Replaceable metal surface polishing and grinding structure

Abstract

The utility model provides a replaceable metal surface polishing and grinding structure, which relates to the technical field of metal processing and comprises a base, and a replacement mechanism is arranged above the base. The replacing mechanism comprises two supporting blocks, the bottom face of each supporting block is fixedly connected with the upper surface of the base, the upper surfaces of the two supporting blocks are jointly and fixedly connected with a supporting plate, the interior of the supporting plate is rotationally connected with a bidirectional threaded rod, and the left end of the bidirectional threaded rod is fixedly connected with a servo motor. The outer surface of the bidirectional threaded rod is in threaded connection with two moving blocks, each moving block is slidably connected to the interior of the corresponding supporting block, the bottom face of each moving block is fixedly connected with an auxiliary block, and a grinding disc body is arranged below the supporting blocks. According to the replaceable metal surface polishing and grinding structure, the problems that a large amount of time needs to be consumed by operators during replacement, and the replaceable metal surface polishing and grinding structure cannot adapt to mounting of grinding wheels with different lengths are solved, and the applicability of the metal surface polishing and grinding structure is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a polishing and grinding structure, concretely to a replaceable metal surface polishing and grinding structure, belongs to metal processing technical field. BACKGROUND

[0002] Polishing refers to the use of mechanical, chemical or electrochemical effects to reduce the roughness of the workpiece surface to obtain a bright and flat surface processing method, which is a modification and processing of the workpiece surface by using polishing tools and abrasive particles or other polishing media, and multiple different mesh sand wheels are needed for polishing the metal surface.

[0003] The existing metal surface polishing and grinding structure is usually installed by bolt cooperation, and the structure is relatively complex, which requires operators to spend a lot of time when replacing, affecting the processing efficiency, and cannot adapt to the installation of sand wheels of different lengths, seriously reducing the applicability of the metal surface polishing and grinding structure.

[0004] Therefore, a replaceable metal surface polishing and grinding structure is proposed. UTILITY MODEL CONTENT

[0005] The utility model provides a replaceable metal surface polishing and grinding structure to solve the problems of complex installation structure and inability to adapt to multiple size sand wheels in the prior art.

[0006] The utility model is implemented by the following technical scheme: a replaceable metal surface polishing and grinding structure, comprising a base, the upper side of the base is provided with a replacement mechanism;

[0007] The replacement mechanism comprises two supporting blocks, the bottom surface of each supporting block is fixedly connected with the upper surface of the base, the upper surfaces of the two supporting blocks are fixedly connected with a supporting plate, a bidirectional threaded rod is rotatably connected in the supporting plate, the left end of the bidirectional threaded rod is fixedly connected with a servo motor, the outer surface of the bidirectional threaded rod is threadedly connected with two moving blocks, each moving block is slidably connected in the supporting block, the bottom surface of each moving block is fixedly connected with an auxiliary block, a grinding disc body is arranged below the supporting block, two auxiliary grooves are formed in the grinding disc body, a transmission rod is rotatably connected in each auxiliary block, the ends of the two transmission rods close to each other are fixedly connected with a limiting block, and the limiting block is located in the auxiliary groove; the left end of one transmission rod is fixedly connected with a rotating motor;

[0008] The inside of the grinding disc body is provided with a reinforcing assembly, and the upper side of the base is provided with a clamping assembly.

[0009] The outer surface of the bidirectional screw rod is sleeved with an auxiliary bearing which is embedded in the inner part of the support plate.

[0010] The upper surface of each moving block is fixedly connected with a sliding block which is slidingly connected to the inner part of the support plate.

[0011] The outer surface of each transmission rod is sleeved with a rotating bearing which is embedded in the inner part of the auxiliary block.

[0012] The reinforcing assembly comprises two groups of positioning rods, the inner part of each positioning rod is slidingly connected to the limiting block, the ends of the two groups of positioning rods away from each other extend to the inner part of the polishing disc body, the ends of the two groups of positioning rods close to each other are fixedly connected with return springs, the ends of each group of return springs away from each other are fixedly connected with the inner wall of the limiting block, the outer surface of each group of positioning rods is fixedly connected with an auxiliary handle, and each auxiliary handle is slidingly connected to the inner part of the limiting block.

[0013] The clamping assembly comprises a first electric telescopic rod, the outer surface of the first electric telescopic rod is fixedly connected with the inner wall of the base, the telescopic end of the first electric telescopic rod is fixedly connected with a placing seat, the inner wall of the placing seat is fixedly connected with two second electric telescopic rods, and the telescopic end of each second electric telescopic rod is fixedly connected with a clamping plate.

[0014] The utility model provides a replaceable metal surface polishing and grinding structure which has the following beneficial effects:

[0015] The replaceable metal surface polishing and grinding structure rotates the transmission rod and the limiting block by the rotating motor, rotates the bidirectional screw rod by the servo motor, makes the two moving blocks close to each other and moves the auxiliary block at the same time, adjusts the distance between the two limiting blocks according to the size of the polishing disc body, positions the polishing disc body by the limiting block and the auxiliary groove, further fixes the polishing disc body by the reinforcing assembly, and also can detach the polishing disc body by moving the limiting block away from the two auxiliary blocks, solves the problem that the operator needs to spend a lot of time when replacing, affects the processing efficiency, and cannot adapt to the installation of sand wheels of different lengths, and effectively improves the applicability of the metal surface polishing and grinding structure. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a base structure schematic view of the utility model;

[0017] Figure 2 It is a support plate cross section structure schematic view of the utility model;

[0018] Figure 3The polishing disc body section view structure schematic diagram of the utility model discloses;

[0019] Figure 4 The placing seat section view structure schematic diagram of the utility model discloses.

[0020] Mark explanation

[0021] 1, base;

[0022] 2, replacement mechanism;201, support block;202, support plate;203, two-way threaded rod;204, servo motor;205, moving block;206, auxiliary block;207, polishing disc body;208, auxiliary groove;209, transmission rod;210, limit block;211, rotating motor;

[0023] 3, reinforcing assembly;301, positioning rod;302, return spring;303, auxiliary handle;

[0024] 4, clamping assembly;401, first electric telescopic rod;402, placing seat;403, second electric telescopic rod;404, clamping plate;

[0025] 5, auxiliary bearing;6, sliding block;7, rotating bearing. Specific embodiments

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0027] Please refer to Figures 1-4 The utility model discloses a replaceable metal surface polishing and grinding structure, including base 1, the top of base 1 is provided with replacement mechanism 2;

[0028] The replacement mechanism 2 comprises two supporting blocks 201, the bottom surface of each supporting block 201 is fixedly connected with the upper surface of the base 1, the upper surfaces of the two supporting blocks 201 are fixedly connected with a supporting plate 202, the inside of the supporting plate 202 is rotatably connected with a bidirectional threaded rod 203, the left end of the bidirectional threaded rod 203 is fixedly connected with a servo motor 204, the outer surface of the bidirectional threaded rod 203 is threadedly connected with two moving blocks 205, each moving block 205 is slidably connected to the inside of the supporting block 201, the bottom surface of each moving block 205 is fixedly connected with an auxiliary block 206, the lower portion of the supporting block 201 is provided with a grinding disc body 207, the inside of the grinding disc body 207 is provided with two auxiliary grooves 208, the inside of each auxiliary block 206 is rotatably connected with a transmission rod 209, the ends of the two transmission rods 209, which are close to each other, are fixedly connected with limit blocks 210, each limit block 210 is located in the inside of the auxiliary groove 208, the left end of one of the transmission rods 209 is fixedly connected with a rotating motor 211, the outer surface of the bidirectional threaded rod 203 is sleeved with an auxiliary bearing 5, the auxiliary bearing 5 is embedded in the inside of the supporting plate 202, the upper surface of each moving block 205 is fixedly connected with a sliding block 6, each sliding block 6 is slidably connected to the inside of the supporting plate 202, the outer surface of each transmission rod 209 is sleeved with a rotating bearing 7, each rotating bearing 7 is embedded in the inside of the auxiliary block 206, the auxiliary bearing 5 can increase the sensitivity of the bidirectional threaded rod 203 when rotating, reduce the abrasion speed of the bidirectional threaded rod 203, increase the durability of the bidirectional threaded rod 203, the sliding block 6 can improve the stress position of the moving block 205 when moving, and can also limit the maximum moving distance of the moving block 205, and the rotating bearing 7 can increase the effect of the transmission rod 209 when rotating, reduce the friction generated by the transmission rod 209 when rotating, and further improve the service life of the device.

[0029] Please refer to Figure 3 The inside of the grinding disc body 207 is provided with a reinforcing assembly 3, the reinforcing assembly 3 comprises two groups of positioning rods 301, each group of positioning rods 301 is slidably connected to the inside of the limit block 210, the ends of the two groups of positioning rods 301, which are away from each other, extend into the inside of the grinding disc body 207, the ends of the two groups of positioning rods 301, which are close to each other, are fixedly connected with return springs 302, the ends of each group of return springs 302, which are away from each other, are fixedly connected with the inner wall of the limit block 210, the outer surfaces of each group of positioning rods 301 are fixedly connected with auxiliary handles 303, each auxiliary handle 303 is slidably connected to the inside of the limit block 210, the positioning rods 301 are relied on to reinforce the grinding disc body 207 again, and the rebound force of the return spring 302 can also increase the stability of the positioning rod 301 when limiting, the auxiliary handle 303 is pushed to make it descend, thereby driving the positioning rod 301 to retract into the limit block 210, thereby releasing the limiting of the grinding disc body 207.

[0030] Please pay special attention to Figure 4 The upper portion of the base 1 is provided with a clamping assembly 4, the clamping assembly 4 comprises a first electric telescopic rod 401, the outer surface of the first electric telescopic rod 401 is fixedly connected with the inner wall of the base 1, the telescopic end of the first electric telescopic rod 401 is fixedly connected with a placing seat 402, the inner wall of the placing seat 402 is fixedly connected with two second electric telescopic rods 403, the telescopic end of each second electric telescopic rod 403 is fixedly connected with a clamping plate 404, the metal to be polished is placed in the placing seat 402, then the second electric telescopic rod 403 is started, thereby driving the two clamping plates 404 to move close to each other and clamp the metal, and then the placing seat 402 is driven by the first electric telescopic rod 401 to rise to a suitable position, so as to provide help for subsequent metal polishing.

[0031] In use, first, the servo motor 204, the rotating motor 211, the first electric telescopic rod 401 and the second electric telescopic rod 403 are connected to the power supply, and the metal to be polished is placed in the placing seat 402, then the second electric telescopic rod 403 is started, thereby driving the two clamping plates 404 to move close to each other and clamp the metal, and then the placing seat 402 is driven by the first electric telescopic rod 401 to rise to a suitable position, when the metal needs to be polished, the rotating motor 211 is started, thereby driving the transmission rod 209 and the limiting block 210 to move, the rotating bearing 7 can increase the sensitivity when the transmission rod 209 rotates, so that the polishing disc body 207 rotates at the same time, and the metal in the clamping is polished by relying on the polishing disc body 207.

[0032] When the polishing disc body 207 needs to be replaced, two groups of auxiliary handles 303 are pushed, thereby driving the positioning rod 301 to move out of the polishing disc body 207, at the same time, the return spring 302 is compressed, then the servo motor 204 is started, thereby driving the bidirectional threaded rod 203 to rotate, the auxiliary bearing 5 can increase the sensitivity when the bidirectional threaded rod 203 rotates, thereby making the two moving blocks 205 move away from each other, and making the auxiliary block 206, the transmission rod 209 and the limiting block 210 move, so that the limiting block 210 moves out of the auxiliary groove 208, at this time, the polishing disc body 207 is not disturbed by foreign matters, thereby being disassembled.

[0033] Then the new polishing disc body 207 is taken out, then the bidirectional threaded rod 203 is driven by the servo motor 204 to rotate, so that the two limiting blocks 210 move close to each other and are inserted into the auxiliary groove 208, at this time, the auxiliary handle 303 is loosened, the positioning rod 301 is reset by using the rebound force generated by the return spring 302, and is inserted into the polishing disc body 207 again and is reinforced again, so that the replacement work of the polishing disc body 207 is completed, and different sizes of polishing disc bodies 207 can be adapted by adjusting the distance between the two limiting blocks 210, thereby effectively increasing the use effect of the metal surface polishing structure.

[0034] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A replaceable metal surface polishing and grinding structure, comprising a base (1), characterized in that: A replacement mechanism (2) is provided above the base (1); The replacement mechanism (2) includes two support blocks (201), the bottom surface of each support block (201) is fixedly connected to the upper surface of the base (1), and a support plate (202) is fixedly connected to the upper surfaces of the two support blocks (201). A bidirectional threaded rod (203) is rotatably connected inside the support plate (202). A servo motor (204) is fixedly connected to the left end of the bidirectional threaded rod (203). Two moving blocks (205) are threadedly connected to the outer surface of the bidirectional threaded rod (203). Each moving block (205) is slidably connected inside the support block (201). Each of the movable blocks (205) has an auxiliary block (206) fixedly connected to its bottom surface. A grinding disc body (207) is provided below the support block (201). The grinding disc body (207) has two auxiliary grooves (208) inside. A transmission rod (209) is rotatably connected inside each of the auxiliary blocks (206). A limit block (210) is fixedly connected to one end of each of the two transmission rods (209) that are close to each other. Each limit block (210) is located inside the auxiliary groove (208). A rotating motor (211) is fixedly connected to the left end of one of the transmission rods (209). The grinding disc body (207) is provided with a reinforcing component (3) inside, and a clamping component (4) is provided above the base (1).

2. The replaceable metal surface polishing and grinding structure according to claim 1, characterized in that: An auxiliary bearing (5) is fitted on the outer surface of the bidirectional threaded rod (203), and the auxiliary bearing (5) is embedded inside the support plate (202).

3. The replaceable metal surface polishing and grinding structure according to claim 1, characterized in that: Each of the movable blocks (205) has a sliding block (6) fixedly connected to its upper surface, and each sliding block (6) is slidably connected to the inside of the support plate (202).

4. The replaceable metal surface polishing and grinding structure according to claim 1, characterized in that: Each of the transmission rods (209) has a rotating bearing (7) fitted on its outer surface, and each of the rotating bearings (7) is embedded inside the auxiliary block (206).

5. The replaceable metal surface polishing and grinding structure according to claim 1, characterized in that: The reinforcement component (3) includes two sets of positioning rods (301). Each set of positioning rods (301) is slidably connected to the inside of the limiting block (210). The ends of the two sets of positioning rods (301) that are far apart from each other extend into the inside of the grinding disc body (207). The ends of the two sets of positioning rods (301) that are close to each other are fixedly connected to a return spring (302). The ends of the return springs (302) that are far apart from each other are fixedly connected to the inner wall of the limiting block (210). The outer surface of each set of positioning rods (301) is fixedly connected to an auxiliary handle (303). Each auxiliary handle (303) is slidably connected to the inside of the limiting block (210).

6. The replaceable metal surface polishing and grinding structure according to claim 1, characterized in that: The clamping assembly (4) includes a first electric telescopic rod (401), the outer surface of which is fixedly connected to the inner wall of the base (1), and a placement seat (402) is fixedly connected to the telescopic end of the first electric telescopic rod (401). Two second electric telescopic rods (403) are fixedly connected to the inner wall of the placement seat (402), and a clamping plate (404) is fixedly connected to the telescopic end of each second electric telescopic rod (403).

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