Deburring device for metal casting

Abstract

The utility model relates to the technical field of metal processing, and discloses a deburring device for a metal casting. The jacking device is composed of a first sliding rod, a first spring, a first sliding block, a first fixing base, a first fixing column, a rotating shaft, a connecting block, a second sliding rod, a second spring, a second sliding block, a second fixing base, a second fixing column, a moving column, a limiting piece and a third spring, and the first sliding rod is fixedly installed in the lower die base; the first spring is connected to the surface of the first sliding rod in a sleeving mode, the first sliding block is slidably installed on the surface of the first sliding rod, the first fixing base is fixedly installed on the side face of the first sliding block, and the first fixing column is fixedly installed in the first fixing base. According to the deburring device for the metal casting, by pushing the moving column, under the action of the first spring and the second spring, the first sliding block can drive the lower die plate to return to the original position, a part can be popped out, operation is rapid, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing, in particular to a deburring device for metal castings. Background Art

[0002] At present, many metal parts are formed by mold casting, especially some plate-like parts with holes. After the parts are cast in the mold cavity formed by the cooperation of two half molds, some burrs will be generated on some holes and the surrounding side walls of the parts.

[0003] The patent with application number 202120612813.1 discloses a deburring device for metal castings, including a lower template and an upper template arranged correspondingly up and down, the lower template is provided with a first embedding groove for the lower part of the part to be inserted, and the lower surface of the upper mold is provided with a second embedding groove for the upper part of the part to be inserted, the first embedding groove is provided with perforations corresponding to the holes on the part, and the bottom of the second embedding groove is provided with a push rod corresponding to the holes on the part, and also includes a driving mechanism for driving the upper template to reciprocate up and down.

[0004] The deburring device for metal castings can realize the effect of convenient automatic deburring of metal castings and saving labor costs by setting the cooperation between the upper template, the lower template, the first embedding groove, the second embedding groove, the driving mechanism, the ejector rod and the perforation. However, there are still some areas that can be improved. For example, after the deburring operation is completed, the device needs to use the head of the clamp to clamp one side of the part to take it out, which is inconvenient to use in actual use and cannot meet current needs. Utility Model Content

[0005] The purpose of the utility model is to provide a deburring device for metal castings to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a deburring device for metal castings, comprising a machine base, a workbench, a lower die base, a lifting device, and a lower template, wherein the workbench is arranged inside the machine base, the lower die base is arranged on the top of the workbench, the lifting device is arranged inside the lower die base, and the lower template is arranged inside the lower die base.

[0007] The jacking device is composed of a first sliding bar, a first spring, a first slider, a first fixed seat, a first fixed column, a rotating shaft, a connecting block, a second sliding bar, a second spring, a second slider, a second fixed seat, a second fixed column, a moving column, a limiting plate, and a third spring. The first sliding bar is fixedly installed inside the lower mold seat, the first spring is sleeved on the surface of the first sliding bar, the first slider is slidably installed on the surface of the first sliding bar, the first fixed seat is fixedly installed on the side of the first slider, the first fixed column is fixedly installed inside the first fixed seat, the rotating shaft is rotatably installed inside the lower mold seat, the connecting block is fixedly installed on the surface of the rotating shaft, the second sliding bar is fixedly installed inside the lower mold seat, the second spring is sleeved on the surface of the second sliding bar, the second slider is slidably installed on the surface of the second sliding bar, the second fixed seat is fixedly installed on the side of the second slider, the second fixed column is fixedly installed inside the second fixed seat, the moving column is slidably installed inside the second slider, the limiting plate is fixedly installed on the side of the moving column, and the third spring is sleeved on the surface of the moving column.

[0008] Preferably, one end of the first spring is connected to the lower die base, and the other end of the first spring is connected to the first slider, and the first spring is provided for resetting the first slider.

[0009] Preferably, slots are provided at both ends of the connecting block, and the first fixed column and the second fixed column are both arranged inside the slots. By moving the first slider on the surface of the first slide rod, the first fixed column can be driven to move through the first fixed seat. Under the action of the rotating shaft, the connecting block can rotate. The slots are provided to facilitate the movement of the first fixed column and the second fixed column inside the connecting block.

[0010] Preferably, one end of the second spring is connected to the lower die base, and the other end of the second spring is connected to the second slider, and a second spring is provided for resetting the second slider.

[0011] Preferably, one end of the third spring is connected to the second slider, and the other end of the third spring is connected to the limiting plate, and the third spring is provided for resetting the limiting plate.

[0012] Preferably, a slot matching the movable column is provided on the side surface of the lower die base, and the slot is provided to limit the movable column.

[0013] Preferably, the first slide rod, the first spring and the first slider are all in a group, and there are two groups symmetrically arranged inside the lower mold base, and the lower mold plate is fixedly installed in the middle of the two first sliders. This arrangement facilitates stable support of the lower mold plate.

[0014] Compared with the prior art, the utility model has the beneficial effects that the deburring device for metal castings can push the movable column, and under the action of the first spring and the second spring, the first slider can drive the lower template to return to its original position, so that the part can be ejected, and the operation is quick and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the lower die base and the lower die plate of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the rotating shaft, the connecting block and the second sliding rod of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the movable column, the limiting plate and the third spring of the utility model.

[0019] In the figure: 1. machine base; 2. workbench; 3. lower mold base; 4. lifting device; 401. first slide bar; 402. first spring; 403. first slider; 404. first fixed seat; 405. first fixed column; 406. rotating shaft; 407. connecting block; 408. second slide bar; 409. second spring; 410. second slider; 411. second fixed seat; 412. second fixed column; 413. moving column; 414. limiting plate; 415. third spring; 5. lower mold plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a deburring device for metal castings, comprising a machine base 1, a workbench 2, a lower die base 3, a lifting device 4, and a lower template 5. The workbench 2 is arranged inside the machine base 1, the lower die base 3 is arranged on the top of the workbench 2, the lifting device 4 is arranged inside the lower die base 3, and the lower template 5 is arranged inside the lower die base 3.

[0022] The lifting device 4 is composed of a first slide bar 401, a first spring 402, a first slider 403, a first fixed seat 404, a first fixed column 405, a rotating shaft 406, a connecting block 407, a second slide bar 408, a second spring 409, a second slider 410, a second fixed seat 411, a second fixed column 412, a movable column 413, a limit plate 414, and a third spring 415. The first slide bar 401 is fixedly installed inside the lower die seat 3, the first spring 402 is sleeved on the surface of the first slide bar 401, the first slider 403 is slidably installed on the surface of the first slide bar 401, one end of the first spring 402 is connected to the lower die seat 3, and the other end of the first spring 402 is connected to the first slider 403. A first spring 402 is provided for resetting the first slider 403. The first slide bar 401, the first spring 402 and the first slider 403 are all one in a group, and there are two groups symmetrically arranged inside the lower mold base 3, and the lower mold plate 5 is fixedly installed in the middle of the two first sliders 403. This arrangement is convenient for stably supporting the lower mold plate 5. The first fixed seat 404 is fixedly installed on the side of the first slider 403, the first fixed column 405 is fixedly installed inside the first fixed seat 404, the rotating shaft 406 is rotatably installed inside the lower mold base 3, the connecting block 407 is fixedly installed on the surface of the rotating shaft 406, the second slide bar 408 is fixedly installed inside the lower mold base 3, and the second spring 409 is sleeved on the second slide bar 408. The second slider 410 is slidably mounted on the surface of the second slider 408, one end of the second spring 409 is connected to the lower die seat 3, and the other end of the second spring 409 is connected to the second slider 410. A second spring 409 is provided for resetting the second slider 410. A second fixed seat 411 is fixedly mounted on the side of the second slider 410, and a second fixed column 412 is fixedly mounted inside the second fixed seat 411. Notches are provided at both ends of the connecting block 407, and the first fixed column 405 and the second fixed column 412 are both arranged inside the notches. By moving the first slider 403 on the surface of the first slider 401, the first fixed column 405 can be driven to move through the first fixed seat 404. The connecting block 407 can rotate under the action of the rotating shaft 406. A notch is provided to facilitate the first fixed column 405 and the second fixed column 412 to move inside the connecting block 407. The movable column 413 is slidably installed inside the second sliding block 410. A card slot matching the movable column 413 is provided on the side of the lower mold base 3. The card slot can limit the movable column 413. The limiting plate 414 is fixedly installed on the side of the movable column 413. The third spring 415 is sleeved on the surface of the movable column 413. One end of the third spring 415 is connected to the second sliding block 410, and the other end of the third spring 415 is connected to the limiting plate 414. The third spring 415 is provided for resetting the limiting plate 414.

[0023] When in use, the upper template is moved downward to deburr the parts on the surface of the lower template 5. When the lower template 5 moves downward, the first slider 403 can move downward on the surface of the first slide bar 401 to compress the first spring 402, and the first fixed column 405 is driven to move through the first fixed seat 404. Under the action of the rotating shaft 406, the connecting block 407 can rotate, so that the second fixed seat 411 and the second fixed column 412 can move upward, so that the second slider 410 moves upward on the surface of the second slide bar 408 to stretch the second spring 409. When the moving column 413 is aligned with the slot, under the action of the third spring 415, the moving column 413 moves outward to limit the second slider 410. When the part needs to be taken out, it only needs to push the moving column 413. Under the action of the first spring 402 and the second spring 409, the first slider 403 can drive the lower template 5 to return to its original position, and the part can be ejected.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A deburring device for metal castings, comprising a machine base (1), a workbench (2), a lower die base (3), a lifting device (4), and a lower die plate (5), characterized in that: The workbench (2) is arranged inside the machine base (1), the lower die base (3) is arranged on the top of the workbench (2), the jacking device (4) is arranged inside the lower die base (3), and the lower mold plate (5) is arranged inside the lower die base (3); The lifting device (4) is composed of a first sliding rod (401), a first spring (402), a first slider (403), a first fixed seat (404), a first fixed column (405), a rotating shaft (406), a connecting block (407), a second sliding rod (408), a second spring (409), a second slider (410), a second fixed seat (411), a second fixed column (412), a movable column (413), a limiting plate (414), and a third spring (415). The first sliding rod (401) is fixedly installed inside the lower mold base (3). The first spring (402) is sleeved on the surface of the first sliding rod (401). The first slider (403) is slidably installed on the surface of the first sliding rod (401). The first fixed seat (404) is fixedly installed on the side of the first slider (403). The first fixed column (405) is fixedly installed The rotating shaft (406) is rotatably mounted inside the lower mold base (3) inside the first fixed seat (404), the connecting block (407) is fixedly mounted on the surface of the rotating shaft (406), the second slide bar (408) is fixedly mounted inside the lower mold base (3), the second spring (409) is sleeved on the surface of the second slide bar (408), the second slider (410) is slidably mounted on the surface of the second slider (408), the second fixed seat (411) is fixedly mounted on the side of the second slider (410), the second fixed column (412) is fixedly mounted inside the second fixed seat (411), the movable column (413) is slidably mounted inside the second slider (410), the limiting plate (414) is fixedly mounted on the side of the movable column (413), and the third spring (415) is sleeved on the surface of the movable column (413).

2. A deburring device for metal castings according to claim 1, characterized in that: One end of the first spring (402) is connected to the lower die base (3), and the other end of the first spring (402) is connected to the first slider (403).

3. A deburring device for metal castings according to claim 1, characterized in that: Notches are provided at both ends of the connection block (407), and the first fixing column (405) and the second fixing column (412) are both arranged inside the notches.

4. A deburring device for metal castings according to claim 1, characterized in that: One end of the second spring (409) is connected to the lower die base (3), and the other end of the second spring (409) is connected to the second slider (410).

5. A deburring device for metal castings according to claim 1, characterized in that: One end of the third spring (415) is connected to the second slider (410), and the other end of the third spring (415) is connected to the limiting plate (414).

6. A deburring device for metal castings according to claim 1, characterized in that: A slot matching the movable column (413) is provided on the side of the lower die base (3).

7. A deburring device for metal castings according to claim 1, characterized in that: The first slide bar (401), the first spring (402) and the first slider (403) are all grouped together, with two groups symmetrically arranged inside the lower die base (3), and the lower die plate (5) is fixedly mounted between the two first sliders (403).

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