Handheld polishing machine with positioning auxiliary device

Abstract

The utility model relates to the technical field of polishing machines, in particular to a handheld polishing machine with a positioning auxiliary device, which comprises a polishing machine body, a connecting arm is fixed on the outer wall of the polishing machine body, and two fixing holes are arranged on the outer wall of the connecting arm. An auxiliary part is arranged below the connecting arm; one end of the fixing rod is inserted and matched with the fixing hole; a plurality of strip-shaped grooves are formed in the bottom of the bottom plate, and rollers are rotationally mounted in the strip-shaped grooves; during polishing, the threaded rod is rotated, the height of the bottom plate is adjusted, when the rolling wheels and the polishing wheels at the bottom of the bottom plate make contact with the surface of the workpiece, the polishing machine body is in the horizontal state, at the moment, a user starts the handheld polishing machine to conduct polishing along the surface of the workpiece, and in the polishing process, the rolling wheels continuously move all the time; and through the design, the labor burden of workers can be relieved, and meanwhile, the stability of the polishing machine during polishing operation can be guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a polishing machine technical field, concretely is a hand -held polishing machine with positioning auxiliary device. BACKGROUND

[0002] Hand -held polishing machine, it is the polishing equipment that can be hand -held operation, the equipment usually comprises motor, pivot, polishing head etc. part, rotates through motor and drives pivot, and then drives polishing head to carry out polishing treatment to object surface. According to the different functions and uses, hand -held polishing machine can be divided into multiple types, such as mini -type, multifunctional type, high -power type etc.

[0003] The utility model discloses a hand -held dustproof polishing machine, the hand -held dustproof polishing machine includes hand -held polishing machine, the output of hand -held polishing machine is provided with polishing mechanism, and the side close to polishing mechanism of hand -held polishing machine is provided with the collection mechanism that can separate and collect dust with air collection. When the material needs to be polished, start hand -held polishing machine, start the air pump, and the polishing piece of high -speed rotation is attached to the material to polish the material, the dust and sundries generated by polishing are sucked in through the flexible hose, and the air in the collection pipe is discharged through the air outlet pipe by the air pump, and the dust screen is separated from the air by the dust screen installed by the air outlet cover and the air outlet pipe, the dust filtered by the dust screen is blown into the dust guide pipe by the air blown by the material conveying pipe, and the dust is collected in the collection bag through the dust guide pipe, so that the dust collection bag can completely collect the dust.

[0004] Although the hand -held dustproof polishing machine is convenient to collect dust, but the device still has the following problems in actual use: in the use process of hand -held polishing machine, the staff needs to hold the equipment continuously and carry out polishing operation, under the long -time operation, not only easy to cause the tiredness of staff, and it is difficult to maintain the stability of polishing machine in the polishing process, and then influence the actual polishing effect, in view of this, we propose a kind of hand -held polishing machine with positioning auxiliary device. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of hand -held polishing machine with positioning auxiliary device to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of hand -held polishing machine with positioning auxiliary device, including polishing machine body, the outer wall of polishing machine body is fixed with connecting arm, the outer wall of connecting arm is equipped with two fixed holes;

[0008] The lower part of the connecting arm is provided with an auxiliary part, which comprises a connecting frame, a connecting slot is formed in the top of the connecting frame, and a groove is formed below the connecting slot; the connecting arm passes through the connecting slot; fixed frames are fixed to the outer walls of the two sides of the connecting frame, fixed rods are arranged at the openings of the fixed frames, the two ends of the fixed rods pass through the fixed frames and the connecting frame, one end of the fixed rod is inserted into the fixed hole in a plug-fit manner, a limiting ring is coaxially fixed to the outer wall of the fixed rod, springs are arranged outside the fixed rods, and the two ends of the springs abut against the limiting ring and the fixed frame, respectively.

[0009] A connecting plate is fixed to the bottom end of the connecting frame, a liftable bottom plate is arranged below the connecting plate, a threaded rod is rotatably installed at the top center of the bottom plate, the threaded rod passes through the connecting plate and is threadedly connected with the connecting plate, and the top end of the threaded rod penetrates into the groove; a plurality of strip-shaped grooves are formed in the bottom of the bottom plate, and rollers are rotatably installed in the strip-shaped grooves.

[0010] Preferably, guide rods are fixed to the two ends of the top of the bottom plate, the guide rods pass through the connecting plate and are slidably connected with the connecting plate.

[0011] Preferably, a reinforcing plate is tightly welded at the connecting position of the connecting frame and the connecting plate, and the reinforcing plate is in an inclined shape.

[0012] Preferably, a handle is coaxially keyed connected to the top end of the threaded rod, and a plurality of anti-skid grooves are formed in the outer wall of the handle.

[0013] Preferably, a knob is coaxially fixed to the end of the fixed rod, and the knob is fixedly connected with the fixed rod through bolts.

[0014] Preferably, a first handle is fixedly connected to the top of the polishing machine body through bolts, and a second handle is fixedly connected to the end of the connecting arm through bolts.

[0015] Preferably, the overall shape of the connecting frame is H-shaped, and the connecting frame is fixedly connected with the connecting plate through bolts.

[0016] Compared with the prior art, the polishing machine has the following beneficial effects:

[0017] The polishing machine body and the auxiliary part are arranged, when polishing, the threaded rod is rotated and the height of the bottom plate is adjusted, when the rollers at the bottom of the bottom plate and the polishing wheel are in contact with the surface of the workpiece, the polishing machine body is in a horizontal state, at this time, the user can start the handheld polishing machine to polish along the surface of the workpiece, and in the process of polishing, the rollers are always in continuous motion, thereby supporting the polishing machine body, which is beneficial to reduce the labor burden of the workers and can guarantee the stability of the polishing machine during polishing.

[0018] Through the fixed rod and fixed hole and other structures, the auxiliary part and the connecting arm are quickly disassembled and assembled, the flexibility of the equipment is improved, the user can disassemble and assemble the auxiliary part according to the requirement, and different polishing operation requirements are met. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is a structure schematic view of the polishing machine body in the utility model;

[0021] Figure 3 It is a structure schematic view of the auxiliary part in the utility model;

[0022] Figure 4 It is a structure sectional view of the auxiliary part in the utility model;

[0023] Figure 5 It is a structure schematic view of the bottom plate in the utility model;

[0024] Figure 6 It is a whole structure schematic view of the utility model Figure 4 It is an enlarged structure schematic view of A part in the utility model;

[0025] In the drawing:

[0026] 1, the polishing machine body;

[0027] 2, the first handle;

[0028] 3, the connecting arm; 30, the second handle; 31, the fixed hole;

[0029] 4, the auxiliary part; 40, the connecting frame; 400, the connecting groove; 401, the recess; 41, the fixed frame; 42, the fixed rod; 421, the knob; 420, the limiting ring; 43, the spring; 44, the reinforcing plate; 45, the connecting plate; 46, the bottom plate; 460, the strip-shaped groove; 47, the threaded rod; 470, the handle; 48, the guide rod; 49, the roller. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] The embodiment provides a technical scheme:

[0032] Please refer to Figures 1-6As shown, a handheld polisher with positioning auxiliary device includes a polisher body 1, a connecting arm 3 fixed to the outer wall of the polisher body 1, two fixed holes 31 are arranged on the outer wall of the connecting arm 3; An auxiliary part 4 is arranged below the connecting arm 3, the auxiliary part 4 includes a connecting frame 40, a connecting groove 400 is arranged on the top of the connecting frame 40, and a groove 401 is arranged below the connecting groove 400; The connecting arm 3 passes through the connecting groove 400; The outer wall of the two sides of the connecting frame 40 is fixed with a fixed frame 41, the opening of the fixed frame 41 is provided with a fixed rod 42, the two ends of the fixed rod 42 pass through the fixed frame 41 and the connecting frame 40, one end of the fixed rod 42 is inserted into the fixed hole 31, the outer wall of the fixed rod 42 is coaxially fixed with a limiting ring 420, the outer portion of the fixed rod 42 is provided with a spring 43, and the two ends of the spring 43 are tightly arranged against the limiting ring 420 and the fixed frame 41 respectively; The bottom end of the connecting frame 40 is fixed with a connecting plate 45, a bottom plate 46 is arranged below the connecting plate 45, a threaded rod 47 is rotatably installed at the top center of the bottom plate 46, the threaded rod 47 passes through the connecting plate 45 and is threadedly connected with the connecting plate 45, and the top end of the threaded rod 47 penetrates into the groove 401; A plurality of strip-shaped grooves 460 are arranged on the bottom of the bottom plate 46, and a roller 49 is rotatably installed in the strip-shaped groove 460.

[0033] In this embodiment, the top two ends of the bottom plate 46 are fixed with guide rods 48, the guide rods 48 pass through the connecting plate 45 and are slidably connected with the connecting plate 45. The guide rods 48 play a guiding role in the lifting movement of the bottom plate 46, ensuring the stability and smoothness of the lifting movement of the bottom plate 46.

[0034] In this embodiment, a reinforcing plate 44 is tightly welded at the connection between the connecting frame 40 and the connecting plate 45, and the reinforcing plate 44 is inclined. The inclined reinforcing plate 44 increases the structure of the connection between the connecting frame 40 and the connecting plate 45, thereby ensuring the connection reliability and stability between the connecting frame 40 and the connecting plate 45.

[0035] In this embodiment, a handle 470 is coaxially keyed connected to the top end of the threaded rod 47, and a plurality of anti-skid grooves are arranged on the outer wall of the handle 470. The handle 470 facilitates the rotation of the threaded rod 47, improving the convenience of operation, and the anti-skid grooves increase the friction between the hand and the handle 470.

[0036] In this embodiment, a knob 421 is coaxially fixed at the end of the fixed rod 42, and the knob 421 is fixedly connected with the fixed rod 42 by bolts. The knob 421 facilitates the pulling of the fixed rod 42, improving the convenience of operation.

[0037] In the embodiment, the top of the polishing machine body 1 is fixedly connected with the first handle 2 through bolts, and the end of the connecting arm 3 is fixedly connected with the second handle 30 through bolts. The first handle 2 and the second handle 30 are arranged to facilitate the user to hold the polishing machine body 1, thereby improving the convenience of polishing operation.

[0038] In the embodiment, the overall shape of the connecting frame 40 is H-shaped, and the connecting frame 40 is fixedly connected with the connecting plate 45 through bolts. The H-shaped connecting frame 40 has better structural strength, which ensures the firmness of the connection between the connecting frame 40 and the connecting arm, and the bolted connection is easy to disassemble, thereby facilitating the assembly of the connecting frame 40.

[0039] It should be noted that the bottom end of the threaded rod 47 is rotatably connected with the bottom plate 46 through a bearing, the inner ring of the bearing is coaxially keyed connected with the threaded rod 47, and the outer ring of the bearing is fixedly connected with the bottom plate 46 through bolts. The bearing is arranged to facilitate the smooth rotation of the threaded rod 47, thereby facilitating the adjustment of the height of the bottom plate 46 to meet the needs of polishing operation.

[0040] In specific use, the user first places the polishing machine body 1 on the top of the workpiece, and makes the polishing wheel adhere to the surface of the workpiece, then rotates the handle 470, and the handle 470 drives the threaded rod 47 to rotate. With the rotation of the threaded rod 47, the bottom plate 46 moves downward and drives the two guide rods 48 to move downward. When the bottom of the bottom plate 46 abuts against the surface of the workpiece, the user stops the handle 470, and finally the user connects the power supply of the polishing machine body 1. The polishing wheel rotates and polishes the surface of the workpiece. At this time, the user pushes the polishing machine body 1 to move, and the plurality of rollers 49 roll along the surface of the workpiece, and the polishing wheel continuously polishes the surface of the workpiece.

[0041] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and do not limit 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 hand-held polisher with a built-in positioning aid, characterized in that: The polishing machine body (1) is fixed with a connecting arm (3), and the outer wall of the connecting arm (3) is provided with two fixing holes (31); An auxiliary part (4) is arranged below the connecting arm (3), the auxiliary part (4) comprises a connecting frame (40), a connecting groove (400) is formed in the top of the connecting frame (40), and a groove (401) is formed below the connecting groove (400); the connecting arm (3) passes through the connecting groove (400); the outer wall of the two sides of the connecting frame (40) is fixed with a fixing frame (41), the opening of the fixing frame (41) is provided with a fixing rod (42), the two ends of the fixing rod (42) pass through the fixing frame (41) and the connecting frame (40), one end of the fixing rod (42) is inserted into the fixing hole (31) in a plug-fit manner, the outer wall of the fixing rod (42) is coaxially fixed with a limiting ring (420), the outer portion of the fixing rod (42) is provided with a spring (43), and the two ends of the spring (43) are tightly arranged against the limiting ring (420) and the fixing frame (41) respectively; The bottom end of the connecting frame (40) is fixed with a connecting plate (45), a bottom plate (46) is arranged below the connecting plate (45), the top center of the bottom plate (46) is rotatably provided with a threaded rod (47), the threaded rod (47) passes through the connecting plate (45) and is threadedly connected with the connecting plate (45), and the top end of the threaded rod (47) penetrates into the groove (401); a plurality of strip-shaped grooves (460) are formed in the bottom of the bottom plate (46), and a roller (49) is rotatably arranged in the strip-shaped groove (460).

2. The hand-held polisher with self-positioning assist of claim 1, wherein: The top of the bottom plate (46) is fixed with a guide rod (48), the guide rod (48) passes through the connecting plate (45) and is slidably connected with the connecting plate (45).

3. The handheld polisher with self-positioning assist of claim 1, wherein: The connecting part of the connecting frame (40) and the connecting plate (45) is tightly welded with a reinforcing plate (44), and the reinforcing plate (44) is inclined.

4. The hand-held polisher with self-positioning assist of claim 1, wherein: The top end of the threaded rod (47) is coaxially keyed with a handle (470), and a plurality of anti-skid grooves are formed in the outer wall of the handle (470).

5. The handheld polisher with self-positioning aid of claim 1, wherein: The end of the fixing rod (42) is coaxially fixed with a knob (421), and the knob (421) is fixedly connected with the fixing rod (42) by bolts.

6. The handheld polisher with self-positioning aid of claim 1, wherein: The top of the polishing machine body (1) is fixedly connected with a first handle (2) by bolts, and the end of the connecting arm (3) is fixedly connected with a second handle (30) by bolts.

7. The handheld polisher with self-positioning assist of claim 1, wherein: The overall shape of the connecting frame (40) is H-shaped, and the connecting frame (40) and the connecting plate (45) are fixedly connected by bolts.

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