Machining part surface polishing device

Abstract

The utility model relates to the field of machining, and discloses a machined part surface polishing device which comprises a machining table, first supporting plates are symmetrically and fixedly mounted on the upper surface of the machining table, supporting shafts are rotationally mounted at the tops of one ends of the first supporting plates, and a containing frame is fixedly connected between the two supporting shafts. A second supporting plate is fixedly installed at the position, close to the first supporting plate, of the middle of the front end and the middle of the rear end of the machining table, and a connecting supporting plate is rotationally installed at the top of one end of the second supporting plate. The edge part of one end of the connecting support plate extends into the fixing sleeve and is fixedly connected with an adjusting deflector rod; according to the polishing device, the effect of conveniently adjusting the machining position of the workpiece is achieved by adjusting the workpiece in the placement frame to rotate, the overall machining efficiency of the workpiece is improved, and the problem that the workpiece is repeatedly disassembled, assembled and fixed inconveniently during polishing is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of mechanical processing, in particular to a mechanical processing piece surface polishing device. BACKGROUND

[0002] Mechanical processing pieces refer to parts with specific shape, size and precision requirements processed from raw materials (such as metal blanks, plastic blocks, etc.) through various mechanical processing processes. These parts are the basic units of various mechanical equipment, and polishing is a surface treatment process that reduces the roughness of the workpiece surface through mechanical, chemical or electrochemical methods to obtain a bright, flat and smooth surface. The existing polishing device mainly relies on the relative movement of polishing wheels, polishing belts and other tools and the surface of the workpiece, and uses abrasive particles in polishing paste or polishing liquid for grinding and grinding of the workpiece, thereby achieving surface polishing.

[0003] The existing workpiece is generally polished in steps for different surfaces of the workpiece, and the workpiece is flipped and adjusted after single surface polishing is completed. However, the workpiece is generally fixed on the processing table during polishing, so that the polishing device acts on the upper surface of the workpiece. When the surface of the workpiece is changed, the workpiece needs to be repeatedly disassembled and fixed, which is time-consuming and laborious for people to operate, and also affects the overall polishing efficiency of the workpiece.

[0004] For the above related technologies, the inventor believes that the workpiece needs to be repeatedly disassembled and changed when polishing, so a mechanical processing piece surface polishing device is proposed to solve the above problems. Content of the utility model

[0005] In order to solve the problem that the workpiece needs to be repeatedly disassembled and changed when polishing, the present application provides a mechanical processing piece surface polishing device.

[0006] The mechanical processing piece surface polishing device provided by the present application adopts the following technical scheme:

[0007] The utility model provides a kind of surface polishing device of machining piece, including processing platform, the upper surface of the processing platform is symmetrically fixedly installed with No.

[0008] Preferably, the fixing mechanism includes a clamping plate, which is movably installed inside the holder. A limiting screw is rotatably installed through the holder on one side of the clamping plate. Threaded holes are formed through the holder on both sides of the clamping plate. The limiting screw is threadedly connected in the threaded holes on both sides of the holder.

[0009] Preferably, the outer surface of the processing platform is symmetrically fixedly connected with a fixed support plate on both sides. A contact sensor is installed on the top of one side of the fixed support plate. The contact sensor is aligned with both sides of the rack plate. The processing platform is also provided with a PLC controller.

[0010] Preferably, a fixed guide rail is fixedly installed below the gear on one end of the No. 1 support plate. A limiting lug is integrally formed on one end of the rack plate. The limiting lug is located inside the fixed guide rail. The fixed guide rail and the limiting lug are mutually embedded.

[0011] Preferably, the upper surface of the rack plate is movably located near the bottom of the outer surface of the gear. The gear and the rack plate are mutually meshed.

[0012] In summary, the present application has the following beneficial technical effects:

[0013] By placing the workpiece inside the holder, rotating the limiting screw to clamp and fix the workpiece with the clamping plate, rotating the connecting plate to drive the adjusting lever to move along the inside of the fixed sleeve, and then pushing the rack plate and the fixed sleeve to move horizontally, the rack plate drives the gear and the workpiece in the holder to flip the angle. The workpiece stops after flipping a certain angle according to the contact between the rack plate and the contact sensor. Compared with the prior art, the present application has the effect of conveniently adjusting the machining position of the workpiece, improves the overall machining efficiency of the workpiece, and solves the problem of inconvenient repeated disassembly and fixation during workpiece polishing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1is the overall structure schematic diagram of the application embodiment;

[0015] Figure 2 is the structure schematic diagram of the rack plate in the application embodiment;

[0016] Figure 3 is the structure schematic diagram of the clamping plate in the application embodiment;

[0017] Mark explanation: 1, processing table; 2, No. 1 support plate; 3, support shaft; 4, placing rack; 5, gear; 6, rack plate; 7, fixed sleeve; 8, No. 2 support plate; 9, connecting support plate; 10, adjusting lever; 11, clutch motor; 12, fixed support plate; 13, contact sensor; 14, PLC controller; 15, fixed guide rail; 16, limiting lug; 17, clamping plate; 18, limiting screw. DETAILED DESCRIPTION

[0018] The following will be combined with the Figures 1-3 The application is further described in detail.

[0019] The application embodiment discloses a mechanical machining surface polishing device. Figures 1-3 A mechanical machining surface polishing device, comprising a processing table 1, the upper surface of the processing table 1 is symmetrically fixedly installed with a No. 1 support plate 2, the top of one end of the No. 1 support plate 2 is rotatably installed with a support shaft 3, the two support shafts 3 are fixedly connected with a placing rack 4, the one end of the support shaft 3 extends to the outside of the No. 1 support plate 2 and is installed with a gear 5, the outer surface of the gear 5 is movably installed with a rack plate 6, the upper surface of the rack plate 6 is movably close to the bottom of the outer surface of the gear 5, the gear 5 and the rack plate 6 are engaged with each other, the one end of the rack plate 6 is fixedly installed with a fixed sleeve 7, the No. 2 support plate 8 is fixedly installed at the middle of the front and rear ends of the processing table 1 and close to the No. 1 support plate 2, the top of the one end of the No. 2 support plate 8 is rotatably installed with a connecting support plate 9, the edge of the one end of the connecting support plate 9 extends to the inside of the fixed sleeve 7 and is fixedly connected with an adjusting lever 10, the clutch motor 11 is installed through the No. 2 support plate 8 by a single connecting support plate 9 hinged shaft, the fixed guide rail 15 is fixedly installed below the gear 5 close to the one end of the No. 1 support plate 2, the one end of the rack plate 6 is integrally formed with a limiting lug 16, the limiting lug 16 is located in the inside of the fixed guide rail 15, the fixed guide rail 15 and the limiting lug 16 are embedded with each other, the processing table 1 is further provided with a fixing mechanism on the upper surface, which is used for installing the workpiece in the placing rack 4.

[0020] By fixing the workpiece inside the rack 4, starting the brake motor 11 to drive the single connecting plate 9 and the adjusting lever 10 to rotate, making the adjusting lever 10 move along the inside of the fixed sleeve 7, the adjusting lever 10 pushes the rack plate 6 to move along the horizontal direction under the guidance of the fixed guide rail 15 and the limiting lug 16, with the movement of the rack plate 6, the gear 5 rotates, and then drives the support shaft 3 and the workpiece in the rack 4 to start to overturn, which embodies the rotation adjusting effect of the rack 4.

[0021] With reference to Figure 1 and Figure 3 , the fixing mechanism includes a clamping plate 17 movably installed inside the rack 4, a limiting screw 18 rotatably installed in the middle of one side of the clamping plate 17 through the rack 4, and threaded holes formed through the middle of both sides of the rack 4, and the limiting screw 18 is screwed into the threaded holes on both sides of the rack 4.

[0022] By placing the workpiece inside the rack 4, rotating the limiting screw 18 to move inside the rack 4, the limiting screw 18 pushes the clamping plate 17 to abut against the outer surface of the workpiece, and then clamps and fixes the workpiece inside the rack 4, so that the rack 4 is suitable for workpieces of different sizes, and the stability of the workpiece placed inside the rack 4 is embodied.

[0023] With reference to Figure 1 and Figure 2 , the outer surface of the machining table 1 is symmetrically fixed with a fixed plate 12 on both sides, the fixed plate 12 is installed with a contact sensor 13 on one side of the top, the contact sensor 13 is aligned with both sides of the rack plate 6, and the outer surface of the machining table 1 is also provided with a PLC controller 14.

[0024] The contact sensor 13 monitors the position of the rack plate 6 in real time, when one side of the rack plate 6 contacts the contact sensor 13, the contact sensor 13 will immediately send an electrical signal to the PLC controller 14. After receiving the signal, the PLC controller 14 processes and judges through the preset program, determines that the workpiece in the rack 4 has been turned to the required position (such as horizontal state) according to the preset workpiece overturning angle requirement, then the PLC controller 14 sends a stop command to the brake motor 11, and the brake motor 11 stops running after receiving the command, its brake device (brake) tightly holds the motor shaft, preventing the connecting plate 9 and the adjusting lever 10 from continuing to rotate due to inertia, so that the rack 4 and the workpiece are stably kept at the current overturning angle position for subsequent polishing operation or other machining process;

[0025] In this way, the PLC controller 14 and the contact sensor 13 are matched accurately, the automatic control of the brake motor 11 is realized, the overturning angle of the placing frame 4 is accurately controlled, the machining precision and the operation convenience of the whole device are improved, the problem that the workpiece needs to be repeatedly disassembled and fixed for adjusting the machining surface in the polishing process is solved, and the work efficiency and the machining quality are effectively improved.

[0026] The implementation principle of the machining workpiece surface polishing device provided in the embodiment of the application is as follows: the workpiece is placed in the placing frame 4, the limiting screw rod 18 is rotated to move in the placing frame 4, the limiting screw rod 18 pushes the clamping plate 17 to abut against the outer surface of the workpiece, the workpiece is clamped and fixed in the placing frame 4, the brake motor 11 is started to drive the single connecting plate 9 and the adjusting lever 10 to rotate, the connecting plate 9 drives the adjusting lever 10 to move in the fixed sleeve assembly 7, the adjusting lever 10 drives the rack plate 6 and the fixed sleeve assembly 7 to move, the rack plate 6 moves in the horizontal direction under the guidance of the fixed guide rail 15 and the limiting lug plate 16, the rack plate 6 drives the gear 5 to rotate, the gear 5 drives the support shaft 3 and the workpiece in the placing frame 4 to rotate and overturn, when the rack plate 6 on one side moves and abuts against the contact sensor 13, the brake motor 11 is controlled to be closed by the PLC controller 14, the placing frame 4 and the workpiece in the placing frame 4 are kept stable, when the rack plate 6 abuts against the contact sensor 13, the placing frame 4 and the workpiece in the placing frame 4 are in a horizontal state, the input ends of the brake motor 11, the contact sensor 13 and the PLC controller 14 are electrically connected with the output end of the external power supply, and the PLC controller 14 controls the on-off switch of the brake motor 11.

[0027] Finally, it should be pointed out that: first, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0028] Secondly: the embodiment of the utility model discloses the drawings only relate to the structure related to the embodiment of the present disclosure, other structures can refer to the usual design, in the case of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0029] Finally: the above only for the preferred embodiments of the present application have, and not for limiting the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the scope of protection of the present application.

[0030] The above are the preferred embodiments of the present application, and are not limited by the scope of protection of the present application, therefore: any equivalent changes made in accordance with the structure, shape, principle of the present application, should be covered within the scope of protection of the present application.

Claims

1. A device for polishing the surface of a machined piece, comprising a worktable (1), characterized in that: The upper surface of the processing table (1) is symmetrically fixed with a first supporting plate (2), one end of the first supporting plate (2) is rotatably installed with a supporting shaft (3), two supporting shafts (3) are fixedly connected with a placing rack (4), one end of the supporting shaft (3) extends to the outside of the first supporting plate (2) and is installed with a gear (5), the outer surface of the gear (5) is movably installed with a rack plate (6), one end of the rack plate (6) is fixedly installed with a fixed sleeve (7), the middle of the front and rear ends of the processing table (1) is fixedly installed with a second supporting plate (8) near the first supporting plate (2), one end of the second supporting plate (8) is rotatably installed with a connecting supporting plate (9), the connecting supporting plate (9) is fixedly connected with an adjusting lever (10) inside the fixed sleeve (7) at one end of the edge, a single connecting supporting plate (9) is installed with a brake motor (11) through a hinge shaft of the second supporting plate (8), the upper surface of the processing table (1) is also provided with a fixing mechanism for installing a workpiece in the placing rack (4).

2. A device for polishing a surface of a machined part according to claim 1, characterized in that: The fixing mechanism comprises a clamping plate (17), the clamping plate (17) is movably installed inside the placing rack (4), the clamping plate (17) is rotatably installed with a limiting screw (18) through the placing rack (4) at one side of the middle, the middle of the two sides of the placing rack (4) is provided with a threaded hole, and the limiting screw (18) is screw-connected in the threaded holes of the two sides of the placing rack (4).

3. The apparatus of claim 1, wherein: The outer surface of the processing table (1) is symmetrically fixed with a fixed supporting plate (12) at the two sides of the edge, the fixed supporting plate (12) is installed with a contact sensor (13) at one side of the top, the contact sensor (13) is aligned with the two sides of the rack plate (6), and the outer surface of the processing table (1) is also provided with a PLC controller (14).

4. The apparatus of claim 1, wherein: One end of the first supporting plate (2) is fixedly installed with a fixed guide rail (15) below the gear (5), one end of the rack plate (6) is integrally formed with a limiting lug (16), the limiting lug (16) is located inside the fixed guide rail (15), and the fixed guide rail (15) and the limiting lug (16) are embedded with each other.

5. The apparatus of claim 1 wherein: The upper surface of the rack plate (6) is movably located near the bottom of the outer surface of the gear (5), and the gear (5) and the rack plate (6) are engaged with each other.

Images