CN212216987U - Precision casting precoated sand mold for valve body of valve - Google Patents
Precision casting precoated sand mold for valve body of valve Download PDFInfo
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- CN212216987U CN212216987U CN202020979910.XU CN202020979910U CN212216987U CN 212216987 U CN212216987 U CN 212216987U CN 202020979910 U CN202020979910 U CN 202020979910U CN 212216987 U CN212216987 U CN 212216987U
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Abstract
The utility model discloses a valve body precision casting tectorial membrane sand mould, the on-line screen storage device comprises a base, two mounting panels of base upper surface sliding installation, the base upper surface rotates installs the transfer line, two mounting panel medial extremity demountable installation has first forming die of assorted and second forming die respectively, the corresponding position department of first forming die and second forming die contact surface encircles and is provided with assorted elastic sealing pad, opposite screw thread mouth has been seted up respectively to transfer line both ends surface, and two the mounting panel runs through the screw thread respectively and installs at the transfer line both ends, transfer line one end is connected with drive assembly. The utility model discloses the mould process of opening and shutting is stable high-efficient, has guaranteed stability and leakproofness after the mould compound die simultaneously, has effectively promoted the manufacturing accuracy of valve body wax matrix to the manufacturing accuracy of valve body has been promoted indirectly.
Description
Technical Field
The utility model relates to a sand casting mould technical field especially relates to a valve body precision casting tectorial membrane sand mould.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to its function, can be divided into shut-off valve, check valve, governing valve etc. the valve body, english: the valve body is a major component in the valve; there are different mechanical manufacturing methods according to the pressure class. For example: casting, forging, and the like.
The precision casting of the valve body of the valve adopts a mode of investment casting, and the general procedures are as follows: firstly, designing and manufacturing a mould according to a valve body of a valve, and casting wax by using a casting method to obtain an original wax mould; repeating the steps of coating and sanding on the wax mould, hardening the shell and drying; then dissolving the wax mould inside to remove the wax mould, namely dewaxing to obtain a cavity; firing the shell to obtain sufficient strength; pouring the required metal material into the shell; the sand is removed after the shelling is carried out, so that a finished product with high precision is obtained, but most of the existing dies for manufacturing the valve body wax pattern have poor structural stability and poor sealing property, the manufacturing precision of the valve body is greatly influenced, and certain defects exist.
Therefore, we propose a valve body precision casting precoated sand mold.
SUMMERY OF THE UTILITY MODEL
The utility model provides a valve body precision casting tectorial membrane sand mould, aim at guarantee that the mould carries out stable die that opens and shuts, guarantees the leakproofness of mould simultaneously to indirectly promote valve body's manufacturing accuracy.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a valve body precision casting tectorial membrane sand mould, includes the base, two mounting panels of base upper surface slidable mounting, the surface rotation installs the transfer line on the base, two mounting panel medial surface demountable installation has first forming die of assorted and second forming die respectively, the corresponding position department of first forming die and second forming die contact surface encircles and is provided with assorted elastic sealing pad, opposite screw thread mouth has been seted up respectively to transfer line both ends surface, and two the mounting panel runs through the screw thread respectively and installs at the transfer line both ends, transfer line one end is connected with drive assembly.
Preferably, in the valve body precision casting precoated sand mold, the driving assembly comprises a mold closing motor in transmission connection with the transmission rod through a worm gear, and the mold closing motor is fixedly mounted on the base.
Based on the technical characteristics, the automatic die assembly of the first forming die and the second forming die is realized by driving the die assembly motor, the die assembly is stable, and the working strength of people is reduced.
Preferably, among the above-mentioned valve body precision casting tectorial membrane sand mould, the base includes the installation roof, installation roof bottom surface has supporting baseplate through a plurality of telescopic link movable mounting, telescopic link surface cover is equipped with compression spring, the compression spring both ends close supporting baseplate with the installation roof respectively and are connected.
Based on above-mentioned technical characteristic, compression spring's setting provides effectual shock attenuation buffering effect for the base.
Preferably, in the above-mentioned valve body precision casting tectorial membrane sand mould, the telescopic link includes the interior pole with installation roof fixed mounting, interior pole outer sliding sleeve is equipped with the urceolus, urceolus bottom and supporting baseplate fixed connection.
Based on the technical characteristics, the arrangement of the telescopic rod limits the installation top plate in the effective horizontal direction.
Preferably, in the valve body precision casting precoated sand mold, the outer end faces of the first forming die and the second forming die are fixedly provided with connecting plates, the centers of the outer end faces of the connecting plates are provided with trapezoidal positioning blocks, the inner end faces of the mounting plates are provided with positioning grooves matched with the trapezoidal positioning blocks, and mounting holes are formed in the corresponding positions of the peripheries of the end faces of the connecting plates and the mounting plates in a penetrating manner.
Based on above-mentioned technical characteristics, the setting of trapezoidal locating piece and constant head tank makes things convenient for people to install first forming die and second forming die, and the setting of mounting hole cooperates the bolt, realizes fixing first forming die and second forming die.
Preferably, in the valve body precision casting precoated sand mold, the front side wall and the rear side wall of the first forming die and the second forming die are both provided with hanging rings.
Based on above-mentioned technical characteristics, the setting of rings makes things convenient for people to hang first forming die and second forming die and establishes.
The utility model has the advantages that:
the utility model has the advantages of simple and reasonable design, through drive compound die motor, drive the transfer line and rotate, realize the automatic compound die that opens and shuts of mould, the mould process that opens and shuts is stable high-efficient, simultaneously through the setting of elastic sealing pad and worm gear, has guaranteed stability and leakproofness behind the mould compound die, has effectively promoted the manufacturing accuracy of valve body wax matrix to indirectly promoted the manufacturing accuracy of valve body, the practicality is strong.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the telescopic rod structure of the present invention;
fig. 3 is a schematic view of the elastic sealing gasket of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a base; 2-mounting a plate; 3-a transmission rod; 4-a first forming die; 5-a second forming die; 6-a drive assembly; 7-worm gear; 8-a die assembly motor; 9-installing a top plate; 10-a telescopic rod; 11-a support floor; 12-a compression spring; 13-an inner rod; 14-an outer barrel; 15-a connecting plate; 16-trapezoidal positioning blocks; 17-a positioning groove; 18-mounting holes; 19-a lifting ring; 20-elastic sealing gasket.
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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the embodiment is a valve body precision casting precoated sand mold, which includes a base 1, the base 1 includes a mounting top plate 9, a supporting bottom plate 11 is movably mounted on the bottom surface of the mounting top plate 9 through a plurality of telescopic rods 10, a compression spring 12 is sleeved on the outer surface of each telescopic rod 10, two ends of each compression spring 12 are respectively connected with the mounting top plate 9 and the supporting bottom plate 11, the compression spring 12 is arranged to provide an effective damping and buffering effect for the base 1, each telescopic rod 10 includes an inner rod 13 fixedly mounted with the mounting top plate 9, an outer cylinder 14 is sleeved outside the inner rod 13 in a sliding manner, the bottom of the outer cylinder 14 is fixedly connected with the supporting bottom plate 11, the telescopic rods 10 are arranged to limit the mounting top plate 9 in an effective horizontal direction, two mounting plates 2 are slidably mounted on the upper surface of the base 1, a transmission rod 3 is rotatably mounted on the upper surface of the base, the elastic sealing gaskets 20 matched with each other are arranged at the corresponding positions of the contact surfaces of the first molding die 4 and the second molding die 5 in a surrounding mode, the connecting plates 15 are fixedly installed on the outer side end surfaces of the first molding die 4 and the second molding die 5, the trapezoidal positioning blocks 16 are arranged at the centers of the outer side end surfaces of the connecting plates 15, the positioning grooves 17 matched with the trapezoidal positioning blocks 16 are arranged on the inner side end surfaces of the mounting plates 2, the mounting holes 18 are formed in the corresponding positions of the peripheries of the end surfaces of the connecting plates 15 and the mounting plates 2 in a penetrating mode, the trapezoidal positioning blocks 16 and the positioning grooves 17 are arranged, people can conveniently install the first molding die 4 and the second molding die 5, the installation holes 18 are matched with bolts to fix the first molding die 4 and the second molding die 5, the front side wall and the rear side wall of the first molding die 4 and the rear side wall of the second molding die 5, opposite screw thread mouths are respectively arranged on the surfaces of two ends of the transmission rod 3, the two mounting plates 2 are respectively installed at two ends of the transmission rod 3 in a penetrating mode through screw threads, one end of the transmission rod 3 is connected with a driving assembly 6, the driving assembly 6 comprises a die assembly motor 8 in transmission connection with the transmission rod 3 through a worm gear 7, the die assembly motor 8 is fixedly installed on the base 1, automatic die assembly of the first forming die 4 and the second forming die 5 is achieved through the driving of the die assembly motor 8, die assembly is stable, and working strength of people is reduced.
In the practical application of the utility model, when in use, people hang the mould by the hanging ring 19 and realize the positioning of the first forming mould 4 and the second forming mould 5 by the trapezoidal positioning block 16, then the first molding die 4 and the second molding die 5 are respectively mounted on the two mounting plates 2 by bolts, the first molding die 4 and the second molding die 5 are driven to fold by driving the die closing motor 8 to realize die closing of the die, a wax injection port is arranged on the first molding die 4 or the second molding die 5, the wax can be poured into the mould, the first molding die 4 and the second molding die 5 are connected tightly, the good sealing property of the mould is ensured, the manufacturing precision of the wax mould is effectively improved, the first molding die 4 and the second molding die 5 are driven to be separated by driving the die closing motor 8, the stable die opening of the die can be realized, and the damage to the surface of the wax die caused by the unstable die opening is effectively avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a valve body precision casting tectorial membrane sand mould which characterized in that: including base (1), two mounting panel (2) of surface sliding mounting on base (1), base (1) upper surface rotates and installs transfer line (3), two mounting panel (2) medial surface is demountable installation respectively has assorted first forming die (4) and second forming die (5), first forming die (4) and second forming die (5) contact surface corresponding position department encircle and are provided with assorted elastic sealing pad (20), opposite screw thread mouth has been seted up respectively to transfer line (3) both ends surface, and two mounting panel (2) run through the screw thread respectively and install at transfer line (3) both ends, transfer line (3) one end is connected with drive assembly (6).
2. The valve body precision casting precoated sand mold of claim 1, wherein: the driving assembly (6) comprises a die assembly motor (8) in transmission connection with the transmission rod (3) through a worm gear (7), and the die assembly motor (8) is fixedly installed on the base (1).
3. The valve body precision casting precoated sand mold of claim 1, wherein: base (1) is including installation roof (9), installation roof (9) bottom surface has supporting baseplate (11) through a plurality of telescopic links (10) movable mounting, telescopic link (10) surface cover is equipped with compression spring (12), compression spring (12) both ends close supporting baseplate (11) with installation roof (9) respectively and are connected.
4. The valve body precision casting precoated sand mold of claim 3, wherein: the telescopic rod (10) comprises an inner rod (13) fixedly installed with the installation top plate (9), an outer barrel (14) is sleeved outside the inner rod (13) in a sliding mode, and the bottom of the outer barrel (14) is fixedly connected with the supporting bottom plate (11).
5. The valve body precision casting precoated sand mold of claim 1, wherein: the outer end faces of the first forming die (4) and the second forming die (5) are fixedly provided with connecting plates (15), the centers of the outer end faces of the connecting plates (15) are provided with trapezoidal positioning blocks (16), the inner end faces of the mounting plates (2) are provided with positioning grooves (17) matched with the trapezoidal positioning blocks (16), and mounting holes (18) are formed in the corresponding positions of the peripheries of the end faces of the connecting plates (15) and the mounting plates (2) in a penetrating mode.
6. The valve body precision casting precoated sand mold of claim 5, wherein: and the front side wall and the rear side wall of the first forming die (4) and the second forming die (5) are both provided with hanging rings (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979910.XU CN212216987U (en) | 2020-06-02 | 2020-06-02 | Precision casting precoated sand mold for valve body of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979910.XU CN212216987U (en) | 2020-06-02 | 2020-06-02 | Precision casting precoated sand mold for valve body of valve |
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| CN212216987U true CN212216987U (en) | 2020-12-25 |
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| CN202020979910.XU Active CN212216987U (en) | 2020-06-02 | 2020-06-02 | Precision casting precoated sand mold for valve body of valve |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082926A (en) * | 2021-11-24 | 2022-02-25 | 镇江市丹徒区润伟铸件厂 | Efficient casting process and equipment for nodular cast iron well lid |
| CN114210924A (en) * | 2021-12-09 | 2022-03-22 | 邢长政 | Precoated sand casting mold |
| CN114794164A (en) * | 2022-05-12 | 2022-07-29 | 江苏美吉工贸有限公司 | Mould box walking device of movable automatic cake maker |
-
2020
- 2020-06-02 CN CN202020979910.XU patent/CN212216987U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114082926A (en) * | 2021-11-24 | 2022-02-25 | 镇江市丹徒区润伟铸件厂 | Efficient casting process and equipment for nodular cast iron well lid |
| CN114210924A (en) * | 2021-12-09 | 2022-03-22 | 邢长政 | Precoated sand casting mold |
| CN114794164A (en) * | 2022-05-12 | 2022-07-29 | 江苏美吉工贸有限公司 | Mould box walking device of movable automatic cake maker |
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