Turning device for rocker arm assembly of internal combustion engine

Abstract

The invention relates to the technical field of turning devices, in particular to a turning device for a rocker arm assembly of an internal combustion engine, which comprises a device body, a positioning table is mounted on the device body, a mounting matching cavity is formed in the device body, the positioning table is positioned through the mounting matching cavity, and mounting lock holes are symmetrically formed in two sides of the interior of the mounting matching cavity. A table body fixing mechanism is fixedly arranged in the mounting matching cavity, and when the positioning table is mounted on the device body, the mounting bottom sleeve is inserted into the mounting matching cavity; when the positioning table is installed, the operation block is pushed into the inwards-shrinking channel, then the positioning table is positioned through cooperation of the installation bottom sleeve on the positioning table and the installation matching cavity, and the positioning table can be fixedly installed by releasing the operation block. And the operating block is pushed into the inwards-shrinking channel again, so that the scraps on the periphery of the positioning table can be pushed to be away from the positioning table, and workers can conveniently clean the scraps.

Description

Technical Field

[0001] The invention relates to the technical field of turning devices, in particular to a turning device for a rocker arm assembly of an internal combustion engine. Background Art

[0002] The internal combustion engine rocker arm is one of the key components of the internal combustion engine valve mechanism, and is mainly used to control the movement of the valve. The internal combustion engine rocker arm needs to be turned during production. The existing internal combustion engine rocker arm production turning device will be equipped with a positioning table, and the internal combustion engine rocker arm fixture is installed through the positioning table. The stability of the internal combustion engine rocker arm during the processing is guaranteed by the fixture to ensure that the turning process can be completed smoothly. Turning waste chips will be generated in the turning process, and the staff needs to clean it regularly. The waste chips around the positioning table are more troublesome to clean, and are not easy to clean, time-consuming and labor-intensive. In addition, the installation and disassembly of the positioning table is more troublesome. When the device is inspected or maintained, when the positioning table needs to be disassembled, it is often necessary to spend more time on the installation and disassembly of the positioning table, and the convenient installation and disassembly of the positioning table cannot be achieved. Summary of the invention

[0003] The object of the present invention is to provide a turning device for a rocker arm assembly of an internal combustion engine to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions: A turning device for a rocker arm assembly of an internal combustion engine comprises a device body, a positioning platform is mounted on the device body, a mounting matching cavity is provided on the device body, and the positioning platform is positioned through the mounting matching cavity; The installation matching cavity has installation lock holes symmetrically provided on both sides thereof, and a table fixing mechanism is fixedly provided in the installation matching cavity, and the positioning table is fixed by the table fixing mechanism; A mounting bottom sleeve is fixedly provided at the lower end of the positioning platform. When the positioning platform is installed on the device body, the mounting bottom sleeve is inserted into the mounting matching cavity. The installation bottom sleeve is provided with a platform strengthening and fixing mechanism, which can further strengthen the fixation of the positioning platform, and the platform strengthening and fixing mechanism can also drive the platform fixing mechanism to move.

[0005] Preferably, one end of the positioning platform is provided with an inwardly contracted channel, and a matching connecting hole is provided on the mounting bottom sleeve at the lower side of the inwardly contracted channel; A supporting inner rod is fixedly arranged on the inner side of one end of the installation bottom sleeve provided with a matching connecting hole, and a matching channel is opened at the other end of the installation bottom sleeve.

[0006] Preferably, the installation base sleeve is symmetrically provided with side connection holes and side insertion holes on both sides, and an inner connection plate is fixedly provided inside the installation base sleeve, and a fixing through hole is provided on the inner connection plate; A load-bearing matching hole is symmetrically provided on one end of the inner top surface of the mounting bottom sleeve close to the matching connecting hole.

[0007] Preferably, the platform fixing mechanism comprises an installation matching block and a movable interlocking plate, the installation matching block is fixedly arranged in the installation matching cavity, and interlocking channels are symmetrically opened on both sides of the upper end of the installation matching block; A plug-in channel is provided on the upper side of the interlocking channel, and a connecting groove is provided on the installation matching block between the interlocking channels, and an inner supporting rod is fixedly provided in the connecting groove; Through holes are symmetrically provided on both sides of the lower end of the installation matching block, and a movable interlocking plate is installed on the installation matching block.

[0008] Preferably, load-bearing plug rods are symmetrically fixedly arranged on both sides of the movable interlocking plate, the load-bearing plug rods are inserted into the through holes, and a supporting carrier plate is fixedly arranged on the other end of the load-bearing plug rods; The support carrier is fixedly provided with a mounting matching column, and a matching groove is opened on the upper side of the support carrier; A matching connecting rod is hinged on the movable interlocking plate, a movable plate is hinged on the upper end of the matching connecting rod, a movable connecting hole is opened on the movable plate, and an inner supporting rod is inserted in the movable connecting hole.

[0009] Preferably, the platform reinforcement fixing mechanism comprises an operating block, a movable connecting block, a rotating column and a movable connecting strip, the operating block is inserted in the retracted channel, and a connecting rod is fixedly provided on the operating block, and a loading strip is fixedly provided on the connecting rod; The loading strip is located inside the mounting bottom sleeve, and support holes are symmetrically provided on the loading strip. Support inner rods are inserted into the support holes, and a first spring is sleeved on the support inner rod.

[0010] Preferably, the two sides of the loading strip are symmetrically fixed with load-bearing side plates, and one end of the load-bearing side plate close to the loading strip is fixed with a matching lever; A matching connecting frame is fixedly arranged on one end of the load-bearing side plate away from the loading strip, a driving connecting rod is hinged on the matching connecting frame, and a supporting thin rod is also fixedly arranged on one end of the load-bearing side plate away from the loading strip; A fixed plug plate is fixedly arranged on the thin supporting rod, and a matching carrier bar is also fixedly arranged on the thin supporting rod. The matching carrier bar is inserted in the matching channel, and a first chip pushing bar is fixedly arranged on the matching carrier bar.

[0011] Preferably, there are two movable connecting blocks, which are symmetrically arranged on both sides of the inside of the mounting bottom sleeve, and the movable connecting blocks are hinged to the driving connecting rod; A matching support rod is fixedly arranged on the movable connecting block, the matching support rod is inserted into the side connecting hole, and a second chip pushing strip is fixedly arranged on the matching support rod.

[0012] Preferably, a bearing is sleeved on the rotating column, the bearing is installed in the bearing matching hole, and a bearing rotating block is fixedly arranged on the rotating column, and a shifted plate strip is fixedly arranged on one side of the bearing rotating block; A connecting plate is fixedly provided on the other side of the supporting rotating block, a connecting strip is hinged on the connecting plate, a movable through hole is opened on the connecting strip, and a matching carrier plate is fixedly provided on the connecting strip, an installation lock column is fixedly provided on the matching carrier, and the installation lock column is inserted into the side socket.

[0013] Preferably, the connecting strip is connected with a movable connecting strip, the two ends of the movable connecting strip are symmetrically fixed with first support blocks, and the middle position of the movable connecting strip is fixed with a second support block; A connecting rod is fixedly arranged between the first supporting block and the second supporting block, the connecting rod matches with the movable through hole, and a second spring is sleeved on the connecting rod; A load-bearing connecting rod is fixedly arranged on the movable connection strip, the load-bearing connecting rod is inserted into the matching connecting hole, and a third chip pushing strip is fixedly arranged on the load-bearing connecting rod.

[0014] Compared with the prior art, the invention has the following advantages: 1. When installing the positioning table, push the operating block into the retracted channel, and then the positioning table is positioned by cooperating with the mounting base sleeve on the positioning table and the mounting matching cavity. Release the operating block to achieve fixed installation of the positioning table. When waste chips need to be cleaned during daily work, push the operating block into the retracted channel again to push the waste chips around the positioning table away from the positioning table, making it easier for the staff to clean them.

[0015] 2. When the operating block is released, it is reset under the action of the first spring. As the operating block is reset, it will drive the fixed plug plate to be inserted into the interlocking channel, realizing the first step of fixed connection between the positioning platform and the device body. At the same time, as the fixed plug plate moves, it will also drive the movable interlocking plate to move, thereby making the installation matching column on the movable interlocking plate inserted into the fixed through hole to realize further fixation between the positioning platform and the device body.

[0016] 3. In addition, during the reverse movement of the operating block, as the matching lever is reset, the connecting plate will also be driven to move under the action of the second spring. As the connecting plate is reset, the installation lock column on the connecting plate will be inserted into the side socket, so that the fixed connection between the positioning platform and the device body can be further strengthened, fully ensuring the firmness and stability of the installation of the positioning platform. In addition, when the positioning platform is removed from the device body, the operating block can be pushed to unlock the positioning platform at multiple points. The operation is very simple, convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the assembly of the device body and the positioning platform.

[0018] Figure 2 This is a schematic diagram of the first perspective of the device body assembly.

[0019] Figure 3 A schematic diagram showing the assembly of the device from a second perspective.

[0020] Figure 4 for Figure 2 A magnified schematic diagram of center A.

[0021] Figure 5 for Figure 3 A magnified schematic diagram of point B in the middle.

[0022] Figure 6 A first-person perspective diagram of the positioning stage assembly.

[0023] Figure 7 A second perspective diagram of the positioning stage assembly.

[0024] Figure 8 for Figure 7 Enlarged schematic diagram of point C in the middle.

[0025] Fig. 9 It is a structural schematic diagram of the positioning platform.

[0026] Fig.10 A schematic diagram of the structure of the operation block.

[0027] Fig.11 A schematic diagram of the structure of the connecting slats.

[0028] In the figure: 1. Device body; 11. Mounting matching cavity; 12. Mounting lock hole; 13. Mounting matching block; 14. Interlocking channel; 15. Insertion channel; 16. Connection groove; 17. Inner supporting rod; 18. Through hole; 2. Positioning platform; 21. Mounting bottom sleeve; 22. Inner shrinkage channel; 23. Matching hole; 24. Matching channel; 25. Side connecting hole; 26. Side plug hole; 27. Support inner rod; 28. Inner connecting plate; 281. Fixed through hole; 29. ​​Bearing matching hole; 3. Movable interlocking plate; 31. Bearing plug rod; 32. Supporting carrier plate; 33. Mounting matching column; 34. Matching groove; 35. Matching connecting rod; 36. Moving plate; 37. Moving connecting hole; 4. Operation block; 41. Connecting rod; 42 , loading strip; 43, supporting hole; 44, first spring; 45, load-bearing side plate; 451, matching lever; 452, matching connecting frame; 453, driving connecting rod; 46, supporting thin rod; 47, fixing plug plate; 48, matching load-bearing strip; 49, first chip pushing strip; 5, movable connecting block; 51, matching supporting rod; 52, second chip pushing strip; 6, rotating column; 61, bearing; 62, load-bearing rotating block; 63, pushed strip; 64, connecting connecting plate; 65, connecting strip; 66, movable through hole; 67, matching load-bearing plate; 68, installing locking column; 7, movable connecting strip; 71, first support block; 72, second support block; 73, connecting supporting rod; 74, second spring; 75, load-bearing connecting rod; 76, third chip pushing strip. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] The present invention provides a technical solution: like Figure 1 and Figure 5 As shown, a turning device for an internal combustion engine rocker arm assembly includes a device body 1, a positioning table 2 is installed on the device body 1, an installation matching cavity 11 is opened on the device body 1, the positioning table 2 is positioned by means of the installation matching cavity 11, installation lock holes 12 are symmetrically opened on both sides of the interior of the installation matching cavity 11, and a table body fixing mechanism is fixedly arranged in the installation matching cavity 11, the positioning table 2 is fixed by the table body fixing mechanism, a mounting bottom sleeve 21 is fixedly arranged at the lower end of the positioning table 2, when the positioning table 2 is installed on the device body 1, the mounting bottom sleeve 21 is inserted into the mounting matching cavity 11, a table body reinforcing fixing mechanism is installed on the mounting bottom sleeve 21, the table body reinforcing fixing mechanism can further strengthen the fixation of the positioning table 2, and the table body reinforcing fixing mechanism can also drive the table body fixing mechanism to move.

[0031] like Fig. 9 As shown, an inward-retracted channel 22 is provided at one end of the positioning platform 2, a matching connecting hole 23 is provided on the mounting base sleeve 21 at the lower side of the inward-retracted channel 22, a supporting inner rod 27 is fixedly provided on the inner side of one end of the mounting base sleeve 21 with the matching connecting hole 23, and a matching channel 24 is provided at the other end of the mounting base sleeve 21.

[0032] like Fig. 9 As shown, side connection holes 25 and side insertion holes 26 are symmetrically provided on both sides of the mounting base sleeve 21, and an inner connecting plate 28 is fixedly provided inside the mounting base sleeve 21, and a fixing through hole 281 is provided on the inner connecting plate 28. A load-bearing matching hole 29 is also symmetrically provided on one end of the inner top surface of the mounting base sleeve 21 near the matching connection hole 23.

[0033] like Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the table fixing mechanism includes an installation matching block 13 and a movable interlocking plate 3. The installation matching block 13 is fixedly arranged in the installation matching cavity 11, and interlocking channels 14 are symmetrically opened on both sides of the upper end of the installation matching block 13, and a plug-in channel 15 is opened on the upper side of the interlocking channel 14, and a connecting groove 16 is opened on the installation matching block 13 between the interlocking channels 14, and an inner supporting rod 17 is fixedly arranged in the connecting groove 16, and through holes 18 are also symmetrically opened on both sides of the lower end of the installation matching block 13, and a movable interlocking plate 3 is installed on the installation matching block 13. In addition, the width of the interlocking channel 14 is greater than the width of the plug-in channel 15.

[0034] like Figure 4 and Figure 5 As shown, load-bearing rods 31 are symmetrically fixedly provided on both sides of the movable interlocking plate 3, the load-bearing rods 31 are inserted in the through holes 18, and a supporting plate 32 is fixedly provided on the other end of the load-bearing rods 31, an installation matching column 33 is fixedly provided on the supporting plate 32, and a matching groove 34 is provided on the upper side of the supporting plate 32, a matching connecting rod 35 is hinged on the movable interlocking plate 3, a movable plate 36 is hinged on the upper end of the matching connecting rod 35, a movable plate 36 is provided on the movable plate 36, a movable connecting hole 37 is provided on the movable plate 36, an inner supporting rod 17 is inserted in the movable connecting hole 37, and the width of the matching groove 34 is equal to the width of the insertion channel 15.

[0035] like Figure 7 , Figure 8 and Fig.10As shown, the platform reinforcement and fixing mechanism includes an operating block 4, a movable connecting block 5, a rotating column 6 and a movable connecting strip 7. The operating block 4 is inserted in the retracted channel 22, and a receiving connecting rod 41 is fixedly provided on the operating block 4, and a loading strip 42 is fixedly provided on the receiving connecting rod 41. The loading strip 42 is located inside the mounting base 21, and support holes 43 are symmetrically opened on the loading strip 42. A supporting inner rod 27 is inserted in the supporting hole 43, and a first spring 44 is sleeved on the supporting inner rod 27, and two ends of the first spring 44 are respectively fixed on the inner wall of the mounting base 21 and the loading strip 42.

[0036] like Figure 1 , Figure 7 and Fig.10 As shown, load-bearing side plates 45 are symmetrically fixedly provided on both sides of the loading strip 42, and a matching lever 451 is fixedly provided on the end of the load-bearing side plate 45 close to the loading strip 42, and a matching connecting frame 452 is fixedly provided on the end of the load-bearing side plate 45 away from the loading strip 42, and a driving connecting rod 453 is hinged on the matching connecting frame 452, and a supporting thin rod 46 is also fixedly provided on the end of the load-bearing side plate 45 away from the loading strip 42, and a fixed plug plate 47 is fixedly provided on the supporting thin rod 46, and a matching carrying strip 48 is also fixedly provided on the supporting thin rod 46, and the matching carrying strip 48 is inserted in the matching channel 24, and a first chip pushing strip 49 is fixedly provided on the matching carrying strip 48, and the first chip pushing strip 49 is located on the outside of the mounting bottom sleeve 21, and is in close contact with one end of the mounting bottom sleeve 21. When the positioning platform 2 is installed on the device body 1, the first chip pushing strip 49 is in contact with the device body 1.

[0037] like Figure 1 and Figure 7 As shown, there are two movable connecting blocks 5, which are symmetrically arranged on both sides of the inside of the mounting base sleeve 21, and the movable connecting blocks 5 are hinged with the driving connecting rod 453. A matching supporting rod 51 is fixedly arranged on the movable connecting block 5, and the matching supporting rod 51 is inserted in the side connecting hole 25. A second chip pusher strip 52 is fixedly arranged on the matching supporting rod 51, and the second chip pusher strip 52 is located on the outside of the mounting base sleeve 21 and contacts with the side of the mounting base sleeve 21. When the positioning platform 2 is installed on the device body 1, the second chip pusher strip 52 contacts with the device body 1.

[0038] like Figure 8 and Fig.11As shown, a bearing 61 is sleeved on the rotating column 6, and the bearing 61 is installed in the bearing matching hole 29, and a bearing rotating block 62 is fixedly provided on the rotating column 6, a shifted plate 63 is fixedly provided on one side of the bearing rotating block 62, and a connecting plate 64 is fixedly provided on the other side of the bearing rotating block 62, a connecting plate 65 is hinged on the connecting plate 64, a movable through hole 66 is opened on the connecting plate 65, and a matching carrier plate 67 is fixedly provided on the connecting plate 65, and an installation lock column 68 is fixedly provided on the matching carrier plate 67, and the installation lock column 68 is inserted in the side plug hole 26.

[0039] like Figure 6 and Figure 8 As shown, the connecting strip 65 is connected to the movable connecting strip 7, and the two ends of the movable connecting strip 7 are symmetrically fixed with first support blocks 71, and the middle position of the movable connecting strip 7 is fixedly provided with a second support block 72, and a connecting rod 73 is fixedly provided between the first support block 71 and the second support block 72, and the connecting rod 73 cooperates with the movable through hole 66, and a second spring 74 is sleeved on the connecting rod 73, and the two ends of the second spring 74 are respectively fixed on the second support block 72 and the connecting strip 65, a bearing connecting rod 75 is fixedly provided on the movable connecting strip 7, the bearing connecting rod 75 is inserted in the matching connecting hole 23, and a third chip pushing strip 76 is fixedly provided on the bearing connecting rod 75, the third chip pushing strip 76 is located on the outer side of the mounting bottom sleeve 21, and contacts with the other end of the mounting bottom sleeve 21, and when the positioning platform 2 is installed on the device body 1, the second chip pushing strip 52 contacts with the device body 1.

[0040] When installing the positioning platform 2, the operating block 4 is pushed into the retracted channel 22. As the operating block 4 moves, it will drive the first chip pushing strip 49 to move away from the positioning platform 2. At the same time, the lever 451 will push the rotating column 6 to rotate. As the rotating column 6 rotates, it will drive the connecting strip 65 to move in the direction of the second supporting block 72, thereby driving the movable connecting strip 7 to move, so that the third chip pushing strip 76 moves away from the positioning platform 2, and at the same time, the installation lock column 68 is retracted into the installation bottom sleeve 21. In addition, under the action of the driving connecting rod 453, the second chip pushing strip 52 will be driven to Move in the direction away from the positioning platform 2, push the operating block 4, and insert the installation base sleeve 21 into the installation matching cavity 11. During the insertion process, the supporting thin rod 46 will pass through the insertion channel 15 and enter the interlocking channel 14. After the installation base sleeve 21 is inserted into place, release the operating block 4 so that it can be reset under the action of the first spring 44. As the operating block 4 is reset, it will also drive the first chip pusher strip 49 and the second chip pusher strip 52 to reset. At the same time, under the action of the second spring 74, it will drive the connecting strip 65 to reset, thereby causing the third chip pusher strip 76 to reset. When the operating block 4 is reset, it will drive the fixed plug plate 4 7 is inserted into the interlocking channel 14 to realize the fixed connection between the positioning platform 2 and the device body 1. At the same time, the fixed plug plate 47 will push the supporting carrier plate 32, thereby moving the movable interlocking plate 3 in the direction of the installation matching block 13. Under the action of the matching connecting rod 35, the movable plate 36 is pushed to move upward. At the same time, the installation matching column 33 is inserted into the fixed through hole 281 to strengthen the fixed connection between the positioning platform 2 and the device body 1. In addition, during the resetting process of the connecting plate strip 65, the installation lock column 68 will also be inserted into the installation lock hole 12 to further strengthen the fixed connection between the positioning platform 2 and the device body 1, fully ensuring the installation of the positioning platform 2 The firmness of the positioning table 2 is enhanced. When it is necessary to clean the waste chips around the positioning table 2, the operating block 4 is pushed, which can drive the first chip pusher bar 49, the second chip pusher bar 52 and the third chip pusher bar 76 to move away from the positioning table 2, and then the waste chips around the positioning table 2 can be pushed away from the positioning table 2, so that it is convenient to clean them away from the positioning table 2. When it is necessary to disassemble the positioning table 2, the first chip pusher bar 49, the second chip pusher bar 52 and the third chip pusher bar 76 move away from the positioning table 2 to effectively prevent the waste chips around the positioning table 2 from falling into the installation matching cavity 11. The installation and disassembly of the positioning table 2 is very convenient and quick, and the operation is simple.

[0041] 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 turning device for a rocker arm assembly of an internal combustion engine, comprising a device body (1), a positioning platform (2) being mounted on the device body, characterized in that: The device body (1) is provided with an installation matching cavity (11), and the positioning platform (2) is positioned through the installation matching cavity (11); Installation lock holes (12) are symmetrically provided on both sides of the interior of the installation matching cavity (11), and a table body fixing mechanism is fixedly arranged in the installation matching cavity (11), and the positioning table (2) is fixed by the table body fixing mechanism; A mounting bottom sleeve (21) is fixedly provided at the lower end of the positioning platform (2); when the positioning platform (2) is mounted on the device body (1), the mounting bottom sleeve (21) is inserted into the mounting matching cavity (11); The installation base sleeve (21) is provided with a platform reinforcement fixing mechanism, which can further strengthen the fixation of the positioning platform (2), and the platform reinforcement fixing mechanism can also drive the platform fixing mechanism to move.

2. The turning device for an internal combustion engine rocker arm assembly according to claim 1, characterized in that: An inwardly contracted channel (22) is provided at one end of the positioning platform (2), and a matching connecting hole (23) is provided on the mounting bottom sleeve (21) at the lower side of the inwardly contracted channel (22); A supporting inner rod (27) is fixedly arranged on the inner side of one end of the mounting base sleeve (21) provided with a matching connecting hole (23), and a matching channel (24) is opened at the other end of the mounting base sleeve (21).

3. The turning device for a rocker arm assembly of an internal combustion engine according to claim 2, characterized in that: Side connection holes (25) and side insertion holes (26) are symmetrically provided on both sides of the installation base sleeve (21), and an inner connecting plate (28) is fixedly provided inside the installation base sleeve (21), and a fixing through hole (281) is provided on the inner connecting plate (28); A bearing matching hole (29) is symmetrically provided on one end of the inner top surface of the mounting bottom sleeve (21) near the matching connecting hole (23).

4. The turning device for a rocker arm assembly of an internal combustion engine according to claim 3, characterized in that: The platform fixing mechanism comprises a mounting matching block (13) and a movable interlocking plate (3); the mounting matching block (13) is fixedly arranged in the mounting matching cavity (11), and interlocking channels (14) are symmetrically provided on both sides of the upper end of the mounting matching block (13); A plug-in channel (15) is provided on the upper side of the interlocking channel (14), and a connecting groove (16) is provided on the mounting matching block (13) between the interlocking channels (14), wherein an inner supporting rod (17) is fixedly arranged in the connecting groove (16); Through holes (18) are symmetrically provided on both sides of the lower end of the mounting matching block (13), and a movable interlocking plate (3) is mounted on the mounting matching block (13).

5. The turning device for a rocker arm assembly of an internal combustion engine according to claim 4, characterized in that: The two sides of the movable interlocking plate (3) are symmetrically fixedly provided with bearing rods (31), the bearing rods (31) are inserted into the through holes (18), and the other ends of the bearing rods (31) are fixedly provided with a supporting plate (32); The support plate (32) is fixedly provided with a mounting matching column (33), and the upper side of the support plate (32) is provided with a matching groove (34); A matching connecting rod (35) is hingedly connected to the movable interlocking plate (3), and a movable plate (36) is hingedly connected to the upper end of the matching connecting rod (35). A movable connecting hole (37) is formed on the movable plate (36), and an inner supporting rod (17) is inserted into the movable connecting hole (37).

6. The turning device for a rocker arm assembly of an internal combustion engine according to claim 5, characterized in that: The platform reinforcement fixing mechanism comprises an operating block (4), a movable connecting block (5), a rotating column (6) and a movable connecting strip (7); the operating block (4) is inserted into the retracted channel (22), and a connecting rod (41) is fixedly provided on the operating block (4), and a loading strip (42) is fixedly provided on the connecting rod (41); The loading strip (42) is located inside the mounting base sleeve (21), and support holes (43) are symmetrically provided on the loading strip (42). A support inner rod (27) is inserted into the support hole (43), and a first spring (44) is sleeved on the support inner rod.

7. The turning device for a rocker arm assembly of an internal combustion engine according to claim 6, characterized in that: The two sides of the loading strip (42) are symmetrically fixedly provided with load-bearing side plates (45), and one end of the load-bearing side plate (45) close to the loading strip (42) is fixedly provided with a matching lever (451); A matching connecting frame (452) is fixedly provided on one end of the load-bearing side plate (45) away from the loading strip (42), a driving connecting rod (453) is hingedly connected to the matching connecting frame (452), and a supporting thin rod (46) is also fixedly provided on one end of the load-bearing side plate (45) away from the loading strip (42); A fixed insert plate (47) is fixedly provided on the thin supporting rod (46), and a matching carrier strip (48) is also fixedly provided on the thin supporting rod (46); the matching carrier strip (48) is inserted into the matching channel (24), and a first chip pushing strip (49) is fixedly provided on the matching carrier strip (48).

8. The turning device for a rocker arm assembly of an internal combustion engine according to claim 7, characterized in that: There are two movable connecting blocks (5), which are symmetrically arranged on both sides of the interior of the mounting base sleeve (21), and the movable connecting blocks (5) are hingedly connected to the driving connecting rod (453); A matching support rod (51) is fixedly provided on the movable connecting block (5), the matching support rod is inserted into the side connecting hole (25), and a second chip pushing strip (52) is fixedly provided on the matching support rod (51).

9. The turning device for a rocker arm assembly of an internal combustion engine according to claim 8, characterized in that: A bearing (61) is sleeved on the rotating column (6), the bearing (61) is installed in the bearing matching hole (29), and a bearing rotating block (62) is fixedly provided on the rotating column (6), and a shifted plate strip (63) is fixedly provided on one side of the bearing rotating block (62); A connecting plate (64) is fixedly provided on the other side of the bearing rotating block (62), a connecting plate (65) is hingedly connected to the connecting plate (64), a movable through hole (66) is provided on the connecting plate (65), a matching carrier plate (67) is fixedly provided on the connecting plate (65), a mounting lock column (68) is fixedly provided on the matching carrier plate (67), and the mounting lock column (68) is inserted into the side insertion hole (26).

10. The turning device for a rocker arm assembly of an internal combustion engine according to claim 9, characterized in that: The connecting strip (65) is connected to a movable connecting strip (7), first support blocks (71) are symmetrically fixedly arranged at both ends of the movable connecting strip (7), and a second support block (72) is fixedly arranged at the middle position of the movable connecting strip (7); A connecting rod (73) is fixedly arranged between the first supporting block (71) and the second supporting block (72), the connecting rod (73) matches the movable through hole (66), and a second spring (74) is sleeved on the connecting rod (73); A bearing connecting rod (75) is fixedly provided on the movable connection strip (7), the bearing connecting rod (75) is inserted into the matching connecting hole (23), and a third chip pushing strip (76) is fixedly provided on the bearing connecting rod (75).

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