CN219151570U - Forming die of tooth-shaped planetary bevel gear - Google Patents
Forming die of tooth-shaped planetary bevel gear Download PDFInfo
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- CN219151570U CN219151570U CN202223500565.5U CN202223500565U CN219151570U CN 219151570 U CN219151570 U CN 219151570U CN 202223500565 U CN202223500565 U CN 202223500565U CN 219151570 U CN219151570 U CN 219151570U
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Abstract
The utility model discloses a forming die of a tooth-shaped planetary bevel gear, which comprises an upper punch and a female die which are oppositely arranged up and down and can move up and down, wherein the upper punch can be inserted into a cavity of the female die, a middle core rod, a lower three punch, a lower two punch and a lower punch are sequentially arranged in the female die from inside to outside, the middle core rod, the lower three punch, the lower two punch and the lower punch can move up and down relatively, a side core rod capable of moving up and down is arranged in the lower punch, a middle through hole and a side through hole for the side core rod and the middle core rod to pass through are respectively arranged on the upper punch, a bevel ring for forming the outer bevel gear of the tooth-shaped planetary bevel gear is respectively arranged in the cavity of the female die, an outer ring of the upper punch and an outer ring of the lower punch, and an inner ring of the middle through hole are respectively provided with a spline ring for forming the inner spline gear of the tooth-shaped planetary bevel gear, so that the shape of the whole tooth-shaped planetary bevel gear can be formed by pressing during the forming, the time of the following processing is reduced, and the waste on materials is reduced.
Description
Technical Field
The utility model belongs to the technical field of powder metallurgy processing, and particularly relates to a forming die of a tooth-shaped planetary bevel gear.
Background
In order to reduce the cost, most gears are manufactured in a powder metallurgy mode, but in the prior art, the machining of the bevel gear is realized by adopting subsequent machining in terms of the tooth-shaped planetary bevel gear with larger diameter and thinner thickness, so that the manufacturing time is increased, and the waste of materials is increased.
Disclosure of Invention
The utility model aims to provide a forming die for tooth-shaped planetary bevel teeth, which can directly form the bevel teeth during profiling, and reduce the subsequent processing time.
The technical scheme adopted by the utility model is as follows: the utility model provides a forming die of profile of tooth planet awl tooth, includes upper punch and the female die that upper punch and lower relative set up and homoenergetic were reciprocated, and the upper punch can insert in the die cavity of female die, in set gradually well plug, down three towards, down two towards and down towards in the female die, and well plug, down three towards, down two towards and down towards homoenergetic be from top to bottom relative movement, be provided with the limit core stick that can reciprocate in the down towards, be provided with well through-hole and limit through-hole that supplies limit plug and well plug to pass on the upper punch respectively, in the die cavity of female die, the outer lane of upper punch and the outer lane of down towards all are provided with the awl ring that is used for forming profile of tooth planet awl tooth, the outer lane of well plug and the inner circle of well through-hole all are provided with the spline ring that is used for forming profile of tooth planet awl tooth.
As preferable in the above scheme, an upper punching pad is arranged at the upper end of the upper punch, and an annular upper punching ring is arranged above the upper punching pad; the lower extreme of well plug is provided with the plug and connects the pole, the lower extreme that the pole connects pole, down three dashes, down two dashes and down dashes all corresponds and sets up first pressure pad that the pole connects pole, down three dashes, down two dashes and down dashes the lower extreme and set up in proper order from the bottom up, the below of first pressure pad all sets up on corresponding annular first pressure ring, and the pole connects pole, down two dashes, down three dashes and down dashes the first pressure ring that the lower extreme corresponds the setting and set up in proper order from inside to outside, the lower extreme of limit plug passes in proper order behind the corresponding first pressure pad and sets up on the first pressure pad of well plug below.
Further preferably, the upper punch, the side core rod, the core rod connecting rod, the lower three punches, the lower two punches and the lower one punch are respectively provided with a mounting step at one end close to the corresponding pressing ring, the upper punch pressing pad and the first pressing pad are respectively connected with the respective pressing pad through corresponding pressing covers, the center of each pressing cover is respectively provided with a corresponding step hole corresponding to the mounting step, and each pressing cover is respectively sleeved on the corresponding mounting step.
The utility model has the beneficial effects that: the external cone teeth of the tooth-shaped planetary cone teeth are formed by the cone ring arranged in the female die cavity, and the internal spline teeth of the tooth-shaped planetary cone teeth are formed by the spline ring arranged on the outer ring of the middle core rod, so that the shape of the whole tooth-shaped planetary cone teeth can be pressed and formed during profiling, the time for subsequent processing is reduced, and the waste of materials is reduced.
Drawings
Fig. 1 is a schematic view of a tooth-shaped planetary bevel gear formed by pressing according to the present utility model (the upper view is a front view, and the lower view is a top view).
FIG. 2 is a schematic diagram of the present utility model.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 2, a forming die for tooth-shaped planetary bevel gear mainly comprises an upper punch 1, a female die 2, a middle core rod 3, a lower triple punch 4, a lower double punch 5, a lower triple punch 6 and a side core rod 7, wherein the upper punch 1 and the female die 2 are oppositely arranged up and down, the middle core rod 3, the lower triple punch 4, the lower double punch 5, the lower punch 6 and the female die 2 are sequentially arranged from inside to outside, the side core rod 7 is arranged in the lower punch 6, a middle through hole and a side through hole for the side core rod 7 and the middle core rod 3 to pass through are respectively arranged on the upper punch 1, and the upper punch 1, the female die 2, the middle core rod 3, the lower triple punch 4, the lower double punch 5, the lower punch 6 and the side core rod 7 can move up and down.
In order to realize the shaping of the external cone teeth of the tooth-shaped planetary cone teeth, a cone gear ring for shaping the external cone teeth of the tooth-shaped planetary cone teeth is arranged in a cavity of the female die 2, and cone gear rings matched with the external cone teeth of the tooth-shaped planetary cone teeth are also arranged on the outer ring of the upper punch 1 and the outer ring of the lower punch 6 for facilitating the movement of the upper punch and the lower punch in the cavity of the female die. In order to realize the shaping of the internal spline teeth of the tooth-shaped planetary bevel teeth, the outer ring of the middle core rod 3 is provided with a spline gear ring for shaping the internal spline teeth of the tooth-shaped planetary bevel teeth, and meanwhile, in order to facilitate the middle core rod to extend into the middle through hole, the inner ring of the middle through hole is also provided with a spline gear ring matched with the internal spline teeth of the tooth-shaped planetary bevel teeth.
In order to facilitate the upper punch 1 to move up and down after being mounted, an upper punching pad 8 is arranged at the upper end of the upper punch 1, an annular upper punching ring 9 is arranged above the upper punching pad 8, and a telescopic cylinder assembly capable of driving the upper punching ring to move up and down is arranged above the corresponding upper punching ring.
In order to facilitate the up-down movement of the middle core rod 3, the lower triple punch 4, the lower double punch 5, the lower triple punch 6 and the side core rod 7, a core rod connecting rod 10 is arranged at the lower end of the middle core rod 3, first press pads 11 are correspondingly arranged at the lower ends of the core rod connecting rod 10, the lower triple punch 4, the lower double punch 5 and the lower double punch 6, the first press pads 11 correspondingly arranged at the lower ends of the core rod connecting rod 10, the lower triple punch 4, the lower double punch 5 and the lower double punch 6 are sequentially arranged from bottom to top, each first press pad 11 is correspondingly arranged on an annular first press ring 12, the first press rings 12 correspondingly arranged at the lower ends of the core rod connecting rod 10, the lower double punch 5, the lower triple punch 4 and the lower double punch 6 are sequentially arranged from inside to outside, and the lower ends of the side core rod 7 sequentially pass through the corresponding first press pads 11 and then are arranged on the first press pads 11 below the middle core rod 3. The corresponding telescopic cylinder assemblies are arranged below the first clamping rings to realize the up-and-down movement of the corresponding parts.
For convenience, the upper punch 1, the side core rod 7, the core rod connecting rod 10, the lower triple punch 4, the lower double punch 5 and the lower punch 6 are arranged on corresponding press pads, mounting steps are arranged at one ends, close to corresponding press rings, of the upper punch 1, the side core rod 7, the core rod connecting rod 10, the lower triple punch 4, the lower double punch 5 and the lower punch 6, the upper press pad 8 and the first press pad 11 are respectively connected with the respective press pads through corresponding press covers 13, corresponding step holes are formed in the center of each press cover 13 corresponding to the mounting steps, and each press cover 13 is sleeved on the corresponding mounting step.
Claims (3)
1. The utility model provides a forming die of profile of tooth planet awl tooth, includes upper punch (1) and female die (2) that relative setting about and homoenergetic reciprocate, and upper punch (1) can insert in the die cavity of female die (2), its characterized in that: the female die is characterized in that a middle core rod (3), a lower three-punch (4), a lower two-punch (5) and a lower punch (6) are sequentially arranged in the female die (2) from inside to outside, the middle core rod (3), the lower three-punch (4), the lower two-punch (5) and the lower punch (6) can move up and down relatively, a side core rod (7) capable of moving up and down is arranged in the lower punch (6), a middle through hole and a side through hole for the side core rod (7) and the middle core rod (3) to pass through are respectively arranged on the upper punch (1), a conical tooth ring for forming tooth-shaped planetary conical teeth is arranged in a cavity of the female die (2), an outer ring of the upper punch (1) and an outer ring of the lower punch (6), and spline tooth rings for forming tooth-shaped planetary conical tooth inner spline teeth are respectively arranged on an outer ring of the middle core rod (3) and an inner ring of the middle through hole.
2. The forming die for the tooth form planetary bevel gear according to claim 1, wherein: an upper punching pad (8) is arranged at the upper end of the upper punch (1), and an annular upper punching ring (9) is arranged above the upper punching pad (8); the lower extreme of well plug (3) is provided with plug pole (10), down three dashes (4), down two dashes (5) and down the lower extreme that dashes (6) all correspond and set up first pressure pad (11) that the lower extreme corresponds to set up of plug pole (10), down three dashes (4), down two dashes (5) and down dashes (6) lower extreme and set gradually from the bottom up, the below of first pressure pad (11) all sets up on annular first pressure ring (12) that correspond, and plug pole (10), down two dashes (5), down three dashes (4) and down first pressure ring (12) that set up that correspond to the lower extreme of dashing (6) from inside to outside set gradually, the lower extreme of limit core rod (7) passes behind corresponding first pressure pad (11) in proper order and sets up on first pressure pad (11) of well plug (3) below.
3. The forming die for the tooth form planetary bevel gear according to claim 2, wherein: the upper punch (1), the side core rod (7), the core rod connecting rod (10), the lower triple punch (4), the lower double punch (5) and the lower punch (6) are respectively provided with a mounting step at one end close to a corresponding pressing ring, the upper punch pad (8) and the first pressing pad (11) are respectively connected with the respective pressing pads through corresponding pressing covers (13), the center of each pressing cover (13) is respectively provided with a corresponding step hole corresponding to the mounting step, and each pressing cover (13) is respectively sleeved on the corresponding mounting step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500565.5U CN219151570U (en) | 2022-12-27 | 2022-12-27 | Forming die of tooth-shaped planetary bevel gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223500565.5U CN219151570U (en) | 2022-12-27 | 2022-12-27 | Forming die of tooth-shaped planetary bevel gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219151570U true CN219151570U (en) | 2023-06-09 |
Family
ID=86645819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223500565.5U Active CN219151570U (en) | 2022-12-27 | 2022-12-27 | Forming die of tooth-shaped planetary bevel gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219151570U (en) |
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2022
- 2022-12-27 CN CN202223500565.5U patent/CN219151570U/en active Active
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