CN113680977A - Two-stage compressor cylinder body casting device - Google Patents
Two-stage compressor cylinder body casting device Download PDFInfo
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- CN113680977A CN113680977A CN202111253673.4A CN202111253673A CN113680977A CN 113680977 A CN113680977 A CN 113680977A CN 202111253673 A CN202111253673 A CN 202111253673A CN 113680977 A CN113680977 A CN 113680977A
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- mold
- hollow cavity
- core
- rack
- connecting rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/02—Compacting by pressing devices only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D33/00—Equipment for handling moulds
- B22D33/04—Bringing together or separating moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D35/00—Equipment for conveying molten metal into beds or moulds
- B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Casting Devices For Molds (AREA)
Abstract
A two-stage compressor cylinder body casting device comprises a supporting upright post, wherein a hollow cavity is fixed on the supporting upright post and is divided into an upper part and a lower part; first mold cores are symmetrically arranged on the upper end surface and the lower end surface of the hollow cavity in a penetrating mode, and a columnar mold core is horizontally arranged between the two first mold cores; a T-shaped core is horizontally arranged on one side of the columnar core; a sand inlet is formed in the upper end face of the hollow cavity, a pouring gate is formed in one side face of the hollow cavity, two second cores and the T-shaped core are arranged on the side face opposite to the pouring gate in a penetrating mode, and the two second cores are inclined upwards and downwards respectively; the mold opening device is arranged on the hollow cavity and is respectively connected with the first mold core, the T mold core and the second mold core, and mold opening is realized by pulling the mold cores outwards; a lifting device is arranged on one side surface adjacent to the pouring gate. The invention can realize the molding of the casting sand by adopting a single driving source, and can carry out the compacting operation and the simultaneous mold closing/opening operation of a plurality of groups of cores.
Description
Technical Field
The invention belongs to the technical field of casting, and particularly relates to a two-stage compressor cylinder body casting device.
Background
The casting production has wide application range, and the casting method is hardly limited by the size, thickness and shape complexity of the casting and is suitable for producing parts with complex shapes, particularly complex inner cavities. Such as complex housings, valve bodies, impellers, engine blocks, propellers, etc., are of great importance in the manufacturing industry.
The Chinese patent with publication number CN112743066A discloses a casting pouring device for an engine cylinder block, which comprises a workbench, a split type mold, a clamp and a pouring tank; the lower part of the pouring tank is funnel-shaped; a liquid leakage pipe is arranged at the bottom of the pouring tank; a control valve is arranged on the liquid leakage pipe; a first flat plate is fixedly arranged on one outer side surface of the clamp; a first motor is arranged on the first flat plate; the first motor is fixedly connected with one end of the first electric telescopic rod; a first extrusion plate is vertically arranged on the inner side surface of the clamp; a second extrusion plate is horizontally arranged on the inner side surface of the top of the clamp; the bottom of the clamp is fixedly connected with a sliding block. According to the invention, by arranging the pouring tank, the servo motor, the conveyor belt and the control valve, scalding caused by close operation of personnel is avoided, and the pouring safety is improved; set up anchor clamps, first electric telescopic handle, second electric telescopic handle, third electric telescopic handle for to the compound die of split type mould, divide the mould operation more portably, improved work efficiency. Chinese patent publication No. CN112548073A discloses a positioning device for metal mold low-pressure casting of an aluminum alloy cylinder of an engine, which has the following specific structure: two sides of the first middle through groove of the first fixed base station are provided with first distance sensing mechanisms embedded on the upper side surface of the first fixed base station; the inner circumference distance sensors are embedded into the groove surfaces on the two sides in the first middle through groove of the first fixed base station; and a second upper side pressure sensing mechanism is embedded in an upper plate of the second clamping vertical plate. A plurality of second lifting devices which synchronously act are arranged below the second lifting base; a third lifting device is arranged right below the second middle through groove of the second lifting base station; the end sides of the output shaft levers of the fourth transverse telescopic device and the fifth transverse telescopic device are fixedly connected with contact pressing plates; and a fourth distance sensing mechanism is embedded in the outer side panel of the fourth transverse telescopic device. This patent has the advantage that stability is good, the precision is high, but this casting equipment structure is comparatively complicated, and different modules have independent actuating system respectively, are difficult to unify the coordinated operation, influence product quality. In addition, after the casting is finished, the multiple groups of cores are sequentially extracted, the efficiency is not high, then the sand molds are uniformly and manually broken, and the technical process is complicated.
Disclosure of Invention
The invention provides a two-stage compressor cylinder casting device, which can realize casting sand molding by adopting a single driving source and can perform compaction operation and simultaneous mold closing/opening operation of a plurality of groups of cores.
The technical scheme adopted by the invention is as follows:
a two-stage compressor cylinder body casting device comprises a supporting upright post, wherein a hollow cavity is fixed on the supporting upright post and is divided into an upper part and a lower part; first mold cores are symmetrically arranged on the upper end surface and the lower end surface of the hollow cavity in a penetrating mode, and a columnar mold core is horizontally arranged between the two first mold cores; a T-shaped core is horizontally arranged on one side of the columnar core; a sand inlet is also arranged on the upper end surface of the hollow cavity; a pouring gate is arranged on one side surface of the hollow cavity, two second mold cores and the T mold core are arranged on the side surface opposite to the pouring gate in a penetrating mode, and the two second mold cores are inclined upwards and downwards respectively; the mold opening device is arranged on the hollow cavity and is respectively connected with the first mold core, the T mold core and the second mold core, and mold opening is realized by pulling the mold cores outwards; and a lifting device is arranged on one side surface adjacent to the pouring gate and is used for lifting the upper half part of the hollow cavity to take out a finished product.
Furthermore, the mold opening device comprises a driving motor fixed on the side face opposite to the pouring gate, a driving gear is fixed on a rotating shaft of the driving motor, the driving gear is meshed and connected with a driving rack which is horizontally arranged, an L-shaped connecting rod is fixed at one end of the driving rack, one part of the long edge of the L-shaped connecting rod is parallel to the side face of the hollow cavity, and the other part of the long edge of the L-shaped connecting rod and the side face of the hollow cavity form a certain angle; slotted holes are respectively formed in two ends of the long edge of each L-shaped connecting rod, guide plates are fixed in the slotted holes, and the other L-shaped connecting rod is arranged on the two guide plates in a sliding mode; an upper push plate and a lower push plate are respectively arranged on the outer sides of the two L-shaped connecting rods, the two push plates are symmetrically arranged along the hollow cavity, a sliding rod is fixed at one end of each push plate, the sliding rod obliquely and slidably penetrates through the first mold core, and a horizontal rack is arranged at the horizontal section of each push plate; the side of the horizontal section of the push plate is provided with a support, the support is horizontally and rotatably connected with a first gear and a second gear, the first gear is meshed with the horizontal rack, the second gear is meshed with a helical rack, the helical rack is arranged on the support in a sliding manner, and the lower side of the helical rack is connected to a second mold core through a connecting rod.
Furthermore, a spring is arranged between the push plate and the outer side surface of the hollow cavity.
Furthermore, a piston plate is arranged on the other side face adjacent to the pouring gate, the short edges of the piston plate and the L-shaped connecting rod are made of magnetic materials, and the piston plate can horizontally slide along the inner surface of the hollow cavity. When the L-shaped connecting rod moves horizontally, the piston plate is driven by magnetic force to slide horizontally, and then sand materials are compacted.
Furthermore, a sand loosening plate is vertically arranged on the piston plate.
Furthermore, the lifting device comprises a lifting motor fixed on the supporting stand column, the lifting motor is connected with a lifting rack through a lifting gear in a meshed mode, the upper end of the lifting rack is fixedly connected with a transverse plate, and the transverse plate is connected with the upper half portion of the hollow cavity.
The invention has the beneficial effects that:
the invention skillfully combines the push plate, the connecting rod, the sliding rod and the like, and combines the L-shaped connecting rod, thereby realizing the synchronous extraction and die assembly operation of all cores and greatly improving the efficiency; the casting sand molding can be realized through a single driving source, and the magnetic force is utilized to push the piston plate to move so as to compact sand materials and further improve the density of the sand mold; the sand mould can be loosened and crushed during mould opening, and finished products can be taken out conveniently.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention (with the side of the L-shaped connecting rod in the condition after the end of the compacting operation).
Fig. 2 is a schematic view of the overall structure (side with a pouring gate) of the present invention.
Fig. 3 is a schematic view of the overall structure of the present invention (one side of the piston plate is visible).
FIG. 4 is a schematic view of the internal structure of the hollow chamber according to the present invention (including the paraffin cast body B, after the sand mold A is formed).
FIG. 5 is a schematic view showing the internal structure of the hollow chamber according to the present invention (after removing the paraffin cast body B to form the sand mold A).
In the figure, 1, a support column, 2, a hollow cavity, 3, a first mold core, 4, a sand inlet, 5, a second mold core, 6, a driving motor, 7, a driving gear, 8, a driving rack, 9, an L-shaped connecting rod, 10, a guide plate, 11, a push plate, 12, a slide rod, 13, a pouring gate, 14, a horizontal rack, 15, a support, 16, a first gear, 17, a second gear, 18, a spring, 19, a lifting motor, 20, a lifting gear, 21, a lifting rack, 22, a transverse plate, 23, a helical rack, 24, a piston plate, 25, a sand loosening plate, 26, a T mold core, 27 and a columnar mold core.
Detailed Description
As shown in fig. 1 to 5, a two-stage compressor cylinder casting device comprises a support column 1, wherein a hollow cavity 2 is fixed on the support column 1, and the hollow cavity 2 is divided into an upper part and a lower part; first mold cores 3 are symmetrically arranged on the upper end surface and the lower end surface of the hollow cavity 2 in a penetrating manner, and a columnar mold core 27 is horizontally arranged between the two first mold cores 3; a T-shaped core 26 is horizontally arranged on one side of the columnar core 27; a sand inlet 4 is also arranged on the upper end surface of the hollow cavity 2; a pouring gate 13 is arranged on one side surface of the hollow cavity 2, two second mold cores 5 and the T-shaped mold core 26 penetrate through the side surface opposite to the pouring gate 13, and the two second mold cores 5 are respectively inclined upwards and downwards; a mold opening device is arranged on the hollow cavity 2, the mold opening device is respectively connected with the first mold core 3, the T mold core 26 and the second mold core 5, and mold opening is realized by dragging the mold cores outwards; the mold opening device comprises a driving motor 6 fixed on the side face opposite to the pouring gate 13, a driving gear 7 is fixed on a rotating shaft of the driving motor 6, the driving gear 7 is meshed and connected with a driving rack 8 which is horizontally arranged, an L-shaped connecting rod 9 is fixed at one end of the driving rack 8, one part of the long edge of the L-shaped connecting rod 9 is parallel to the side face of the hollow cavity 2, and the other part of the long edge of the L-shaped connecting rod 9 and the side face of the hollow cavity 2 form a certain angle; slotted holes are respectively formed in two ends of the long edge of the L-shaped connecting rod 9, guide plates 10 are fixed in the slotted holes, and the other L-shaped connecting rod 9 is arranged on the two guide plates 10 in a sliding mode; an upper push plate 11 and a lower push plate 11 are respectively arranged on the outer sides of the two L-shaped connecting rods 9, the two push plates 11 are symmetrically arranged along the hollow cavity 2, a sliding rod 12 is fixed at one end of each push plate 11, the sliding rod obliquely and slidably penetrates through the first mold core 3, and a horizontal rack 14 is arranged at the horizontal section of each push plate 11; the side of the horizontal section of the push plate 11 is provided with a support 15, the support 15 is horizontally and rotatably connected with a first gear 16 and a second gear 17, the first gear 16 is meshed with the horizontal rack 14, the second gear 17 is meshed with a helical rack 23, the helical rack 23 is arranged on the support 15 in a sliding manner, and the lower side of the helical rack 23 is connected to the second mold core 5 through a connecting rod. A spring 18 is arranged between the push plate 11 and the outer side surface of the hollow cavity 2.
And a piston plate 24 is arranged on the other side surface adjacent to the pouring gate 13, the short sides of the piston plate 24 and the L-shaped connecting rod 9 are both made of magnetic materials, and the piston plate 24 can horizontally slide along the inner surface of the hollow cavity 2. When the L-shaped connecting rod 9 moves horizontally, the piston plate 24 is driven by magnetic force to slide horizontally, and then sand materials are compacted. A sand loosening plate 25 is vertically provided on the piston plate 24.
A lifting device is arranged on one side surface adjacent to the pouring gate 13 and is used for lifting the upper half part of the hollow cavity 2 and taking out a finished product. The lifting device comprises a lifting motor 19 fixed on the supporting upright post 1, the lifting motor 19 is meshed with a lifting rack 21 through a lifting gear 20, the upper end of the lifting rack 21 is fixedly connected with a transverse plate 22, and the transverse plate 22 is connected with the upper half part of the hollow cavity 2.
The working principle is as follows:
placing the paraffin wax cast body B in the hollow cavity 2 and connecting the paraffin wax cast body B with a corresponding clamping groove in an adhesion manner, feeding raw material sand from a sand inlet 4, driving a driving rack 8 to move by a driving motor 6 through a driving gear 7, and further driving an L-shaped connecting rod 9 to move, wherein the L-shaped connecting rod 9 drives a piston plate 24 to move through magnetic force, and further compressing the raw material sand to improve the density of the cast sand so as to form a sand mold A; the piston plate 24 moves to drive the T-shaped core 26 and the columnar core 27 to move simultaneously, so that the cores are opened and closed.
Because the part on the long limit of L shape connecting rod 9 and the setting of certain angle of hollow cavity 2 side, will play the effect of slant guide like this, when this part of L shape connecting rod 9 contacts with push pedal 11, must drive push pedal 11 lateral shifting and be the outside direction in perpendicular to cavity side promptly, during push pedal 11 lateral shifting, can make slide bar 12 push down No. one core 3, and simultaneously, also can drive a gear 16 and No. two gears 17 through horizontal rack 14 and rotate, and then push down No. two cores 5 through rack 23, and then realize the operation of opening and shutting of each core.
When the core is completely closed, the piston plate 24 synchronously completes the sand mold compacting operation, then molten metal enters through the pouring gate 13, contacts with the paraffin cast body B and gasifies the paraffin cast body B, and when the paraffin cast body B is completely gasified, the metal mold becomes the shape and the structure of the paraffin cast body B, thereby completing the casting operation.
Then the lifting motor 19 rotates, the lifting gear 20 drives the lifting rack 21 to move, the upper half part of the hollow cavity 2 is opened through the transverse plate 22 for mold opening operation, and after the mold opening is completed, the piston plate 24 moves down to drive the sand loosening plate 25 for loosening operation, so that a finished product can be taken out conveniently.
Claims (6)
1. A two-stage compressor cylinder body casting device is characterized by comprising a supporting upright post, wherein a hollow cavity is fixed on the supporting upright post and is divided into an upper part and a lower part;
first mold cores are symmetrically arranged on the upper end surface and the lower end surface of the hollow cavity in a penetrating mode, and a columnar mold core is horizontally arranged between the two first mold cores; a T-shaped core is horizontally arranged on one side of the columnar core; a sand inlet is also arranged on the upper end surface of the hollow cavity;
a pouring gate is arranged on one side surface of the hollow cavity, two second mold cores and the T mold core are arranged on the side surface opposite to the pouring gate in a penetrating mode, and the two second mold cores are arranged in an upward and downward inclined mode respectively;
the mold opening device is arranged on the hollow cavity and is respectively connected with the first mold core, the T mold core and the second mold core, and mold opening is realized by pulling the mold cores outwards;
a lifting device is arranged on one side surface adjacent to the pouring gate.
2. The two-stage compressor cylinder casting device according to claim 1, wherein the mold opening device comprises a driving motor fixed on the side opposite to the pouring port, a driving gear is fixed on a rotating shaft of the driving motor, the driving gear is meshed and connected with a horizontally arranged driving rack, an L-shaped connecting rod is fixed at one end of the driving rack, one part of the long side of the L-shaped connecting rod is parallel to the side of the hollow cavity, and the other part of the long side of the L-shaped connecting rod is arranged at a certain angle with the side of the hollow cavity; slotted holes are respectively formed in two ends of the long edge of each L-shaped connecting rod, guide plates are fixed in the slotted holes, and the other L-shaped connecting rod is arranged on the two guide plates in a sliding mode;
an upper push plate and a lower push plate are respectively arranged on the outer sides of the two L-shaped connecting rods, the two push plates are symmetrically arranged along the hollow cavity, a sliding rod is fixed at one end of each push plate, the sliding rod obliquely and slidably penetrates through the first mold core, and a horizontal rack is arranged at the horizontal section of each push plate;
the side of the horizontal section of the push plate is provided with a support, the support is horizontally and rotatably connected with a first gear and a second gear, the first gear is meshed with the horizontal rack, the second gear is meshed with a helical rack, the helical rack is arranged on the support in a sliding manner, and the lower side of the helical rack is connected to a second mold core through a connecting rod.
3. A two-stage compressor cylinder casting apparatus as claimed in claim 2, wherein a spring is provided between the push plate and the outer side of the hollow chamber.
4. A two-stage compressor cylinder casting apparatus as claimed in claim 1, wherein a piston plate is provided on the other side adjacent to the pouring port, the piston plate and the short side of the L-shaped connecting rod are both made of magnetic material, and the piston plate is capable of sliding horizontally along the inner surface of the hollow chamber.
5. A two-stage compressor cylinder casting apparatus as recited in claim 4 in which a sand release plate is vertically disposed on said piston plate.
6. The two-stage compressor cylinder casting device according to claim 1, wherein the lifting device comprises a lifting motor fixed on the support column, the lifting motor is engaged with a lifting rack through a lifting gear, the upper end of the lifting rack is fixedly connected with a transverse plate, and the transverse plate is connected with the upper half part of the hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253673.4A CN113680977B (en) | 2021-10-27 | 2021-10-27 | Two-stage compressor cylinder body casting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253673.4A CN113680977B (en) | 2021-10-27 | 2021-10-27 | Two-stage compressor cylinder body casting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113680977A true CN113680977A (en) | 2021-11-23 |
| CN113680977B CN113680977B (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111253673.4A Active CN113680977B (en) | 2021-10-27 | 2021-10-27 | Two-stage compressor cylinder body casting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN113680977B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119407113A (en) * | 2025-01-09 | 2025-02-11 | 平遥县金日通机械制造有限公司 | A casting mold for a grooved pulley and a casting method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470558A (en) * | 2017-06-09 | 2017-12-15 | 浙江创建厨具有限公司 | A kind of casting mould of combination type core structure |
| CN107824749A (en) * | 2017-11-14 | 2018-03-23 | 宁波图冠精密模具有限公司 | A kind of engine cylinder mould |
| CN210730898U (en) * | 2019-10-25 | 2020-06-12 | 苏州兰德精密机械有限公司 | Sand casting mould |
| CN112743066A (en) * | 2020-12-29 | 2021-05-04 | 合肥江淮铸造有限责任公司 | Casting pouring device for engine cylinder block |
| CN112792299A (en) * | 2020-12-29 | 2021-05-14 | 广州普德机电设备有限公司 | Sand casting core making process |
-
2021
- 2021-10-27 CN CN202111253673.4A patent/CN113680977B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107470558A (en) * | 2017-06-09 | 2017-12-15 | 浙江创建厨具有限公司 | A kind of casting mould of combination type core structure |
| CN107824749A (en) * | 2017-11-14 | 2018-03-23 | 宁波图冠精密模具有限公司 | A kind of engine cylinder mould |
| CN210730898U (en) * | 2019-10-25 | 2020-06-12 | 苏州兰德精密机械有限公司 | Sand casting mould |
| CN112743066A (en) * | 2020-12-29 | 2021-05-04 | 合肥江淮铸造有限责任公司 | Casting pouring device for engine cylinder block |
| CN112792299A (en) * | 2020-12-29 | 2021-05-14 | 广州普德机电设备有限公司 | Sand casting core making process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119407113A (en) * | 2025-01-09 | 2025-02-11 | 平遥县金日通机械制造有限公司 | A casting mold for a grooved pulley and a casting method thereof |
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| Publication number | Publication date |
|---|---|
| CN113680977B (en) | 2022-01-07 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A two-stage compressor cylinder casting device Granted publication date: 20220107 Pledgee: Jiangsu Rugao Rural Commercial Bank Co.,Ltd. Chengnan Branch Pledgor: JIANGSU LANFOKA COMPRESSOR Co.,Ltd. Registration number: Y2024980027495 |
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