Surface desanding device for demoulded speed reducer shell

Abstract

The utility model relates to a surface desanding device after speed reducer shell demolding, and belongs to the technical field of speed reducer shell production. The surface desanding device comprises a machine shell provided with an automatic sealing door, a bearing frame is arranged in the machine shell, and a shell surface desanding mechanism is arranged on the bearing frame; the shell surface desanding mechanism comprises a pneumatic rotating chuck fixed to the bearing frame and a desanding assembly arranged on the bearing frame. The device is simple in structure and convenient to use, the speed reducer shell is clamped and driven to rotate by arranging the pneumatic rotating chuck, and then the end face of the speed reducer shell is subjected to sand blasting grinding through the first sand blasting gun and the second sand blasting gun; and the servo motor linear guide rail sliding table drives the third sand blasting gun to conduct sand blasting grinding on the outer surface of the speed reducer shell, the sand removing effect is good, workers only need to take and place the speed reducer shell in the whole process, the automation degree is high, the labor intensity of the workers can be lowered, and the production efficiency can be improved.

Description

Technical Field

[0001] The present application relates to the technical field of reducer housing production, and in particular to a device for removing sand from the surface of a reducer housing after demoulding. Background Art

[0002] Currently, if Figure 1 The reducer housing 11 shown is generally formed by casting. During the casting process, due to the pouring temperature, pouring height and the non-density of the sand mold surface, the cast reducer housing will have some defects. Some reducer housing surfaces will have molding sand adhered to them. At this time, the surface needs to be desanded.

[0003] In the prior art, sand removal is generally performed using a purchased manual sandblasting machine, which requires manual operation, has high labor intensity, and has low work efficiency.

[0004] Therefore, in order to improve production efficiency, it is urgent to develop a sand removal equipment with a simple structure and high degree of automation. Utility Model Content

[0005] The purpose of the present application is to provide a device for removing sand from the surface of a reducer housing after demoulding, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above-mentioned purpose, the present application provides a device for removing sand from the surface of a reducer housing after demoulding, which adopts the following technical solution:

[0007] A device for removing sand from the surface of a reducer housing after demolding, comprising a housing with an automatic sealing door installed, a carrier frame being arranged inside the housing, a housing surface sand removing mechanism being arranged on the carrier frame, the housing surface sand removing mechanism comprising a pneumatic rotating chuck fixed to the carrier frame and a sand removing assembly arranged on the carrier frame, an elongated strip block being fixed to the claws of the pneumatic rotating chuck, the sand removing assembly comprising a first sandblasting gun, a second sandblasting gun and a servo motor linear guide slide, the first sandblasting gun and the second sandblasting gun are fixed on the carrier frame correspondingly and are arranged toward the end face of the elongated strip block, the servo motor linear guide slide is fixed on the carrier frame, and the servo motor linear guide slide is arranged parallel to the elongated strip block, and a third sandblasting gun is fixed on the slide of the servo motor linear guide slide.

[0008] A funnel-type sand storage box for containing sand particles is provided at the bottom of the casing. The first sandblasting gun, the second sandblasting gun and the third sandblasting gun are all connected to the funnel-type sand storage box through sand pipes. The first sandblasting gun, the second sandblasting gun and the third sandblasting gun are also connected to high-pressure air pipes.

[0009] Preferably, in order to facilitate the staff to take and place the reducer housing, a protective net is arranged on the top of the funnel-type sand storage box, and the number of the protective nets is set to be multiple, and the multiple protective nets are laid flat in the housing, and the protective net can act as a platform.

[0010] A dust hood is also arranged in the casing, and an exhaust fan is externally connected to the dust hood.

[0011] Preferably, in order to facilitate observation of the operation inside the casing, an observation window is provided on the automatic sealing door in the casing.

[0012] Preferably, in order to prevent the pneumatic rotary chuck from being damaged by sand particles, a baffle is provided on one side of the pneumatic rotary chuck close to the elongated strip block, the baffle is fixed on the carrier frame, and a clearance hole is opened in the middle of the baffle.

[0013] To sum up, the present application includes at least one of the following beneficial technical effects: the surface sand removal device of the reducer housing after demolding has a simple structure and is easy to use. It is equipped with a pneumatic rotating chuck to clamp and drive the reducer housing to rotate, and then the end face of the reducer housing is sandblasted and polished by the first sandblasting gun and the second sandblasting gun, and the outer surface of the reducer housing is sandblasted and polished by the third sandblasting gun driven by the servo motor linear guide slide. The sand removal effect is good, and during the whole process, the staff only needs to take and place the reducer housing, with a high degree of automation, which can not only reduce the labor intensity of the staff, but also improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram used to reflect the reducer housing in the prior art.

[0015] Figure 2 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0016] Figure 3 It is a schematic diagram of the structure in the state of hiding the casing in the embodiment of the present application.

[0017] Explanation of the reference numerals: 1. Casing; 101. Observation window; 2. Carrying frame; 3. Pneumatic rotary chuck; 31. Extended strip block; 4. First sandblasting gun; 5. Second sandblasting gun; 6. Servo motor linear guide slide; 7. Third sandblasting gun; 8. Dust hood; 9. Protective net; 10. Baffle. DETAILED DESCRIPTION

[0018] The following is combined with Figure 2-3 This application is described in further detail.

[0019] The present application embodiment discloses a device for removing sand from the surface of a reducer housing 1 after demoulding, referring to Figure 2 and Figure 3, including a casing 1 equipped with an automatic sealing door, the automatic sealing door in the casing 1 is provided with an observation window 101, a carrier frame 2 is provided in the casing 1, a shell surface sand removal mechanism is provided on the carrier frame 2, the shell surface sand removal mechanism includes a pneumatic rotary chuck 3 fixed on the carrier frame 2 and a sand removal assembly arranged on the carrier frame 2, an elongated strip block 31 is fixed on the claws of the pneumatic rotary chuck 3, the sand removal assembly includes a first sandblasting gun 4, a second sandblasting gun 5 and a servo motor linear guide slide 6, the first sandblasting gun 4 and the second sandblasting gun 5 are fixed on the carrier frame 2 correspondingly, and are arranged toward the end surface of the elongated strip block 31, the servo motor linear guide slide 6 is fixed on the carrier frame 2, and the servo motor linear guide slide 6 is arranged parallel to the elongated strip block 31, and a third sandblasting gun 7 is fixed on the slide of the servo motor linear guide slide 6;

[0020] A funnel-type sand storage box for holding sand particles is provided at the bottom of the casing 1. The first sandblasting gun 4, the second sandblasting gun 5 and the third sandblasting gun 7 are all connected to the funnel-type sand storage box through sand pipes. The first sandblasting gun 4, the second sandblasting gun 5 and the third sandblasting gun 7 are also connected to high-pressure air pipes.

[0021] A dust hood 8 is also provided in the housing 1, and the dust hood 8 is externally connected to an exhaust fan.

[0022] Reference Figure 3 In order to facilitate the staff to take and place the reducer housing 1, a protective net 9 is set on the top of the funnel-type sand storage box. The number of protective nets 9 is set to multiple pieces, and multiple protective nets 9 are laid flat in the housing 1, and the protective net 9 can act as a platform.

[0023] Reference Figure 3 In order to prevent the pneumatic rotary chuck 3 from being damaged by sand particles, a baffle 10 is provided on one side of the pneumatic rotary chuck 3 close to the elongated strip block 31. The baffle 10 is fixed on the carrier frame 2, and a clearance hole is opened in the middle of the baffle 10.

[0024] The implementation principle of the device for removing sand from the surface of the reducer housing 1 after demoulding in the embodiment of the present application is as follows:

[0025] During work, the staff only needs to place the reducer housing 1 on the elongated strip block 31 of the pneumatic rotating chuck 3, and then the pneumatic rotating chuck 3 drives the elongated strip block 31 to clamp the reducer housing 1 and drive the reducer housing 1 to rotate. Thereafter, the first sandblasting gun 4 and the second sandblasting gun 5 spray sand particles at the end face of the reducer housing 1. At the same time, the servo motor linear guide slide 6 drives the third sandblasting gun 7 to sandblast the surface of the reducer housing 1 and moves back and forth to sandblast, ensuring that the outer wall of the reducer housing 1 can be completely sprayed in place. The entire sand removal process does not require manual intervention, and the staff only needs to be responsible for watching the machine and loading and unloading.

[0026] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, principle and application direction of the present application should be included in the protection scope of the present application.

Claims

1. A device for removing sand from the surface of a reducer housing (1) after demoulding, characterized in that: The invention comprises a casing (1) equipped with an automatic sealing door, wherein a carrier frame (2) is arranged inside the casing (1), and a shell surface sand removal mechanism is arranged on the carrier frame (2), wherein the shell surface sand removal mechanism comprises a pneumatic rotary chuck (3) fixed on the carrier frame (2) and a sand removal assembly arranged on the carrier frame (2), wherein an elongated strip-shaped block (31) is fixed on the claw of the pneumatic rotary chuck (3), and the sand removal assembly comprises a first sandblasting gun (4), a second sandblasting gun (5 ) and a servo motor linear guide slide (6), the first sandblasting gun (4) and the second sandblasting gun (5) are fixed on the carrier frame (2) correspondingly, and are arranged toward the end face of the elongated strip block (31), the servo motor linear guide slide (6) is fixed on the carrier frame (2), and the servo motor linear guide slide (6) is arranged parallel to the elongated strip block (31), and a third sandblasting gun (7) is fixed on the slide of the servo motor linear guide slide (6).

2. The device for removing sand from the surface of the reducer housing (1) after demoulding according to claim 1, characterized in that: A funnel-type sand storage box for storing sand particles is arranged at the bottom of the casing (1); the first sandblasting gun (4), the second sandblasting gun (5) and the third sandblasting gun (7) are all connected to the funnel-type sand storage box through sand pipes; and the first sandblasting gun (4), the second sandblasting gun (5) and the third sandblasting gun (7) are also connected to high-pressure air pipes.

3. The device for removing sand from the surface of the reducer housing (1) after demoulding according to claim 2, characterized in that: A protective net (9) is arranged on the top of the funnel-type sand storage box. The number of the protective nets (9) is set to be multiple, and the multiple protective nets (9) are laid flat in the casing (1).

4. The device for removing sand from the surface of the reducer housing (1) after demoulding according to claim 1, characterized in that: A dust hood (8) is also provided inside the housing (1), and the dust hood (8) is externally connected to an exhaust fan.

5. The device for removing sand from the surface of the reducer housing (1) after demoulding according to claim 1, characterized in that: An observation window (101) is provided on the automatic sealing door in the casing (1).

6. The device for removing sand from the surface of the reducer housing (1) after demoulding according to claim 1, characterized in that: A baffle (10) is provided on one side of the pneumatic rotary chuck (3) close to the elongated strip-shaped block (31); the baffle (10) is fixed on the support frame (2); and a clearance hole is provided in the middle of the baffle (10).

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