Die-casting die for producing automobile air conditioner compressor cylinder body

Abstract

The utility model relates to a die-casting die for producing an automobile air conditioner compressor cylinder body, which comprises an upper die frame and a lower die frame, an upper die core and a lower die core are arranged between the upper die frame and the lower die frame, a die cavity is arranged between the upper die core and the lower die core, the upper end of the lower die core is provided with a transverse sliding groove which is concave inwards, and a longitudinal boss is arranged in the middle of the transverse sliding groove. The two ends of the longitudinal boss are connected with the inner walls of the front side and the rear side of the transverse sliding groove respectively, the two transverse bosses are symmetrically arranged on the two sides of the middle of the longitudinal boss, and the longitudinal boss and the two transverse bosses are integrally a cross-shaped boss. The upper end of the longitudinal boss is provided with a concave forming part on each of the front side and the rear side of the cavity embedded column, and the transverse sliding groove is internally provided with a core pulling block on each of the two sides of the cavity embedded column. According to the utility model, the whole chamber embedded column is lifted through the cross-shaped boss; the structure of the avoiding step is not only used for being matched with the longitudinal boss, but also used as a foundation for the arrangement of the connecting column semi-groove and the hole position protrusion.

Description

Technical Field

[0001] This utility model relates to the field of automotive air conditioning compressor technology, and in particular to a die-casting mold for producing automotive air conditioning compressor cylinder blocks. Background Technology

[0002] With the rapid development of the social economy and the continuous improvement of people's living standards, the number of cars on the road is increasing nationwide, and people's demands for car comfort are also rising. As the main device for regulating the temperature inside the car, the air conditioner directly affects the comfort of the vehicle. The compressor, as the core component of the automotive air conditioning system, is the main component that determines the cooling effect of the air conditioning system.

[0003] The compressor block of an automotive air conditioning compressor is an important component of the compressor, such as... Figure 7 As shown, the cylinder block of an automotive air conditioning compressor includes a cylinder body 15. The bottom of the cylinder body 15 has an inner cavity 30. A connecting post 31 is installed on each side of the lower end of the cylinder body 15 located in the inner cavity 30. Each connecting post 31 has a hole 32 on both sides, and each connecting post 31 has a recess 33 at its bottom. The molding of the connecting post 31, the hole 32, and the recess 33 is relatively difficult, and issues such as whether the parts will interfere with each other and whether demolding is convenient must also be considered. Summary of the Invention

[0004] The technical problem to be solved by this utility model is to provide a die-casting mold for producing the cylinder block of an automotive air conditioning compressor. The cavity insert is raised as a whole by a cross-shaped boss. The cross-shaped boss consists of a longitudinal boss and two transverse bosses. The mating groove at the bottom of the core-pulling block cooperates with the transverse bosses to ensure that the core is pulled in place. At the same time, the mating groove can also leave processing space for the bottom of the forming groove on the outer wall of the cylinder. The structure of avoiding the step is not only to cooperate with the longitudinal boss, but also to serve as the basis for the setting of the connecting column half groove and the hole protrusion. Moreover, the use of this spliced ​​connecting column forming groove structure facilitates demolding after the connecting column is formed, and the connecting column half groove will not be recessed and interfere with each other.

[0005] The utility model discloses a technical scheme that solves its technical problem is: provide a kind of die casting mould for producing automobile air conditioner compressor cylinder, including upper mould frame and lower mould frame, the upper mould frame and lower mould frame between installation are stacked up and down upper mould core and lower mould core, the upper mould core and lower mould core between being equipped with mould cavity, the lower mould core upper end is provided with the horizontal sliding groove recessed inward, the middle part of this horizontal sliding groove is equipped with longitudinal boss, the both ends of the longitudinal boss are connected with the inner wall of the front and rear sides of horizontal sliding groove respectively, two horizontal bosses are symmetrically arranged in the middle part of the longitudinal boss, the longitudinal boss and two horizontal bosses are whole and present cross boss, the middle part of the longitudinal boss upper end is equipped with chamber inlay column, the upper end of the longitudinal boss is located on the front and rear sides of chamber inlay column and is equipped with one recessed forming part, the both sides of chamber inlay column in the horizontal sliding groove are each equipped with one core-pulling block, each core-pulling block is equipped with one independent power mechanism, the bottom of the core-pulling block is provided with the butt joint groove matched with horizontal boss, the both sides of butt joint groove in the bottom of the core-pulling block are each provided with avoiding step, each avoiding step is provided with connecting column half slot, one hole position protrusion is arranged in each connecting column half slot, every two left and right adjacent connecting column half slots are spliced into one complete connecting column forming groove, the connecting column forming groove is covered outside corresponding recessed forming part, the one end of the core-pulling block is provided with cylinder outer wall forming groove, and the cylinder outer wall forming groove of two core-pulling blocks surrounds chamber inlay column.

[0006] As a supplement to the technical scheme of the utility model, the both sides of the lower end of the lower mould frame are each provided with one mould foot, a top rod assembly is arranged between the two mould feet, and a plurality of top rods are arranged on the top rod assembly and inserted into the mould cavity.

[0007] As a supplement to the technical scheme of the utility model, the power mechanism comprises a sliding seat and an oil cylinder, the both sides of the upper end of the lower mould frame are each provided with one horizontally sliding sliding seat, one core-pulling block is arranged at one end of each sliding seat, and the both sides of the lower mould frame are each provided with one oil cylinder connected with the sliding seat in a one-to-one manner.

[0008] As a supplement to the technical scheme of the utility model, the four corners of the upper end of the lower mould core are each provided with one positioning boss, and the lower end of the upper mould core is provided with one positioning groove matched with the positioning boss.

[0009] As a supplement to the technical scheme of the utility model, a cooling pipeline is vertically arranged at the bottom of the lower mould frame, and the upper end of the cooling pipeline extends into the inside of the chamber inlay column.

[0010] As a supplement to the technical scheme of the utility model, the lower mold core upper end is provided with a slot in front of the middle part of the horizontal sliding groove, the middle part of the end of the slot is provided with an n-shaped limiting card table, the flow divider cone is inserted from front to back in the slot, the bottom of the flow divider cone is provided with a limiting groove matched with the limiting card table, and the upper mold frame upper part is provided with a barrel outside the flow divider cone.

[0011] Beneficial effects: the utility model relates to a die casting die for producing a cylinder body of an automobile air conditioner compressor, a horizontal sliding groove recessed inward is formed in the upper end of the lower mold core, the two core pulling blocks stably slide back and forth through the horizontal sliding groove, a cross-shaped boss is arranged in the middle part of the horizontal sliding groove, the chamber inlay column is lifted as a whole through the cross-shaped boss, the cross-shaped boss is composed of a longitudinal boss and two horizontal bosses, the butt joint groove formed in the bottom of the core pulling block is matched with the horizontal boss to ensure that the core pulling is in place, and the butt joint groove can also leave a machining space for the bottom of the forming groove of the cylinder body outer wall; a relief step is arranged on each side of the butt joint groove in the bottom of the core pulling block, a connecting column half groove is formed in each relief step, and a hole position protrusion is arranged in each connecting column half groove; two left and right adjacent connecting column half grooves are spliced into a complete connecting column forming groove, the connecting column forming groove is arranged outside the corresponding recessed forming part, and the structure of the relief step is not only matched with the longitudinal boss, but also serves as a basis for the arrangement of the connecting column half groove and the hole position protrusion; moreover, the spliced connecting column forming groove structure facilitates demolding after the connecting column is formed, and the connecting column half groove does not interfere with the recessed forming part. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a structural schematic diagram of the lower mold core;

[0014] Figure 3 It is a structural schematic diagram of the two core pulling blocks;

[0015] Figure 4 It is a structural schematic diagram of the flow divider cone;

[0016] Figure 5 It is a structural schematic diagram of the flow divider cone at different angles;

[0017] Figure 6 It is a structural schematic diagram of the upper mold frame and the upper mold core;

[0018] Figure 7 It is a structural schematic diagram of the production product.

[0019] Illustration: 1. Upper mold frame, 2. Upper mold core, 3. Lower mold core, 4. Lower mold frame, 5. Cavity insert, 6. Core pulling block, 7. Slide seat, 8. Oil cylinder, 9. Cooling pipe, 10. Mold foot, 11. Ejector rod, 12. Ejector rod assembly, 13. Longitudinal boss, 14. Transverse slide groove, 15. Cylinder body, 16. Recessed forming part, 17. Positioning boss, 18. Transverse boss, 19. Slot, 20. Limiting platen, 21. Diverter cone, 22. Limiting groove, 23. Cylinder outer wall forming groove, 24. Butt groove, 25. Hole protrusion, 26. Avoidance step, 27. Connecting column half groove, 28. Positioning groove, 29. Material cylinder, 30. Inner cavity, 31. Connecting column, 32. Hole, 33. Recess. Detailed Implementation

[0020] The present invention will be further illustrated below with reference to specific embodiments. It should be understood that these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the teachings of this invention, those skilled in the art can make various alterations or modifications to the present invention, and these equivalent forms also fall within the scope defined by the appended claims.

[0021] The present invention relates to a die-casting mold for producing automotive air conditioning compressor cylinder blocks, such as... Figures 1-7 As shown, the device includes an upper mold frame 1 and a lower mold frame 4. An upper mold core 2 and a lower mold core 3 are stacked between the upper mold frame 1 and the lower mold frame 4. A mold cavity is provided between the upper mold core 2 and the lower mold core 3. A transverse groove 14 with an inwardly recessed opening is formed at the upper end of the lower mold core 3. A longitudinal boss 13 is provided in the middle of the transverse groove 14. The two ends of the longitudinal boss 13 are connected to the inner walls of the front and rear sides of the transverse groove 14, respectively. Two transverse bosses 18 are symmetrically arranged on both sides of the middle of the longitudinal boss 13. The longitudinal boss 13 and the two transverse bosses 18 together form a cross-shaped boss. A cavity insert 5 is provided in the middle of the upper end of the longitudinal boss 13. A recessed forming part 16 is installed on each of the front and rear sides of the cavity insert 5 at the upper end of the longitudinal boss 13. A core-pulling block 6 is installed on each side of the chamber insert 5 within the transverse sliding groove 14. Each core-pulling block 6 is equipped with an independent power mechanism. The bottom of the core-pulling block 6 has a mating groove 24 that mates with the transverse boss 18. Both sides of the bottom of the core-pulling block 6 at the mating groove 24 have clearance steps 26. Each clearance step 26 has a connecting column half-groove 27. Each connecting column half-groove 27 has a hole protrusion 25. Every two adjacent connecting column half-groos 27 are spliced ​​together to form a complete connecting column forming groove. The connecting column forming groove covers the corresponding recessed forming part 16. One end of the core-pulling block 6 has a cylinder outer wall forming groove 23. The cylinder outer wall forming grooves 23 of the two core-pulling blocks 6 surround the chamber insert 5.

[0022] Two mold feet 10 are arranged at the lower end of the lower mold frame 4, and a plurality of ejector rods 11 are arranged in the mold cavity.

[0023] The power mechanism comprises a sliding seat 7 and an oil cylinder 8, the upper end of the lower mold frame 4 is arranged with a sliding seat 7 on both sides of the lower mold core 3, one end of each sliding seat 7 is arranged with a core pulling block 6, and the lower mold frame 4 is arranged with an oil cylinder 8 corresponding to the sliding seat 7 on both sides.

[0024] The lower mold core 3 is arranged with a positioning boss 17 at each corner of the upper end, and the upper mold core 2 is arranged with a positioning groove 28 corresponding to the positioning boss 17.

[0025] The lower mold frame 4 is arranged with a cooling pipeline 9 vertically at the bottom, and the upper end of the cooling pipeline 9 extends into the cavity insert column 5.

[0026] The lower mold core 3 is arranged with a slot 19 in front of the middle part of the horizontal sliding groove 14, and the middle part of the end of the slot 19 is arranged with an n-shaped limiting card table 20.

[0027] The automobile air conditioner compressor cylinder comprises a cylinder body 15, and the bottom of the cylinder body 15 is provided with an inner cavity 30.

[0028] When the automobile air conditioner compressor cylinder is needed, first, the whole mold is installed on the die-casting machine, the two core-pulling blocks 6 are butted together, the cylinder outer wall forming groove 23 of the two core-pulling blocks 6 surrounds the cavity insert column 5, the forming of the inner cavity 30 is assisted through the cavity insert column 5, the forming of the outer wall of the cylinder body 15 is assisted through the two cylinder outer wall forming grooves 23, every two left and right adjacent connecting column half grooves 27 are spliced into a complete connecting column forming groove, the connecting column forming groove is covered outside the corresponding recess forming part 16, the forming of the connecting column 31 is assisted through the connecting column forming groove, the forming of the connecting column 31 bottom recess 33 is assisted through the recess forming part 16, the hole position protrusion 25 in the connecting column half groove 27 assists the forming of the hole position 32, then the metal solution enters into the mold from the barrel 29 and is filled in the mold cavity through the flow divider cone 21, after the product is formed, then the mold is opened, the upper mold frame 1 and the upper mold core 2 move upwards, the two power mechanisms control the two core-pulling blocks 6 to move away from each other, the cylinder outer wall forming groove 23, the connecting column half groove 27 and the hole position protrusion 25 are separated from the formed product, then the top plate assembly 12 controls the ejector rod 11 to eject the product.

[0029] The utility model discloses the horizontal slide groove 14 of recessing inward is set up on the lower mold core 3 upper end, and the two core-pulling blocks 6 are assisted to slide back and forth stably through horizontal slide groove 14, and the middle part of horizontal slide groove 14 is equipped with cross type boss, and the cavity insert column 5 is lifted as a whole through cross type boss, and the cross type boss is composed of longitudinal boss 13 and two horizontal bosses 18, and the butt joint groove 24 set up on the bottom of core-pulling block 6 cooperates with horizontal boss 18 to ensure that the core is in place, and the butt joint groove 24 can also leave the machining space of the bottom of cylinder outer wall forming groove 23, and the two sides of butt joint groove 24 on the bottom of core-pulling block 6 are all equipped with avoiding steps 26, and the connecting column half groove 27 is set up on every avoiding step 26, and every connecting column half groove 27 is equipped with a hole position protrusion 25, and every two left and right adjacent connecting column half grooves 27 are spliced into a complete connecting column forming groove, and the connecting column forming groove is covered outside the corresponding recess forming part 16, and the structure of avoiding step 26 is not only for cooperating with longitudinal boss 13, but also is the basis for setting connecting column half groove 27 and hole position protrusion 25, and the connecting column forming groove structure spliced in this way is convenient for demoulding after the forming of connecting column, and the connecting column half groove 27 will not interfere with recess forming part 16.

[0030] In the description of the utility model, it is understood that the orientation words such as '' front, back, up, down, left, right '' '' horizontal, vertical, perpendicular, horizontal '' and '' top, bottom '' and the like indicated orientation or positional relationship generally based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the utility model and simplifying the description, in the absence of the opposite statement, these orientation words do not indicate and imply that the device or element indicated must have a particular orientation or be constructed and operated in a particular orientation, therefore can not be understood as the limitation of the protection scope of the utility model;The orientation words '' inside, outside '' refer to the inside and outside relative to the contour of each component.

[0031] For the convenience of description, spatial relative terms such as '' above'', '' above'', '' upper surface'', '' upper '' and the like can be used here to describe the spatial position relationship of one device or feature with other devices or features as shown in the drawing. It should be understood that the spatial relative terms are intended to include different orientations in use or operation in addition to the orientation of the device described in the drawing. For example, if the device in the drawing is inverted, the device described as '' above '' or '' above '' other devices or structures will be positioned '' below '' or '' below '' other devices or structures. Thus, the exemplary term '' above '' can include both '' above '' and '' below '' orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative description used here is interpreted accordingly.

[0032] In addition, it should be noted that the use of '' first'', '' second '' and the like to limit parts is only for the convenience of distinguishing the corresponding parts, and the above words have no special meaning unless otherwise stated, therefore can not be understood as the limitation of the protection scope of the utility model.

[0033] The production of the die casting die for producing the cylinder body of the automobile air conditioner compressor provided by the application is described in detail above, the principles and implementation modes of the application are described in this paper, and the above example is only used to help understand the method and core idea of the application. Meanwhile, for those skilled in the art, according to the idea of the application, the specific implementation mode and application range will be changed, and the above description should not be understood as the limitation of the application.

Claims

1. A die-casting die for producing a cylinder block of an automobile air conditioner compressor, comprising an upper die frame (1) and a lower die frame (4), and an upper die core (2) and a lower die core (3) stacked one above the other are installed between the upper die frame (1) and the lower die frame (4), and a cavity is provided between the upper die core (2) and the lower die core (3), characterized in that: The lower mold core (3) upper end is provided with an inwardly recessed transverse sliding groove (14), the middle part of the transverse sliding groove (14) is provided with a longitudinal boss (13), the two ends of the longitudinal boss (13) are connected with the inner walls of the front and rear sides of the transverse sliding groove (14), the two sides of the middle part of the longitudinal boss (13) are symmetrically provided with two transverse bosses (18), the longitudinal boss (13) and the two transverse bosses (18) are integrally provided as a cross-shaped boss, the middle part of the upper end of the longitudinal boss (13) is provided with a chamber inlay column (5), the upper end of the longitudinal boss (13) is provided with a recessed forming part (16) on the front and rear sides of the chamber inlay column (5), the two sides of the chamber inlay column (5) are each provided with a core pulling block (6) in the transverse sliding groove (14), each core pulling block (6) is provided with an independent power mechanism, the bottom of the core pulling block (6) is provided with a butt joint groove (24) matched with the transverse boss (18), the two sides of the butt joint groove (24) are each provided with an avoidance step (26) on the bottom of the core pulling block (6), each avoidance step (26) is provided with a connecting column half slot (27), each connecting column half slot (27) is provided with a hole position protrusion (25), each two left and right adjacent connecting column half slots (27) are spliced into a complete connecting column forming groove, the connecting column forming groove is covered outside the corresponding recessed forming part (16), and the one end of the core pulling block (6) is provided with a cylinder outer wall forming groove (23), and the cylinder outer wall forming grooves (23) of the two core pulling blocks (6) surround the chamber inlay column (5). ​ 2. A die casting mold for producing a cylinder block of an automobile air conditioning compressor according to claim 1, characterized in that: The lower mold frame (4) is provided with a mold foot (10) on each side of the lower end, and a top rod assembly (12) is arranged between the two mold feet (10), and a plurality of top rods (11) are arranged on the top rod assembly (12) and inserted into the mold cavity.

3. A die casting mold for producing a cylinder block of an automobile air conditioning compressor according to claim 1, characterized in that: The power mechanism comprises a sliding seat (7) and an oil cylinder (8), the lower mold frame (4) is provided with a transversely sliding sliding seat (7) on each side of the upper end of the lower mold core (3), one end of each sliding seat (7) is provided with a core pulling block (6), and the two sides of the lower mold frame (4) are provided with an oil cylinder (8) connected with the sliding seat (7) in one-to-one correspondence.

4. A die casting mold for producing a cylinder block of an automobile air conditioning compressor according to claim 1, characterized in that: The lower mold core (3) upper end is provided with a positioning boss (17) at each corner, and the lower end of the upper mold core (2) is provided with a positioning groove (28) matched with the positioning boss (17).

5. A die casting mold for producing a cylinder block of an automobile air conditioning compressor according to claim 1, characterized in that: The lower mold frame (4) is vertically provided with a cooling pipeline (9) at the bottom, and the upper end of the cooling pipeline (9) extends into the inside of the chamber inlay column (5).

6. A die casting mold for producing a cylinder block of an automobile air conditioning compressor according to claim 1, characterized in that: The lower mold core (3) upper end is provided with an insertion slot (19) in front of the middle part of the transverse sliding groove (14), the middle part of the end of the insertion slot (19) is provided with an n-shaped limiting clamping table (20), a shunt cone (21) is inserted into the insertion slot (19) from front to back, the bottom of the shunt cone (21) is provided with a limiting groove (22) matched with the limiting clamping table (20), and a barrel (29) is sleeved outside the shunt cone (21) in the upper part of the upper mold frame (1).

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