CN212398020U

CN212398020U - Mould of bearing cap for casting numerical control machine tool

Info

Publication number: CN212398020U
Application number: CN202020783828.XU
Authority: CN
Inventors: 王根力; 杜军现; 胡福龙; 杨国强
Original assignee: Changge Shuoyu Machinery Co ltd
Current assignee: Changge Shuoyu Machinery Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-01-26
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a mould of bearing cap for casting digit control machine tool relates to casting mould technical field, including mould lid and mould box, a side inner wall fixedly connected with water pump box of mould box, the inside wall fixedly connected with ultrasonic oscillator of mould box. The utility model discloses a set up the water pump case, can utilize the inside of the coolant liquid suction cooler bin of inlet tube in with outside water tank, can cool off the mould fast, and the cooperation of bimetal wave piece and electrode block can stop the cooling water supply after the mould temperature descends, avoid unnecessary water supply to cause the electric energy extravagant, through setting up ultrasonic oscillator, after the inside cast iron solution that gets into of bearing mould shell, can send the ultrasonic wave to the inside metal of bearing mould shell through ultrasonic oscillator, the crystalline grain that can the liquid metal refines, can also play in the enough discharge metal gaseous and the effect that reduces the deflection, reach the purpose that improves finished product quality.

Description

Mould of bearing cap for casting numerical control machine tool

Technical Field

The utility model relates to a casting mould technical field specifically is a mould of bearing cap for casting digit control machine tool.

Background

The numerical control machine tool is a numerical control machine tool for short, and is an automatic machine tool provided with a program control system, the machine tool can act and machine parts according to a programmed program, and the numerical control machine tool machines the parts by rotating a cutter or rotating the parts when machining the parts, so that a rotating shaft in the numerical control machine tool is a necessary part of the numerical control machine tool, and a bearing on the rotating shaft ensures the good running of the rotating shaft. The bearing is an important part in the modern mechanical equipment. Its main function is the support mechanical rotator, reduces the coefficient of friction in its motion to guarantee its gyration precision, digit control machine tool is when work, and the bearing is essential part. When the bearing works, the bearing cover is needed to axially position the bearing outer ring, and the bearing cover can be matched with the sealing piece to play a role in dust prevention and sealing. The bearing cover is generally cast by cast iron, the cast iron is poured into a mould to be cooled and formed after being melted, the mould is an important tool in the bearing casting step, the structure of the mould is also an important tool for ensuring the quality of a casting finished product, and the cast iron solution can be dispersed in the inner cavity of the mould box body and then cast into the bearing cover after being cooled.

At present, current bearing casting mould comprises mould box and mould lid two parts respectively, pour into molten cast iron solution from the sprue of mould lid when casting, molten cast iron scatters in the inner chamber of model, mix with the bubble very easily in the liquid metal that flows in the mould, will expose a lot of quality problems after the foundry goods cooling, and the mould among the prior art can not accelerate the cooling of bearing lid when casting the bearing lid, the bearing lid naturally cools down in the mould needs very long time, cause the casting efficiency of bearing lid very end from this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a mould of bearing cap for casting digit control machine tool has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including mould lid and mould box, the interior roof fixedly connected with cooler bin of mould box, the bottom fixedly connected with raceway of cooler bin, a side inner wall fixedly connected with water pump box of mould box, the lateral wall of water pump box is run through to the one end of raceway, the top of mould box is equipped with bearing mould shell, the bottom fixedly connected with control by temperature change box of bearing mould shell, the inner wall fixedly connected with ceramic plate of control by temperature change box, the ceramic plate has two, and two ceramic plates are at the inner wall symmetric distribution of control by temperature change box, two on the control by temperature change box respectively fixedly connected with bimetallic wave piece and electrode block, bimetallic wave piece and electrode block looks adaptation, the inside wall fixedly connected with ultrasonic oscillator of mould box.

Optionally, there are two ultrasonic oscillators, two ultrasonic oscillators are symmetrically distributed on the inner wall of the mold box, and the ultrasonic oscillators are electrically connected with an external power supply through wires.

Optionally, the inside of water pump box is equipped with small-size water pump and small-size motor, small-size water pump is driven by small-size motor, small-size motor passes through the wire and is connected with bimetal wave piece and electrode block electricity.

Optionally, a side lower part fixedly connected with inlet tube of mould box, another side upper portion fixedly connected with outlet pipe of mould box, the outlet pipe runs through the lateral wall of mould box and is linked together with the cooling tank is inside, the inlet tube runs through the inside of mould box inner wall and water pump box and is linked together, the other end and the outside water tank of inlet tube are linked together.

Optionally, the mold cover is detachably connected with the mold box, a connecting hole is formed in the edge of the top of the mold box, and a connecting piece matched with the connecting hole is arranged on the mold cover.

Optionally, the bottom of the mold cover is fixedly connected with a mold disc, the mold disc is matched with the bearing mold shell, an injection gate is formed in the mold disc, the injection gate is provided with a plurality of injection gates, and the plurality of injection gates are uniformly distributed on the mold disc.

Three beneficial effects

The utility model provides a mould of bearing cap for casting digit control machine tool possesses following beneficial effect:

1. this mould of bearing cap for casting digit control machine tool through setting up the water pump case, can utilize the inside of the coolant liquid suction cooler bin in the inlet tube with the water tank of outside, can cool off the mould fast after the inside that cast iron got into the bearing die shell to the cooperation of bimetal wave piece and electrode block can stop the cooling water supply after the mould temperature descends, avoids unnecessary water supply to cause the electric energy extravagant.

2. This mould of bearing cap for casting digit control machine tool through setting up ultrasonic oscillator, after the inside cast iron solution that gets into of bearing die shell, can send the ultrasonic wave to the inside metal of bearing die shell through ultrasonic oscillator, can refine by the crystalline grain of liquid metal, can also play the effect that gas and reduction deflected in the metal of enough discharging, reaches the purpose that improves finished product quality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the mold box of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the mold cover of the present invention;

FIG. 4 is a schematic sectional view of the mold box of the present invention;

FIG. 5 is a schematic sectional view of the cooling box of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 5 according to the present invention.

In the figure: 1. a mold cover; 2. a connecting member; 3. a mold box body; 4. a water inlet pipe; 5. a water outlet pipe; 6. pouring a pouring gate; 7. connecting holes; 8. a bearing mold shell; 9. a mold plate; 10. an ultrasonic oscillator; 11. a cooling tank; 12. a water delivery pipe; 13. a water pump tank; 14. a temperature control box; 15. a bimetallic wave plate; 16. an electrode block; 17. a ceramic plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a mould for casting a bearing cover for a numerical control machine tool comprises a mould cover 1 and a mould box body 3, wherein the mould cover 1 is detachably connected with the mould box body 3, a connecting hole 7 is formed in the top edge of the mould box body 3, a connecting piece 2 matched with the connecting hole 7 is arranged on the mould cover 1, a cooling box 11 is fixedly connected to the inner top wall of the mould box body 3, a water delivery pipe 12 is fixedly connected to the bottom of the cooling box 11, a water pump box 13 is fixedly connected to the inner wall of one side face of the mould box body 3, one end of the water delivery pipe 12 penetrates through the side wall of the water pump box 13, a water inlet pipe 4 is fixedly connected to the lower portion of one side face of the mould box body 3, a water outlet pipe 5 is fixedly connected to the upper portion of the other side face of the mould box body 3, the water outlet pipe 5 penetrates through the side wall of the mould box, the top of the mould box body 3 is provided with a bearing mould shell 8, the bottom of the mould cover 1 is fixedly connected with a mould disc 9, the mould disc 9 is matched with the bearing mould shell 8, the mould disc 9 is provided with a plurality of pouring ports 6, the pouring ports 6 are provided with a plurality of pouring ports 6 which are uniformly distributed on the mould disc 9, the bottom of the bearing mould shell 8 is fixedly connected with a temperature control box 14, the inner wall of the temperature control box 14 is fixedly connected with ceramic plates 17, the number of the ceramic plates 17 is two, the two ceramic plates 17 are symmetrically distributed on the inner wall of the temperature control box 14, the two temperature control boxes 14 are respectively and fixedly connected with a bimetallic wave piece 15 and an electrode block 16, the bimetallic wave piece 15 is matched with the electrode block 16, a small water pump and a small motor are arranged inside the water pump box 13, the small water pump is driven by the small motor, the small motor is electrically connected with the bimetallic wave oscillator 15 and the electrode block 16 through leads, the, the number of the ultrasonic oscillators 10 is two, the two ultrasonic oscillators 10 are symmetrically distributed on the inner wall of the die box body 3, and the ultrasonic oscillators 10 are electrically connected with an external power supply through leads.

When in use, firstly, the mould cover 1 is connected with the mould box body 3 through the connecting piece 2, after the firm connection between the mould cover 1 and the mould box body 3 is ensured, the ultrasonic oscillator 10 is started by switching on an external power supply, the ultrasonic oscillator 10 emits ultrasonic waves, after a metal solution is injected into the bearing mould shell 8 from the injection port 6, the liquid metal can be vibrated by the ultrasonic waves to discharge bubbles in the metal, so that the metal product has good quality after being cooled, after the whole bearing mould shell 8 is filled with the metal, the metal needs to be in a cooling state, the bimetallic strip 15 can extend after being influenced by temperature, one end of the bimetallic strip 15 is contacted with the electrode block 16, a small-sized motor inside the water pump box 13 can drive a small-sized water pump to work, the cooling liquid in the water inlet pipe 4 is pumped into the cooling box 11 through the water conveying pipe 12, and after the cooling box 11 is filled with the cooling liquid, the temperature of the bearing mold shell 8 can be taken away by the cooling liquid, the cooling liquid after temperature rise can flow out from the water outlet pipe 5, and the cooling liquid conveyed through the water outlet pipe 5 is collected into a recycling box connected with the water outlet pipe 5.

In conclusion, this device is through setting up water pump box 13, can utilize the inside of inlet tube 4 with the coolant liquid suction cooling tank 11 in the water tank of outside, can carry out quick cooling to the mould after the cast iron gets into the inside of bearing mould shell 8, and the cooperation of bimetal wave piece 15 and electrode block 16 can stop the cooling water supply after the mould temperature descends, avoid unnecessary water supply to cause the electric energy waste, through setting up ultrasonic oscillator 10, after the inside cast iron solution that gets into of bearing mould shell 8, can send the ultrasonic wave to the metal of bearing mould shell 8 inside through ultrasonic oscillator 10, can refine the crystalline grain of liquid metal, can also play the effect that can discharge in the metal gas and reduce the deflection, reach the purpose that improves finished product quality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mould of bearing cap for casting digit control machine tool, includes mould lid (1) and mould box (3), its characterized in that: the inner top wall of the die box body (3) is fixedly connected with a cooling box (11), the bottom of the cooling box (11) is fixedly connected with a water pipe (12), the inner wall of one side face of the die box body (3) is fixedly connected with a water pump box (13), one end of the water pipe (12) penetrates through the side wall of the water pump box (13), the top of the die box body (3) is provided with a bearing die shell (8), the bottom of the bearing die shell (8) is fixedly connected with a temperature control box (14), the inner wall of the temperature control box (14) is fixedly connected with ceramic plates (17), the number of the ceramic plates (17) is two, the two ceramic plates (17) are symmetrically distributed on the inner wall of the temperature control box (14), the two temperature control boxes (14) are respectively and fixedly connected with a bimetallic wave sheet (15) and an electrode block (16), and the bimetallic wave sheet (15) is matched with the electrode block (, the inner side wall of the die box body (3) is fixedly connected with an ultrasonic oscillator (10).

2. The die for casting the bearing cap for the numerical control machine tool according to claim 1, wherein: the ultrasonic oscillator (10) have two, two ultrasonic oscillator (10) are at the inner wall symmetric distribution of mould box (3), ultrasonic oscillator (10) are connected with external power source through the wire electricity.

3. The die for casting the bearing cap for the numerical control machine tool according to claim 1, wherein: the inside of water pump case (13) is equipped with small-size water pump and small-size motor, small-size water pump is driven by small-size motor, small-size motor passes through the wire and is connected with bimetal wave piece (15) and electrode block (16) electricity.

4. The die for casting the bearing cap for the numerical control machine tool according to claim 1, wherein: a side lower part fixedly connected with inlet tube (4) of mould box (3), another side upper portion fixedly connected with outlet pipe (5) of mould box (3), the lateral wall that outlet pipe (5) run through mould box (3) is linked together with cooling tank (11) is inside, inlet tube (4) run through the inside of mould box (3) inner wall and water pump box (13) and are linked together, the other end and the outside water tank of inlet tube (4) are linked together.

5. The die for casting the bearing cap for the numerical control machine tool according to claim 1, wherein: the die cover (1) is detachably connected with the die box body (3), a connecting hole (7) is formed in the edge of the top of the die box body (3), and a connecting piece (2) matched with the connecting hole (7) is arranged on the die cover (1).

6. The die for casting the bearing cap for the numerical control machine tool according to claim 1, wherein: the bottom fixedly connected with mould dish (9) of mould lid (1), mould dish (9) and bearing mold shell (8) looks adaptation, mould dish (9) are last to have seted up and to have annotated sprue gate (6), it has a plurality of to annotate sprue gate (6), a plurality of annotate sprue gate (6) evenly distributed on mould dish (9).