CN212792975U

CN212792975U - Casting device of water pump shell

Info

Publication number: CN212792975U
Application number: CN202021676966.4U
Authority: CN
Inventors: 罗兵辉; 吴尚德
Original assignee: Hunan Pushi Energy Saving Pump Co ltd
Current assignee: Hunan Pushi Energy Saving Pump Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-03-26
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a casting device of water pump shell belongs to the as cast field of water pump shell, and it includes the frame, it is connected with the support frame to rotate in the frame, be provided with clamping mechanism and knocking mechanism on the support frame, be provided with in the frame and be used for ordering about the rotatory actuating mechanism of support frame, knocking mechanism is including setting up the base on the support frame, sliding connection has the knocking rod on the base, be provided with first motor on the base, be provided with the crank on the first motor output shaft perpendicularly, it is connected with the connecting rod to rotate on the crank, the connecting rod is kept away from articulate one end and is connected with knocking rod rotation, be provided with the molding sand collection box under the support frame. This application has the effect that reduces staff intensity of labour.

Description

Casting device of water pump shell

Technical Field

The application relates to the field of water pump shell casting, in particular to a casting device of a water pump shell.

Background

The pump shell is a part outside the impeller of the water pump, also called a pump body, and is generally produced in a casting mode, wherein the most widely applied casting mode is sand casting. The casting process can be divided into three basic parts, namely cast metal preparation, mold preparation and casting treatment. After the casting is taken out of the casting mold, sand is adhered to the sand cast casting, so that a cleaning process is required.

When sand casting is cleaned, sand generally falls off from the casting by means of hanging the casting and manually knocking the casting, and because holes and cavities exist in the casting, workers need to rotate the casting to different angles to pour out the sand in the cavities and the holes.

In view of the above-mentioned related technologies, the inventor believes that there are defects that workers are in high labor intensity and fatigue is easily generated when cleaning.

SUMMERY OF THE UTILITY MODEL

In order to reduce staff intensity of labour in the casting process, this application provides a casting device of water pump shell.

The application provides a casting device of water pump shell adopts following technical scheme:

the utility model provides a casting device of water pump shell, includes the frame, it is connected with the support frame to rotate in the frame, be provided with clamping mechanism and knocking mechanism on the support frame, be provided with in the frame and be used for ordering about the rotatory actuating mechanism of support frame, knocking mechanism is including setting up the base on the support frame, sliding connection has the striking pole on the base, be provided with first motor on the base, be provided with the crank on the first motor output shaft perpendicularly, the last rotation of crank is connected with the connecting rod, the connecting rod is kept away from articulate one end and is knocked the pole rotation and be connected, be provided with the molding sand collection box under the support frame.

Through adopting above-mentioned technical scheme, when carrying out the knockout clearance to the foundry goods, place the foundry goods on the support frame, then press from both sides tightly the foundry goods through clamping mechanism to strike the foundry goods through knocking mechanism, make the molding sand on the foundry goods drop, order about the support frame rotation through actuating mechanism at last, and then drive the foundry goods rotation, make foundry goods cavity and downthehole grit pour out, need not that the staff is manual to clear up, intensity of labour is lower, and cleaning efficiency is higher.

Preferably, the base is connected to the support frame in a sliding manner, a kidney-shaped groove is formed in the base, and a locking bolt in threaded connection with the support frame penetrates through the kidney-shaped groove.

By adopting the technical scheme, the base can slide along the support frame by loosening the locking bolt, and the distance between the knocking rod and the casting is adjusted, so that the castings of different specifications can be cleaned conveniently, and the application range is wider.

Preferably, the clamping mechanism comprises two sets of oppositely arranged cylinders, a propping block is arranged on a telescopic rod of each cylinder, and the propping block is used for clinging to the outer wall of the casting.

Through adopting above-mentioned technical scheme, two sets of cylinders will support tight piece and support tightly in the both sides of foundry goods, can press from both sides tightly the foundry goods, support tight piece and foundry goods appearance cooperation setting, can increase the area of contact between tight piece and the foundry goods, make and press from both sides tightly more stable.

Preferably, the abutting block is provided with a connecting sleeve, and the cylinder telescopic rod is in threaded connection with the connecting sleeve.

Through adopting above-mentioned technical scheme, support tight piece and the piston rod of cylinder can dismantle and be connected, can change the tight piece that supports that corresponds when clearing up the foundry goods of different specifications, and it is comparatively convenient to change, and application scope is wider.

Preferably, a sliding sleeve is arranged on the base, and the knocking rod is slidably arranged in the sliding sleeve in a penetrating mode.

Through adopting above-mentioned technical scheme, the sliding sleeve can carry on spacingly to knocking the pole, avoids knocking the pole and droing from the base when the support frame is rotatory, has strengthened knocking mechanism's stability.

Preferably, the end part of the knocking rod is provided with a sliding groove, the sliding groove is internally and slidably connected with a knocking block, a compression spring is arranged in the sliding groove, and two ends of the compression spring are respectively connected with the bottom of the sliding groove and the knocking block.

Through adopting above-mentioned technical scheme, when knocking, strike the piece at first with the foundry goods contact, along with knocking the continuation removal of pole, compression spring can be compressed, can avoid the too big foundry goods that leads to of dynamics of knocking to take place deformation, can play the guard action to the foundry goods.

Preferably, actuating mechanism is including setting up the step motor in the frame, the coaxial pivot that is provided with in support frame both ends, the pivot is worn to establish in the frame, and one of them pivot is connected through the gear drive transmission with step motor.

Through adopting above-mentioned technical scheme, step motor can the rotatory angle of accurate control, makes the carriage can accurately get back to horizontal position after rotating to when unclamping clamping mechanism, the foundry goods can not the landing.

Preferably, the gear transmission mechanism comprises a first gear coaxially connected with the output shaft of the stepping motor and a second gear coaxially connected with the rotating shaft, the first gear is meshed with the second gear, and the number of teeth of the first gear is smaller than that of the second gear.

Through adopting above-mentioned technical scheme, the rotational speed that makes the pivot is less than the rotational speed of motor output shaft, can realize speed reduction transmission, avoids the too fast grit that leads to on the foundry goods of support frame rotational speed to throw away under the centrifugal force effect and fall to subaerial, makes the sand on the foundry goods can both fall into in the molding sand collection box downwards.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the clamping mechanism and the knocking mechanism, when the castings are subjected to shakeout cleaning, the castings are clamped through the clamping mechanism and knocked through the knocking mechanism, manual cleaning by workers is not needed, the labor intensity of the workers can be effectively reduced, and the cleaning efficiency is improved;

through with base sliding connection on the support frame to it is fixed through locking bolt, when the foundry goods of different specifications is cleared up to needs, can loosen locking bolt and adjust the position of base soon, and then the distance between adjustment knocking mechanism and the foundry goods.

Drawings

FIG. 1 is a front view of a casting apparatus for a water pump housing in accordance with an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of A of FIG. 1;

FIG. 3 is a schematic structural view of the striking mechanism of FIG. 1;

fig. 4 is a schematic cross-sectional view of the tapping rod of fig. 3.

Description of reference numerals: 1. a frame; 2. a support frame; 3. a drive mechanism; 31. a mounting seat; 32. a stepping motor; 4. a clamping mechanism; 41. a cylinder; 42. a propping block; 43. connecting sleeves; 5. a knocking mechanism; 51. a base; 52. a support block; 521. a kidney-shaped groove; 522. locking the bolt; 53. a cross beam; 54. a first motor; 55. a crank; 56. a connecting rod; 57. a knock bar; 58. a sliding sleeve; 6. a molding sand recovery tank; 7. a rotating shaft; 8. a gear transmission mechanism; 81. a first gear; 82. a second gear; 9. a chute; 10. knocking the block; 11. compressing the spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses casting device of water pump shell, refer to fig. 1, including frame 1, 1 top of frame is rotated and is connected with support frame 2, is provided with the actuating mechanism 3 that orders about support frame 2 is rotatory in frame 1, is provided with on the support frame 2 and carries out the clamping mechanism 4 that presss from both sides tightly and the knocking mechanism 5 that is used for knocking the foundry goods to the foundry goods, is provided with the molding sand collection box 6 of being connected with frame 1 under the support frame 2.

Frame 1 includes two sets of parallel arrangement's riser, and frame 1 is the framework of rectangle, and the coaxial welded fastening in both ends of frame 1 has pivot 7, and pivot 7 rotates to wear to establish on the riser.

Referring to fig. 1, the clamping mechanism 4 includes two sets of cylinders 41 disposed oppositely, the two sets of cylinders 41 are disposed on the axis of the rotating shaft 7, the telescopic rod of the cylinder 41 is provided with a supporting block 42, the supporting block 42 is disposed in a shape corresponding to the shape of the casting, and when clamping is performed, the two supporting blocks 42 respectively support two sides of the casting.

One side welded fastening that supports tight piece 42 and be close to cylinder 41 has adapter sleeve 43, and cylinder 41 telescopic link and adapter sleeve 43 threaded connection when clearing up the foundry goods of different specifications, can will support tight piece 42 through rotatory support tight piece 42 and pull down, change the tight piece 42 that supports that corresponds with the foundry goods.

Referring to fig. 2, actuating mechanism 3 is including setting up mount pad 31 in frame 1, is fixed with step motor 32 on the mount pad 31, and step motor 32 passes through the power cord and is connected with external power source, and step motor 32 passes through gear 8 and is connected with a pivot 7 transmission, and step motor 32 is rotatory at clearance in-process step motor 32 is reciprocal, orders about 2 reciprocal rotations of support frame, and then makes the foundry goods rotation on the support frame 2, makes foundry goods cavity and downthehole molding sand can be poured out.

The gear transmission mechanism 8 comprises a first gear 81 and a second gear 82, the first gear 81 is coaxially connected with an output shaft of the stepping motor 32, the second gear 82 is coaxially connected with the rotating shaft 7, the first gear 81 is meshed with the second gear 82, the gear ratio of the number of teeth of the first gear 81 to the gear ratio of the second gear 82 is 1:3, the effect of speed reduction transmission is achieved, and the situation that the molding sand on the casting is thrown to the ground due to the fact that the frame 1 rotates too fast can be avoided.

Referring to fig. 3, the knocking mechanism 5 includes a base 51 disposed on the supporting frame 2, the base 51 includes two sets of supporting blocks 52 disposed in parallel, the two sets of supporting blocks 52 are connected through a cross beam 53, a first motor 54 is fixed on one set of supporting blocks 52, the first motor 54 is connected with an external power supply through a power line, a crank 55 is fixed on an output shaft of the first motor 54, a section of the crank 55 far away from the output shaft of the first motor 54 is rotatably connected with a connecting rod 56, the length of the connecting rod 56 is greater than that of the crank 55, one end of the connecting rod 56 far away from the crank 55 is rotatably connected with a knocking rod 57, and the knocking rod 57 is slidably.

When the motor is started, the motor drives the crank 55 to rotate circumferentially, and the knocking rod 57 is connected to the cross beam 53 in a sliding mode and can only slide along the axial direction and cannot rotate, so that the crank 55 drives the knocking rod 57 to slide back and forth through the connecting rod 56 to knock a casting.

Be provided with the sliding sleeve 58 on the crossbeam 53, strike pole 57 and slide and wear to establish in sliding sleeve 58, sliding sleeve 58 can carry on spacingly to striking pole 57, avoids striking pole 57 and drops from base 51 when support frame 2 is rotatory.

Two sets of supporting shoes 52 are sliding connection respectively in the both sides of support frame 2, have seted up kidney-shaped groove 521 on the supporting shoe 52, wear to be equipped with in the kidney-shaped groove 521 with the locking bolt 522 of support frame 2 threaded connection, when needs clear up the foundry goods of different specifications, can loosen soon locking bolt 522 then sliding support piece 52, and then adjust the distance between knocking pole 57 and the foundry goods.

Referring to fig. 4, the end of the knocking rod 57 is provided with a sliding groove 9, a knocking block 10 is slidably connected in the sliding groove 9, a compression spring 11 is arranged in the sliding groove 9, and two ends of the compression spring 11 are respectively connected with the bottom of the sliding groove 9 and the knocking block 10.

The implementation principle of the casting device of the water pump shell of the embodiment of the application is as follows: when the clearance foundry goods, at first press from both sides tightly the foundry goods through clamping mechanism 4, then start first motor 54 and step motor 32, first motor 54 drives through crank 55 and connecting rod 56 and strikes pole 57 reciprocating motion, strikes the foundry goods, makes the molding sand on the foundry goods drop, and step motor 32 orders about support frame 2 reciprocating rotation through gear drive 8 simultaneously, makes the foundry goods cavity and downthehole molding sand can both fall in the molding sand collection box 6 under the action of gravity.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a casting device of water pump shell, includes frame (1), it has support frame (2), its characterized in that to rotate to be connected with on frame (1): be provided with clamping mechanism (4) and knocking mechanism (5) on support frame (2), be provided with in frame (1) and be used for ordering about rotatory actuating mechanism (3) of support frame (2), knocking mechanism (5) is including setting up base (51) on support frame (2), sliding connection has knocking rod (57) on base (51), be provided with first motor (54) on base (51), be provided with crank (55) on first motor (54) output shaft perpendicularly, it is connected with connecting rod (56) to rotate on crank (55), the one end of crank (55) is kept away from in connecting rod (56) is connected with knocking rod (57) rotation, be provided with molding sand collection box (6) under support frame (2).

2. The casting apparatus for a water pump housing according to claim 1, wherein: the base (51) is connected to the support frame (2) in a sliding mode, a kidney-shaped groove (521) is formed in the base (51), and a locking bolt (522) in threaded connection with the support frame (2) penetrates through the kidney-shaped groove (521).

3. The casting apparatus for a water pump housing according to claim 1, wherein: clamping mechanism (4) include two sets of cylinders (41) that set up relatively, be provided with on the telescopic link of cylinder (41) and support tight piece (42), support tight piece (42) and be used for pasting tight foundry goods outer wall.

4. A casting apparatus for a water pump housing according to claim 3, wherein: the abutting block (42) is provided with a connecting sleeve (43), and the telescopic rod of the air cylinder (41) is in threaded connection with the connecting sleeve (43).

5. The casting apparatus for a water pump housing according to claim 1, wherein: the base (51) is provided with a sliding sleeve (58), and the knocking rod (57) is arranged in the sliding sleeve (58) in a sliding and penetrating mode.

6. The casting apparatus for a water pump housing according to claim 5, wherein: the end part of the knocking rod (57) is provided with a sliding groove (9), a knocking block (10) is connected in the sliding groove (9) in a sliding mode, a compression spring (11) is arranged in the sliding groove (9), and two ends of the compression spring (11) are connected with the bottom of the sliding groove (9) and the knocking block (10) respectively.

7. The casting apparatus for a water pump housing according to claim 1, wherein: actuating mechanism (3) is including setting up step motor (32) on frame (1), support frame (2) both ends are coaxial to be provided with pivot (7), pivot (7) are worn to establish on frame (1), and one of them pivot (7) are connected through gear drive mechanism (8) transmission with step motor (32).

8. The casting apparatus for a water pump housing according to claim 7, wherein: gear drive (8) include with step motor (32) output shaft coaxial coupling first gear (81) and with pivot (7) coaxial coupling's second gear (82), first gear (81) and second gear (82) meshing, and the number of teeth of first gear (81) is less than the number of teeth of second gear (82).