Positioning device for metal casting machining

Abstract

The utility model relates to the technical field of metal casting machining, and discloses a positioning device for metal casting machining, which solves the problem of poor positioning effect on metal castings at present, and comprises a machining table, supporting legs are fixedly mounted at the bottom of the machining table at equal angles, and a supporting mechanism is mounted at the top of the machining table. A positioning mechanism is installed on the machining table and comprises four stand columns located at the top of the machining table. According to the device, through cooperation between the first air cylinder and the lifting plate and cooperation between the supporting columns and the first U-shaped round rods, the second sliding blocks can descend at the same time conveniently, then limiting on the first sliding blocks can be relieved, through cooperation between the movable rods and the sliding plates and cooperation between the side rods and the springs, the second U-shaped round rods can drive the sleeving blocks to move conveniently, and the sleeving blocks can move conveniently. And then all the abutting heads can be tightly attached to the metal casting, and therefore the metal casting with the irregular shape can be stably clamped and positioned conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal casting processing, in particular to a positioning device for metal casting processing. Background Art

[0002] Metal castings are made by melting metal into a liquid that meets certain requirements and pouring it into a mold. After cooling, solidification and cleaning, metal products with predetermined shapes, sizes and properties are obtained. The casting process achieves the purpose of eliminating mechanical processing or a small amount of processing, reducing costs and time to a certain extent. At the same time, casting is one of the basic processes of the modern machinery manufacturing industry, and metal castings are positioned during the processing.

[0003] The positioning device used in the prior art has a relatively fixed structure. When the shape of the metal casting is irregular, it is inconvenient to perform good positioning, so the ideal positioning effect cannot be achieved. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a positioning device for metal casting processing, which effectively solves the problem of poor positioning effect of metal castings at present.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: A positioning device for metal casting processing, comprising a processing table, the bottom of the processing table is fixedly installed with support legs at equal angles, the top of the processing table is installed with a support mechanism, and the processing table is installed with a positioning mechanism;

[0006] The positioning mechanism includes a column located on the top of the processing table. There are four columns, and the four columns are fixed at the top of the processing table at equal angles. A top plate is fixedly installed on the top of the column, a side rod is fixedly installed on the outer side of the top plate, a side block is fixedly installed on the end of the side rod away from the top plate, a slide plate is movably sleeved on the outer side of the side rod, a spring is fixedly connected between the slide plate and the side block, the spring is sleeved on the outer side of the side rod, a U-shaped round rod 2 is fixedly installed on the side of the slide plate away from the side block, the U-shaped round rod 2 penetrates the top plate and is movably connected to the top plate, a sleeve block is fixedly sleeved on the outer side of the U-shaped round rod 2, the sleeve block is located on the side of the top plate away from the slide plate, and an abutment is fixedly installed on the side of the sleeve block away from the top plate.

[0007] Preferably, a slider 1 is movably sleeved on the outer side of the column, a movable rod is rotatably connected to the outer side of the slider 1, and an end of the movable rod away from the slider 1 is rotatably connected to the bottom of the slide plate.

[0008] Preferably, a slider 2 is movably sleeved on the outer side of the column, the slider 2 is located at the bottom of the slider 1, a U-shaped round rod 1 is fixedly installed on the bottom of the slider 2, the U-shaped round rod 1 passes through the processing table and is movably connected to the processing table.

[0009] Preferably, a chassis is provided directly below the processing table, support columns are fixedly connected at equal angles between the chassis and the processing table, the outer side of each support column is movably sleeved with the same lifting plate, a cylinder is fixedly installed between the lifting plate and the chassis, and the lifting plate is fixedly sleeved on the outer side of a U-shaped round rod.

[0010] Preferably, the support mechanism comprises two U-shaped round rods three symmetrically fixed on the top of the processing table, the outer sides of the two U-shaped round rods three are movably sleeved with U-shaped plates, and the tops of the two U-shaped plates are fixedly connected with the same placement plate.

[0011] Preferably, a connecting plate is fixedly connected between the two U-shaped plates, the outer sides of the two U-shaped round rods three are fixedly sleeved with the same sleeve plate, the sleeve plate is located directly above the connecting plate, and a cylinder two is fixedly installed between the sleeve plate and the connecting plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the simultaneous descent of the sliders 2 through the cooperation between the cylinder 1 and the lifting plate and the support column and the U-shaped round rod 1, and then the limit of the sliders 1 can be released. The cooperation between the movable rod and the slide plate and the side rod and the spring facilitates the movement of the sleeves 2, and then the abutment joints can be closely fitted with the metal casting, so as to facilitate the stable clamping and positioning of the metal casting with irregular shape.

[0014] (2) The novel device facilitates the lifting and lowering of the placement plate through the cooperation between the cylinder 2 and the connecting plate, and between the U-shaped plate and the U-shaped round rod 3, and then can adjust the height of the metal casting placed on the top of the placement plate, so that the metal casting is located between the four abutment joints, thereby improving the positioning effect of the metal casting. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the positioning device for metal casting processing of the utility model;

[0018] Figure 2 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the column structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the support mechanism structure of the utility model;

[0021] In the figure: 1. processing table; 2. positioning mechanism; 201. column; 202. lifting plate; 203. cylinder one; 204. chassis; 205. support column; 206. U-shaped round rod one; 207. slider one; 208. movable rod; 209. spring; 2010. side block; 2011. slide plate; 2012. side rod; 2013. U-shaped round rod two; 2014. top plate; 2015. sleeve block; 2016. abutment; 2017. slider two; 3. supporting mechanism; 301. U-shaped round rod three; 302. connecting plate; 303. cylinder two; 304. U-shaped plate; 305. sleeve plate; 306. placement plate; 4. supporting leg. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Embodiment 1, by Figure 1 It is given that the utility model comprises a processing table 1, the bottom of the processing table 1 is fixedly provided with support legs 4 at equal angles, the top of the processing table 1 is provided with a support mechanism 3, and the processing table 1 is provided with a positioning mechanism 2.

[0024] Specifically, by Figure 2-3The positioning mechanism 2 includes a column 201 located on the top of the processing table 1. The number of the columns 201 is four, and the four columns 201 are fixed to the top of the processing table 1 at equal angles. A top plate 2014 is fixedly installed on the top of the column 201. A side rod 2012 is fixedly installed on the outer side of the top plate 2014. A side block 2010 is fixedly installed on the end of the side rod 2012 away from the top plate 2014. A slide plate 2011 is movably sleeved on the outer side of the side rod 2012. The slide plate 2011 is fixedly installed on the outer side of the side rod 2012. A spring 209 is fixedly connected between the side block 2010 and the side bar 2011, and the spring 209 is sleeved on the outside of the side bar 2012. A U-shaped round rod 2013 is fixedly installed on the side of the slide plate 2011 away from the side block 2010. The U-shaped round rod 2013 penetrates the top plate 2014 and is movably connected to the top plate 2014. A sleeve block 2015 is fixedly sleeved on the outside of the U-shaped round rod 2013. The sleeve block 2015 is located on the side of the top plate 2014 away from the slide plate 2011. A butt joint 2016 is fixedly installed on the side of 2015 away from the top plate 2014, a slider 207 is movably sleeved on the outer side of the column 201, and a movable rod 208 is rotatably connected to the outer side of the slider 207. The end of the movable rod 208 away from the slider 207 is rotatably connected to the bottom of the slide plate 211, and a slider 2017 is movably sleeved on the outer side of the column 201. The slider 2017 is located at the bottom of the slider 207, and the bottom of the slider 2017 is fixedly installed. A U-shaped round rod 206 is installed, the U-shaped round rod 206 passes through the processing table 1 and is movably connected to the processing table 1. A chassis 204 is provided directly below the processing table 1. Support columns 205 are fixedly connected at equal angles between the chassis 204 and the processing table 1. The outer side of each support column 205 is movably sleeved with the same lifting plate 202. A cylinder 203 is fixedly installed between the lifting plate 202 and the chassis 204. The lifting plate 202 is fixedly sleeved on the outer side of the U-shaped round rod 206.

[0025] When the metal casting is located between the four abutment joints 2016, the cylinder 1 203 is first started to drive the lifting plate 202 to move downward along the support columns 205, and drive each U-shaped round rod 1 206 to move downward. At the same time, each slider 2017 slides downward along each column 201, thereby releasing the limiting effect on each slider 1 207. At this time, each spring 209 is reset to drive each slide plate 2011 to slide along each side rod 2012, and drive each abutment joint 2016 to move through each U-shaped round rod 2013 and the sleeve block 2015, until each abutment joint 2016 is tightly fitted with the metal casting, and finally the metal casting with irregular shape is stably clamped and positioned.

[0026] Specifically, by Figure 4 It is given that the support mechanism 3 includes two U-shaped round rods 301 symmetrically fixed on the top of the processing table 1, the outer sides of the two U-shaped round rods 301 are movably sleeved with U-shaped plates 304, the tops of the two U-shaped plates 304 are fixedly connected with the same placement plate 306, a connecting plate 302 is fixedly connected between the two U-shaped plates 304, the outer sides of the two U-shaped round rods 301 are fixedly sleeved with the same sleeve plate 305, the sleeve plate 305 is located just above the connecting plate 302, and a cylinder 2 303 is fixedly installed between the sleeve plate 305 and the connecting plate 302;

[0027] When in use, the metal casting is first placed on the top of the placement plate 306, and then the cylinder 2 303 is started to drive the connecting plate 302 to move longitudinally, and drive the two U-shaped plates 304 to slide along the two U-shaped round rods 3 301 respectively. At this time, the placement plate 306 moves longitudinally and adjusts the height of the metal casting. Finally, the metal casting is located between the four abutment joints 2016 to improve the positioning effect.

Claims

1. A positioning device for metal casting processing, comprising a processing table (1), characterized in that: The bottom of the processing table (1) is fixedly provided with support legs (4) at equal angles, the top of the processing table (1) is provided with a support mechanism (3), and the processing table (1) is provided with a positioning mechanism (2); The positioning mechanism (2) comprises a column (201) located at the top of the processing table (1), the number of the columns (201) is four, and the four columns (201) are fixed at the top of the processing table (1) at equal angles, a top plate (2014) is fixedly installed on the top of the column (201), a side rod (2012) is fixedly installed on the outside of the top plate (2014), a side block (2010) is fixedly installed on one end of the side rod (2012) away from the top plate (2014), a slide plate (211) is movably sleeved on the outside of the side rod (2012), and the slide plate (211) and the side block (2010) are fixedly connected. A spring (209) is provided, and the spring (209) is sleeved on the outer side of the side rod (2012); a U-shaped round rod (2013) is fixedly installed on the side of the slide plate (2011) away from the side block (2010); the U-shaped round rod (2013) penetrates the top plate (214) and is movably connected to the top plate (2014); a sleeve block (2015) is fixedly sleeved on the outer side of the U-shaped round rod (2013); the sleeve block (2015) is located on the side of the top plate (2014) away from the slide plate (2011); and a butt joint (2016) is fixedly installed on the side of the sleeve block (2015) away from the top plate (2014).

2. A positioning device for metal casting processing according to claim 1, characterized in that: The outer side of the column (201) is movably sleeved with a slider (207), the outer side of the slider (207) is rotatably connected with a movable rod (208), and one end of the movable rod (208) away from the slider (207) is rotatably connected to the bottom of the slide plate (211).

3. A positioning device for metal casting processing according to claim 1, characterized in that: The outer side of the column (201) is movably sleeved with a second slider (2017), the second slider (2017) is located at the bottom of the first slider (207), the bottom of the second slider (2017) is fixedly installed with a U-shaped round rod (206), the U-shaped round rod (206) passes through the processing table (1) and is movably connected to the processing table (1).

4. A positioning device for metal casting processing according to claim 1, characterized in that: A chassis (204) is provided directly below the processing table (1), and support columns (205) are fixedly connected at equal angles between the chassis (204) and the processing table (1), and the outer side of each support column (205) is movably sleeved with the same lifting plate (202), and a cylinder (203) is fixedly installed between the lifting plate (202) and the chassis (204), and the lifting plate (202) is fixedly sleeved on the outer side of a U-shaped round rod (206).

5. A positioning device for metal casting processing according to claim 1, characterized in that: The support mechanism (3) comprises two U-shaped round rods (301) symmetrically fixed on the top of the processing table (1), the outer sides of the two U-shaped round rods (301) are movably sleeved with U-shaped plates (304), and the tops of the two U-shaped plates (304) are fixedly connected to the same placement plate (306).

6. A positioning device for metal casting processing according to claim 5, characterized in that: A connecting plate (302) is fixedly connected between the two U-shaped plates (304), and the outer sides of the two U-shaped round rods (301) are fixedly sleeved with a same sleeve plate (305), the sleeve plate (305) is located directly above the connecting plate (302), and a cylinder (303) is fixedly installed between the sleeve plate (305) and the connecting plate (302).

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