Cylinder shell grinding device for air cylinder machining

Abstract

The utility model relates to the field of air cylinder machining, in particular to a cylinder shell polishing device for air cylinder machining, which comprises a bottom plate, screw rods are rotatably connected to two ends of the outer wall of the top of the bottom plate, a top plate is rotatably connected to the outer walls of the top ends of the screw rods, a polishing assembly is arranged on the top plate at the center of the bottom plate, and a groove is formed in the center of the top of the bottom plate. A chuck is mounted in the groove, and the outer wall of the screw rod is in threaded connection with a polishing structure; the grinding structure comprises a supporting ring, a wedging ring welded to the inner wall of the bottom of the supporting ring, a rotating ring rotationally connected to the outer wall of the top end of the wedging ring and a fixed ring installed on the outer wall of the top of the supporting ring. The polishing motor drives the rotating ring to rotate and drives the polishing block to rotate to make contact with the outer wall of the cylinder barrel, the adjusting motor drives the screw to rotate through the gear belt wheel and the gear belt, the polishing block moves upwards along the outer wall of the cylinder barrel, the outer wall of the cylinder barrel is evenly polished, and even polishing is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of cylinder processing, in particular to a cylinder shell grinding device for cylinder processing. Background Technique

[0002] The cylinder barrel is the main body of the hydraulic cylinder. Its inner hole is generally manufactured by precision machining processes such as boring, reaming, rolling or honing, so that the piston, its seals and supports can slide smoothly, thus ensuring the sealing effect and reducing wear; the cylinder barrel has to bear a large hydraulic pressure, so it should have sufficient strength and stiffness;

[0003] When the cylinder barrel is produced, there will be some residual impurities on its surface, which need to be ground. After grinding, it is convenient for subsequent processing operations on the cylinder barrel. However, some grinding methods rely on manual work, and the manual grinding of the cylinder body is only carried out locally, resulting in uneven outer walls of the ground cylinder barrel. Content of the Utility Model

[0004] The purpose of the utility model is to propose a cylinder shell grinding device for cylinder processing in view of the above problems and deficiencies: the grinding motor drives the rotating ring to rotate through the meshing of the bevel gear and the bevel gear ring, drives the grinding block to rotate and contact with the outer wall of the cylinder barrel, the adjusting motor drives the screw rod to rotate through the gear pulley and the gear belt, and the grinding block moves upward along the outer wall of the cylinder barrel to evenly grind the outer wall of the cylinder body, which is convenient for uniform grinding, solves the problem of uneven grinding, and is convenient for local grinding and uniform grinding.

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

[0006] A cylinder shell grinding device for cylinder processing, including a bottom plate. The two ends of the outer wall of the top of the bottom plate are rotatably connected with screw rods, and the outer wall of the top end of the screw rod is rotatably connected with a top plate. A grinding assembly is arranged at the center of the bottom plate on the top plate, and a groove is opened at the center of the top of the bottom plate. A chuck is installed in the groove, and a grinding structure is threadedly connected to the outer wall of the screw rod; the grinding structure includes a support ring, a fitting ring welded to the inner wall of the bottom of the support ring, a rotating ring rotatably connected to the outer wall of the top end of the fitting ring, and a fixing ring installed on the outer wall of the top of the support ring; the grinding assembly includes an extension plate installed on the outer wall of the top plate, a rotating motor installed on the outer wall of the top of the extension plate, and a contact plate and a grinding rod connected to the output shaft of the rotating motor.

[0007] Preferably, one end of the outer wall of the top of the rotating ring is provided with a bevel gear ring, and screw rods are welded to both ends of the outer wall of the support ring. A fitting groove is opened on the outer wall of the bottom of the rotating ring, and the fitting ring is slidably connected to the fitting groove and the outer wall of the other bottom end of the rotating ring.

[0008] Preferably, one end of the screw-connecting rod is respectively threadedly connected to the outer wall of the screw rod, and a grinding motor is installed on the inner wall of the screw-connecting rod. The output shaft of the grinding motor is connected with a bevel gear, and the bevel gear meshes with the bevel gear ring.

[0009] Preferably, the top outer wall of the support ring is provided with placing grooves distributed at equal intervals, and grinding blocks are placed in the placing grooves. The bottom outer wall of the fixing ring is welded with a pressing ring, and the bottom outer wall of the pressing ring is slidably connected to the outer wall of the rotating ring at the position of the grinding block.

[0010] Preferably, gear pulleys are installed on the bottom outer walls of the screw rods, and a gear belt is sleeved between the gear pulleys. An adjusting motor is installed on the outer wall of the top plate at the position of the screw rod, and the output shaft of the adjusting motor is connected to one end of the screw rod.

[0011] Preferably, a support rod is installed at one end of the top outer wall of the bottom plate, and the other end of the support rod is installed on the bottom outer wall of the top plate. Support legs are installed on the bottom outer wall of the bottom plate at equal intervals.

[0012] Preferably, the grinding rod, the chuck and the rotating ring are on the same axis.

[0013] Preferably, the adjusting motor, the grinding motor and the rotating motor are connected to a switch through wires, and the switch is connected to a power source through wires.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. The cylinder barrel is placed in the groove of the bottom plate. After use, the chuck clamps one end of the cylinder barrel, and the contact plate is installed on the rotating motor. The contact plate cooperates with the chuck to fix the cylinder barrel, which is convenient for fixing and fixing cylinder barrels of different sizes;

[0016] 2. The grinding motor drives the rotating ring to rotate through the meshing of the bevel gear and the bevel gear ring, drives the grinding block to rotate and contact with the outer wall of the cylinder barrel. The adjusting motor drives the screw rod to rotate through the gear pulley and the gear belt, and the grinding block moves upward along the outer wall of the cylinder barrel to evenly grind the outer wall of the cylinder barrel, which is convenient for uniform grinding;

[0017] 3. The grinding rod is installed at one end of the rotating motor. The rotating motor drives the grinding rod to rotate. Hold the cylinder barrel close to one end of the grinding rod to grind the cylinder body, which is convenient for grinding, uniform grinding and local grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of a cylinder shell grinding device for cylinder processing proposed by the present utility model;

[0019] Figure 2 It is a schematic diagram of the overall bottom structure of a cylinder shell grinding device for cylinder processing proposed by the present utility model;

[0020] Figure 3 Schematic diagram of the unfolded support ring structure of a cylinder housing grinding device for the processing of the present utility model

[0021] Figure 4 Schematic diagram of the rotating ring structure of a cylinder housing grinding device for the processing of the present utility model

[0022] In the figure: 1 bottom plate, 2 screw rod, 3 support rod, 4 top plate, 5 grinding assembly, 6 groove, 7 chuck, 8 grinding structure, 9 extension plate, 10 rotating motor, 11 contact plate, 12 grinding rod, 13 adjusting motor, 14 gear pulley, 15 support leg, 16 support ring, 17 screwed rod, 18 fitting ring, 19 rotating ring, 20 fixing ring, 21 bevel gear ring, 22 placement groove, 23 grinding block, 25 fitting groove, 26 pressing ring, 27 grinding motor, 28 bevel gear Specific implementation mode

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments

[0024] Embodiment 1:

[0025] Referring to Figure 1-2 , a cylinder housing grinding device for the processing of a cylinder includes a bottom plate 1. Both ends of the outer wall of the top of the bottom plate 1 are rotatably connected with screw rods 2, and the outer wall of the top end of the screw rod 2 is rotatably connected with a top plate 4. A grinding assembly 5 is provided at the center of the bottom plate 1 on the top plate 4, and a groove 6 is opened at the center of the top of the bottom plate 1. A chuck 7 is installed in the groove 6, and a grinding structure 8 is threadedly connected to the outer wall of the screw rod 2. The cylinder body is fixed in the groove 6 by the cooperation of the chuck 7 and the contact plate 11, which is convenient for fixing the cylinder body and ensuring the grinding stability

[0026] Gear pulleys 14 are installed on the outer walls of the bottom ends of the screw rods 2, and a gear belt is sleeved between the gear pulleys 14. An adjusting motor 13 is installed on the outer wall of the top plate 4 at the position of the screw rod 2, and the output shaft of the adjusting motor 13 is connected to one end of the screw rod 2. The adjusting motor 13 drives the screwed rod 17 to slowly move up and down through the gear pulley 14 at one end of the screw rod 2 and the gear belt, which is convenient for grinding

[0027] A support rod 3 is installed at one end of the outer wall of the top of the bottom plate 1, and the other end of the support rod 3 is installed on the bottom outer wall of the top plate 4. Support legs 15 are installed on the bottom outer wall of the bottom plate 1 at equal distances

[0028] The grinding assembly 5 includes an extension plate 9 installed on the outer wall of the top plate 4, a rotary motor 10 installed on the top outer wall of the extension plate 9, and a contact plate 11 and a grinding rod 12 connected to the output shaft of the rotary motor 10. The grinding rod 12 is installed at one end of the rotary motor 10, and the rotary motor 10 drives the grinding rod 12 to rotate. Hold the cylinder barrel close to one end of the grinding rod 12 to grind the cylinder block.

[0029] Embodiment 2:

[0030] Refer to Figure 1-4 , the grinding structure 8 includes a support ring 16, a fitting ring 18 welded to the inner wall of the bottom of the support ring 16, a rotating ring 19 rotatably connected to the top outer wall of the fitting ring 18, and a fixing ring 20 installed on the top outer wall of the support ring 16. The fitting ring 18 on the support ring 16 is slidably connected to the fitting groove 25 of the rotating ring 19, and the pressing ring 26 limits the rotation of the rotating ring 19 and limits the grinding block 23, facilitating rotation and preventing displacement of the rotating ring 19 to ensure the uniformity of grinding;

[0031] One end of the top outer wall of the rotating ring 19 is provided with a bevel gear ring 21, and screw rods 17 are welded to the outer walls of both ends of the support ring 16. A fitting groove 25 is formed in the bottom outer wall of the rotating ring 19, and the fitting ring 18 is slidably connected to the fitting groove 25 and the bottom outer wall of the other end of the rotating ring 19;

[0032] One end of each screw rod 17 is respectively threadedly connected to the outer wall of the screw rod 2, and a grinding motor 27 is installed inside the screw rod 17. The output shaft of the grinding motor 27 is connected to a bevel gear 28, and the bevel gear 28 meshes with the bevel gear ring 21. The grinding motor 27 drives the rotating ring 19 to rotate between the support ring 16 and the fixing ring 20 through the bevel gear 28, driving the grinding block 23 on the rotating ring 19 to rotate, facilitating grinding;

[0033] The top outer wall of the support ring 16 is provided with equidistantly distributed placement grooves 22, and grinding blocks 23 are placed in the placement grooves 22. A pressing ring 26 is welded to the bottom outer wall of the fixing ring 20, and the bottom outer wall of the pressing ring 26 is slidably connected to the outer wall of the rotating ring 19 where the grinding block 23 is located. After removing the fixing ring 20 on the support ring 16, the grinding blocks 23 on the rotating ring 19 can be taken off in sequence. Replacing the grinding blocks 23 with different lengths is convenient for grinding cylinder barrels of different sizes, facilitating adjustment and grinding;

[0034] The grinding rod 12, the chuck 7, and the rotating ring 19 are on the same axis. Remove the fixing ring 20 on the top of the support ring 16, replace the grinding block 23 in the placement groove 22 with the grinding block 23 in contact with the outer wall of the cylinder barrel, and then reinstall the fixing ring 20 on the support ring 16. The pressing ring 26 is located on the top of the grinding block 23 to limit the grinding block 23, facilitating replacement and grinding of cylinder barrels of different sizes;

[0035] The adjusting motor 13, the grinding motor 27 and the rotating motor 10 are connected to the switch through wires, and the switch is connected to the power supply through wires.

[0036] Working principle: During use, remove the fixing ring 20 on the top of the support ring 16 as required, replace the grinding block 23 in the placement groove 22 with the grinding block 23 in contact with the outer wall of the cylinder barrel, then reinstall the fixing ring 20 on the support ring 16, and press the pressing ring 26 on the top of the grinding block 23 to limit the grinding block 23. Place the cylinder barrel to be ground in the groove 6 of the bottom plate 1. After use, clamp one end of the cylinder barrel with the chuck 7, install the contact plate 11 on the rotating motor 10, and the contact plate 11 cooperates with the chuck 7 to fix the cylinder barrel. Start the grinding motor 27 and the adjusting motor 13. The grinding motor 27 drives the rotating ring 19 to rotate between the fitting ring 18 and the pressing ring 26 inside the support ring 16 by meshing with the bevel gear ring 21 through the bevel gear 28, driving the grinding block 23 to rotate and contact the outer wall of the cylinder barrel. The adjusting motor 13 drives the screw rod 2 to rotate through the gear pulley 14 and the gear belt, so that the screw rod 17 on the screw rod 2 drives the support ring 16 and the grinding block 23 to rise, and the grinding block 23 moves upward along the outer wall of the cylinder barrel to evenly grind the outer wall of the cylinder. After finishing, return to the original position. After removing the contact plate 11, loosen the chuck 7 to remove the cylinder body. When a local area of the cylinder barrel needs to be ground, install the grinding rod 12 at one end of the rotating motor 10, and the rotating motor 10 drives the grinding rod 12 to rotate. Hold the cylinder barrel close to one end of the grinding rod 12 to grind the cylinder body, which is convenient for grinding and uniform grinding.

[0037] The exemplary embodiments of the present invention are described in detail with reference to the embodiments. However, those skilled in the art can understand that, without departing from the concept of the present invention, various modifications and variations can be made to the above specific embodiments, and various combinations of the technical features and structures proposed by the present invention can be made without exceeding the protection scope of the present invention. The protection scope of the present invention is determined by the appended claims. The foregoing description of the specific exemplary embodiments of the present invention is not intended to limit the present invention to the precise form disclosed, and obviously, many changes and variations can be made according to the above teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical applications, so that those skilled in the art can implement and utilize various different exemplary embodiments of the present invention as well as various different selections and changes. The scope of the present invention is intended to be defined by the claims and their equivalents.

Claims

1. A cylinder block grinding device for cylinder machining, including a bottom plate (1), characterized in that, Both ends of the outer wall of the top of the bottom plate (1) are rotatably connected to screw rods (2), and the outer wall of the top end of the screw rod (2) is rotatably connected to a top plate (4). A grinding assembly (5) is provided at the center of the top plate (4) with respect to the bottom plate (1), and a groove (6) is opened at the center of the top of the bottom plate (1). A chuck (7) is installed in the groove (6), and a grinding structure (8) is threadedly connected to the outer wall of the screw rod (2); The grinding structure (8) includes a support ring (16), a fitting ring (18) welded to the inner wall of the bottom of the support ring (16), a rotating ring (19) rotatably connected to the outer wall of the top end of the fitting ring (18), and a fixing ring (20) installed on the outer wall of the top of the support ring (16); The grinding assembly (5) includes an extension plate (9) installed on the outer wall of the top plate (4), a rotating motor (10) installed on the outer wall of the top of the extension plate (9), and a contact plate (11) and a grinding rod (12) connected to the output shaft of the rotating motor (10).

2. The cylinder housing grinding device for cylinder processing according to claim 1, characterized in that, One end of the outer wall of the top of the rotating ring (19) is provided with a bevel gear ring (21), and screw rods (17) are welded to both outer walls of the support ring (16). A fitting groove (25) is opened on the outer wall of the bottom of the rotating ring (19), and the fitting ring (18) is slidably connected to the fitting groove (25) and the outer wall of the other bottom end of the rotating ring (19).

3. A cylinder block grinding device for cylinder machining according to claim 2, characterized in that, One end of each of the screw rods (17) is threadedly connected to the outer wall of the screw rod (2), and a grinding motor (27) is installed on the inner wall of the screw rod (17). The output shaft of the grinding motor (27) is connected to a bevel gear (28), and the bevel gear (28) meshes with the bevel gear ring (21).

4. A cylinder block grinding device for cylinder processing according to claim 1, wherein, Equidistantly distributed placement grooves (22) are opened on the outer wall of the top of the support ring (16), and grinding blocks (23) are placed in the placement grooves (22). A pressing ring (26) is welded to the outer wall of the bottom of the fixing ring (20), and the outer wall of the bottom of the pressing ring (26) is slidably connected to the outer wall of the rotating ring (19) at the position of the grinding block (23).

5. A cylinder block grinding device for cylinder processing according to claim 1, characterized in that, Gear pulleys (14) are installed on the outer walls of the bottom ends of the screw rods (2), and a gear belt is sleeved between the gear pulleys (14). An adjusting motor (13) is installed on the outer wall of the top plate (4) at the position of the screw rod (2), and the output shaft of the adjusting motor (13) is connected to one end of the screw rod (2).

6. The cylinder housing grinding device for cylinder machining according to claim 1, characterized in that, A support rod (3) is installed at one end of the outer wall of the top of the bottom plate (1), and the other end of the support rod (3) is installed on the outer wall of the bottom of the top plate (4). Support legs (15) are installed on the outer wall of the bottom of the bottom plate (1) at equal distances.

7. A cylinder block grinding device for cylinder machining according to claim 1, characterized in that, The grinding rod (12), the chuck (7), and the rotating ring (19) are on the same axis.

8. An abrasive device for cylinder shells used in cylinder machining according to claim 5, characterized in that, The adjusting motor (13), the grinding motor (27), and the rotating motor (10) are connected to a switch through wires, and the switch is connected to a power supply through wires.

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