CN216608364U

CN216608364U - Foundry goods is with integrative device of sand removal polishing

Info

Publication number: CN216608364U
Application number: CN202123317765.2U
Authority: CN
Inventors: 储好波; 董伟明
Original assignee: Jiangsu Runzhou Zhizao Machinery Co ltd
Current assignee: Jiangsu Runzhou Zhizao Machinery Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-27
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of polishing devices, in particular to a sand removal and polishing integrated device for castings. The automatic scrap removing machine comprises a base, a rotary motor, a clamp group, a grinding wheel, a working box, a scrap removal cavity and the like, wherein the working box is matched with the scrap removal cavity, so that generated scraps can be blocked by the side wall of the working box when a workpiece is machined and then fall into the scrap removal cavity, the centralized treatment of the scraps is realized, and the operation is effectively protected to be neat; the second cylinder group is arranged on the inner side wall of the working box, and the grinding wheel with the replaceable end part is used for surface machining of the casting, so that integrated treatment of sand cleaning, coarse grinding and fine grinding is realized, production efficiency is greatly improved, semi-automatic machining is realized, and the device has a wide application prospect.

Description

Foundry goods is with integrative device of sand removal polishing

Technical Field

The utility model relates to the technical field of polishing devices, in particular to a sand removal and polishing integrated device for castings.

Background

Casting is one of the main methods for obtaining mechanical product blanks, and the prepared castings generate surface impurities such as burrs, bonded sand, gates and the like after being formed, and need to be subjected to surface polishing treatment; china has the characteristics of huge development of foundry industry, large yield and multiple sites, but small-scale casting enterprises reach 70 percent, and the method is limited to the problems of capacity, fund and the like, small manufacturers still adopt a manual polishing mode for polishing the surfaces of castings, can manually polish common small castings, but has the problems of large labor intensity and low production efficiency for manual polishing of large castings, and cylindrical castings cannot be polished with high polishing precision.

Consequently, provide a foundry goods with integrative device of sand removal polishing for flaw such as burr, the sand sticking, runner to cylinder foundry goods surface is cleared up and is polished, makes the sweeps that produces after the sand sticking of foundry goods surface and the grinding can concentrate the clearance simultaneously, realizes the integration of sand removal polishing, and production semi-automatization improves production efficiency, alleviates workman intensity of labour, and the field technician needs do.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sand-cleaning and polishing integrated device for castings, and aims to solve the technical problems that in the prior art, the manual polishing precision of a cylindrical casting is low, and the sand sticking on the surface of the casting and the waste chips generated after grinding cannot be intensively treated, so that the operation environment is severe.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a sand-cleaning and polishing integrated device for castings comprises a base, wherein an outer workbench is fixedly connected above the base, a chip removal cavity is arranged between the base and the outer workbench, and the chip removal cavity extends to the upper plane of the outer workbench; the upper plane of the base is fixedly connected with a working box, an inner working table is arranged at the center of the bottom of the working box, and the upper plane of the inner working table is flush with the upper plane of the outer working table; a rotary motor is fixedly connected below the inner workbench, a rotary table is arranged on the upper plane of the inner workbench and fixedly connected to an output shaft of the rotary motor, a lifting rod is fixedly connected to the lower plane of the inner workbench and fixedly connected to an output shaft of the lifting cylinder group; the upper plane of the turntable is provided with a clamp group, and the clamp group clamps a workpiece; the side surface of the working box is provided with a water flowing channel, the inner wall of the working box is provided with a processing table, the upper surface of the processing table is fixedly connected with a second cylinder group, and the end part of the second cylinder group is provided with a grinding wheel.

Further, anchor clamps group includes two relative chucks that set up, and the chuck is the V style of calligraphy.

Further, work box top releasable connection has the end cover, is equipped with first cylinder group on the end cover, and the flexible end of first cylinder group rotationally is connected with the location head, top surface on the first butt work piece of location.

Further, the positioning head axis coincides with the workpiece axis.

Furthermore, a circular hole is formed in the processing table, and the longest edge of the inner working table is smaller than the diameter of the circular hole in the processing table.

Furthermore, the telescopic end of the second cylinder group is fixedly connected with a telescopic head, and the grinding wheel is rotatably connected to the telescopic head.

Further, the grinding wheel is a cubic boron nitride grinding wheel.

Furthermore, a sliding rod is uniformly arranged between the inner workbench and the outer workbench.

The utility model has the beneficial effects that:

according to the utility model, the working box is matched with the chip removal cavity, so that generated scraps can be blocked by the side wall of the working box when a workpiece is machined, and then fall into the chip removal cavity, thus the centralized treatment of the scraps is realized, and the operation cleanness is effectively protected; the second cylinder group is arranged on the inner side wall of the working box, and the grinding wheel with the replaceable end part is used for surface processing of the casting, so that integrated processing of sand cleaning, coarse grinding and fine grinding is realized, the production efficiency is greatly improved, and semi-automatic processing is realized; the utility model realizes the limitation of six degrees of freedom of the workpiece by matching the positioning head with the clamp group, improves the stability of grinding processing, can stably slide between the sliding rods, reduces the carrying times, slows down the operation intensity of workers, and has wide application prospect.

Drawings

FIG. 1 is a perspective view of the sand-cleaning and grinding integrated device for castings according to the present invention.

FIG. 2 is a front view of the sand-cleaning and grinding integrated device for castings according to the present invention.

Fig. 3 is a cross-sectional view a-a of fig. 2.

FIG. 4 is a schematic view of the casting of FIG. 3 being clamped by the sand-cleaning and polishing integrated device.

FIG. 5 is a right side view of the sand-cleaning and grinding integrated device for castings according to the present invention.

Fig. 6 is a sectional view of B-B in fig. 5.

Fig. 7 is a cross-sectional view of C-C in fig. 5.

The parts in the drawings are numbered as follows: 1. a base; 101. an outer table; 102. a slide bar; 104. a chip removal cavity; 2. a rotary motor; 201. a lifting rod; 3. a work box; 301. a processing table; 302. a water flow channel; 303. a top cover; 4. a first cylinder group; 401. positioning the head; 5. a second cylinder group; 501. a telescopic head; 6. an inner table; 601. a turntable; 7. a clamp group; 701. a chuck; 8. a grinding wheel; 9. a workpiece; 10. And lifting the cylinder group.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

Referring to fig. 1, the utility model provides a sand-cleaning and polishing integrated device for castings, which is used for polishing a cylindrical workpiece 9, and comprises a base 1, an outer workbench 101, an inner workbench 6 and a working box 3, wherein the working box 3 is fixedly connected to the outer part of the inner workbench 6 to form a semi-enclosed machining space.

Further, an outer workbench 101 is fixedly connected above the base 1, a chip removal cavity 104 is arranged between the base 1 and the outer workbench 101, and the chip removal cavity 104 extends to the upper plane of the outer workbench 101; the upper plane of the base 1 is also fixedly connected with a working box 3; an inner workbench 6 is arranged above the base 1, the inner workbench 6 is positioned in the center of the bottom of the working box 3, and the upper plane of the inner workbench 6 is flush with the upper plane of the outer workbench 101; according to the utility model, the inner workbench 6 is arranged at the bottom of the working box 3, and the side wall of the working box 3 is utilized to block scraps or bonded sand generated in the grinding process, so that the cleanness of the processing environment is ensured; and the scraps falling from the outer workbench 101 and the inner workbench 6 are received by the scrap discharge cavity 104 and discharged from the side surface of the scrap discharge cavity 104, so that the centralized treatment of the scraps and the bonded sand is realized.

Further, referring to fig. 2 to 4, the rotating motor 2 is fixedly connected to the center of the lower portion of the inner table 6, the rotating plate 601 is disposed on the upper plane of the inner table 6, and the rotating plate 601 is fixedly connected to the output shaft of the rotating motor 2, so that the rotating plate 601 is rotatably disposed on the inner table 6. And meanwhile, a lifting rod 201 is fixedly connected to the lower plane of the inner workbench 6, the lifting rod 201 is fixedly connected to an output shaft of the lifting cylinder group 10, and the turntable 601 is used for clamping the workpiece 9. When mounted, the workpiece 9 is arranged concentrically with the turntable 601. According to the utility model, a workpiece 9 is placed on the turntable 601, the inner workbench 6 is lifted by the lifting cylinder group 10, the turntable 601 is rotated by the rotary motor 2, and the workpiece 9 can move up and down and rotate around the axis of the workpiece 9, so that the processing range is improved.

Further, referring to fig. 3 and 4 again, a clamp group 7 is fixedly disposed on the upper surface of the turntable 601, the clamp group 7 includes two oppositely disposed chucks 701, the chucks 701 are V-shaped, the two chucks 701 can move closer to or away from each other, and can clamp the workpiece 9 when the chucks 701 move closer to each other, and can release the workpiece 9 when the chucks 701 move away from each other. In one embodiment, the grippers 701 may be pushed by a pneumatic cylinder to move toward or away from each other.

In another embodiment, two grippers 701 may utilize air cylinders to effect reciprocating motion on the gripper set 7. According to the utility model, the V-shaped appearance of the clamping head 701 is utilized, so that the cylindrical casting 9 can be self-centered, and the positioning precision is improved.

Further, 3 top releasable connection of work box has end cover 303, is equipped with first cylinder group 4 on the end cover 303, and the flexible end of first cylinder group 4 rotationally is connected with positioning head 401, and positioning head 401 butt top surface on the work piece 9 can follow work piece 9 and rotate together simultaneously. In this embodiment, the positioning head 401 is connected to the telescopic end of the first cylinder group 4 through a bearing, so as to ensure smooth rotation. The positioning head 401 is used for limiting the degree of freedom of the workpiece 9, and the positioning head 401 is matched with the clamp group 7, so that the limitation of six degrees of freedom of the workpiece 9 is realized, and the stability of grinding is improved. Preferably, the end cover 303 is connected to the work box 3 through a bolt, so that the clamping position of the workpiece 9 can be adjusted conveniently.

Further, referring to fig. 5 to 6, a processing table 301 is arranged on the inner wall of the working box 3, the upper surface of the processing table 301 is fixedly connected with the second cylinder group 5, the telescopic end of the second cylinder group 5 is provided with a grinding wheel 8, a circular hole is arranged in the processing table 301, the longest edge of the inner working table 6 is smaller than the diameter of the circular hole in the processing table 301, so that the inner working table 6 can rotate in the processing table 301; preferably, the length of the diagonal side of the processing table 301 corresponds to the diameter of the inner circular hole of the processing table 301. The bottom of the processing table 301 is arranged above the top of the water flowing channel 302, the inner workbench 6 is jacked up by the lifting cylinder group 10 in the processing process, the part of the workpiece 9 to be processed is higher than the upper surface of the processing table 301, the splashing of waste chips is prevented, and the cleanness of the processing environment is ensured.

Further, a telescopic head 501 is fixedly connected to the telescopic end of the second cylinder group 5, and the grinding wheel 8 is rotatably connected to the telescopic head 501, so that when the cutting machine is used, the grinding wheel 8 can be driven to rotate by a cutting motor (not shown in the figure) to realize cutting and polishing; the grinding wheel 8 is a cubic boron nitride grinding wheel with the particle size of 300 mu m, the grinding wheel 8 is used for grinding the surface of the workpiece 9, and the plurality of grinding wheels 8 are simultaneously processed, so that the processing efficiency can be effectively improved, and the processing accuracy is guaranteed. Preferably, the grinding wheel 8 with the grain diameter of 100 mu m is replaced to finish the surface of the workpiece 9, so that the processing range of the utility model is widened, the integration of sand cleaning, coarse grinding and fine grinding is realized, and simultaneously, the scraps generated after processing can all fall into the scrap discharge cavity 104, so that the scraps can be conveniently and intensively recovered.

Further, referring to fig. 5 to 7 again, a water channel 302 is disposed on a side surface of the work box 3, a sliding rod 102 is uniformly disposed between the inner work table 6 and the outer work table 101, and the sliding rod 102 is rotated by an external motor (not shown). It can be understood that the sliding rod 102 is utilized to convey the workpiece 9 to the inner workbench 6, the workpiece 9 cannot reach the designated clamping position after entering the inner workbench 6, and can be conveyed to the clamping position in a manual pushing or cylinder rod (not shown) pushing mode, and the workpiece is pushed out of the work box 3 in the same mode after being processed.

According to the utility model, the working box 3 is matched with the chip removal cavity 104, so that when a workpiece 9 is machined, the generated scraps can be blocked by the side wall of the working box 3 and then fall into the chip removal cavity 104, the centralized treatment of the scraps is realized, and the cleanness of operation is effectively protected; the second cylinder group 5 is arranged on the inner side wall of the working box 3, and the grinding wheel 8 with the replaceable end part of the second cylinder group 5 is used for processing the surface of the casting, so that the integrated treatment of sand cleaning and grinding is realized, the production efficiency is greatly improved, the labor intensity is relieved, and the device has a wide application prospect.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The sand-removing and polishing integrated device for the castings is characterized by comprising a base (1), wherein an outer workbench (101) is fixedly connected above the base (1), a chip removal cavity (104) is arranged between the base (1) and the outer workbench (101), and the chip removal cavity (104) extends to the upper plane of the outer workbench (101); the upper plane of the base (1) is fixedly connected with a working box (3), an inner working table (6) is arranged at the center of the bottom of the working box (3), and the upper plane of the inner working table (6) is flush with the upper plane of the outer working table (101); a rotary motor (2) is fixedly connected below the inner workbench (6), a rotary table (601) is arranged on the upper plane of the inner workbench (6), the rotary table (601) is fixedly connected to an output shaft of the rotary motor (2), a lifting rod (201) is fixedly connected to the lower plane of the inner workbench (6), and the lifting rod (201) is fixedly connected to an output shaft of the air cylinder (10); a clamp group (7) is arranged on the upper plane of the turntable (601), and the clamp group (7) clamps a workpiece (9); the side surface of the working box (3) is provided with a water flowing channel (302), the inner wall of the working box (3) is provided with a processing table (301), the upper surface of the processing table (301) is fixedly connected with a second cylinder group (5), and the end part of the second cylinder group (5) is provided with a grinding wheel (8).

2. A sand-cleaning and grinding integrated device for castings according to claim 1, wherein the clamp group (7) comprises two oppositely arranged clamps (701), and the clamps (701) are V-shaped.

3. A sand-cleaning and grinding integrated device for castings according to claim 1, characterized in that an end cover (303) is detachably connected to the top of the working box (3), a first cylinder group (4) is arranged on the end cover (303), a telescopic end of the first cylinder group (4) is rotatably connected with a positioning head (401), and the positioning head (401) abuts against the upper top surface of a workpiece (9).

4. A casting sand-cleaning and grinding integrated device as claimed in claim 3, characterized in that the axis of the positioning head (401) is coincident with the axis of the workpiece (9).

5. A casting sand-cleaning and grinding integrated device as claimed in claim 1, characterized in that a circular hole is formed in the processing table (301), and the longest edge of the inner working table (6) is smaller than the diameter of the circular hole in the processing table (301).

6. A casting sand-cleaning and grinding integrated device according to claim 1, characterized in that a telescopic head (501) is fixedly connected to the telescopic end of the second cylinder group (5), and the grinding wheel (8) is rotatably connected to the telescopic head (501).

7. A sand-cleaning and grinding integrated device for castings according to claim 6, characterized in that the grinding wheel (8) is a cubic boron nitride grinding wheel.

8. A sand-cleaning and grinding integrated device for castings according to claim 1, characterized in that a sliding rod (102) is uniformly arranged between the inner table (6) and the outer table (101).