Full-automatic vacuum low-temperature molding material paste making machine

Abstract

The utility model relates to the technical field of precision casting, in particular to a full-automatic vacuum low-temperature molding material paste making machine, which can enable materials to be wholly turned up and down in the process of stirring the materials, does not have stirring dead angles, promotes the mixing between wax materials and additives, and is good in mixing effect, convenient to use and high in practicability. Comprising a bottom plate, a barrel and a feeding pipe, a cavity is formed in the barrel, the feeding pipe communicated with the cavity is arranged on the upper portion of the barrel, and a valve is arranged on the feeding pipe; the barrel is installed on the bottom plate through the supporting mechanism, the supporting mechanism is used for supporting the barrel, the multiple sets of scrapers are fixedly installed on the inner side wall of the barrel, the driving mechanism is used for driving the barrel to rotate, the heating mechanism is installed on the bottom plate and the barrel, and the discharging mechanism is installed on the bottom plate. The output end of the heating mechanism is located in the cavity of the barrel, and the heating mechanism has a heating function.

Description

Technical Field

[0001] The utility model relates to the technical field of precision casting, in particular to a full-automatic vacuum low-temperature mold material paste making machine. Background Art

[0002] The wax injection machine is a common equipment in the precision casting production line. It injects the wax paste into the mold and cools it into shape. Then the wax part is made into a mold shell in the shell making workshop. After the shell is dewaxed and poured, the casting can be obtained in the shell. When making the wax paste, the paraffin mold material and a certain proportion of additives need to be heated and stirred in the paste making machine to form a uniform paste. In the prior art, a utility model patent with patent application number 201820714439.4 discloses a vacuum paste-making machine, which is mainly composed of a pot body and a stirring device arranged inside the pot body and driven by a motor group; the stirring device includes a pot cover and a stirrer fixedly connected to the bottom end face of the pot cover; when in use, after various materials are added into the pot body, the materials in the pot body are stirred by the stirrer to mix the various materials in the pot body; the inventor believes that there are the following problems during use, because the stirrer is still at a certain distance from the bottom of the pot body, the material in the pot body below the stirrer is in a stirring dead angle and cannot be stirred by the stirrer, resulting in a poor mixing effect of the material in this part of the space, which is inconvenient to use, so a paste-making machine with good stirring and mixing effect on the material is needed. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a fully automatic vacuum low-temperature mold material paste making machine which can make the material as a whole tumble up and down during the stirring process, without any stirring dead corners, thus promoting the mixing between the wax material and the additive, having good mixing effect, being easy to use and highly practical.

[0004] The utility model discloses a fully automatic vacuum low-temperature mold material paste making machine, comprising a bottom plate, a barrel and a feeding pipe, a chamber is arranged in the barrel, a feeding pipe connected with the chamber is arranged on the upper part of the barrel, and a valve is arranged on the feeding pipe; it also comprises a plurality of scrapers, a supporting mechanism, a driving mechanism, a heating mechanism and a discharging mechanism, the barrel is mounted on the bottom plate through the supporting mechanism, the supporting mechanism is used to support the barrel, the plurality of scrapers are fixedly mounted on the inner side wall of the barrel, the driving mechanism is used to drive the barrel to rotate, the heating mechanism is mounted on the bottom plate and the barrel, the output end of the heating mechanism is located in the chamber of the barrel, the heating mechanism has a heating function, the input end of the discharging mechanism is connected with the chamber of the barrel, and the discharging mechanism has a discharging function; when producing the low-temperature paste wax material used in the wax injection machine, firstly, paraffin and a A fixed proportion of additives is added into the chamber of the barrel through a feed pipe, and then the paraffin is heated by a heating mechanism. The paraffin is heated into a liquid during the heating process, and the barrel is driven to rotate by a driving mechanism at the same time. During the rotation of the barrel, multiple sets of scrapers are used to make the wax material in the barrel chamber tumble up and down as a whole, thereby promoting the mixing of the wax material and the additive. After the wax material and the additive are fully mixed, the prepared paste material is discharged through the barrel chamber by a discharging mechanism and can be used. When stirring the wax material, the barrel is rotated as a whole, so that the material in the barrel chamber can be tumbled up and down as a whole, and there is no dead angle for stirring, which promotes the movement of the material in the barrel chamber and the mixing of the wax material and the additive. The mixing effect is good, the use is convenient, and the practicability is high.

[0005] Preferably, the supporting mechanism includes two groups of brackets and two groups of bearings, the two groups of bearings are fixedly mounted on the upper ends of the two groups of brackets, and the left and right parts of the cylinder are rotatably mounted on the two groups of bearings, respectively, and the two groups of bearings are coaxial with the cylinder; the supporting effect of the two groups of brackets and the two groups of bearings on the cylinder improves the stability of the cylinder during rotation.

[0006] Preferably, the driving mechanism includes a gear ring, a gear, a driving shaft, a fixed plate and a driving motor. The gear ring is fixedly mounted on the outer wall of the cylinder, the gear ring is meshed with the gear, the gear is fixedly mounted on the driving shaft, the driving shaft is rotatably mounted on the fixed plate, the fixed plate is fixedly mounted on the bottom plate, the input end of the driving shaft is connected to the driving motor, and the driving motor is fixedly mounted on the fixed plate; when the driving cylinder rotates, the driving motor is turned on, the driving motor rotates the gear through the driving shaft, and the gear drives the cylinder to rotate through the gear ring; the rotation of the cylinder is facilitated and the convenience is improved.

[0007] Preferably, the heating mechanism includes a base plate, a vertical plate, a connecting rod, a disc and multiple groups of heating rods. The vertical plate is fixedly mounted on the bottom plate through the base plate, the connecting rod is fixedly mounted on the right end of the vertical plate, the connecting rod is rotatably connected to the cylinder, the connecting rod is coaxial with the cylinder, the disc is fixedly mounted on the right end of the connecting rod, and the multiple groups of heating rods are all fixedly mounted on the disc, and the multiple groups of heating rods are all located in the chamber of the cylinder; when heating the wax material in the chamber of the cylinder, turn on the multiple groups of heating rods, and heat the wax material in the chamber of the cylinder through the multiple groups of heating rods; the heating of the wax material is convenient.

[0008] Preferably, the discharging mechanism includes a support plate, a delivery pump, a delivery pipe and a discharge pipe, the support plate is fixedly mounted on the right part of the upper end of the base plate, the delivery pump is fixedly mounted on the support plate, the delivery pipe is fixedly mounted on the support plate, the output end of the delivery pipe is connected to the delivery pump, the input end of the delivery pipe is located in the chamber of the cylinder, the upper part of the delivery pipe is rotatably connected to the cylinder, the upper part of the delivery pipe is coaxial with the cylinder, the input end of the delivery pipe is located at the lower part of the cylinder chamber, the output end of the delivery pump is provided with a discharge pipe, and a valve is provided on the discharge pipe; when it is necessary to discharge the paste wax material in the cylinder chamber, the delivery pump is turned on, so that the wax material in the cylinder chamber is discharged to the outside through the delivery pipe, the delivery pump and the discharge pipe, and then it can be used; the discharge of the wax material in the cylinder chamber is facilitated and the convenience is improved.

[0009] Preferably, a vacuum pump is provided on the barrel, an air inlet pipe is provided at the input end of the vacuum pump, the input end of the air inlet pipe is connected to the chamber of the barrel, and a valve is provided on the air inlet pipe; when the wax material and additives are added into the chamber of the barrel, the vacuum pump is turned on while the wax material is heated, so that the gas in the chamber of the barrel is discharged through the vacuum pump, reducing the gas entering the paste wax material, preventing the presence of bubbles in the produced wax parts, and improving reliability; before rotating the barrel, the vacuum pump and the valve on the air inlet pipe are closed.

[0010] Preferably, a thermometer is provided on the cylinder; the above arrangement facilitates the monitoring of the temperature inside the cylinder cavity.

[0011] Compared with the prior art, the utility model has the following beneficial effects: during the process of stirring the material, the material can be turned up and down as a whole, there is no stirring dead angle, the mixing between the wax material and the additive is promoted, the mixing effect is good, the use is convenient, and the practicability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the heating mechanism;

[0015] Figure 4 It is a structural schematic diagram of the driving mechanism;

[0016] Figure 5 It is a structural diagram of the discharge mechanism;

[0017] Figure 6 It is a schematic diagram of the cross-sectional structure of the cylinder and the scraper.

[0018] Markings in the attached drawings: 1. bottom plate; 2. cylinder; 3. feed pipe; 4. scraper; 5. bracket; 6. bearing; 7. gear ring; 8. gear; 9. drive shaft; 10. fixed plate; 11. drive motor; 12. base plate; 13. vertical plate; 14. connecting rod; 15. disc; 16. heating rod; 17. support plate; 18. delivery pump; 19. delivery pipe; 20. discharge pipe. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0020] It should be noted in advance that in the field of precision casting, low-temperature mold materials usually refer to wax materials made of paraffin and stearic acid.

[0021] Example 1

[0022] like Figures 1 to 6The low-temperature mold paste making machine of the utility model comprises a bottom plate 1, a cylinder 2, a feed pipe 3, a plurality of scraper plates 4, a supporting mechanism, a driving mechanism, a heating mechanism and a discharging mechanism. A chamber is arranged in the cylinder 2, a feed pipe 3 communicating with the chamber is arranged on the upper part of the cylinder 2, a valve is arranged on the feed pipe 3, the cylinder 2 is mounted on the bottom plate 1 through a supporting mechanism, the supporting mechanism is used to support the cylinder 2, a plurality of scraper plates 4 are fixedly mounted on the inner side wall of the cylinder 2, the driving mechanism is used to drive the cylinder 2 to rotate, the heating mechanism is mounted on the bottom plate 1 and the cylinder 2, the output end of the heating mechanism is located in the chamber of the cylinder 2, the heating mechanism has a heating function, the input end of the discharging mechanism is communicated with the chamber of the cylinder 2, and the discharging mechanism has a discharging function; when producing the low-temperature paste wax material used in the wax injection machine, firstly, paraffin and a A fixed proportion of additives is added into the chamber of the barrel 2 through the feed pipe 3, and then the paraffin is heated by the heating mechanism. The paraffin is heated into a liquid state during the heating process, and the barrel 2 is driven to rotate by the driving mechanism at the same time. During the rotation of the barrel 2, the wax material in the chamber of the barrel 2 is tumbled up and down as a whole through multiple groups of scrapers 4, so as to promote the mixing of the wax material and the additive. After the wax material and the additive are fully mixed, the prepared paste material is discharged through the chamber of the barrel 2 by the discharging mechanism and can be used. When stirring the wax material, the barrel 2 is rotated as a whole, so that the material in the chamber of the barrel 2 can be tumbled up and down as a whole, and there is no dead angle for stirring, which promotes the movement of the material in the chamber of the barrel 2 and the mixing of the wax material and the additive. The mixing effect is good, the use is convenient, and the practicability is high.

[0023] like Figure 1 The supporting mechanism includes two groups of brackets 5 and two groups of bearings 6. The two groups of bearings 6 are fixedly installed on the upper ends of the two groups of brackets 5. The left and right parts of the cylinder 2 are rotatably installed on the two groups of bearings 6 respectively. The two groups of bearings 6 are coaxial with the cylinder 2. The two groups of brackets 5 and the two groups of bearings 6 support the cylinder 2, thereby improving the stability of the cylinder 2 during the rotation process.

[0024] like Figure 1 and Figure 4 The driving mechanism includes a gear ring 7, a gear 8, a driving shaft 9, a fixed plate 10 and a driving motor 11. The gear ring 7 is fixedly sleeved on the outer wall of the cylinder 2, the gear ring 7 is meshed with the gear 8, the gear 8 is fixedly mounted on the driving shaft 9, the driving shaft 9 is rotatably mounted on the fixed plate 10, the fixed plate 10 is fixedly mounted on the bottom plate 1, the input end of the driving shaft 9 is connected to the driving motor 11, and the driving motor 11 is fixedly mounted on the fixed plate 10; when the cylinder 2 is driven to rotate, the driving motor 11 is turned on, the driving motor 11 rotates the gear 8 through the driving shaft 9, and the gear 8 drives the cylinder 2 to rotate through the gear ring 7; the rotation of the cylinder 2 is facilitated and the convenience is improved.

[0025] like Figure 1 and Figure 3The heating mechanism includes a base plate 12, a vertical plate 13, a connecting rod 14, a disc 15 and multiple groups of heating rods 16. The vertical plate 13 is fixedly mounted on the bottom plate 1 through the base plate 12, the connecting rod 14 is fixedly mounted on the right end of the vertical plate 13, the connecting rod 14 is rotatably connected to the cylinder 2, the connecting rod 14 is coaxial with the cylinder 2, the disc 15 is fixedly mounted on the right end of the connecting rod 14, and multiple groups of heating rods 16 are all fixedly mounted on the disc 15, and the multiple groups of heating rods 16 are all located in the chamber of the cylinder 2; when heating the wax material in the chamber of the cylinder 2, the multiple groups of heating rods 16 are turned on, and the wax material in the chamber of the cylinder 2 can be heated by the multiple groups of heating rods 16; the heating of the wax material is convenient.

[0026] like Figure 1 and Figure 5 The discharging mechanism includes a support plate 17, a delivery pump 18, a delivery pipe 19 and a discharge pipe 20. The support plate 17 is fixedly mounted on the right part of the upper end of the bottom plate 1, the delivery pump 18 is fixedly mounted on the support plate 17, the delivery pipe 19 is fixedly mounted on the support plate 17, the output end of the delivery pipe 19 is connected to the delivery pump 18, the input end of the delivery pipe 19 is located in the chamber of the cylinder 2, the upper part of the delivery pipe 19 is rotatably connected to the cylinder 2, the upper part of the delivery pipe 19 is coaxial with the cylinder 2, the input end of the delivery pipe 19 is located at the lower part of the chamber of the cylinder 2, the output end of the delivery pump 18 is provided with a discharge pipe 20, and the discharge pipe 20 is provided with a valve; when it is necessary to discharge the paste wax material in the chamber of the cylinder 2, the delivery pump 18 is turned on, so that the wax material in the chamber of the cylinder 2 is discharged to the outside through the delivery pipe 19, the delivery pump 18 and the discharge pipe 20, and then it can be used; it is convenient to discharge the wax material in the chamber of the cylinder 2 and improves convenience. The cylinder 2 is provided with a thermometer.

[0027] Example 2

[0028] On the basis of Example 1, a vacuum pump is provided on the barrel 2, and an air inlet pipe is provided at the input end of the vacuum pump. The input end of the air inlet pipe is connected to the chamber of the barrel 2, and a valve is provided on the air inlet pipe; when the wax material and the additive are added into the chamber of the barrel 2, the vacuum pump is turned on while the wax material is heated, so that the gas in the chamber of the barrel 2 is discharged through the vacuum pump, thereby reducing the gas entering the paste wax material, preventing the presence of bubbles in the produced wax parts, and improving reliability; before rotating the barrel 2, the vacuum pump and the valve on the air inlet pipe are closed.

[0029] The barrel 2, scraper 4, drive shaft 9, heating rod 16 and delivery pump 18 of the fully automatic vacuum low-temperature mold paste making machine of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A fully automatic vacuum low-temperature mold paste making machine, comprising a base plate (1), a barrel (2) and a feed pipe (3), wherein a chamber is arranged in the barrel (2), a feed pipe (3) communicating with the chamber is arranged on the upper part of the barrel (2), and a valve is arranged on the feed pipe (3); characterized in that: It also includes a plurality of scraper groups (4), a supporting mechanism, a driving mechanism, a heating mechanism and a discharging mechanism. The barrel (2) is mounted on the bottom plate (1) via the supporting mechanism. The supporting mechanism is used to support the barrel (2). The plurality of scraper groups (4) are fixedly mounted on the inner wall of the barrel (2). The driving mechanism is used to drive the barrel (2) to rotate. The heating mechanism is mounted on the bottom plate (1) and the barrel (2). The output end of the heating mechanism is located in the chamber of the barrel (2). The heating mechanism has a heating function. The input end of the discharging mechanism is connected to the chamber of the barrel (2). The discharging mechanism has a discharging function.

2. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The support mechanism comprises two groups of brackets (5) and two groups of bearings (6). The two groups of bearings (6) are fixedly mounted on the upper ends of the two groups of brackets (5), respectively. The left and right parts of the cylinder (2) are rotatably mounted on the two groups of bearings (6), respectively. The two groups of bearings (6) are coaxial with the cylinder (2).

3. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The driving mechanism comprises a gear ring (7), a gear (8), a driving shaft (9), a fixing plate (10) and a driving motor (11); the gear ring (7) is fixedly sleeved on the outer wall of the cylinder (2); the gear ring (7) is meshed with the gear (8); the gear (8) is fixedly mounted on the driving shaft (9); the driving shaft (9) is rotatably mounted on the fixing plate (10); the fixing plate (10) is fixedly mounted on the bottom plate (1); the input end of the driving shaft (9) is connected to the driving motor (11); and the driving motor (11) is fixedly mounted on the fixing plate (10).

4. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The heating mechanism comprises a base plate (12), a vertical plate (13), a connecting rod (14), a disc (15) and a plurality of groups of heating rods (16); the vertical plate (13) is fixedly mounted on the bottom plate (1) via the base plate (12); the connecting rod (14) is fixedly mounted on the right end of the vertical plate (13); the connecting rod (14) is rotatably connected to the cylinder (2); the connecting rod (14) and the cylinder (2) are coaxial; the disc (15) is fixedly mounted on the right end of the connecting rod (14); the plurality of groups of heating rods (16) are all fixedly mounted on the disc (15); and the plurality of groups of heating rods (16) are all located in the chamber of the cylinder (2).

5. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The discharge mechanism comprises a support plate (17), a delivery pump (18), a delivery pipe (19) and a discharge pipe (20); the support plate (17) is fixedly mounted on the right portion of the upper end of the base plate (1); the delivery pump (18) is fixedly mounted on the support plate (17); the delivery pipe (19) is fixedly mounted on the support plate (17); the output end of the delivery pipe (19) is connected to the delivery pump (18); the input end of the delivery pipe (19) is located in the chamber of the barrel (2); the upper portion of the delivery pipe (19) is rotatably connected to the barrel (2); the upper portion of the delivery pipe (19) is coaxial with the barrel (2); the input end of the delivery pipe (19) is located in the lower portion of the chamber of the barrel (2); the output end of the delivery pump (18) is provided with a discharge pipe (20); and the discharge pipe (20) is provided with a valve.

6. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The cylinder (2) is provided with a vacuum pump, an air inlet pipe is provided at the input end of the vacuum pump, the input end of the air inlet pipe is connected to the chamber of the cylinder (2), and a valve is provided on the air inlet pipe.

7. A fully automatic vacuum low-temperature mold material paste making machine as claimed in claim 1, characterized in that: The cylinder (2) is provided with a thermometer.

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