CN214561755U - Double dynamical pressure type jumbo size ceramic target forming die - Google Patents
Double dynamical pressure type jumbo size ceramic target forming die Download PDFInfo
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- CN214561755U CN214561755U CN202120059988.4U CN202120059988U CN214561755U CN 214561755 U CN214561755 U CN 214561755U CN 202120059988 U CN202120059988 U CN 202120059988U CN 214561755 U CN214561755 U CN 214561755U
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Abstract
A double-power pressure type large-size ceramic target forming die. One set of mould can only form one specification target, and the demoulding operation is complex, which is easy to cause secondary damage to the formed target and causes poor forming quality of the corner. The utility model discloses the cover is equipped with down the membrane ring body on the lower membrane benevolence of well, processing has the lift hole of membrane benevolence under the cooperation on the base, the membrane benevolence makes the action that rises or descends along the direction of height in lift hole down, the top surface of membrane benevolence is the holding down surface down, the base top is provided with the clamping ring, be provided with a plurality of elasticity locating parts between base and the clamping ring, the direction of regulation of elasticity locating part and the direction of lift syntropy of membrane benevolence down, the top cooperation of clamping ring is provided with the membrane benevolence, go up the membrane benevolence overcoat and be equipped with the position sleeve, go up the last holding down surface of membrane benevolence, the clamping ring, be formed with volume adjustable die cavity between the holding down surface of base and lower membrane benevolence.
Description
Technical Field
The utility model particularly relates to a double dynamical pressure type jumbo size ceramic target forming die.
Background
Powder die-casting molding is an important technological means for preparing a target material in material engineering, and is to apply pressure to a forming mold through a press machine so that material powder is bonded through PVA to form a solid target material, wherein the target material is usually in a cylindrical sheet shape. The size and thickness of most targets are smaller, so the requirements on the strength of a die and the power of a press are lower, most of the existing powder die-casting forming dies are axially loaded by a single-power press, the powder die-casting forming dies in the loading mode are not enough in demolding and the adaptability of multi-size target powder forming, particularly when the size and thickness of the formed target are larger, the height and the size of a die cavity can not be adjusted in real time due to the limitation of the size, the structure and the power of the press, the condition that one set of die can only form one specification of target can be frequently generated, and meanwhile, due to the complicated demolding method, secondary damage can be easily caused to the formed target by demolding, the forming quality at corners is poor, and the subsequent test result is influenced.
Disclosure of Invention
The utility model aims at providing a two power pressure formula jumbo size ceramic target forming die to solve the condition that one set of mould can only be one kind of specification target, simultaneously because the drawing of patterns method is comparatively numerous and diverse, the drawing of patterns easily causes secondary damage to the shaping target, causes the poor problem of edge shaping quality.
The utility model discloses a solve the technical scheme that above-mentioned technical problem took and be:
the utility model provides a two power pressure formula jumbo size ceramic target forming die, includes the position sleeve, goes up the membrane benevolence, lower membrane ring body and lower membrane benevolence, the cover is equipped with down the membrane ring body on the membrane benevolence down, and lower membrane ring body includes clamping ring, base and a plurality of elasticity locating part, processing has the lift hole of membrane benevolence under the cooperation on the base, and lower membrane benevolence makes ascending or descending action along the direction of height in lift hole, and the top surface of lower membrane benevolence is the holding-down surface, and the top of base is provided with the clamping ring, is provided with a plurality of elasticity locating parts between base and the clamping ring, and the direction of regulation of elasticity locating part is syntropy with the direction of lift of lower membrane benevolence, and the top cooperation of clamping ring is provided with the membrane benevolence, goes up the membrane benevolence overcoat and is equipped with the position sleeve, and the last holding-down surface of upper membrane benevolence, clamping ring, base and lower membrane benevolence are formed with volume adjustable die cavity down.
As a preferable scheme: the clamping ring and the lifting hole are coaxially arranged, and the inner diameter of the lifting hole is equal to that of an inner hole of the clamping ring.
As a preferable scheme: a ventilation gap is formed between the upper pressing surface of the upper membrane kernel and the top surface of the pressing ring.
As a preferable scheme: the upper membrane kernel and the lower membrane kernel are both cylinders.
As a preferable scheme: each elastic limiting part comprises a spring, and two ends of the spring are respectively connected with the pressing ring and the base.
As a preferable scheme: every elasticity locating part still includes the telescopic link, and the telescopic link setting is connected with the lower terminal surface of clamping ring in the spring, the lower extreme of telescopic link for the free end.
As a preferable scheme: the bottom processing of lower membrane benevolence has the mounting hole, and the hole depth direction of mounting hole and the axial direction syntropy of lower membrane benevolence process a plurality of locating holes down that the mounting hole communicates on the lateral wall of lower membrane benevolence, and every is provided with a through bolt down in the locating hole correspondence, and the processing has a plurality of first connecting holes on the outer wall of base.
As a preferable scheme: be provided with on the outer wall of base and dial material mechanism, dial material mechanism and include support pedestal, bolt and driving lever, the outer wall that supports pedestal and base can be dismantled and be connected, and it has the bolt to articulate on the base, and the top processing of bolt has the jack, and the jack interpolation is equipped with the driving lever.
As a preferable scheme: a plurality of upper positioning holes are processed on the outer wall of the top of the upper positioning sleeve, a plurality of upper positioning holes detachably connected with the upper membrane kernel are further processed on the outer wall of the upper positioning sleeve, and a countersunk head bolt is correspondingly arranged in each upper positioning hole.
The utility model discloses following beneficial effect has for prior art:
one, the utility model discloses the structure sets up rationally, and the flexible operation has the commonality, through be in static last position sleeve and last membrane benevolence and be in the dynamic lower membrane ring body and mutually support down between the membrane benevolence, realizes that whole journey can stop the operation of the multiple compression molding mode of adjustable, ensures the fashioned quality of powder die-casting, can realize the fine setting effect.
Two, the utility model discloses a mutually support and can realize concentrating and multistage operation effect between lower membrane ring body intermediate pressure ring, base and a plurality of elasticity locating part, the cooperation is realized down the multiple fine setting processing operation of membrane benevolence dynamic adjustment in-process, does benefit to and promotes the shaping quality.
Three, the utility model discloses a do not independently exert power to lower mould benevolence, lower mould ring, can freely adjust the die cavity degree of depth according to the thickness, the powder volume of required shaping target to enlarge the suitability of this mould, can use one set of mould can be to different thickness, the target of different powder volumes carries out the punching press, makes mould damage after-maintenance, replacement more convenient rapidly simultaneously.
And fourthly, the lower die ring is divided into a blank holder and a base which are connected through a spring, the coaxiality of the upper die core and the die cavity can be ensured in the die assembly step, the molding quality is improved, and meanwhile, the material usage is reduced so as to save the manufacturing and maintenance cost of the die. In addition, when the target material is demoulded, the lower die core only needs to eject the target material out of the gap formed between the blank holder and the base by the spring, and the target material is transversely taken down by the material shifting mechanism, so that the demoulding difficulty is reduced, and the quality reduction caused by the friction of the target material with a die cavity is avoided.
Drawings
Fig. 1 is a schematic sectional view of a front view structure of a mold according to the present invention;
FIG. 2 is a schematic structural view of the mold in the demolding process;
FIG. 3 is a schematic perspective view of the connection between the upper positioning sleeve and the upper membrane core;
FIG. 4 is a perspective view of the connection between the lower membrane ring body and the lower membrane core;
FIG. 5 is a schematic view of the three-dimensional structure of the lower membrane ring body, the lower membrane kernel and the material shifting mechanism which are matched with each other;
FIG. 6 is a schematic perspective view of the kick-out mechanism;
fig. 7 is a perspective view of the plug.
In the figure, 1-the upper locating sleeve; 2-coating membrane kernel; 4-lower membrane ring body; 41-pressing ring; 42-an elastic limit; 43-a base; 5-membrane kernel; 6-a material shifting mechanism; 61-a support base; 62-a bolt; 63-a deflector rod; 64-a jack; 12-a vent gap; 14-mounting holes; 15-lower positioning holes; 16-through bolt; 17-a first connection hole; 18-a first upper locating hole; 19-a second upper locating hole; 20-countersunk head bolt; 21-powder to be cast.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.
The first embodiment is as follows: referring to fig. 1 to 7, the present embodiment is described, which includes an upper positioning sleeve 1, an upper membrane core 2, a lower membrane ring body 4 and a lower membrane core 5, the lower membrane ring body 4 is sleeved on the lower membrane core 5, the lower membrane ring body 4 comprises a pressing ring 41, a base 43 and a plurality of elastic limiting pieces 42, the lifting hole matched with the lower membrane kernel 5 is processed on the base 43, the lower membrane kernel 5 makes ascending or descending motion along the height direction of the lifting hole, the top surface of the lower membrane kernel 5 is a pressing surface, the pressing ring 41 is arranged above the base 43, a plurality of elastic limiting parts 42 are arranged between the base 43 and the pressing ring 41, the adjusting direction of the elastic limiting parts 42 is in the same direction as the lifting direction of the lower membrane kernel 5, the upper membrane kernel 2 is arranged above the pressing ring 41 in a matched mode, the upper positioning sleeve 1 is sleeved outside the upper membrane kernel 2, and a cavity with adjustable volume is formed between the upper pressing surface of the upper membrane kernel 2, the pressing ring 41, the base 43 and the pressing surface of the lower membrane kernel 5.
In the embodiment, the upper positioning sleeve 1, the upper membrane kernel 2, the lower membrane ring body 4 and the lower membrane kernel 5 are dynamic and static combined processing dies, so that the forming quality is effectively improved.
The lifting mechanism in the embodiment is an existing product, and a plate forming test platform with the model number of EC600 is preferred.
The second embodiment is as follows: in the present embodiment, the pressing ring 41 is provided coaxially with the lifting hole, and the inner diameter of the lifting hole is equal to the inner diameter of the inner hole of the pressing ring 41, as described with reference to fig. 1 to 7. So set up and can promote the utility model discloses processingquality.
The third concrete implementation mode: in this embodiment, further limiting to the first or second embodiment, the vent slit 12 is formed between the upper pressing surface of the upper membrane core 2 and the top surface of the pressing ring 41 in this embodiment. Because treat that cast powder 21 is closely compressed between last pressurized surface of last membrane benevolence 2 and lower mould benevolence 5 lower pressurized surface, the easy residual air in the die cavity when powder 21 is treated in the compression of lower mould benevolence 5 rebound can lead to reducing the utility model discloses treat the compressive force of casting powder 21, and the setting of gap of ventilating 12 can ensure that the die cavity can in time discharge residual air, guarantees the shaping quality.
Furthermore, the gap width of the ventilation gap 12 is 3-5 mm. The width range can ensure that the ventilation gap 12 can realize normal exhaust performance, and the use performance of extrusion forming between the upper membrane core 2 and the lower membrane core 5 can not be influenced.
The fourth concrete implementation mode: this embodiment is a further limitation of embodiment one, two or three, the upper membrane core 2 and the lower membrane core 5 being both cylindrical.
The fifth concrete implementation mode: the present embodiment is further limited by the first, second, third or fourth embodiments, and each elastic limiting member 42 includes a spring, and two ends of the spring are respectively connected to the pressing ring 41 and the base 43.
The spring in the embodiment is an existing product, and the preferable size of the spring is TF 15-25 × 20-30.
The sixth specific implementation mode: in this embodiment, the first, second, third, fourth or fifth embodiment is further limited, each elastic limiting member 42 further includes a telescopic rod, the telescopic rod is disposed in the spring, the upper end of the telescopic rod is connected to the lower end surface of the pressing ring 41, and the lower end of the telescopic rod is a suspended end.
In this embodiment, the outer diameter of the telescopic rod is less than or equal to half of the outer diameter of the spring.
In this embodiment, the lower end surface of the pressing ring 41 is provided with an upper accommodating blind hole, and the upper end surface of the base 43 is provided with a lower accommodating blind hole.
The seventh embodiment: the present embodiment is further limited to the first, second, third, fourth, fifth or sixth specific embodiments, in the present embodiment, a mounting hole 14 is formed at the bottom of the lower membrane core 5, the depth direction of the mounting hole 14 is the same as the axial direction of the lower membrane core 5, a plurality of lower positioning holes 15 communicated with the mounting hole 14 are formed on the outer side wall of the lower membrane core 5, a through bolt 16 is correspondingly arranged in each lower positioning hole 15, and a plurality of first connecting holes 17 are formed on the outer wall of the base 43.
The specific implementation mode is eight: the embodiment is further limited by the first, second, third, fourth, fifth, sixth or seventh embodiments, in which the material shifting mechanism 6 is disposed on the outer wall of the base 43, the material shifting mechanism 6 includes a supporting base body 61, a plug 62 and a shifting lever 63, the supporting base body 61 is detachably connected to the outer wall of the base 43, the plug 62 is hinged to the base 43, a jack 64 is processed at the top of the plug 62, and the shifting lever 63 is inserted into the jack 64.
Further, the shape of the insertion hole 64 is matched with the longitudinal sectional shape of the shift lever 63.
The specific implementation method nine: the embodiment is further limited to the first, second, third, fourth, fifth, sixth, seventh or eighth embodiment, wherein a plurality of first upper positioning holes 18 are formed in the outer wall of the top of the upper positioning sleeve 1, a plurality of second upper positioning holes 19 detachably connected with the upper membrane core 2 are further formed in the outer wall of the upper positioning sleeve 1, and a countersunk bolt 20 is correspondingly arranged in each second upper positioning hole 19.
The operation process of the present invention is described with reference to fig. 1 to 7:
powder filling step: arranging the lower film ring body 4 on two inner walls of the lifting mechanism through the first connecting holes 17, connecting the lower mold core 5 with the lifting mechanism through the mounting holes 14, and simultaneously realizing the further positioning process of the lower mold core 5 and the lifting mechanism through the matching of the lower positioning holes 15 and the through bolts 16; after the positioning is finished, starting a lifting mechanism, simultaneously driving the lower film ring body 4 and the lower mold core 5 to descend by the lifting mechanism, separating the lower film ring body 4 from the upper positioning sleeve 1 while descending, so that a plurality of elastic limiting pieces 42 extend, forming a mold groove between a lower pressing surface of the lower mold core 5 and the pressing ring 41, adding the powder to be cast 21 on the top surface of the pressing ring 41 into the mold groove by using a powder adding tool, ensuring that the powder to be cast 21 is uniformly distributed in the mold groove, and matching the thickness of the powder to be cast 21 with the depth of the mold groove;
a mold closing step: after the powder is added, operating the lifting mechanism to enable the lower die core 5 and the lower die ring body 4 to simultaneously lift at a lifting rate of 4mm/s until the pressing ring 41 is contacted with the lower end face of the upper positioning sleeve 1, then driving the lifting mechanism to lift until the lower end face of the pressing ring 41 is attached to the upper end face of the base 43, at the moment, compressing the elastic limiting piece 42 between the pressing ring 41 and the base 43, so that the powder 21 to be cast is completely placed in a cavity with an adjustable volume, then ensuring the lower die ring body 4 to be still, controlling the lifting mechanism to continuously lift the lower die core 5 at a lifting rate of 1mm/s, and ensuring that the powder 21 to be cast of the lower die core 5 can be uniformly distributed in the die cavity all the time in the lifting process until the upper end face of the lower die core 5 and the upper end face of the base 43 are on the same plane;
demoulding: after the casting powder 21 is die-cast and molded to the molded target, the lifting mechanism is controlled to simultaneously lower the lower film ring body 4 and the lower mold core 5 until the elastic limiting piece 42 is in a natural length state, a gap is formed between the pressing ring 41 and the base 43, the shifting rod 63 passes through the insertion hole 64 on the plug 62 and is close to the bottom of the molded target, and the shifting rod 63 horizontally rotates on the upper end surface of the lower mold core 5 through the twisting of the plug 62 on the support base body 61, so that the molded target is stripped, and the demolding operation is completed.
The non-public part of the utility model is the prior art, and the concrete structure, the material and the working principle are not detailed. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A double dynamical pressure type jumbo size ceramic target forming die which characterized in that: comprises an upper locating sleeve (1), an upper membrane kernel (2), a lower membrane ring body (4) and a lower membrane kernel (5), wherein the lower membrane ring body (4) is sleeved on the lower membrane kernel (5), the lower membrane ring body (4) comprises a pressing ring (41), a base (43) and a plurality of elastic limiting parts (42), a lifting hole matched with the lower membrane kernel (5) is processed on the base (43), the lower membrane kernel (5) performs lifting or descending motion along the height direction of the lifting hole, the top surface of the lower membrane kernel (5) is a lower pressing surface, the pressing ring (41) is arranged above the base (43), the plurality of elastic limiting parts (42) are arranged between the base (43) and the pressing ring (41), the adjusting direction of the elastic limiting parts (42) is the same direction as the lifting direction of the lower membrane kernel (5), the upper membrane kernel (2) is arranged above the pressing ring (41) in a matching way, the upper locating sleeve (1) is sleeved outside the upper membrane kernel (2), a cavity with adjustable volume is formed among the upper pressing surface of the upper membrane kernel (2), the pressing ring (41), the base (43) and the lower pressing surface of the lower membrane kernel (5).
2. The dual-power pressure type large-size ceramic target forming die of claim 1, wherein: the pressing ring (41) and the lifting hole are coaxially arranged, and the inner diameter of the lifting hole is equal to that of an inner hole of the pressing ring (41).
3. The dual-power pressure type large-size ceramic target forming die of claim 1, wherein: a ventilation gap (12) is formed between the upper pressing surface of the upper membrane core (2) and the top surface of the pressing ring (41).
4. The dual-power pressure type large-size ceramic target forming die of claim 1, wherein: the upper membrane kernel (2) and the lower membrane kernel (5) are both cylinders.
5. The dual-power pressure type large-size ceramic target forming die of claim 1, wherein: each elastic limiting part (42) comprises a spring, and two ends of the spring are respectively connected with a pressing ring (41) and a base (43).
6. The dual-power pressure type large-size ceramic target forming die of claim 5, wherein: every elasticity locating part (42) still includes the telescopic link, and the telescopic link setting is connected with the lower terminal surface of clamping ring (41) in the spring, the lower extreme of telescopic link for the free end.
7. The dual-power pressure type large-size ceramic target forming die as claimed in claim 1 or 4, wherein: the bottom processing of lower membrane benevolence (5) has mounting hole (14), and the hole depth direction of mounting hole (14) and the axial direction syntropy of lower membrane benevolence (5) process on the lateral wall of lower membrane benevolence (5) have a plurality of lower locating hole (15) that mounting hole (14) are linked together, and every is provided with one through bolt (16) down in locating hole (15) correspondingly, and processing has a plurality of first connecting hole (17) on the outer wall of base (43).
8. The dual-power pressure type large-size ceramic target forming die of claim 7, wherein: be provided with on the outer wall of base (43) and dial material mechanism (6), dial material mechanism (6) including supporting pedestal (61), bolt (62) and driving lever (63), support pedestal (61) and the outer wall of base (43) can dismantle and be connected, and articulated on base (43) have bolt (62), and the top processing of bolt (62) has jack (64), and jack (64) interpolation is equipped with driving lever (63).
9. The dual-power pressure type large-size ceramic target forming die of claim 1, wherein: a plurality of first upper positioning holes (18) are processed on the outer wall of the top of the upper positioning sleeve (1), a plurality of second upper positioning holes (19) detachably connected with the upper membrane cores (2) are further processed on the outer wall of the upper positioning sleeve (1), and a countersunk head bolt (20) is correspondingly arranged in each second upper positioning hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120059988.4U CN214561755U (en) | 2021-01-11 | 2021-01-11 | Double dynamical pressure type jumbo size ceramic target forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120059988.4U CN214561755U (en) | 2021-01-11 | 2021-01-11 | Double dynamical pressure type jumbo size ceramic target forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214561755U true CN214561755U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120059988.4U Active CN214561755U (en) | 2021-01-11 | 2021-01-11 | Double dynamical pressure type jumbo size ceramic target forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214561755U (en) |
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2021
- 2021-01-11 CN CN202120059988.4U patent/CN214561755U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: GUILIN YOULIAN ELECTRONICS Co.,Ltd. Assignor: GUILIN University OF ELECTRONIC TECHNOLOGY Contract record no.: X2022450000465 Denomination of utility model: A dual-power pressure-type large size ceramic target forming die Granted publication date: 20211102 License type: Common License Record date: 20221230 |
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| EE01 | Entry into force of recordation of patent licensing contract |