A vertical molding machine

Abstract

The utility model discloses a vertical molding machine, including a sand-shooting box body, in which two molding installation structures are arranged; the two molding installation structures both include: a cylinder, a coupling, a connecting frame, an operating box body, a mounting frame, a mold body, a threaded sleeve, a screw and a propulsion and fixing assembly; the utility model relates to the technical field of molding machines, and the molding installation structure adopted in this case can achieve full fixation of the mounting frame under the action of the screw when the mold is temporarily replaced through the propulsion and fixing assembly, so as to achieve the purpose of mold replacement, and adopts a multi-point expansion type fixing method, which can effectively ensure the installation stability of the mounting frame and the mold body during installation, and adopts a single screw driving method, which can effectively ensure the replacement efficiency of the mold.

Description

Technical Field

[0001] The utility model relates to the technical field of molding machines, in particular to a vertical molding machine. Background Art

[0002] Vertical molding machine is a casting equipment used to make sand molds. Its main function is to fill sand, fill loose molding sand into the sand box, compact the molding sand, and compact the loose molding sand in the sand box through different methods such as vibration, compaction, shock pressure, and shooting pressure, so that the sand mold has the necessary strength during transportation and pouring. It is used to remove the mold from the compacted sand mold using different mechanisms. The molding machine fills sand through the sand shooting device;

[0003] When using existing vertical molding machines, the mold is usually installed and fixed by multiple bolts. When faced with processing requirements of different specifications, workers are required to unscrew multiple bolts to disassemble the mold. When temporarily processing the workpiece, the replacement of the mold takes up a lot of time, resulting in low overall processing efficiency of the workpiece. In view of this, there may be technical means to solve the above problems in the existing technology, but this case intends to provide an alternative or replacement technical solution. Utility Model Content

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a vertical molding machine, including a sand shooting box, wherein the sand shooting box is provided with two molding installation structures;

[0005] The two molding installation structures each include: a cylinder, a coupling, a connecting frame, an operating box, an installation frame, a mold body, a threaded sleeve, a screw and a propulsion fixing assembly;

[0006] The cylinder is located at one side of the sand-shooting box, one end of the coupling is connected to the telescopic end of the cylinder, one end of the connecting frame is connected to the other end of the coupling, the operating box is fixedly installed on one side of the connecting frame, the mounting frame is located at one side of the operating box, the mold body is installed on one side of the mounting frame by bolts, and is movably embedded in the sand-shooting box, the threaded sleeve is embedded in a wall surface on one side of the operating box, the screw is movably embedded in the threaded sleeve, the propulsion and fixing assembly is installed in the operating box, and one end passes through the side wall of the operating box.

[0007] Preferably, the propulsion fixing assembly comprises: a propulsion sleeve, a propulsion fixing rod, a propulsion block, two hinge seats, two fixing holes, two positioning shafts and two fixing side plates;

[0008] The propulsion sleeve is embedded in the other side wall of the operating box, one end of the propulsion fixing rod is movably inserted into the propulsion sleeve and contacts the inner wall of the mounting frame, the propulsion block is fixedly installed on one end of the propulsion fixing rod, the two hinge seats are respectively installed on both sides of the propulsion block, the two fixing holes are respectively opened on the upper wall and the lower wall of the operating box, the two positioning shafts are respectively installed on both sides of the operating box, one end of the two fixed side panels is respectively hinged to the two hinge seats, and the other end is movably inserted into the two fixing holes.

[0009] Preferably, a return coil spring is installed at the connection position between the fixed side plate and the hinge seat.

[0010] Preferably, fixing grooves are provided on both sides of the installation frame.

[0011] Preferably, a return spring is provided between the propulsion block and a side wall of the operating box.

[0012] Beneficial Effects

[0013] The utility model provides a vertical molding machine with the following beneficial effects: the molding installation structure adopted in this case can fully fix the installation frame under the action of the screw when the mold is temporarily replaced through the arranged propulsion fixing component, so as to achieve the purpose of mold replacement, and adopts a multi-point expansion type fixing method, which can effectively ensure the installation stability of the installation frame and the mold body during installation, and adopts a single screw driving method, which can effectively ensure the replacement efficiency of the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a vertical molding machine described in the utility model.

[0015] Figure 2 This is an enlarged structural schematic diagram of position "A" of a vertical molding machine described in the utility model.

[0016] In the figure: 1, sand shooting box, 2, cylinder, 3, coupling, 4, connecting frame, 5, operation box, 6, mounting frame, 7, mold body, 8, threaded sleeve, 9, screw, 10, push sleeve, 11, push fixing rod, 12, push block, 13, hinge seat, 14, fixing hole, 15, positioning shaft, 16, fixed side plate, 17, reset coil spring, 18, fixing groove, 19, reset spring. DETAILED DESCRIPTION

[0017] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0018] Example: See Figure 1-2 , a vertical molding machine, comprising a sand shooting box 1, in which two molding installation structures are arranged;

[0019] Both molding installation structures include: a cylinder 2, a coupling 3, a connecting frame 4, an operating box 5, an installation frame 6, a mold body 7, a threaded sleeve 8, a screw 9 and a propulsion fixing assembly;

[0020] The cylinder 2 is located on one side of the sand-shooting box 1, one end of the coupling 3 is connected to the telescopic end of the cylinder 2, one end of the connecting frame 4 is connected to the other end of the coupling 3, the operating box 5 is fixedly installed on one side of the connecting frame 4, the mounting frame 6 is located on one side of the operating box 5, the mold body 7 is installed on one side of the mounting frame 6 by bolts, and is movably embedded in the sand-shooting box 1, the threaded sleeve 8 is embedded in the wall of one side of the operating box 5, the screw 9 is movably embedded in the threaded sleeve 8, the push-fixing assembly is installed in the operating box 5, and one end passes through the side wall of the operating box 5.

[0021] When installing the mold of the vertical molding machine, the staff first connects the connecting frame 4 to the telescopic end of the cylinder 2 through the coupling 3, and then installs the mold body 7 on one side of the mounting frame 6 through bolts, and fits one side of the mounting frame 6 with one side of the operating box 5, and then turns the screw 9 in the threaded sleeve 8, and pushes the advancement and fixing assembly to move outward in the operating box 5 through the screw 9, and the mounting frame 6 is expanded and fixed at multiple points by the advancement and fixing assembly to ensure the installation stability of the mold. When the mold needs to be temporarily replaced, the screw 9 in the threaded sleeve 8 can be reversed to reset the advancement and fixing assembly in the operating box 5, and the mounting frame 6 and the mold body 7 can be disassembled. Only another set of mounting frame 6 and mold body 7 need to be placed on one side of the operating box 5, and the mold can be replaced and fixed by turning the screw 9 again. In the subsequent mold replacement, the downtime is effectively reduced and the processing efficiency of the workpiece is guaranteed.

[0022] In the specific implementation process, the push-fixing assembly includes: a push sleeve 10, a push-fixing rod 11, a push block 12, two hinge seats 13, two fixing holes 14, two positioning shafts 15 and two fixing side plates 16;

[0023] The propulsion sleeve 10 is embedded in the other side wall of the operating box 5, one end of the propulsion fixing rod 11 is movably inserted into the propulsion sleeve 10 and contacts the inner wall of the mounting frame 6, the propulsion block 12 is fixedly installed at one end of the propulsion fixing rod 11, two hinge seats 13 are respectively installed on both sides of the propulsion block 12, two fixing holes 14 are respectively opened on the upper wall and lower wall of the operating box 5, two positioning shafts 15 are respectively installed on both sides of the operating box 5, one end of the two fixed side panels 16 is respectively hinged to the two hinge seats 13, and the other end is movably inserted into the two fixing holes 14.

[0024] When installing the installation frame 6, since the screw rod 9 rotates in the threaded sleeve 8 and pushes the push block 12 in the operating box 5 to move, when the push block 12 moves, the push fixing rod 11 located on one side of the push block 12 extends out in the push sleeve 10 to push and fix the center position of the inner wall of the installation frame 6. At the same time, the two fixed side plates 16 installed on both sides of the push block 12 through the hinge seat 13 are turned to the outside in the two fixing holes 14 under the action of the two fixing shafts until the fixed side plates 16 on both sides are aligned with the installation frame 6. The inner wall fixing groove 18 is engaged, and the fixing rod 11 is pushed and cooperated with the two fixed side plates 16 to fix the installation frame 6 at multiple points to ensure the fixing effect of the installation frame 6 and the mold. When disassembling the installation frame 6, the screw rod 9 is turned in the opposite direction, and the push block 12 is reset under the action of the reset spring 19, driving the pushing fixing rod 11 to separate from the installation frame 6, and under the action of the reset coil spring 17, the fixed side plate 16 is reset in the hinge seat 13 and separated from the fixing groove 18 in the installation frame 6, so that the installation frame 6 can be disassembled.

[0025] In the specific implementation process, a return coil spring 17 is installed at the connection position between the fixed side plate 16 and the hinge seat 13.

[0026] In the specific implementation process, fixing grooves 18 are provided on both sides of the installation frame 6 .

[0027] In the specific implementation process, a return spring 19 is provided between the propulsion block 12 and a side wall surface of the operation box 5 .

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated 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 that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vertical molding machine, comprising a sand-shooting box (1), characterized in that: The sand blasting box (1) is provided with two molding installation structures; The two molding installation structures each comprise: a cylinder (2), a coupling (3), a connecting frame (4), an operating box (5), an installation frame (6), a mold body (7), a threaded sleeve (8), a screw (9) and a propulsion fixing assembly; The cylinder (2) is located on one side of the sand-shooting box (1); one end of the coupling (3) is connected to the telescopic end of the cylinder (2); one end of the connecting frame (4) is connected to the other end of the coupling (3); the operating box (5) is fixedly mounted on one side of the connecting frame (4); the mounting frame (6) is located on one side of the operating box (5); the mold body (7) is mounted on one side of the mounting frame (6) by bolts and is movably embedded in the sand-shooting box (1); the threaded sleeve (8) is embedded in a wall surface on one side of the operating box (5); the screw (9) is movably embedded in the threaded sleeve (8); the propulsion fixing assembly is mounted in the operating box (5) and one end thereof passes through the side wall of the operating box (5).

2. A vertical molding machine according to claim 1, characterized in that: The propulsion fixing assembly comprises: a propulsion sleeve (10), a propulsion fixing rod (11), a propulsion block (12), two hinge seats (13), two fixing holes (14), two positioning shafts (15) and two fixing side plates (16); The propulsion sleeve (10) is embedded in the other side wall of the operating box (5); one end of the propulsion fixing rod (11) is movably inserted into the propulsion sleeve (10) and contacts the inner wall of the mounting frame (6); the propulsion block (12) is fixedly installed on one end of the propulsion fixing rod (11); the two hinge seats (13) are respectively installed on both sides of the propulsion block (12); the two fixing holes (14) are respectively opened on the upper wall and the lower wall of the operating box (5); the two positioning shafts (15) are respectively installed on both sides of the operating box (5); one end of the two fixed side plates (16) is respectively hinged to the two hinge seats (13), and the other end is movably inserted into the two fixing holes (14).

3. A vertical molding machine according to claim 2, characterized in that: A return coil spring (17) is installed at the connection position between the fixed side plate (16) and the hinge seat (13).

4. A vertical molding machine according to claim 1, characterized in that: Fixing grooves (18) are provided on both sides of the installation frame (6).

5. A vertical molding machine according to claim 2, characterized in that: A return spring (19) is provided between the propulsion block (12) and a side wall surface inside the operation box (5).

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