Die casting machine for oil pump cover die

Abstract

The utility model discloses an oil pump cover die-casting machine which comprises a base, a supporting table is arranged on the upper end face of the base, a lower fixed die is arranged on the upper end face of the supporting table, an L-shaped frame is arranged on the upper end face of the base and located on one side of the supporting table, and an electric push rod is arranged on the upper end face of the L-shaped frame. A cooling box is arranged at the output end of the electric push rod, an upper pressing die is arranged on the lower end face of the cooling box, fixing blocks are arranged on the two sides of the upper pressing die, bolts are arranged on the fixing blocks in a sliding mode, pull blocks are arranged at one ends of the bolts, and springs are fixedly arranged between the pull blocks and the upper pressing die. Locking grooves are correspondingly formed in the two side faces of the lower fixed die, so that when the upper pressing die and the lower fixed die are buckled, the plug pins can automatically stretch out and draw back into the locking grooves under the action of the springs so as to automatically lock the upper pressing die and the lower fixed die, and the situation that due to the influence of impact force, gaps are formed in the connecting positions of the two ends, and normal use is affected is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the oil pump cover processing technical field more specifically, it relates to a kind of oil pump cover die die casting machine. BACKGROUND

[0002] The oil pump cover is an important component of automobile engine, usually made of light materials such as cast aluminum, to reduce the overall weight of the engine. Its main role is to ensure that the oil can effectively cover all the lubrication points inside the engine, thereby reducing wear and tear and heat dissipation, and when manufacturing the oil pump cover, it also needs to ensure its compatibility with other engine components, such as sealing, installation method, etc. At the same time, it also needs to consider the convenience of maintenance and replacement of the oil pump cover, and in the process of processing the oil pump cover, die casting machine needs to be used.

[0003] During the use of the die casting machine, the molten metal liquid needs to be injected into the mold for cooling and forming, but most of the traditional die casting machines do not have the function of locking the upper and lower molds, which leads to the fact that during the liquid adding process, due to the impact of impact force, the two ends of the upper and lower molds are prone to gaps, which in turn leads to the leakage of metal liquid;

[0004] And it does not have a cooling mechanism, so when the molten metal enters the die casting machine, it needs to be slowly cooled and formed, so its forming rate is relatively low, which affects the processing efficiency during the processing of the oil pump cover. UTILITY MODEL CONTENT

[0005] (I) Technical problem solved

[0006] In view of the problems existing in the prior art, the utility model provides an oil pump cover die casting machine to solve the technical problem that most of the traditional die casting machines do not have the function of locking the upper and lower molds, which leads to the fact that during the liquid adding process, due to the impact of impact force, the two ends of the upper and lower molds are prone to gaps.

[0007] (II) Technical solution

[0008] In order to achieve the above object, the utility model provides the following technical scheme: A oil pump cover mould die -casting machine, including the base, the upper end surface of base is equipped with the support station, the upper end surface of support station is equipped with the lower fixed mould, the upper end surface of base and located one side of support station is equipped with L type frame, the upper end surface of L type frame is equipped with electric push rod, the output of electric push rod is equipped with cooling box, the lower end surface of cooling box is equipped with upper compression mould, both sides of upper compression mould are equipped with fixed block, the fixed block is equipped with the bolt that slides, the one end of bolt is equipped with the pull block, the pull block and upper compression mould are fixedly equipped with spring, the both sides of lower fixed mould are equipped with locking groove, the one end of bolt can be entered into the inside of locking groove, the inside of cooling box is equipped with cooling cavity, the inside of cooling cavity is equipped with curved pipe.

[0009] The utility model further sets up, be equipped with the water pipe on the outer wall of cooling box, one side of water pipe is equipped with circulation pipe, one end of water pipe and circulation pipe is fixedly connected with both ends of curved pipe, it is convenient to cool the metal liquid, makes it quick forming.

[0010] The utility model further sets up, be equipped with the buckle cover on the outer wall of water pipe and circulation pipe, the buckle cover is all with water pipe and circulation pipe screw connection, it is convenient to the plugging of water pipe and circulation pipe.

[0011] The utility model further sets up, be equipped with the liquid adding pipe on the outer wall of lower fixed mould, the inside communication of liquid adding pipe and lower fixed mould, the first taper is seted up on the inner wall of liquid adding pipe, the second taper is movably arranged in the first taper, the one end of second taper and located in the inside fixed sealing plug of liquid adding pipe, the one end of sealing plug is with the inner wall of lower fixed mould, it is convenient to the plugging of liquid adding pipe.

[0012] The utility model further sets up, the other end of second taper is fixedly provided with the top ring, be equipped with the circular column on the outer wall of top ring, the outer end of circular column, and be equipped with the fastening nut in the connecting position of liquid adding pipe and top ring, the fastening nut is with liquid adding pipe screw mounting, it is convenient to sealing plug fixed.

[0013] The utility model further sets up, the inclination of first taper and second taper is equal, it is convenient to increase the sealing between sealing plug and liquid adding pipe.

[0014] The utility model further sets up, the upper end surface of cooling box and located both sides are equipped with the locating rod, the upper end surface of L type frame is equipped with the locating hole, the locating rod and locating hole sliding installation, it is convenient to the direction of cooling box, also can prevent the both ends of upper compression mould from being warped.

[0015] The utility model further sets up, one end of the bolt is provided with the inclined plane, the inclined plane all sets up to the down, it is convenient for the bolt to enter into the locking groove.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a machine oil pump cover mould die -casting machine has the following beneficial effects:

[0018] 1, by setting up the bolt, spring and locking groove, so when the upper compression die and the lower die are buckled, the bolt will automatically retract into the locking groove due to the action of the spring, to automatically lock the upper compression die and the lower die, this design can clamp and fix the two ends of the lower die and the upper compression die, prevent the gap from appearing at the two end connection positions due to the impact force during the addition of the metal liquid, and prevent the phenomenon of liquid leakage, convenient for subsequent use.

[0019] 2, by setting up the curved pipe in the inside of the cooling box, so that the user can guide the cooling liquid into the curved pipe through the water pipe, to absorb the heat inside the lower die and the upper compression die, and realize the cooling effect, so that the metal liquid inside is quickly formed, this design can increase the forming rate of the machine oil pump cover during the die -casting, reduce the waiting time during processing, and the user can also guide the cooling liquid out after heat exchange through the circulating pipe, convenient for recycling.

[0020] 3, by setting up the liquid filling pipe and the sealing plug, so that the user can pressurize the metal liquid into the position between the upper compression die and the lower die through the liquid filling pipe, then insert the sealing plug into the liquid filling pipe, and make the first taper surface enter the second taper surface, then tighten the locking nut to make it tightly contact the top ring inside, to realize the effect of plugging the liquid filling pipe, this design can increase the sealing property of the liquid filling pipe position, prevent the metal liquid from flowing out during processing, and affect normal use. ACCURACY OF DRAWINGS

[0021] Figure 1 It is a whole schematic view of the machine oil pump cover mould die -casting machine in the unused state;

[0022] Figure 2 It is the installation explosion map of the bolt on the upper compression die;

[0023] Figure 3 It is Figure 2 It is the local schematic view of area A;

[0024] Figure 4 It is the installation position schematic view of the liquid filling pipe, the circular column and the locking nut on the lower die;

[0025] Figure 5 It is the installation sectional view of the sealing plug and the locking nut on the lower die;

[0026] Figure 6 Figure 2 is an installation cross-sectional view of the cooling box and the curved pipe.

[0027] In the figure: 1, base; 2, support table; 3, lower die; 4, L-shaped frame; 5, electric push rod; 6, cooling box; 7, upper die; 8, fixed block; 9, bolt; 10, pull block; 11, spring; 12, locking groove; 13, cooling cavity; 14, curved pipe; 15, water filling pipe; 16, circulating pipe; 17, buckle cover; 18, liquid filling pipe; 19, first taper; 20, second taper; 21, sealing plug; 22, top ring; 23, circular column; 24, fastening nut; 25, positioning rod; 26, positioning hole. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0029] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0030] In the present application, unless otherwise stated, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0031] Please refer to Figures 1-6 A machine oil pump cover die die-casting machine, including base 1, the upper end surface of base 1 is equipped with support table 2, the upper end surface of support table 2 is equipped with lower die 3, the upper end surface of base 1 and located at one side of support table 2 is equipped with L-shaped frame 4, the upper end surface of L-shaped frame 4 is equipped with electric push rod 5, the output end of electric push rod 5 is equipped with cooling box 6, the lower end surface of cooling box 6 is equipped with upper die 7, both sides of upper die 7 are equipped with fixed block 8, both sides of fixed block 8 are slidably equipped with bolt 9, one end of bolt 9 is equipped with pull block 10, spring 11 is fixedly arranged between pull block 10 and upper die 7, both sides of lower die 3 are correspondingly equipped with locking groove 12, one end of bolt 9 can enter the inside of locking groove 12, the inside of cooling box 6 is equipped with cooling cavity 13, the inside of cooling cavity 13 is equipped with curved pipe 14, one end of bolt 9 is provided with inclined surface, and the inclined surface is downwardly arranged.

[0032] In this embodiment, a water adding pipe 15 is provided on the outer wall of the cooling box 6, and a circulation pipe 16 is provided on one side of the water adding pipe 15. One end of the water adding pipe 15 and the circulation pipe 16 are fixedly connected to the two ends of the curved pipe 14, and a buckle cover 17 is provided on the outer wall of the water adding pipe 15 and the circulation pipe 16, and the buckle cover 17 is threadedly connected to the water adding pipe 15 and the circulation pipe 16.

[0033] More specifically, when the upper die 7 is fastened with the lower fixed die 3, the pin 9 will automatically extend into the locking groove 12 due to the action of the spring 11 to automatically lock the upper die 7 and the lower fixed die 3. This design can clamp and fix the two ends of the lower fixed die 3 and the upper die 7 to prevent gaps and leakage at the connection positions of the two ends due to the influence of impact force during the addition of molten metal. In addition, during the manufacturing process, the coolant can be introduced into the curved tube 14 through the water adding pipe 15 to absorb the heat inside the lower fixed die 3 and the upper die 7, and achieve a cooling effect, so that the molten metal inside can be quickly formed. The coolant after heat exchange can also be discharged through the circulation pipe 16 for convenient recycling.

[0034] See also Figure 1 、 Figure 4 and Figure 5 As an implementation method for sealing the liquid adding tube 18: a liquid adding tube 18 is provided on the outer wall of the lower fixed mold 3, the liquid adding tube 18 is connected with the interior of the lower fixed mold 3, a first conical surface 19 is provided on the inner wall of the liquid adding tube 18, and a second conical surface 20 is movably provided inside the first conical surface 19, one end of the second conical surface 20 is located inside the liquid adding tube 18 and is fixed with a sealing plug 21, one end of the sealing plug 21 is flush with the inner wall of the lower fixed mold 3, and the other end of the second conical surface 20 is fixed with a top ring 22, a circular column 23 is provided on the outer wall of the top ring 22, and a fastening nut 24 is provided at the outer end of the circular column 23 and at the connection position between the liquid adding tube 18 and the top ring 22. The fastening nut 24 is threadedly installed with the liquid adding tube 18, and the inclinations of the first conical surface 19 and the second conical surface 20 are equal.

[0035] Specifically, after the liquid addition is completed, the sealing plug 21 can be inserted into the liquid addition tube 18, and then the fastening nut 24 can be tightened to make its inside press against the top ring 22. At this time, the second conical surface 20 will enter the first conical surface 19, so that the liquid addition tube 18 can be blocked by the action of the second conical surface 20 to prevent the molten metal from flowing out.

[0036] Please refer to Figure 1 As a further embodiment of guiding the cooling box 6: positioning rods 25 are provided on both sides of the upper end surface of the cooling box 6, and positioning holes 26 are correspondingly opened on the upper end surface of the L-shaped frame 4, and the positioning rods 25 and the positioning holes 26 are slidably installed.

[0037] Specifically, the cooling box 6 can be guided to move more stably, and the positioning rod 25 can prevent the upper die 7 from being not tightly closed at both ends.

[0038] In summary, when the whole device is used: the user can control the electric push rod 5 to move the upper die 7 downward until the upper die 7 is buckled with the lower die 3, at this time, the bolt 9 will be automatically extended into the locking groove 12 due to the action of the spring 11 to automatically lock the upper die 7 and the lower die 3, this design can lock and fix the two ends of the lower die 3 and the upper die 7, prevent the gap from appearing at the connection position of the two ends due to the impact force during the process of adding metal liquid, and prevent the phenomenon of liquid leakage, then the metal liquid is injected into the lower die 3 and the upper die 7 through the liquid adding pipe 18, after the liquid adding is completed, the sealing plug 21 can be inserted into the liquid adding pipe 18, then the tightening nut 24 is tightened to tightly abut against the top ring 22, at this time, the second taper surface 20 will enter the first taper surface 19 to block the liquid adding pipe 18 through the action of the second taper surface 20 to prevent the metal liquid from flowing out, and during the manufacturing process, the cooling liquid can be guided into the curved pipe 14 through the water adding pipe 15 to absorb the heat inside the lower die 3 and the upper die 7 and achieve the cooling effect, so that the metal liquid inside is quickly formed, and the cooling liquid can be guided out through the circulating pipe 16 for convenient recycling.

[0039] In all the above-mentioned solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one, in the above, whenever it is mentioned that it is fixedly connected, it is preferred to be welded, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that the embodiments can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An oil pump cover die-casting machine comprising a base (1), characterised in that: The upper end surface of the base (1) is provided with a support table (2), the upper end surface of the support table (2) is provided with a lower fixed mold (3), the upper end surface of the base (1) and one side of the support table (2) are provided with an L-shaped frame (4), the upper end surface of the L-shaped frame (4) is provided with an electric push rod (5), the output end of the electric push rod (5) is provided with a cooling box (6), the lower end surface of the cooling box (6) is provided with an upper pressing mold (7), both sides of the upper pressing mold (7) are provided with a fixed block (8), the fixed block (8) is slidably provided with a latch (9), one end of the latch (9) is provided with a pull block (10), the pull block (10) and the upper pressing mold (7) are fixedly provided with a spring (11), both sides of the lower fixed mold (3) are provided with a locking groove (12), one end of the latch (9) can enter the inside of the locking groove (12), the inside of the cooling box (6) is provided with a cooling cavity (13), and the inside of the cooling cavity (13) is provided with a curved pipe (14).

2. The die-casting machine for an oil pump cover mold according to claim 1, characterized by: The outer wall of the cooling box (6) is provided with a water adding pipe (15), one side of the water adding pipe (15) is provided with a circulating pipe (16), and one end of the water adding pipe (15) and the circulating pipe (16) is fixedly connected with both ends of the curved pipe (14).

3. The oil pump cover die casting machine according to claim 2, characterized in that: The outer walls of the water adding pipe (15) and the circulating pipe (16) are both provided with a buckle cover (17), and the buckle cover (17) is in threaded connection with the water adding pipe (15) and the circulating pipe (16).

4. The die casting machine of claim 1, wherein: The outer wall of the lower fixed mold (3) is provided with a liquid adding pipe (18), the liquid adding pipe (18) is in communication with the inside of the lower fixed mold (3), a first taper surface (19) is formed in the inner wall of the liquid adding pipe (18), a second taper surface (20) is movably arranged in the first taper surface (19), a sealing plug (21) is fixedly arranged at one end of the second taper surface (20) and located in the inside of the liquid adding pipe (18), and one end of the sealing plug (21) is flush with the inner wall of the lower fixed mold (3).

5. The oil pump cover die-casting machine according to claim 4, characterized in that: The other end of the second taper surface (20) is fixedly provided with a top ring (22), the outer wall of the top ring (22) is provided with a circular column (23), the outer end of the circular column (23) and the connecting position of the liquid adding pipe (18) and the top ring (22) are provided with a fastening nut (24), and the fastening nut (24) is in threaded connection with the liquid adding pipe (18).

6. An oil pump cover die-casting machine according to claim 5, characterized in that: The inclination of the first taper surface (19) and the second taper surface (20) is equal.

7. The oil pump cover die-casting machine according to claim 2, characterized in that: The upper end surface of the cooling box (6) and both sides are provided with a positioning rod (25), the upper end surface of the L-shaped frame (4) is provided with a positioning hole (26), and the positioning rod (25) and the positioning hole (26) are in sliding connection.

8. The oil pump cover die-casting machine according to claim 1, characterized in that: One end of the latch (9) is provided with an inclined surface, and the inclined surface is downwardly arranged.

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