Automobile engine connecting rod burr grinding mechanism

Abstract

The utility model relates to an automobile engine connecting rod burr grinding mechanism which comprises a connecting rod burr grinding mechanism body, an adjusting seat, a grinding roller and a vertical rod, the adjusting seat, the grinding roller and the vertical rod are arranged on the connecting rod burr grinding mechanism body, a supporting rod is fixedly connected to the connecting rod burr grinding mechanism body, and the vertical rod penetrates through the supporting rod. The vertical rod is rotatably connected with the supporting rod through a bearing, three fixing frames are placed on the peripheral wall of the supporting rod, telescopic rods are fixedly connected to the inner top walls of the three fixing frames, pressing plates are fixedly connected to the bottom surfaces of the three telescopic rods, and springs fixedly connected with the fixing frames and the pressing plates are arranged on the peripheral walls of the three telescopic rods in a sleeving mode. According to the burr grinding mechanism for the connecting rod of the automobile engine, under the action of the pressing plate, the connecting rod is fixed, the stability of the connecting rod is improved, under the action of the spring, the pressing plate is extruded, the extrusion force of the pressing plate is improved, meanwhile, through sliding connection between the supporting plate and the connecting groove, the pressing plate is supported, and the stability of the pressing plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of engine connecting rods, in particular to a burr grinding mechanism for connecting rods of automobile engines. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines, external combustion engines, jet engines, and electric motors. The connecting rod is an important part of the engine. It connects the piston and the crankshaft. Its function is to convert the reciprocating motion of the piston into the rotational motion of the crankshaft, and transmit the force acting on the piston to the crankshaft to output power. Connecting rods are mostly steel parts. The cross-section of the main part is mostly circular or I-shaped, with holes at both ends. Bronze bushings or needle bearings are installed in the holes for inserting axle pins to form a hinge. The surface roughness of the forged connecting rod blank is relatively high, and the connecting rod needs to be polished.

[0003] Chinese patent CN218746724U discloses an engine connecting rod deburring device, which discloses a technical solution for convenient adjustment, solving the problem that the grinding roller position of the existing grinding device is not adjustable, which is inconvenient when using the grinding roller to grind the inner surface of the circular hole.

[0004] When the device is in use, the connecting rod is fixed by a clamping block, and the specifications of the clamping block are adjusted, which is inconvenient for clamping connecting rods of different thicknesses, reducing practicality. Therefore, a burr grinding mechanism for connecting rods of automobile engines is proposed to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a burr grinding mechanism for a connecting rod of an automobile engine, which has the advantage of convenient clamping and solves the problem that when the device is in use, the connecting rod is fixed by a clamping block, and the specifications of the clamping block are adjusted, which makes it inconvenient to clamp connecting rods of different thicknesses, thereby reducing practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a connecting rod burr grinding mechanism for an automobile engine, comprising a connecting rod burr grinding mechanism body and an adjustment seat, a grinding roller and a vertical rod arranged on the connecting rod burr grinding mechanism body, wherein a support rod is fixedly connected to the connecting rod burr grinding mechanism body, the vertical rod penetrates the support rod, and the vertical rod is rotatably connected to the support rod through a bearing.

[0007] Three fixing frames are placed on the outer peripheral wall of the support rod, the inner top walls of the three fixing frames are fixedly connected with telescopic rods, the bottom surfaces of the three telescopic rods are fixedly connected with pressure plates, and the outer peripheral walls of the three telescopic rods are respectively provided with springs fixedly connected with the fixing frames and the pressure plates.

[0008] The three fixing frames are all provided with supporting components for supporting the pressing plate.

[0009] The adjusting seat is provided with an adjusting component for adjusting the position of the fixing frame.

[0010] Furthermore, the three fixing frames are all U-shaped frames, and the three fixing frames are distributed in a circle with the support rod as the center.

[0011] Furthermore, the telescopic rod is composed of a sleeve and a moving rod, one end of the moving rod penetrates and extends into the interior of the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and one side of the sleeve is provided with a through hole adapted to the moving rod.

[0012] Furthermore, the support assembly includes a support plate, which is fixedly connected to a side surface away from the adjustment seat, and the inner wall of the fixing frame close to the adjustment seat is provided with a connecting groove, and the support plate extends to the inside of the connecting groove, and the outer peripheral wall of the support rod is fixedly installed with three electric push rods, and the output ends of the three electric push rods are fixedly connected to connecting blocks, and the connecting blocks are fixedly connected to the fixing frame.

[0013] Furthermore, the support plate and the connecting groove are slidably connected, and the connecting block is located at the bottom of the fixing frame.

[0014] Furthermore, the adjustment component includes a slider, which is fixedly connected to the top surface of the grinding roller, a slide groove is provided on the bottom surface of the adjustment seat, the slider extends to the inside of the slide groove, an installation groove is provided inside the adjustment seat, a drive motor is fixedly installed inside the installation groove, and an output end of the drive motor is fixedly connected to a screw rod with one end passing through the installation groove and extending to the inside of the slide groove, and the screw rod passes through the slider.

[0015] Furthermore, the slider and the slide groove are slidably connected, and the screw rod is rotationally connected to the mounting groove and the slide groove respectively through two bearings.

[0016] Furthermore, a threaded hole is provided on the right side of the sliding block, and the screw rod passes through the threaded hole and is threadedly connected thereto.

[0017] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0018] 1. The automobile engine connecting rod burr grinding mechanism fixes the connecting rod through the action of the pressing plate to improve the stability of the connecting rod, squeezes the pressing plate through the action of the spring to improve the squeezing force of the pressing plate, and at the same time, supports the pressing plate through the sliding connection between the supporting plate and the connecting groove to improve the stability of the pressing plate;

[0019] 2. The automobile engine connecting rod burr grinding mechanism drives the fixing frame to move under the action of the electric push rod, which is convenient for fixing connecting rods of different specifications. Through the sliding connection between the screw and the slider, the grinding roller is conveniently driven to move to improve the stability of the grinding roller. At the same time, the screw is driven to rotate under the action of the driving motor, which is convenient for the staff to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 for Figure 1 A is a schematic diagram of the structure enlargement;

[0022] Figure 3 This is a schematic diagram of the internal structure of the adjustment seat in the structure of the utility model;

[0023] Figure 4 for Figure 3 A schematic diagram of the structure of B in the middle;

[0024] Figure 5 It is a schematic diagram of the right side of the left side fixing frame in the structure of the utility model.

[0025] In the figure: 1 connecting rod burr grinding mechanism body, 2 connecting block, 3 fixing frame, 4 supporting plate, 5 telescopic rod, 6 spring, 7 pressing plate, 8 adjusting seat, 9 grinding roller, 10 electric push rod, 11 connecting groove, 12 screw rod, 13 slider, 14 sliding groove, 15 mounting groove, 16 driving motor, 17 supporting rod, 18 vertical rod. DETAILED DESCRIPTION

[0026] 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.

[0027] See also Figure 1-5 In this embodiment, a connecting rod burr grinding mechanism for an automobile engine includes a connecting rod burr grinding mechanism body 1 and an adjustment seat 8, a grinding roller 9 and a vertical rod 18 arranged on the connecting rod burr grinding mechanism body 1. A support rod 17 is fixedly connected to the connecting rod burr grinding mechanism body 1, and the vertical rod 18 penetrates the support rod 17. The vertical rod 18 is rotatably connected to the support rod 17 through a bearing.

[0028] Three fixing frames 3 are placed on the outer peripheral wall of the support rod 17, the inner top walls of the three fixing frames 3 are fixedly connected with telescopic rods 5, the bottom surfaces of the three telescopic rods 5 are fixedly connected with pressure plates 7, and the outer peripheral walls of the three telescopic rods 5 are respectively provided with springs 6 fixedly connected to the fixing frames 3 and the pressure plates 7.

[0029] Among them, the three fixed frames 3 are all U-shaped frames, and the three fixed frames 3 are distributed in a circle with the support rod 17 as the center. The telescopic rod 5 is composed of a sleeve and a moving rod. One end of the moving rod penetrates and extends to the inside of the sleeve, and the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and a through hole compatible with the moving rod is opened on one side of the sleeve.

[0030] Specifically, pull the pressure plate 7 to move the pressure plate 7, squeeze the telescopic rod 5 and the spring 6, shrink the telescopic rod 5 and the spring 6, fit the fixing frame 3 and the connecting rod, loosen the pressure plate 7, push the pressure plate 7 back to its original position through the elasticity of the spring 6, fit the pressure plate 7 and the connecting rod, and fix the connecting rod 7.

[0031] See also Figure 1-5 In this embodiment, on the basis of the first embodiment, three fixing frames 3 are provided with support components, and the support components include a support plate 4, and the support plate 4 is fixedly connected to a side surface away from the adjustment seat 8. The inner wall of the fixing frame 3 close to the adjustment seat 8 is provided with a connecting groove 11, and the support plate 4 extends to the inside of the connecting groove 11. The outer peripheral wall of the support rod 17 is fixedly installed with three electric push rods 10, and the output ends of the three electric push rods 10 are fixedly connected with the connecting block 2, and the connecting block 2 and the fixing frame 3 are fixedly connected.

[0032] The support plate 4 and the connection groove 11 are slidably connected, and the connection block 2 is located at the bottom of the fixing frame 3 .

[0033] It should be noted that the electric push rod 10 is a conventional device known to the public in the prior art, and its specific structure and working principle will not be described in detail herein.

[0034] Specifically, the pressing plate 7 is supported by the sliding connection between the support plate 4 and the connecting groove 11 to improve the stability of the pressing plate 7, and the electric push rod 10 is started. The output end of the electric push rod 10 drives the connecting block 2 to move, and then drives the fixing frame 3 to move, and the position of the fixing frame 3 is adjusted. After the connecting rod and the support rod 17 are fitted, the electric push rod 10 is started to reset the fixing frame 3, and the fixing frame 3 and the connecting rod are fitted to restrict the connecting rod.

[0035] See also Figure 1-5In this embodiment, on the basis of Embodiment 1 and Embodiment 2, an adjustment component is provided on the adjustment seat 8, and the adjustment component includes a slider 13, and the slider 13 is fixedly connected to the top surface of the grinding roller 9. A slide groove 14 is provided on the bottom surface of the adjustment seat 8, and the slider 13 extends to the inside of the slide groove 14. A mounting groove 15 is provided inside the adjustment seat 8, and a drive motor 16 is fixedly installed inside the mounting groove 15. The output end of the drive motor 16 is fixedly connected to a screw 12 having one end penetrating the mounting groove 15 and extending to the inside of the slide groove 14, and the screw 12 penetrates the slider 13.

[0036] The slider 13 and the slide groove 14 are slidably connected, the screw rod 12 is rotationally connected to the mounting groove 15 and the slide groove 14 respectively through two bearings, a threaded hole is opened on the right side of the slider 13, and the screw rod 12 passes through the threaded hole and is threadedly connected thereto.

[0037] Specifically, the drive motor 16 is started, and the output end of the drive motor 16 drives the screw 12 to rotate. Through the sliding connection between the screw 12 and the slider 13 and the sliding connection between the slider 13 and the slide groove 14, the slider 13 is moved, driving the grinding roller 9 to move, and the position of the grinding roller 9 is adjusted. The connecting rod burr grinding mechanism body 1 is started, and the connecting rod is ground.

[0038] The working principle of the above embodiment is:

[0039] The electric push rod 10 is started, and the output end of the electric push rod 10 drives the connecting block 2 to move, thereby driving the fixing frame 3 to move, and adjusting the position of the fixing frame 3. The connecting rod is placed on the top surface of the support rod 17, and the pressing plate 7 is pulled to move the pressing plate 7, and the telescopic rod 5 and the spring 6 are squeezed to shrink the telescopic rod 5 and the spring 6. The pressing plate 7 is supported by the sliding connection between the support plate 4 and the connecting groove 11 to improve the stability of the pressing plate 7. The electric push rod 10 is started to reset the fixing frame 3, and the fixing frame 3 is reset. 3 and the connecting rod fit together, loosen the pressure plate 7, push the pressure plate 7 to reset by the elasticity of the spring 6, fit the pressure plate 7 and the connecting rod, fix the connecting rod 7, start the drive motor 16, the output end of the drive motor 16 drives the screw 12 to rotate, through the sliding connection between the screw 12 and the slider 13 and the sliding connection between the slider 13 and the slide groove 14, the slider 13 is moved, driving the grinding roller 9 to move, the position of the grinding roller 9 is adjusted, the connecting rod burr grinding mechanism body 1 is started, and the connecting rod is ground.

[0040] The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0041] 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.

[0042] 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 connecting rod burr grinding mechanism for an automobile engine, comprising a connecting rod burr grinding mechanism body (1), an adjustment seat (8), a grinding roller (9) and a vertical rod (18) arranged on the connecting rod burr grinding mechanism body (1), characterized in that: A support rod (17) is fixedly connected to the connecting rod burr grinding mechanism body (1), the vertical rod (18) passes through the support rod (17), and the vertical rod (18) is rotatably connected to the support rod (17) via a bearing; Three fixing frames (3) are placed on the outer peripheral wall of the support rod (17); the inner top walls of the three fixing frames (3) are fixedly connected with telescopic rods (5); the bottom surfaces of the three telescopic rods (5) are fixedly connected with pressure plates (7); and the outer peripheral walls of the three telescopic rods (5) are respectively provided with springs (6) fixedly connected with the fixing frames (3) and the pressure plates (7); The three fixing frames (3) are each provided with a supporting assembly, and the adjusting seat (8) is provided with an adjusting assembly.

2. The automobile engine connecting rod burr grinding mechanism according to claim 1, characterized in that: The three fixing frames (3) are all U-shaped frames, and the three fixing frames (3) are distributed in a circle with the support rod (17) as the center.

3. The automobile engine connecting rod burr grinding mechanism according to claim 2, characterized in that: The telescopic rod (5) is composed of a sleeve and a moving rod, one end of the moving rod penetrates and extends into the interior of the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and one side of the sleeve is provided with a through hole adapted to the moving rod.

4. The automobile engine connecting rod burr grinding mechanism according to claim 1, characterized in that: The support assembly comprises a support plate (4), the support plate (4) being fixedly connected to a side surface away from the adjustment seat (8), a connection groove (11) being provided on an inner wall of a side of the fixing frame (3) close to the adjustment seat (8), the support plate (4) extending to the inside of the connection groove (11), three electric push rods (10) being fixedly mounted on the outer peripheral wall of the support rod (17), the output ends of the three electric push rods (10) being fixedly connected to a connection block (2), and the connection block (2) and the fixing frame (3) being fixedly connected.

5. The automobile engine connecting rod burr grinding mechanism according to claim 4, characterized in that: The support plate (4) and the connection groove (11) are slidably connected, and the connection block (2) is located at the bottom of the fixing frame (3).

6. The automobile engine connecting rod burr grinding mechanism according to claim 4, characterized in that: The adjustment component comprises a slider (13), the slider (13) is fixedly connected to the top surface of the grinding roller (9), the bottom surface of the adjustment seat (8) is provided with a slide groove (14), the slider (13) extends to the inside of the slide groove (14), the inside of the adjustment seat (8) is provided with a mounting groove (15), a driving motor (16) is fixedly installed inside the mounting groove (15), the output end of the driving motor (16) is fixedly connected to a screw (12) having one end penetrating the mounting groove (15) and extending to the inside of the slide groove (14), and the screw (12) penetrates the slider (13).

7. The automobile engine connecting rod burr grinding mechanism according to claim 6, characterized in that: The slider (13) and the slide groove (14) are slidably connected, and the screw rod (12) is rotationally connected to the mounting groove (15) and the slide groove (14) respectively through two bearings.

8. The automobile engine connecting rod burr grinding mechanism according to claim 7, characterized in that: A threaded hole is provided on the right side of the sliding block (13), and the screw rod (12) passes through the threaded hole and is threadedly connected thereto.

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