Convenient dismounting device for timing cog belt

Abstract

The utility model discloses a convenient dismounting device for a timing cog belt, which comprises a dismounting unit, the dismounting unit comprises a mounting head, the upper surface of the mounting head is fixedly connected with a fixing rod, a transmission assembly is arranged in the fixing rod, the outer surface of the front side of the mounting head is rotatably connected with a mounting sleeve, the outer surface of the fixing rod is slidably connected with a grip, and the mounting sleeve is sleeved with the grip. The upper end of the grip is fixedly connected with a protection box, the upper surface of the protection box is fixedly connected with a controller, the transmission assembly comprises a driving motor, the output end of the driving motor is fixedly connected with a first transmission rod, and the interior of the first transmission rod is slidably connected with a second transmission rod. The length of the wrench can be increased through the fixing rod and the grip so that the wrench can conveniently extend into one side of an engine, wrenches of various models can be replaced through the installation sleeve and the clamping device, force of the driving motor is transmitted through the transmission assembly, then the device can be conveniently installed and detached, and use convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the production and manufacture field of automobile transmission system especially relates to a timing toothed belt convenient dismounting device. BACKGROUND

[0002] Timing toothed belt is the important component of engine valve timing system, through the connection with crankshaft and cooperation certain transmission ratio to guarantee the accuracy of intake and exhaust time, timing toothed belt is the intermediate transmission part of continuous camshaft timing gear and crankshaft timing gear, timing toothed belt belongs to rubber parts, and the phenomenon of aging damage will appear after long time use, therefore, timing toothed belt needs to be replaced regularly, but most of the dismounting is directly completed on the car, however, the space is small, and the wrench is not easy to rotate when unloading screw, and installation and dismounting are relatively troublesome. SUMMARY

[0003] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above problems existing in the prior art, the utility model is proposed.

[0005] Therefore, the utility model aims to provide a timing toothed belt convenient dismounting device, which aims to solve the problem that most of the dismounting is directly completed on the car, however, the space is small, and the wrench is not easy to rotate when unloading screw, and installation and dismounting are relatively troublesome.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a timing toothed belt convenient dismounting device, comprising:

[0007] The dismounting unit comprises a mounting head, the upper surface of the mounting head is fixedly connected with a fixing rod, the inside of the fixing rod is provided with a transmission assembly, the front side outer surface of the mounting head is rotatably connected with a mounting sleeve, the outer surface of the fixing rod is slidably connected with a handle, the upper end of the handle is fixedly connected with a protection box, and the upper surface of the protection box is fixedly connected with a controller.

[0008] As a preferred scheme of the timing toothed belt convenient dismounting device, the transmission assembly comprises a driving motor, the output end of the driving motor is fixedly connected with a first transmission rod, the inside of the first transmission rod is slidably connected with a second transmission rod, the lower end of the second transmission rod is fixedly connected with a driving bevel gear, and the outer surface of the driving bevel gear is meshingly connected with a driven bevel gear.

[0009] As a preferred scheme of the timing toothed belt convenient dismounting device, the outer surface of the driving motor is fixedly connected to the inside of the protection box, and the inside of the driving motor is electrically connected to the inside of the controller.

[0010] As a preferred scheme of the timing toothed belt convenient dismounting device, the driving bevel gear is rotatably connected to the inside of the mounting head, one end of the driving bevel gear is fixedly connected to one end of the mounting sleeve, and the outer surface of the mounting sleeve is provided with the clamping device.

[0011] As a preferred scheme of the timing toothed belt convenient dismounting device, the outer surface of the second transmission rod is rotatably connected with the fixed plate, and the outer surface of the fixed plate is fixedly connected to the inside of the fixed rod.

[0012] As a preferred scheme of the timing toothed belt convenient dismounting device, the outer surfaces of the fixed rod and the second transmission rod are fixedly connected with the protrusions, the inner walls of the handle and the first transmission rod are provided with the sliding grooves, and the outer surfaces of the protrusions are slidably connected to the inside of the sliding grooves.

[0013] The timing toothed belt convenient dismounting device has the following beneficial effects:

[0014] The fixed rod and the handle can extend the length of the wrench to facilitate the insertion into the engine side, the mounting sleeve and the clamping device can replace various types of wrenches, the transmission assembly is used to transmit the force of the driving motor, the installation and dismounting of the device can be facilitated, and the use convenience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be briefly introduced the drawings needed to be used in the embodiment description, obviously, the drawings in the following description are only some embodiments of the utility model, and for the ordinary skilled in the art, under the premise of not paying the creative labor, other drawings can also be obtained according to these drawings. Among them:

[0016] Figure 1 It is a perspective view of the timing toothed belt convenient dismounting device of the utility model;

[0017] Figure 2 It is a transmission assembly schematic view of Figure 1

[0018] Figure 3 It is a handle sectional view of Figure 1

[0019] ​​In the figure: 100, dismounting unit; 101, mounting head; 102, fixed rod; 103, transmission assembly; 103a, driving motor; 103b, first transmission rod; 103c, second transmission rod; 103d, driving bevel gear; 103e, driven bevel gear; 104, mounting sleeve; 105, clamping device; 106, protruding block; 107, fixed plate; 108, handle; 109, sliding groove; 110, protection box; 111, controller. DETAILED DESCRIPTION

[0020] In order to make the above objectives, features and advantages of the present application more apparent, specific embodiments of the present application will be described in detail in conjunction with the accompanying drawings.

[0021] In the following description, a lot of specific details are set forth in order to facilitate a full understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0022] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment that excludes other embodiments.

[0023] Thirdly, the present application is described in detail in conjunction with the schematic diagram, and in order to facilitate the description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions including length, width and depth should be included in actual manufacture.

[0024] Referring to Figures 1-3 The present application provides a kind of convenient dismounting device of timing toothed belt, comprising:

[0025] The disassembling and assembling unit 100 comprises a mounting head 101, the upper surface of the mounting head 101 is fixedly connected with a fixed rod 102, the inside of the fixed rod 102 is provided with a transmission assembly 103, the front outer surface of the mounting head 101 is rotatably connected with a mounting sleeve 104, the outer surface of the fixed rod 102 is slidably connected with a handle 108, the upper end of the handle 108 is fixedly connected with a protection box 110, and the upper surface of the protection box 110 is fixedly connected with a controller 111. The mounting head 101 is designed to facilitate the rapid positioning of the timing toothed belt, and cooperates with the rotation function of the front mounting sleeve 104 to easily clamp the specific position of the toothed belt, realize accurate clamping and fixing during the disassembling and assembling process, the transmission assembly 103 located in the inside of the fixed rod 102 is driven by a motor device, can amplify the output torque under the condition of inputting small operating force, and is used for disassembling or assembling the timing toothed belt with high fastening property, and the controller 111 facilitates the operation of the transmission assembly 103, and facilitates the use of the device.

[0026] The transmission assembly 103 comprises a driving motor 103a, the output end of the driving motor 103a is fixedly connected with a first transmission rod 103b, the inside of the first transmission rod 103b is slidably connected with a second transmission rod 103c, the lower end of the second transmission rod 103c is fixedly connected with a driving bevel gear 103d, and the outer surface of the driving bevel gear 103d is meshingly connected with a driven bevel gear 103e. The outer surface of the driving motor 103a is fixedly connected in the inside of the protection box 110, and the inside of the driving motor 103a is electrically connected in the inside of the controller 111. The driven bevel gear 103e is rotatably connected in the inside of the mounting head 101, one end of the driven bevel gear 103e is fixedly connected with one end of the mounting sleeve 104, and the outer surface of the mounting sleeve 104 is provided with a clamping device 105. The outer surface of the second transmission rod 103c is rotatably connected with a fixed plate 107, and the outer surface of the fixed plate 107 is fixedly connected in the inside of the fixed rod 102. The driving motor 103a generates rotary power after receiving an input signal through the controller 111, the first transmission rod 103b at the output end plays a role in preliminary power transmission, the first transmission rod 103b and the second transmission rod 103c are slidably connected, which allows the adjustment of the axial length in a limited space, ensures that the device is suitable for the toothed belt disassembling and assembling requirements in different installation scenes, the lower end of the second transmission rod 103c is fixedly connected with the driving bevel gear 103d, the rotary power of the driving bevel gear 103d is transmitted to the driven bevel gear 103e through precise meshing, and the driven bevel gear 103e is connected with one end of the mounting sleeve 104 and can drive the rotation of the mounting sleeve 104, realizes the assembly or disassembly of the timing toothed belt, and the fixed plate 107 provides additional support through the fixed rod 102, ensures the stability of the whole transmission assembly 103 under high-strength operation.

[0027] Further, the outer surfaces of the fixed rod 102 and the second transmission rod 103c are fixedly connected with protrusions 106, the inner walls of the handle 108 and the first transmission rod 103b are provided with sliding grooves 109, and the outer surfaces of the protrusions 106 are slidingly connected in the inner walls of the sliding grooves 109. The outer surfaces of the fixed rod 102 and the second transmission rod 103c are provided with protrusions 106, which are slidingly connected with the sliding grooves 109 in the inner walls of the handle 108 and the first transmission rod 103b, so as to realize flexible adjustment of the power transmission device during operation. By moving the protrusions 106 in the sliding grooves 109, the relative positions of the transmission rods can be adjusted, so as to change the working length and transmission angle of the transmission system, adapt to different working scene requirements, and effectively prevent the radial deviation of the transmission rod during operation due to the limiting effect of the sliding grooves 109 on the protrusions 106.

[0028] During use, first pull the mounting head 101 to extend the device to a suitable distance, connect the wrench inside the mounting sleeve 104 through the clamping device 105, select the installation force and direction through the controller 111 during disassembly, and then control the driving motor 103a to start, so that the force of the driving motor 103a can be transmitted out through the first transmission rod 103b and the second transmission rod 103c and the driving bevel gear 103d, and the mounting sleeve 104 and the wrench are driven to rotate through the driven bevel gear 103e, so that the installation of the timing toothed belt tensioning device can be facilitated, and the convenience of use is improved.

[0029] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A timing toothed belt easy dismounting device, characterized in that: The application relates to a dismounting and mounting unit (100) which comprises a mounting head (101), the upper surface of the mounting head (101) is fixedly connected with a fixed rod (102), the inside of the fixed rod (102) is provided with a transmission assembly (103), the front outer surface of the mounting head (101) is rotationally connected with a mounting sleeve (104), the outer surface of the fixed rod (102) is slidably connected with a handle (108), the upper end of the handle (108) is fixedly connected with a protection box (110), and the upper surface of the protection box (110) is fixedly connected with a controller (111). The transmission assembly (103) comprises a driving motor (103a), the output end of the driving motor (103a) is fixedly connected with a first transmission rod (103b), the inside of the first transmission rod (103b) is slidably connected with a second transmission rod (103c), the lower end of the second transmission rod (103c) is fixedly connected with a driving bevel gear (103d), and the outer surface of the driving bevel gear (103d) is meshedly connected with a driven bevel gear (103e).

2. The timing toothed belt convenient dismounting device according to claim 1, characterized in that: The outer surface of the driving motor (103a) is fixedly connected in the inside of the protection box (110), and the inside of the driving motor (103a) is electrically connected in the inside of the controller (111).

3. The easy-to-mount-and-dismount device for a toothed belt according to claim 2, characterized in that: The driven bevel gear (103e) is rotationally connected in the inside of the mounting head (101), one end of the driven bevel gear (103e) is fixedly connected with one end of the mounting sleeve (104), and the outer surface of the mounting sleeve (104) is provided with a clamping device (105).

4. The easy dismounting device for a toothed belt according to claim 2, characterized in that: The outer surface of the second transmission rod (103c) is rotationally connected with a fixed plate (107) at the lower part, and the outer surface of the fixed plate (107) is fixedly connected in the inside of the fixed rod (102).

5. The easy dismounting device for a toothed belt according to claim 2, characterized in that: The outer surfaces of the fixed rod (102) and the second transmission rod (103c) are fixedly connected with protrusions (106), the inner walls of the handle (108) and the first transmission rod (103b) are both provided with sliding grooves (109), and the outer surfaces of the protrusions (106) are slidably connected in the insides of the sliding grooves (109).

6. The easy dismounting device for a toothed belt according to claim 1, characterized in that: ​

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