Grinding device for mechanical manufacturing

Abstract

The utility model discloses a mechanical manufacturing polishing device, which relates to the field of mechanical manufacturing, and comprises a polishing mechanism, a working table is arranged below the polishing mechanism, the working table comprises an arc-shaped rack, the polishing mechanism comprises a sliding frame connected to the arc-shaped rack in a sliding manner, a second motor is fixed on the sliding frame, and a driving gear is fixed at the output end of the second motor. An electric telescopic rod is fixed to one side of the sliding frame, a mill assembly is installed at the other end of the electric telescopic rod, a clamping moving mechanism is arranged on the table, a first motor is fixed to the bottom of the table, and the output end of the first motor drives the clamping moving mechanism to rotate. The device has the beneficial effects that through cooperation of the arc-shaped rack, the worm gear and the worm, the arc motion of the grinding mechanism and the rotation motion of the part can be achieved, a positioning coordinate system of the part is set as a polar coordinate system, in this way, multiple positions of the surface of the part can be ground, and the surface grinding work of the part with the curved surface can be rapidly and efficiently processed.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical manufacturing field, in particular to a mechanical manufacturing polishing device. BACKGROUND

[0002] The parts of mechanical products often have different degrees of sharp corners, burrs, burrs or rough processing surfaces during machining, which need to be polished first to remove the surface burrs and burrs, improve the surface flatness of mechanical parts and improve the assembly precision. The existing polishing device generally polishes through a grinding wheel or a polishing head. The grinding wheel rotates or the polishing head rotates, and one end of the high-speed rotating grinding wheel or polishing head is in contact with the plane to polish the plane.

[0003] For example, the patent document with the announcement number CN222520879U discloses a polishing device for mechanical manufacturing design, which comprises: a box side wall provided with a plurality of first through holes, a plurality of polishing heads, each polishing head comprising a fixed end and a polishing end, the fixed end being located in the box, a driving assembly connected with the plurality of polishing heads, the driving assembly driving the polishing heads to move so that the polishing end of the polishing head extends to outside the box through the first through hole, a moving assembly connected with the box, the moving assembly driving the box to move, and when the moving assembly moves to a specified position, the driving assembly drives the specified polishing head to extend out to realize polishing at the specified position. In the prior art, manual operation is often required when polishing parts with complex outer surfaces, especially parts with certain arc surfaces. This polishing method is low in efficiency and large in error, so a polishing device capable of automatically polishing parts with curved surfaces is needed. UTILITY MODEL CONTENT

[0004] The utility model discloses a mechanical manufacturing polishing device.

[0005] The utility model discloses a mechanical manufacturing polishing device.

[0006] The utility model provides a kind of mechanical manufacturing polishing device, including polishing mechanism, workbench is arranged below polishing mechanism, workbench includes table, one side of table is provided with arc rack, polishing mechanism includes sliding frame connected on arc rack, second motor is fixedly connected on sliding frame, second motor output end is fixedly connected with driving gear, driving gear is rotatably connected with sliding frame, driving gear is engaged with arc rack, electric telescopic rod is fixedly connected with one side of sliding frame, grinder assembly is installed on the other end of electric telescopic rod, two clamping moving mechanisms are provided on table, clamping moving mechanism includes translation support, support rotating shaft is rotatably connected in translation support, clamping assembly is installed on the top of support rotating shaft, worm wheel is fixedly connected with the bottom of support rotating shaft, worm wheel one side is engaged with worm, worm is rotatably connected with translation support, second gear is fixedly connected with one end of worm, first motor is fixedly connected with the bottom of table, first motor output end is fixedly connected with first gear, and first gear can be engaged with second gear.

[0007] Preferably, a guide groove is formed in the table, the guide groove is T-shaped, the translation support is slidably connected with the guide groove, a base is fixedly connected with the bottom of the arc rack, and the base is fixedly connected with the table.

[0008] Preferably, a limiting pin is slidably connected with the translation support, a through hole capable of cooperating with the limiting pin is arranged on the table, and the limiting pin is arranged near three ends of the T-shaped guide groove.

[0009] Preferably, the grinder assembly comprises a support frame fixedly connected with the output end of the electric telescopic rod, a polishing motor fixedly connected with the support frame, and a polishing wheel fixedly connected with the output end of the polishing motor.

[0010] Preferably, the clamping assembly comprises a clamping support fixedly connected with the top of the support rotating shaft, a bidirectional screw rotatably connected in the clamping support, two symmetrical clamping plates threadedly connected with the bidirectional screw, the clamping plates slidably connected with the clamping support, and an adjusting knob fixedly connected with one side of the bidirectional screw.

[0011] Preferably, a rubber pad is fixedly connected with one side of the clamping plate close to the middle.

[0012] The beneficial effects are that through the cooperation of the arc rack, the worm wheel and the worm, the arc motion of the polishing mechanism and the rotary motion of the part can be realized, the positioning coordinate system of the part is set as a polar coordinate system, so that the surface of the part at multiple positions can be polished, and the polar coordinate system has more advantages than the rectangular coordinate system in processing curved surface polishing, and the surface polishing work of the complex part with curve can be quickly and efficiently processed.

[0013] The additional technical features and advantages of the utility model will be more obvious in the following description, or can be understood through the specific practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification, and are used to explain the present application together with the following specific embodiments, but do not constitute a limitation to the present application. In the drawings:

[0015] Figure 1 is a perspective view of the mechanical manufacturing polishing device according to the present application;

[0016] Figure 2 is a front view of the mechanical manufacturing polishing device according to the present application;

[0017] Figure 3 is a perspective view of the relative position of the guide groove and the table of the mechanical manufacturing polishing device according to the present application;

[0018] Figure 4 is a perspective view of the relative position of the polishing mechanism and the workbench of the mechanical manufacturing polishing device according to the present application;

[0019] Figure 5 is a perspective view of the relative position of the first motor and the table of the mechanical manufacturing polishing device according to the present application;

[0020] Figure 6 is a perspective view of the clamping and moving mechanism structure of the mechanical manufacturing polishing device according to the present application;

[0021] Figure 7 is a front side sectional view of the clamping and moving mechanism of the mechanical manufacturing polishing device according to the present application.

[0022] The reference signs are explained as follows:

[0023] 101, table; 102, guide groove; 103, base; 104, arc-shaped rack; 105, first motor; 106, first gear; 201, sliding frame; 202, second motor; 203, drive gear; 204, electric telescopic rod; 205, support frame; 206, polishing motor; 207, polishing wheel; 301, translation support; 302, support shaft; 303, worm gear; 304, worm; 305, clamping support; 306, bidirectional screw; 307, clamping plate; 308, adjusting knob; 309, limiting pin; 310, second gear. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described 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, but not all the embodiments.

[0025] In the description of the utility model, need understanding is, the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation structure and operation, therefore can not be understood as the limitation to the utility model.

[0026] The utility model will be further described below in connection with the drawings:

[0027] As Figures 1-7As shown, a mechanical manufacturing polishing device comprises a polishing mechanism, a workbench is arranged below the polishing mechanism, the workbench comprises a table 101, one side of the table 101 is provided with an arc-shaped rack 104, the polishing mechanism comprises a sliding frame 201 slidingly connected to the arc-shaped rack 104, a second motor 202 is fixedly connected to the sliding frame 201, a drive gear 203 is fixedly connected to the output end of the second motor 202, the drive gear 203 is rotatably connected to the sliding frame 201, the drive gear 203 is engaged with the arc-shaped rack 104, a motorized telescopic rod 204 is fixedly connected to one side of the sliding frame 201, a grinding assembly is installed at the other end of the motorized telescopic rod 204, two clamping moving mechanisms are arranged on the table 101, so that when one clamping moving mechanism is polishing, the worker can clamp and fix the part to be processed by using the other clamping moving mechanism, the clamping moving mechanism comprises a translation support 301, a support shaft 302 is rotatably connected in the translation support 301, a clamping assembly is installed at the top of the support shaft 302, a worm gear 303 is fixedly connected to the bottom of the support shaft 302, a worm gear 304 is engaged with one side of the worm gear 303, the worm gear 304 is rotatably connected to the translation support 301, a second gear 310 is fixedly connected to one end of the worm gear 304, a first motor 105 is fixedly connected to the bottom of the table 101, a first gear 106 is fixedly connected to the output end of the first motor 105, the first gear 106 can be engaged with the second gear 310 below the clamping moving mechanism placed below the polishing wheel 207, after the worker clamps and fixes the part by using the clamping assembly, the translation support 301 is pulled below the arc-shaped rack 104, then the translation support 301 is fixed by using the limiting pin 309, at this time the second gear 310 is engaged with the first gear 106, the first motor 105 drives the first gear 106 to rotate, the first gear 106 drives the second gear 310 to rotate, the second gear 310 drives the worm gear 304 to rotate, the worm gear 304 drives the worm gear 303 to rotate, the worm gear 303 drives the support shaft 302 to rotate, the support shaft 302 drives the clamping assembly and the part thereon to rotate, the second motor 202 drives the drive gear 203 on the sliding frame 201 to rotate, the drive gear 203 drives the sliding frame 201 to move along the arc-shaped rack 104 in cooperation with the arc-shaped rack 104, the motorized telescopic rod 204 drives the grinding assembly to approach the part to be processed, so that through the cooperation of the arc-shaped rack 104, the sliding frame 201, the motorized telescopic rod 204, the support shaft 302, the worm gear 303 and the worm gear 304, the positioning coordinate system of the part is set as a polar coordinate system, so that the surface of the part can be polished at multiple positions, and the polar coordinate system has more advantages in processing curved surface polishing than the rectangular coordinate system, and the surface polishing work of the complex part with curve can be quickly and efficiently processed.

[0028] The guiding groove 102 is arranged on the table 101, and the table 101 is fixedly connected with a plurality of supporting legs. The guiding groove 102 is arranged in a T shape. The translation bracket 301 is slidably connected with the guiding groove 102. In this way, the two translation brackets 301 can be orderly replaced on the table 101. The arc-shaped rack 104 is fixedly connected with the base 103. The base 103 is fixedly connected with the table 101. The table 101 is arranged to facilitate the operation of the device by the staff.

[0029] The limiting pin 309 is slidably connected with the translation bracket 301 and is arranged in a U shape. The table 101 is provided with a through hole matched with the limiting pin 309. The limiting pin 309 is arranged near the three ends of the T-shaped guiding groove 102. The limiting pin 309 can fix the position of the translation bracket 301 through the through hole on the table 101.

[0030] The grinding assembly comprises a supporting frame 205 fixedly connected with the output end of the electric telescopic rod 204. The supporting frame 205 is fixedly connected with a grinding motor 206. The output end of the grinding motor 206 is fixedly connected with a grinding wheel 207. The grinding motor 206 drives the grinding wheel 207 to rotate. The grinding wheel 207 rotates to contact the surface of the part to grind the part.

[0031] The clamping assembly comprises a clamping bracket 305 fixedly connected with the top of the supporting shaft 302. The clamping bracket 305 is rotatably connected with a bidirectional screw rod 306. The bidirectional screw rod 306 is threadedly connected with two symmetrically arranged clamping plates 307. The clamping plates 307 are slidably connected with the clamping bracket 305. The bidirectional screw rod 306 is fixedly connected with an adjusting knob 308 on one side. The clamping plates 307 are fixedly connected with rubber pads near the middle side. The staff places the part to be ground on the clamping bracket 305, and then rotates the adjusting knob 308 by using a wrench. The adjusting knob 308 drives the bidirectional screw rod 306 to rotate. The bidirectional screw rod 306 drives the clamping plates 307 to move towards each other to clamp the part to be machined. In this way, the part to be machined can be clamped and fixed.

[0032] Working principle: the worker places the part to be polished on the clamping support 305, then rotates the adjusting knob 308 with a wrench, the adjusting knob 308 drives the bidirectional screw rod 306 to rotate, the bidirectional screw rod 306 drives the clamping plate 307 to move towards each other to clamp the part to be processed, so that the part to be processed can be clamped and fixed, then the translation support 301 is pulled under the arc-shaped rack 104, then the translation support 301 is fixed by the limiting pin 309, at this time the second gear 310 is engaged with the first gear 106, the first motor 105 drives the first gear 106 to rotate, the first gear 106 drives the second gear 310 to rotate, the second gear 310 drives the worm 304 to rotate, the worm 304 drives the worm wheel 303 to rotate, the worm wheel 303 drives the support rotating shaft 302 to rotate, the support rotating shaft 302 drives the clamping assembly and the part thereon to rotate, the second motor 202 drives the driving gear 203 on the sliding frame 201 to rotate, the driving gear 203 cooperates with the arc-shaped rack 104 to drive the sliding frame 201 to move along the arc-shaped rack 104, the electric telescopic rod 204 drives the grinding machine assembly to approach the part to be processed, the grinding motor 206 drives the grinding wheel 207 to rotate, the grinding wheel 207 rotates to contact the surface of the part to polish the part, so that through the cooperation of the arc-shaped rack 104, the sliding frame 201, the electric telescopic rod 204, the support rotating shaft 302, the worm wheel 303 and the worm 304, the positioning coordinate system of the part is set as a polar coordinate system, so that the surface of the part can be polished at multiple positions, and the polar coordinate system has more advantages in processing curved surface polishing than the rectangular coordinate system, and can quickly and efficiently process complex part surface polishing work with curves.

[0033] 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 to illustrate the principle 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 present application.

Claims

1. A mechanical manufacturing polishing apparatus comprising a polishing mechanism, characterized by: The workbench is arranged below the polishing mechanism, and the workbench comprises a table (101), one side of the table (101) is provided with an arc-shaped rack (104), the polishing mechanism comprises a sliding frame (201) which is slidingly connected to the arc-shaped rack (104), a second motor (202) is fixedly connected to the sliding frame (201), a driving gear (203) is fixedly connected to the output end of the second motor (202), the driving gear (203) is rotatably connected to the sliding frame (201), the driving gear (203) is engaged with the arc-shaped rack (104), an electric telescopic rod (204) is fixedly connected to one side of the sliding frame (201), a grinding assembly is mounted to the other end of the electric telescopic rod (204), two clamping moving mechanisms are arranged on the table (101), the clamping moving mechanism comprises a translation support (301), a support rotating shaft (302) is rotatably connected in the translation support (301), a clamping assembly is mounted to the top of the support rotating shaft (302), a worm gear (303) is fixedly connected to the bottom of the support rotating shaft (302), a worm (304) is engaged with one side of the worm gear (303), the worm (304) is rotatably connected to the translation support (301), a second gear (310) is fixedly connected to one end of the worm (304), a first motor (105) is fixedly connected to the bottom of the table (101), a first gear (106) is fixedly connected to the output end of the first motor (105), and the first gear (106) can be engaged with the second gear (310).

2. A mechanical manufacturing polishing apparatus according to claim 1, wherein: A guide groove (102) is formed in the table (101), the guide groove (102) is arranged in a T shape, the translation support (301) is slidingly connected to the guide groove (102), and the arc-shaped rack (104) is fixedly connected to the bottom of the base (103).

3. A mechanical manufacturing polishing apparatus according to claim 2, wherein: A limiting pin (309) is slidingly connected to the translation support (301), the table (101) is provided with a through hole which can cooperate with the limiting pin (309), and the limiting pin (309) is arranged near the three ends of the T-shaped guide groove (102).

4. A mechanical manufacturing polishing apparatus according to claim 1, wherein: The grinding assembly comprises a support frame (205) which is fixedly connected to the output end of the electric telescopic rod (204), a polishing motor (206) is fixedly connected to the support frame (205), and a polishing wheel (207) is fixedly connected to the output end of the polishing motor (206).

5. A mechanical manufacturing polishing apparatus according to claim 1, wherein: The clamping assembly comprises a clamping support (305) which is fixedly connected to the top of the support rotating shaft (302), a bidirectional screw rod (306) is rotatably connected in the clamping support (305), two symmetrical clamping plates (307) are threadedly connected to the bidirectional screw rod (306), the clamping plates (307) are slidingly connected to the clamping support (305), and an adjusting knob (308) is fixedly connected to one side of the bidirectional screw rod (306).

6. A mechanical manufacturing polishing apparatus according to claim 5, wherein: The clamping plate (307) is fixedly connected to a rubber pad near the middle side.

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