CN211135416U

CN211135416U - Casting mould of air conditioner compressor cylinder

Info

Publication number: CN211135416U
Application number: CN201922114950.8U
Authority: CN
Inventors: 孙红民; 王渊; 张�杰; 马毅光
Original assignee: Shanxi Huaxiang Group Co ltd
Current assignee: Shanxi Huaxiang Group Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-31
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses protect casting mould of air condition compressor cylinder contains an at least first mould unit, and this first mould unit contains first rising head pattern and the first foundry goods pattern of setting on first template and sets up second rising head pattern and the second foundry goods pattern on the second template, and wherein, this first rising head pattern and second rising head pattern set up in the central line position relatively, first foundry goods pattern and second foundry goods pattern are located this central line position left side and right side respectively. The first riser pattern is a cavity with the same upper and lower sections, and a first water inlet communicated with the first casting pattern is formed in the bottom end of the first riser pattern. The second riser pattern is the same as the first riser pattern in shape, and a second water inlet communicated with the second casting pattern is formed in the bottom end of the second riser pattern. More groups of casting pattern patterns can be discharged on the template, so that the process yield is improved, the subsequent cleaning efficiency is improved, the labor is saved, and the casting quality and the production efficiency are improved.

Description

Casting mould of air conditioner compressor cylinder

Technical Field

The utility model relates to a casting industry field indicates a casting mould of air condition compressor cylinder very much.

Background

In the known casting process, the casting mold is used for obtaining the structural shape of the part, other easily-formed materials are made into the structural shape of the part in advance, then the structural shape of the part is put into a sand mold, a cavity with the same size as the structural shape of the part is formed in the sand mold, then a fluid liquid is poured into the cavity, and the liquid is cooled and solidified to form the part with the same structural shape and structure as the mold. Therefore, the casting mold is one of the most important process equipment in the casting production, and has a decisive influence on the intrinsic quality, the appearance quality, the yield and the like of the casting finished product.

In the casting process of the existing air conditioner compressor cylinder, the original casting mold considers the casting feeding effect, as shown in a first template shown in fig. 5 and a second template shown in fig. 6, a plurality of double-side and single-side risers are arranged on the templates, the risers are thick, the diameter of an upper channel of the risers can reach 40 mm, a wider water inlet continuously extends from the lower part to the outer end, the outer end of the water inlet is connected with the casting mold, and the width of the connection between the two can reach 40 mm. Because the riser has larger width and occupies more space of the template, only 15 castings can be arranged on one template, and the process yield is lower; the overlapping area of the water inlet of the existing riser and the casting mold is large, so that the subsequent separation is difficult, the cleaning work is heavy, the consumed time is long, and the manual strength is high. And the casting on the template adopts the mode of two-sided type, and the casting finished product is actually that two parts casting mould combines to form, therefore unnecessary overlap can appear in the middle joint part, still need artifical further to polish, in addition because the casting two parts constitute, need pay special attention to the complete matching of upper and lower two parts in order to avoid appearing the wrong case and lead to casting the waste product in the sand mould molding process.

In order to solve the above technical problems, a new casting mold is needed to achieve the goal of increasing the yield while satisfying the feeding effect, and the subsequent cleaning and casting operation processes of the castings are simplified, so that the quality and production efficiency of the castings are improved, and the labor cost is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide an air condition compressor cylinder's casting mould promptly.

The technical means adopted by the utility model are as follows.

The utility model provides a casting mould of air condition compressor cylinder contains an at least first mould unit, and this first mould unit contains first rising head pattern and the first foundry goods pattern of setting on first template and sets up second rising head pattern and the second foundry goods pattern on the second template, and wherein, this first rising head pattern and second rising head pattern set up in the central line position relatively, first foundry goods pattern and second foundry goods pattern are located this central line position left side and right side respectively. The first riser pattern is a cavity with the same upper and lower sections, and a first water inlet communicated with the first casting pattern is formed in the bottom end of the first riser pattern. The second riser pattern is matched with the first riser pattern in width, and a second water inlet communicated with the second casting pattern is formed in the bottom end of the second riser pattern.

And simultaneously, the utility model discloses still contain an at least second mould unit, it contains third rising head pattern and the third foundry goods pattern that is located on the first template to and set up fourth rising head pattern and the fourth foundry goods pattern on the second template, this third rising head pattern and fourth rising head pattern set up to the central line position relatively, and this third foundry goods pattern is located the right side of central line position, and this fourth foundry goods pattern is located the left side of central line position. The third riser pattern is a cavity with the same upper and lower sections, and a third water inlet communicated with the third casting pattern is formed in the bottom end of the third riser pattern. The fourth riser pattern is matched with the third riser pattern in width, and a fourth water inlet communicated with the fourth casting pattern is formed in the bottom end of the fourth riser pattern. And the first die unit and the second die unit are sequentially staggered up and down.

In addition, the casting mold of the air conditioner compressor cylinder further has the following characteristics. The width of the first riser pattern is between 1/4 and 1/3 of the maximum width of the first casting pattern; the width of the second riser pattern is between 1/4 and 1/3 of the maximum width of the second casting pattern; the width of the third riser pattern is between 1/4 and 1/3 of the maximum width of the third casting pattern; the fourth riser pattern has a width between 1/4 and 1/3 of the maximum width of the fourth casting pattern. The width of the first water inlet, the second water inlet, the third water inlet and the fourth water inlet is 15 mm to 25 mm. The cross sections of the first riser pattern, the second riser pattern, the third riser pattern and the fourth riser pattern are rectangular, elliptical or trapezoidal. The first mould units and the second mould units which are alternately arranged are connected to form a row, and the upper and lower connecting parts of the first mould units and the second mould units are provided with the intercepting pieces. The first mold unit and the second mold unit arranged in a row include a plurality of rows.

The utility model discloses produced beneficial effect as follows.

The utility model innovatively provides a casting mould of an air conditioner compressor cylinder, which reforms the structure and the size of a dead head, reduces the self caliber of the dead head and reduces the width of the connection part of the dead head and a casting mould sample connection water inlet on the premise of fully satisfying the feeding effect; meanwhile, the casting body structure and the arrangement relation between the casting body structure and a riser are innovatively adjusted; the overall casting mold has the following remarkable beneficial effects: (1) the diameter of the riser is reduced, the feeding effect is ensured, and meanwhile, the space of the template is saved, so that more groups of casting mold patterns can be arranged on the template, for example, 18 casting molds can be arranged on one template, and the process yield is improved; (2) the width of a water inlet connected with the riser and the casting is reduced, the residual part at the joint of the riser and the casting is reduced, the workload of separation and polishing is reduced, the subsequent cleaning efficiency is improved, and the labor is saved; (3) the casting mold sample is subjected to single-side parting, so that mismatching of sand molds of the original double-side parting upper and lower castings and generation of higher parting lines and burrs are avoided, the product quality is ensured, the product yield is improved, and the subsequent manual workload is reduced; (4) the upper and lower staggered arrangement on the template between the mould unit further makes the required interval between two sets of mould units of level reduce, can arrange more moulds, promotes the yield.

Drawings

Fig. 1 is the utility model relates to a casting mould's of air condition compressor cylinder first mould unit front structure sketch map.

Fig. 2 is the utility model discloses air condition compressor cylinder's casting mould's first mould unit side structure schematic diagram.

Fig. 3 is the utility model discloses air condition compressor cylinder's casting mould's first template planar structure sketch map.

Fig. 4 is a schematic diagram of a second mold plate plane structure of the casting mold of the air conditioner compressor cylinder according to the present invention.

Fig. 5 is a schematic plan view of a first template of a casting mold of a cylinder of a conventional air conditioner compressor.

FIG. 6 is a schematic plan view of a second mold plate of a casting mold for a cylinder of an air conditioner compressor.

Fig. 7 is a schematic view of a mold unit in an embodiment of the casting mold for the air conditioner compressor cylinder according to the present invention.

Fig. 8 is a plan view showing a mold unit of a casting mold for a cylinder of a conventional air conditioner compressor of the same type as the embodiment.

Detailed Description

The following description will be made in detail with reference to the accompanying drawings for a casting mold of an air conditioner compressor cylinder according to the present invention, and the detailed embodiments, structures, features and effects thereof.

Fig. 1 and 2 show the front and side structural schematic diagrams of the casting mold of the air conditioner compressor cylinder according to the present invention; as can be seen in the figures, comprising at least one first mould unit 1, said first mould unit 1 comprising a first riser pattern 11 and a first casting pattern 12 arranged on a first pattern plate and a second riser pattern 21 and a second casting pattern 22 arranged on a second pattern plate, said first riser pattern 11 and said second riser pattern 21 being arranged opposite to each other in a neutral position, said first casting pattern 12 and said second casting pattern 22 being respectively located to the left and to the right of said neutral position; the first riser pattern 11 is a cavity with an equal upper and lower cross section, and a first water inlet 111 communicated with the first casting pattern 12 is arranged at the bottom end of the first riser pattern 11; the second feeder pattern 21 is adapted to the width of the first feeder pattern 11, and a second water inlet 211 communicating with the second casting pattern 22 is provided at a bottom end thereof. Furthermore, in the first die unit, the aperture of the riser is reduced while the feeding effect is ensured, so that the space occupied on the template is reduced, and more groups of casting die patterns can be discharged on the template; meanwhile, the width of a water inlet for connecting the riser with the casting is reduced, the residual part at the joint of the riser and the casting is reduced, the polishing workload is reduced, and the subsequent cleaning efficiency is improved; and the casting pattern on one template is the complete form of a casting finished product, so that the condition that the finished product is wasted due to the fact that the upper and lower casting molds which are subjected to double-sided parting are mismatched in sand mold mismatching is avoided, parting lines and burrs are easily generated after the finished product is produced, and manual polishing is needed in the later period, so that the rejection rate and the manual labor intensity are reduced.

As shown in fig. 3 and 4, the present invention is a schematic plan view of a first mold plate and a second mold plate of a casting mold for an air conditioner compressor cylinder, and further includes at least one second mold unit 2, which includes a third riser pattern 31 and a third casting pattern 32 located on the first mold plate, and a fourth riser pattern 41 and a fourth casting pattern 42 disposed on the second mold plate, wherein the third riser pattern 31 and the fourth riser pattern 41 are disposed relatively at a center line position, the third casting pattern 32 is located on a right side of the center line position, and the fourth casting pattern 42 is located on a left side of the center line position. The third riser pattern 31 is a cavity having an equal vertical cross-section, and a third water inlet 311 communicating with the third casting pattern 32 is provided at a bottom end of the third riser pattern 31. The fourth riser pattern 41 is adapted to the third riser pattern 31 in width, and a fourth water inlet 411 communicating with the fourth casting pattern 42 is provided at a bottom end thereof. The first mold unit 1 and the second mold unit 2 are arranged in a vertically staggered manner. The second die units 2 and the first die units 1 are arranged on the template in a vertically staggered mode, so that the horizontal intervals of the die units are further reduced, the number of transversely arranged dies of the template is increased, and the process yield is further improved.

As shown in fig. 1-4, in a further embodiment, the width of the first riser pattern 11 is between 1/4 and 1/3 of the maximum width of the first casting pattern 12; the width of the second riser pattern 21 is between 1/4 and 1/3 of the maximum width of the second casting pattern 22; the width of the third riser pattern 31 is between 1/4 and 1/3 of the maximum width of the third casting pattern 32; the width of the fourth riser pattern 41 is between 1/4 and 1/3 of the maximum width of the fourth casting pattern 42. The width of the first, second, third and fourth riser patterns is preferably 22 mm. Meanwhile, the widths of the first water inlet 111, the second water inlet 211, the third water inlet 311, and the fourth water inlet 411 are 15 mm to 25 mm.

Meanwhile, the cross sections of the first riser pattern 11, the second riser pattern 21, the third riser pattern 31 and the fourth riser pattern 41 are rectangular, elliptical or trapezoidal, so that the solution amount of the risers can be further enlarged, the feeding requirement is met, and the width of the risers can be further reduced.

Meanwhile, the first mold units 1 and the second mold units 2 which are further alternately arranged are connected to form a row, and the upper and lower joints of the rows are provided with the intercepting pieces 13, so that the flow rate of molten iron can be controlled at each joint, and turbulence can be prevented.

Meanwhile, the first mold unit 1 and the second mold unit 2 which are further arranged in a row comprise a plurality of rows, so that a plurality of casting molds can be effectively discharged on the template, and a casting template of an embodiment of 18 castings in three rows and six rows, for example, as shown in fig. 3 and 4, is formed, and the yield of the castings is effectively improved.

As shown in fig. 7 and 8, the embodiment of the present invention is a schematic drawing of a mold unit planar structure corresponding to the same model of the existing mold, and it can be seen from the comparison of the two drawings that the width of the riser is reduced to 22 mm from the original 40 mm, the width of the water inlet connecting the riser and the casting is reduced to 18 mm from the original 40 mm, and the double-sided parting is changed to single-sided parting. Therefore, the increase of the dies arranged on the template improves the product rate, the width of a water inlet for connecting the riser and the casting is reduced, the workload of separation and polishing is reduced, the subsequent cleaning efficiency is improved, and the labor is saved.

The casting mould for the air conditioner compressor cylinder of the utility model saves the space of the template while ensuring the feeding effect, so that more groups of casting mold patterns can be discharged on the template, thereby improving the process yield; meanwhile, the residual part at the joint of the riser and the casting is reduced, the workload of separation and polishing is reduced, the subsequent cleaning efficiency is improved, and the labor is saved; in addition, the casting pattern is subjected to single-side parting, so that the rejection rate caused by sand mould mismatching is reduced, and the subsequent workload of removing higher parting lines and burrs is reduced; and moreover, the two die units are arranged on the template in a vertically staggered manner, so that the arrangement space is further saved, and the yield is improved.

Claims

1. Casting mould of air condition compressor cylinder, its characterized in that: the mould comprises at least one first mould unit (1), wherein the first mould unit (1) comprises a first riser pattern (11) and a first casting pattern (12) which are arranged on a first template and a second riser pattern (21) and a second casting pattern (22) which are arranged on a second template, the first riser pattern (11) and the second riser pattern (21) are oppositely arranged at a center line position, and the first casting pattern (12) and the second casting pattern (22) are respectively positioned on the left side and the right side of the center line position;

the first riser pattern (11) is a cavity with the same upper and lower sections, and a first water inlet (111) communicated with the first casting pattern (12) is formed in the bottom end of the first riser pattern (11);

the second dead head pattern (21) is matched with the first dead head pattern (11) in width, and a second water inlet (211) communicated with the second casting pattern (22) is formed in the bottom end of the second dead head pattern.

2. The casting mold of an air conditioner compressor cylinder according to claim 1, comprising at least one second mold unit (2) comprising a third riser pattern (31) and a third casting pattern (32) on the first pattern plate, and a fourth riser pattern (41) and a fourth casting pattern (42) on the second pattern plate, the third riser pattern (31) and the fourth riser pattern (41) being oppositely disposed at the center line position, the third casting pattern (32) being located at the right side of the center line position, the fourth casting pattern (42) being located at the left side of the center line position;

the third riser pattern (31) is a cavity with equal upper and lower sections, and a third water inlet (311) communicated with the third casting pattern (32) is formed in the bottom end of the third riser pattern (31);

the fourth riser pattern (41) is matched with the third riser pattern (31) in width, and a fourth water inlet (411) communicated with the fourth casting pattern (42) is formed in the bottom end of the fourth riser pattern;

the first die unit (1) and the second die unit (2) are sequentially arranged in a staggered mode from top to bottom.

3. Casting mold for air-conditioning compressor cylinders according to claim 2, characterized in that the width of the first riser pattern (11) is between 1/4 and 1/3 of the maximum width of the first casting pattern (12);

the width of the second riser pattern (21) is between 1/4 and 1/3 of the maximum width of the second casting pattern (22);

the width of the third riser pattern (31) is between 1/4 and 1/3 of the maximum width of the third casting pattern (32);

the width of the fourth riser pattern (41) is between 1/4 and 1/3 of the maximum width of the fourth casting pattern (42).

4. The casting mold of an air conditioner compressor cylinder according to claim 2 or 3, wherein the first water inlet (111), the second water inlet (211), the third water inlet (311), and the fourth water inlet (411) have a width of 15 mm to 25 mm.

5. Casting mold for air-conditioning compressor cylinders according to claim 4, characterized in that the cross section of said first (11), second (21), third (31) and fourth (41) riser patterns is rectangular, elliptical or trapezoidal.

6. Casting mold for air-conditioning compressor cylinder according to claim 2, 3 or 5, characterized in that the first mold unit (1) and the second mold unit (2) alternately arranged are connected to form a row, and the upper and lower connection parts are provided with cut-off pieces (13).

7. Casting mold for air-conditioning compressor cylinders according to claim 6, characterized in that said first (1) and second (2) mold units arranged in rows comprise a plurality of rows.