CN211218675U - Cutter powder forming die - Google Patents
Cutter powder forming die Download PDFInfo
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- CN211218675U CN211218675U CN201922439935.0U CN201922439935U CN211218675U CN 211218675 U CN211218675 U CN 211218675U CN 201922439935 U CN201922439935 U CN 201922439935U CN 211218675 U CN211218675 U CN 211218675U
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- die
- powder forming
- cutter
- female die
- ejector pin
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Abstract
The utility model discloses a cutter powder forming die, including base, backing plate, barrier plate, gasbag, mould benevolence, cutter powder forming bed die, formpiston, the thimble and the guide pillar of unloading, the backing plate is located on the base, the guide pillar is located on the backing plate, the barrier plate is located on the backing plate, mould benevolence slides and locates on the guide pillar, cutter powder forming bed die is located in the mould benevolence, cutter powder forming bed die is upper end open-ended sword shape cavity setting, the formpiston slides and locates in the cutter powder forming bed die, the formpiston upper end is equipped with sealed piece. The utility model belongs to the technical field of the cutter processing, specifically provide a practicality height, easy operation, set up air current hole and dust collecting hole and circulate through the air current and take away the remaining powder of bed die, guarantee the bed die cavity self-cleaning that circulates, need not to dismantle clearance, production efficiency height, cutter shaping is stable, the even controllable cutter powder forming die of feeding equivalent.
Description
Technical Field
The utility model belongs to the technical field of the cutter processing, specifically indicate a cutter powder forming die.
Background
The powder metallurgy is more and more widely used at present due to the characteristics of high material utilization rate, low carbon and environmental protection and high consistency of die production. In a traditional tool powder forming pressing die, metal powder is spread on the surface of a die core and then is punched and formed by a male die impacting a female die, so that the metal powder on the surface of the die core is accumulated to cause waste; after the die is used for multiple times, powder is easily formed in the female die and accumulated, the forming effect of subsequent products is influenced, the die needs to be detached during cleaning, the detaching process is complex, working hours are wasted, and the use cost is increased
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned current difficult problem, the utility model provides a practicality is high, easy operation, set up airflow hole and dust collecting hole and circulate through the air current and take away the remaining powder of bed die, guarantee the bed die cavity self-cleaning that circulates, need not to dismantle clearance, production efficiency is high, the cutter shaping is stable, the even controllable cutter powder forming die of feeding equivalent.
The utility model adopts the following technical scheme: the utility model relates to a cutter powder forming die, which comprises a base, a backing plate, a stop plate, an air bag, a die core, a cutter powder forming female die, a male die, a discharging thimble and a guide post, wherein the backing plate is arranged on the base, the guide post is arranged on the backing plate, the backing plate increases the stress area of the base under the reverse extrusion action force of the guide post, the base is easy to damage due to the local stress of the base when the guide post is in direct contact with the base, the stop plate is arranged on the backing plate, the die core is arranged on the guide post in a sliding way, the cutter powder forming female die is arranged in the die core, the cutter powder forming female die is a knife-shaped hollow cavity with an opening at the upper end, the male die is arranged in the cutter powder forming female die in a sliding way, a sealing block is arranged at the upper end of, the cross-sectional area of sealing block equals the cross-sectional area of seal groove, is convenient for seal cutter powder forming bed die upper end opening, and metal powder overflows from cutter powder forming bed die upper end opening during the prevention punching press, accurate location punching press cutter height, cutter powder forming bed die diapire is equipped with thimble slip air current passageway, on thimble one end of unloading was located the barrier plate, the other end of thimble of unloading slided and is located in thimble slip air current passageway, cutter powder forming bed die lateral wall is equipped with the dust collecting hole, and the dust collecting hole is convenient for take away the remaining powder in the cutter powder forming bed die, guarantees that no powder is remaining in the cutter powder forming bed die, the gasbag is located between barrier plate and the mould benevolence, the gasbag is located thimble slip air current passageway department and link up with cutter powder forming bed die through thimble slip air current passageway, and the gasbag blows the air current to cutter powder forming bed die through thimble slip air current passageway and makes the Release in the dust collecting hole, mould benevolence lateral wall is equipped with the feed inlet that link up with cutter powder molding bed die and link up continuously, and the feed inlet is convenient for realize that the equal amount of feeding is even controllable, in sending the cutter powder molding bed die with the powder is whole through the feed inlet, avoids mould surface powder to pile up resources are saved.
Furthermore, a one-way valve is arranged on the air bag, the one-way valve is convenient for one-way ventilation in the air bag, when the discharging thimble resets, the mold core pulls the air bag to reset, so that gas is obtained in the air bag again, self-cleaning circulation is built, and self-cleaning circulation is achieved.
Further, the thimble of unloading includes that thimble first order post and thimble second order post, on the stop plate was located to thimble first order post, thimble second order post was located on the thimble first order post, the diameter of thimble first order post is less than the diameter of thimble slip air current passageway, and when the thimble of unloading was ejecting with the shaping cutter, the air current in the gasbag flowed into the interior remaining powder of clean cavity in the cutter powder shaping bed die from the gap between thimble slip air current passageway and the thimble first order post, guaranteed that the cavity is clean, the diameter of thimble second order post equals the diameter of thimble slip air current passageway, and thimble second order post can be blocked up the thimble slip air current passageway completely and make the cutter powder shaping bed die be complete cavity.
Further, guide pillar outer wall can be dismantled to cup joint and be equipped with stop sleeve, stop sleeve is the setting of C shape, and stop sleeve can highly carry on spacingly to the mould benevolence, guarantees that when cutter powder press forming, mould benevolence height is unchangeable, guarantees the fashioned stability of cutter.
Furthermore, the area and the shape of the cross section of the male die are respectively the same as those of the cross section of the cutter powder forming female die, so that the attractive appearance of the cutter powder in the pressing forming process is ensured.
Furthermore, the side wall of the die core is provided with a feeding observation window, so that the feeding condition of metal powder in the tool powder molding female die can be observed conveniently.
Furthermore, the height from the dust collecting hole to the cutter powder forming female die is greater than the height from the male die to the bottom wall of the cutter powder forming female die, and the height from the feed inlet to the cutter powder forming female die is greater than the height from the male die to the bottom wall of the cutter powder forming female die, so that the dust collecting hole and the feed inlet cannot influence the integrity of a cutter during metal powder press forming, and the successful press is ensured.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the cutter powder forming die is simple in structure, reasonable in design, low in cost and simple and convenient to operate, the air bag is extruded through the die core and the blocking plate, when the discharging thimble is upwards, air pressure acts on the cutter powder forming female die from an air flow hole formed by the two-step column of the thimble and the thimble channel, air flow above the cutter powder forming female die is propped by the forming cutter and the male die, the air pressure is released from the dust collecting hole to take away residual powder in the female die, the self-cleaning of a cavity of the cutter powder forming female die is ensured, the die does not need to be disassembled and cleaned, the working hour is saved, the production efficiency is improved; through the arrangement of the one-way valve in the air bag, when the discharging thimble resets, the mold core pulls the air bag cavity to reset, so that the air in the air bag is obtained again, a self-cleaning cycle is built, and the self-cleaning cycle is repeated; through mould benevolence lateral wall setting and the feed inlet of being connected of cutter powder molding bed die, realize that the equal amount of feeding is even controllable, in sending the cutter powder molding bed die with the powder is whole, avoid mould surface powder to pile up resources are saved.
Drawings
Fig. 1 is a sectional view of a tool powder forming mold according to the present invention;
FIG. 2 is a schematic view of the internal structure of a tool powder forming mold according to the present invention;
fig. 3 is an explosion diagram of the tool powder forming mold of the present invention.
The device comprises a base 1, a base 2, a backing plate 3, a blocking plate 4, an air bag 5, a mold core 6, a cutter powder forming female mold 7, a male mold 8, a discharging thimble 9, a guide pillar 10, a sealing block 11, a sealing groove 12, a thimble sliding airflow channel 13, a dust collecting hole 14, a feeding hole 15, a check valve 16, a thimble first-order column 17, a thimble second-order column 18, a limiting sleeve 19 and a feeding observation window.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments, and all the parts of the present invention not described in detail in the technical features or the connection relation are the prior art.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model relates to a tool powder forming die, which comprises a base 1, a backing plate 2, a blocking plate 3, an air bag 4, a die core 5, a tool powder forming female die 6, a male die 7, an unloading thimble 8 and a guide post 9, wherein the backing plate 2 is arranged on the base 1, the guide post 9 is arranged on the backing plate 2, the blocking plate 3 is arranged on the backing plate 2, the die core 5 is arranged on the guide post 9 in a sliding manner, the tool powder forming female die 6 is arranged in the die core 5, the tool powder forming female die 6 is arranged in a knife-shaped hollow cavity with an opening at the upper end, the male die 7 is arranged in the tool powder forming female die 6 in a sliding manner, a sealing block 10 is arranged at the upper end of the male die 7, the cross-sectional area of the sealing block 10 is larger than the area of the male die 7, a sealing groove 11 is arranged on the upper wall of, 6 diapalls of cutter powder forming bed die are equipped with thimble slip air current passageway 12, 8 one ends of the thimble of unloading are located on barrier plate 3, and the other end of thimble 8 of unloading slides and locates in thimble slip air current passageway 12, 6 lateral walls of cutter powder forming bed die are equipped with dust collecting hole 13, gasbag 4 is located between barrier plate 3 and mould benevolence 5, gasbag 4 is located thimble slip air current passageway 12 department and link up with cutter powder forming bed die 6 through thimble slip air current passageway 12 and links up continuously, 5 lateral walls of mould benevolence are equipped with the feed inlet 14 that link up continuously with cutter powder forming bed die 6.
Wherein, the air bag 4 is provided with a one-way valve 15; the discharging ejector pins 8 comprise ejector pin first-step columns 16 and ejector pin second-step columns 17, the ejector pin first-step columns 16 are arranged on the blocking plate 3, the ejector pin second-step columns 17 are arranged on the ejector pin first-step columns 16, the diameters of the ejector pin first-step columns 16 are smaller than the diameters of the ejector pin sliding airflow channels 12, and the diameters of the ejector pin second-step columns 17 are equal to the diameters of the ejector pin sliding airflow channels 12; a limiting sleeve 18 is detachably sleeved on the outer wall of the guide pillar 9, and the limiting sleeve 18 is arranged in a C shape; the area and the shape of the cross section of the male die 7 are respectively the same as those of the cross section of the cutter powder forming female die 6; the side wall of the die core 5 is provided with a feeding observation window 19; the height from the dust collecting hole 13 to the cutter powder forming female die 6 is greater than the height from the male die 7 to the bottom wall of the cutter powder forming female die 6, and the height from the feed port 14 to the cutter powder forming female die 6 is greater than the height from the male die 7 to the bottom wall of the cutter powder forming female die 6.
When the die is used, the male die 7 is pulled upwards to enable the height from the male die 7 to the cutter powder forming female die 6 to be larger than the height from the feed inlet 14 to the cutter powder forming female die 6, metal powder is poured into the cutter powder forming female die 6 through the feed inlet 14, the feeding condition of the metal powder is observed through the feed observation window 19, when the metal powder reaches the height suitable for pressing, the male die 7 is pressed downwards to enable the sealing block 10 to be clamped into the sealing groove 11 to enable the metal powder to be pressed and formed to form a cutter blank, after the cutter is formed, the limiting sleeve 18 is taken down, the die core 5 is pressed downwards, the die core 5 moves downwards along the guide post 9, the discharging thimble 8 moves upwards relative to the cutter powder forming female die 6 along the thimble sliding airflow channel 12, the formed cutter blank and the male die 7 are ejected out along the cutter powder forming female die 6, the die core 5 and the blocking plate 3 are close to the extrusion air bag 4, airflow in the air bag 4 acts on the cutter powder, the airflow above the cutter powder forming female die 6 is propped by the forming cutter and the male die 7, the air pressure is released from the dust collecting hole 13 to take away the residual powder in the cutter powder forming female die 6, the self-cleaning of the cavity of the cutter powder forming female die 6 is ensured, the die does not need to be disassembled and cleaned, the working time is saved, the production efficiency is improved, and the cutter forming stability is high; after the cutter embryo is taken out, the mold core 5 is reset, the one-way valve 15 in the air bag 4 is arranged, when the discharging thimble 8 is reset, the mold core 5 pulls the cavity of the air bag 4 to reset, so that the air in the air bag 4 is obtained again, self-cleaning circulation is built, and self-cleaning circulation is realized.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (7)
1. The utility model provides a cutter powder forming die which characterized in that: the die comprises a base, a base plate, a stop plate, an air bag, a die core, a tool powder forming female die, a male die, an unloading thimble and a guide post, wherein the base plate is arranged on the base, the guide post is arranged on the base plate, the stop plate is arranged on the base plate, the die core is arranged on the guide post in a sliding manner, the tool powder forming female die is arranged in the die core, the tool powder forming female die is arranged in a knife-shaped hollow cavity with an upper end opening, the male die is arranged in the tool powder forming female die in a sliding manner, a sealing block is arranged at the upper end of the male die, the cross-sectional area of the sealing block is larger than the area of the male die, a sealing groove is arranged on the upper wall of the die core at the upper end opening of the tool powder forming female die, the cross-sectional area of the sealing block is equal to that of, the utility model discloses a cutter powder forming female die, including baffle, gasbag, thimble slip airflow channel department and mould benevolence, cutter powder forming female die lateral wall is equipped with the dust collecting hole, the gasbag is located between baffle and the mould benevolence, the gasbag is located thimble slip airflow channel department and link up with cutter powder forming female die through thimble slip airflow channel and links to each other, mould benevolence lateral wall is equipped with the feed inlet that link up with cutter powder forming female die and.
2. The tool powder forming die of claim 1, wherein: the air bag is provided with a one-way valve.
3. The tool powder forming die of claim 1, wherein: the discharging ejector pin comprises an ejector pin first-order column and an ejector pin second-order column, the ejector pin first-order column is arranged on the blocking plate, the ejector pin second-order column is arranged on the ejector pin first-order column, the diameter of the ejector pin first-order column is smaller than that of the ejector pin sliding airflow channel, and the diameter of the ejector pin second-order column is equal to that of the ejector pin sliding airflow channel.
4. The tool powder forming die of claim 1, wherein: the guide pillar outer wall can be dismantled to cup joint and be equipped with stop sleeve, stop sleeve is the setting of C shape.
5. The tool powder forming die of claim 1, wherein: the area and the shape of the cross section of the male die are respectively the same as those of the cross section of the cutter powder forming female die.
6. The tool powder forming die of claim 1, wherein: and a feeding observation window is arranged on the side wall of the mold core.
7. The tool powder forming die of claim 1, wherein: the height from the dust collecting hole to the cutter powder forming female die is greater than the height from the male die to the bottom wall of the cutter powder forming female die, and the height from the feed port to the cutter powder forming female die is greater than the height from the male die to the bottom wall of the cutter powder forming female die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439935.0U CN211218675U (en) | 2019-12-30 | 2019-12-30 | Cutter powder forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439935.0U CN211218675U (en) | 2019-12-30 | 2019-12-30 | Cutter powder forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211218675U true CN211218675U (en) | 2020-08-11 |
Family
ID=71941486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922439935.0U Active CN211218675U (en) | 2019-12-30 | 2019-12-30 | Cutter powder forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211218675U (en) |
-
2019
- 2019-12-30 CN CN201922439935.0U patent/CN211218675U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401320 Building 1, No. 30, Jinzhu street, Yudong Jinzhu Industrial Park, Banan District, Chongqing Patentee after: Chongqing chongrui nanotechnology Co.,Ltd. Address before: 401320 Building 1, No. 30, Jinzhu street, Yudong Jinzhu Industrial Park, Banan District, Chongqing Patentee before: CHONGQING CHONG RUI CUTTING TOOL COATING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |