CN108246981A - A kind of gear motor mold - Google Patents
A kind of gear motor mold Download PDFInfo
- Publication number
- CN108246981A CN108246981A CN201810213418.9A CN201810213418A CN108246981A CN 108246981 A CN108246981 A CN 108246981A CN 201810213418 A CN201810213418 A CN 201810213418A CN 108246981 A CN108246981 A CN 108246981A
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- Prior art keywords
- plate
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- axle sleeve
- gear
- circular arc
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- 238000010276 construction Methods 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 238000004382 potting Methods 0.000 abstract description 6
- 239000006188 syrup Substances 0.000 abstract description 6
- 235000020357 syrup Nutrition 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 208000037656 Respiratory Sounds Diseases 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of gear motor mold, including upper frame plate, lower support plate, the first plate, the second plate, third plate, the 4th plate, the 5th plate and rotating mechanism, rotating mechanism includes rotating member in motor and mold, rotating member rotates under the drive of motor in mold, the shaft of rotating member is stretched into cavity in mold, pass through the setting of rotating mechanism, it can prevent being adhered for part and mold, improve stripping result, improve production efficiency, phenomena such as crackle caused by being cooled down due to potting syrup and shrinkage porosite lockhole can be reduced, improve product quality.
Description
Technical field
The present invention relates to a kind of gear motor molds.
Background technology
Mold be in industrial production being molded, being blow molded, squeezing out, die casting or the methods of forging forming, smelting, punching press obtain
The various moulds and tool of required product.In brief, mold is the tool for making formed article, and this tool is by each
Kind part is formed, and different molds is made of different parts.It is mainly by the change of institute's moulding material physical state come real
The processing of existing article shape.
Mold on the market is without power plant at present, and when processing some special parts, part can be with mold
Core is adhered, and causes stripping result bad, influences product quality, and common mold when cast due to potting syrup into
The sequencing entered can be there are certain temperature difference, and phenomena such as causing part that can generate crack occurs.
Invention content
For the problems in background technology, the technical problems to be solved by the invention are to provide a kind of gear motor mold,
The product quality of mold production product can be improved.
The technical proposal for solving the technical problem of the invention is：
A kind of gear motor mold, including upper frame plate, lower support plate, the first plate, the second plate, third plate, the 4th plate, the 5th plate
And rotating mechanism,
The centre position of upper frame plate upper surface is equipped with sprue gate counterbore, the first guide sleeve is equipped on the counterbore of sprue gate, in counterbore
Center be equipped with first cast through-hole, cast through-hole in be equipped with cast muzzle, sprue gate be arranged with sprue gate, changeover portion and
Construction section.
First plate by the first bolt be mounted on upper frame plate lower face, the first plate be equipped with second cast through-hole, second
The position for pouring into a mould through-hole is corresponding with the position of the first cast through-hole, and the first dowel hole is equipped on four angles of the first plate, the
One dowel hole is stepped hole, is equipped with the second guide sleeve in the first dowel hole, and the lower face of the first plate is equipped with the first cavity, first
Runner is equipped between cavity and cast muzzle；
Second plate is mounted on the lower face of the first plate by the second bolt, and the upper surface of the second plate is equipped with the second cavity, Second-Type
The position of chamber is corresponding with the position of the first cavity and shape is consistent, conical through-hole is equipped in the bottom of the second cavity, with first
The corresponding position of dowel hole is equipped with the first guide pillar hole, the second guide sleeve is equipped in the first guide pillar hole, in the lower face of the second plate
Equipped with spring eye, the first centre bore is equipped in the center of the second plate, the position of the first centre bore is corresponding with the focus of runner,
Fixing axle is equipped in the first centre bore；
Third plate is mounted on the lower face of the second plate by the second bolt, and third plate is equipped with first through hole, the position of first through hole
It is corresponding with the position of conical through-hole, the first axle sleeve hole is equipped in the lower end of first through hole, on the corresponding position of the first guide pillar hole
Equipped with the second guide pillar hole, the second centre bore is equipped in the center of third plate, the second centre bore is corresponding with the first centre bore,
The lower section of second centre bore is equipped with the second axle sleeve hole；
4th plate is mounted on the lower face of third plate by third bolt, and the upper surface of the 4th plate is equipped with gear grooved, gear grooved packet
Include the first circular arc, the second circular arc, third circular arc and the 4th circular arc, and the first circular arc, the second circular arc, third circular arc and the 4th circular arc
Respective center location be equipped with the 4th axle sleeve hole, between the first circular arc and the second circular arc be equipped with the first excessive band, the second circular arc with
The second excessive band is equipped between third circular arc, the excessive band of third, the 4th circular arc and the are equipped between third circular arc and the 4th circular arc
The 4th excessive band is equipped between one circular arc, the second through-hole is equipped in the center of gear grooved, in the corresponding position of the second guide pillar hole
It puts equipped with third guide pillar hole, third guide pillar hole is stepped hole；
The 4th bolt of 5th plate through-hole is mounted on the lower face of the 4th plate, and the upper surface of the 5th plate is equipped with U-typed slot, "u"-shaped groove
Center of arc be equipped with third axle sleeve hole, third axle sleeve hole is corresponding with the center of the second through-hole, the opening of "u"-shaped groove and the
The side contact of five plates, lower support plate are mounted on the lower face of the 5th plate by the 4th bolt.
Rotating mechanism includes rotating member in motor and mold, and motor is mounted on motor cabinet, and motor cabinet is mounted on U-typed slot
Opening, the section of motor cabinet is L-shaped, and one end of the short side of " L " shape motor cabinet is mounted on the side of the 4th plate, the other end
Motor mounting groove is equipped in the plane where the side of the 5th plate, the long side of " L " shape motor cabinet, is set in motor mounting groove
There is motor axis hole, motor shaft stretches out the lower face of " L " type motor cabinet, and the first sprocket wheel is housed on motor shaft；
Rotating member includes the second sprocket wheel, main shaft, master gear, driven gear and driven shaft in mold,
Main shaft includes the first axle sleeve section, first gear section, First Transition section, the second gear segment and the second axle sleeve section, the first axle sleeve
The first axle sleeve is arranged in section, the first axle sleeve is mounted in third axle sleeve hole, and first gear is equipped in the top of the first axle sleeve section
Section, the second sprocket wheel is arranged in first gear section, the second sprocket wheel is connect with the first sprocket wheel, and master gear is equipped in the second gear segment,
The second gear segment upper end is equipped with the second axle sleeve section, and the second axle sleeve is arranged in the second axle sleeve section, and the second axle sleeve is mounted on the second axis
In sets of holes；
Driven shaft is mounted on the first plate between the 4th plate, and driven shaft includes third gear construction section, the second transition and taper
Section, third gear construction section is interior equipped with driven gear, and driven gear is engaged with master gear, and the both sides of driven gear are equipped with axis
Set, axle sleeve are separately mounted in the first axle sleeve hole and the 4th axle sleeve hole, and conical section stretches into the first cavity and Second-Type intracavitary.
While using above technical scheme, the present invention is also needed using further technical solution,
The position of the spring eye is corresponding with the position of the second bolt, and spring is equipped in spring eye.
Hot flow path is equipped in first plate, the second plate, third plate.
The upper frame plate, lower support plate, the first plate, the second plate, third plate, the 4th plate and the 5th plate side be equipped with
Threaded hole.
The threaded hole is arranged in pairs.
The invention has the advantages that（1）By the setting of rotating mechanism, being adhered for part and mold can be prevented, is carried
High stripping result improves production efficiency.
（2）Pass through the setting of rotating mechanism, it is possible to reduce crackle and shrinkage porosite lockhole etc. are existing caused by being cooled down due to potting syrup
As improving product quality.
Description of the drawings
Fig. 1 is the normal axomometric drawing of the present invention.
Fig. 2 is the sectional view of the present invention.
Fig. 3 is the sectional view for pouring into a mould muzzle.
Fig. 4 is the first plate vertical view.
Fig. 5 is the second plate vertical view.
Fig. 6 is third plate vertical view.
Fig. 7 is attempted on third plate.
Fig. 8 is the 4th plate vertical view.
Fig. 9 is attempted on the 4th plate.
Figure 10 is the 5th plate vertical view.
Figure 11 is the Local map of motor.
Figure 12 is rotating mechanism schematic diagram.
Reference numeral：Upper frame plate 1, lower support plate 2, the first plate 3, the second plate 4, third plate 5, the 4th plate 6, the 5th plate 7,
Sprue gate counterbore 8, the first guide sleeve 9 pour into a mould muzzle 10, and sprue gate 11, changeover portion 12, construction section 13, cast channel 14, first leads
Sets of holes 15, the second guide sleeve 16, the first cavity 17, runner 18, the second cavity 19, conical through-hole 20, the first guide pillar hole 21, second leads
Set 22, the first centre bore 23, first through hole 24, the first axle sleeve hole 25, the second guide pillar hole 26, the second centre bore 27, gear grooved 28,
Second through-hole 29, third guide pillar hole 30, the 4th axle sleeve hole 31, U-typed slot 32, third axle sleeve hole 33, motor 34, motor cabinet 35,
Motor mounting groove 36, motor axis hole 37, the first sprocket wheel 38, the second sprocket wheel 39, main shaft 40, master gear 41, driven gear 42 are driven
Axis 43, the first axle sleeve 44, the second axle sleeve 45, the second axle sleeve hole 46, third axle sleeve 47.
Specific embodiment
The present invention is described further below in conjunction with the accompanying drawings,
A kind of gear motor mold, including upper frame plate 1, lower support plate 2, the first plate 3, the second plate 4, third plate 5, the 4th plate 6,
5th plate 7 and rotating mechanism,
The centre position of 1 upper surface of upper frame plate is equipped with sprue gate counterbore 8, and the first guide sleeve 9 is equipped on sprue gate counterbore 8,
The center of sprue gate counterbore 8 is equipped with the first cast through-hole, and cast muzzle 10 is equipped in cast through-hole, and cast muzzle 10 is equipped with
Sprue gate 11, changeover portion 12 and construction section 13, cast muzzle 10 is interior to be equipped with cast channel 14, changeover portion 12 and upper frame plate 1
First cast through-hole cooperation.
First plate, which leads to 3, crosses the lower face that the first bolt is mounted on upper frame plate 1, and the first plate 3 is equipped with the second cast through-hole, the
The position of two cast through-holes is corresponding with the position of the first cast through-hole, and the construction section 12 of cast muzzle 10 is logical mounted on the second cast
In hole, the first dowel hole 15 is equipped on four angles of the first plate, the first dowel hole 15 is stepped hole, in 15 hole of the first guide sleeve
Second guide sleeve 16 is inside installed, the lower face of the first plate 3 is equipped with the first cavity 17, is set between the first cavity 17 and cast muzzle 10
There is runner 18, the intersection point of runner 18 is on the second cast through-hole；
Second plate 4 is mounted on the lower face of the first plate 3 by the second bolt, and the upper surface of the second plate 4 is equipped with the second cavity 19, the
The position of two cavities 19 is corresponding with the position of the first cavity 17 and shape is consistent, and conical through-hole is equipped in the bottom of the second cavity
20, with being equipped with the first guide pillar hole 21 on 15 corresponding position of the first dowel hole, second guide sleeve is installed in the first guide pillar hole 21
22, spring eye is equipped in the lower face of the second plate 4, the first centre bore 23, the first centre bore are equipped in the center of the second plate
23 position is corresponding with the focus of runner 18, and fixing axle is equipped in the first centre bore 23；
Third plate 5 is mounted on the lower face of the second plate 4 by the second bolt, and third plate 5 is equipped with first through hole 24, first through hole 24
Position it is corresponding with the position of conical through-hole 20, the lower end of first through hole 24 be equipped with the first axle sleeve hole 25, in the first guide pillar hole
21 corresponding positions are equipped with the second guide pillar hole 26, and the second centre bore 27, the second centre bore are equipped in the center of third plate 5
27 is corresponding with the first centre bore 23, and the second axle sleeve hole 46 is equipped in the lower section of the second centre bore；
4th plate 6 is mounted on the lower face of third plate 5 by third bolt, and the upper surface of the 4th plate 6 is equipped with gear grooved 28, gear
Slot 28 includes the first circular arc, the second circular arc, third circular arc and the 4th circular arc, and the first circular arc, the second circular arc, third circular arc and the
The respective center location of four circular arcs is set there are four the 4th axle sleeve hole 31, the position of the 4th axle sleeve hole 31 and the position of the first axle sleeve hole 25
Correspondence is put, the first excessive band is equipped between the first circular arc and the second circular arc, the second mistake is equipped between the second circular arc and third circular arc
Band is spent, the excessive band of third is equipped between third circular arc and the 4th circular arc, the 4th is equipped between the 4th circular arc and the first circular arc excessively
Band is equipped with the second through-hole 29 in the center of gear grooved, third guide pillar hole is equipped on 26 corresponding position of the second guide pillar hole
30, third guide pillar hole 30 is stepped hole；
The 4th bolt of 5th plate, 7 through-hole is mounted on the lower face of the 4th plate 6, and the upper surface of the 5th plate 7 is equipped with U-typed slot 32, " U "
The center of arc of shape slot 32 is equipped with third axle sleeve hole 33, and third axle sleeve hole 33 is corresponding with the center of the second through-hole 29, " u "-shaped
The opening of slot 32 is contacted with the side of the 5th plate 7, and lower support plate 2 is mounted on 7 lower faces of the 5th plate by the 4th bolt.
Rotating mechanism includes rotating member in motor 34 and mold, and motor 34 is mounted on motor cabinet 35, and motor cabinet 35 is installed
In the opening of U-typed slot 32, the section of motor cabinet 34 is L-shaped, and one end of the short side of " L " shape motor cabinet is mounted on the 4th plate
6 side, the other end are mounted on the side of the 5th plate 5, and motor mounting groove is equipped in the plane where the long side of " L " shape motor cabinet
36, motor mounting groove is interior to be equipped with motor axis hole 37, and motor shaft stretches out the lower face of " L " type motor cabinet 35, is equipped on motor shaft
First sprocket wheel 38；
Rotating member includes the second sprocket wheel 39, main shaft 40, master gear 41, driven gear 42 and driven shaft 43 in mold,
Main shaft 40 includes the first axle sleeve section, first gear section, First Transition section, the second gear segment and the second axle sleeve section, first axle
The first axle sleeve 44 is arranged in set section, the first axle sleeve 44 is mounted in third axle sleeve hole 33, is set in the top of the first axle sleeve section 44
There is first gear section, the second sprocket wheel 39 is arranged in first gear section, the second sprocket wheel is connect with the first sprocket wheel 38, in second gear
Section is equipped with master gear 41, and the second gear segment upper end is equipped with the second axle sleeve section, is arranged with the second axle sleeve 45 in the second axle sleeve section, and second
Axle sleeve 45 is mounted in the second axle sleeve hole 46；
Driven shaft 43 is mounted on the first plate 3 between the 4th plate 6, and driven shaft 43 includes third gear construction section, the second transition
And conical section, third gear construction section is interior equipped with driven gear 42, and driven gear 42 is engaged with master gear 41, driven gear 42
Both sides are equipped with third axle sleeve 47, and third axle sleeve 47 is separately mounted in the first axle sleeve hole 25 and the 4th axle sleeve hole 31, conical section
It stretches into the first cavity 17 and the second cavity 19.
The position of the spring eye is corresponding with the position of the second bolt, and spring is equipped in spring eye, and spring can be
During molding, the second bolt is unscrewed spring to jack up the second plate, plays the effect of automatic demoulding, offers convenience for work.
Hot flow path is equipped in first plate, the second plate, third plate, hot flow path is distributed on around cavity, maintenance intracavitary
Temperature improves the quality of cast product.
The upper frame plate, lower support plate, the first plate, the second plate, third plate, the 4th plate and the 5th plate side be equipped with
Threaded hole, the threaded hole are arranged in pairs, and more easily lifting can be carried out to each plate by threaded hole.
In some preferred modes, keyway is equipped between sprocket wheel and gear and axis, key is equipped in keyway, ensures sprocket wheel
It is rotated simultaneously with axis, it is preferred that key uses the form of flat key.
In some preferred modes, driven shaft is equipped with sealing element, prevents potting syrup from entering in driven shaft by gap.
The operation principle of the present invention is, in cast, electrical power drives the rotation of the first sprocket wheel, and the is driven by chain drive
Two sprocket wheels rotate, and the rotation of the second sprocket wheel drives main axis, and main axis drives master gear rotation, and master gear rotation drives driven
Gear rotates, and driven gear drives driven shaft rotation, and the tapered rotary face of driven shaft is in the first cavity and Second-Type intracavitary, cast
Driven shaft can be rotated with potting syrup after liquid enters cavity, due to can preventing the crack lamp caused by temperature differencies, cast
In forging piece cooling procedure, driven shaft constantly rotates, and can prevent potting syrup from sticking intracardiac in property.
Claims (5)
1. a kind of gear motor mold, which is characterized in that including upper frame plate, lower support plate, the first plate, the second plate, third plate,
4th plate, the 5th plate and rotating mechanism,
The centre position of upper frame plate upper surface is equipped with sprue gate counterbore, and the first guide sleeve is equipped on the counterbore of sprue gate, is being poured into a mould
The center of mouth counterbore is equipped with the first cast through-hole, and cast through-hole is interior equipped with cast muzzle, and sprue gate is arranged with sprue gate, mistake
Section and construction section are crossed, the first plate is mounted on the lower face of upper frame plate by the first bolt, and the first plate is equipped with the second cast through-hole,
The position of second cast through-hole is corresponding with the position of the first cast through-hole, and the first guide sleeve is equipped on four angles of the first plate
Hole, the first dowel hole are stepped hole, and the second guide sleeve is equipped in the first dowel hole, and the lower face of the first plate is equipped with the first type
Chamber is equipped with runner between the first cavity and cast muzzle；
Second plate is mounted on the lower face of the first plate by the second bolt, and the upper surface of the second plate is equipped with the second cavity, Second-Type
The position of chamber is corresponding with the position of the first cavity and shape is consistent, conical through-hole is equipped in the bottom of the second cavity, with first
The corresponding position of dowel hole is equipped with the first guide pillar hole, the second guide sleeve is equipped in the first guide pillar hole, in the lower face of the second plate
Equipped with spring eye,（The position of spring eye is corresponding with the position of the second bolt）, the first center is equipped in the center of the second plate
Hole, the position of the first centre bore is corresponding with the focus of runner, and fixing axle is equipped in the first centre bore；
Third plate is mounted on the lower face of the second plate by the second bolt, and third plate is equipped with first through hole, the position of first through hole
It is corresponding with the position of conical through-hole, the first axle sleeve hole is equipped in the lower end of first through hole, on the corresponding position of the first guide pillar hole
Equipped with the second guide pillar hole, the second centre bore is equipped in the center of third plate, the second centre bore is corresponding with the first centre bore,
The lower section of second centre bore is equipped with the second axle sleeve hole；
4th plate is mounted on the lower face of third plate by third bolt, and the upper surface of the 4th plate is equipped with gear grooved, gear grooved packet
Include the first circular arc, the second circular arc, third circular arc and the 4th circular arc, and the first circular arc, the second circular arc, third circular arc and the 4th circular arc
Respective center location be equipped with the 4th axle sleeve hole, between the first circular arc and the second circular arc be equipped with the first excessive band, the second circular arc with
The second excessive band is equipped between third circular arc, the excessive band of third, the 4th circular arc and the are equipped between third circular arc and the 4th circular arc
The 4th excessive band is equipped between one circular arc, the second through-hole is equipped in the center of gear grooved, in the corresponding position of the second guide pillar hole
It puts equipped with third guide pillar hole, third guide pillar hole is stepped hole；
The 4th bolt of 5th plate through-hole is mounted on the lower face of the 4th plate, and the upper surface of the 5th plate is equipped with U-typed slot, "u"-shaped groove
Center of arc be equipped with third axle sleeve hole, third axle sleeve hole is corresponding with the center of the second through-hole, the opening of "u"-shaped groove and the
The side contact of five plates, lower support plate are mounted on the lower face of the 5th plate by the 4th bolt, and rotating mechanism includes motor and mould
Rotating member in tool, motor are mounted on motor cabinet, and motor cabinet is mounted on the opening of U-typed slot, and the section of motor cabinet is in " L "
Shape, one end of the short side of " L " shape motor cabinet are mounted on the side of the 4th plate, and the other end is mounted on the side of the 5th plate, " L " shape electricity
Motor mounting groove is equipped in plane where the long side of engine base, motor axis hole is equipped in motor mounting groove, motor shaft stretches out " L " type
The lower face of motor cabinet is equipped with the first sprocket wheel on motor shaft；
Rotating member includes the second sprocket wheel, main shaft, master gear, driven gear and driven shaft in mold,
Main shaft includes the first axle sleeve section, first gear section, First Transition section, the second gear segment and the second axle sleeve section, the first axle sleeve
The first axle sleeve is arranged in section, the first axle sleeve is mounted in third axle sleeve hole, and first gear is equipped in the top of the first axle sleeve section
Section, the second sprocket wheel is arranged in first gear section, the second sprocket wheel is connect with the first sprocket wheel, and master gear is equipped in the second gear segment,
The second gear segment upper end is equipped with the second axle sleeve section, and the second axle sleeve is arranged in the second axle sleeve section, and the second axle sleeve is mounted on the second axis
In sets of holes；
Driven shaft is mounted on the first plate between the 4th plate, and driven shaft includes third gear construction section, the second transition and taper
Section, third gear construction section is interior equipped with driven gear, and driven gear is engaged with master gear, and the both sides of driven gear are equipped with third
Axle sleeve, third axle sleeve are separately mounted in the first axle sleeve hole and the 4th axle sleeve hole, and conical section stretches into the first cavity and the second cavity
It is interior.
2. a kind of gear motor mold according to claim 1, which is characterized in that the position of the spring eye and the second spiral shell
The position of bolt corresponds to, and spring is equipped in spring eye.
3. a kind of gear motor mold according to claim 1, which is characterized in that first plate, the second plate, third plate
It is interior to be equipped with hot flow path.
4. a kind of gear motor mold according to claim 1, which is characterized in that the upper frame plate, lower support plate,
One plate, the second plate, third plate, the 4th plate and the 5th plate side be equipped with threaded hole.
5. a kind of gear motor mold according to claim 4, which is characterized in that the threaded hole is arranged in pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810213418.9A CN108246981B (en) | 2018-03-15 | 2018-03-15 | Gear motor die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810213418.9A CN108246981B (en) | 2018-03-15 | 2018-03-15 | Gear motor die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108246981A true CN108246981A (en) | 2018-07-06 |
| CN108246981B CN108246981B (en) | 2024-07-19 |
Family
ID=62746885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810213418.9A Active CN108246981B (en) | 2018-03-15 | 2018-03-15 | Gear motor die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108246981B (en) |
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