Burr polishing device for casting

Abstract

The utility model provides a casting burr polishing device which comprises a top plate, a vertically-arranged driving piece is installed on the upper surface of the top plate, a carrying plate is fixedly connected to the movable end of the driving piece, a motor is installed on the upper surface of the carrying plate, a circular shaft is fixedly connected to an output shaft of the motor, and a polishing head is installed at the lower end of the circular shaft. The circular shaft is sleeved with a shaft sleeve, a transverse pipe is installed on the outer surface of the shaft sleeve, a transverse rod is inserted in the transverse pipe, the transverse rod is installed in the transverse pipe through a positioning screw, the end, located on the outer side of the transverse pipe, of the transverse rod is rotationally connected with two supporting rods, and the lower ends of the supporting rods are provided with vacuum suction cups used for being adsorbed to the surface of a casting part through rotating parts. The polishing head supporting device has the advantages that secondary supporting of a long polishing head is achieved, and the stability of the structure is improved.

Description

Technical Field

[0001] The utility model relates to a burr grinding device for casting, belonging to the field of casting processing. Background Art

[0002] After the casting is completed, the burrs of the casting need to be ground off. In order to facilitate the grinding of burrs on the recessed part of the casting, a longer shaft needs to be installed between the motor output shaft and the grinding head. With the extension of the shaft, the grinding head can smoothly extend into the recessed part of the casting. At this time, the distance between the grinding head and the motor output shaft is large. During the high-speed rotation of the grinding head driven by the motor, the grinding head is prone to a large polarization amplitude due to uneven force, which affects the stability of the structure. Therefore, it is necessary to design a burr grinding device for casting that improves the structural stability. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a burr grinding device for casting to solve the problems raised in the above-mentioned background technology. The utility model realizes secondary support for a longer grinding head to improve the stability of the structure.

[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a burr grinding device for casting, comprising a top plate, a vertically arranged driving member is installed on the upper surface of the top plate, the movable end of the driving member is connected and fixed to a carrier plate, a motor is installed on the upper surface of the carrier plate, a round shaft is connected and fixed to the output shaft of the motor, a grinding head is installed at the lower end of the round shaft, a sleeve is sleeved on the round shaft, a cross tube is installed on the outer surface of the sleeve, a cross bar is inserted in the cross tube, the cross bar is installed in the cross tube by positioning screws, and one end of the cross bar located outside the cross tube is rotatably connected to two support rods, and a vacuum suction cup for adsorbing on the surface of the casting is installed at the lower end of the support rod through a rotating member.

[0005] Furthermore, the upper ends of the two support rods are connected and fixed with pipe sleeves, the pipe sleeves are mounted on the cross bar, and the pipe sleeves are provided with limiting rings on both sides along the length direction of the cross bar, the limiting rings are fitted with the pipe sleeves, and the limiting rings are mounted on the cross bar and connected and fixed to the cross bar.

[0006] Furthermore, the rotating part includes a ball cover, the lower end of the support rod is connected and fixed with the ball cover, a sphere is rotatably installed in the ball cover, the vacuum suction cup is installed on the spherical surface of the sphere, a screw hole is opened on the outer surface of the ball cover, and a clamping screw for limiting the relative position of the sphere and the ball cover is threadedly connected in the screw hole.

[0007] Furthermore, a small hole is formed on the outer surface of one end of the cross tube away from the shaft sleeve, and an internal threaded sleeve is provided on the outside of the small hole and arranged concentrically with the small hole. The internal threaded sleeve is connected and fixed to the cross tube, and the positioning screw is threadedly connected in the internal threaded sleeve. One end of the positioning screw passes through the small hole and contacts with the cross bar.

[0008] Furthermore, a guide rod is installed at a corner of the lower surface of the top plate, a guide sleeve penetrating the carrier plate is installed at a corner of the upper surface of the carrier plate, the guide rod penetrates the guide sleeve and the guide rod is in sliding contact with the guide sleeve, and two fixing holes are processed on the side of the upper surface of the top plate away from the guide rod.

[0009] Furthermore, a rectangular opening is opened on the upper surface of the top plate, and the rectangular opening is arranged directly above the motor. The length and width of the rectangular opening are greater than the length and width of the motor.

[0010] Beneficial effects of the utility model:

[0011] 1. After the control cylinder is extended, the cylinder drives the carrier plate to move, and the carrier plate drives the motor to move. The motor drives the grinding head to move to the recessed part of the casting through the circular shaft. Before starting the motor, the shaft sleeve is set on the circular shaft, and then the angle between the two support rods is adjusted, and the angle between the vacuum suction cup and the support rod is adjusted so that the vacuum suction cup is adsorbed on the surface of the casting, and then the clamping screw is used to limit the relative position of the sphere and the ball cover. At this time, the vacuum suction cup, support rod, cross bar, cross tube and shaft sleeve and other components jointly support the end of the circular shaft away from the motor, and realize the secondary support of the longer grinding head, so as to prevent the grinding head from being polarized to a large extent and improve the stability of the structure.

[0012] 2. Adjust the length of the cross bar in the cross tube to move the vacuum suction cup to the desired position, and then use the positioning screw to limit the relative position of the cross tube and the cross bar to adjust the position of the vacuum suction cup on the surface of the casting as needed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0014] Figure 1 This is a schematic diagram of the structure of a burr grinding device for casting according to the utility model;

[0015] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0016] Figure 3 It is a schematic diagram of the assembly of an internal thread sleeve and a horizontal pipe in a burr grinding device for casting of the utility model;

[0017] In the figure: 1-top plate, 2-cylinder, 3-motor, 4-rectangular opening, 5-round shaft, 6-cross tube, 7-cross bar, 8-positioning screw, 9-grinding head, 10-shaft sleeve, 11-guide rod, 12-guide sleeve, 13-carrier plate, 14-vacuum suction cup, 15-round sphere, 16-ball cover, 17-support rod, 18-limiting ring, 19-pipe sleeve, 20-clamping screw, 21-small hole, 22-internal thread sleeve. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1 The utility model provides a technical solution: a burr grinding device for casting, including a top plate 1, a vertically arranged driving member is installed on the upper surface of the top plate 1, the driving member adopts a cylinder 2, a carrier plate 13 is connected and fixed to the movable end of the driving member, a guide rod 11 is installed at a corner of the lower surface of the top plate 1, a guide sleeve 12 penetrating the carrier plate 13 is installed at a corner of the upper surface of the carrier plate 13, the guide rod 11 penetrates the guide sleeve 12 and the guide rod 11 and the guide sleeve 12 are in sliding contact, two fixing holes are processed on the side of the upper surface of the top plate 1 away from the guide rod 11, during the extension and retraction process of the cylinder 2, the carrier plate 13 is driven to move, and the carrier plate 13 drives the guide sleeve 12 to move along the guide rod 11, so as to limit the moving trajectory of the carrier plate 13.

[0020] See also Figure 1 A motor 3 is installed on the upper surface of the carrier plate 13, and a rectangular opening 4 is opened on the upper surface of the top plate 1. The rectangular opening 4 is arranged directly above the motor 3. The length and width of the rectangular opening 4 are greater than the length and width of the motor 3. The design of the rectangular opening 4 avoids the situation where the movement of the motor 3 and the top plate 1 interfere with each other.

[0021] See also Figure 1 and Figure 3A round shaft 5 is connected and fixed to the output shaft of the motor 3, a grinding head 9 is installed at the lower end of the round shaft 5, a sleeve 10 is sleeved on the round shaft 5, a cross tube 6 is installed on the outer surface of the sleeve 10, a cross bar 7 is inserted in the cross tube 6, and the cross bar 7 is installed in the cross tube 6 through a positioning screw 8, wherein a small hole 21 is opened on the outer surface of the end of the cross tube 6 away from the sleeve 10, an internal thread sleeve 22 arranged concentrically with the small hole 21 is provided on the outer side of the small hole 21, the internal thread sleeve 22 is connected and fixed to the cross tube 6, and the positioning screw 8 is threadedly connected to the inner Tighten the positioning screw 8 in the threaded sleeve 22 so that one end of the positioning screw 8 passes through the small hole 21 and contacts the cross bar 7, thereby limiting the relative position of the cross tube 6 and the cross bar 7. The internal threaded sleeve 22 locally increases the thickness of the cross tube 6 where the positioning screw 8 is installed, adjusts the length of the cross bar 7 in the cross tube 6, moves the vacuum suction cup 14 to the required position, and then uses the positioning screw 8 to limit the relative position of the cross tube 6 and the cross bar 7, thereby adjusting the position of the vacuum suction cup 14 on the surface of the casting as needed.

[0022] See also Figure 1 and Figure 2 , one end of the cross bar 7 outside the cross tube 6 is rotatably connected to two support rods 17, wherein the upper ends of the two support rods 17 are connected and fixed with pipe sleeves 19, the pipe sleeves 19 are sleeved on the cross bar 7, and the pipe sleeves 19 are provided with limit rings 18 on both sides along the length direction of the cross bar 7, the limit rings 18 are fitted with the pipe sleeves 19, the limit rings 18 are sleeved on the cross bar 7 and connected and fixed to the cross bar 7, the design of the limit rings 18 makes the relative position of the pipe sleeves 19 and the cross bar 7 remain unchanged, and it is convenient for the pipe sleeves 19 to rotate around the cross bar 7, and the lower end of the support rod 17 is connected and fixed with a ball cover 16, and a spherical body 15 is rotatably installed in the ball cover 16, and the vacuum suction cup 14 is installed on the spherical surface of the spherical body 15. The ball cover 16 cooperates with the spherical body 15 to facilitate the adjustment of the relative position of the vacuum suction cup 14 and the support rod 17, and a screw hole is provided on the outer surface of the ball cover 16, and a threaded connection is provided in the screw hole for limiting the circular The clamping screw 20 at the relative position of the sphere 15 and the ball cover 16 controls the cylinder 2 to extend, and the cylinder 2 drives the carrier plate 13 to move, and the carrier plate 13 drives the motor 3 to move, and the motor 3 drives the grinding head 9 to move to the recessed part of the casting through the circular shaft 5. Before starting the motor 3, the sleeve 10 is sleeved on the circular shaft 5, and then the angle between the two support rods 17 is adjusted, and the angle between the vacuum suction cup 14 and the support rod 17 is adjusted so that the vacuum suction cup 14 is adsorbed on the surface of the casting, and then the clamping screw 20 is used to limit the relative position of the sphere 15 and the ball cover 16. At this time, the vacuum suction cup 14, the support rod 17, the cross bar 7, the cross tube 6 and the sleeve 10 and other components jointly support the end of the circular shaft 5 away from the motor 3, and realize the secondary support of the longer grinding head 9, so as to prevent the grinding head 9 from having a large degree of polarization and improve the stability of the structure.

[0023] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A burr grinding device for casting, comprising a top plate (1), characterized in that: A vertically arranged driving member is mounted on the upper surface of the top plate (1); a carrier plate (13) is connected and fixed to the movable end of the driving member; a motor (3) is mounted on the upper surface of the carrier plate (13); a round shaft (5) is connected and fixed to the output shaft of the motor (3); a grinding head (9) is mounted on the lower end of the round shaft (5); a shaft sleeve (10) is sleeved on the round shaft (5); a transverse tube (6) is mounted on the outer surface of the shaft sleeve (10); a transverse rod (7) is inserted in the transverse tube (6); the transverse rod (7) is mounted in the transverse tube (6) via positioning screws (8); one end of the transverse rod (7) located outside the transverse tube (6) is rotatably connected to two support rods (17); a vacuum suction cup (14) for adsorbing on the surface of the casting is mounted on the lower end of the support rod (17) via a rotating member.

2. A burr grinding device for casting according to claim 1, characterized in that: The upper ends of the two support rods (17) are connected and fixed with a pipe sleeve (19), the pipe sleeve (19) is sleeved on the cross bar (7), and the pipe sleeve (19) is provided with a limiting ring (18) on both sides along the length direction of the cross bar (7), the limiting ring (18) is in close contact with the pipe sleeve (19), and the limiting ring (18) is sleeved on the cross bar (7) and is connected and fixed to the cross bar (7).

3. A burr grinding device for casting according to claim 1, characterized in that: The rotating member comprises a ball cover (16), the lower end of the support rod (17) is connected and fixed to the ball cover (16), a spherical body (15) is rotatably mounted in the ball cover (16), the vacuum suction cup (14) is mounted on the spherical surface of the spherical body (15), a screw hole is formed on the outer surface of the ball cover (16), and a clamping screw (20) for limiting the relative position of the spherical body (15) and the ball cover (16) is threadedly connected to the screw hole.

4. A burr grinding device for casting according to claim 1, characterized in that: A small hole (21) is formed on the outer surface of one end of the cross tube (6) away from the shaft sleeve (10); an internal thread sleeve (22) is provided outside the small hole (21) and is arranged concentrically with the small hole (21); the internal thread sleeve (22) is connected and fixed to the cross tube (6); the positioning screw (8) is threadedly connected in the internal thread sleeve (22); one end of the positioning screw (8) passes through the small hole (21) and contacts the cross bar (7).

5. The burr grinding device for casting according to claim 1, characterized in that: A guide rod (11) is installed at a corner of the lower surface of the top plate (1), a guide sleeve (12) penetrating the carrier plate (13) is installed at a corner of the upper surface of the carrier plate (13), the guide rod (11) penetrates the guide sleeve (12) and the guide rod (11) and the guide sleeve (12) are in sliding contact, and two fixing holes are processed on a side of the upper surface of the top plate (1) away from the guide rod (11).

6. A burr grinding device for casting according to claim 1, characterized in that: A rectangular opening (4) is provided on the upper surface of the top plate (1), the rectangular opening (4) is arranged directly above the motor (3), and the length and width of the rectangular opening (4) are greater than the length and width of the motor (3).

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