CN203994527U - Self-locking structure and front mold core-pulling mould - Google Patents
Self-locking structure and front mold core-pulling mould Download PDFInfo
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- CN203994527U CN203994527U CN201420345930.6U CN201420345930U CN203994527U CN 203994527 U CN203994527 U CN 203994527U CN 201420345930 U CN201420345930 U CN 201420345930U CN 203994527 U CN203994527 U CN 203994527U
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- locking structure
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- 230000006978 adaptation Effects 0.000 claims abstract description 19
- 230000003044 adaptive effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000011112 process operation Methods 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of self-locking structure and comprise the front mold core-pulling mould of this self-locking structure, described self-locking structure comprises: line position assembly, and its one end is provided with the mold insert for injecting products is loosed core, and the other end is provided with Angle Pin; Shovel base assembly, comprises the first slide block that adapts to described Angle Pin, and described the first slide block drives described line position assembly to move or lock with described line position assembly by being connected with the adaptation of described Angle Pin; Drive unit, connects described shovel base assembly, for driving described shovel base assembly to move.The utility model self-locking structure has solved the problem that front mold core-pulling mould line position retreats, and makes the process safety of injecting products reliable; And simple in structure, saved production cost, simplified the process of loosing core, and the process operation of loosing core of described front mold core-pulling mould is simple and easy, has improved operating efficiency, has guaranteed product yield.
Description
Technical field
The utility model relates to mould applications, more particularly, relates to a kind of self-locking structure and front mold core-pulling mould.
Background technology
For some plastic part, due to the difference of service condition, inevitably exist and the inconsistent somatotype of die sinking direction, conventionally for the product of this kind of situation, need to carry out undercut and loose core, could take out product.And in the process of loosing core, the problem that core-pulling mechanism often there will be line position to retreat, in the prior art, retreats problem for solving line position, conventionally take to change the structure of front mould---on front mould, open the mode of one-off pattern more; But on front mould, open one-off pattern more, front mould complex structure and production cost are significantly improved, and the step of producing becomes more complicated, production efficiency reduction.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of self-locking structure and front mold core-pulling mould.
The utility model solves the technical scheme that its technical problem adopts:
A kind of self-locking structure is provided, comprises:
Line position assembly, its one end is provided with the mold insert for injecting products is loosed core, and the other end is provided with Angle Pin;
Shovel base assembly, comprises the first slide block that adapts to described Angle Pin, and described the first slide block drives described line position assembly to move or lock with described line position assembly by being connected with the adaptation of described Angle Pin;
Drive unit, connects described shovel base assembly, for driving described shovel base assembly to move.
Preferably, described Angle Pin is provided with chute, and described the first slide block is provided with the slide rail with described chute adaptation, and described slide rail slides along described chute.
Preferably, on described the first slide block, be also provided with the first bite, on described Angle Pin, be also provided with the second bite with described the first bite adaptation, by described the first bite, be connected with the adaptation between described the second bite, described Angle Pin discharges described the first slide block or locking.
Preferably, described the first bite is provided with the first protuberance, and described the first protuberance comprises the locking face that is arranged at away from described drive unit one end, be arranged on described the first protuberance the first spigot surface with respect to the other end of described locking face; Described the second bite is provided with the first recess with described the first protuberance adaptation, and described the first recess comprises the bearing surface arranging over against described locking face; When described locking face is connected to described bearing surface, described the first slide block locks described Angle Pin.
Preferably, described the first protuberance also comprises the first sliding surface being arranged between described locking face and described the first spigot surface, and described the first sliding surface is parallel to described slide rail; Described the first recess also comprises the second sliding surface arranging over against described the first sliding surface, and described the second sliding surface is parallel and adapt to described the first sliding surface.
Preferably, described the first bite also comprises the second recess that connects described locking face, described the second recess comprise be connected in described locking face the 3rd sliding surface, be connected in the second spigot surface of described the 3rd sliding surface, described the 3rd sliding surface is parallel to described slide rail; Described the second bite also comprises the second protuberance with described the second recess adaptation, described the second protuberance be provided be connected in described bearing surface the 4th sliding surface, be connected in the 3rd spigot surface of described the 4th sliding surface; Described the 4th sliding surface is parallel and adapt to described the 3rd sliding surface, and described the 3rd spigot surface adapts to described the second spigot surface.
Preferably, between described slide rail and described chute, have empty avoiding gap in short transverse, described empty avoiding gap is greater than the spacing between described the first bite and described the second bite.
Preferably, the difference in the spacing between described the first bite and described the second bite and described empty avoiding gap is 0.1-0.3mm.
Preferably, described self-locking structure is provided with two pairs of described the first bite and described the second bite, and two pairs of described the first bite and described the second bite are arranged at respectively the relative both sides of described slide rail.
The utility model also provides a kind of front mold core-pulling mould, comprises described self-locking structure.
Implement self-locking structure of the present utility model and front mold core-pulling mould and there is following beneficial effect: self-locking structure of the present utility model connects by the adaptation between the first slide block on the Angle Pin on line position assembly and shovel base assembly, makes described shovel base assembly drive described line position assembly to move or locks with described line position assembly.The utility model self-locking structure has solved the problem that front mold core-pulling mould line position retreats, and makes the process safety of injecting products reliable; And the utility model is simple in structure, saved production cost, simplified the process of loosing core, and because the process operation of loosing core is simple and easy, improved operating efficiency, guaranteed product yield.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the utility model self-locking structure one embodiment while being in the lock state;
Fig. 2 is the schematic cross-section of A-A shown in Fig. 1;
Fig. 3 is the structural representation of the assembly of line position shown in Fig. 1;
Fig. 4 is the structural representation that shovels base assembly shown in Fig. 1;
Fig. 5 is the assembly of line position shown in Fig. 1 and the motion schematic diagram that shovels base assembly releasing process;
Fig. 6 is the motion schematic diagram that the assembly of line position shown in Fig. 1 and shovel base assembly complete locking process;
Fig. 7 is the part-structure schematic diagram of the utility model front mold core-pulling mould one embodiment;
Fig. 8 is the structural representation of self-locking structure one embodiment of the utility model front mold core-pulling mould;
Fig. 9 is the structural representation of the utility model front mold core-pulling mould mould product one embodiment of loosing core.
The specific embodiment
The utility model for be in the process of loosing core, the problem that the core-pulling mechanism line position often there will be retreats, provides a kind of and can solve self-locking structure and the front mold core-pulling mould that line position retreats problem completely, makes the process safety of injecting products reliable; The utility model is simple in structure simultaneously, and the process operation of loosing core is simple and easy, has saved production cost, has improved operating efficiency, has guaranteed product yield.
For technical characterictic of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing and describe the specific embodiment of the present utility model in detail.
As shown in Figure 1 to Figure 4, shown in Fig. 7 to Fig. 9, Fig. 1 is the structural representation of the utility model self-locking structure one embodiment while being in the lock state; Fig. 2 is the schematic cross-section of A-A shown in Fig. 1; Fig. 3 is the structural representation of the assembly of line position shown in Fig. 1; Fig. 4 is the structural representation that shovels base assembly shown in Fig. 1; Fig. 7 is the part-structure schematic diagram of the utility model front mold core-pulling mould one embodiment; Fig. 8 is the structural representation of self-locking structure one embodiment of the utility model front mold core-pulling mould; Fig. 9 is the structural representation of the utility model front mold core-pulling mould mould product one embodiment of loosing core.The utility model provides a kind of self-locking structure, comprise line position assembly 1, shovel base assembly 2 and drive unit 3, as shown in Figure 8, described line position assembly 1 one end is provided with the mold insert 11 for injecting products is loosed core, and the other end of described line position assembly 1 is provided with Angle Pin 12; As shown in Fig. 8 and Fig. 9, position 51 adaptations of loosing core of described mold insert 11 and injecting products 5, the process of loosing core refer to by 11 from described in the process that position 51 detaches of loosing core; Described shovel base assembly 2 comprises the first slide block 21 that adapts to described Angle Pin 12, and described the first slide block 21 is connected and is driven described line position assembly 1 to move or lock with described line position assembly 1 by the adaptation with described Angle Pin 12; Also be, by described the first slide block 21, be connected and relative motion process with the adaptation between described Angle Pin 12, described shovel base assembly 2 drives described line position assembly 1 to move or locks with described line position assembly 1, when front mould core-pulling die is in injection moulding and pressure maintaining period, described first slide block 21 of described shovel base assembly 2 and described Angle Pin 12 lockings of described line position assembly 1, make line position not produce the problem retreating, its injection moulding process is safe and reliable; When needs detach described mold insert 11 with injecting products 5, described the first slide block 21 drives described Angle Pin 12 to move along set direction, completes the process of loosing core.Described drive unit 3 connects described shovel base assembly 2, be used for driving described shovel base assembly 2 to move, also, by described drive unit 3, produce and act on the power on described shovel base assembly 2, described the first slide block 21 can drive described line position assembly 1 to move or described line position assembly 1 is locked.In one embodiment, described drive unit 3 is oil cylinder.The self-locking structure of above-described embodiment has solved the problem that front mold core-pulling mould line position retreats, and makes the process safety of injecting products reliable; And it is simple in structure, saved production cost, has simplified the process of loosing core, and because the process operation of loosing core is simple and easy, has improved operating efficiency, has guaranteed product yield.
Further, as shown in Figures 1 to 6, Fig. 5 is the assembly of line position shown in Fig. 1 and the motion schematic diagram that shovels base assembly releasing process; Fig. 6 is the motion schematic diagram that the assembly of line position shown in Fig. 1 and shovel base assembly complete locking process; Described Angle Pin 12 is provided with chute 13, and described the first slide block 21 is provided with the slide rail 22 with described chute 13 adaptations, and described slide rail 22 slides along described chute 13.Also be, when front mould core-pulling die is in injection moulding and pressure maintaining period, as shown in Figures 1 and 2, described first slide block 21 of described shovel base assembly 2 and described Angle Pin 12 lockings of described line position assembly 1, make line position not produce the problem retreating, its injection moulding process is safe and reliable, when needs detach described mold insert 11 with injecting products 5, described the first slide block 21 drives described line position assembly 1 to move along set direction, also be, in the present embodiment, described line position assembly 1 moves and carries out release along direction shown in Fig. 5 with described the first slide block 21, shown in Fig. 5, the first slide block 21 moves right, and because described slide rail 22 slides to upper right side along described chute 13, therefore described line position assembly 1 moves to lower right, and then drive described mold insert 11 to detach gradually along the position 51 of loosing core of predefined lower right and described injecting products 5, complete the process of loosing core, when needs enter injection moulding or pressure maintaining period again, need to move as shown in Figure 6 and make described line position assembly 1 enter lock-out state with described the first slide block 21, also be, in the present embodiment, shown in Fig. 6, the first slide block 21 is to left movement, and because described slide rail 22 is along described chute 13 slid underneath left, therefore described line position assembly 1 moves to upper left side, and then drive described mold insert 11 to agree with gradually along the position 51 of loosing core of predefined upper left side and described injecting products 5, when described mold insert 11 inserts while loosing core position 51 completely, described the first slide block 21 and described line position assembly 1 locking.
Further, with reference to Fig. 3 and Fig. 4, on described the first slide block 21, be also provided with the first bite 23, on described Angle Pin 12, be also provided with the second bite 14 with described the first bite 23 adaptations, by described the first bite 23, be connected with the adaptation between described the second bite 14, described Angle Pin 12 discharges described the first slide block 21 or locking.Also be, when front mould core-pulling die is in injection moulding and pressure maintaining period, as shown in Figures 1 and 2, need to lock by self-locking mechanism, the injection moulding process making is safe and reliable, and now, described the first slide block 21 and described line position assembly 1 are connected and lock with adaptation between described the second bite 14 by described the first bite 23, make line position not produce the problem retreating, and then make injection moulding process safe and reliable.
With reference to Fig. 3 and Fig. 4, as preferably, described the first bite 23 is provided with the first protuberance 231, and described the first protuberance 231 comprises the locking face 2311 that is arranged at away from described drive unit 3 one end, be arranged on described the first protuberance 231 the first spigot surface 2312 with respect to the other end of described locking face 2311; Described the second bite 14 is provided with the first recess 141 with described the first protuberance 231 adaptations, and described the first recess 141 comprises the bearing surface 1411 arranging over against described locking face 2311; When described locking face 2311 is connected to described bearing surface 1411, described the first slide block 21 is by described Angle Pin 12 lockings.Also be, when front mould core-pulling die is in injection moulding and pressure maintaining period, as shown in Figure 1, described locking face 2311 is connected to described bearing surface 1411, described shovel base assembly 2 is activated the power left that device 3 gives, and because described locking face 2311 is kept out by described bearing surface 1411, therefore between described first slide block 21 of described shovel base assembly 2 and the described Angle Pin 12 of described line position assembly 1, no longer produce relative displacement, thereby make both locked, do not produce the problem that line position retreats, its injection moulding process is safe and reliable; When needs detach described mold insert 11 with injecting products 5, described the first slide block 21 drives described line position assembly 1 to move along set direction, also be, in the present embodiment, described line position assembly 1 moves and carries out release along direction shown in Fig. 5 with described the first slide block 21, shown in Fig. 5, the first slide block 21 moves right, and because described slide rail 22 slides to upper right side along described chute 13, described locking face 2311 departs from and is no longer kept out with described bearing surface 1411, and described the first recess 141 is slided by described the first spigot surface 2312 guiding simultaneously; Now described line position assembly 1 is driven because described slide rail 22 moves to lower right motion, and then drives described mold insert 11 to detach gradually along the position 51 of loosing core of predefined lower right and described injecting products 5, completes the process of loosing core; When needs enter injection moulding or pressure maintaining period again, shown in Fig. 6, shovel the first slide block 21 on base assembly 2 to left movement, and because described slide rail 22 is along described chute 13 slid underneath left, therefore described line position assembly 1 moves to upper left side, until described locking face 2311 is when kept out by described bearing surface 1411, described the first slide block 21 and described line position assembly 1 locking.
Further, as shown in Figures 1 to 6, described the first protuberance 231 also comprises the first sliding surface 2313 being arranged between described locking face 2311 and described the first spigot surface 2312, and described the first sliding surface 2313 is parallel to described slide rail 22; Described the first recess 141 also comprises the second sliding surface 1412 arranging over against described the first sliding surface 2313, and described the second sliding surface 1412 is parallel and adapt to described the first sliding surface 2313; When described the first protuberance 231 locks with described the first recess 141, described the second sliding surface 1412 is over against described the first sliding surface 2313 and bonded to each other, when described the first protuberance 231 starts relative sliding with described the first recess 141, described the second sliding surface 1412 also relatively described the first sliding surface 2313 slides.Further, as shown in Figures 3 and 4, described the first bite 23 also comprises the second recess 232 that connects described locking face 2311, described the second recess 232 comprise be connected in described locking face 2311 the 3rd sliding surface 2321, be connected in the second spigot surface 2322 of described the 3rd sliding surface 2321, described the 3rd sliding surface 2321 is parallel to described slide rail 22; Described the second bite 14 also comprises the second protuberance 142 with described the second recess 232 adaptations, described the second protuberance 142 be provided be connected in described bearing surface 1411 the 4th sliding surface 1421, be connected in the 3rd spigot surface 1422 of described the 4th sliding surface 1421; Described the 4th sliding surface 1421 is parallel and adapt to described the 3rd sliding surface 2321, and described the 3rd spigot surface 1422 adapts to described the second spigot surface 2322.When described the first bite 23 locks with described the second bite 14, described the second recess 232 is over against described the second protuberance 142 and adaptive connection, described the 3rd sliding surface 2321 is over against described the 4th sliding surface 1421 and bonded to each other, and described the 3rd spigot surface 1422 is bonded to each other with described the second spigot surface 2322; When described the first bite 23 starts relative sliding with described the second bite 14, described the second spigot surface 2322 slides until depart from it along described the 3rd spigot surface 1422, afterwards described the 4th sliding surface 1421 slide into the 5th sliding part 2323 described in described the 3rd sliding surface 2321/ over against and bonded to each other and relative sliding with it, until locked or complete and loose core.
As preferably, between described slide rail 22 and described chute 13, in short transverse, there is empty avoiding gap, described empty avoiding gap is greater than the spacing between described the first bite 23 and described the second bite 14, in order to avoid when described line position assembly 1 starts/re-starts assembling with described shovel base assembly 2, C point in Fig. 4 and the D point in Fig. 3 produce interferes, only have when the empty avoiding gap in short transverse between described slide rail 22 and described chute 13 is greater than the spacing between described the first bite 23 and described the second bite 14, just can avoid interfering, and then avoid the damage of mould, complete smoothly the process of loosing core.As preferably the spacing between described the first bite 23 and described the second bite 14 and the difference in described empty avoiding gap are 0.1-0.3mm.
As shown in Figures 1 and 2, in the present embodiment, described self-locking structure is provided with two pairs of described the first bite 23 and described the second bite 14, and two pairs of described the first bite 23 and described the second bite 14 are arranged at respectively the relative both sides of described slide rail 22.Certainly, in the utility model, be not limited to the shape shown in figure and structure, also can only setting on one side, or four pairs of corresponding the first bite 23 and described the second bite 14 are set.Such as in Fig. 7 to Fig. 9, described the first bite 23 and described the second bite 14 are symmetricly set in the both sides of described slide rail 22, and in Fig. 1 to Fig. 6, described the first bite 23 is arranged at the top of described slide rail 22, and described the second bite 14 is arranged on position relative with described the first bite 23 on described chute 13; In like manner, described the first bite 23 also can arrange with described the second bite 14 another location that described slide rail 22 is relative with described chute 13 again, as long as can reach under the driving of instigating again drive unit 3, the effect that makes described line position assembly 1 and described shovel base assembly 2 mutually lock or depart from.
The utility model also provides a kind of front mold core-pulling mould, comprises described self-locking structure.The self-locking structure of the present embodiment has solved the problem that front mold core-pulling mould line position retreats, and makes the process safety of injecting products reliable; And it is simple in structure, saved production cost, has simplified the process of loosing core, and because the process operation of loosing core is simple and easy, has improved operating efficiency, has guaranteed product yield.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not departing from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (10)
1. a self-locking structure, is characterized in that, comprising:
Line position assembly (1), its one end is provided with the mold insert (11) for injecting products is loosed core, and the other end is provided with Angle Pin (12);
Shovel base assembly (2), comprise the first slide block (21) that adapts to described Angle Pin (12), described the first slide block (21) is connected and is driven described line position assembly (1) move or lock with described line position assembly (1) by the adaptation with described Angle Pin (12);
Drive unit (3), connects described shovel base assembly (2), for driving described shovel base assembly (2) mobile.
2. self-locking structure according to claim 1, it is characterized in that, preferably, described Angle Pin (12) is provided with chute (13), described the first slide block (21) is provided with the slide rail (22) adaptive with described chute (13), and described slide rail (22) slides along described chute (13).
3. self-locking structure according to claim 2, it is characterized in that, on described the first slide block (21), be also provided with the first bite (23), on described Angle Pin (12), be also provided with second bite (14) adaptive with described the first bite (23), by described the first bite (23), be connected with the adaptation between described the second bite (14), described Angle Pin (12) discharges described the first slide block (21) or locking.
4. self-locking structure according to claim 3, it is characterized in that, described the first bite (23) is provided with the first protuberance (231), and described the first protuberance (231) comprises the locking face (2311) being arranged at away from described drive unit (3) one end, the first spigot surface (2312) that is arranged at the upper other end with respect to described locking face (2311) of described the first protuberance (231); Described the second bite (14) is provided with first recess (141) adaptive with described the first protuberance (231), and described the first recess (141) comprises the bearing surface (1411) arranging over against described locking face (2311); When described locking face (2311) is connected to described bearing surface (1411), described the first slide block (21) locks described Angle Pin (12).
5. self-locking structure according to claim 4, it is characterized in that, described the first protuberance (231) also comprises the first sliding surface (2313) being arranged between described locking face (2311) and described the first spigot surface (2312), and described the first sliding surface (2313) is parallel to the end face of described slide rail (22); Described the first recess (141) also comprises the second sliding surface (1412) arranging over against described the first sliding surface (2313), and described the second sliding surface (1412) is parallel and adapt to described the first sliding surface (2313).
6. self-locking structure according to claim 4, it is characterized in that, described the first bite (23) also comprises the second recess (232) that connects described locking face (2311), described the second recess (232) comprise be connected in described locking face (2311) the 3rd sliding surface (2321), be connected in second spigot surface (2322) of described the 3rd sliding surface (2321), described the 3rd sliding surface (2321) is parallel to described slide rail (22); Described the second bite (14) also comprises second protuberance adaptive with described the second recess (232), described the second protuberance be provided be connected in described bearing surface (1411) the 4th sliding surface (1421), be connected in the 3rd spigot surface of described the 4th sliding surface (1421); Described the 4th sliding surface (1421) is parallel and adapt to described the 3rd sliding surface (2321), and described the 3rd spigot surface adapts to described the second spigot surface (2322).
7. self-locking structure according to claim 3, it is characterized in that, between described slide rail (22) and described chute (13), have empty avoiding gap in short transverse, described empty avoiding gap is greater than the spacing between described the first bite (23) and described the second bite (14).
8. self-locking structure according to claim 7, is characterized in that, the spacing between described the first bite (23) and described the second bite (14) and the difference in described empty avoiding gap are 0.1-0.3mm.
9. according to the self-locking structure described in claim 3 to 8 any one, it is characterized in that, described self-locking structure is provided with two pairs of described the first bite (23) and described the second bite (14), and two pairs of described the first bite (23) and described the second bite (14) are arranged at respectively the relative both sides of described slide rail (22).
10. a front mold core-pulling mould, is characterized in that, comprises the self-locking structure described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345930.6U CN203994527U (en) | 2014-06-25 | 2014-06-25 | Self-locking structure and front mold core-pulling mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345930.6U CN203994527U (en) | 2014-06-25 | 2014-06-25 | Self-locking structure and front mold core-pulling mould |
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| Publication Number | Publication Date |
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| CN203994527U true CN203994527U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420345930.6U Expired - Lifetime CN203994527U (en) | 2014-06-25 | 2014-06-25 | Self-locking structure and front mold core-pulling mould |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104550713A (en) * | 2015-01-20 | 2015-04-29 | 申富林 | Mold for worm wheel of automobile worm wheel supercharger |
| CN105196487A (en) * | 2014-06-25 | 2015-12-30 | 群达模具(深圳)有限公司 | Self-locking structure, front mold core pulling mold and self-locking method of front mold core pulling mold |
| CN105729734A (en) * | 2016-04-29 | 2016-07-06 | 宁海金辉模塑有限公司 | Retreating prevention mechanism for internal-pulling slide block |
| CN107025448A (en) * | 2017-04-13 | 2017-08-08 | 诸暨市柯晶机械技术开发有限公司 | A kind of iris recognition instrument |
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2014
- 2014-06-25 CN CN201420345930.6U patent/CN203994527U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105196487A (en) * | 2014-06-25 | 2015-12-30 | 群达模具(深圳)有限公司 | Self-locking structure, front mold core pulling mold and self-locking method of front mold core pulling mold |
| CN105196487B (en) * | 2014-06-25 | 2019-03-12 | 群达模具(深圳)有限公司 | The self-locking method of self-locking structure, front mold core-pulling mold and front mold core-pulling mold |
| CN104550713A (en) * | 2015-01-20 | 2015-04-29 | 申富林 | Mold for worm wheel of automobile worm wheel supercharger |
| CN104550713B (en) * | 2015-01-20 | 2016-09-28 | 江苏万力机械股份有限公司 | Mould for the turbine of automobile turbocharger |
| CN105729734A (en) * | 2016-04-29 | 2016-07-06 | 宁海金辉模塑有限公司 | Retreating prevention mechanism for internal-pulling slide block |
| CN107025448A (en) * | 2017-04-13 | 2017-08-08 | 诸暨市柯晶机械技术开发有限公司 | A kind of iris recognition instrument |
| CN107025448B (en) * | 2017-04-13 | 2018-01-23 | 北京天泰博远科技发展有限公司 | A kind of iris recognition instrument |
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