Shot blasting mechanism for inner hole of sleeve

Abstract

A sleeve inner hole shot blasting mechanism is provided with a shot blasting machine frame, a movable working table top frame is arranged in the shot blasting machine frame and penetrates through the two side faces of the shot blasting machine frame to move, and lifting sealing door structures are further arranged on the two side faces of the shot blasting machine frame respectively. Shot blasting nozzle assemblies are arranged on the end face of the shot blasting machine frame at intervals, a casing pipe tool frame body is further arranged on the upper surface of the movable working table top frame, clamping groove structures are evenly arranged on the casing pipe tool frame body and used for containing casing pipes, and the shot blasting nozzle assemblies and the clamping groove structures are oppositely arranged. The shot blasting device is simple in structure, can be suitable for shot blasting work on the inner hole of the sleeve, facilitates feeding and discharging operation, and improves the working efficiency highly.

Description

Technical Field

[0001] The utility model belongs to the technical field of casing processing, and in particular relates to a casing inner hole shot blasting mechanism. Background Art

[0002] During the manufacturing process of the bushing, the inner hole needs to be shot blasted, but it is difficult for a general shot blasting machine to achieve the shot blasting work on the inner hole of the bushing. In the prior art, the patent document with the announcement number CN 212706229 U discloses a shot blasting machine for processing a transformer housing, including a base, a protective shell is provided on the base, a dust cleaning structure is provided on one side of the protective shell, and a shot blaster is provided inside the protective shell; a shot recovery chamber is provided in the protective shell, and an impurity separation component is provided on the outer ring of the shot recovery chamber; a support plate, a circular cutout is provided in the middle of the support plate, a placing table with a trapezoidal cross-section is provided at the cutout, a working plate is provided on the placing table, a clamp is provided on the working plate, a support frame is provided under the support plate, a rotating motor is provided on the support frame, and the rotating motor cooperates with the working plate.

[0003] The above scheme can automatically transfer the plane of the workpiece by utilizing the cooperation of the working plate and the placement table, thereby improving work efficiency; however, the effect of improving work efficiency is not significant, it is not convenient for loading and unloading operations, and it is not suitable for shot blasting the inner hole of the casing. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] In view of the deficiencies in the prior art, the utility model provides a casing inner hole shot blasting mechanism which has a simple structure, can be suitable for performing shot blasting on the inner hole of the casing, is convenient for loading and unloading operations, and has high working efficiency.

[0006] 2. Specific technical solutions

[0007] A casing inner hole shot blasting mechanism is provided with a shot blasting frame, a movable work table frame is arranged in the shot blasting frame, the movable work table frame moves through the two side surfaces of the shot blasting frame, lifting and closing door structures are also respectively arranged on the two side surfaces of the shot blasting frame, shot blasting nozzle assemblies are arranged at intervals on the end surfaces of the shot blasting frame, a casing tooling frame is also arranged on the upper surface of the movable work table frame, and slot structures are evenly arranged on the casing tooling frame for placing casings, and the shot blasting nozzle assembly is arranged opposite to the slot structure.

[0008] Preferably, the casing tooling frame includes a base frame and a V-shaped slot structure, the V-shaped slot structure is evenly arranged on the base frame, and the V-shaped slot structure is composed of two strip steel plates that are relatively spaced apart, and V-shaped steel rods are evenly welded on the two strip steel plates.

[0009] Preferably, at least two hanging frames are respectively arranged on both sides of the base frame, and a limit block is also arranged on the upper surface of the movable work table frame to limit the position of the base frame.

[0010] Preferably, the movable work surface frame includes a work surface frame, a movable driving mechanism and a movable track, the work surface frame has four supporting legs, a roller structure is arranged at the bottom of the supporting legs, the movable driving mechanism is installed in the middle of the supporting legs, and the movable driving mechanism is used to drive the roller structure to rotate.

[0011] Preferably, the mobile driving mechanism is composed of a driving motor and a chain transmission mechanism, a synchronous shaft structure is further provided between two sets of opposite roller structures, and the driving motor is connected to one set of roller structures through the chain transmission mechanism.

[0012] Preferably, movable limit plate mechanisms are arranged at opposite ends of the work surface frame, at least two tooling stations are arranged side by side on the upper surface of the work surface frame, the sleeve tooling frame body is arranged on the tooling station, and the tooling stations are all arranged between the two movable limit plate mechanisms.

[0013] Preferably, the lifting closed door structure includes a door panel structure, a lifting drive mechanism and two vertical sliding troughs, the two vertical sliding troughs are relatively arranged on the sides of the shot blasting machine frame, sliding wheel structures are installed at both ends of the door panel structure, the door panel structure is slidably installed in the vertical sliding troughs through the sliding wheel structure, and the lifting drive mechanism is used to drive the door panel structure to slide in the vertical sliding troughs.

[0014] Preferably, the lifting drive mechanism is a hydraulic cylinder, a pneumatic cylinder or an electric push rod.

[0015] The beneficial effects of the utility model are as follows: the sleeve can be placed evenly and smoothly through the V-shaped groove structure and the V-shaped steel rod, which is convenient for subsequent shot blasting work, and the circular cylindrical surface of the V-shaped steel rod contacts the outer surface of the sleeve to avoid scratches on the outer surface of the sleeve by the tooling, and is conducive to heat dissipation; then the sleeve tooling frame can be unloaded and placed on the movable work table frame, which is convenient for loading and unloading operations with the sleeve tooling frame as a whole, and the work efficiency is higher; the sleeve tooling frame on one of the tooling stations is moved by the movable work table frame so that the sleeve tooling frame enters the shot blasting frame from one side of the shot blasting frame, and the shot blasting work is carried out after being closed by the lifting and closing door structure. At this time, another tooling station on the work table frame is pushed out from the other side of the shot blasting frame, so that the loading and unloading operations with the sleeve tooling frame as a whole can be carried out synchronously, further improving the work efficiency; a movable limiting plate mechanism is also provided, which, while limiting the work, avoids the installation parts of mechanisms such as the mobile driving mechanism from entering the shot blasting frame to cause malfunctions or safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a structural schematic diagram of the shot blasting machine frame and the movable work table frame in the utility model.

[0018] Figure 3 It is a structural schematic diagram of the casing tooling frame in the utility model.

[0019] In the figure: shot blasting machine frame 1; movable work table frame 2; lifting closed door structure 3; casing tool frame 5;

[0020] Base frame 51; V-shaped slot structure 52; V-shaped steel rod 53; hanging frame 54;

[0021] Work surface frame 21; moving drive mechanism 22; moving track 23; supporting foot 24; roller structure 25; synchronous shaft structure 26; moving limit plate mechanism 27; limit block 28;

[0022] Door panel structure 31; lifting drive mechanism 32; vertical sliding slot 33. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, it can be a direct connection, it can be connected through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Example:

[0027] like Figure 1 , Figure 2 and Figure 3 As shown: a sleeve inner hole shot blasting mechanism, which is provided with a shot blasting frame 1, a movable work table frame 2 is arranged in the shot blasting frame 1, the movable work table frame 2 passes through the two side surfaces of the shot blasting frame 1 and moves, and a lifting closed door structure 3 is also arranged on the two side surfaces of the shot blasting frame 1, and a shot blasting nozzle assembly is arranged at intervals on both end surfaces of the shot blasting frame 1, and the shot blasting nozzle assembly is connected to the shot blasting device. It is also possible to arrange a shot blasting nozzle assembly at intervals on one end surface of the shot blasting frame 1, but it is more efficient to arrange both sides, and a sleeve tool frame 5 is also provided on the upper surface of the movable work table frame 2, and a card slot structure is evenly arranged on the sleeve tool frame 5 for placing the sleeve, and the shot blasting nozzle assembly is arranged relative to the card slot structure.

[0028] The casing fixture frame 5 comprises a base frame 51 and a V-shaped slot structure 52, the V-shaped slot structure 52 is evenly arranged on the base frame 51, and the V-shaped slot structure 52 is composed of two strip steel plates relatively spaced apart, and V-shaped steel rods 53 are evenly welded on the two strip steel plates.

[0029] Two hanging frames 54 are respectively provided on both sides of the base frame 51, that is, four hanging frames 54 are more stable and less complicated. More hanging frames 54 are also acceptable, but generally not necessary. A limiting block 28 is also provided on the upper surface of the movable work table frame 2 to limit the position of the base frame 51. Positioning can also be achieved by respectively setting positioning holes and positioning pins on the base frame 51 and the sleeve tooling frame body 5. However, only the approximate position needs to be limited here, and such a precise but difficult to align positioning method is not required.

[0030] Lifting equipment is also provided on both sides of the shot blasting machine frame 1, for lifting the casing tool frame 5 as a whole through the lifting frame 54 for loading or unloading.

[0031] The above-mentioned movable work surface frame 2 includes a work surface frame 21, a movable driving mechanism 22 and a movable track 23. The work surface frame 21 has four supporting legs 24, and a roller structure 25 is arranged at the bottom of the supporting legs 24. The movable driving mechanism 22 is installed in the middle of the supporting legs 24, and the movable driving mechanism 22 is used to drive the roller structure 25 to rotate.

[0032] The mobile driving mechanism 22 is composed of a driving motor and a chain transmission mechanism. A synchronous shaft structure 26 is provided between two sets of opposite roller structures 25. The driving motor is connected to one set of roller structures 25 through the chain transmission mechanism.

[0033] Movable limiting plate mechanisms 27 are arranged opposite to each other at the two ends of the work table frame 21 , and two tooling stations are arranged side by side on the upper surface of the work table frame 21 . More tooling stations are also possible, but generally not necessary. The sleeve tooling frame body 5 is arranged on the tooling station, and the tooling station is arranged between the two movable limiting plate mechanisms 27 .

[0034] The above-mentioned lifting closed door structure 3 includes a door panel structure 31, a lifting drive mechanism 32 and two vertical sliding troughs 33. The two vertical sliding troughs 33 are relatively arranged on the sides of the shot blasting machine frame 1. Sliding wheel structures are installed at both ends of the door panel structure 31. The door panel structure 31 is slidably installed in the vertical sliding troughs 33 through the sliding wheel structure. The lifting drive mechanism 32 is used to drive the door panel structure 31 to slide in the vertical sliding troughs 33, wherein: the lifting drive mechanism 32 is a hydraulic cylinder, a pneumatic cylinder or an electric push rod.

[0035] The implementation principle is as follows: the sleeve can be placed evenly and stably through the V-shaped slot structure 52 and the V-shaped steel rod 53, which is convenient for subsequent shot blasting work, and the circular cylindrical surface of the V-shaped steel rod 53 contacts the outer surface of the sleeve to avoid scratches on the outer surface of the sleeve by the tooling, and is conducive to heat dissipation; then the sleeve tooling frame 5 can be unloaded and placed on the movable work table frame 2, which is convenient for the lifting equipment to carry out loading and unloading operations with the sleeve tooling frame 5 as a whole, and the work efficiency is higher; the movable work table frame 2 is moved so that the sleeve tooling on one of the tooling positions can be moved The mounting body 5 enters the shot blasting frame 1 from one side of the shot blasting frame 1, and is closed by the lifting and closing door structure 3 to carry out the shot blasting work. At this time, another tooling station on the work table frame 21 is pushed out from the other side of the shot blasting frame 1, so that the loading and unloading operations can be carried out simultaneously with the lifting equipment using the sleeve tooling frame 5 as a whole, further improving the work efficiency; a movable limiting plate mechanism 27 is also provided, which prevents the installation parts of mechanisms such as the mobile driving mechanism 22 from entering the shot blasting frame 1 while limiting the work, causing malfunctions or safety hazards.

[0036] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention shall be defined by the appended claims.

Claims

1. A casing inner hole shot blasting mechanism, characterized in that: The invention comprises a shot blasting machine frame (1), wherein a movable work surface frame (2) is arranged inside the shot blasting machine frame (1), wherein the movable work surface frame (2) moves through two side surfaces of the shot blasting machine frame (1), and lifting and closing door structures (3) are respectively arranged on two side surfaces of the shot blasting machine frame (1), and shot blasting nozzle assemblies are arranged at intervals on the end surfaces of the shot blasting machine frame (1), and a sleeve tool frame (5) is also arranged on the upper surface of the movable work surface frame (2), and a slot structure is evenly arranged on the sleeve tool frame (5) for placing sleeves, and the shot blasting nozzle assembly is arranged opposite to the slot structure.

2. The casing inner hole shot blasting mechanism according to claim 1, characterized in that: The casing tool frame (5) comprises a base frame (51) and a V-shaped slot structure (52), wherein the V-shaped slot structure (52) is evenly arranged on the base frame (51), and the V-shaped slot structure (52) is composed of two strip steel plates that are relatively spaced apart, and V-shaped steel rods (53) are evenly welded on the two strip steel plates.

3. The casing inner hole shot blasting mechanism according to claim 2, characterized in that: At least two hanging frames (54) are respectively arranged on both sides of the base frame (51), and a limiting block (28) is also arranged on the upper surface of the movable work surface frame (2) for limiting the position of the base frame (51).

4. The casing inner hole shot blasting mechanism according to any one of claims 1 to 3, characterized in that: The movable work surface frame (2) comprises a work surface frame (21), a movable driving mechanism (22) and a movable track (23); the work surface frame (21) has four supporting legs (24); a roller structure (25) is arranged at the bottom of the supporting legs (24); the movable driving mechanism (22) is installed in the middle of the supporting legs (24); and the movable driving mechanism (22) is used to drive the roller structure (25) to rotate.

5. The casing inner hole shot blasting mechanism according to claim 4, characterized in that: The mobile drive mechanism (22) is composed of a drive motor and a chain transmission mechanism. A synchronous shaft structure (26) is also provided between two sets of opposite roller structures (25). The drive motor is connected to one set of roller structures (25) through the chain transmission mechanism.

6. The casing inner hole shot blasting mechanism according to claim 4, characterized in that: The two ends of the work surface frame (21) are relatively provided with movable limit plate mechanisms (27), the upper surface of the work surface frame (21) is provided with at least two tooling stations side by side, the sleeve tooling frame body (5) is arranged on the tooling stations, and the tooling stations are all arranged between the two movable limit plate mechanisms (27).

7. The casing inner hole shot blasting mechanism according to any one of claims 1-3 or 5-6, characterized in that: The lifting closed door structure (3) comprises a door panel structure (31), a lifting drive mechanism (32) and two vertical sliding grooves (33). The two vertical sliding grooves (33) are arranged opposite to each other on the side of the shot blasting machine frame (1). Sliding wheel structures are installed at both ends of the door panel structure (31). The door panel structure (31) is slidably installed in the vertical sliding grooves (33) through the sliding wheel structures. The lifting drive mechanism (32) is used to drive the door panel structure (31) to slide in the vertical sliding grooves (33).

8. The casing inner hole shot blasting mechanism according to claim 7, characterized in that: The lifting drive mechanism (32) is a hydraulic cylinder, a pneumatic cylinder or an electric push rod.

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