Smooth round bar polishing device

Abstract

The utility model relates to the technical field of polishing devices, in particular to a polished round bar polishing device which comprises a base. The positioning assembly comprises a plurality of first rotating rods which are rotationally arranged on the upper surface of the base in a circumferential array mode, first positioning cylinders are fixedly arranged at the top ends of the first rotating rods, a mounting rod is fixedly arranged on the upper surface of the base, and a top plate is arranged at the top end of the mounting rod; and the polishing assembly comprises a sliding ring arranged on the outer surface of the mounting rod in a sliding mode. By arranging the polishing assembly, after the polished round bar body is positioned, the driving motor can be started to enable the polishing cloth on the sliding ring to sleeve the outer surface of the polished round bar body to perform up-down reciprocating polishing, and meanwhile the purpose that the polished round bar body can rotate automatically while the sliding ring moves up and down to perform polishing can be achieved; and the sufficiency and quality of polishing are effectively guaranteed, and then the defect that in the prior art, the polishing efficiency is low is effectively overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing devices, in particular to a polishing device for smooth round bars. Background Art

[0002] During the processing of metal round bars, their surfaces need to be polished.

[0003] In the prior art, a round bar polishing machine with announcement number CN204235347U adopts the scheme of "including a machine body, a rotating cage, a reduction motor, a bracket, a feed guide wheel, and a discharging traction wheel. A polishing disc is arranged in the rotating cage and is connected in series to the rotating cage. A wire hole is opened in the middle of the polishing disc, and hollow rotating shafts are arranged at both ends. The hollow rotating shafts are fixedly connected to the rotating cage, and the other ends thereof pass through and are fixed on the bracket respectively. A pulley is also arranged at one end of the hollow rotating shaft, and the other end of the pulley is connected to the output pulley of the reduction motor fixed to the machine body through a belt; N circular polishing holes arranged in a spiral are arranged radially in the polishing disc, and polishing devices are arranged in them. The polishing device includes an adjusting nut, a spring fixed to the middle of the adjusting nut, a cylindrical brush seat fixed to the other end of the spring, and a wire brush fixed to the brush seat." This scheme of the utility model can solve the problems of incomplete polishing, adhesion and residue of metal chips, and increase the feeding speed, ensure the cylindricity of round bars, and improve production efficiency and product quality.

[0004] However, the above scheme still has some shortcomings. For example, in the process of polishing the metal rod, this scheme can only polish one rod at a time. When a large number of rods need to be polished, there is a defect of low polishing efficiency.

[0005] In view of this, the utility model proposes a round bar polishing device. Utility Model Content

[0006] The utility model aims to provide a round bar polishing device to solve the problems raised in the above background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A round bar polishing device, comprising:

[0009] A base, which is used to place the smooth round bar body;

[0010] A positioning assembly, which is used to position the smooth round rod body, the positioning assembly includes a plurality of first rotating rods rotatably arranged on the upper surface of the base in a circular array, and the top ends of the first rotating rods are fixedly provided with a first positioning cylinder, the upper surface of the base is fixedly provided with a mounting rod, the top ends of the mounting rods are provided with a top plate, and the lower surface of the top plate is provided with a plurality of second rotating rods rotatably arranged in a circular array corresponding to the plurality of first positioning cylinders, the bottom ends of the second rotating rods are fixedly provided with a second positioning cylinder, and the two ends of the smooth round rod body are respectively clamped and arranged on the inner walls of the first positioning cylinder and the second positioning cylinder;

[0011] A polishing assembly is used to polish the surfaces of several smooth round rod bodies after positioning. The polishing assembly includes a sliding ring slidably arranged on the outer surface of the mounting rod, and the upper surface of the sliding ring is provided with a polishing hole slidably connected to the outer surfaces of the several smooth round rod bodies, and a polishing cloth sleeve is fixedly arranged on the inner wall of the polishing hole. The polishing assembly also includes a driving motor fixedly arranged on the inner bottom wall of the base for driving the sliding ring to reciprocate up and down.

[0012] As a preferred technical solution, a cylindrical groove is provided at the top of the mounting rod, and a vertical tube is fixedly provided on the inner bottom wall of the cylindrical groove. A telescopic column is slidably provided on the inner wall of the vertical tube, and the top of the telescopic column is fixedly connected to the lower surface of the top plate.

[0013] As a preferred technical solution, a return spring is sleeved on the outer surface of the vertical tube and the telescopic column, and the two ends of the return spring are respectively fixedly connected to the inner bottom wall of the cylindrical groove and the lower surface of the top plate, and a handle is fixedly provided on the upper surface of the top plate.

[0014] As a preferred technical solution, the polishing assembly also includes a cylindrical cavity opened inside the mounting rod, and a sliding block slidably arranged on the inner wall of the cylindrical cavity, and two symmetrical connecting rods are fixedly provided on the outer surface of the sliding block, and the ends of the two connecting rods are fixedly connected to the inner ring surface of the sliding ring.

[0015] As a preferred technical solution, a reciprocating screw is rotatably provided on the inner top wall and the inner bottom wall of the cylindrical cavity, and a threaded hole threadedly connected to the outer surface of the reciprocating screw is provided on the upper surface of the sliding block, and a strip opening is provided on the inner wall of the cylindrical cavity for the connecting rod to slide.

[0016] As a preferred technical solution, the bottom end of the reciprocating screw extends to the inside of the base and is fixedly connected to the output end of the drive motor.

[0017] As a preferred technical solution, the bottom end of the first rotating rod extends to the interior of the base and is rotatably connected to the inner bottom wall of the base, the outer surfaces of several of the first rotating rods are fixed with driven gear discs, and the output end of the driving motor is fixed with a driving gear disc that meshes with several driven gear discs.

[0018] Beneficial Effects

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0020] 1. The utility model provides a positioning component so that the device can quickly position a plurality of smooth round bar bodies before polishing a large number of smooth round bar bodies.

[0021] 2. The utility model sets a polishing assembly. After positioning the smooth round bar body, it can start the driving motor to make the polishing cloth on the sliding ring reciprocate up and down on the outer surface of the smooth round bar body for polishing. At the same time, it can achieve the purpose that the smooth round bar body can rotate while the sliding ring moves up and down for polishing, effectively ensuring the adequacy and quality of polishing, and thus effectively solving the defect of low polishing efficiency in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the three-dimensional structure of the positioning component of the utility model;

[0026] Figure 4 This is a schematic diagram of the top-sectional structure of the base of the utility model;

[0027] Figure 5 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0028] In the figure:

[0029] 100, base;

[0030] 200. Smooth round bar body;

[0031] 300, positioning assembly; 301, first rotating rod; 302, first positioning cylinder; 303, mounting rod; 304, top plate; 305, second rotating rod; 306, second positioning cylinder; 307, vertical tube; 308, telescopic column; 309, return spring; 3010, handle;

[0032] 400, polishing assembly; 401, sliding ring; 402, polishing cloth sleeve; 403, driving motor; 404, sliding block; 405, connecting rod; 406, reciprocating screw; 407, driven gear disc; 408, driving gear disc. DETAILED DESCRIPTION

[0033] 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.

[0034] Embodiment 1

[0035] According to the attached Figure 1-5 As shown, the embodiment of the utility model provides a round bar polishing device, comprising:

[0036] A base 100, which is used to place the smooth round bar body 200;

[0037] A positioning assembly 300 is used to position the smooth round bar body 200. The positioning assembly 300 includes a plurality of first rotating rods 301 rotatably arranged on the upper surface of the base 100 in a circular array, and a first positioning cylinder 302 is fixedly arranged at the top end of the first rotating rod 301, a mounting rod 303 is fixedly arranged on the upper surface of the base 100, a top plate 304 is arranged at the top end of the mounting rod 303, and a plurality of second rotating rods 305 corresponding to the plurality of first positioning cylinders 302 are rotatably arranged on the lower surface of the top plate 304 in a circular array, a second positioning cylinder 306 is fixedly arranged at the bottom end of the second rotating rod 305, and two ends of the smooth round bar body 200 are respectively clamped on the inner walls of the first positioning cylinder 302 and the second positioning cylinder 306;

[0038] A cylindrical groove is formed at the top of the mounting rod 303 , and a vertical tube 307 is fixedly disposed on the inner bottom wall of the cylindrical groove. A telescopic column 308 is slidably disposed on the inner wall of the vertical tube 307 , and the top of the telescopic column 308 is fixedly connected to the lower surface of the top plate 304 .

[0039] A return spring 309 is sleeved on the outer surface of the vertical tube 307 and the telescopic column 308 , and the two ends of the return spring 309 are fixedly connected to the inner bottom wall of the cylindrical groove and the lower surface of the top plate 304 respectively. A handle 3010 is fixedly provided on the upper surface of the top plate 304 .

[0040] In this embodiment, by setting up the positioning assembly 300, the device can first pull the handle 3010 upwards before polishing a large number of smooth round rod bodies 200, drive the top plate 304 to move upwards, and then insert a number of smooth round rod bodies 200 into a number of first positioning cylinders 302 respectively, and then release the handle 3010. At this time, the top plate 304 can move downward and reset under the action of the reset spring 309, so that the second positioning cylinder 306 is inserted into the top end of the smooth round rod body 200, thereby realizing the rapid positioning of the smooth round rod body 200.

[0041] Embodiment 2

[0042] On the basis of the first embodiment, and different from the first embodiment,

[0043] A round bar polishing device, further comprising:

[0044] The polishing assembly 400 is used to polish the surfaces of several smooth round rod bodies 200 after positioning. The polishing assembly 400 includes a sliding ring 401 slidably set on the outer surface of the mounting rod 303, and the upper surface of the sliding ring 401 is provided with a polishing hole slidably connected to the outer surfaces of the several smooth round rod bodies 200, and the inner wall of the polishing hole is fixedly provided with a polishing cloth sleeve 402. The polishing assembly 400 also includes a driving motor 403 fixedly set on the inner bottom wall of the base 100 for driving the sliding ring 401 to reciprocate up and down.

[0045] The polishing assembly 400 also includes a cylindrical cavity opened inside the mounting rod 303, and a sliding block 404 slidably arranged on the inner wall of the cylindrical cavity. Two symmetrical connecting rods 405 are fixedly arranged on the outer surface of the sliding block 404, and the ends of the two connecting rods 405 are fixedly connected to the inner ring surface of the sliding ring 401.

[0046] A reciprocating screw 406 is rotatably provided on the inner top wall and the inner bottom wall of the cylindrical cavity, and a threaded hole threadedly connected to the outer surface of the reciprocating screw 406 is provided on the upper surface of the sliding block 404, and a strip opening is provided on the inner wall of the cylindrical cavity for the connecting rod 405 to slide.

[0047] The bottom end of the reciprocating screw 406 extends into the interior of the base 100 and is fixedly connected to the output end of the driving motor 403 .

[0048] The bottom end of the first rotating rod 301 extends to the inside of the base 100 and is rotatably connected to the inner bottom wall of the base 100 . A plurality of driven gear discs 407 are fixedly provided on the outer surfaces of the first rotating rods 301 . A driving gear disc 408 meshing with the plurality of driven gear discs 407 is fixedly provided on the output end of the driving motor 403 .

[0049] In this embodiment, by setting up a polishing assembly 400, after the smooth round rod body 200 is positioned, the driving motor 403 can be started to drive the reciprocating screw 406 to rotate. The rotation of the reciprocating screw 406 drives the sliding block 404 to move back and forth up and down, thereby driving the sliding ring 401 to move back and forth up and down, so that the polishing cloth sleeve 402 on the sliding ring 401 polishes the outer surface of the smooth round rod body 200 back and forth up and down. At the same time, the rotation of the driving motor 403 can drive the active toothed disc 408 to rotate, and the rotation of the active toothed disc 408 drives a number of driven toothed discs 407 to rotate, and drives a number of first rotating rods 301 to rotate, thereby driving the first positioning cylinder 302 and the smooth round rod body 200 to rotate, so as to achieve the purpose of the smooth round rod body 200 being able to rotate while the sliding ring 401 moves up and down for polishing, effectively ensuring the adequacy and quality of polishing, and thus effectively solving the defect of low polishing efficiency existing in the prior art.

[0050] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A round bar polishing device, characterized in that: include, A base (100) for placing the smooth round bar body (200); A positioning assembly (300) is used to position a smooth round rod body (200), the positioning assembly (300) comprising a plurality of first rotating rods (301) rotatably arranged on the upper surface of a base (100) in a circular array, and a first positioning cylinder (302) is fixedly arranged at the top end of each of the first rotating rods (301), a mounting rod (303) is fixedly arranged on the upper surface of the base (100), a top plate (304) is arranged at the top end of each of the mounting rods (303), and a plurality of second rotating rods (305) corresponding to the plurality of first positioning cylinders (302) are rotatably arranged on the lower surface of the top plate (304) in a circular array, a second positioning cylinder (306) is fixedly arranged at the bottom end of each of the second rotating rods (305), and two ends of the smooth round rod body (200) are respectively clamped on the inner walls of the first positioning cylinder (302) and the second positioning cylinder (306); A polishing assembly (400) is used to polish the surfaces of a plurality of smooth round rod bodies (200) after positioning. The polishing assembly (400) comprises a sliding ring (401) slidably arranged on the outer surface of a mounting rod (303), and a polishing hole slidably connected to the outer surfaces of the plurality of smooth round rod bodies (200) is opened on the upper surface of the sliding ring (401), and a polishing cloth sleeve (402) is fixedly arranged on the inner wall of the polishing hole. The polishing assembly (400) also comprises a driving motor (403) fixedly arranged on the inner bottom wall of the base (100) for driving the sliding ring (401) to reciprocate up and down.

2. A round bar polishing device according to claim 1, characterized in that: The top of the mounting rod (303) is provided with a cylindrical groove, and the inner bottom wall of the cylindrical groove is fixedly provided with a vertical tube (307), the inner wall of the vertical tube (307) is slidably provided with a telescopic column (308), and the top of the telescopic column (308) is fixedly connected to the lower surface of the top plate (304).

3. A round bar polishing device according to claim 2, characterized in that: The outer surfaces of the vertical tube (307) and the telescopic column (308) are sleeved with a return spring (309), and the two ends of the return spring (309) are respectively fixedly connected to the inner bottom wall of the cylindrical groove and the lower surface of the top plate (304), and the upper surface of the top plate (304) is fixedly provided with a handle (3010).

4. A round bar polishing device according to claim 1, characterized in that: The polishing assembly (400) further comprises a cylindrical cavity opened inside the mounting rod (303), and a sliding block (404) slidably arranged on the inner wall of the cylindrical cavity, and two symmetrical connecting rods (405) are fixedly arranged on the outer surface of the sliding block (404), and the ends of the two connecting rods (405) are fixedly connected to the inner ring surface of the sliding ring (401).

5. A round bar polishing device according to claim 4, characterized in that: A reciprocating screw (406) is rotatably arranged on the inner top wall and the inner bottom wall of the cylindrical cavity, and a threaded hole threadedly connected to the outer surface of the reciprocating screw (406) is provided on the upper surface of the sliding block (404), and a strip opening is provided on the inner wall of the cylindrical cavity for the connecting rod (405) to slide.

6. A round bar polishing device according to claim 5, characterized in that: The bottom end of the reciprocating screw (406) extends to the interior of the base (100) and is fixedly connected to the output end of the driving motor (403).

7. A round bar polishing device according to claim 1, characterized in that: The bottom end of the first rotating rod (301) extends to the inside of the base (100) and is rotatably connected to the inner bottom wall of the base (100); a plurality of the first rotating rods (301) are fixedly provided with a driven gear disc (407) on their outer surfaces; and a driving gear disc (408) meshing with the plurality of driven gear discs (407) is fixedly provided at the output end of the driving motor (403).

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