CN208592363U - A kind of sand mold casting mold for mechanical arm production - Google Patents

A kind of sand mold casting mold for mechanical arm production Download PDF

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Publication number
CN208592363U
CN208592363U CN201821297185.7U CN201821297185U CN208592363U CN 208592363 U CN208592363 U CN 208592363U CN 201821297185 U CN201821297185 U CN 201821297185U CN 208592363 U CN208592363 U CN 208592363U
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CN
China
Prior art keywords
cooling water
mold
hole
lower die
cooling
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821297185.7U
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Chinese (zh)
Inventor
万书斌
王守勇
董延辉
王金涛
刘爱杰
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Yantai Engineering and Technology College
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Yantai Engineering and Technology College
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Publication date
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Priority to CN201821297185.7U priority Critical patent/CN208592363U/en
Application granted granted Critical
Publication of CN208592363U publication Critical patent/CN208592363U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of sand mold casting molds for mechanical arm production, including composable mold, composable mold is made of upper die and lower die, upper mold offers through-hole, the inner wall of through-hole is provided with the first screw thread, through-hole is bolted with separating, the outer wall of separation bolt is provided with the second screw thread to match with the first screw thread, lower die is provided with positioning convex column, the position of positioning convex column is corresponding up and down with the position of through-hole, the left side lower end of lower die is connected with cooling water outlet tube, cooling water inlet tube is connected among the right side of lower die, the nozzle of cooling water inlet tube is connected with water pipe, cooling water inlet tube left end is connected with cooling bath, the left end of cooling bath is connect with cooling water outlet tube, cooling bath is looped around the surrounding of lower impressions;The utility model can very easily be separated composable mold by setting positioning convex column, separation bolt and through-hole, while by setting cooling water inlet tube, cooling water outlet tube and cooling bath, effectively improve the cooling effect of composable mold.

Description

A kind of sand mold casting mold for mechanical arm production
Technical field
The utility model relates to sand mold casting mold fields, more specifically to a kind of sand for mechanical arm production Casting die.
Background technique
Sand casting refers to the casting method that casting is produced in sand mold, and steel, iron and most of non-ferrous alloy castings all may be used It is obtained with sand mould casting method.The Modeling Material as used in sand casting is cheap and easy to get, and Casting mold manufacturing is easy, to the list of casting Part production is produced by batch and is adapted to mass production, is always the basic technology in Foundry Production, mechanical arm for a long time Refer to high-precision, high speed glue dispensing machine hand, mechanical arm be a multiple-input and multiple-output, nonlinearity, close coupling complicated system System, is generally produced using sand mold mould forging type.
Existing mechanical arm sand mold casting mold is composable mold, and composable mold is not readily separated after casting is completed, simultaneously The cooling effect of mold is bad, can not carry out consecutive solidification to product, need cooling position that can not be quickly cooled down lower die.
Utility model content
1. technical problems to be solved
For the sand mold casting mold problem of mechanical arm existing in the prior art production, problem is as follows:
(1), composable mold is not readily separated;
(2), cooling effect is bad.
2. technical solution
To solve the above problems, the utility model adopts the following technical scheme.
A kind of sand mold casting mold for mechanical arm production, including composable mold, the composable mold is by upper mold under Mould composition, the upper mold are internally provided with upper impression, and the lower die is internally provided with lower impressions, four tops of the upper mold Angle offers through-hole, and the through-hole is connected with through hole plug, and the inner wall of the through-hole is provided with the first screw thread, the through-hole It is connected with bolt thread is separated, the outer wall of the separation bolt is provided with the second screw thread to match with the first screw thread, under described Four apex angles of mould are provided with positioning convex column, the position of the positioning convex column and the position of through-hole corresponding, the lower die up and down Left side lower end be connected with cooling water outlet tube, the nozzle of the cooling water outlet tube is connected with nozzle plug, the right side of the lower die Cooling water inlet tube is connected among side, the nozzle of the cooling water inlet tube is connected with water pipe, and the cooling water inlet tube is left End is connected with cooling bath, and the left end of the cooling bath is connect with cooling water outlet tube, and the cooling bath is looped around the four of lower impressions Week.
Preferably, the outer wall of the upper die and lower die is provided with insulating;The setting of insulating be in order to The temperature for guaranteeing upper impression and lower impressions in mechanical arm casting process, has been effectively ensured mechanical arm casting temperature, has improved machinery The quality of arm.
Preferably, the centre of the upper mold is provided with feed inlet, and the lower end of the feed inlet is connected with main running channel, the master The lower end of running channel is connected with flow distribution plate;The setting of main running channel and flow distribution plate is in order to which the raw material entered from feed inlet is passed through shunting Plate is uniformly distributed to the intracavitary portion of type, effectively increases the uniformity of feed distribution, improves the performance of mechanical arm.
Preferably, the left and right ends of the feed inlet are provided with several air holes, the upper end of several air holes It is connected with filter screen;The setting of air hole has effectively been discharged the air in the intracavitary portion of type, and the setting of filter screen is impurity in order to prevent Type chamber is entered by air hole, influences material purity, to affect the performance of mechanical arm.
Preferably, the lower end of several air holes is connected with exhaust pipe, and the lower end of the exhaust pipe is connected with ventilative Core;The setting of ventilative core and exhaust pipe is the exhaust effect in order to increase upper mold, avoids pouring into casting mold in high-temperature liquid metal Afterwards, it can not be successfully discharge full of bulk gas in mold cavity, so that the molten metal amount of pouring into is insufficient, causes product to generate stomata and lack It falls into, seriously affects the appearance and quality of mechanical arm.
3. beneficial effect
Compared with the prior art, utility model has the advantages that
(1) the utility model passes through setting positioning convex column, separation bolt, the first screw thread, the second screw thread, through-hole and through-hole Plug, and positioning convex column and through-hole are separately positioned on four apex angles of lower die and upper mold, and the position of positioning convex column and through-hole Position is corresponding up and down, and through-hole wall is provided with the first screw thread, and the second screw thread is arranged in the outer wall of separation bolt, through hole plug can with it is logical Hole connection needs to separate the upper die and lower die of composable mold after mechanical arm casting finishes, first will be above through-hole Through hole plug removes, and is respectively together by a threaded connection four separation bolts with four through-holes, separates bolt and positioning convex column It is in contact, is rotated down at this time in cornerwise two separation bolts to certain altitude, be rotated further by another pair and be in diagonal line Separation bolt to identical height, four separation bolts of recycling rotation guarantee the uniform forces of four apex angles of upper mold, at this time on Mould moves upwards, so that upper mold is easily separated with lower die under the action of separating bolt and positioning convex column along the second screw thread It opens, it is spare that separation finishes and then remove four separation bolts, and not needing to apply many power in this way can make Lower die easily separates, so as to solve the problems, such as that composable mold is not readily separated;
(2) the utility model passes through setting water pipe, cooling water inlet tube, cooling water outlet tube, nozzle plug and cooling bath, And cooling water inlet tube and cooling water outlet tube can be connect with water pipe and nozzle plug, and the left and right ends of cooling bath are separately connected There are cooling water outlet tube and cooling water inlet tube, and cooling bath is looped around the surrounding of lower impressions, it is cold when not needing be cooling But without water in slot, and the nozzle of cooling water inlet tube and cooling water outlet tube is plugged with nozzle plug, when needing cooling, It removes the nozzle plug of cooling water outlet tube and cooling water inlet tube and is separately connected water pipe, the other end of cooling water inlet tube water pipe Cooling faucet water is connected, the other end of cooling water outlet tube water pipe is connected with water container, and cooling water passes through water pipe and cooling Water inlet tube enters cooling bath, and the cooling of realization type chamber, by certain time, the cooling water being heated goes out from cooling water Liquid pipe nozzle flows out in water container, loops back and forth like this, and the fast cooling for being just able to achieve type chamber is cooling, so as to solve The bad problem of cooling effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the utility model upper die and lower die;
Fig. 3 is the sectional view of the utility model.
Figure label explanation:
1, upper mold;2, composable mold;3, lower die;4, positioning convex column;5, water pipe;6, cooling water inlet tube;7, cooling bath;8, Lower impressions;9, bolt is separated;10, the second screw thread;11, through-hole;12, nozzle plug;13, through hole plug;14, filter screen;15, it feeds Mouthful;16, insulating;17, ventilative core;18, air hole;19, exhaust pipe;20, cooling water outlet tube;21, upper impression; 22, flow distribution plate;23, main running channel;24, the first screw thread.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of sand mold casting mold for mechanical arm production, including composable mold 2, composable mold 2 It is made of upper mold 1 and lower die 3, upper mold 1 is internally provided with upper impression 21, and lower die 3 is internally provided with lower impressions 8, upper mold 1 Four apex angles offer through-hole 11, and through-hole 11 is connected with through hole plug 13, and the inner wall of through-hole 11 is provided with the first screw thread 24, Through-hole 11 is threadedly coupled with bolt 9 is separated, and the outer wall of separation bolt 9 is provided with the second screw thread to match with the first screw thread 24 10, four apex angles of lower die 3 are provided with positioning convex column 4, and the position of positioning convex column 4 is corresponding up and down with the position of through-hole 11, under The left side lower end of mould 3 is connected with cooling water outlet tube 20, and the nozzle of cooling water outlet tube 20 is connected with nozzle plug 12, lower die 3 Cooling water inlet tube 6 is connected among right side, the nozzle of cooling water inlet tube 6 is connected with water pipe 5,6 left end of cooling water inlet tube It is connected with cooling bath 7, the left end of cooling bath 7 is connect with cooling water outlet tube 20, and cooling bath 7 is looped around the surrounding of lower impressions 8.
The outer wall of upper mold 1 and lower die 3 is provided with insulating 16.
The centre of upper mold 1 is provided with feed inlet 15, and the lower end of feed inlet 15 is connected with main running channel 23, the lower end of main running channel 23 It is connected with flow distribution plate 22.
The left and right ends of feed inlet 15 are provided with several air holes 18, and the upper end of several air holes 18 is connected with filtering Net 14.
The lower end of several air holes 18 is connected with exhaust pipe 19, and the lower end of exhaust pipe 19 is connected with ventilative core 17.
Working principle: in foundry machinery arm, by the lower end for the through-hole 11 that upper mold 1 is arranged in and it is arranged in lower die 3 Positioning convex column 4 is nested together, and the upper mold 1 of composable mold 2 and lower die 3 are assembled, and after assembling finishes, the upper end of through-hole 11 is used Through hole plug 13 is stoppered, and is fed injection into composable mold 2 from feed inlet 15, and raw material, which is flowed into from feed inlet 15 along main running channel 23, to be divided Raw material is uniformly distributed to the inside of type chamber by flowing plate 22, flow distribution plate 22, effectively increases the uniformity that raw material is distributed in type chamber, After raw material injection finishes, starts foundry machinery arm, the insulating 16 of the outer wall of upper mold 1 and lower die 3 is set in machinery The temperature for guaranteeing upper impression 21 and lower impressions 8 in arm casting process, has been effectively ensured the casting temperature of mechanical arm, when needing to cool down When, it removes the nozzle plug 12 of cooling water outlet tube 20 and cooling water inlet tube 6 and is separately connected water pipe 5, cooling water feed liquor The other end of 6 water pipe 5 of pipe connects cooling faucet water, and the other end of 20 water pipe 5 of cooling water outlet tube is connected with water container, cold But water enters cooling bath 7 by water pipe 5 and cooling water inlet tube 6, the cooling of realization type chamber, by certain time, by The cooling water of heating flows out in water container from 20 nozzle of cooling water outlet tube, loops back and forth like this, and is just able to achieve type chamber Fast cooling is cooling, after mechanical arm casting finishes, needs to separate the upper mold 1 of composable mold 2 and lower die 3, first will Through hole plug 13 above through-hole 11 removes, and four separation bolts 9 and four through-holes 11 are passed through the first screw thread 24 and second respectively Screw thread 10 links together, and separation bolt 9 is in contact with positioning convex column 4, rotates down separate in cornerwise two at this time Bolt 9 is rotated further by another pair and is in cornerwise separation bolt 9 to identical height, four points of recycling rotation to certain altitude From the uniform force that bolt 9 guarantees 1 four apex angles of upper mold, upper mold 1 is under the action of separating bolt 9 and positioning convex column 4 at this time, edge The second screw thread 10 move upwards so that upper mold 1 is easily separated with lower die 3, separation finishes and then removes four separation Bolt 9 is spare, and not needing to apply many power can be such that upper and lower mould easily separates, air hole 18, ventilative core 17 and row The setting of tracheae 19 is the exhaust effect in order to increase upper mold 1, avoids after high-temperature liquid metal pours into casting mold, fills in mold cavity Full bulk gas can not be successfully discharge, so that the molten metal amount of pouring into is insufficient, causes product to generate gas hole defect, seriously affects machinery The appearance and quality of arm, the setting of filter screen 14 are that impurity enters type chamber by air hole 18 in order to prevent, and it is pure to influence raw material Degree, to affect the performance of mechanical arm.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its improvement design is subject to equivalent substitution or change, should all cover in the protection scope of the utility model It is interior.

Claims (5)

1. a kind of sand mold casting mold for mechanical arm production, including composable mold (2), it is characterised in that: the combination die Tool (2) be made of upper mold (1) and lower die (3), the upper mold (1) is internally provided with upper impression (21), the lower die (3) it is interior Portion is provided with lower impressions (8), and four apex angles of the upper mold (1) offer through-hole (11), and the through-hole (11) is flexibly connected Have through hole plug (13), the inner wall of the through-hole (11) is provided with the first screw thread (24), the through-hole (11) with separate bolt (9) spiral shell The outer wall of line connection, separation bolt (9) is provided with the second screw thread (10) to match with the first screw thread (24), the lower die (3) four apex angles are provided with positioning convex column (4), the position of the positioning convex column (4) with it is right above and below the position of through-hole (11) It answers, the left side lower end of the lower die (3) is connected with cooling water outlet tube (20), the nozzle connection of the cooling water outlet tube (20) Have nozzle plug (12), is connected with cooling water inlet tube (6) among the right side of the lower die (3), the cooling water inlet tube (6) Nozzle is connected with water pipe (5), and cooling water inlet tube (6) left end is connected with cooling bath (7), the left end of the cooling bath (7) It is connect with cooling water outlet tube (20), the cooling bath (7) is looped around the surrounding of lower impressions (8).
2. a kind of sand mold casting mold for mechanical arm production according to claim 1, it is characterised in that: the upper mold (1) and the outer wall of lower die (3) is provided with insulating (16).
3. a kind of sand mold casting mold for mechanical arm production according to claim 1, it is characterised in that: the upper mold (1) centre is provided with feed inlet (15), and the lower end of the feed inlet (15) is connected with main running channel (23), the main running channel (23) Lower end be connected with flow distribution plate (22).
4. a kind of sand mold casting mold for mechanical arm production according to claim 3, it is characterised in that: the charging The left and right ends of mouth (15) are provided with several air holes (18), and the upper end of several air holes (18) is connected with filter screen (14).
5. a kind of sand mold casting mold for mechanical arm production according to claim 4, it is characterised in that: several institutes The lower end for stating air hole (18) is connected with exhaust pipe (19), and the lower end of the exhaust pipe (19) is connected with ventilative core (17).
CN201821297185.7U 2018-08-13 2018-08-13 A kind of sand mold casting mold for mechanical arm production Expired - Fee Related CN208592363U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821297185.7U CN208592363U (en) 2018-08-13 2018-08-13 A kind of sand mold casting mold for mechanical arm production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821297185.7U CN208592363U (en) 2018-08-13 2018-08-13 A kind of sand mold casting mold for mechanical arm production

Publications (1)

Publication Number Publication Date
CN208592363U true CN208592363U (en) 2019-03-12

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ID=65604776

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821297185.7U Expired - Fee Related CN208592363U (en) 2018-08-13 2018-08-13 A kind of sand mold casting mold for mechanical arm production

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111036841A (en) * 2019-12-31 2020-04-21 广西玉柴机器股份有限公司 Method for quickly forming cylinder block casting
CN111036840A (en) * 2019-12-26 2020-04-21 张永 Precoated sand mold for casting

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111036840A (en) * 2019-12-26 2020-04-21 张永 Precoated sand mold for casting
CN111036840B (en) * 2019-12-26 2021-11-23 章丘市铜铝铸造厂 Precoated sand mold for casting
CN111036841A (en) * 2019-12-31 2020-04-21 广西玉柴机器股份有限公司 Method for quickly forming cylinder block casting

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GR01 Patent grant
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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190312

Termination date: 20190813

CF01 Termination of patent right due to non-payment of annual fee