阅读说明：本技术 一种新能源汽车加工用铸造装置 (Casting device is used in new energy automobile processing ) 是由 刘加发 于 2021-08-30 设计创作，主要内容包括：本发明公开了一种新能源汽车加工用铸造装置,具体涉及铸造技术领域,包括倾斜组件,所述倾斜组件包括有铸造箱,所述铸造箱下方安装有第一螺杆,所述第一螺杆远离底板的一端下方安装有固定条,所述固定条上插设有若干个轮齿,所述倾斜组件靠近第一齿轮的一侧安装有浇注组件,所述浇注组件包括有底箱,所述底箱顶端中心处安装有浇注桶,所述浇注桶上方安装有圆柱,所述浇注桶外圈安装有固定支架,所述固定支架上转动设有第二螺杆。通过调整固定条上的轮齿数量,达到控制铸造箱的倾斜角度的效果,利用第一螺杆转动使铸造箱能够倾斜一定角度的效果,利用第二螺杆转动带动圆柱浸入浇注桶内部,使金属液能够均匀从出料口处流入铸造箱内。(The invention discloses a casting device for processing a new energy automobile, and particularly relates to the technical field of casting, which comprises an inclined assembly, wherein the inclined assembly comprises a casting box, a first screw rod is arranged below the casting box, a fixing strip is arranged below one end, far away from a bottom plate, of the first screw rod, a plurality of gear teeth are inserted in the fixing strip, a pouring assembly is arranged on one side, close to the first gear, of the inclined assembly, the pouring assembly comprises a bottom box, a pouring barrel is arranged at the center of the top end of the bottom box, a cylinder is arranged above the pouring barrel, a fixing support is arranged on the outer ring of the pouring barrel, and a second screw rod is rotatably arranged on the fixing support. Through the teeth of a cogwheel quantity on the fixed strip of adjustment, reach the effect of the inclination of control casting case, utilize first screw rod to rotate the effect that makes the casting case can incline certain angle, utilize the second screw rod to rotate and drive inside the cylinder dips the pouring ladle, make molten metal can evenly flow into the casting incasement from the discharge gate department.)

1. The utility model provides a casting device is used in new energy automobile processing, includes slope subassembly (1), its characterized in that: the inclined assembly (1) comprises a bottom plate (101), symmetrical supporting blocks (104) are installed at the top end of the bottom plate (101), casting boxes (109) are installed between the symmetrical supporting blocks (104), symmetrical connecting blocks (110) are installed at the bottom end of each casting box (109), first fixed shafts (111) are rotatably arranged on the symmetrical connecting blocks (110), an offset seat (115) is arranged in the middle of each first fixed shaft (111), a moving block (116) is installed at the bottom end of each offset seat (115), first screw rods (117) are rotatably arranged in the moving blocks (116), first gears (122) are installed at one ends, far away from the bottom plate (101), of the first screw rods (117), and fixing strips (123) are installed below the first gears (122);

slope subassembly (1) is close to one side of first gear (122) and installs pouring subassembly (2), pouring subassembly (2) are including under casing (201), under casing (201) top center department installs casting ladle (202), fixed bolster (204) are installed to casting ladle (202) outer lane, fixed mounting has guide bar (205) of symmetry on fixed bolster (204), the symmetry slide on guide bar (205) is equipped with and removes seat (206), the screw thread is equipped with second screw rod (207) on removing seat (206).

2. The casting device for processing the new energy automobile is characterized in that symmetrical limiting seats (102) are installed at the bottom end of the bottom plate (101), and sliding rods (103) are arranged inside the limiting seats (102) in a sliding mode.

3. The casting device for processing the new energy automobile as claimed in claim 1, wherein fixing columns (105) are mounted at top ends of inner sides of the symmetrical supporting blocks (104), guide rails (107) are mounted on two sides, close to the supporting blocks (104), of the casting box (109), two symmetrical sets of limiting strips (108) are arranged inside the guide rails (107), limiting wheels (106) are arranged between the two symmetrical sets of limiting strips (108), and the fixing columns (105) are rotatably arranged inside the limiting wheels (106) through bearings.

4. The casting device for processing the new energy automobile as claimed in claim 1, wherein the symmetrical support blocks (104) are installed at one side of the bottom end of the casting box (109) far away from the symmetrical support blocks (104), the symmetrical support seats (114) are installed at one side of the top end of the bottom plate (101) far away from the symmetrical support blocks (104), the second fixing shaft (113) is rotatably installed on the symmetrical support seats (114), and the rotating arm (112) is rotatably installed at the same side of the first fixing shaft (111) and the second fixing shaft (113).

5. The casting device for processing the new energy automobile as claimed in claim 4, wherein fixing rods are installed on two symmetrical sides of the moving block (116), the bottom end of the offset seat (115) is rotatably installed on the symmetrical fixing rods, a snap ring (118) is clamped at the end portion, close to the bottom plate (101), of the first screw (117), one end, close to the bottom plate (101), of the first screw (117) and the snap ring (118) are rotatably installed inside the moving block (116), fixing blocks (119) are installed between the symmetrical supporting seats (114), the bottom end of each fixing block (119) is fixedly connected with the top end of the bottom plate (101), the first screw (117) is threadedly installed inside the fixing blocks (119), a rectangular frame (121) is installed between the symmetrical supporting blocks (104), and the bottom end of the rectangular frame (121) is fixedly connected with the top end of the bottom plate (101), a sliding block (120) is installed at one end, far away from the first screw (117), of the moving block (116), the sliding block (120) penetrates through the rectangular frame (121) in a sliding mode, and a limiting piece is installed at one end, far away from the bottom plate (101), of the sliding block (120).

6. The casting device for processing the new energy automobile as claimed in claim 1, wherein a plurality of insertion holes (124) are formed in the top end of the fixing bar (123) in a rectangular shape, gear teeth (125) are inserted into the insertion holes (124), the first gear (122) can be meshed with the plurality of inserted gear teeth (125) at the top end of the fixing bar (123), and the fixing bar (123) is fixedly installed on one side, close to the bottom plate (101), of the bottom box (201).

7. The casting device for processing the new energy automobile as claimed in claim 1, wherein a discharge port (203) is installed at a bottom end of one side of the pouring basket (202) close to the bottom plate (101), a connecting column (219) is installed at a bottom end of the moving seat (206), a cylinder (220) is installed at a bottom end of the connecting column (219), a rectangular hole is formed in the cylinder (220), the cylinder (220) can be inserted into the pouring basket (202), and the rectangular hole can be communicated with the discharge port (203).

8. The casting device for processing the new energy automobile as claimed in claim 1, wherein the second screw (207) is rotatably disposed on the fixed support (204) through a bearing, a second gear (208) is disposed at a lower end of the second screw (207), a third gear (209) is engaged with the second gear (208), a transmission shaft (210) is mounted at a center of the third gear (209), the transmission shaft (210) is rotatably disposed on the fixed support (204) through a bearing, a fourth gear (211) is disposed at a lower end of the transmission shaft (210), a rack (212) is engaged with the fourth gear (211), and a toothed ring (213) is mounted on one side of the rack (212) far away from the fourth gear (211).

9. The casting device for processing the new energy automobile according to claim 8, wherein a half-face gear (214) is engaged inside the gear ring (213), a driving shaft (215) is arranged at the center of the half-face gear (214), the driving shaft (215) is rotatably arranged on the fixed support (204) through a bearing, a fifth gear (216) is arranged at the upper end of the driving shaft (215), a sixth gear (217) is engaged with the fifth gear (216), a motor (218) is installed at the top end of the fixed support (204), the output end of the motor (218) is fixedly connected with the center of the sixth gear (217), symmetrical limiting plates (221) are installed at the bottom end of the gear ring (213), the limiting plates (221) can slide on the fixed support (204), two sets of symmetrical clamping slots are formed in the fixed support (204), and symmetrical clamping blocks are installed on the limiting plates (221), the clamping block can slide in the clamping groove.

Technical Field

The invention relates to the technical field of casting, in particular to a casting device for processing a new energy automobile.

Background

Casting refers to a processing mode of melting solid metal into liquid, pouring the liquid into a casting mold with a specific shape, and solidifying and forming the liquid. The cast metal comprises: copper, iron, aluminum, tin, lead and the like, and the materials of the common casting mold are raw sand, clay, water glass, resin and other auxiliary materials. The casting mould for special casting comprises: investment casting, lost foam casting, metal casting, ceramic casting, and the like. When the automobile metal part is cast, because the automobile part metal part is thin, the sand box needs to keep an inclination during casting, otherwise, closed gas is formed, so that the molten metal flow is interrupted, and the casting speed is controlled manually, so that the molten metal casting speed cannot be scientifically controlled.

Disclosure of Invention

The invention aims to provide a casting device for processing a new energy automobile, which aims to solve the problems in the background technology.

In order to solve the technical problems, the invention adopts the following technical scheme: a casting device for processing a new energy automobile comprises a tilting assembly, wherein the tilting assembly comprises a bottom plate, symmetrical supporting blocks are mounted at the top end of the bottom plate, a casting box is mounted between the symmetrical supporting blocks, symmetrical connecting blocks are mounted at the bottom end of the casting box, first fixing shafts are rotatably arranged on the symmetrical connecting blocks, an offset seat is arranged in the middle of each first fixing shaft, a moving block is mounted at the bottom end of each offset seat, a first screw rod is rotatably arranged in each moving block, a first gear is mounted at one end, away from the bottom plate, of each first screw rod, and a fixing strip is mounted below each first gear;

the utility model discloses a gear, including the slope subassembly, the slope subassembly is close to one side of first gear and installs the pouring subassembly, the pouring subassembly is including the under casing, under casing top center department installs the casting ladle, the fixed bolster is installed to the casting ladle outer lane, fixed mounting has the guide bar of symmetry on the fixed bolster, symmetrical slide on the guide bar and be equipped with the removal seat, the screw thread is equipped with the second screw rod on the removal seat.

Preferably, the bottom of the bottom plate is provided with symmetrical limiting seats, and sliding rods are arranged in the limiting seats in a sliding mode.

Preferably, the top ends of the inner sides of the symmetrical supporting blocks are respectively provided with a fixing column, the two sides of the casting box, which are close to the supporting blocks, are respectively provided with a guide rail, two groups of symmetrical limiting strips are arranged in the guide rails, limiting wheels are arranged between the two groups of symmetrical limiting strips, and the fixing columns are rotatably arranged in the limiting wheels through bearings.

Preferably, the symmetrical supporting blocks are arranged at one side of the bottom end of the casting box, which is far away from the symmetrical supporting blocks, the symmetrical supporting seats are arranged at one side of the top end of the bottom plate, which is far away from the symmetrical supporting blocks, the symmetrical supporting seats are rotatably provided with second fixing shafts, and the first fixing shafts and the second fixing shafts are rotatably provided with rotating arms at the same side.

Preferably, the fixed rods are installed on two symmetrical sides of the moving block, the bottom end of the shifting seat is rotatably arranged on the symmetrical fixed rods, the end portion, close to the bottom plate, of the first screw is provided with a clamping ring in a clamping mode, one end, close to the bottom plate, of the first screw and the clamping ring are rotatably arranged inside the moving block, the fixed blocks are symmetrically arranged between the supporting seats, the bottom end of each fixed block is fixedly connected with the top end of the bottom plate, the first screw is arranged inside the corresponding fixed block in a threaded mode, a rectangular frame is symmetrically arranged between the supporting blocks, the bottom end of the rectangular frame is fixedly connected with the top end of the bottom plate, one end, far away from the first screw, of the moving block is provided with a sliding block, the sliding block penetrates through the rectangular frame in a sliding mode, and one end, far away from the bottom plate, of the sliding block is provided with a limiting piece.

Preferably, a plurality of jacks are formed in the rectangular shape at the top end of the fixing strip, gear teeth are inserted into the jacks, the first gear can be meshed with the plurality of gear teeth inserted into the top end of the fixing strip, and the fixing strip is fixedly installed on one side, close to the bottom plate, of the bottom box.

Preferably, the discharge gate is installed to one side bottom that the casting ladle is close to the bottom plate, remove the seat bottom and install the spliced pole, the cylinder is installed to the spliced pole bottom, the rectangular hole has been seted up on the cylinder, inside the casting ladle was established to the cylinder can insert, the rectangular hole can communicate with the discharge gate.

Preferably, the second screw rod passes through the bearing and rotates the setting on the fixed bolster, second screw rod lower extreme is equipped with the second gear, the second gear meshing has the third gear, third gear center department installs the transmission shaft, the transmission shaft passes through the bearing and rotates the setting on the fixed bolster, the transmission shaft lower extreme is equipped with the fourth gear, the fourth gear meshing has the rack, the rack is kept away from one side of fourth gear and is installed the ring gear.

Preferably, the ring gear intermeshing has half face gear, half face gear center department is equipped with the drive shaft, the drive shaft passes through the bearing and rotates the setting on the fixed bolster, the drive shaft upper end is equipped with the fifth gear, fifth gear meshing has the sixth gear, the motor is installed on the fixed bolster top, motor output end and the fixed connection of sixth gear center department, the limiting plate of symmetry is installed to ring gear bottom, the limiting plate can slide on the fixed bolster, the draw-in groove of two sets of symmetries has been seted up on the fixed bolster, install the fixture block of symmetry on the limiting plate, the fixture block can slide inside the draw-in groove.

According to the invention, the gear teeth are meshed with the first gear, so that the first gear can rotate in the moving process, the first screw rod is driven to rotate, the number of the gear teeth in the jacks on the fixing strip can be adjusted according to the required inclined angle, the number of rotating circles of the first screw rod is adjusted, and the effect of controlling the inclined angle of the casting box is achieved.

According to the invention, the first screw rod rotates to drive the moving block to move, the moving block moves to drive the shifting seat to lift, the shifting seat drives the first fixed shaft and one side of the casting box close to the pouring component to lift, and one side of the casting box far away from the pouring component slides in the guide rails arranged at two symmetrical sides of the casting box by using the limiting wheels to support the casting box, so that the casting box can be inclined at a certain angle.

According to the invention, the rotation of the half-face gear drives the toothed ring and the rack to reciprocate, the rack can drive the transmission shaft to rotate in a reciprocating manner, the transmission shaft drives the second screw to rotate in a reciprocating manner, the second screw reciprocates to drive the movable seat to reciprocate and lift, and when the movable seat descends, the cylinder below the movable seat is driven to be immersed into the casting barrel, so that molten metal can uniformly flow into the casting box from the discharge port for casting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention.

FIG. 2 is a cross-sectional view of the tilting assembly of the present invention.

FIG. 3 is a cross-sectional view of the pouring module according to the present invention.

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

FIG. 5 is an enlarged view of the structure at B in FIG. 2 according to the present invention.

FIG. 6 is an enlarged view of the structure at C in FIG. 2 according to the present invention.

FIG. 7 is an enlarged view of the structure shown at D in FIG. 3 according to the present invention.

In the figure: 1. a tilt assembly; 101. a base plate; 102. a limiting seat; 103. a slide bar; 104. a support block; 105. fixing a column; 106. a limiting wheel; 107. a guide rail; 108. a limiting strip; 109. casting a box; 110. connecting blocks; 111. a first fixed shaft; 112. a rotating arm; 113. a second fixed shaft; 114. a supporting seat; 115. a shifting base; 116. a moving block; 117. a first screw; 118. a snap ring; 119. a fixed block; 120. a slider; 121. a rectangular frame; 122. a first gear; 123. a fixing strip; 124. a jack; 125. gear teeth; 2. pouring the assembly; 201. a bottom box; 202. pouring a barrel; 203. a discharge port; 204. fixing a bracket; 205. a guide bar; 206. a movable seat; 207. a second screw; 208. a second gear; 209. a third gear; 210. a drive shaft; 211. a fourth gear; 212. a rack; 213. a toothed ring; 214. a half-face gear; 215. a drive shaft; 216. a fifth gear; 217. a sixth gear; 218. a motor; 219. connecting columns; 220. a cylinder; 221. and a limiting plate.

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.

Example (b): as shown in fig. 1-7, the invention provides a casting device for processing a new energy automobile, which comprises an inclined component 1, wherein the inclined component 1 comprises a bottom plate 101, the bottom end of the bottom plate 101 is provided with symmetrical limiting seats 102, a sliding rod 103 is arranged in the limiting seats 102 in a sliding manner, so that the inclined component 1 can slide on the sliding rod 103, the top end of the bottom plate 101 is provided with symmetrical supporting blocks 104, casting boxes 109 are arranged between the symmetrical supporting blocks 104, fixing columns 105 are arranged at the top ends of the inner sides of the symmetrical supporting blocks 104, guide rails 107 are arranged on the two sides of the casting boxes 109 close to the supporting blocks 104, two symmetrical groups of limiting strips 108 are arranged in the guide rails 107, limiting wheels 106 are arranged between two symmetrical groups of limiting strips 108, the fixing column 105 is rotatably arranged inside the limiting wheels 106 through bearings, and one side of the casting box 109 is supported by the aid of the rotation of the limiting wheels 106 on the inner sides of the supporting blocks 104 inside the guide rails 107.

Symmetrical connecting blocks 110 are mounted at the bottom end of the casting box 109, first fixing shafts 111 are arranged on the symmetrical connecting blocks 110 in a rotating mode, deviation seats 115 are arranged in the middle of the first fixing shafts 111, the symmetrical supporting blocks 104 are mounted at the bottom end of the casting box 109 and are far away from one sides of the symmetrical supporting blocks 104, symmetrical supporting seats 114 are mounted at the top end of the bottom plate 101 and are far away from one sides of the symmetrical supporting blocks 104, second fixing shafts 113 are arranged on the symmetrical supporting seats 114 in a rotating mode, rotating arms 112 are arranged on the same sides of the first fixing shafts 111 and the second fixing shafts 113 in a rotating mode, the first fixing shafts 111 are driven to ascend and descend by the aid of ascending and descending of the deviation seats 115, and therefore one sides of the casting box 109 can ascend and descend.

A moving block 116 is arranged at the bottom end of the offset seat 115, a first screw 117 is rotatably arranged in the moving block 116, fixed rods are arranged at two symmetrical sides of the moving block 116, the bottom end of the offset seat 115 is rotatably arranged on the symmetrical fixed rods, so that the offset seat 115 can deflect around the fixed rods, a snap ring 118 is clamped at the end part of the first screw 117 close to the bottom plate 101, one end of the first screw 117 close to the bottom plate 101 and the snap ring 118 are rotatably arranged in the moving block 116, the rotating process of the first screw 117 is limited by the snap ring 118, fixed blocks 119 are arranged between the symmetrical supporting seats 114, the bottom end of each fixed block 119 is fixedly connected with the top end of the bottom plate 101, the first screw 117 is threadedly arranged in the fixed blocks 119, a rectangular frame 121 is arranged between the symmetrical supporting blocks 104, the bottom end of the rectangular frame 121 is fixedly connected with the top end of the bottom plate 101, and a sliding block 120 is arranged at one end of the moving block 116 far away from the first screw 117, the sliding block 120 penetrates through the rectangular frame 121 in a sliding mode, a limiting piece is installed at one end, far away from the bottom plate 101, of the sliding block 120, and the moving process of the moving block 116 is limited through the rectangular frame 121 and the fixing block 119.

First screw 117 is kept away from the one end of bottom plate 101 and is installed first gear 122, fixed strip 123 is installed to first gear 122 below, a plurality of jack 124 has been seted up to fixed strip 123 top rectangle, jack 124 is inside to be inserted and is equipped with teeth of a cogwheel 125, first gear 122 can insert a plurality of teeth of a cogwheel 125 meshing of establishing with the fixed strip 123 top, fixed strip 123 fixed mounting is in the one side that bottom box 201 is close to bottom plate 101, through the quantity that changes teeth of a cogwheel 125, adjust the number of turns of first gear 122.

The slope subassembly 1 is close to one side of first gear 122 and installs pouring subassembly 2, pouring subassembly 2 is including under casing 201, under casing 201 top center department installs pouring ladle 202, fixed bolster 204 is installed to pouring ladle 202 outer lane, fixed mounting has the guide bar 205 of symmetry on the fixed bolster 204, it removes seat 206 to slide to be equipped with on the guide bar 205 of symmetry, discharge gate 203 is installed to one side bottom that pouring ladle 202 is close to bottom plate 101, remove seat 206 bottom and install spliced pole 219, cylinder 220 is installed to spliced pole 219 bottom, the rectangular hole has been seted up on the cylinder 220, inside cylinder 220 can insert and establish pouring ladle 202, the rectangular hole can communicate with discharge gate 203, utilize cylinder 220 to descend to dip in pouring ladle 202, make the metal liquid can evenly flow from discharge gate 203.

The screw thread is equipped with second screw rod 207 on removing seat 206, second screw rod 207 passes through the bearing and rotates the setting on fixed bolster 204, second screw rod 207 lower extreme is equipped with second gear 208, second gear 208 meshes has third gear 209, third gear 209 center department installs transmission shaft 210, transmission shaft 210 passes through the bearing and rotates the setting on fixed bolster 204, transmission shaft 210 lower extreme is equipped with fourth gear 211, fourth gear 211 meshes has rack 212, rack 212 keeps away from one side of fourth gear 211 and installs ring gear 213, the removal that utilizes ring gear 213 drives removal seat 206 on the second screw rod 207 and goes up and down.

The inside meshing of ring gear 213 has half face gear 214, half face gear 214 center department is equipped with drive shaft 215, drive shaft 215 passes through the bearing and rotates the setting on fixed bolster 204, drive shaft 215 upper end is equipped with fifth gear 216, fifth gear 216 meshes has sixth gear 217, motor 218 is installed on the fixed bolster 204 top, motor 218 output and the fixed connection of sixth gear 217 center department, utilize motor 218 to drive ring gear 213 reciprocating motion, the limiting plate 221 of symmetry is installed to ring gear 213 bottom, limiting plate 221 can slide on fixed bolster 204, fixed bolster 204 is last to have seted up two sets of symmetrical draw-in grooves, the fixture block of symmetry is installed on the limiting plate 221, the fixture block can slide inside the draw-in groove, utilize limiting plate 221 to carry out spacing and support to ring gear 213 moving process.

The working principle is as follows: when the automobile casting lost foam casting device is used, an automobile casting lost foam is fixed in a casting box 109, the number of gear teeth 125 in an insertion hole 124 on a fixing strip 123 is adjusted according to an inclined angle required, then a driving device drives a bottom plate 101 to slide on symmetrical sliding rods 103, when the bottom plate 101 slides, a first gear 122 at one end of a first screw 117, which is far away from the bottom plate 101, is meshed with a plurality of gear teeth 125 and drives the first gear 122 to rotate, and the first gear 122 rotates to drive the first screw 117 to rotate.

The first screw 117 is arranged inside the fixed block 119 in a threaded manner, so that the first screw 117 can drive the moving block 116 to move when rotating, the sliding block 120 slides inside the rectangular frame 121 and the first screw 117 is arranged inside the fixed block 119 in a threaded manner, so that the moving block 116 is limited in the moving process, the moving block 116 moves to drive the lower end of the offset seat 115 to move, the upper end of the offset seat 115 drives the first fixed shaft 111 to lift, and the first fixed shaft 111 lifts to drive the rotating arm 112 to offset around the second fixed shaft 113.

At this time, one side of the casting box 109 close to the pouring component 2 is lifted, one side of the casting box 109 far from the pouring component 2 slides in the guide rails 107 arranged at two symmetrical sides of the casting box 109 by using the limiting wheels 106 to support the casting box 109, and the casting box 109 can move, so that the effect of enabling the casting box 109 to incline at a certain angle is achieved.

When the tilting assembly 1 moves to the side of the casting ladle 202 where the discharge port 203 is installed, the motor 218 is used for driving the sixth gear 217 to rotate, the sixth gear 217 is meshed with the fifth gear 216, so that the fifth gear 216 rotates along with the sixth gear, the fifth gear 216 rotates to drive the driving shaft 215 at the center of the fifth gear to rotate, the driving shaft 215 rotates to drive the half-face gear 214 at the lower end of the driving shaft to rotate, the half-face gear 214 rotates to drive the toothed ring 213 to reciprocate, and the toothed ring 213 reciprocates to drive the rack 212 to reciprocate.

The rack 212 is engaged with the fourth gear 211, so that the rack 212 can drive the fourth gear 211 to rotate in a reciprocating manner, the fourth gear 211 rotates to drive the transmission shaft 210 at the center of the fourth gear 211 to rotate, the third gear 209 at the upper end of the transmission shaft 210 rotates along with the fourth gear, the third gear 209 rotates to drive the second gear 208 to rotate, and the second gear 208 rotates to drive the second screw 207 at the center of the second gear to rotate in a reciprocating manner.

The second screw 207 reciprocates and drives the moving base 206 to reciprocate along the symmetrical guide rods 205, and when the moving base 206 descends, the connecting column 219 and the cylinder 220 at the bottom end of the moving base are driven to descend, so that the cylinder 220 can be immersed in the pouring ladle 202, and molten metal can uniformly flow out of the discharge port 203 for pouring.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.