Polishing device for hydraulic oil cylinder machining

Abstract

The utility model relates to the technical field of hydraulic oil cylinder machining, and discloses a grinding device for hydraulic oil cylinder machining, which comprises a grinding device body, a grinding mechanism is arranged at the top of the grinding device body, a supporting mechanism is arranged at the top of the grinding device body, and a fixing plate is fixedly connected to the right side of the top of the grinding device body. The grinding mechanism comprises a fixing assembly and a grinding assembly, the fixing assembly is arranged on the left side of the top of the grinding device body, and the grinding assembly is arranged on the left side of the fixing plate. During use, through the arranged grinding mechanism, cylinder barrels of different sizes can be clamped and fixed in the process of grinding the inner walls of the cylinder barrels; the cylinder barrel inner wall polishing device is simple in structure, stability of the cylinder barrel is guaranteed, the cylinder barrel can be driven to rotate, the polishing efficiency of the inner wall of the cylinder barrel is improved, meanwhile, the distance between the polishing pieces can be adjusted according to the size of the cylinder barrel, and the polishing requirements of the inner walls of the cylinder barrels of different sizes are met.

Description

Technical Field

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

[0002] A hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy. It is mainly composed of a cylinder barrel, a cylinder head, a piston, a piston rod and a sealing device. The application of hydraulic cylinders is very wide. It can be used in engineering machinery, petroleum, chemical industry, bridges, transportation machinery, plastic machinery, coal industry and other fields. The hydraulic cylinder is basically composed of a cylinder barrel and a cylinder head, a piston and a piston rod, a sealing device, a buffer device and an exhaust device. At present, the inner wall of the cylinder barrel needs to be polished during the processing of the hydraulic cylinder. The existing polishing device cannot well fix cylinder barrels of different sizes, which affects the polishing quality and effect during the polishing process of the cylinder barrel.

[0003] According to the description in a hydraulic cylinder production and processing grinding device published on the patent website (authorization announcement number: CN215616906 U), the hydraulic cylinder production and processing grinding device includes a "workbench, a clamping assembly, a grinding assembly", etc. to grind the cylinder barrel.

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] The grinding device used in the production and processing of the hydraulic cylinder utilizes a workbench, a clamping assembly, a grinding assembly, etc. to grind the cylinder barrel. When the device grinds the inner wall of the cylinder barrel through a grinding rod, if the cylinder barrel is fixed by this fixing method, the grinding rod cannot fully penetrate into the cylinder barrel to grind the cylinder barrel, and the inner wall of the cylinder barrel cannot be completely polished. In addition, this fixing method cannot drive the cylinder barrel to rotate, which affects the grinding efficiency. Therefore, it is necessary to improve this device. Utility Model Content

[0006] The purpose of the utility model is to provide a grinding device for hydraulic cylinder processing to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for hydraulic cylinder processing, comprising a grinding device body, a grinding mechanism is arranged on the top of the grinding device body, a supporting mechanism is arranged on the top of the grinding device body, and a fixing plate is fixedly connected to the right side of the top of the grinding device body;

[0008] The grinding mechanism comprises a fixing component and a grinding component. The fixing component is arranged on the left side of the top of the grinding device body, and the grinding component is arranged on the left side of the fixing plate.

[0009] Preferably, the fixing assembly includes a first servo motor, which is fixedly connected to the left side of the grinding device body, a first threaded rod is fixedly connected to the right side of the first servo motor, the first threaded rod is rotatably connected to the inside of the grinding device body on the right side, the first threaded rod is threadedly connected to a load-bearing plate on the outer periphery of the first threaded rod, the left side of the load-bearing plate is fixedly connected to a second servo motor, the right side of the second servo motor is fixedly connected to a rotating rod, the rotating rod is rotatably connected to the inside of the load-bearing plate, a fixing sleeve is fixedly connected to the right side of the rotating rod, an arc block is fixedly connected to the left side of the fixing sleeve, the arc block is slidably connected to the right side of the load-bearing plate, a reverse threaded rod is rotatably connected in the fixing sleeve, a knob is fixedly connected to the top of the reverse threaded rod, a threaded block is threadedly connected to the outer periphery of the reverse threaded rod, and a splint is fixedly connected to the bottom of the threaded block.

[0010] Preferably, a sliding groove and a movable groove are respectively provided on the top of the grinding device body and in the fixed sleeve, the bottom of the load-bearing plate and the threaded block are respectively slidably connected to the sliding groove and the movable groove, the clamping plate is arc-shaped, and a rubber pad is provided on the inner side of the clamping plate, so that the sliding groove and the movable groove can play a limiting role when the load-bearing plate and the threaded block move, making the movement more stable, and the rubber pad can be used to fix the cylinder to protect the cylinder.

[0011] Preferably, the grinding assembly includes a support frame, which is fixedly connected to the right side of a fixed plate, a single-axis cylinder is fixedly connected to the inner side of the support frame, a limiting block is fixedly connected to the left side of the single-axis cylinder, a limiting sleeve is slidably connected to the periphery of the limiting block, the limiting sleeve is fixedly connected to the inside of the fixed plate, a connecting rod is fixedly connected to the left side of the limiting block, a fixed frame is fixedly connected to the left side of the connecting rod, a double-axis cylinder is fixedly connected to the fixed frame, and grinding plates are fixedly connected to the upper and lower sides of the double-axis cylinder.

[0012] Preferably, the grinding sheet is arc-shaped and made of wear-resistant material, so that the arc-shaped grinding sheet can contact the inner wall of the cylinder and can grind the inner walls of cylinders of different sizes. The wear-resistant material can extend the service life of the grinding sheet.

[0013] Preferably, the supporting mechanism includes a connecting frame, the connecting frame is fixedly connected to the front and rear sides of the load-bearing plate, the right side of the connecting frame is fixedly connected to a base, the top of the base is fixedly connected to an electric telescopic rod, the top of the electric telescopic rod is fixedly connected to a supporting plate, the bottom of the base is fixedly connected to a slider, and the slider is slidably connected to the top of the grinding device body.

[0014] Preferably, a rectangular groove is provided on the top of the grinding device body, the slider is slidably connected in the rectangular groove, the support plate is arc-shaped, and a rubber pad is provided on the inner side of the support plate, so that the middle part of the cylinder can be supported by the support plate to ensure the stability of the cylinder during grinding. When the cylinder is supported by the rubber pad, it can protect the cylinder.

[0015] Compared with the prior art, the utility model provides a grinding device for hydraulic cylinder processing, which has the following beneficial effects:

[0016] 1. The grinding device for hydraulic cylinder processing can clamp and fix cylinders of different sizes during the grinding process of the inner wall of the cylinder through the grinding mechanism, so as to ensure the stability of the cylinder, and can drive the cylinder to rotate, so as to improve the efficiency of grinding the inner wall of the cylinder. At the same time, the spacing between the grinding discs can be adjusted according to the size of the cylinder to meet the grinding needs of the inner wall of cylinders of different sizes. It can not only drive the cylinder to move left and right, but also adjust the left and right position of the grinding disc to make the grinding more thorough. First, put one side of the cylinder to be polished into the fixed sleeve, and then turn the knob to make the reverse threaded rod drive the threaded block to rise and fall in the movable groove, so that the thread The block drives the clamping plate to rise and fall to the upper and lower sides of the cylinder to fix the cylinder, and then the first servo motor drives the first threaded rod to rotate, so that the first threaded rod drives the load-bearing plate to move left and right in the slide groove, and the cylinder is moved to the vicinity of the grinding sheet. According to the size of the inner wall of the cylinder, the grinding sheet is driven to rise and fall by the double-axis cylinder, and the spacing between the grinding sheets is adjusted, and the outer periphery of the grinding sheet is in contact with the inner wall of the cylinder. The second servo motor drives the fixed connection fixing sleeve on the right side of the rotating rod to rotate, so that the fixing sleeve drives the cylinder to rotate, so that the grinding sheet can grind the inner wall of the cylinder. During the grinding process, the load-bearing plate can be driven to move left and right by the first threaded rod, so that the inner wall of the cylinder can be polished more thoroughly.

[0017] The grinding device for hydraulic cylinder processing can realize supporting the middle position of the cylinder barrel being processed through the support plate through the support mechanism, ensure the stability of the cylinder barrel when it is fixed, thereby improving the grinding efficiency and quality, and the rubber pad arranged on the inner side of the support plate can protect the cylinder barrel when it is supported. Firstly, according to the size of the cylinder barrel, the support plate is driven to rise and fall by the electric telescopic rod, so that the support plate and the bottom of the cylinder barrel are in contact with each other to support the cylinder barrel, and when the load-bearing plate drives the cylinder barrel to move left and right, the load-bearing plate drives the connecting frame to move, so that the connecting frame drives the base to move, so that the support plate can always support the cylinder barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the grinding mechanism structure;

[0021] Figure 3 It is a schematic diagram of the fixed component structure;

[0022] Figure 4 It is a schematic diagram of the structure on the right side of the load-bearing plate;

[0023] Figure 5 It is a schematic diagram of the internal structure of the fixed sleeve;

[0024] Figure 6 This is a schematic diagram of the polishing component structure;

[0025] Figure 7 It is a schematic diagram of the structure on the left side of the connecting rod;

[0026] Figure 8 Schematic diagram of the supporting mechanism structure.

[0027] In the figure: 1. grinding device body; 2. grinding mechanism; 3. supporting mechanism; 4. fixing plate; 21. fixing assembly; 22. grinding assembly; 211. first servo motor; 212. first threaded rod; 213. load-bearing plate; 214. second servo motor; 215. rotating rod; 216. fixing sleeve; 217. arc block; 218. knob; 219. threaded block; 2191. reverse threaded rod; 2192. clamping plate; 221. supporting frame; 222. single-axis cylinder; 223. limit block; 224. limit sleeve; 225. connecting rod; 226. fixing frame; 227. double-axis cylinder; 228. grinding sheet; 31. connecting frame; 32. slider; 33. base; 34. electric telescopic rod; 35. supporting plate. DETAILED DESCRIPTION

[0028] 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.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The utility model provides the following technical solutions:

[0031] Embodiment 1

[0032] See also Figure 1-8 The utility model provides a technical solution: a grinding device for hydraulic cylinder processing, including a grinding device body 1, a grinding mechanism 2 is arranged on the top of the grinding device body 1, a supporting mechanism 3 is arranged on the top of the grinding device body 1, a fixed plate 4 is fixedly connected to the right side of the top of the grinding device body 1, the grinding mechanism 2 includes a fixing component 21 and a grinding component 22, the fixing component 21 is arranged on the left side of the top of the grinding device body 1, and the grinding component 22 is arranged on the left side of the fixing plate 4.

[0033] The fixing assembly 21 includes a first servo motor 211, which is fixedly connected to the left side of the grinding device body 1, and a first threaded rod 212 is fixedly connected to the right side of the first servo motor 211. The first threaded rod 212 is rotatably connected to the inside of the grinding device body 1. The outer periphery of the first threaded rod 212 is threadedly connected to a load-bearing plate 213, and a second servo motor 214 is fixedly connected to the left side of the load-bearing plate 213. A rotating rod 215 is fixedly connected to the right side of the second servo motor 214, and the rotating rod 215 is rotatably connected to the inside of the load-bearing plate 213. A fixed sleeve 216 is fixedly connected to the right side of the rotating rod 215, and an arc block 217 is fixedly connected to the left side of the fixed sleeve 216. The arc block 217 is slidably connected to the right side of the load-bearing plate 213. A reverse threaded rod 2191 is rotatably connected inside 216, a knob 218 is fixedly connected to the top of the reverse threaded rod 2191, a threaded block 219 is threadedly connected to the outer periphery of the reverse threaded rod 2191, and a clamping plate 2192 is fixedly connected to the bottom of the threaded block 219. A sliding groove and a movable groove are respectively provided on the top of the grinding device body 1 and the inside of the fixed sleeve 216. The bottom of the load-bearing plate 213 and the threaded block 219 are respectively slidably connected to the sliding groove and the movable groove. The clamping plate 2192 is arc-shaped, and a rubber pad is provided on the inner side of the clamping plate 2192, so that the sliding groove and the movable groove can limit the movement of the load-bearing plate 213 and the threaded block 219, making the movement more stable, and the rubber pad can be used to fix the cylinder to protect the cylinder.

[0034] See also Figure 1-8 The utility model provides a technical solution: the grinding component 22 includes a support frame 221, the support frame 221 is fixedly connected to the right side of the fixed plate 4, a single-axis cylinder 222 is fixedly connected to the inner side of the support frame 221, a limited block 223 is fixedly connected to the left side of the single-axis cylinder 222, the limited block 223 is slidably connected to the limited sleeve 224 on the periphery, the limited sleeve 224 is fixedly connected to the inside of the fixed plate 4, a connecting rod 225 is fixedly connected to the left side of the limited block 223, a fixed frame 226 is fixedly connected to the left side of the connecting rod 225, a double-axis cylinder 227 is fixedly connected to the fixed frame 226, a grinding sheet 228 is fixedly connected to the upper and lower sides of the double-axis cylinder 227, and the grinding sheet 228 is arc-shaped and made of wear-resistant material, so that the arc-shaped grinding sheet 228 can contact with the inner wall of the cylinder, and the inner wall of the cylinder of different sizes can be ground, and the wear-resistant material can extend the service life of the grinding sheet 228.

[0035] Embodiment 2

[0036] See also Figure 1-8 On the basis of the first embodiment, the supporting mechanism 3 further comprises a connecting frame 31, the connecting frame 31 is fixedly connected to the front and rear sides of the load-bearing plate 213, a base 33 is fixedly connected to the right side of the connecting frame 31, an electric telescopic rod 34 is fixedly connected to the top of the base 33, a supporting plate 35 is fixedly connected to the top of the electric telescopic rod 34, a slider 32 is fixedly connected to the bottom of the base 33, the slider 32 is slidably connected to the top of the grinding device body 1, a rectangular groove is provided on the top of the grinding device body 1, the slider 32 is slidably connected in the rectangular groove, the supporting plate 35 is in an arc shape, and a rubber pad is provided on the inner side of the supporting plate 35, so that the middle part of the cylinder can be supported by the supporting plate 35 to ensure the stability of the cylinder during grinding, and the cylinder can be supported by the rubber pad to protect the cylinder.

[0037] In actual operation, when this device is used, first put one side of the cylinder that needs to be polished into the fixing sleeve 216, and then turn the knob 218 to make the reverse threaded rod 2191 drive the threaded block 219 to rise and fall in the movable groove, so that the threaded block 219 drives the clamping plate 2192 to rise and fall to the upper and lower sides of the cylinder to fix the cylinder, and then drive the support plate 35 to rise and fall through the electric telescopic rod 34, so that the support plate 35 and the bottom of the cylinder are in contact with each other to support the cylinder, and then drive the first threaded rod 212 to rotate through the first servo motor 211, so that the first threaded rod 212 drives the load-bearing plate 213 to move left and right in the slide groove, and move the cylinder to the vicinity of the polishing sheet 228, and according to the size of the inner wall of the cylinder, drive the polishing sheet 228 to rise and fall through the double-axis cylinder 227, adjust the spacing between the polishing sheets 228, and make the outer periphery of the polishing sheet 228 contact with the inner wall of the cylinder, and then The second servo motor 214 drives the right side of the rotating rod 215 to rotate the fixed sleeve 216, so that the fixed sleeve 216 drives the cylinder to rotate, so that the grinding sheet 228 can grind the inner wall of the cylinder. During the grinding process, the first threaded rod 212 can drive the load-bearing plate 213 to move left and right, so that the inner wall of the cylinder can be polished more thoroughly. When the cylinder is long and the grinding sheet 228 cannot be thoroughly polished, the single-axis cylinder 222 drives the limit block 223 to slide left and right in the limit sleeve 224, so that the connecting rod 225 drives the fixed frame 226 to move left and right, thereby increasing the length of the grinding sheet 228 extending to the left, and the inner wall of the cylinder is thoroughly polished, improving the grinding efficiency and quality. When the load-bearing plate 213 drives the cylinder to move left and right, the load-bearing plate 213 drives the connecting frame 31 to move, so that the connecting frame 31 drives the base 33 to move, so that the support plate 35 can always support the cylinder.

[0038] 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 statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A grinding device for hydraulic cylinder machining, comprising a grinding device body (1), characterized in that: A grinding mechanism (2) is arranged on the top of the grinding device body (1), a supporting mechanism (3) is arranged on the top of the grinding device body (1), and a fixing plate (4) is fixedly connected to the right side of the top of the grinding device body (1); The grinding mechanism (2) comprises a fixing component (21) and a grinding component (22); the fixing component (21) is arranged on the left side of the top of the grinding device body (1); and the grinding component (22) is arranged on the left side of the fixing plate (4).

2. A grinding device for hydraulic cylinder machining according to claim 1, characterized in that: The fixing assembly (21) comprises a first servo motor (211), the first servo motor (211) being fixedly connected to the left side of the grinding device body (1), a first threaded rod (212) being fixedly connected to the right side of the first servo motor (211), the first threaded rod (212) being rotatably connected to the inside of the grinding device body (1), a load-bearing plate (213) being threadably connected to the outer periphery of the first threaded rod (212), a second servo motor (214) being fixedly connected to the left side of the load-bearing plate (213), a rotating rod (215) being fixedly connected to the right side of the second servo motor (214), and the rotating rod ( The rotating rod (215) is rotatably connected to the inside of the load-bearing plate (213); a fixing sleeve (216) is fixedly connected to the right side of the rotating rod (215); an arc block (217) is fixedly connected to the left side of the fixing sleeve (216); the arc block (217) is slidably connected to the right side of the load-bearing plate (213); a reverse threaded rod (2191) is rotatably connected inside the fixing sleeve (216); a knob (218) is fixedly connected to the top of the reverse threaded rod (2191); a threaded block (219) is threadedly connected to the outer periphery of the reverse threaded rod (2191); and a clamping plate (2192) is fixedly connected to the bottom of the threaded block (219).

3. A grinding device for hydraulic cylinder machining according to claim 2, characterized in that: A sliding groove and a movable groove are respectively provided at the top of the grinding device body (1) and in the fixed sleeve (216); the bottom of the load-bearing plate (213) and the threaded block (219) are respectively slidably connected to the sliding groove and the movable groove; the clamping plate (2192) is in an arc shape; a rubber pad is provided on the inner side of the clamping plate (2192).

4. A grinding device for hydraulic cylinder machining according to claim 1, characterized in that: The grinding assembly (22) comprises a support frame (221), the support frame (221) is fixedly connected to the right side of the fixed plate (4), a single-axis cylinder (222) is fixedly connected to the inner side of the support frame (221), a limit block (223) is fixedly connected to the left side of the single-axis cylinder (222), a limit sleeve (224) is slidably connected to the periphery of the limit block (223), the limit sleeve (224) is fixedly connected to the inside of the fixed plate (4), a connecting rod (225) is fixedly connected to the left side of the limit block (223), a fixed frame (226) is fixedly connected to the left side of the connecting rod (225), a double-axis cylinder (227) is fixedly connected to the inside of the fixed frame (226), and a grinding sheet (228) is fixedly connected to the upper and lower sides of the double-axis cylinder (227).

5. A grinding device for hydraulic cylinder machining according to claim 4, characterized in that: The grinding sheet (228) is in an arc shape, and the grinding sheet (228) is made of a wear-resistant material.

6. A grinding device for hydraulic cylinder machining according to claim 1, characterized in that: The support mechanism (3) comprises a connecting frame (31), the connecting frame (31) being fixedly connected to the front and rear sides of the load-bearing plate (213), the right side of the connecting frame (31) being fixedly connected to a base (33), the top of the base (33) being fixedly connected to an electric telescopic rod (34), the top of the electric telescopic rod (34) being fixedly connected to a support plate (35), the bottom of the base (33) being fixedly connected to a slider (32), and the slider (32) being slidably connected to the top of the grinding device body (1).

7. A grinding device for hydraulic cylinder machining according to claim 6, characterized in that: A rectangular groove is provided on the top of the grinding device body (1), the sliding block (32) is slidably connected in the rectangular groove, the supporting plate (35) is in an arc shape, and a rubber pad is provided on the inner side of the supporting plate (35).

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