Precise mechanical surface polishing treatment device

Abstract

The utility model discloses a precision machinery surface polishing treatment device which comprises a machine body and further comprises a limiting mechanism, the limiting mechanism is arranged in the machine body and comprises a grinding wheel, an installation base, an insertion groove, a transverse plate, a fixing block, a spring, a limiting plate, a positioning column, a screw hole and a bolt, and the grinding wheel for polishing is installed in the machine body. During polishing treatment, a workpiece is moved to firstly make contact with the bottom of the limiting plate and extrude towards the side of the grinding wheel till the grinding wheel makes contact with the workpiece to conduct preliminary polishing treatment on the surface, and at the moment, the movement range of the limiting plate is limited by the positioning columns; and when excessive force is applied, the limiting plate cannot be extruded, so that the limiting effect is achieved, the problem of excessive grinding caused by excessive contact between workpieces and the grinding wheel is solved, and the workpiece machining yield is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to polishing equipment technical field, especially in a kind of precision machinery surface polishing treatment device. BACKGROUND

[0002] Polishing is a kind of through mechanical, chemical or electrochemical action, workpiece surface roughness is reduced to obtain bright, flat surface processing method, polishing mainly utilizes polishing tool and abrasive grain or other polishing medium to modify processing workpiece surface, is a kind of common processing mode, in precision machinery surface polishing treatment, generally first through grinding machine to carry out preliminary grinding, then through chemical or ultrasonic method to carry out fine polishing treatment.

[0003] The existing polishing treatment equipment has the following disadvantages when carrying out preliminary polishing operation on parts: the existing mechanical parts preliminary polishing treatment, generally carries out grinding operation by the way of hand-held workpiece contact with grinding wheel, although polishing still needs to be carried out fine polishing, but preliminary polishing process also has important influence on the quality of finished product of part, during preliminary polishing process of workpiece, if excessive force is used or grinding time is too long, it will lead to excessive grinding of workpiece surface, even appears indentation and other conditions, influence final quality of workpiece, for this reason, we propose a kind of precision machinery surface polishing treatment device. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a kind of precision machinery surface polishing treatment device, by the limiting mechanism increased to machine body, it can avoid the problem of excessive grinding caused by workpiece during polishing preliminary processing, can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows:

[0006] A kind of precision machinery surface polishing treatment device, including machine body, still including limiting mechanism, the limiting mechanism is arranged in the machine body, the limiting mechanism includes grinding wheel, mounting seat, slot, horizontal plate, fixed block, spring, limiting plate, positioning column, screw hole and bolt, the grinding wheel for polishing is installed in the machine body, mounting seat is arranged at the top of grinding wheel in the machine body, and slot is formed in both ends of mounting seat interior, horizontal plate is movably connected in mounting seat, and fixed block is fixedly connected at both ends of horizontal plate and inserted into slot, limiting plate is movably connected to the bottom of fixed block by spring and extends to both sides of grinding wheel bottom, and positioning column is fixedly connected in the spring inside and located at the bottom of fixed block, screw hole is formed in the top of machine body, and bolt is connected with horizontal plate by screwing into screw hole.

[0007] Further, the auxiliary mechanism is arranged inside the body, and the auxiliary mechanism comprises a gas supply pipe, a shunt pipe, a connecting hose and an exhaust hole, the exhaust hole is arranged on opposite sides of the bottom of the plug plate, the shunt pipe is arranged on one side of the body close to the mounting seat, and the shunt pipe is provided with the gas supply pipe extending to the outside of the body at the air inlet end of the shunt pipe, and the shunt pipe is provided with the connecting hose at the air outlet end; during polishing processing, the gas supply pipe can be connected with an external high-pressure gas supply device, and the airflow generated by the external high-pressure gas supply device is discharged through the shunt pipe and the connecting hose and the exhaust hole, and can be blown to the surface of the grinding wheel, so that the generated waste particles can be quickly blown away during the grinding process of the grinding wheel, and the waste particles are separated from the grinding wheel and the workpiece, so that the waste particles are prevented from adhering to the surface of the grinding wheel and the workpiece and affecting subsequent polishing processing.

[0008] Further, the bottom end of the bolt is provided with a connecting ring arranged in the horizontal plate, and the connecting ring is rotated in the horizontal plate when the bolt is screwed, so that the height position of the horizontal plate is adjusted.

[0009] Further, the top of the body is provided with a limiting hole close to the bolt, and the top of the horizontal plate is fixedly connected with a limiting rod penetrating through the limiting hole; the limiting hole and the limiting rod are matched to limit the horizontal plate, the fixing block and the limiting plate, so that the horizontal plate, the fixing block and the limiting plate can only move in the vertical direction.

[0010] Further, the connecting hose is inserted into the plug plate and connected with the exhaust hole at the end away from the shunt pipe; the external high-pressure airflow is discharged through the shunt pipe and the connecting hose and the exhaust hole.

[0011] Compared with the prior art, the utility model has the advantages that: the body is provided with a grinding wheel driven by a power assembly, the mechanical part to be processed is first subjected to preliminary polishing and grinding by contacting the grinding wheel, and then subjected to fine polishing by a chemical method, the bolt is screwed according to the specification of the grinding wheel and the specification of the workpiece to be processed before machining, the position of the limiting plate is adjusted by the horizontal plate when the bolt is screwed, the bottom of the limiting plate protrudes to the bottom of the grinding wheel, and the maximum movement range of the limiting plate is limited by the positioning column after the limiting plate is pressed, the workpiece is first contacted with the bottom of the limiting plate and pressed to the side of the grinding wheel during polishing, and the grinding wheel is contacted with the workpiece for preliminary polishing, the movement range of the limiting plate is limited by the positioning column, the limiting plate cannot be pressed when the force is excessive, and therefore the limiting effect is achieved, the problem of excessive polishing caused by excessive contact of the workpiece with the grinding wheel is avoided, and the yield of workpiece machining is improved; during polishing, the gas supply pipe can be connected with an external high-pressure gas supply device, the airflow generated by the external high-pressure gas supply device is discharged through the shunt pipe and the connecting hose and the exhaust hole, and can be blown to the surface of the grinding wheel, so that the generated waste particles can be quickly blown away during the grinding process of the grinding wheel, and the waste particles are separated from the grinding wheel and the workpiece, so that the waste particles are prevented from adhering to the surface of the grinding wheel and the workpiece and affecting subsequent polishing processing. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the whole structure schematic view of the precision machinery surface polishing treatment device of the utility model.

[0013] Fig. 2 It is the mounting seat and spacing plate structure schematic view of the precision machinery surface polishing treatment device of the utility model.

[0014] Fig. 3 It is the mounting seat internal structure schematic view of the precision machinery surface polishing treatment device of the utility model.

[0015] In the drawing: 1, machine body;2, limiting mechanism;201, grinding wheel;202, mounting seat;203, slot;204, cross plate;205, fixed block;206, spring;207, spacing plate;208, positioning column;209, screw hole;210, bolt;211, connecting ring;212, limiting hole;213, limiting rod;3, auxiliary mechanism;301, gas supply pipe;302, shunt pipe;303, connecting hose;304, exhaust hole. DETAILED DESCRIPTION

[0016] In order to make the technical means, creation features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0017] As Figs. 1-3 Indicated, a kind of precision machinery surface polishing treatment device, including machine body 1, also including limiting mechanism 2, the machine body 1 inside is provided with limiting mechanism 2, the limiting mechanism 2 includes grinding wheel 201, mounting seat 202, slot 203, cross plate 204, fixed block 205, spring 206, spacing plate 207, positioning column 208, screw hole 209 and bolt 210, the machine body 1 inside is equipped with grinding wheel 201 for polishing, the machine body 1 inside is located at the top position of grinding wheel 201 and is provided with mounting seat 202, and mounting seat 202 inside both ends are provided with slot 203, the mounting seat 202 inside movably connected with cross plate 204, and cross plate 204 both ends are fixedly connected with fixed block 205 inserted into the inside of slot 203, the fixed block 205 bottom movably connected with spacing plate 207 extending to the bottom both sides of grinding wheel 201 by spring 206, and fixed block 205 bottom is fixedly connected with positioning column 208 located in the inside of spring 206, the machine body 1 top is provided with screw hole 209, and by screw hole 209 screw connection with the bolt 210 connected with cross plate 204.

[0018] The auxiliary mechanism 3 is arranged in the body 1, the auxiliary mechanism 3 comprises a gas supply pipe 301, a shunt pipe 302, a connecting hose 303 and an exhaust hole 304, the exhaust hole 304 is arranged on opposite sides of the bottom of the plug plate, the shunt pipe 302 is arranged on one side of the body 1 close to the mounting seat 202, and the shunt pipe 302 is provided with the gas supply pipe 301 extending to the outside of the body 1 at the air inlet end, and the connecting hose 303 is arranged at the air outlet end of the shunt pipe 302; when the polishing treatment is performed, the gas supply pipe 301 can be connected to an external high-pressure gas supply device, the airflow generated by the high-pressure gas supply device is discharged through the shunt pipe 302 and the connecting hose 303 and the exhaust hole 304, and can be blown to the surface of the grinding wheel 201, so that the generated waste particles can be quickly blown away during the grinding process of the grinding wheel 201, and the waste particles are separated from the grinding wheel 201 and the workpiece, so as to avoid adhering to the surface of the grinding wheel 201 and the workpiece and affecting the subsequent grinding treatment.

[0019] The bolt 210 is provided with a connecting ring 211 arranged in the horizontal plate 204 at the bottom end, the body 1 is provided with a limiting hole 212 close to the bolt 210 at the top, and the horizontal plate 204 is fixedly connected with a limiting rod 213 penetrating through the limiting hole 212; when the bolt 210 is screwed, the connecting ring 211 rotates in the horizontal plate 204, so that the height position of the horizontal plate 204 is adjusted, and the limiting hole 212 and the limiting rod 213 are matched, so that the horizontal plate 204, the fixed block 205 and the limiting plate 207 are limited, and can only move in the vertical direction.

[0020] The connecting hose 303 is inserted into the plug plate and connected with the exhaust hole 304 at the end away from the shunt pipe 302; the external high-pressure airflow is discharged through the shunt pipe 302, the connecting hose 303 and the exhaust hole 304.

[0021] It needs to be explained that the utility model discloses a precision machinery surface polishing treatment device, when working, the inside of body 1 is equipped with abrasive wheel 201, abrasive wheel 201 is driven by power assembly, and the mechanical part to be handled is first polished and grinds preliminary by contacting abrasive wheel 201, then is polished and handles fine by chemical method, according to the specification of abrasive wheel 201 and the specification of the workpiece to be processed before processing, the bolt 210 is screwed, the position of adjusting limiting plate 207 is driven by horizontal plate 204 when the bolt 210 is screwed, the bottom of limiting plate 207 is projected to the bottom of abrasive wheel 201, and the positioning column 208 limits the maximum range of its movement to the limit of the workpiece contacting abrasive wheel 201 when polishing treatment is carried out, the workpiece is first contacted with the bottom of limiting plate 207 and is extruded to the side of abrasive wheel 201, until abrasive wheel 201 contacts the workpiece and carries out the preliminary polishing treatment of surface, positioning column 208 limits the range of motion of limiting plate 207 at this time, limiting plate 207 cannot be extruded when excessive force is used, therefore, the limiting effect is achieved, the problem of excessive polishing caused by the excessive contact of workpiece with abrasive wheel 201 is avoided, and the yield of workpiece processing is improved, when polishing treatment operation is carried out, gas supply pipe 301 can be connected with external high-pressure gas supply equipment, the airflow generated after passing through shunt pipe 302 and connecting hose 303 is discharged by exhaust hole 304, can be blown to the surface of abrasive wheel 201, in the polishing process of abrasive wheel 201, the generated waste chip particles can be quickly blown away, and the abrasive wheel 201 and the workpiece are separated, the problem that adheres to the surface of abrasive wheel 201 and workpiece is avoided, and the subsequent polishing treatment is affected.

[0022] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A precision mechanical surface finishing device comprising a machine body (1), characterized in that, Still further include limiting mechanism (2), the machine body (1) inside be provided with limiting mechanism (2), limiting mechanism (2) including grinding wheel (201), mounting seat (202), slot (203), cross plate (204), fixed block (205), spring (206), limiting plate (207), positioning column (208), screw hole (209) and bolt (210), the machine body (1) inside is installed with grinding wheel (201) that carries out polishing, the machine body (1) inside is located grinding wheel (201) top position and is provided with mounting seat (202), and both ends in mounting seat (202) are provided with slot (203), the mounting seat (202) inside movably connected with cross plate (204) and both ends of cross plate (204) are fixedly connected with fixed block (205) inserted into the slot (203) inside, the fixed block (205) bottom movably connected with limiting plate (207) extending to the both sides of grinding wheel (201) through spring (206) and the fixed block (205) bottom fixedly connected with the positioning column (208) in spring (206) inside, the machine body (1) top is provided with screw hole (209) and is connected with the bolt (210) of the cross plate (204) through screw hole (209) screwing.

2. A precision mechanical surface polishing apparatus as claimed in claim 1, wherein: Still further include auxiliary mechanism (3), the machine body (1) inside is provided with auxiliary mechanism (3), auxiliary mechanism (3) including gas supply pipe (301), shunt pipe (302), connecting hose (303) and exhaust hole (304), the bottom opposite side of limiting plate is provided with exhaust hole (304), the machine body (1) inside is provided with shunt pipe (302) near mounting seat (202) one side and shunt pipe (302) air inlet is provided with gas supply pipe (301) extending to the outside of machine body (1), the shunt pipe (302) exhaust end is provided with connecting hose (303).

3. The precision mechanical surface polishing apparatus of claim 1, wherein: The bottom end of bolt (210) is provided with connecting ring (211) in the cross plate (204) inside.

4. The precision mechanical surface polishing apparatus of claim 1, wherein: The machine body (1) top is provided with limiting hole (212) near bolt (210) one side, the top of cross plate (204) is fixedly connected with limiting rod (213) penetrating limiting hole (212).

5. The apparatus of claim 2, wherein: The connecting hose (303) is inserted into the limiting plate and connected with the exhaust hole (304) away from the shunt pipe (302) one end.

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