Preparation equipment for casting raw materials of precision castings

Abstract

The utility model relates to the technical field of casting processing, in particular to casting raw material preparation equipment for precision castings, which is provided with a synchronous screwing lifting mechanism with a transmission mechanism and is used for assisting a cover in opening, closing and moving more stably and improving reliability. Comprising a base, a raw material smelting furnace, a furnace cover, a reciprocating motor, a transmission case, a driving bevel gear, a bevel gear connecting rod, a driven bevel gear, a lifting movable frame, a threaded rod, a sliding block and a threaded sleeve, the middle of the top end of the base is connected with the bottom end of the raw material smelting furnace, and the furnace cover is detachably installed on the upper side of the raw material smelting furnace; the middle side of the bottom end of the base is connected with the top end of the transmission box, the reciprocating motor is connected to the front middle side of the transmission box, the driving bevel gear, the bevel gear connecting rod and the driven bevel gear are all arranged in the transmission box, the output end of the reciprocating motor is connected with the middle of the front end of the driving bevel gear, and the inner wall of a threaded sleeve is in threaded connection with the outer wall of a corresponding threaded rod. The inner sides of the two groups of sliding blocks are connected with the left and right sides of the furnace cover through mounting mechanisms.

Description

Technical Field

[0001] The utility model relates to the technical field of casting processing, in particular to a device for preparing raw materials for precision castings. Background Art

[0002] Castings are metal shaped objects obtained by various casting methods, that is, the smelted liquid metal is poured into a pre-prepared mold by pouring, injection, suction or other casting methods, and then cooled and polished to obtain objects with a certain shape, size and performance.

[0003] Usually, the raw materials for precision castings are prepared by corresponding processes. There is a metal casting raw material smelting device with a Chinese patent publication number of CN211823802U. The device drives a slider to slide inside a slide groove through a motor. The slider drives the furnace cover to rise and fall, so that the furnace cover can be opened and closed conveniently, making the furnace cover more stable and reliable when opened and closed. The device has a compact structure and a reasonable design, and is suitable for promotion.

[0004] However, the structure is a single-screw design with an unstable center of gravity and poor reliability. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a precision casting raw material preparation device which is provided with a synchronous screw-mounted lifting mechanism with a transmission mechanism for assisting the opening and closing of a cover, making the activity more stable and improving the reliability.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a precision casting raw material preparation equipment, including a base, a raw material melting furnace and a furnace cover, the middle part of the top end of the base is connected to the bottom end of the raw material melting furnace, the furnace cover is detachably installed on the upper side of the raw material melting furnace, and also includes a reciprocating motor, a transmission box, an active bevel gear, a bevel gear connecting rod, a driven bevel gear, a lifting movable frame, a threaded rod, a slider and a threaded sleeve, the middle side of the bottom end of the base is connected to the top end of the transmission box, the reciprocating motor is connected to the front middle side of the transmission box, the active bevel gear, the bevel gear connecting rod and the driven bevel gear are all arranged inside the transmission box, and the output end of the reciprocating motor is connected to the front middle side of the active bevel gear The middle of the two ends are connected, the outer side of the active bevel gear is movably meshed with the inner sides of the two sets of bevel gear connecting rods, the outer sides of the two sets of bevel gear connecting rods are respectively movably meshed with the outer sides of a set of driven bevel gears, the middle parts of the top ends of the two sets of driven bevel gears are respectively connected to the bottom ends of a set of threaded rods, the middle parts of the left and right sides of the top end of the base are respectively connected to the bottom ends of a set of lifting movable frames, the two threaded rods are respectively vertically rotatably connected in the corresponding lifting movable frames, the inner side of each set of lifting movable frames is respectively slidably connected to the outer sides of a set of sliders, and a set of threaded sleeves are respectively vertically connected inside each set of sliders, the inner walls of the threaded sleeves are screwed to the outer walls of the corresponding threaded rods, and the inner sides of the two sets of sliders are connected to the left and right sides of the furnace cover through the installation mechanism.

[0009] Preferably, the mounting mechanism includes mounting strips, mounting sleeves, fixing bolts and fixing nuts. The middle inner parts of the two groups of sliders are respectively connected to the outer ends of a group of mounting sleeves, and the middle upper parts of the left and right sides of the furnace cover are respectively connected to the inner ends of a group of mounting strips. The mounting strips are detachably mounted in the corresponding mounting sleeves, and the fixing bolts pass through the mounting strips and the mounting sleeves and are screwed and fixed by fixing nuts.

[0010] Preferably, it also includes lifting rings, and the left and right sides of the top end of the furnace cover are respectively connected to the bottom ends of a group of lifting rings.

[0011] Preferably, it also includes a corrugated sheath, and the outer sides of the top and bottom ends of each group of sliders are respectively connected to the inner ends of a group of corrugated sheaths, and the corrugated sheaths are movably wrapped around the outer sides of the threaded rods.

[0012] Preferably, it also includes an oiling nozzle, and each group of the sliding blocks is respectively provided with a group of oiling nozzles on the outer side of the top end, and the output end of the oiling nozzle is connected to the inner wall of the corresponding threaded sleeve.

[0013] Preferably, it also includes an oil filling cap, and the outer side of the oil filling nozzle and the inner side of the oil filling cap are detachably mounted.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a precision casting raw material preparation device, which has the following beneficial effects:

[0016] The furnace cover is fixed on the inner side of the two groups of sliders through the installation mechanism. When in use, the reciprocating motor is operated to rotate the active bevel gear, which is meshed with the bevel gear connecting rod to rotate the bevel gear connecting rod, and the bevel gear connecting rod is meshed with the driven bevel gear to rotate the driven bevel gear, thereby finally driving the two groups of threaded rods to rotate synchronously. The threaded rods are screwed with the threaded sleeves to make the sliders slide vertically on the inner side of the lifting movable frame. When the two groups of sliders slide at the same time, the furnace cover is driven to rise and fall accordingly through the installation mechanism. A synchronous screw-mounted lifting mechanism with a transmission mechanism is provided to assist the opening and closing of the cover, so that the activity is more stable and the reliability is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an axial view of the schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 Front view of

[0019] Figure 3 For this utility model Figure 1 Right view of;

[0020] Figure 4 It is a schematic diagram of the internal structure of the transmission box of the utility model.

[0021] Markings in the attached drawings: 1. base; 2. raw material melting furnace; 3. furnace cover; 4. reciprocating motor; 5. transmission box; 6. driving bevel gear; 7. bevel gear connecting rod; 8. driven bevel gear; 9. lifting movable frame; 10. threaded rod; 11. slider; 12. threaded sleeve; 13. mounting strip; 14. mounting sleeve; 15. fixing bolt; 16. fixing nut; 17. lifting ring; 18. corrugated sheath; 19. oiling nozzle; 20. oiling cap. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example

[0024] See also Figure 1-4, a precision casting raw material preparation equipment, including a base 1, a raw material melting furnace 2 and a furnace cover 3, the middle part of the top end of the base 1 is connected to the bottom end of the raw material melting furnace 2, the furnace cover 3 is detachably installed on the upper side of the raw material melting furnace 2, and also includes a reciprocating motor 4, a transmission box 5, an active bevel gear 6, a bevel gear connecting rod 7, a driven bevel gear 8, a lifting movable frame 9, a threaded rod 10, a slider 11 and a threaded sleeve 12, the middle side of the bottom end of the base 1 is connected to the top end of the transmission box 5, the reciprocating motor 4 is connected to the front middle side of the transmission box 5, the active bevel gear 6, the bevel gear connecting rod 7 and the driven bevel gear 8 are all arranged inside the transmission box 5, the output end of the reciprocating motor 4 is connected to the middle part of the front end of the active bevel gear 6, the outer side of the active bevel gear 6 is movably meshed with the inner sides of two groups of bevel gear connecting rods 7, the outer sides of the two groups of bevel gear connecting rods 7 are respectively movably meshed with the outer sides of a group of driven bevel gears 8, the middle parts of the top ends of the two groups of driven bevel gears 8 are respectively connected to the bottom ends of a group of threaded rods 10, the middle parts of the left and right sides of the top end of the base 1 are respectively connected to A group of lifting movable frames 9 are connected at the bottom ends, and two threaded rods 10 are respectively vertically rotated and connected in the corresponding lifting movable frames 9. The inner sides of each group of lifting movable frames 9 are respectively slidably connected with the outer sides of a group of sliders 11. A group of threaded sleeves 12 are respectively vertically connected inside each group of sliders 11. The inner walls of the threaded sleeves 12 are screwed and connected with the outer walls of the corresponding threaded rods 10. The inner sides of the two groups of sliders 11 are connected with the left and right sides of the furnace cover 3 through the installation mechanism; the furnace cover 3 is fixed to the inner positions of the two groups of sliders 11 through the installation mechanism. When in use, the reciprocating motor 4 is operated to rotate the active bevel gear 6, and the active bevel gear 6 is meshed with the bevel gear connecting rod 7 to rotate the bevel gear connecting rod 7. The bevel gear connecting rod 7 is meshed with the driven bevel gear 8 to rotate the driven bevel gear 8, and finally drives the two groups of threaded rods 10 to rotate synchronously. The threaded rods 10 are screwed with the threaded sleeves 12 to make the sliders 11 slide vertically inside the lifting movable frames 9. Under the sliding of the two groups of sliders 11 at the same time, the furnace cover 3 is driven to rise and fall accordingly through the installation mechanism.

[0025] The mounting mechanism includes a mounting bar 13, a mounting sleeve 14, a fixing bolt 15 and a fixing nut 16. The middle parts of the inner sides of the two groups of sliders 11 are respectively connected to the outer ends of a group of mounting sleeves 14, and the middle and upper parts of the left and right sides of the furnace cover 3 are respectively connected to the inner ends of a group of mounting bars 13. The mounting bar 13 is detachably mounted in the corresponding mounting sleeve 14, and the fixing bolt 15 passes through the mounting bar 13 and the mounting sleeve 14 and is screwed and fixed by the fixing nut 16; the mounting bar 13 is installed in the mounting sleeve 14 on the same side, and the fixing bolt 15 passes through the mounting bar 13 and the mounting sleeve 14 and is screwed and fixed by the fixing nut 16, so that the furnace cover 3 can be fixed relative to the slider 11, and is easy to disassemble, thereby improving convenience.

[0026] It also includes lifting rings 17, and the left and right sides of the top of the furnace cover 3 are respectively connected to the bottom ends of a group of lifting rings 17; by hooking the two groups of lifting rings 17, it is convenient to connect the furnace cover 3 for movement, thereby improving convenience.

[0027] It also includes a corrugated sheath 18. The outer sides of the top and bottom ends of each group of sliders 11 are respectively connected to the inner ends of a group of corrugated sheaths 18. The corrugated sheaths 18 are movably wrapped around the outer side of the threaded rod 10. The corrugated sheaths 18 can shield and protect the outside of the threaded rod 10 to avoid dust pollution and improve reliability.

[0028] It also includes an oiling nozzle 19. A group of oiling nozzles 19 are respectively arranged on the outer side of the top of each group of the sliding blocks 11. The output end of the oiling nozzle 19 is connected to the inner wall of the corresponding threaded sleeve 12. The inner wall of the threaded sleeve 12 can be oiled through the oiling nozzle 19, which is convenient for lubrication and maintenance.

[0029] It also includes an oil filling cap 20, and the outer side of the oil filling nozzle 19 and the inner side of the oil filling cap 20 are detachably installed; after the oil filling cap 20 is installed on the outer side of the oil filling nozzle 19, the inside of the oil filling nozzle 19 can be sealed and protected to avoid internal dust pollution and improve reliability.

[0030] In summary, when a precision casting raw material preparation device is used, the furnace cover 3 is connected to the installation position by hooking two sets of lifting rings 17, and is installed in the same side installation sleeve 14 through the installation bar 13. The fixing bolts 15 pass through the installation bar 13 and the installation sleeve 14 and are screwed and fixed by the fixing nuts 16, so that the furnace cover 3 can be fixed relative to the slider 11. When in use, the reciprocating motor 4 is operated to rotate the active bevel gear 6, and the active bevel gear 6 is meshed with the bevel gear connecting rod 7 to rotate the bevel gear connecting rod 7, and the bevel gear connecting rod 7 is meshed with the driven bevel gear 8 to rotate the driven bevel gear 8. , and finally drives the two groups of threaded rods 10 to rotate synchronously. The threaded rods 10 are threadedly matched with the threaded sleeves 12, so that the slider 11 slides vertically on the inner side of the lifting movable frame 9. When the two groups of sliders 11 slide at the same time, the furnace cover 3 is driven to rise and fall accordingly through the installation mechanism. In addition, the corrugated sheath 18 can shield and protect the outside of the threaded rods 10 to avoid dust pollution and improve reliability. The inner wall of the threaded sleeve 12 can be oiled through the oiling nozzle 19 to facilitate lubrication and maintenance. After the oiling cap 20 is installed on the outside of the oiling nozzle 19, the inside of the oiling nozzle 19 can be sealed and protected to avoid internal dust pollution and improve reliability.

[0031] The raw material melting furnace 2 and the reciprocating motor 4 are well-known equipment purchased directly from the market by technicians in this field. We only use them here without making any structural or functional improvements, so we will not go into details here.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A precision casting raw material preparation device, comprising a base (1), a raw material melting furnace (2) and a furnace cover (3), wherein the middle part of the top of the base (1) is connected to the bottom of the raw material melting furnace (2), and the furnace cover (3) is detachably installed on the upper side of the raw material melting furnace (2), characterized in that: The invention also comprises a reciprocating motor (4), a transmission box (5), a driving bevel gear (6), a bevel gear connecting rod (7), a driven bevel gear (8), a lifting movable frame (9), a threaded rod (10), a slide block (11) and a threaded sleeve (12); the middle side of the bottom end of the base (1) is connected to the top end of the transmission box (5); the reciprocating motor (4) is connected to the front middle side of the transmission box (5); the driving bevel gear (6), the bevel gear connecting rod (7) and the driven bevel gear (8) are all arranged inside the transmission box (5); the output end of the reciprocating motor (4) is connected to the middle part of the front end of the driving bevel gear (6); the outer side of the driving bevel gear (6) is movably meshed with the inner sides of two sets of bevel gear connecting rods (7); the two sets of bevel gear connecting rods (7) are The outer sides are respectively movably meshed with the outer sides of a group of driven bevel gears (8); the middle parts of the top ends of the two groups of driven bevel gears (8) are respectively connected to the bottom ends of a group of threaded rods (10); the middle parts of the left and right sides of the top end of the base (1) are respectively connected to the bottom ends of a group of lifting movable frames (9); the two threaded rods (10) are respectively vertically rotatably connected in the corresponding lifting movable frames (9); the inner sides of each group of lifting movable frames (9) are respectively slidably connected to the outer sides of a group of slide blocks (11); each group of slide blocks (11) is vertically connected to a group of threaded sleeves (12); the inner walls of the threaded sleeves (12) are screwed to the outer walls of the corresponding threaded rods (10); the inner sides of the two groups of slide blocks (11) are connected to the left and right sides of the furnace cover (3) through the mounting mechanism.

2. The equipment for preparing raw materials for precision castings according to claim 1, characterized in that: The mounting mechanism comprises a mounting strip (13), a mounting sleeve (14), a fixing bolt (15) and a fixing nut (16); the inner middle parts of the two sets of sliders (11) are respectively connected to the outer ends of a set of mounting sleeves (14); the upper middle parts of the left and right sides of the furnace cover (3) are respectively connected to the inner ends of a set of mounting strips (13); the mounting strips (13) are detachably mounted in the corresponding mounting sleeves (14); the fixing bolts (15) pass through the mounting strips (13) and the mounting sleeves (14) and are screwed and fixed via the fixing nuts (16).

3. The equipment for preparing raw materials for precision castings according to claim 1, characterized in that: It also includes lifting rings (17), and the left and right sides of the top end of the furnace cover (3) are respectively connected to the bottom ends of a group of lifting rings (17).

4. The equipment for preparing raw materials for precision castings according to claim 1, characterized in that: It also includes a corrugated sheath (18), wherein the outer sides of the top and bottom ends of each group of sliders (11) are respectively connected to the inner ends of a group of corrugated sheaths (18), and the corrugated sheaths (18) are movably wrapped around the outer sides of the threaded rods (10).

5. The equipment for preparing raw materials for precision castings according to claim 1, characterized in that: It also includes an oiling nozzle (19), and each group of the sliding blocks (11) is provided with a group of oiling nozzles (19) on the outer side of the top end, and the output end of the oiling nozzle (19) is connected to the inner wall of the corresponding threaded sleeve (12).

6. The equipment for preparing raw materials for precision castings according to claim 5, characterized in that: It also comprises an oil filling cap (20), and the outer side of the oil filling nozzle (19) and the inner side of the oil filling cap (20) are detachably mounted.

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