Precise grinding and polishing machine for transmission gasket

Abstract

The utility model relates to a precise grinding and polishing machine for a transmission gasket, which belongs to the technical field of transmission gasket processing and comprises a precise grinding and polishing machine, a mounting seat and a working frame are arranged on the precise grinding and polishing machine, a grinding and polishing device is arranged on the mounting seat, and a fixing structure and a lifting structure are arranged on the precise grinding and polishing machine. According to the precise grinding and polishing machine for the transmission gasket, by arranging a fixing structure and a lifting structure, an asynchronous motor in a driving assembly is used as a driving source, and a threaded rod is controlled to rotate through mechanical transmission, so that a positioning plate is controlled to move downwards on the outer surface of a guide rod; and then a pressing block on the movable positioning plate presses the transmission gasket on the supporting frame, a pressure sensor on the supporting frame stops an asynchronous motor after being subjected to the pressure effect, so that the purpose of automatically fixing the transmission gasket instead of workers is achieved, and the supporting frame at the top of the lifting table is conveniently controlled by a hydraulic cylinder to ascend and descend; therefore, the position of the fixed transmission gasket is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of transmission gasket processing, in particular to a transmission gasket precision grinding and polishing machine. Background Art

[0002] The transmission gasket is an indispensable component of the transmission. Its main function is to seal and prevent leakage. The transmission gasket is usually made of sheet material, and the most common material is plastic, which is both durable and has good sealing properties. The transmission gasket processing includes injection molding, demolding, grinding and polishing, and painting. First, the plastic is hot-melted and the hot-melt plastic is injected into the transmission gasket mold using an injection molding machine. After the transmission gasket mold cools down, the mold is opened and the molded transmission gasket is taken out. Then, a precision grinder is used to grind and polish the transmission gasket to remove excess parts, and then the molded transmission gasket is obtained after painting.

[0003] In the current existing technology, the transmission gasket grinding and polishing is processed by a precision grinding and polishing machine, which requires the staff to manually fix and clamp the transmission gasket, and then use the motor to drive the grinding head to rotate and control the grinding head to grind the excess plastic on the transmission gasket. In this process, the staff is required to manually fix the transmission gasket multiple times, which makes the staff's labor intensity higher, thereby affecting the efficiency of the transmission gasket grinding and polishing. Therefore, a transmission gasket precision grinding and polishing machine is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a transmission gasket precision grinding and polishing machine, which has the advantage of being easy to automatically fix the transmission gasket, and solves the problem that the transmission gasket grinding and polishing is processed by a precision grinding and polishing machine, and the staff needs to manually fix and clamp the transmission gasket, and then use a motor to drive the grinding head to rotate and control the grinding head to grind away excess plastic on the transmission gasket. During this process, the staff needs to manually fix the transmission gasket multiple times, which makes the staff's labor intensity high, thereby affecting the efficiency of the transmission gasket grinding and polishing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transmission gasket precision grinding and polishing machine, comprising a precision grinding and polishing machine, a mounting seat and a working frame are arranged on the precision grinding and polishing machine, a grinding and polishing device is arranged on the mounting seat, and a fixing structure and a lifting structure are arranged on the precision grinding and polishing machine;

[0006] The fixed structure includes a support frame arranged inside the working frame, a threaded rod with one end penetrating and extending to the outside thereof is rotatably installed between the inner top wall and the inner bottom wall of the support frame, a positioning plate for pressing the transmission gasket is threadedly connected to the outer surface of the threaded rod, a guide assembly for limiting the moving trajectory of the positioning plate is arranged between the inner top wall and the inner bottom wall of the support frame, a driving assembly for driving the threaded rod to rotate is arranged at the bottom of the support frame, and an abutment bar for abutting the position of the transmission gasket is fixedly installed on the support frame.

[0007] Furthermore, the lifting structure includes a lifting platform fixedly installed on the top of the precision grinding and polishing machine, a connecting component for limiting the up and down movement of the support frame is arranged inside the lifting platform, a hydraulic cylinder for controlling the up and down movement of the support frame is fixedly installed inside the lifting platform, and the telescopic end of the hydraulic cylinder is fixedly connected to the bottom of the support frame.

[0008] Furthermore, the working frame is fixedly mounted on the top of the precision grinding and polishing machine, the mounting seat is mounted inside the working frame, and the grinding and polishing device is mounted on the mounting seat.

[0009] Furthermore, the support frame includes a placement frame and a pressure sensor, the pressure sensor is fixedly installed inside the placement frame, a receiving plate is fixedly installed on the top of the pressure sensor, a bearing is fixedly installed inside the placement frame, and the inner circumferential wall of the bearing is fixedly connected to the outer surface of the threaded rod.

[0010] Furthermore, the guide assembly includes a guide rod, which is fixedly installed between the inner top wall and the inner bottom wall of the support frame. A connecting hole is opened inside the positioning plate, and the inner wall of the connecting hole is slidably connected to the outer surface of the guide rod. A clamping block is fixedly installed at the bottom of the positioning plate.

[0011] Furthermore, the driving assembly includes an asynchronous motor and two bevel gears, the two bevel gears are fixedly mounted on the output shaft of the asynchronous motor and the outer surface of the threaded rod respectively, the outer surfaces of the two bevel gears are meshed, and the asynchronous motor is fixedly mounted on the bottom of the support frame.

[0012] Furthermore, the connecting assembly includes four connecting columns, which are all fixedly installed on the bottom of the support frame. Four circular grooves are opened inside the lifting platform, and one end of the connecting column passes through the circular groove and extends to the inside of the lifting platform.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] The transmission gasket precision grinding and polishing machine is provided with a fixed structure and a lifting structure, so that the asynchronous motor in the driving assembly is used as the driving source and the rotation of the threaded rod is controlled by mechanical transmission, so as to control the positioning plate to move downward on the outer surface of the guide rod, so that the pressing block on the movable positioning plate presses the transmission gasket onto the support frame, so that the pressure sensor on the support frame shuts down the asynchronous motor after being subjected to pressure, thereby replacing the worker's automatic fixing of the transmission gasket, and facilitating the use of a hydraulic cylinder to control the lifting and lowering of the support frame on the top of the lifting platform, so as to adjust the position of the fixed transmission gasket, so as to facilitate the staff to operate the grinder and polisher for grinding, thereby reducing the labor intensity of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the utility model Figure 1 A in the enlarged view;

[0017] Figure 3 It is a three-dimensional schematic diagram of the structural support frame and the positioning plate of the utility model.

[0018] In the figure: 1. precision grinder and polisher; 2. mounting base; 3. grinder and polisher; 4. working frame; 51. support frame; 52. threaded rod; 53. positioning plate; 54. guide assembly; 55. drive assembly; 56. abutment strip; 57. lifting platform; 58. connecting assembly; 59. hydraulic cylinder. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 A transmission gasket precision grinding and polishing machine in this embodiment includes a precision grinding and polishing machine 1, a mounting seat 2 and a working frame 4 are provided on the precision grinding and polishing machine 1, a grinder 3 is provided on the mounting seat 2, a fixing structure and a lifting structure are provided on the precision grinding and polishing machine 1, the working frame 4 is fixedly installed on the top of the precision grinding and polishing machine 1, the mounting seat 2 is installed inside the working frame 4, and the grinder 3 is installed on the mounting seat 2.

[0021] In the implementation of this example, the fixed structure includes a support frame 51 arranged inside the working frame 4, and a threaded rod 52 with one end penetrating and extending to the outside is rotatably installed between the inner top wall and the inner bottom wall of the support frame 51. The support frame 51 includes a placement frame and a pressure sensor. The pressure sensor is fixedly installed inside the placement frame, and a receiving plate is fixedly installed on the top of the pressure sensor. A bearing is fixedly installed inside the placement frame. The inner circumferential wall of the bearing is fixedly connected to the outer surface of the threaded rod 52 to facilitate the rotation of the threaded rod 52. The outer surface of the threaded rod 52 is threadedly connected with a positioning plate 53 for pressing the transmission gasket to facilitate the fixation of the transmission gasket. The inner surface of the support frame 51 A guide assembly 54 is provided between the top wall and the inner bottom wall for limiting the moving trajectory of the positioning plate 53. The guide assembly 54 includes a guide rod, which is fixedly installed between the inner top wall and the inner bottom wall of the support frame 51. A connecting hole is provided inside the positioning plate 53, and the inner wall of the connecting hole is slidably connected to the outer surface of the guide rod. A clamping block is fixedly installed at the bottom of the positioning plate 53 to limit the positioning plate 53 to move up and down only on the outer surface of the guide rod. A driving assembly 55 for driving the threaded rod 52 to rotate is provided at the bottom of the support frame 51, and an abutment bar 56 for abutting the position of the transmission gasket is fixedly installed on the support frame 51 to facilitate limiting the position where the transmission gasket is placed.

[0022] Among them, the driving component 55 includes an asynchronous motor and two bevel gears, the two bevel gears are fixedly installed on the output shaft of the asynchronous motor and the outer surface of the threaded rod 52 respectively, the outer surfaces of the two bevel gears are meshed, and the asynchronous motor is fixedly installed at the bottom of the support frame 51, so that the output shaft is driven to rotate by the asynchronous motor and the threaded rod 52 is driven to rotate by the meshing of the two bevel gears.

[0023] By adopting the above technical solution, the transmission gasket is placed on the support frame 51 and abutted against one side of the abutment bar 56, and then the asynchronous motor in the drive assembly 55 is started, and the threaded rod 52 is driven to rotate by meshing two bevel gears, so that the positioning plate 53 threadedly connected to the outer surface of the threaded rod 52 moves downward on the outer surface of the guide rod, and then the transmission gasket is pressed against the support frame 51 by the pressing block on the positioning plate 53, and the asynchronous motor is controlled to stop by the pressure sensor on the support frame 51, so as to automatically fix the transmission gasket.

[0024] In the present embodiment, the lifting structure includes a lifting platform 57 fixedly installed on the top of the precision grinding and polishing machine 1, and a connecting component 58 for limiting the up and down movement of the support frame 51 is arranged inside the lifting platform 57, and the connecting component 58 includes four connecting columns, and the four connecting columns are fixedly installed on the bottom of the support frame 51. Four circular grooves are opened inside the lifting platform 57, and one end of the connecting column passes through the circular groove and extends to the inside of the lifting platform 57 to achieve stable up and down movement of the support frame 51. A hydraulic cylinder 59 for controlling the up and down movement of the support frame 51 is fixedly installed inside the lifting platform 57, and the telescopic end of the hydraulic cylinder 59 is connected to the support frame 51, so as to facilitate the use of the hydraulic cylinder 59 to control the up and down movement of the support frame 51.

[0025] By adopting the above technical solution, it is possible to start the hydraulic cylinder 59 on the lifting platform 57, and utilize the telescopic movement of the hydraulic cylinder 59 to control the up and down movement of the support frame 51, thereby controlling the height of the transmission gasket pressed on the support frame 51, thereby facilitating the staff to control the grinder 3 to grind the transmission gasket.

[0026] The working principle of the above embodiment is:

[0027] When the transmission gasket precision grinding and polishing machine is in use, the transmission gasket is placed on the support frame 51 and abutted against one side of the abutment bar 56, then the asynchronous motor in the drive assembly 55 is started, and the threaded rod 52 is driven to rotate by meshing two bevel gears, so that the positioning plate 53 threadedly connected to the outer surface of the threaded rod 52 moves downward on the outer surface of the guide rod, and then the transmission gasket is pressed against the support frame 51 by the clamping block on the positioning plate 53, and the asynchronous motor is controlled to stop by the pressure sensor on the support frame 51, so as to automatically fix the transmission gasket, and the hydraulic cylinder 59 on the lifting platform 57 can be started, and the support frame 51 can be moved up and down by the extension and retraction of the hydraulic cylinder 59, so as to control the height of the compressed transmission gasket on the support frame 51, so as to facilitate the staff to operate the grinder 3 to grind the transmission gasket.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A transmission gasket precision grinding and polishing machine, comprising a precision grinding and polishing machine (1), characterized in that: The precision grinding and polishing machine (1) is provided with a mounting seat (2) and a working frame (4), the mounting seat (2) is provided with a grinding and polishing device (3), and the precision grinding and polishing machine (1) is provided with a fixing structure and a lifting structure; The fixing structure comprises a support frame (51) arranged inside the working frame (4); a threaded rod (52) having one end penetrating and extending to the outside thereof is rotatably mounted between the inner top wall and the inner bottom wall of the support frame (51); a positioning plate (53) for pressing a transmission gasket is threadedly connected to the outer surface of the threaded rod (52); a guide assembly (54) for limiting the moving track of the positioning plate (53) is arranged between the inner top wall and the inner bottom wall of the support frame (51); a driving assembly (55) for driving the threaded rod (52) to rotate is arranged at the bottom of the support frame (51); and an abutment bar (56) for abutting the position of the transmission gasket is fixedly mounted on the support frame (51).

2. A transmission gasket precision grinding and polishing machine according to claim 1, characterized in that: The lifting structure comprises a lifting platform (57) fixedly mounted on the top of the precision grinding and polishing machine (1); a connecting assembly (58) for limiting the upward and downward movement of the support frame (51) is arranged inside the lifting platform (57); a hydraulic cylinder (59) for controlling the upward and downward movement of the support frame (51) is fixedly mounted inside the lifting platform (57); and a telescopic end of the hydraulic cylinder (59) is fixedly connected to the bottom of the support frame (51).

3. The transmission gasket precision grinding and polishing machine according to claim 1, characterized in that: The working frame (4) is fixedly mounted on the top of the precision grinding and polishing machine (1), the mounting seat (2) is mounted inside the working frame (4), and the grinding and polishing device (3) is mounted on the mounting seat (2).

4. A transmission gasket precision grinding and polishing machine according to claim 1, characterized in that: The support frame (51) comprises a placement frame and a pressure sensor, wherein the pressure sensor is fixedly installed inside the placement frame, a receiving plate is fixedly installed on the top of the pressure sensor, a bearing is fixedly installed inside the placement frame, and the inner peripheral wall of the bearing is fixedly connected to the outer surface of the threaded rod (52).

5. The transmission gasket precision grinding and polishing machine according to claim 1, characterized in that: The guide assembly (54) comprises a guide rod, which is fixedly installed between the inner top wall and the inner bottom wall of the support frame (51). A connecting hole is provided inside the positioning plate (53), and the inner wall of the connecting hole is slidably connected to the outer surface of the guide rod. A pressing block is fixedly installed at the bottom of the positioning plate (53).

6. The transmission gasket precision grinding and polishing machine according to claim 1, characterized in that: The driving assembly (55) comprises an asynchronous motor and two bevel gears, the two bevel gears being fixedly mounted on the output shaft of the asynchronous motor and the outer surface of the threaded rod (52) respectively, the outer surfaces of the two bevel gears being meshed with each other, and the asynchronous motor being fixedly mounted on the bottom of the support frame (51).

7. A transmission gasket precision grinding and polishing machine according to claim 2, characterized in that: The connecting assembly (58) comprises four connecting columns, and the four connecting columns are fixedly mounted on the bottom of the support frame (51). Four circular grooves are provided inside the lifting platform (57), and one end of the connecting column passes through the circular groove and extends to the inside of the lifting platform (57).

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