Pinion appearance grinding machine

Abstract

The pinion appearance grinding machine comprises a machining table, supporting frames and a hanging bracket, the supporting frames are fixedly installed on the portions, close to the two sides, of the upper surface of the machining table, lifting motors are fixedly installed on the upper surfaces of the supporting frames, the hanging bracket is movably installed between the supporting frames, and a grinding motor is fixedly installed on the hanging bracket. A positioning column is fixedly installed on the upper surface of the machining table and located in the middle, the surface of the positioning column is sleeved with a gear, and a protective cover is movably embedded in the position, located on the periphery of the positioning column, of the upper surface of the machining table. According to the pinion appearance grinding machine, through the mode that the machining table, the hanging bracket, the protective cover and the first toothed plate are matched with one another, the hanging bracket can drive the first toothed plate and the protective cover to do opposite actions in the lifting process, in this way, the protective cover can be flexibly used, chippings surrounded by the protective cover can be ground through rotating the rotating disc, and therefore the chippings can be ground conveniently. And scraps can be conveniently scraped and swept together by using the scraping strip.

Description

Technical Field

[0001] The utility model relates to the field of gear grinding machines, in particular to a small gear appearance grinding machine. Background Art

[0002] During the production process of gears, the surface of the gears needs to be polished to keep the surface smooth.

[0003] When the grinder is grinding the gear, in order to avoid the splashing of debris during the process, the grinding process will be carried out in a protective cover. After the processing is completed, the protective cover needs to be removed and the gear in the protective cover is taken out. This is more troublesome, and the debris trapped by the protective cover cannot be gathered together. When cleaning, the debris within the range of the protective cover cannot be conveniently gathered together. Utility Model Content

[0004] The main purpose of the utility model is to provide a small gear appearance grinding machine, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A small gear appearance grinding machine comprises a processing table, a support frame and a hanger, wherein the support frame is fixedly installed on the upper surface of the processing table and near both sides, a lifting motor is fixedly installed on the upper surface of the support frame, a hanger is movably installed between the support frames, a grinding motor is fixedly installed on the hanger, a positioning column is fixedly installed on the upper surface of the processing table and located in the middle, a small gear is sleeved on the surface of the positioning column, a protective cover is movably embedded on the upper surface of the processing table and located on the periphery of the positioning column, and a No. 1 tooth plate is movably embedded on the upper surface of the processing table and located on both sides of the protective cover.

[0007] Preferably, a rotating disk is movably installed on the upper surface of the processing table and located on the periphery of the positioning column, scrapers are fixedly installed on the two side surfaces of the rotating disk, an annular groove is opened on the upper surface of the processing table and located on the periphery of the rotating disk, gears are provided on the upper surface of the processing table and located on both sides of the annular groove, fixed plates are movably installed on the two side surfaces of the gears, and slots are opened on the upper surface of the processing table and located on both sides of the fixed plate.

[0008] Preferably, the hanger includes a ring, an extension rod and a second tooth plate, the extension rods are fixedly mounted on both side surfaces of the ring, and the second tooth plate is fixedly mounted on the lower surface of the extension rod near one end.

[0009] Preferably, a lifting groove is provided on a surface of one side opposite to the first tooth plate and near the bottom, a guide rod is fixedly installed inside the lifting groove, and a spring is sleeved on the surface of the guide rod.

[0010] Preferably, sleeve blocks are fixedly installed on both side surfaces of the protective cover and near the bottom, the protective cover is embedded in the annular groove, the sleeve block is sleeved on the surface of the guide rod, and the No. 1 tooth plate is embedded in a slot on one side of the fixed plate.

[0011] Preferably, a threaded shaft is fixedly mounted on the output end of the lifting motor, the lower end of the threaded shaft extends into the support frame, one end of the extension rod is sleeved on the threaded shaft, and the second gear plate and the first gear plate are both engaged with the gear.

[0012] Preferably, the slot on one side of the fixing plate is connected to the annular groove.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, a processing table, a hanger, a protective cover and a No. 1 tooth plate are arranged to cooperate with each other. After the pinion is sleeved on the surface of the positioning column, an external device is used to start the lifting motor, and the lifting motor controls the hanger and the grinding motor to descend. When the hanger descends, it drives the gear to rotate, and the rotating gear drives the No. 1 tooth plate and the protective cover to rise until the grinding mechanism of the grinding motor contacts the pinion. When the processing is completed, the lifting motor controls the hanger to rise, and the No. 1 tooth plate and the protective cover can be driven to descend during the rise of the hanger. In this way, the protective cover can be used flexibly, and the debris trapped by the protective cover can be conveniently scraped together by the scraper bar by rotating the rotating disk. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the overall structure diagram of a small gear appearance grinding machine of the utility model;

[0016] Figure 2 This is a structural diagram of a reinforcement table of a pinion appearance grinding machine of the utility model;

[0017] Figure 3 This is a structural diagram of a hanger of a pinion appearance grinding machine of the utility model;

[0018] Figure 4 The utility model is a partial disassembly schematic diagram of a small gear appearance grinding machine.

[0019] In the figure: 1. Processing table; 101. Annular groove; 102. Slot; 103. Fixed plate; 104. Gear; 105. Rotating disk; 106. Scraper; 2. Support frame; 3. Lifting motor; 4. Hanger; 401. Ring; 402. Extension rod; 403. No. 2 tooth plate; 5. Positioning column; 6. Pinion; 7. Protective cover; 701. Block; 8. No. 1 tooth plate; 801. Lifting groove; 802. Guide rod; 803. Spring; 9. Grinding motor. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1-4 A pinion appearance grinder shown in the figure includes a processing table 1, a support frame 2 and a hanger 4. The support frame 2 is fixedly installed on the upper surface of the processing table 1 and close to both sides. A lifting motor 3 is fixedly installed on the upper surface of the support frame 2. The hanger 4 is movably installed between the support frames 2. A grinding motor 9 is fixedly installed on the hanger 4. A positioning column 5 is fixedly installed on the upper surface of the processing table 1 and located in the middle. A pinion 6 is sleeved on the surface of the positioning column 5. A protective cover 7 is movably embedded on the upper surface of the processing table 1 and located on the periphery of the positioning column 5. A No. 1 tooth plate 8 is movably embedded on the upper surface of the processing table 1 and located on both sides of the protective cover 7.

[0022] A rotating disk 105 is movably installed on the upper surface of the processing table 1 and located on the periphery of the positioning column 5, and scrapers 106 are fixedly installed on the two side surfaces of the rotating disk 105. An annular groove 101 is provided on the upper surface of the processing table 1 and located on the periphery of the rotating disk 105. A gear 104 is provided on the upper surface of the processing table 1 and located on both sides of the annular groove 101. Fixed plates 103 are movably installed on the two side surfaces of the gear 104. Slots 102 are provided on the upper surface of the processing table 1 and located on both sides of the fixed plate 103. The annular groove 101 can store the protective cover 7 when not in use; the hanger 4 includes a collar 401, an extension rod 402 and a No. 2 tooth plate 403. The extension rod 402 is fixedly installed on the two side surfaces of the collar 401, and the No. 2 tooth plate 403 is fixedly installed on the lower surface of the extension rod 402 and near one end. The descending No. 2 tooth plate 403 can drive the gear 104 to rotate; No. A lifting groove 801 is provided on the opposite side surface of the tooth plate 8 and near the bottom, and a guide rod 802 is fixedly installed inside the lifting groove 801, and a spring 803 is sleeved on the surface of the guide rod 802, and the spring 803 has an upward thrust on the sleeve block 701; sleeve blocks 701 are fixedly installed on the two side surfaces of the protective cover 7 and near the bottom, the protective cover 7 is embedded in the annular groove 101, and the sleeve block 701 is sleeved on the surface of the guide rod 802, and the No. 1 tooth plate 8 is embedded in the slot 102 on one side of the fixed plate 103, and the protective cover 7 can prevent the debris generated during the processing from splashing everywhere; a threaded shaft is fixedly installed on the output end of the lifting motor 3, and the lower end of the threaded shaft extends in the support frame 2, and one end of the extension rod 402 is sleeved on the threaded shaft, and the No. 2 tooth plate 403 and the No. 1 tooth plate 8 are both engaged with the gear 104; the slot 102 on one side of the fixed plate 103 is connected to the annular groove 101.

[0023] It should be noted that the utility model is a pinion appearance grinder. When in use, after the pinion 6 is sleeved on the surface of the positioning column 5, the lifting motor 3 is started by an external device. The lifting motor 3 controls the hanger 4 and the grinding motor 9 to descend. When the hanger 4 descends, it will drive the gear 104 to rotate. The rotating gear 104 drives the No. 1 tooth plate 8 and the protective cover 7 to rise until the grinding mechanism of the grinding motor 9 contacts the pinion 6. When the processing is completed, the lifting motor 3 controls the hanger 4 to rise. During the rise of the hanger 4, the No. 1 tooth plate 8 and the protective cover 7 can be driven to descend. In this way, the protective cover 7 can be used flexibly, and the debris trapped by the protective cover 7 can be conveniently scraped together by the scraper 106 through the rotating rotating disk 105.

[0024] The above shows and describes the basic principle and main features of the utility model and the 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 for explaining the principle of 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 small gear appearance grinding machine, characterized by: The invention comprises a processing table (1), a support frame (2) and a hanger (4); the support frame (2) is fixedly installed on the upper surface of the processing table (1) and near both sides; a lifting motor (3) is fixedly installed on the upper surface of the support frame (2); a hanger (4) is movably installed between the support frames (2); a grinding motor (9) is fixedly installed on the hanger (4); a positioning column (5) is fixedly installed on the upper surface of the processing table (1) and located in the middle; a small gear (6) is sleeved on the surface of the positioning column (5); a protective cover (7) is movably embedded on the upper surface of the processing table (1) and located on the periphery of the positioning column (5); and a first tooth plate (8) is movably embedded on the upper surface of the processing table (1) and located on both sides of the protective cover (7).

2. A pinion appearance grinding machine according to claim 1, characterized in that: A rotating disk (105) is movably mounted on the upper surface of the processing table (1) and located on the periphery of the positioning column (5); scrapers (106) are fixedly mounted on the two side surfaces of the rotating disk (105); an annular groove (101) is provided on the upper surface of the processing table (1) and located on the periphery of the rotating disk (105); gears (104) are provided on the upper surface of the processing table (1) and located on both sides of the annular groove (101); fixed plates (103) are movably mounted on the two side surfaces of the gear (104); and slots (102) are provided on the upper surface of the processing table (1) and located on both sides of the fixed plate (103).

3. A pinion appearance grinding machine according to claim 2, characterized in that: The hanger (4) comprises a collar (401), an extension rod (402) and a second tooth plate (403); the extension rod (402) is fixedly mounted on both side surfaces of the collar (401); and the second tooth plate (403) is fixedly mounted on the lower surface of the extension rod (402) near one end.

4. A pinion appearance grinding machine according to claim 3, characterized in that: A lifting groove (801) is provided on the opposite side surface of the first tooth plate (8) and near the bottom, a guide rod (802) is fixedly installed inside the lifting groove (801), and a spring (803) is sleeved on the surface of the guide rod (802).

5. A pinion appearance grinding machine according to claim 4, characterized in that: A sleeve block (701) is fixedly installed on both side surfaces of the protective cover (7) and close to the bottom, the protective cover (7) is embedded in the annular groove (101), the sleeve block (701) is sleeved on the surface of the guide rod (802), and the first tooth plate (8) is embedded in the slot (102) on one side of the fixed plate (103).

6. A pinion surface grinding machine according to claim 5, characterized in that: A threaded shaft is fixedly mounted on the output end of the lifting motor (3), the lower end of the threaded shaft extends into the support frame (2), one end of the extension rod (402) is sleeved on the threaded shaft, and the second gear plate (403) and the first gear plate (8) are both meshed with the gear (104).

7. A pinion appearance grinding machine according to claim 6, characterized in that: The slot (102) on one side of the fixing plate (103) is in communication with the annular groove (101).

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