CN214488788U - Single-die mould for belt pulley production - Google Patents

Abstract

The utility model discloses a belt pulley production is with singly opening mould, relate to belt pulley production facility field, including bed die and roof, the last fixed surface intercommunication of roof has the feed liquor pipe, corresponding screw hole has all been seted up at the top of roof and bed die, and threaded hole female connection has the bolt, the bottom fixedly connected with base of bed die, the cavity has been seted up in the base, and fixedly connected with biax rotating electrical machines in the cavity, two equal fixedly connected with pivots of output of biax rotating electrical machines, the first bevel gear of one end fixedly connected with of biax rotating electrical machines is kept away from in the pivot, rotate the threaded rod that is connected with two symmetric distributions through the bearing in the cavity. The utility model discloses can conveniently eliminate the bubble in the solution of moulding plastics in the bed die, improve the quality of belt pulley production, can effectually cool off the solution of moulding plastics in the bed die simultaneously, improve the production efficiency of belt pulley.

Description

Single-die mould for belt pulley production

Technical Field

The utility model relates to a belt pulley production facility field, in particular to belt pulley production is with singly opening mould.

Background

The belt pulley belongs to a hub part, generally has a relatively large size, and is mainly cast and forged in the manufacturing process. The common large-size design is a casting method, the materials are generally cast iron, and cast steel is rarely used; generally, the steel is small in size and can be designed to be forged, and the material is steel. The belt pulley is mainly used in the occasion of transmitting power at a long distance, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, the transmission of power of some small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton gins and the like.

When the belt pulley is produced by using the single-die-opening die, certain gas is contained in the single-die-opening die, and the injection molding solution is directly added into the die, so that liquid and gas are easily mixed, certain gas is contained in the liquid, and the belt pulley which is injected with the gas contains bubbles, thereby influencing the production quality of the belt pulley.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a belt pulley production is with singly opening mould to solve and to provide in the above-mentioned background art because of singly opening and containing certain gas in the mould, directly will mould plastics solution and add inside the mould, lead to liquid and gaseous intermix easily, lead to containing certain gas in the liquid, thereby lead to moulding plastics the belt pulley that comes out and contain the bubble, thereby can lead to the problem that the production quality to the belt pulley caused the influence.

In order to achieve the above object, the utility model provides a following technical scheme: a single-die-opening die for belt pulley production comprises a lower die and a top plate, wherein the upper surface of the top plate is fixedly communicated with a liquid inlet pipe, the tops of the top plate and the lower die are respectively provided with a corresponding threaded hole, a bolt is connected in the threaded hole, the bottom of the lower die is fixedly connected with a base, a cavity is formed in the base, a double-shaft rotating motor is fixedly connected in the cavity, two output ends of the double-shaft rotating motor are respectively and fixedly connected with a rotating shaft, one end of the rotating shaft, far away from the double-shaft rotating motor, is fixedly connected with a first bevel gear, two threaded rods which are symmetrically distributed are rotatably connected in the cavity through a bearing, the outer walls of the two threaded rods are respectively and fixedly connected with a second bevel gear, the second bevel gears are meshed with the first bevel gears, the outer walls of the two threaded rods are respectively and are respectively in threaded connection with a threaded barrel, and one side, opposite to the two threaded barrels, is jointly and fixedly connected with a pushing plate, the bottom of the pushing plate is fixedly connected with two extrusion rods which are symmetrically distributed, the bottom ends of the two extrusion rods penetrate through the top plate and are fixedly connected with the extrusion plate together, and the center of the extrusion plate is provided with an opening corresponding to the liquid inlet pipe.

Preferably, a fixed cylinder is fixedly connected in the cavity, a bearing is fixedly connected to the inner wall of the fixed cylinder, and the inner wall of the bearing is fixedly connected with the outer wall of the rotating shaft.

Preferably, the top of the threaded rod is provided with a limiting plate, and the bottom of the limiting plate is fixedly connected with the top of the threaded rod.

Preferably, the bottom fixedly connected with connecting rod of slurcam, the bottom fixedly connected with sealing plate of connecting rod.

Preferably, a cooling cavity is formed in the lower die, the left side of the cooling cavity is fixedly communicated with an infusion tube, and the right side of the cooling cavity is fixedly communicated with a liquid discharge tube.

Preferably, the four corners of the lower surface of the base are fixedly connected with anti-slip blocks, and anti-slip lines are formed in the bottoms of the anti-slip blocks.

The utility model discloses a technological effect and advantage:

1. through having seted up the cavity in the base, and be provided with biax rotating electrical machines in the cavity, it rotates to drive two pivots through using biax rotating electrical machines, the pivot drives first bevel gear and rotates, because of bevel gear belongs to face gear, when first bevel gear rotates, can be under the circumstances that drives second piebald horse gear revolve, change second bevel gear's direction of rotation, second bevel gear drives the threaded rod and rotates, the threaded rod passes through the principle pulling thread cylinder of screw thread removal, two thread cylinder pulling catch plates, the catch plate promotes two stripper bars, two stripper bars extrusion stripper plates, through using the solution of moulding plastics in the stripper plate extrusion pressing down mould, eliminate the bubble in the solution of moulding plastics through the extrusion force, can conveniently eliminate the bubble in the solution of moulding plastics in the bed die, the quality of belt pulley production has been improved.

2. Through being provided with the cooling chamber in the bed die, pass through the transfer line with the coolant liquid and add to the cooling chamber in, the coolant liquid produces the heat exchange with the solution of moulding plastics in the bed die in the cooling chamber, takes away some heat in the solution of moulding plastics to discharge the coolant liquid through the fluid-discharge tube, so relapse many times, thereby can effectually cool off the solution of moulding plastics in the bed die, improved the production efficiency of belt pulley.

3. The anti-slip device comprises a base, anti-slip blocks are arranged at four corners of the bottom of the base, the anti-slip performance of the anti-slip blocks is used, a single-die-opening die can be effectively prevented from sliding, a limiting plate is arranged on the top of a threaded rod, and a threaded cylinder can be effectively prevented from being screwed out of the top of the threaded rod.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic cross-sectional view of fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a lower die; 2. a top plate; 3. a liquid inlet pipe; 4. a bolt; 5. a base; 6. a cavity; 7. a double-shaft rotating motor; 8. a rotating shaft; 9. a first bevel gear; 10. a threaded rod; 11. a second bevel gear; 12. a threaded barrel; 13. a push plate; 14. an extrusion stem; 15. a pressing plate; 16. a fixed cylinder; 17. a limiting plate; 18. a connecting rod; 19. a sealing plate; 20. a cooling chamber; 21. a transfusion tube; 22. a liquid discharge pipe; 23. and (4) anti-skid blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a single-die mould for belt pulley production as shown in figures 1-3, which comprises a lower die 1 and a top plate 2, the upper surface of the top plate 2 is fixedly communicated with a liquid inlet pipe 3, the top of the top plate 2 and the lower die 1 are both provided with corresponding threaded holes, the threaded holes are internally connected with bolts 4, the bottom of the lower die 1 is fixedly connected with a base 5, a cavity 6 is arranged in the base 5, a double-shaft rotating motor 7 is fixedly connected in the cavity 6, two output ends of the double-shaft rotating motor 7 are both fixedly connected with a rotating shaft 8, one end of the rotating shaft 8 far away from the double-shaft rotating motor 7 is fixedly connected with a first bevel gear 9, two threaded rods 10 which are symmetrically distributed are rotatably connected in the cavity 6 through bearings, the outer walls of the two threaded rods 10 are both fixedly connected with a second bevel gear 11, the second bevel gear 11 is meshed with the first bevel gear 9, the outer walls of the two threaded rods 10 are both in threaded connection with a threaded barrel 12, the opposite sides of the two threaded cylinders 12 are fixedly connected with a pushing plate 13 together, the bottom of the pushing plate 13 is fixedly connected with two extrusion rods 14 which are symmetrically distributed, the bottom ends of the two extrusion rods 14 penetrate through the top plate 2 and are fixedly connected with an extrusion plate 15 together, and the center of the extrusion plate 15 is provided with an opening corresponding to the liquid inlet pipe 3.

Simultaneously, the fixed cylinder 16 is fixedly connected in the cavity 6, the bearing is fixedly connected to the inner wall of the fixed cylinder 16, and the inner wall of the bearing is fixedly connected with the outer wall of the rotating shaft 8, so that the stability of the rotating shaft 8 during rotation can be effectively improved.

Then, the top of the threaded rod 10 is provided with a limiting plate 17, and the bottom of the limiting plate 17 is fixedly connected with the top of the threaded rod 10, so that the threaded cylinder 12 can be effectively prevented from being screwed out of the top of the threaded rod 10.

In addition, the bottom of the pushing plate 13 is fixedly connected with a connecting rod 18, and the bottom of the connecting rod 18 is fixedly connected with a sealing plate 19, so that the injection molding solution can be effectively prevented from flowing out of the liquid inlet pipe 3.

More specifically, set up cooling chamber 20 in the lower mould 1, the fixed intercommunication in left side of cooling chamber 20 has transfer line 21, the fixed intercommunication in right side of cooling chamber 20 has fluid-discharge tube 22, pass through transfer line 21 with the coolant liquid and add to cooling chamber 20 in, the coolant liquid produces the heat exchange with the solution of moulding plastics in the lower mould 1 in cooling chamber 20, take away some heat in the solution of will moulding plastics, and discharge the coolant liquid through transfer line 22, so relapse many times, thereby can effectually cool off the solution of moulding plastics in the lower mould 1.

It should be further explained that the antiskid blocks 23 are fixedly connected to four corners of the lower surface of the base 5, and the bottom of each antiskid block 23 is provided with antiskid lines, so that the base 5 can be effectively prevented from sliding.

The utility model discloses the theory of operation:

before use: adding an injection molding solution into an injection molding cavity in a lower mold 1 through a liquid inlet pipe 3, covering a top plate 2 on the top of the lower mold 1, and connecting the top plate 2 with the lower mold 1 by rotating a bolt 4 and using the bolt 4;

and (3) bubble elimination: the double-shaft rotating motor 7 is used for driving the two rotating shafts 8 to rotate, the rotating shafts 8 drive the first bevel gear 9 to rotate, and the bevel gears belong to face gears, so that when the first bevel gear 9 rotates, the rotating direction of the second bevel gear 11 is changed under the condition that the second bevel gear 11 is driven to rotate, the second bevel gear 11 drives the threaded rod 10 to rotate, the threaded rod 10 pulls the threaded cylinder 12 according to the principle of thread movement, the two threaded cylinders 12 pull the push plate 13, the push plate 13 pushes the two extrusion rods 14, the two extrusion rods 14 extrude the extrusion plate 15, and bubbles in the injection solution are eliminated through extrusion force by extruding the injection solution in the lower die 1 through the extrusion plate 15;

and (3) cooling: adding cooling liquid into the cooling cavity 20 through a liquid conveying pipe 21, wherein the cooling liquid generates heat exchange with the injection molding solution in the lower die 1 in the cooling cavity 20, takes away a part of heat in the injection molding solution, and discharges the cooling liquid through a liquid discharge pipe 22, and the steps are repeated for many times, so that the injection molding solution in the lower die 1 can be effectively cooled;

protection: through the skid resistance performance who uses non slipping spur 23, can effectually prevent that single division mould from sliding to through be provided with limiting plate 17 on the top of threaded rod 10, can effectually avoid threaded section of thick bamboo 12 to back out from the top of threaded rod 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a single division of mould is used in pulley production, includes bed die (1) and roof (2), its characterized in that: the upper surface of the top plate (2) is fixedly communicated with a liquid inlet pipe (3), the tops of the top plate (2) and the lower die (1) are respectively provided with a corresponding threaded hole, a bolt (4) is connected in the threaded hole in an internal thread manner, the bottom of the lower die (1) is fixedly connected with a base (5), a cavity (6) is formed in the base (5), a double-shaft rotating motor (7) is fixedly connected in the cavity (6), two output ends of the double-shaft rotating motor (7) are respectively and fixedly connected with a rotating shaft (8), one end of the rotating shaft (8) far away from the double-shaft rotating motor (7) is fixedly connected with a first bevel gear (9), two threaded rods (10) which are symmetrically distributed are rotatably connected in the cavity (6) through a bearing, the outer walls of the two threaded rods (10) are respectively and fixedly connected with a second bevel gear (11), and the second bevel gear (11) is meshed with the first bevel gear (9), two equal threaded connection of outer wall of threaded rod (10) has a screw thread section of thick bamboo (12), two the common fixedly connected with slurcam (13) in the relative one side of screw thread section of thick bamboo (12), the bottom fixedly connected with two symmetric distribution's of slurcam (13) stripper bar (14), two roof (2) and common fixedly connected with stripper plate (15) are passed to the bottom of stripper bar (14), the center department of stripper plate (15) sets up the opening corresponding with feed liquor pipe (3).

2. The single-die mold for producing the belt pulley according to claim 1, wherein: the inner fixed connection of cavity (6) has a fixed cylinder (16), the inner wall fixedly connected with bearing of fixed cylinder (16), and the inner wall fixed connection of bearing and outer wall of pivot (8).

3. The single-die mold for producing the belt pulley according to claim 1, wherein: the top of threaded rod (10) is provided with limiting plate (17), the bottom of limiting plate (17) and the top fixed connection of threaded rod (10).

4. The single-die mold for producing the belt pulley according to claim 1, wherein: the bottom of the pushing plate (13) is fixedly connected with a connecting rod (18), and the bottom of the connecting rod (18) is fixedly connected with a sealing plate (19).

5. The single-die mold for producing the belt pulley according to claim 1, wherein: a cooling cavity (20) is formed in the lower die (1), a liquid conveying pipe (21) is fixedly communicated with the left side of the cooling cavity (20), and a liquid discharging pipe (22) is fixedly communicated with the right side of the cooling cavity (20).

6. The single-die mold for producing the belt pulley according to claim 1, wherein: the anti-skidding floor mat is characterized in that anti-skidding blocks (23) are fixedly connected to four corners of the lower surface of the base (5), and anti-skidding grains are formed in the bottom of each anti-skidding block (23).

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