Die for fine blanking of gear

Abstract

The utility model relates to the technical field of fine blanking of gears, in particular to a die for fine blanking of gears, which comprises a bottom plate, two fixing plates are fixedly mounted at the top of the bottom plate, a rotating plate is movably connected to one side of the outer surface of each fixing plate, and a plurality of lower die grooves are formed in the top of the rotating plate. And one end of the rotating plate is fixedly connected with a disc. According to the fine blanking device, the push rod of the oil press starts to quickly push the upper die, the upper die extrudes fine blanking materials into the lower die groove, after a gear is formed, the rotating plate is prevented from overturning and shaking during stamping, the disc is driven to rotate, the rotating plate is driven to rotate while the disc rotates, and the cylinder drives the conveying belt to rotate and convey. And the formed gear is transmitted to the collecting box, and a worker can detach the bolt from the reinforcing block and take out the gear in the collecting box, so that the fine blanking die is more perfect, demolding can be performed in time after fine blanking is completed, the fine blanking efficiency is improved, and the gear production progress is accelerated.

Description

Technical Field

[0001] The utility model relates to the technical field of fine blanking gears, in particular to a mold for fine blanking gears. Background Art

[0002] Gears are mechanical components with teeth on the wheel rim that can continuously mesh to transmit motion and power. The application of gears in transmission has appeared very early. At the end of the 19th century, the principle of gear cutting and the special machine tools and tools that use this principle to cut gears appeared one after another. With the development of production, the stability of gear operation has received attention.

[0003] However, in the prior art, for example, China Publication No.: CN214683753U, a gear fine stamping die, which includes: an upper die assembly, the upper die assembly includes an upper die seat and a stripper plate and a male and female die arranged in the upper die seat, the lower surface of the stripper plate is provided with a pressure ring I, the male and female die are arranged in the stripper plate, the upper die assembly also includes guide pillars I and II, and the tail end of the guide pillar I is provided with a spring; a lower die assembly, the lower die assembly includes a lower die seat and a die insert and a ejector arranged in the lower die seat, the die insert is arranged corresponding to the stripper plate, the upper surface of the die insert is provided with a pressure ring II, the ejector is arranged corresponding to the male and female die, the ejector is arranged in the die insert, the lower die assembly also includes guide grooves I and II, the guide pillars I match the guide grooves I, and the guide pillars II match the guide grooves II. Gears are produced by fine stamping, thereby improving production efficiency.

[0004] Although the above scheme has the above advantages, the disadvantage of the above scheme is that the fine stamping mold of the device is imperfect and cannot be demoulded in time after fine stamping. Failure to remove it in time will affect the entire production line, resulting in reduced fine stamping efficiency and affecting the progress of gear production. Moreover, after fine stamping, the unformed gear cannot be cooled at an accelerated rate, which affects the quality of the gear and reduces the gear production efficiency. Utility Model Content

[0005] The purpose of the utility model is to solve the problems in the prior art that the fine blanking mold is imperfect and the mold cannot be demoulded in time after fine blanking is completed. Failure to remove the mold in time will affect the entire production line, resulting in reduced fine blanking efficiency and affecting the progress of gear production. In addition, after fine blanking is completed, the unformed gear cannot be cooled at an accelerated rate, which affects the quality of the gear and reduces the gear production efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mold for fine blanking gears, comprising: a bottom plate, two fixed plates are fixedly installed on the top of the bottom plate, a rotating plate is movably connected to one side of the outer surface of the two fixed plates, a plurality of lower die grooves are opened on the top of the rotating plate, a disc is fixedly connected to one end of the rotating plate, a plurality of circular holes are opened on one side of the outer surface of the disc, a locking plate is fixedly installed on one side of the outer surface of one of the fixed plates, a moving column is movably embedded in the locking plate, a first hand rocker is fixedly installed on one side of the outer surface of the disc, a plurality of supporting columns are fixedly installed on the top of the bottom plate, a vertical plate is fixedly installed on the top of the bottom plate, an upper plate is fixedly installed on the top of the vertical plate, an oil press is fixedly installed on the top of the upper plate, an extrusion plate is fixedly installed on one end of the oil press, a plurality of upper dies are fixedly installed on the top of the extrusion plate, two reinforcing plates are fixedly installed on the bottom of the bottom plate, a plurality of cylinders are movably connected to one side of the outer surface of the two reinforcing plates, so as to facilitate timely demoulding.

[0007] As a preferred implementation, a support plate is fixedly mounted on one side of the outer surface of the vertical plate to improve the space utilization of the device.

[0008] The technical effect of adopting the above further solution is: facilitating the installation of the motor and preventing the motor from slipping during use.

[0009] As a preferred embodiment, a motor is fixedly mounted on one side of the outer surface of the support plate, and a fan is fixedly mounted on the output end of the motor to effectively accelerate cooling.

[0010] The technical effect of adopting the above further solution is: the output shaft of the motor drives the fan, the fan starts to rotate and generates wind force, blowing towards the formed gear in the lower mold groove.

[0011] As a preferred embodiment, the outer surfaces of the plurality of cylinders are movably connected to a conveyor belt, and one end of one of the cylinders is fixedly connected to a second hand crank to save energy.

[0012] The technical effect of adopting the above further solution is: when the second hand rocker is shaken, the second hand rocker rotates and drives the cylinder, and the cylinder drives the conveyor belt to rotate and transmit.

[0013] As a preferred embodiment, a collecting box is movably connected to the bottom of the base plate, and two reinforcing blocks are fixedly connected to one side of the outer surface of the collecting box to facilitate the removal of the formed gears.

[0014] The technical effect of adopting the above further solution is that the bolts can be removed from the reinforcement block and the gears inside the collection box can be taken out.

[0015] As a preferred implementation, table legs are fixedly mounted at the four bottom corners of the base plate.

[0016] The technical effect of adopting the above further solution is: using the table legs to increase the stability of the device.

[0017] As a preferred embodiment, the other side of the outer surface of the disc is movably connected to the other side of the outer surface of one of the fixed plates, and a plurality of support columns are fixedly installed on the top of the bottom plate.

[0018] The technical effect of adopting the above further solution is: using the support column to provide support for the device.

[0019] As a preferred embodiment, a square groove is provided on the top of the bottom plate.

[0020] The technical effect of adopting the above further solution is that it is conducive to the molded gear falling out of the square groove when turning over.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] 1. When using the utility model, the staff first places the fine-blanking material in the lower die groove, then turns on the external power supply of the hydraulic press, uses the controller to start the hydraulic press, and the push rod of the hydraulic press starts to quickly push the upper die, and the upper die squeezes the fine-blanking material into the lower die groove. After extrusion molding, the upper die is quickly retracted using the controller. At this time, the stamped gear is left in the lower die groove. After it cools down, before stamping molding, the staff has applied the release agent to the lower die groove. After the gear is formed, the staff pulls out the moving column, which has been inserted into the round hole to limit the disc to prevent the rotating plate from flipping during stamping. Shake, at this time the staff shakes the first hand joystick, after the first hand joystick is shaken, it drives the disc to rotate, and the rotation of the disc drives the rotating plate to rotate at the same time. After the rotation is completed, the formed gear falls onto the conveyor belt, and the staff shakes the second hand joystick, and the rotation of the second hand joystick drives the cylinder, and the cylinder drives the conveyor belt to rotate and transmit, and transmits the formed gear to the collection box. The staff can remove the bolts from the reinforcement block and take out the gear inside the collection box, so as to make the fine stamping mold more perfect and demold in time after fine stamping is completed, thereby improving the fine stamping efficiency and the progress of gear production.

[0023] 2. In order to quickly form the gears, the staff can turn on the external power supply of the motor after stamping to start the motor. The output shaft of the motor drives the fan, and the fan starts to rotate and generates wind to blow toward the formed gears in the lower die groove, thereby achieving accelerated cooling of the unformed gears after fine stamping, thereby improving the quality of the gears and the gear production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1A three-dimensional structural schematic diagram of a mold for fine blanking gears provided by the utility model;

[0025] Figure 2 A die for fine blanking gear provided by the utility model Figure 1 Enlarged view of point A in the middle;

[0026] Figure 3 A schematic diagram of the bottom structure of a mold for fine blanking gears provided by the utility model;

[0027] Figure 4 A cross-sectional view of the internal structure of a mold for fine blanking gears provided by the utility model;

[0028] Figure 5 A schematic side view of a mold for fine blanking gears provided by the utility model;

[0029] Figure 6 A schematic diagram of the top view of a mold for fine blanking gears provided by the utility model;

[0030] Legend:

[0031] 101. Vertical plate; 102. Bottom plate; 103. Upper plate; 104. Support column; 105. Hydraulic press; 106. Rotating plate; 107. Lower die groove; 108. Collecting box; 109. Square groove; 110. Fixed plate; 2. First hand rocker; 201. Disc; 202. Round hole; 203. Locking plate; 204. Moving column; 3. Reinforcement plate; 301. Conveyor belt; 302. Second hand rocker; 303. Reinforcement block; 304. Extrusion plate; 305. Upper die; 306. Cylinder; 307. Support plate; 308. Motor; 309. Fan; 310. Table leg. DETAILED DESCRIPTION

[0032] 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.

[0033] See also Figure 1-6The utility model provides a technical solution: a mold for fine blanking gears, comprising: a bottom plate 102, two fixed plates 110 are fixedly installed on the top of the bottom plate 102, a rotating plate 106 is movably connected to one side of the outer surface of the two fixed plates 110, a plurality of lower die grooves 107 are opened on the top of the rotating plate 106, a disc 201 is fixedly connected to one end of the rotating plate 106, a plurality of circular holes 202 are opened on one side of the outer surface of the disc 201, a locking plate 203 is fixedly installed on one side of the outer surface of one of the fixed plates 110, a movable column 204 is movably embedded in the locking plate 203, and the disc A first hand rocker 2 is fixedly installed on one side of the outer surface of 201, a plurality of support columns 104 are fixedly installed on the top of the bottom plate 102, a vertical plate 101 is fixedly installed on the top of the bottom plate 102, an upper plate 103 is fixedly installed on the top of the vertical plate 101, a hydraulic press 105 is fixedly installed on the top of the upper plate 103, an extrusion plate 304 is fixedly installed on one end of the hydraulic press 105, a plurality of upper molds 305 are fixedly installed on the top of the extrusion plate 304, two reinforcement plates 3 are fixedly installed on the bottom of the bottom plate 102, and a plurality of cylinders 306 are movably connected to one side of the outer surface of the two reinforcement plates 3 to facilitate timely demoulding.

[0034] like Figure 1-6 As shown, a support plate 307 is fixedly mounted on one side of the outer surface of the vertical plate 101, so as to improve the space utilization of the device, facilitate the installation of the motor 308, and prevent the motor 308 from sliding down during use.

[0035] like Figure 1-6 As shown, a motor 308 is fixedly installed on one side of the outer surface of the support plate 307, and a fan 309 is fixedly installed on the output end of the motor 308 to effectively accelerate cooling. The output shaft of the motor 308 drives the fan 309, and the fan 309 starts to rotate and generates wind force, blowing toward the formed gear in the lower mold groove 107.

[0036] like Figure 1-6 As shown, the outer surfaces of multiple cylinders 306 are movably connected to the conveyor belt 301, and one end of one of the cylinders 306 is fixedly connected to the second hand crank 302 to save energy. When the second hand crank 302 is shaken, the second hand crank 302 rotates and drives the cylinder 306 at the same time, and the cylinder 306 drives the conveyor belt 301 to rotate and transmit.

[0037] like Figure 1-6 As shown, the bottom of the base plate 102 is movably connected to a collection box 108, and one side of the outer surface of the collection box 108 is fixedly connected to two reinforcement blocks 303. The formed gears can be easily removed by removing the bolts from the reinforcement blocks 303 and taking out the gears inside the collection box 108.

[0038] like Figure 1-6 As shown, table legs 310 are fixedly installed at the four corners of the bottom of the bottom plate 102, and the table legs 310 are used to increase the stability of the device.

[0039] like Figure 1-6 As shown, the other side of the outer surface of the disk 201 is movably connected to the other side of the outer surface of one of the fixed plates 110, and a plurality of support columns 104 are fixedly installed on the top of the bottom plate 102, and the support columns 104 are used to provide support for the device.

[0040] like Figure 1-6 As shown, a square groove 109 is formed on the top of the bottom plate 102, which is conducive to the molded gear falling from the square groove 109 when turning over.

[0041] Working principle: When in use, the staff first places the fine-punching material in the lower die groove 107, then turns on the external power supply of the hydraulic press 105, uses the controller to start the hydraulic press 105, and the push rod of the hydraulic press 105 begins to quickly push the upper die 305, and the upper die 305 squeezes the fine-punching material into the lower die groove 107. After extrusion molding, the upper die 305 is quickly retracted using the controller. At this time, the stamped gear is retained in the lower die groove 107. After it cools down, before stamping and molding, the staff has applied a release agent to the lower die groove 107. After the gear is formed, the staff pulls out the moving column 204. Previously, the moving column 204 has been inserted into the circular hole 202 to limit the disc 201 to prevent the rotating plate 106 from flipping and shaking during stamping. At this time, the staff shakes the first hand rocker 2. After the first hand rocker 2 is shaken, it drives the disc 201 to rotate. When the disc 201 rotates, it drives the rotating plate 106 to rotate. After completion, the formed gear falls onto the conveyor belt 301, and the staff shakes the second hand rocker 302. The second hand rocker 302 rotates while driving the cylinder 306, and the cylinder 306 drives the conveyor belt 301 to rotate and transmit, and transmits the formed gear to the collection box 108. The staff can remove the bolts from the reinforcement block 303 and take out the gear inside the collection box 108, so as to make the fine stamping mold more perfect and demold in time after the fine stamping is completed, thereby improving the fine stamping efficiency and the progress of gear production. In order to quickly form the gear, the staff can turn on the external power supply of the motor 308 after stamping, start the motor 308, and the output shaft of the motor 308 drives the fan 309. The fan 309 starts to rotate and generates wind force, blowing towards the formed gear in the lower die groove 107, so as to accelerate the cooling of the unformed gear after the fine stamping is completed, thereby improving the quality of the gear and improving the gear production efficiency.

[0042] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A die for fine blanking gears, characterized in that: include: A bottom plate (102), the top of which is fixedly mounted two fixed plates (110), one side of the outer surface of the two fixed plates (110) being movably connected to a rotating plate (106), the top of the rotating plate (106) being provided with a plurality of lower die grooves (107), one end of the rotating plate (106) being fixedly connected to a disk (201), one side of the outer surface of the disk (201) being provided with a plurality of circular holes (202), one side of the outer surface of one of the fixed plates (110) being fixedly mounted a locking plate (203), the interior of the locking plate (203) being movably embedded with a movable column (204), one side of the outer surface of the disk (201) being fixedly mounted A first hand-operated rocker (2) is installed; a plurality of support columns (104) are fixedly installed on the top of the bottom plate (102); a vertical plate (101) is fixedly installed on the top of the bottom plate (102); an upper plate (103) is fixedly installed on the top of the vertical plate (101); a hydraulic press (105) is fixedly installed on the top of the upper plate (103); an extrusion plate (304) is fixedly installed on one end of the hydraulic press (105); a plurality of upper molds (305) are fixedly installed on the top of the extrusion plate (304); two reinforcing plates (3) are fixedly installed on the bottom of the bottom plate (102); a plurality of cylinders (306) are movably connected to one side of the outer surfaces of the two reinforcing plates (3).

2. A die for fine blanking gears according to claim 1, characterized in that: A support plate (307) is fixedly mounted on one side of the outer surface of the vertical plate (101).

3. A die for fine blanking gears according to claim 2, characterized in that: A motor (308) is fixedly mounted on one side of the outer surface of the support plate (307), and a fan (309) is fixedly mounted on the output end of the motor (308).

4. The mold for fine blanking gears according to claim 1, characterized in that: The outer surfaces of the plurality of cylinders (306) are movably connected to a conveyor belt (301), and one end of one of the cylinders (306) is fixedly connected to a second hand crank (302).

5. The mold for fine blanking gears according to claim 1, characterized in that: The bottom of the bottom plate (102) is movably connected to a collection box (108), and one side of the outer surface of the collection box (108) is fixedly connected to two reinforcement blocks (303).

6. The mold for fine blanking gears according to claim 1, characterized in that: Table legs (310) are fixedly mounted at the four corners of the bottom of the bottom plate (102).

7. The mold for fine blanking gears according to claim 1, characterized in that: The other side of the outer surface of the circular disk (201) is movably connected to the other side of the outer surface of one of the fixed plates (110), and a plurality of support columns (104) are fixedly mounted on the top of the bottom plate (102).

8. The mold for fine blanking gears according to claim 1, characterized in that: A square groove (109) is provided on the top of the bottom plate (102).

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