CN205628949U - Cold extruding die of vibrations piece - Google Patents
Cold extruding die of vibrations piece Download PDFInfo
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- CN205628949U CN205628949U CN201620054590.0U CN201620054590U CN205628949U CN 205628949 U CN205628949 U CN 205628949U CN 201620054590 U CN201620054590 U CN 201620054590U CN 205628949 U CN205628949 U CN 205628949U
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- die
- cushion block
- seismic mass
- outer ring
- cavity die
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Abstract
The utility model discloses a cold extruding die of vibrations piece, including last mould and lower mould, lower die that the lower mould includes coaxial setting and forming punch down, lower die set up the outside of forming punch under in, place the blank between die and the lower forming punch down, go up the mould and push the lower mould downwards to presetting the position to extrude the blank vibrations piece that becomes to predetermine the shape. The utility model provides a cold extruding die of vibrations piece uses above -mentioned mould to adopt cold extrusion molding's mode to carry out the skilled worker to the vibrations piece, and not only manufacturing procedure is simple, and vibrations piece precision is high, and material utilization rate is high, and the die life is high, and need not in the course of working to heat the blank, easy automated production, and the cost can greatly reduced, follow -up heat treatment process after shaping directly selects the high frequency to quench, does not need the carburization, and product quality is stable, and production efficiency is high.
Description
Technical field
This utility model relates to seismic mass and shapes technical field, more specifically discloses a kind of seismic mass
Cold extrusion die.
Background technology
Seismic mass is a kind of accessory conventional in pneumatic, electric tool, withstands shocks in using in work
Load, therefore has the highest requirement to its hardness and intensity during processing.Seismic mass is using
During once damage, easily cause pneumatic, the damage of electric tool.
Owing to profile and the inner chamber of seismic mass are all different form, therefore its forming technology is more complicated.Existing skill
Manufacturer in art, uses blank more, then cold-forging forming inner chamber, the method for finishing tough profile
It is processed producing.But owing to forge hot can produce the series of problems such as decarburization, the most above-mentioned production and processing technology
May be used only for mild steel forging is processed, and also need at subsequently selected carburizing heat after machining
Manage to improve phosphorus content, the intensity of the seismic mass that guarantee is produced.It addition, above-mentioned technical process compares
Complexity, processing cost is high, and the forging precision produced is the highest, it is impossible to meet market to the intensity of seismic mass,
Hardness and the requirement of precision.
Therefore, the cold extrusion die of a kind of seismic mass is needed in market badly, applies this mould that seismic mass is carried out cold-extruded
Pressure processing, it is possible to produce intensity, precision, the higher seismic mass of hardness.
Utility model content
A purpose of the present utility model is, proposes the cold extrusion die of a kind of seismic mass, uses this mould
Seismic mass is carried out cold extrusion processing, it is possible to the essence that the seismic mass effectively solving to process in prior art exists
Spend problem the highest, that processor is complicated, processing cost is high.
For reaching this purpose, this utility model by the following technical solutions:
The cold extrusion die of a kind of seismic mass, including upper die and lower die, described lower mold includes being coaxially disposed down
Die and lower forming punch, described lower cavity die is arranged at the outside of described lower forming punch；
Placing blank between described lower cavity die and lower forming punch, described upper mold is pressed down against described lower mold in advance
If position, thus described blank is squeezed into the seismic mass of preset shape.
Further, described upper mold is fixed on forcing press upper bolster；Described upper mold includes knockout rod, coaxial
The upper cavity die cushion block arranged and upper cavity die, described upper cavity die cushion block is arranged at the top of described upper cavity die, described
Knockout rod is inserted in described upper cavity die through described upper cavity die cushion block and can move in described upper cavity die.
Further, described upper cavity die includes the first outer ring, the first core rod and the first cushion block being coaxially disposed；
Described first core rod, the first cushion block are arranged at the inside of described first outer ring, and described first cushion block sets
It is placed in the top of described first core rod；
Described knockout rod is deep in described first core rod through described first cushion block.
Further, described lower mold is fixed on the die holder of forcing press；
The described lower forming punch heart the most wherein offers through hole, is provided with in described through hole
The lower push rod slided along described through hole；
Described lower push rod is connected with spring, and after described blank extrusion molding is seismic mass, described lower push rod will
Described seismic mass ejects.
Further, described lower cavity die includes the second outer ring, the second core rod and the second cushion block being coaxially disposed；
Described second core rod and the second cushion block are arranged at the inside of described second outer ring, and described second cushion block is arranged
Lower section in described second core rod.
Further, described lower push rod and lower forming punch are inserted into described second mould through described second cushion block
In core.
Further, the quantity of described knockout rod is two, and the axisymmetrical along described upper mold is arranged.
Further, when lower mold is extruded by described upper mold, the upper end of described second outer ring is inserted into described
In first outer ring；
Being provided with boss on the edge of described second outer ring, the end face of described first outer ring is resisted against described boss
Time upper, extrusion process completes.
Preferably, described first outer ring and the first core rod, be between described first outer ring and the first cushion block
It is full of cooperation.
Preferably, it is interference between described second outer ring and the second core rod, the second outer ring and the second cushion block to join
Close.
The beneficial effects of the utility model are: the utility model proposes the cold extrusion die of a kind of seismic mass,
Using above-mentioned mould to use the mode of cold-extrusion shaping that seismic mass carries out skilled worker, not only manufacturing procedure is simple,
Seismic mass precision is high, and stock utilization is high, and die life is high, and without blank is added in the course of processing
Heat, it is easy to automated production, cost can be substantially reduced；Follow-up heat treatment process after shaping is direct
Selecting high-frequency quenching, it is not necessary to carburizing, constant product quality, production efficiency is high.
Accompanying drawing explanation
Fig. 1 be the cold extrusion die of the seismic mass of the proposition of this utility model detailed description of the invention partly cut open structure
Schematic diagram.
In figure:
1, knockout rod；2, upper cavity die cushion block；3, upper cavity die；31, the first outer ring；32, the first core rod；
33, the first cushion block；4, lower cavity die；41, the second outer ring；42, the second core rod；43, the second cushion block；5、
Lower push rod；6, lower forming punch；7, blank.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
As it is shown in figure 1, be the cold extrusion die of the seismic mass that this utility model detailed description of the invention proposes, bag
Including upper die and lower die, the mould bases of selection is the two-way shaping mould bases that floats, and upper mold is fixed on forcing press upper bolster
On, lower mold is fixed on the die holder of forcing press, and upper mold moves down under the drive of forcing press and extrudes lower mold,
Realize the extrusion process to blank 7, process seismic mass.It is different form inside and outside seismic mass, wherein goes up table
There are two boss of two 7mm symmetrical, a height of in face, and endoporus has two symmetrical ball alleys,
There is the deep trouth of a band draw taper behind.
Upper mold includes knockout rod 1, be coaxially disposed upper cavity die cushion block 2 and upper cavity die 3, upper cavity die cushion block 2 sets
Being placed in the top of upper cavity die 3, knockout rod 1 is inserted in upper cavity die 3 through upper cavity die cushion block 2 and can be
Upper cavity die 3 moves.Upper cavity die 3 includes the first outer ring the 31, first core rod 32 and the first pad being coaxially disposed
Block 33；First core rod the 32, first cushion block 33 is arranged at the inside of the first outer ring 31, and the first cushion block 33
It is arranged at the top of the first core rod 32；Knockout rod 1 is deep in the first core rod 32 through the first cushion block 33.
Preferably, the quantity of knockout rod 1 is two, and the axisymmetrical along upper mold is arranged.Preferably, the first outer ring
31 and first are interference fit between core rod the 32, first outer ring 31 and the first cushion block 33.
The lower cavity die 4 that is coaxially disposed and lower forming punch 6 is included as further embodiment lower mold, recessed
Mould 4 is arranged at the outside of lower forming punch 6, places blank 7 between lower cavity die 4 and lower forming punch 6, on
Mould is pressed down against lower mold to predeterminated position, thus blank 7 is squeezed into the seismic mass of preset shape.Lower cavity die 4
Including the second outer ring the 41, second core rod 42 and the second cushion block 43 being coaxially disposed, the second outer ring 41 and second
It is interference fit between core rod the 42, second outer ring 41 and the second cushion block 43.Second core rod 42 and the second pad
Block 43 is arranged at the inside of the second outer ring 41, and the second cushion block 43 is arranged at the lower section of the second core rod 42.Under
Forming punch 6 heart the most wherein offers through hole, is provided with along through hole slip in through hole
Lower push rod 5；Lower push rod 5 is connected with spring, and after blank 7 extrusion molding is seismic mass, lower push rod 5 will shake
Motion block ejects.Lower push rod 5 and lower forming punch 6 are inserted in the second core rod 42 through the second cushion block 43.
When lower mold is extruded by upper mold, the upper end of the second outer ring 42 is inserted in the first outer ring 31；Second
It is provided with boss on the edge of outer ring 42, when the end face of the first outer ring 31 is resisted against on boss, extrusion process
Complete.
When extruding this seismic mass forging, blank 7 has been placed between lower cavity die 4 and lower forming punch 6,
Upper bolster drives upper cavity die 3 to move downward, and upper cavity die 3 continues to move downward after first contacting lower cavity die 4, on
Die 3 and lower cavity die 4 have certain amount of floating, upper cavity die 3 and blank 7 to touch lower forming punch 6
Start to shape.After being pressed into a segment distance, the amount of floating of upper cavity die 3 and lower cavity die 4 reaches preset value, shapes
Complete.Forcing press backhaul, 1 forging of knockout rod is beaten in lower cavity die 4 under the action of the spring, lower push rod 5
Ejecting this forging therewith, whole forming process i.e. completes.
The utility model proposes the cold extrusion die of a kind of seismic mass, use above-mentioned mould to use cold-extruded to be pressed into
The mode of shape carries out skilled worker to seismic mass, and not only manufacturing procedure is simple, and seismic mass precision is high, stock utilization
Height, die life is high, and without blank is heated in the course of processing, it is easy to automated production, cost
Can be substantially reduced；Follow-up heat treatment process after shaping directly selects high-frequency quenching, it is not necessary to carburizing,
Constant product quality, production efficiency is high.
Describing know-why of the present utility model above in association with specific embodiment, these describe and are intended merely to solve
Release principle of the present utility model, it is impossible to be construed to the restriction to this utility model protection domain by any way.
Based on explaining herein, those skilled in the art need not pay performing creative labour can associate this practicality
Other novel detailed description of the invention, within these modes fall within protection domain of the present utility model.
Claims (10)
1. the cold extrusion die of a seismic mass, it is characterized in that: include upper die and lower die, described lower mold includes lower cavity die (4) and the lower forming punch (6) being coaxially disposed, and described lower cavity die (4) is arranged at the outside of described lower forming punch (6)；
Placing blank (7) between described lower cavity die (4) and lower forming punch (6), described upper mold is pressed down against described lower mold to predeterminated position, thus described blank (7) is squeezed into the seismic mass of preset shape.
The cold extrusion die of seismic mass the most according to claim 1, it is characterised in that: described upper mold is fixed on forcing press upper bolster；
Described upper mold includes knockout rod (1), be coaxially disposed upper cavity die cushion block (2) and upper cavity die (3), described upper cavity die cushion block (2) is arranged at the top of described upper cavity die (3), and described knockout rod (1) is inserted in described upper cavity die (3) through described upper cavity die cushion block (2) and can move in described upper cavity die (3).
The cold extrusion die of seismic mass the most according to claim 2, it is characterised in that: described upper cavity die (3) includes the first outer ring (31), the first core rod (32) and the first cushion block (33) being coaxially disposed；
Described first core rod (32), the first cushion block (33) are arranged at the inside of described first outer ring (31), and described first cushion block (33) is arranged at the top of described first core rod (32)；
Described knockout rod (1) is deep in described first core rod (32) through described first cushion block (33).
The cold extrusion die of seismic mass the most according to claim 3, it is characterised in that: described lower mold is fixed on the die holder of forcing press；
Described lower forming punch (6) heart the most wherein offers through hole, is provided with the lower push rod (5) slided along described through hole in described through hole；
Described lower push rod (5) is for after described blank (7) is extruded for seismic mass, and described seismic mass is ejected by described lower push rod (5).
The cold extrusion die of seismic mass the most according to claim 4, it is characterised in that: described lower cavity die (4) includes the second outer ring (41), the second core rod (42) and the second cushion block (43) being coaxially disposed；
Described second core rod (42) and the second cushion block (43) are arranged at the inside of described second outer ring (41), and described second cushion block (43) is arranged at the lower section of described second core rod (42).
The cold extrusion die of seismic mass the most according to claim 5, it is characterised in that: described lower push rod (5) and lower forming punch (6) are inserted in described second core rod (42) through described second cushion block (43).
7. according to the cold extrusion die of the arbitrary described seismic mass of claim 2 to 6, it is characterised in that: the quantity of described knockout rod (1) is two, and the axisymmetrical along described upper mold is arranged.
The cold extrusion die of seismic mass the most according to claim 5, it is characterised in that: when lower mold is extruded by described upper mold, the upper end of described second outer ring (42) is inserted in described first outer ring (31)；
Being provided with boss on the edge of described second outer ring (42), when the end face of described first outer ring (31) is resisted against on described boss, extrusion process completes.
The cold extrusion die of seismic mass the most according to claim 3, it is characterised in that: it is interference fit between described first outer ring (31) and the first core rod (32), described first outer ring (31) and the first cushion block (33).
The cold extrusion die of seismic mass the most according to claim 5, it is characterised in that: it is interference fit between described second outer ring (41) and the second core rod (42), the second outer ring (41) and the second cushion block (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054590.0U CN205628949U (en) | 2016-01-20 | 2016-01-20 | Cold extruding die of vibrations piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620054590.0U CN205628949U (en) | 2016-01-20 | 2016-01-20 | Cold extruding die of vibrations piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205628949U true CN205628949U (en) | 2016-10-12 |
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ID=57078733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620054590.0U Active CN205628949U (en) | 2016-01-20 | 2016-01-20 | Cold extruding die of vibrations piece |
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| Country | Link |
|---|---|
| CN (1) | CN205628949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458027A (en) * | 2016-01-20 | 2016-04-06 | 上海久进精密锻造有限公司 | Cold extrusion forming process and die for vibration block forge piece |
-
2016
- 2016-01-20 CN CN201620054590.0U patent/CN205628949U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458027A (en) * | 2016-01-20 | 2016-04-06 | 上海久进精密锻造有限公司 | Cold extrusion forming process and die for vibration block forge piece |
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| GR01 | Patent grant |