Clamp for machining diesel engine cylinder body

Abstract

The utility model discloses a diesel engine cylinder body machining clamp which comprises a main plate, the top of the main plate is connected with two symmetrically-arranged main clamping plates in a sliding mode, and the two main clamping plates are located on the two sides of a cylinder body respectively and used for clamping the cylinder body. A third rectangular groove is formed in the middle of the interior of each main clamping plate, the same rotating shaft rotationally penetrates through the inner walls of the two sides of each third rectangular groove, and the outer walls of the two ends of each rotating shaft are each slidably sleeved with a sliding circular ring. The two sides of the engine oil cylinder can be clamped for the first time, the stability of the cylinder body is guaranteed, the two rotatable side clamping plates can clamp the engine oil cylinder again from the other two sides, and the stability of the cylinder body is improved again; and the engine oil cylinder can be supported through the placing plate capable of bouncing, and the engine oil cylinder can be helped to bounce, so that subsequent taking is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of diesel engines, in particular to a clamp for machining a diesel engine cylinder body. Background Art

[0002] The advantages of diesel engines are high torque and good economic performance. The working process of diesel engines is similar to that of gasoline engines in many ways. Each working cycle also goes through four strokes: intake, compression, power, and exhaust. However, since diesel engines use diesel fuel, which has a higher viscosity than gasoline and is not easy to evaporate, its auto-ignition temperature is lower than gasoline. Therefore, the formation of the combustible mixture and the ignition method are different from those of gasoline engines.

[0003] When machining the cylinder block of a diesel engine, a clamp is required for clamping. However, the existing clamp can only adapt to one side of the cylinder block during adjustment, and thus cannot fix the cylinder block well. Therefore, it is very necessary to propose a clamp for machining the cylinder block of a diesel engine. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a clamp for machining a diesel engine cylinder body.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A fixture for machining a diesel engine cylinder block, comprising a main plate, the top of which is slidably connected to two symmetrically arranged main clamping plates, the two main clamping plates being respectively located on both sides of the cylinder block and used for clamping the cylinder block;

[0007] A third rectangular groove is provided in the middle of the main splint, and the inner walls on both sides of the third rectangular groove are rotatably penetrated by a same rotating shaft, and the outer walls at both ends of the rotating shaft are slidably sleeved with sliding rings, one side of the sliding ring is rotatably connected to a cylinder, one end of the cylinder is fixedly connected to an L-shaped plate, and one end of the L-shaped plate is fixedly connected to a side splint;

[0008] A support assembly, which is arranged on the top of the main board and is used to support the cylinder body;

[0009] A control component, which is arranged inside the main plate and is used to control the distance between the two main plates;

[0010] The adjusting assembly is arranged inside the main plate and is used for adjusting the orientation of the L-shaped plate.

[0011] As a further solution of the utility model, the support assembly includes a second rectangular groove opened on the top of the main board, a same placement plate is slidably connected between the inner walls on both sides of the second rectangular groove, strip plates are fixedly connected on both sides of the placement plate, and a plurality of first springs are fixedly connected between the bottom of the placement plate and the bottom inner wall of the second rectangular groove.

[0012] As a further solution of the utility model, the control component includes a first rectangular groove opened on the top of the main board, the first rectangular groove is connected to the second rectangular groove, the inner wall of the first rectangular groove is slidably connected with two symmetrically arranged sliders, the same bidirectional screw rod is rotatably connected between the inner walls on both sides of the first rectangular groove, the bidirectional screw rod thread passes through the two sliders, and the slider is fixedly connected to the bottom of the main splint.

[0013] As a further solution of the utility model, the adjustment assembly includes two rectangular slots respectively opened at both ends of the main splint, and two symmetrically arranged circular slots are opened inside the main splint. The circular slots are connected to the rectangular slots, and a connected long groove is opened between the top inner wall and the bottom inner wall of the circular groove.

[0014] As a further solution of the utility model, a same tension spring is fixedly connected between one side of the sliding ring and the inner wall of one side of the circular groove, the tension spring is sleeved on the rotating shaft, and two long strips are fixedly connected to the outer wall of the cylinder, the long strips are used in conjunction with the long grooves, and the L-shaped plates are used in conjunction with the rectangular slots.

[0015] As a further solution of the utility model, a groove is provided on one side of the main splint, the groove is connected to the third rectangular groove, a rack is slidably penetrated inside the third rectangular groove, one end of the rack extends into the interior of the groove, a gear is fixedly sleeved on the outer wall of the rotating shaft, and the gear is meshed with the rack.

[0016] As a further solution of the utility model, a rectangular plate is fixedly connected to one end of the rack, the rectangular plate is used in conjunction with the groove, and a second spring is fixedly connected between one side of the rectangular plate and one side inner wall of the groove.

[0017] As a further solution of the utility model, one end of the bidirectional screw rod rotates through the main board and is fixedly connected with a knob.

[0018] The beneficial effects of the utility model are:

[0019] 1. By setting two main clamping plates that can be close to each other, both sides of the engine cylinder can be clamped initially to ensure the stability of the cylinder body.

[0020] 2. By providing two rotatable side clamps, the two side clamps can be adjusted from a vertical state to a horizontal state and can be close to each other, so that the two side clamps can re-clamp the engine cylinder from the other two sides, thereby further improving the stability of the cylinder body.

[0021] 3. The engine cylinder can be supported by a pop-up placement plate, and can help the engine cylinder to pop up for subsequent removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional structural schematic diagram of a fixture for machining a diesel engine cylinder block proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the exploded structure of a fixture main board and a placement board for machining a diesel engine cylinder block proposed by the utility model;

[0024] Figure 3 This is a three-dimensional structural schematic diagram of a main clamping plate and a side clamping plate in a clamp for machining a diesel engine cylinder block proposed by the utility model;

[0025] Figure 4 This is a three-dimensional cross-sectional structural schematic diagram of a main clamping plate and a side clamping plate in a clamp for machining a diesel engine cylinder block proposed by the utility model;

[0026] Figure 5 This is a three-dimensional cross-sectional structural schematic diagram of a main clamping plate in a fixture for machining a diesel engine cylinder block proposed by the utility model;

[0027] Figure 6 The utility model is a partially enlarged structural schematic diagram of a cylinder and a rotating shaft in a fixture for machining a diesel engine cylinder block.

[0028] In the figure: 1. main board; 2. L-shaped board; 3. placement board; 4. strip board; 5. main splint; 6. side splint; 7. knob; 8. first rectangular groove; 9. slider; 10. bidirectional screw rod; 11. first spring; 12. second rectangular groove; 14. groove; 15. second spring; 16. rectangular plate; 17. cylinder; 18. tension spring; 19. rotating shaft; 20. gear; 21. third rectangular groove; 22. rack; 23. rectangular slot; 24. circular slot; 25. long slot; 26. long plate; 27. sliding ring. DETAILED DESCRIPTION

[0029] 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. It should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0030] Reference Figure 1-Figure 6 A fixture for machining a diesel engine cylinder block, comprising a main board 1, the top of which is slidably connected with two symmetrically arranged main clamping plates 5, the two main clamping plates 5 are respectively located on both sides of the cylinder block and are used to clamp the cylinder block;

[0031] A third rectangular groove 21 is provided in the middle of the main splint 5. The inner walls of both sides of the third rectangular groove 21 are rotatably penetrated by a same rotating shaft 19. The outer walls of both ends of the rotating shaft 19 are slidably sleeved with sliding rings 27. One side of the sliding ring 27 is rotatably connected to a cylinder 17. One end of the cylinder 17 is fixedly connected to an L-shaped plate 2. One end of the L-shaped plate 2 is fixedly connected to a side splint 6.

[0032] A support assembly, which is arranged on the top of the main board 1 and is used to support the cylinder body;

[0033] A control component, which is arranged inside the main board 1 and is used to control the distance between the two main splints 5;

[0034] The adjusting assembly is arranged inside the main plate 5 and is used to adjust the orientation of the L-shaped plate 2 .

[0035] In the utility model, the supporting assembly includes a second rectangular groove 12 opened on the top of the main board 1, and the same placing plate 3 is slidably connected between the inner walls on both sides of the second rectangular groove 12, and strip plates 4 are fixedly connected on both sides of the placing plate 3, and multiple first springs 11 are fixedly connected between the bottom of the placing plate 3 and the bottom inner wall of the second rectangular groove 12.

[0036] In particular, the control component includes a first rectangular groove 8 opened on the top of the main board 1, the first rectangular groove 8 is connected to the second rectangular groove 12, the inner wall of the first rectangular groove 8 is slidably connected with two symmetrically arranged sliders 9, and the same bidirectional screw rod 10 is rotatably connected between the inner walls on both sides of the first rectangular groove 8, the bidirectional screw rod 10 is threaded through the two sliders 9, and the slider 9 is fixedly connected to the bottom of the main splint 5.

[0037] In particular, the adjustment assembly includes two rectangular slots 23 respectively opened at both ends of the main splint 5, and two symmetrically arranged circular slots 24 are opened inside the main splint 5. The circular slots 24 are connected to the rectangular slots 23, and a long and connected slot 25 is opened between the top inner wall and the bottom inner wall of the circular slot 24.

[0038] In particular, a tension spring 18 is fixedly connected between one side of the sliding ring 27 and the inner wall of one side of the circular groove 24, and the tension spring 18 is sleeved on the rotating shaft 19. Two long strips 26 are fixedly connected to the outer wall of the cylinder 17. The long strips 26 are used in conjunction with the long grooves 25, and the L-shaped plate 2 is used in conjunction with the rectangular slot 23.

[0039] In particular, a groove 14 is formed on one side of the main plate 5, and the groove 14 is connected to the third rectangular groove 21. A rack 22 slides through the inside of the third rectangular groove 21, and one end of the rack 22 extends to the inside of the groove 14. A gear 20 is fixedly sleeved on the outer wall of the rotating shaft 19, and the gear 20 is meshed with the rack 22.

[0040] In particular, one end of the rack 22 is fixedly connected to a rectangular plate 16 , which is used in conjunction with the groove 14 , and a second spring 15 is fixedly connected between one side of the rectangular plate 16 and an inner wall of one side of the groove 14 .

[0041] In particular, one end of the bidirectional screw rod 10 rotates through the main board 1 and is fixedly connected to the knob 7 .

[0042] Working principle: when the engine cylinder needs to be clamped, the cylinder can be placed on the placement plate 3. At this time, the cylinder squeezes the placement plate 3 and moves vertically downward. The placement plate 3 drives the two strip plates 4 to move vertically downward and enter the second rectangular groove 12. The knob 7 is turned. At this time, the knob 7 drives the two-way screw rod 10 to rotate. The two-way screw rod 10 drives the two sliders 9 to move closer to each other. The two sliders 9 drive the two main clamping plates 5 to move closer to each other to clamp the two sides of the cylinder;

[0043] And the cylinder body will first contact the rectangular plate 16, the rectangular plate 16 is squeezed into the inside of the groove 14, the rectangular plate 16 drives the rack 22 to move horizontally and squeeze the second spring 15, the rack 22 drives the gear 20 to rotate, the gear 20 drives the rotating shaft 19 to rotate, the rotating shaft 19 drives the cylinder 17 to rotate, and the cylinder 17 drives the L-shaped plate 2 to rotate. At this time, the long plate 26 is adjusted from a horizontal state to a vertical state and moves to one side of the long groove 25. At this time, the sliding ring 27 moves horizontally under the tension of the tension spring 18, and the sliding ring 27 drives the cylinder 17 and the long plate 26 to enter the inside of the circular groove 24 and the long groove 25 respectively. After the L-shaped plate 2 rotates ninety degrees, it enters the inside of the rectangular slot 23. At this time, the two side clamps 6 are adjusted to a horizontal state and close to each other, so that the cylinder body can be clamped from both sides, which is convenient to use.

[0044] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fixture for machining a diesel engine cylinder block, comprising a main plate (1), characterized in that: The top of the main board (1) is slidably connected to two symmetrically arranged main clamping plates (5), the two main clamping plates (5) are respectively located on both sides of the cylinder body and are used to clamp the cylinder body; A third rectangular groove (21) is provided in the middle of the main splint (5), and a same rotating shaft (19) is rotatably penetrated through the inner walls on both sides of the third rectangular groove (21), and sliding rings (27) are slidably sleeved on the outer walls at both ends of the rotating shaft (19), and a cylinder (17) is rotatably connected to one side of the sliding ring (27), and an L-shaped plate (2) is fixedly connected to one end of the cylinder (17), and a side splint (6) is fixedly connected to one end of the L-shaped plate (2); A support assembly, which is arranged on the top of the main board (1) and is used to support the cylinder body; A control component, which is arranged inside the main plate (1) and is used to control the distance between the two main plates (5); An adjustment component is arranged inside the main plate (5) and is used to adjust the orientation of the L-shaped plate (2).

2. A fixture for machining a diesel engine cylinder block according to claim 1, characterized in that: The support assembly comprises a second rectangular groove (12) opened on the top of the main board (1); a same placement plate (3) is slidably connected between the inner walls on both sides of the second rectangular groove (12); strip plates (4) are fixedly connected to both sides of the placement plate (3); and a plurality of first springs (11) are fixedly connected between the bottom of the placement plate (3) and the inner wall of the bottom of the second rectangular groove (12).

3. A fixture for machining a diesel engine cylinder block according to claim 1, characterized in that: The control component comprises a first rectangular groove (8) opened on the top of the main board (1), the first rectangular groove (8) is connected to the second rectangular groove (12), the inner wall of the first rectangular groove (8) is slidably connected with two symmetrically arranged sliders (9), the inner walls on both sides of the first rectangular groove (8) are rotatably connected with the same bidirectional screw rod (10), the bidirectional screw rod (10) is threadedly passed through the two sliders (9), and the slider (9) is fixedly connected to the bottom of the main splint (5).

4. A fixture for machining a diesel engine cylinder block according to claim 1, characterized in that: The adjustment assembly comprises two rectangular slots (23) respectively provided at two ends of the main plate (5); two symmetrically arranged circular slots (24) are provided inside the main plate (5); the circular slots (24) are connected to the rectangular slots (23); and a connected long strip slot (25) is provided between the top inner wall and the bottom inner wall of the circular slot (24).

5. A fixture for machining a diesel engine cylinder block according to claim 4, characterized in that: A tension spring (18) is fixedly connected between one side of the sliding ring (27) and the inner wall of one side of the circular groove (24); the tension spring (18) is sleeved on the rotating shaft (19); two long strips (26) are fixedly connected to the outer wall of the cylinder (17); the long strips (26) are used in conjunction with the long groove (25); and the L-shaped plate (2) is used in conjunction with the rectangular slot (23).

6. A fixture for machining a diesel engine cylinder block according to claim 1, characterized in that: A groove (14) is provided on one side of the main splint (5), and the groove (14) is communicated with the third rectangular groove (21). A rack (22) is slidably penetrated inside the third rectangular groove (21), and one end of the rack (22) extends into the groove (14). A gear (20) is fixedly sleeved on the outer wall of the rotating shaft (19), and the gear (20) is meshed with the rack (22).

7. A fixture for machining a diesel engine cylinder block according to claim 6, characterized in that: One end of the rack (22) is fixedly connected to a rectangular plate (16), the rectangular plate (16) is used in conjunction with the groove (14), and a second spring (15) is fixedly connected between one side of the rectangular plate (16) and an inner wall of one side of the groove (14).

8. A fixture for machining a diesel engine cylinder block according to claim 3, characterized in that: One end of the bidirectional screw rod (10) rotates through the main board (1) and is fixedly connected to a knob (7).

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