CN109702147B - Casting head for scraper-type coal mining machine - Google Patents
Casting head for scraper-type coal mining machine Download PDFInfo
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- CN109702147B CN109702147B CN201811510417.7A CN201811510417A CN109702147B CN 109702147 B CN109702147 B CN 109702147B CN 201811510417 A CN201811510417 A CN 201811510417A CN 109702147 B CN109702147 B CN 109702147B
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Abstract
The invention discloses a casting head for a scraper-type coal mining machine, which comprises: mounting a plate; the positioning groove is formed in the surface of the mounting plate; the bottoms of the two positioning plates are fixed at the top of the mounting plate; the bottoms of the two hydraulic cylinders are respectively fixed at the tops of the two positioning plates; the invention relates to the technical field of coal mining machine equipment. This improve the reuse rate of dead head based on scraper coal-winning machine dead head, the problem of the improvement processing cost of the resource-wasting of traditional disposable dead head has been avoided, practice thrift manufacturing cost, resources are saved, effectually avoid the in-process of cast because the casting material is at the quick refrigerated phenomenon of dead head department, guarantee that the foundry goods material pours into fully and completely, improve the production efficiency and the fashioned quality of product of foundry goods, effectual improvement dead head foundry goods is accomplished the back and is clear away convenience and convenience to dead head, improve the convenience that the dead head was demolishd, labor cost is reduced.
Description
Technical Field
The invention relates to the technical field of coal mining machine equipment, in particular to a casting head for a scraper-type coal mining machine.
Background
Along with the continuous development of coal mining industry, in order to be suitable for different coal mining environments, different coal mining machines are involved, the coal mining machine is a large-scale complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, if a fault occurs, the whole coal mining work can be interrupted, huge economic loss is caused, the progress and development of the technology of the scraper type coal mining machine are continuously updated, the production and processing demands of the scraper type coal mining machine are continuously increased, the coal mining equipment parts are mostly produced and processed by adopting a casting process, the most common mass production form is adopted during casting, and a casting head becomes necessary equipment for casting in the casting process;
in the prior art, the existing scraper coal mining machine dead head is mostly a simple disposable dead head, and in the casting process, as the scraper coal mining machine needs more cast parts, the dead head is huge in consumption, and meanwhile, a large amount of equipment manpower, materials and electric power need to be equipped, so that a large amount of labor and production resources are wasted, the casting cost is increased, and the production and casting of a large batch are not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a casting head for a scraper coal mining machine, which solves the problem that the casting cost is increased and the resources are wasted due to the disposable casting head.
In order to achieve the purpose, the invention is realized by the following technical scheme: a casting head for a scraper coal mining machine comprises: mounting a plate; the positioning groove is formed in the surface of the mounting plate; the bottoms of the two positioning plates are fixed at the top of the mounting plate; the bottoms of the two hydraulic cylinders are respectively fixed at the tops of the two positioning plates; one sides of the two fixed blocks are respectively fixed on the opposite sides of the output ends of the two hydraulic cylinders; one sides of the two clamping plates are respectively fixed on the opposite sides of the two fixing blocks; the bottoms of the two positioning frames are respectively fixed at the tops of the two clamping plates; an auxiliary support plate disposed at one side of a surface of the clamping plate; the top of the sliding rod is fixed at the bottom of the auxiliary supporting plate; the auxiliary sliding chute is arranged on the surface of the mounting plate; the first semicircular casting head and the second semicircular casting head are respectively fixed on one opposite sides of the two positioning frames; the two first heat-preservation layers are respectively arranged on the inner surface of the first semicircular casting head and the inner surface of the second semicircular casting head; the two limiting blocks are respectively arranged on one side of the inner wall of the first semicircular casting head and one side of the inner wall of the second semicircular casting head; the auxiliary limiting block is arranged on one side of the limiting block; the two heaters are respectively arranged on one side of the outer part of the first semicircular casting head and one side of the outer part of the second semicircular casting head; the two heat-conducting plates are respectively arranged in the first semicircular casting head and the second semicircular casting head; the heat conduction layer is arranged between the right side of the heat conduction plate, which is positioned inside the first semicircular casting head, and the opposite side of the first semicircular casting head; one side of the top cover is rotatably connected to the top of the side surface of the second semicircular casting head through a rotating block; the second heat-insulating layer is arranged inside the top cover; the top of the sealing cover is fixed at the bottom of the top cover; the surface of the first clamping groove and the surface of the second clamping groove are respectively arranged on the right side of the first semicircular casting head and the left side of the second semicircular casting head; one side of the first clamping block and one side of the second clamping block are respectively fixed on the right side of the first semicircular casting head and the left side of the second semicircular casting head; a fixing bolt having a surface threaded to a surface of the mounting plate.
Furthermore, the positions of the two positioning plates are mutually symmetrical at the axis of the positioning groove, and the devices on the two positioning plates are also mutually symmetrical.
Furthermore, the number of the auxiliary supporting plates is four, the surfaces of the two clamping plates are provided with two auxiliary supporting plates, the number of the sliding rods is four, and the four sliding rods are respectively arranged at the bottoms of the surfaces of the four auxiliary supporting plates.
Further, the auxiliary sliding grooves are two in number, and the two auxiliary sliding grooves are respectively located on the surface of the mounting plate and on two sides of the positioning groove.
Further, the inner surface of the auxiliary chute is slidably connected with the bottom of the sliding rod.
Furthermore, the first semicircular casting head and the second semicircular casting head are made of the same material and are made of graphite serving as a raw material.
Further, the two heat conducting plates respectively penetrate through the left side of the inner wall of the first semicircular casting head and the right side of the inner wall of the second semicircular casting head and are respectively connected with the two corresponding heaters.
Furthermore, the number of the heat conduction layers is two, and the other heat conduction layer is arranged between the right side of the inner wall of the second semicircular casting head and the side, opposite to the inner heat conduction plate, of the second semicircular casting head.
Furthermore, the surface of the first clamping block is clamped with the inner surface of the second clamping groove, and the surface of the second clamping block is clamped with the inner surface of the first clamping groove.
Furthermore, the number of the fixing bolts is four, and the four fixing bolts are uniformly distributed at the positions of four corners of the mounting plate.
Compared with the prior art, the invention has the beneficial effects that:
(1) this casting head for scraper coal mining machine based on, through being provided with first semicircle casting head and second semicircle casting head, the structure of the joint of kneck, make scraper coal mining machine's casting more convenient and convenient, make the dismantlement and the separation of convenient casting head after the foundry goods is made, moreover, the steam generator is simple in structure, the cost of manufacture is low, simultaneously can carry out casting and production on next step after separating between first semicircle casting head and the second semicircle casting head, improve the reuse rate of casting head, the problem of the improvement processing cost of the resource waste of traditional disposable casting head has been avoided, and the production cost is saved, and resources are saved.
(2) This casting head for coal mining machine based on scraper blade through being provided with the insulation construction of heating structure and top cap, can be effectual the temperature of guarantee between first semicircle casting head and the second semicircle casting head be in a controllable state, and the effectual in-process of avoiding the cast because the casting material is in the quick refrigerated phenomenon of casting head department, the abundant and complete of guarantee casting material injection, improves the production efficiency and the fashioned quality of product of foundry goods.
(3) This based on scrape board-like coal-winning machine dead head through being provided with two stoppers and two supplementary stoppers, reduces the cross-sectional area between dead head and the foundry goods, can effectual improvement dead head foundry goods accomplish the convenience and the convenience of back to the dead head clearance, is provided with the pneumatic cylinder and the sliding construction of convenient operation simultaneously, improves the convenience that the dead head demolishd, reduces labour cost.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the exterior of the whole body of the present invention;
FIG. 3 is a top view of the present invention as a whole;
fig. 4 is an enlarged view of the invention at a in fig. 3.
In the figure: 1-mounting plate, 2-positioning groove, 3-positioning plate, 4-hydraulic cylinder, 5-fixing block, 6-clamping plate, 7-positioning frame, 8-auxiliary support plate, 9-sliding rod, 10-auxiliary sliding groove, 11-first semicircular casting head, 12-second semicircular casting head, 13-first heat-insulating layer, 14-limiting block, 15-auxiliary limiting block, 16-heater, 17-heat-conducting plate, 18-heat-conducting layer, 19-rotating block, 20-top cover, 21-second heat-insulating layer, 22-sealing cover, 23-first clamping groove, 24-second clamping groove, 25-first clamping block, 26-second clamping block and 27-fixing bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a casting head for a scraper coal mining machine comprises: a mounting plate 1; the positioning groove 2 is formed in the surface of the mounting plate 1; the positioning groove 2 provides a space for mounting and disassembling the first semicircular casting head 11 and the second semicircular casting head 12, so that separation and disassembly after casting are more convenient, and the bottom parts of the two positioning plates 3 are fixed on the top part of the mounting plate 1; the bottoms of the two hydraulic cylinders 4 are respectively fixed at the tops of the two positioning plates 3; the two relatively symmetrical hydraulic cylinders 4 can provide a power source for the closing and the disassembling of the first semicircular casting head 11 and the second semicircular casting head 12, the casting convenience and the casting safety are improved by adopting a mechanical structure, and one sides of the two fixing blocks 5 are respectively fixed on the opposite sides of the output ends of the two hydraulic cylinders 4; one sides of the two clamping plates 6 are respectively fixed on the opposite sides of the two fixing blocks 5; the bottoms of the two positioning frames 7 are respectively fixed on the tops of the two clamping plates 6; an auxiliary support plate 8, wherein the auxiliary support plate 8 is arranged on one side of the surface of the clamping plate 6; the top of the sliding rod 9 is fixed at the bottom of the auxiliary supporting plate 8; the auxiliary sliding chute 10 is arranged on the surface of the mounting plate 1, and the auxiliary sliding chute 10 is opened on the surface of the mounting plate 1; the casting device comprises a first semicircular casting head 11 and a second semicircular casting head 12, wherein one side of the outer part of the first semicircular casting head 11 and one side of the outer part of the second semicircular casting head 12 are respectively fixed on one opposite side of two positioning frames 7; the first semicircular casting head 11 and the second semicircular casting head 12 form a complete casting head after being closed, and the two first heat-preservation layers 13 are arranged on the inner surface of the first semicircular casting head 11 and the inner surface of the second semicircular casting head 12 respectively; the two limiting blocks 14 are respectively arranged on one side of the inner wall of the first semicircular casting head 11 and one side of the inner wall of the second semicircular casting head 12; the auxiliary limiting block 15 is arranged on one side of the limiting block 14; the two limiting blocks 14 and the two auxiliary limiting blocks 15 can effectively reduce the cross-sectional area inside the casting head, provide convenience for shearing the casting head after casting, and facilitate the post-treatment after casting, and the two heaters 16 are respectively arranged on one side of the outer part of the first semicircular casting head 11 and one side of the outer part of the second semicircular casting head 12; the heater 16 can rapidly heat the heat conducting plates 17 after being electrified, the heat conducting plates 17 transmit heat to a position between the first semicircular casting head 11 and the second semicircular casting head 12 through the heat conducting layers 18 to provide sufficient heat for casting materials, and prevent the casting materials from being solidified in advance to influence the molding of castings, and the two heat conducting plates 17 are respectively arranged in the first semicircular casting head 11 and the second semicircular casting head 12; a heat conducting layer 18, wherein the heat conducting layer 18 is arranged between the right side of the heat conducting plate 17 located inside the first semicircular casting head 11 and the opposite side of the first semicircular casting head 11; a top cover 20, one side of the top cover 20 is rotatably connected to the top of the side of the second semicircular casting head 12 through a rotating block 19; the second heat insulation layer 21 is arranged inside the top cover 20; the top of the sealing cover 22 is fixed at the bottom of the top cover 20; air holes are formed in the top cover 20 and the sealing cover 22, meanwhile, an auxiliary ring is arranged on the top cover 20, an operator can conveniently open and close the top cover by using a clamp, the top cover comprises a first clamping groove 23 and a second clamping groove 24, and the surface of the first clamping groove 23 and the surface of the second clamping groove 24 are respectively arranged on the right side of the first semicircular casting head 11 and the left side of the second semicircular casting head 12; a first clamping block 25 and a second clamping block 26, wherein one side of the first clamping block 25 and one side of the second clamping block 26 are respectively fixed on the right side of the first semicircular casting head 11 and the left side of the second semicircular casting head 12; a fixing bolt 27, a surface of the fixing bolt 27 being screwed to a surface of the mounting plate 1.
The positions of the two positioning plates 3 are mutually symmetrical at the axis of the positioning groove 2, and the devices on the two positioning plates 3 are also mutually symmetrical.
The number of the auxiliary supporting plates 8 is four, the two auxiliary supporting plates 8 are arranged on the surfaces of the two clamping plates 6, the number of the sliding rods 9 is four, and the four sliding rods 9 are respectively arranged at the bottoms of the surfaces of the four auxiliary supporting plates 8.
The auxiliary sliding grooves 10 are two in total, and the two auxiliary sliding grooves 10 are respectively positioned on the surface of the mounting plate 1 and two sides of the positioning groove 2.
The inner surface of the auxiliary chute 10 is connected with the bottom of the sliding rod 9 in a sliding manner, so that the first semicircular casting head 11 and the second semicircular casting head 12 can be driven by the hydraulic cylinder 4 to move horizontally on the mounting plate 1, and casting is facilitated.
The first semicircular casting head 11 and the second semicircular casting head 12 are made of the same material and are made of graphite.
The two heat conduction plates 17 respectively penetrate the left side of the inner wall of the first semicircular casting head 11 and the right side of the inner wall of the second semicircular casting head 12 and are respectively connected with the two corresponding heaters 16.
The heat conduction layers 18 are two in number, another heat conduction layer 18 is arranged between the right side of the inner wall of the second semicircular dead head 12 and the opposite side of the internal heat conduction plate 17, the auxiliary heating structure is arranged to ensure that a constant temperature state is formed between the first semicircular dead head 11 and the second semicircular dead head 12 in the casting process, the casting material is prevented from being cooled rapidly before the casting material is completely injected, the phenomenon that the casting material cannot completely enter the casting hole after entering a casting prototype is caused, the casting temperature of the casting material is ensured, the injection speed and efficiency of the casting material are improved, the casting speed is improved, and the casting quality is ensured.
The surface of first fixture block 25 and the internal surface joint of second draw-in groove 24, the surface of second fixture block 26 and the internal surface joint of first draw-in groove 23, the both ends of first semicircle casting head 11 with the both ends of second semicircle casting head 12 all are provided with the joint structure of mutual adaptation, make things convenient for the dismantlement and the closure of first semicircle casting head 11 and second semicircle casting head 12, convenient processing and processing.
The number of the fixing bolts 27 is four, and the four fixing bolts are uniformly distributed at the positions of four corners of the mounting plate 1.
When the device works, the mounting plate 1 is fixed at a casting material inlet through the fixing bolt 27, the two hydraulic cylinders 4 are synchronously started, the two hydraulic cylinders 4 respectively push the fixing blocks 5 at the two sides and the clamping plates 6 at the two sides to be close to each other, the clamping plates 6 slide on the surfaces of the auxiliary chutes 10 through the sliding rods 9, so that the clamping plates 6 are driven to slide in the horizontal direction, the clamping plates 6 at the two sides respectively drive the first semicircular casting head 11 and the second semicircular casting head 12 to be close to each other through the positioning frame 7, so that the first clamping groove 23 is clamped with the second clamping block 26, the second clamping groove 24 is clamped with the first clamping block 25, a closed state is formed between the first semicircular casting head 11 and the second semicircular casting head 12, the two hydraulic cylinders 4 are closed, the two heaters 16 are started, the two heaters 16 simultaneously heat the inside of the casting head through the heat conducting plate 17, and molten casting material is injected into the inside of, the inside temperature of dead head is in homothermal state, close top cap 20, make wind gap lid 22 and the top of dead head closed completely, reduce the speed that the dead head temperature scatters and disappears, improve the speed and the efficiency that the casting material was injected into, thereby guarantee cast integrality and quality, after the casting is accomplished, close two heaters 16, use the clamp to open the top cap and carry out quick heat dissipation, after the heat dissipation period, start the pneumatic cylinder 4 of both sides, make first semicircle dead head 11 and second semicircle dead head 12 separate gradually, demolish mounting panel 1 and carry out the casting of next department, improve the life and the casting efficiency of dead head.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A casting head for a scraper coal mining machine is characterized by comprising:
mounting a plate;
the positioning groove is formed in the surface of the mounting plate;
the bottoms of the two positioning plates are fixed at the top of the mounting plate;
the bottoms of the two hydraulic cylinders are respectively fixed at the tops of the two positioning plates;
one sides of the two fixed blocks are respectively fixed on the opposite sides of the output ends of the two hydraulic cylinders;
one sides of the two clamping plates are respectively fixed on the opposite sides of the two fixing blocks;
the bottoms of the two positioning frames are respectively fixed at the tops of the two clamping plates;
an auxiliary support plate disposed at one side of a surface of the clamping plate;
the top of the sliding rod is fixed at the bottom of the auxiliary supporting plate;
the auxiliary sliding chute is arranged on the surface of the mounting plate;
the first semicircular casting head and the second semicircular casting head are respectively fixed on one opposite sides of the two positioning frames;
the two first heat-preservation layers are respectively arranged on the inner surface of the first semicircular casting head and the inner surface of the second semicircular casting head;
the two limiting blocks are respectively arranged on one side of the inner wall of the first semicircular casting head and one side of the inner wall of the second semicircular casting head;
the auxiliary limiting block is arranged on one side of the limiting block;
the two heaters are respectively arranged on one side of the outer part of the first semicircular casting head and one side of the outer part of the second semicircular casting head;
the two heat-conducting plates are respectively arranged in the first semicircular casting head and the second semicircular casting head;
the heat conduction layer is arranged between the right side of the heat conduction plate, which is positioned inside the first semicircular casting head, and the opposite side of the first semicircular casting head;
one side of the top cover is rotatably connected to the top of the side surface of the second semicircular casting head through a rotating block;
the second heat-insulating layer is arranged inside the top cover;
the top of the sealing cover is fixed at the bottom of the top cover;
the surface of the first clamping groove and the surface of the second clamping groove are respectively arranged on the right side of the first semicircular casting head and the left side of the second semicircular casting head;
one side of the first clamping block and one side of the second clamping block are respectively fixed on the right side of the first semicircular casting head and the left side of the second semicircular casting head;
a fixing bolt having a surface threaded to a surface of the mounting plate.
2. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the positions of the two positioning plates are mutually symmetrical at the axis of the positioning groove, and the devices on the two positioning plates are also mutually symmetrical.
3. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the auxiliary supporting plates are four in number, the two auxiliary supporting plates are arranged on the surfaces of the two clamping plates, the number of the sliding rods is four, and the four sliding rods are arranged at the bottoms of the surfaces of the four auxiliary supporting plates respectively.
4. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the auxiliary sliding grooves are two in number and are respectively located on the surface of the mounting plate and on two sides of the positioning groove.
5. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the inner surface of the auxiliary sliding groove is connected with the bottom of the sliding rod in a sliding mode.
6. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the first semicircular casting head and the second semicircular casting head are made of the same material and are made of graphite.
7. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the two heat conduction plates respectively penetrate through the left side of the inner wall of the first semicircular casting head and the right side of the inner wall of the second semicircular casting head and are respectively connected with the two corresponding heaters.
8. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the heat conduction layer is totally two, and another heat conduction layer is arranged between the right side of the inner wall of the second semicircular casting head and the side, opposite to the inner heat conduction plate, of the second semicircular casting head.
9. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the surface of the first clamping block is clamped with the inner surface of the second clamping groove, and the surface of the second clamping block is clamped with the inner surface of the first clamping groove.
10. The casting head for the scraper coal mining machine based on the claim 1 is characterized in that: the number of the fixing bolts is four, and the fixing bolts are uniformly distributed at the positions of four corners of the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510417.7A CN109702147B (en) | 2018-12-11 | 2018-12-11 | Casting head for scraper-type coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811510417.7A CN109702147B (en) | 2018-12-11 | 2018-12-11 | Casting head for scraper-type coal mining machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109702147A CN109702147A (en) | 2019-05-03 |
| CN109702147B true CN109702147B (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811510417.7A Active CN109702147B (en) | 2018-12-11 | 2018-12-11 | Casting head for scraper-type coal mining machine |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4302747B2 (en) * | 2007-03-13 | 2009-07-29 | 日信工業株式会社 | Gravity casting equipment |
| KR101365021B1 (en) * | 2013-07-25 | 2014-03-10 | 주식회사 세연에스씨에스 | A mold for gravity pressure casting |
| CN104722714B (en) * | 2015-04-01 | 2017-01-18 | 无锡蠡湖增压技术股份有限公司 | Reusable casting head equipment |
| CN106493302A (en) * | 2015-09-07 | 2017-03-15 | 刘勇 | A kind of metal die hot-working one-step molding device |
| CN206464506U (en) * | 2016-12-10 | 2017-09-05 | 安顺学院 | A kind of casting mold suitable for annular cast |
| CN207343716U (en) * | 2017-11-06 | 2018-05-11 | 赵振波 | A kind of novel casting knock-off head |
| CN208033588U (en) * | 2018-04-20 | 2018-11-02 | 河南中孚技术中心有限公司 | A kind of double-station aluminium alloy heating tube casting machine |
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