TWM446670U - Knife mold set for shaping and processing gears - Google Patents

Description

Knife module for gear forming

In the present invention, a knife module for gear forming processing is composed of one or two clamps, a positioning die holder and a first die holder, a second die holder and a third die holder, so that the workpiece is pushed The squeezing equipment will enter the various die holders in the fixture for broaching and work, and the whole gear processing can be completed to achieve mass production and improve processing quality.

According to the general gear production, the gear processing is completed by a special machining machine. However, the precision and quality of the gears produced by this machining system are based on various conditions such as processing machine and operator technology. In combination and control balance, the control of one of the conditions is unstable, that is, the precision and quality of the gears that are completed by the entire processing vehicle, and the processing machine is completed by one processing machine, and the production quantity is limited. It is not suitable for mass production, and after the time-consuming cutting process of multiple processing vehicles, the gear processing parts can be processed. The processing equipment is large in structure and space, and also needed for maintenance and repair. Regularly and specially strengthened to improve the stability of the whole processing machine to maintain the precision and quality of the gear processing parts after processing, so it is quite troublesome in maintenance and repair; and another kind of gear processing parts In one piece After manufacture, although it is possible to reduce the inconvenience of time-consuming cutting processing that requires a plurality of processing vehicles, when the manufacturing is completed in an integrated molding manner, the gear processing member is only a rough body, and needs to be After the deburring and its detailed trimming work, the processing of the gear processing parts can be completed, so the overall production quantity is still limited, and it is not suitable for mass production, and the precision and quality of the gear after the processing are relatively easy to control and stable, but There is no obvious improvement in precision and quality.

Therefore, the applicant has developed the content of the creation and applied for the above situation. among them

The purpose of the present invention is to provide a knife module for gear forming processing, which is composed of one or two clamps, a positioning die holder and a first die holder, a second die holder and a third die holder. The workpiece can be finished by performing the broaching work on each of the die holders that are inserted into the fixture via the pushing device, so as to achieve mass production and improve the processing quality.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the two clamps are in a symmetrical shape, and the two clamps are in the shape of a cymbal, and are provided with through-holes on the pivotal surfaces on both sides. I think that the bolts on both sides are inserted into the perforations of the two clamps, so that they are screwed into the nut, so that An accommodating space is formed between the two clamps for positioning the die holder and the first die holder, the second die holder and the third die holder.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the two clamps are in a symmetrical shape, which is in the shape of a cymbal, and has a convex portion in the middle of the cymbal pattern for the purpose of The locating die holder and the first die holder, the second die holder, and the third die holder are provided with symmetrical grooves around the outer diameter of the die holder for insertion to form a positioning and prevent rotation.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein a circular inner hole is provided at a central position of the positioning die holder, the inner hole of the circle is a flat annular surface, and the outer diameter is provided with a phase The symmetrical grooves are formed on the seat surface with protrusions arranged at intervals of the rim so as to form a spacing recess between each of the protrusions.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the first die holder is positioned below the positioning die holder, and the center of the first die holder is provided with a circle with the positioning die holder The inner hole is an inner hole of equal concentricity, and the concave and convex teeth are fastened on the inner surface of the inner hole, and the outer diameter of the outer diameter is provided with symmetrical grooves, and the seat surface is arranged at intervals of the ring edge. The protrusion is such that a spacer is formed between each of the two protrusions.

The purpose of this creation is to provide a die for gear forming a set, wherein the second die holder is located below the first die holder, and an inner hole is provided at the center of the second die holder to be coaxial with the inner hole of the first die holder, and The annular surface of the hole is formed with concave and convex teeth, and the outer diameter of the outer circumference is provided with symmetrical grooves, and a convex body arranged at intervals of the annular edge is formed on the seat surface, so that a space is formed between each two convex bodies. mouth.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the third die holder is located below the second die holder, and is disposed at the center of the third die holder with the first die. The inner hole of the seat is an inner hole of equal concentricity, and the concave and convex teeth are fixed on the annular surface of the inner hole, and the outer periphery of the outer hole is provided with a symmetrical groove, and the rim is spaced at the seat surface. The aligned projections are such that a spaced apart notch is formed between each of the two projections.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the concave and convex teeth formed on the inner ring surface of the first, second and third die holders are different in size and Up and down the arrangement.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein a convex body arranged at intervals of a ring edge is formed on the seat surface of the first, second and third die holders, and in each of two A spacing recess is formed between the projections in that the broaching waste is discharged to the inner bore.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein different concave and convex teeth in each die holder can be used in accordance with To make the tooth shape of the gear to change.

The purpose of the present invention is to provide a knife module for gear forming processing, wherein the number of assembly of each die holder can be adjusted in the fixture according to the material of the workpiece and the tooth shape factor to be formed. The concave and convex teeth formed on the inner surface of the inner hole of each die holder are arranged by different sizes and gradually enlarged from top to bottom.

First of all, please refer to the drawings as shown in the first, second and third figures and the detailed description: This is a knife module for gear forming processing. The knife module is composed of two clamps, a positioning die holder 2 and the first. The die holder 3, the second die holder 4 and the third die holder 5 are formed, wherein the two clamps 1 are in a symmetrical shape, and are formed in a meandering manner, and are provided on the pivotal surfaces 11 on both sides. The perforations 12 are shaped such that the bolts 1A for the two sides are respectively inserted into the through holes 12 of the two clamps 1 so as to be screwed with the nut 1B, so that an accommodating space 13 is formed between the two clamps 1 in the shape of a beak The intermediate position of the pattern has a convex portion 14 for providing a symmetrical groove 23 around the outer diameter of the positioning die holder 2 and the first die holder 3, the second die holder 4, and the third die holder 5. , 33, 43, 53 are embedded; and a circular inner hole 21 is arranged at a central position of the positioning die holder 2, the circular inner hole 21 is a flat annular surface 22, and the outer diameter is provided with a symmetrical groove 23, And a convex body 24 arranged at intervals on the seat surface is formed on the seat surface so as to form a space between each two convex bodies 24 a notch 25; and the first die holder 3 positioned below the positioning die holder 2 is provided with an inner hole 31 at the center position which is concentric with the circular inner hole 21 of the positioning die holder 2, and The inner surface of the inner hole 31 is formed with a concave-convex tooth 32, and a peripheral groove 33 is provided with a symmetrical groove 33, and a convex body 34 arranged at a ring edge is formed on the seat surface so as to be in every two convex bodies. A spacer recess 35 is formed between 34; likewise, the second die holder 4 positioned below the first die holder 3 is provided with a circular inner hole 21 and a first knife at a central position with the positioning die holder 2 The inner hole 31 of the die holder 3 is an inner hole 41 of a concentric shape, and the concave and convex teeth 42 are formed on the annular surface of the inner hole 41, and the outer periphery of the outer hole 41 is provided with a symmetrical groove 43 and is seated. The surface is formed with a convex body 44 arranged at intervals of a ring, so that a spacing recess 45 is formed between each two convex bodies 44; and the third die holder 5 located below the second die holder 4 is disposed at the center position. An inner bore 51 having a circular inner bore 21 with the positioning die holder 2, an inner bore 31 of the first die holder 3, and an inner bore 41 of the second die holder 4 are concentric, and the inner bore 51 Concave knives on the torus The teeth 52 are provided with symmetrical grooves 53 at the periphery of the outer diameter, and convex bodies 54 arranged at intervals along the rim are formed on the seat surface, so that a spacing recess 55 is formed between each of the two convex bodies 54.

After the two bolts 1A are respectively inserted into the through holes 12 of the two clamps 1 and then screwed into the nut 1B, an accommodating space 13 is formed between the two clamps 1, and then the third die holder is sequentially arranged. 5. The second die holder 4, the first die holder 3 and the positioning die holder 2 are placed in the accommodating space 13 by means of symmetrical grooves 23, 33, 43, 53 are embedded in the convex portions 14 on both sides of the clamp 1 to form a positioning and prevent rotation (such as the third and fourth figures); and further, the positioning of the die holder 2 and the first die holder 3 and the second knife The circular inner hole 21, the inner hole 31, the inner hole 41 and the inner hole 51 of the die holder 4 and the third die holder 5 are equal concentric so that the respective concave and convex teeth 32, 42, 52 are formed from the top to the bottom. The next progressive state (such as the second and fourth figures).

加工The workpiece 6 having the same diameter as the inner hole 21 of the positioning die holder 2 is placed in the inner hole 21 of the positioning die holder 2, and then the pressing device 7 pushes the workpiece 6 into the die. The set is positioned in the inner hole 31 of the first die holder 3 below the die holder 2, and is subjected to broaching by the concave and convex cutter teeth 32 formed by the annular surface of the inner hole 31, and then enters the first die holder 3 below. The inner and lower holes 41 of the second die holder 4 are subjected to broaching by the concave and convex teeth 42 formed by the annular surface of the inner hole 41, and then enter the inner hole 51 of the third die holder 5 and receive the inner hole. The embossing teeth 52 of the 51-ring surface are broached (as shown in the fifth figure), and the broaching wastes produced by the continuous processing are arranged by the rims arranged on the respective seating surfaces. The gap recesses 35, 45, 55 between 44, 54 are discharged, so that the workpiece 6 is machined to complete the geared finish 6A.

Furthermore, the different concave and convex teeth in each of the die holders can be changed according to the tooth shape of the gear to be formed, and the respective die can be adjusted according to the material of the workpiece 6 and the tooth shape factor to be produced. The number of assemblies (such as the first Six, seven, eight or ninth and tenth drawings, the concave and convex teeth formed on the inner ring surface of the inner holes of the respective die holders are arranged in different sizes and arranged from top to bottom.

In this case, the workpiece 6 is directly molded by the above, and is convenient, simple, and uncomplicated in the entire processing operation, and the production quantity and efficiency are greatly improved, and it is suitable for mass production, and is implemented by the present creation. The precision and quality of the gears that have been processed are stable. It is obvious that this creation is in line with the founding requirements of Article 93 of the new patent. Please ask the Bureau to make a clear understanding of the patent right granted to the law.

1‧‧‧ fixture

11‧‧‧ pivoting surface

12‧‧‧Perforation

13‧‧‧ accommodating space

14‧‧‧ convex

1A‧‧‧ bolt

1B‧‧‧ nuts

2‧‧‧ positioning knife holder

21‧‧‧round hole

22‧‧‧ flat torus

23‧‧‧ Groove

24‧‧ ‧ convex

25‧‧‧ interval notch

3‧‧‧First die holder

31‧‧‧ Inside hole

32‧‧‧ concave teeth

33‧‧‧ Groove

34‧‧‧Bulge

35‧‧‧ interval notch ring

4‧‧‧Second die holder

41‧‧‧ Inside hole

42‧‧‧ concave teeth

43‧‧‧ Groove

44‧‧‧ convex

45‧‧‧ spaced notch ring

5‧‧‧ third die holder

51‧‧‧ Inside hole

52‧‧‧ concave teeth

53‧‧‧ Groove

54‧‧‧Bulge

55‧‧‧ spaced notch ring

6‧‧‧Processing parts

6A‧‧‧Complete pieces

7‧‧‧Extrusion equipment

The first picture: a diagram of this creation.

The second picture: the illustration of the creation after the combination (1).

The third picture: the illustration of the creation after the combination (2).

The fourth picture: the illustration of the creation after the combination (3).

Figure 5: Schematic diagram of the creation of this creation.

Figure 6: This is a graphic representation of the combination of multiple die holders (1).

Figure 7: This is a graphic representation of the combination of multiple die holders (2).

Figure 8: This is a combination of the number of different die holders.

1‧‧‧ fixture

11‧‧‧ pivoting surface

12‧‧‧Perforation

13‧‧‧ accommodating space

14‧‧‧ convex

1A‧‧‧Bolts

1B‧‧‧ nuts

2‧‧‧ positioning knife holder

21‧‧‧round hole

22‧‧‧ flat torus

23‧‧‧ Groove

24‧‧ ‧ convex

25‧‧‧ interval notch

3‧‧‧First die holder

31‧‧‧ Inside hole

32‧‧‧ concave teeth

33‧‧‧ Groove

34‧‧‧Bulge

35‧‧‧ interval notch ring

4‧‧‧Second die holder

41‧‧‧ Inside hole

42‧‧‧ concave teeth

43‧‧‧ Groove

44‧‧‧ convex

45‧‧‧ spaced notch ring

5‧‧‧ third die holder

51‧‧‧ Inside hole

52‧‧‧ concave teeth

53‧‧‧ Groove

54‧‧‧Bulge

55‧‧‧ spaced notch ring

Claims (3)

A knife module for gear forming processing, the knife module is composed of two clamps, a positioning die holder seat and a first die holder seat, a second die holder seat and a third die holder seat, wherein the two clamp systems are phase Symmetrical shape, which is in the shape of a cymbal, and is provided with through-holes on the pivotal surfaces of the two sides, so that the bolts on both sides are respectively inserted into the perforations of the two clamps, so as to be screwed with the nut, so as to cause An accommodating space is formed between the two clamps, and a convex portion is formed at a middle position of the cymbal pattern for positioning the dies and the outer periphery of the first die holder seat, the second die holder seat and the third die holder seat The symmetry groove is provided for embedding; and a circular inner hole is arranged at the center of the positioning die holder seat, the inner hole of the circle is a flat annular surface, and the outer diameter of the outer diameter is provided with a symmetrical groove and the seat surface The upper body is provided with a convex body arranged at intervals of a ring edge, so that a spacing recess is formed between each two convex bodies; and the first die holder seat, the second die holder seat and the third knife are sequentially positioned below the positioning die holder The mold base is respectively provided with an inner hole at the center position which is coaxial with the inner hole of the positioning die holder The outer diameter of the outer diameter is provided with symmetrical grooves, and a convex body arranged at intervals of the rim is formed on the seat surface, so as to form a spacing recess between each two convex bodies; and the first die is formed in the first die Concave and convex teeth are formed on the inner ring surface of the seat, the second die holder and the third die holder, and the concave and convex teeth of each die holder are arranged gradually from top to bottom. The knife module for gear shaping processing according to the first aspect of the invention, wherein the different embossing teeth in each of the die holders can be changed according to the tooth shape of the gear to be formed. The knife module for gear forming processing according to the first aspect of the patent application, wherein the number of assembly of each die holder can be adjusted in the fixture according to the material of the workpiece and the tooth shape factor to be formed. The concave and convex teeth formed on the inner surface of the inner hole of each die holder are arranged in different sizes and arranged from top to bottom.