CN211763227U - Automatic structure that drops of lamp stand of moulding plastics - Google Patents
Automatic structure that drops of lamp stand of moulding plastics Download PDFInfo
- Publication number
- CN211763227U CN211763227U CN202020041617.9U CN202020041617U CN211763227U CN 211763227 U CN211763227 U CN 211763227U CN 202020041617 U CN202020041617 U CN 202020041617U CN 211763227 U CN211763227 U CN 211763227U
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- lamp holder
- mold
- top plate
- thimble
- lamp
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding lamp holder automatic falling structure, which comprises a mold, wherein the mold is provided with a plurality of lamp holder mold cores and also comprises an ejector pin, a fixed seat and a top plate, the mold is fixed on the fixed seat, and the lamp holder mold cores face towards the fixed seat; a plurality of hollow parts are formed in the top plate, the number of the hollow parts is equal to that of the lamp holder mold cores, the lamp holder mold core sleeve is arranged at the hollow parts, the top plate can do linear reciprocating motion along the lamp holder mold cores, and the ejector pins penetrate through the mold and one ends of the ejector pins are connected to the top plate. The utility model discloses the thimble is pressed to the overdraft when utilizing the injection molding machine to carry out the moulding-die and moulding plastics, and the thimble promotes the roof along mold core downstream, inlays tightly outside the shaping lamp stand in the mold core is pushed away to the mold core by the roof, has realized the automatic purpose that drops of lamp stand after injection moulding. Compare with the artifical efficiency of extracting the lamp stand, the utility model discloses obvious promotion has to the roof is even to the application of force direction of lamp stand, can not cause deformation to the lamp stand after the shaping.
Description
Technical Field
The utility model relates to a technical field is made to the lamp stand, especially relates to an automatic structure that drops of lamp stand moulds plastics.
Background
The lamp holder is generally classified into a plastic lamp holder, a bakelite lamp holder, a ceramic lamp holder, a metal lamp holder, and the like. The plastic lamp holder is generally formed by injection molding of an injection molding machine and a corresponding mold, and the raw materials of the plastic lamp holder are generally PET or PBT and LCP. In the process of actual production, the lamp holder after injection molding is embedded in a mold core of a mold and needs to be pulled out manually. Because the lamp holder structure formed just by injection molding is unstable, the lamp holder is easily damaged to cause the deformation of the lamp holder when the force is too large by the method that an operator pulls out the lamp holder from the mold. Moreover, with the popularization of automatic production, the efficiency of manually pulling out the lamp holder cannot meet the production efficiency requirement of enterprises.
Disclosure of Invention
In order to solve the above problem, an object of the present invention is to provide an automatic dropping structure of injection molding lamp holder.
The purpose of the utility model is realized by adopting the following technical scheme:
the structure for automatically dropping the injection molding lamp holder comprises a mold, wherein the mold is provided with a plurality of lamp holder mold cores, and also comprises an ejector pin, a fixed seat and a top plate, the mold is fixed on the fixed seat, and the lamp holder mold cores face the fixed seat; the lamp holder comprises a lamp holder core, a top plate and a lamp holder core, wherein the lamp holder core is sleeved on the top plate, a plurality of hollow parts are formed in the top plate, the number of the hollow parts is equal to that of the lamp holder core, the lamp holder core is sleeved on the hollow parts, the top plate can follow the lamp holder core to do linear reciprocating motion, and a thimble penetrates through the die and one end of the thimble is connected to.
Furthermore, the number of the ejector pins is two, and the ejector pins are respectively arranged on the left side and the right side of the die.
Further, the needle body of thimble is equipped with a draw-in groove, the mould be equipped with the perforation that thimble quantity is unanimous, the thimble wears to locate the perforation, the perforation is equipped with the screens, works as the draw-in groove with during the screens joint, the thimble is fixed in the mould.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses an automatic structure that drops of lamp stand moulds plastics utilizes the injection molding machine to carry out the holding down force when moulding-die is moulded plastics and presses down the thimble, and the thimble promotes the roof along mold core downstream, inlays the shaping lamp stand tightly in the mold core and is pushed away to the mold core outside by the roof, has realized the automatic purpose that drops of lamp stand after injection moulding. The utility model discloses compare with the artifical efficiency of extracting the lamp stand, have obvious promotion to the roof is even to the application of force direction of lamp stand, can not cause deformation to the lamp stand after the shaping.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic diagram of the position change of the lamp holder during the pressing process of the injection molding machine of the present invention.
In the figure: 10. a thimble; 20. a top plate; 30. a mold; 40. a fixed seat; 50. a lamp holder mold core; 60. a lamp socket; 70. and (5) stamping the plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1, the utility model discloses an automatic structure that drops of lamp stand of moulding plastics, this structure is including the mould 30 that is used for lamp stand injection moulding. The mold 30 is provided with a plurality of lamp holder mold cores 50, and after the stamping plate 70 of the injection molding machine is pressed down to compress the mold 30, the lamp holder mold cores 50 are subjected to injection molding to obtain the molded lamp holders 60. Each lampholder core 50 may form one lampholder 60 and the mold 30 may be provided with a plurality of lampholder cores 50 for simultaneous injection molding. The utility model discloses still include thimble 10, fixing base 40 and roof 20, fixing base 40 is a "concave" style of calligraphy metal base. In actual production, the mold 30 after injection molding is fixed to the vertical parts on the left and right sides of the fixing base 40, and the mold 30 is fixed in such a manner that the lamp socket mold core 50 faces the bottom of the fixing base 40. The top plate 20 is provided with a plurality of hollow parts, the number of the hollow parts is equal to that of the lamp holder mold cores 50, and the lamp holder mold cores 50 are sleeved on the hollow parts. The top plate 20 is non-fixedly connected with the mold 30, and the top plate 20 can linearly reciprocate along the lamp holder mold core 50 under the external force. The bottom of the mold 30 is provided with through holes, the number of the ejector pins 10 is the same as that of the through holes, in this embodiment, the number of the ejector pins 10 is two and is respectively arranged at the left side and the right side of the mold 30. The thimble 10 is inserted into the mold 30 through the through hole, and one end of the thimble 10 inserted into the mold 30 is connected to the top plate 20.
In this embodiment, the needle body of the thimble 10 is provided with a slot, the through hole of the mold 30 is provided with a clamping position, when the slot is clamped with the clamping position, the thimble 10 is fixed to the mold 30, after the thimble receives the pressure applied by the punching plate 70, the slot and the clamping position drop, and the thimble 10 pushes the top plate 20 to move toward the pressing direction of the punching plate 70.
The utility model discloses a work flow does:
(1) in the injection molding stage, the mold 30 is fixed to the injection molding machine in a manner that the lamp socket mold core 50 faces the stamping plate 70, after the fixing is completed, the stamping plate 70 is pressed down to the mold 30 for injection molding, and the bottom of the injection molded lamp socket 60 is in contact with the top plate 20.
(2) The operator takes out the mold 30 and places the mold in the fixing seat 40, the lamp holder mold core 50 faces the fixing seat 40, and the fixing seat 40 is disposed below the stamping plate 70.
(3) The stamping plate 70 is pressed downwards to push the ejector pins 10, and after the clamping grooves and the clamping positions are disengaged, the ejector pins 10 move downwards to push the top plate 20, and the top plate 20 pushes the lamp holder 60 to disengage from the lamp holder mold core 50.
In the actual production process, two molds 30 can be arranged for simultaneous production, one mold 30 is used for injection molding, the mold is placed on the fixed seat 40 after injection molding, and the other mold 30 is placed in the injection molding area. The injection molding machine can simultaneously realize two processes of injection molding and dropping the lamp holder 60.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (3)
1. The utility model provides an automatic structure that drops of lamp stand moulds plastics, includes the mould, the mould is equipped with a plurality of lamp stand mold core, its characterized in that: the mould is fixed on the fixed seat, and the lamp holder mould core faces the fixed seat; the lamp holder comprises a lamp holder core, a top plate and a lamp holder core, wherein the lamp holder core is sleeved on the top plate, a plurality of hollow parts are formed in the top plate, the number of the hollow parts is equal to that of the lamp holder core, the lamp holder core is sleeved on the hollow parts, the top plate can follow the lamp holder core to do linear reciprocating motion, and a thimble penetrates through the die and one end of the thimble is connected to.
2. The injection molding lamp holder automatic falling structure according to claim 1, characterized in that: the number of the ejector pins is two and the ejector pins are respectively arranged on the left side and the right side of the die.
3. The injection molding lamp holder automatic falling structure according to claim 2, characterized in that: the needle body of thimble is equipped with a draw-in groove, the mould be equipped with the perforation of thimble quantity unanimity, the thimble is worn to locate the perforation, the perforation is equipped with the screens, works as the draw-in groove with during the screens joint, the thimble is fixed in the mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020041617.9U CN211763227U (en) | 2020-01-09 | 2020-01-09 | Automatic structure that drops of lamp stand of moulding plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020041617.9U CN211763227U (en) | 2020-01-09 | 2020-01-09 | Automatic structure that drops of lamp stand of moulding plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211763227U true CN211763227U (en) | 2020-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020041617.9U Active CN211763227U (en) | 2020-01-09 | 2020-01-09 | Automatic structure that drops of lamp stand of moulding plastics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211763227U (en) |
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2020
- 2020-01-09 CN CN202020041617.9U patent/CN211763227U/en active Active
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