Shot blasting machine convenient to feed and special for small castings

Abstract

The utility model discloses a special shot blasting machine convenient to feed for small castings, which belongs to the technical field of shot blasting machines and comprises a shot blasting machine body. The sealing assembly comprises a sealing door and electric telescopic rods, a through opening is formed in one side of the shot blasting machine body in a penetrating manner, a plurality of mounting grooves are formed in the shot blasting machine body, the electric telescopic rods are mounted in the mounting grooves, the output ends of the electric telescopic rods are fixedly connected with the sealing door, and the sealing door is in sealing fit with the through opening; by arranging the sealing assembly and the fixing assembly, when the sealing assembly drives the sealing door and the fixing frame to move and enter the shot blasting machine body, the wedge-shaped block is in contact with the top of the shot blasting machine body and moves downwards, so that the sliding shaft is driven to overcome the reset spring and move downwards; and the sliding shaft drives the multiple extrusion blocks to move downwards to clamp and fix the casting on the sliding ring.

Description

Technical Field

[0001] The utility model belongs to the technical field of shot blasting machines, and particularly relates to a special shot blasting machine for small castings that is convenient for loading materials. Background Art

[0002] During the production process of castings, it is usually necessary to use a shot blasting machine to remove sand grains or oxides on the surface of the castings to improve the surface quality of the castings. When the existing special shot blasting machine for small castings performs shot blasting on small castings, it is necessary to manually fix the small castings, and the fixing efficiency is relatively low.

[0003] Chinese Utility Model Application No. CN202223081096.8 discloses a special shot blasting machine for small castings, which forms a clamping and fixing effect on the casting through the cooperation of a second spring and a sliding frame with a fixing block. In this way, the fixing block hinders the casting, and it is easy to be hindered by the fixing block when placing and removing the casting, reducing the efficiency of placing and removing the casting. Summary of the Utility Model

[0004] The purpose of the utility model is to propose a special shot blasting machine for small castings that is convenient for loading materials, so as to solve the problem that it is easy to be hindered by the fixing block when placing and removing the casting in the traditional way of forming a clamping and fixing effect on the casting through the cooperation of a second spring and a sliding frame with a fixing block.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A special shot blasting machine for small castings that is convenient for loading materials, comprising:

[0007] A shot blasting machine body;

[0008] A sealing component, the sealing component includes a sealing door and an electric telescopic rod. A through hole is penetrated and opened on one side of the shot blasting machine body. A plurality of installation grooves are opened in the shot blasting machine body. The electric telescopic rod is installed in the installation groove. The output ends of the plurality of electric telescopic rods are fixedly connected with the sealing door, and the sealing door is in sealing cooperation with the through hole;

[0009] A fixing component, the fixing component includes a fixing frame, a sliding shaft, a pressing block, a return spring, a wedge block and a supporting structure. The fixing frame is fixedly connected to the side of the sealing door close to the shot blasting machine body. The sliding shaft is slidably connected to the fixing frame. A plurality of pressing blocks are fixedly connected to the circumferential side of the sliding shaft. A return spring is fixedly connected between the bottom end of the sliding shaft and the fixing frame. The top end of the sliding shaft is fixedly connected with the wedge block. The wedge block is mutually matched with the inner top of the shot blasting machine body. A plurality of supporting structures are connected to the fixing frame, and the plurality of pressing blocks correspond to the plurality of supporting structures.

[0010] Preferably, a support groove is formed at the bottom of the shot blasting machine body, and a support frame is slidably connected in the support groove. The support frame is fixedly connected to the bottom of the sealing door.

[0011] Preferably, the fixing frame includes a top rod, a cylinder body, and a bottom rod. The top of the cylinder body is fixedly connected to the top rod, and the bottom of the cylinder body is fixedly connected to the bottom rod. Both ends of the top rod and the bottom rod away from the cylinder body are fixedly connected to the sealing door. The sliding shaft is slidably connected in the cylinder body. The return spring is located in the cylinder body. A plurality of strip-shaped grooves are formed on the circumferential side of the cylinder body, and the plurality of strip-shaped grooves are in clearance fit with the plurality of extrusion blocks one by one.

[0012] Preferably, the plurality of extrusion blocks are equidistantly distributed along the axial direction of the cylinder body, and the plurality of extrusion blocks are circularly arranged along the radial direction of the cylinder body.

[0013] Preferably, the support structure includes a sliding ring and a fixing spring. A plurality of sliding rings are connected to the outer circumferential side of the cylinder body, and the tops of the plurality of sliding rings correspond to a plurality of groups of extrusion blocks arranged in a circular array.

[0014] Preferably, a plurality of fixing springs are fixedly connected to the bottom of the sliding ring, and the bottom ends of the fixing springs are fixedly connected to the outer side of the cylinder body.

[0015] Compared with the prior art, the present utility model has the following beneficial effects:

[0016] In the present utility model, by setting a sealing component and a fixing component, when the sealing component drives the sealing door and the fixing frame to move into the shot blasting machine body, the wedge block contacts the top of the shot blasting machine body and moves downward, thereby driving the sliding shaft to move downward against the return spring, and the sliding shaft drives the plurality of extrusion blocks to move downward to form a clamping and fixing effect on the casting on the sliding ring. At the same time, under the elastic force of the fixing spring, it is convenient to form an effective elastic clamping and fixing on castings of different specifications. When the wedge block leaves the shot blasting machine body, under the elastic force of the return spring, the extrusion block moves upward with the sliding shaft, automatically releasing the clamping and fixing of the casting, facilitating the user to directly take away the casting from the sliding ring without hindrance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is a vertical sectional view and a partial sectional view of the installation groove of the present utility model.

[0019] In the figure: 1 shot blasting machine body, 2 sealing door, 3 installation groove, 4 electric telescopic rod, 5 support frame, 6 support groove, 7 fixing frame, 71 top rod, 72 cylinder body, 73 bottom rod, 8 sliding shaft, 9 extrusion block, 10 return spring, 11 wedge block, 12 sliding ring, 13 fixing spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, in combination with the accompanying drawings in the embodiments of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0021] Refer to Figure 1 - Figure 2 , a shot blasting machine dedicated to small castings for convenient feeding, including:

[0022] Shot blasting body 1.

[0023] Sealing assembly, the sealing assembly includes a sealing door 2 and an electric telescopic rod 4. A through port is penetrated and opened on one side of the shot blasting body 1. A plurality of installation grooves 3 are opened in the shot blasting body 1. The electric telescopic rod 4 is installed in the installation groove 3. The output ends of the plurality of electric telescopic rods 4 are fixedly connected to the sealing door 2. The sealing door 2 is in sealing cooperation with the through port. When the output end of the electric telescopic rod 4 extends or contracts, the sealing door 2 can be driven to separate from or close to the shot blasting body 1.

[0024] Among them, four installation grooves 3 are adopted and are respectively arranged at the four corners of the shot blasting body 1 to improve the driving stability of the sealing door 2.

[0025] Fixing assembly, the fixing assembly includes a fixing frame 7, a sliding shaft 8, a pressing block 9, a return spring 10, a wedge block 11 and a supporting structure. The fixing frame 7 is fixedly connected to the side of the sealing door 2 close to the shot blasting body 1. The sliding shaft 8 is slidably connected to the fixing frame 7. A plurality of pressing blocks 9 are fixedly connected to the periphery of the sliding shaft 8. A return spring 10 is fixedly connected between the bottom end of the sliding shaft 8 and the fixing frame 7. The top end of the sliding shaft 8 is fixedly connected to the wedge block 11. The wedge block 11 cooperates with the inner top of the shot blasting body 1. A plurality of supporting structures are connected to the fixing frame 7. The plurality of pressing blocks 9 correspond to the plurality of supporting structures.

[0026] A support groove 6 is opened at the bottom of the shot blasting body 1. A support frame 5 is slidably connected in the support groove 6. The support frame 5 is fixedly connected to the bottom of the sealing door 2. The sealing door 2 is supported by the support frame 5, reducing the radial burden on the output end of the electric telescopic rod 4 during the movement of the sealing door 2 and the fixing frame 7, and improving the service life of the electric telescopic rod 4.

[0027] The fixing frame 7 includes a top rod 71, a cylinder body 72 and a bottom rod 73. The top rod 71 is fixedly connected to the top of the cylinder body 72, and the bottom rod 73 is fixedly connected to the bottom of the cylinder body 72. The ends of the top rod 71 and the bottom rod 73 away from the cylinder body 72 are both fixedly connected to the sealing door 2. The sliding shaft 8 is slidably connected in the cylinder body 72. The return spring 10 is located in the cylinder body 72. A plurality of strip-shaped grooves are opened on the periphery of the cylinder body 72. The plurality of strip-shaped grooves are in clearance fit with the plurality of pressing blocks 9 one by one.

[0028] A plurality of extrusion blocks 9 are equidistantly distributed along the axial direction of the cylinder body 72, and the plurality of extrusion blocks 9 are circularly arrayed along the radial direction of the cylinder body 72, which is convenient for fixing a plurality of castings and improving the grinding efficiency of the plurality of castings.

[0029] The support structure includes a sliding ring 12 and a fixing spring 13. A plurality of sliding rings 12 are connected to the outer peripheral side of the cylinder body 72, and the tops of the plurality of sliding rings 12 correspond to a plurality of groups of extrusion blocks 9 that are circularly arrayed.

[0030] A plurality of fixing springs 13 are fixedly connected to the bottom of the sliding ring 12, and the bottom ends of the fixing springs 13 are fixedly connected to the outer side of the cylinder body 72. Through the fixing springs 13, when the extrusion block 9 presses down the casting on the sliding ring 12, the clamping and fixing effect on castings of different specifications is improved, and at the same time, it is avoided that directly fixing the sliding ring 12 on the cylinder body 72 causes excessive clamping and damage to the casting when clamping a larger casting.

[0031] The operating principle of the present utility model is described as follows:

[0032] During use, place the casting on the sliding ring 12, start a plurality of electric telescopic rods 4, the output ends of the electric telescopic rods 4 contract, driving the sealing door 2 and the fixing frame 7 to move into the shot blasting machine body 1. When the fixing frame 7 moves, the wedge-shaped block 11 on it contacts the top of the shot blasting machine body 1 and moves downward, thereby driving the sliding shaft 8 to move downward against the restoring spring 10, and the sliding shaft 8 drives a plurality of extrusion blocks 9 to move downward to form a clamping and fixing effect on the casting on the sliding ring 12;

[0033] At the same time, under the elastic force of the fixing spring 13, the extrusion block 9 continues to move downward with the sliding shaft 8, thereby forming an elastic clamping and fixing effect on the casting, which is convenient for effectively clamping and fixing castings of different specifications and improving the clamping and fixing effect on castings of different specifications;

[0034] When the wedge-shaped block 11 leaves the shot blasting machine body 1, under the elastic force of the restoring spring 10, the extrusion block 9 moves upward with the sliding shaft 8, automatically releasing the clamping and fixing of the casting, which is convenient for the user to directly take away the casting from the sliding ring 12 without hindrance.

[0035] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent replacements or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A special shot blasting machine for small castings that is convenient for feeding, characterized in that, Including: Shot blasting machine body (1); A sealing assembly, the sealing assembly includes a sealing door (2) and an electric telescopic rod (4). A through opening is formed through one side of the shot blasting machine body (1). A plurality of mounting grooves (3) are formed in the shot blasting machine body (1). The electric telescopic rod (4) is installed in the mounting groove (3). The output ends of the plurality of electric telescopic rods (4) are fixedly connected to the sealing door (2). The sealing door (2) is in sealing cooperation with the through opening; A fixing assembly, the fixing assembly includes a fixing frame (7), a sliding shaft (8), a pressing block (9), a return spring (10), a wedge block (11) and a supporting structure. The fixing frame (7) is fixedly connected to one side of the sealing door (2) close to the shot blasting machine body (1). A sliding shaft (8) is slidably connected to the fixing frame (7). A plurality of pressing blocks (9) are fixedly connected to the circumferential side of the sliding shaft (8). A return spring (10) is fixedly connected between the bottom end of the sliding shaft (8) and the fixing frame (7). The top end of the sliding shaft (8) is fixedly connected to a wedge block (11). The wedge block (11) cooperates with the inner top of the shot blasting machine body (1). A plurality of supporting structures are connected to the fixing frame (7). The plurality of pressing blocks (9) correspond to the plurality of supporting structures.

2. The small-sized casting special shot blasting machine convenient for loading according to claim 1, characterized in that, Wherein: A supporting groove (6) is formed at the bottom of the shot blasting machine body (1). A support frame (5) is slidably connected in the supporting groove (6). The support frame (5) is fixedly connected to the bottom of the sealing door (2).

3. The special shot blasting machine for small castings with convenient feeding according to claim 1, characterized in that Wherein: The fixing frame (7) includes a top rod (71), a cylinder body (72) and a bottom rod (73). The top of the cylinder body (72) is fixedly connected to the top rod (71), and the bottom of the cylinder body (72) is fixedly connected to the bottom rod (73). The ends of the top rod (71) and the bottom rod (73) away from the cylinder body (72) are both fixedly connected to the sealing door (2). The sliding shaft (8) is slidably connected in the cylinder body (72). The return spring (10) is located in the cylinder body (72). A plurality of strip-shaped grooves are formed on the circumferential side of the cylinder body (72). The plurality of strip-shaped grooves are in clearance fit with the plurality of pressing blocks (9) one by one.

4. The special shot blasting machine for small castings facilitating feeding according to claim 3, characterized in that, Wherein: The plurality of pressing blocks (9) are equidistantly distributed along the axial direction of the cylinder body (72), and the plurality of pressing blocks (9) are circularly arrayed along the radial direction of the cylinder body (72).

5. The special shot blasting machine for small castings with convenient feeding according to claim 4, characterized in that, Wherein: The supporting structure includes a sliding ring (12) and a fixing spring (13). A plurality of sliding rings (12) are connected to the outer circumferential side of the cylinder body (72). The tops of the plurality of sliding rings (12) correspond to the plurality of groups of pressing blocks (9) that are circularly arrayed.

6. The small-sized casting special shot blasting machine convenient for feeding according to claim 5, characterized in that, Wherein: A plurality of fixing springs (13) are fixedly connected to the bottom of the sliding ring (12). The bottom ends of the fixing springs (13) are fixedly connected to the outer side of the cylinder body (72).

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