CN209395139U

CN209395139U - LED light bar injection molding machine

Info

Publication number: CN209395139U
Application number: CN201822199077.2U
Authority: CN
Inventors: 巫培飞
Original assignee: Ruiwei Global Technology (shenzhen) Co Ltd
Current assignee: Ruiwei Global Technology (shenzhen) Co Ltd
Priority date: 2018-12-25
Filing date: 2018-12-25
Publication date: 2019-09-17
Anticipated expiration: 2028-12-25

Abstract

The utility model relates to a kind of LED light bar injection molding machines, including rack, the upper die and lower die being arranged on the rack, it is provided in the rack for driving upper mold and lower die to generate the driving mechanism of relative motion, the type chamber for being molded protective shell is provided between the upper mold and lower die, the injection hole of injection molding machine is connected to type chamber, the channel passed through for cable is provided between the upper mold and lower die, it includes two type chambers that the type chamber, which is provided at least one set and every group, it is located in the lower die with the accommodating chamber being provided between the two types cavity in group for accommodating cable, placing groove is communicated in the accommodating chamber, the placing groove runs through the side wall of lower die and is connected with the external world, the connectivity slot passed through for cable is provided between the accommodating chamber and type chamber.The protective shell that can be once molded on two lamp plates, therefore production efficiency becomes faster.Due to injection molding when since with connectivity slot and channel, cable will not be bad by upper mold and lower die clamp.

Description

LED light bar injection molding machine

Technical field

The utility model relates to the technical fields of injection machine, more particularly, to a kind of LED light bar injection molding machine.

Background technique

Lamp bar, which refers to, to be welded on LED light on copper wire or strip-shaped flexible wiring board with special processing technology, is reconnected Upper electrical source luminescent, when it shines a shape such as light belt due to gain the name, light bar has been widely used in the neck such as building, bridge Domain is used as decoration or illumination, infinite happiness and festive air is added to various festival activities.

As shown in fig. 6, a kind of existing lamp bar comprising cable 21 and the multiple lamp plates being arranged at intervals on cable 21 22, multiple LED light are provided on lamp plate 22, protective shell are provided on lamp plate 22, lamp plate 22 is protected, and protected Shell both ends are moulded on cable 21, and lamp plate 22 is not easy to fall off from cable 21 when use, while improving the beauty of entire light bar Property.

When producing this lamp bar, the lamp plate 22 with LED light is first fixed at intervals on cable 21, then again by cable 21 are placed in injection mold together with lamp plate 22 and are molded protective shell, but since client needs difference, it is therefore desirable to it produces not It is different due to being spaced between lamp plate 22 with the lamp bar that lamp plate 22 is spaced, to the protective shell being therefore molded on multiple lamp plates 22 With regard to needing customized different mold, same mold will use to the lamp plate 22 in lamp bar to save cost in actual production It is molded one by one, therefore once is only capable of being molded protective shell on a lamp plate 22, cause production efficiency lower, Wu Faman Sufficient production capacity needs.

Utility model content

The purpose of this utility model is to provide a kind of LED light bar injection molding machines, have the advantages that high production efficiency.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of LED light bar injection molding Machine is provided in the rack including rack, the upper die and lower die being arranged on the rack for driving upper mold to generate phase with lower die To the driving mechanism of movement, the type chamber for being molded protective shell, the injection hole of injection molding machine are provided between the upper mold and lower die Be connected to type chamber, be provided with the channel passed through for cable between the upper mold and lower die, the type chamber be provided with it is at least one set of and Every group includes two type chambers, is located in the lower die with the accommodating chamber being provided between the two types cavity in group for accommodating cable, Placing groove is communicated in the accommodating chamber, the placing groove runs through the side wall of lower die and is connected with the external world, the accommodating chamber and type The connectivity slot passed through for cable is provided between chamber.

Through the above technical solutions, in use, lamp bar is placed between upper mold and lower die, and make in lamp bar two adjacent Lamp plate is embedded in in two type chambers in group, cable extra between adjacent lamp plate is put into accommodating chamber at this time, when between lamp plate When leading to that more cable can not be placed in accommodating chamber greatly very much, cable can be drawn outside mold from placing groove, and then start to infuse Modeling, therefore the mold can produce the different lamp bar in lamp plate interval, and the protective shell due to can once be molded on two lamp plates, Production efficiency becomes faster.Due to injection molding when since with connectivity slot and channel, cable will not be bad by upper mold and lower die clamp.And And may make extraneous cold air facilitates into accommodating chamber and with upper die and lower die to contact by placing groove, so that upper mold It is easier to hardening by cooling with the product being molded in lower die, shortens product firm time.

Preferably, the type chamber is two groups, and is arranged side by side between two groups of type chambers, is provided between two groups of type chambers and four The runner of a type chamber connection, the injection hole of injection molding machine are connected to runner.

Through the above technical solutions, two lamp bars can be once molded, so that production efficiency is faster, while can be by runner Make injected plastics material when injection molding while entering in multiple type chambers, so that the curring time of multiple finished products after injection molding is consistent and shapes Effect is more preferable.

Preferably, the placing groove and accommodating chamber connectivity part are provided with fillet.

Through the above technical solutions, it is bent cable slowly, The case where avoiding cable from directly being folded is hardly damaged cable in injection molding.Fillet makes placing groove and holds simultaneously The case where chamber connectivity slot of receiving is smooth, prevents placing groove and accommodating chamber connectivity part from cutting off cable when having corner.

Preferably, the embedded groove for cable insertion is provided on the fillet, the embedded groove is extended to from receiving is intracavitary In placing groove.

Through the above technical solutions, being limited in extra cable effectively in placing groove when drawing from placing groove, keep away Exempt from the case where cable is tilted from placing groove between upper mold and lower die in injection molding generation, the cable being located in placing groove in use It will be embedded in embedded groove, so that cable is embedded into the case where slot fetters, cable is effectively prevent to tilt.

Preferably, the runner includes flow sections and Connectivity Section, and the Connectivity Section is connected to type chamber, the cross of the Connectivity Section Sectional area is less than the cross-sectional area of flow sections.

Through the above technical solutions, the injection molding waste after producing protective shell in runner will be connected to two adjacent guarantors Between protective case, the cross-sectional area of Connectivity Section is small to may make waste material and protective shell junction thinner, facilitates injection molding waste from protection It is cut off on shell.

Preferably, workbench is provided in the rack, the lower die is installed on workbench, and work is located in the rack Make that the direction sliding of vertical table is provided with lifting platform above platform, the upper mold is fixed on lifting platform, the driving Mechanism includes the demoulding oil jar being arranged on the rack, and the piston rod of the demoulding oil jar is connect with lifting platform.

Through the above technical solutions, facilitating the molding of driving upper die and lower die and demoulding, while can be in workbench and lifting platform It is upper that different molds is installed to produce different products.

Preferably, the upper mold includes cope plate, and the lower die includes lower template, and is threaded on the lifting platform One hold-down bolt, is connected with the first pressing plate on first hold-down bolt, the cope plate be located at the first pressing plate and lifting platform it Between；It is threaded with the second hold-down bolt on the workbench, the second pressing plate is connected on second hold-down bolt, under described Template is between the second pressing plate and workbench.

Upper mold and lower die are fixed on the rack through the above technical solutions, facilitating, tighten the first hold-down bolt when fixed Upper mold may make to be fixed on lifting platform, tightens the second hold-down bolt i.e. and may make the second pressing plate that lower die is pressed on work On platform.

Preferably, first pressing plate is threaded with the first compensation bolt, the first compensation spiral shell away from cope plate end Bolt is between lifting platform and the first pressing plate；Second pressing plate is threaded with the second compensation bolt, institute away from lower template end The second compensation bolt is stated between workbench and the second pressing plate.

Through the above technical solutions, may make height and the of first pressing plate away from cope plate end by the first compensation bolt One pressing plate is consistent with the height of cope plate contact jaw, so that the first pressing plate becomes larger with cope plate contact area, and then allows upper mold quilt Fixed is more stable, similarly makes lower die fixed more stable by the second compensation bolt.

In conclusion the utility model having the beneficial effect that in contrast to the prior art

1, due to, there are multiple type chambers, can once be molded multiple protective shells between upper mold and lower die, simultaneously because There is accommodating chamber between two type chambers in same group, therefore the different lamp bar in lamp plate interval can be produced, efficiency is big in production It is big to improve；

2, upper mold and lower die fixation in use is simple and convenient, while can easily dismantle the mold on injection molding machine With replacement.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the first structure diagram of embodiment, the position of main prominent lower die；

Fig. 2 is the second structural schematic diagram of embodiment, the position of main prominent upper mold；

Fig. 3 is the enlarged view in Fig. 2 at A, the structure of main prominent first pressing plate；

Fig. 4 is the structural schematic diagram of lower die；

Fig. 5 is the enlarged view in Fig. 4 at B, the structure in main prominent channel and connectivity slot；

Fig. 6 is the structural schematic diagram of lamp bar.

Appended drawing reference: 1, rack；2, upper mold；211, cope plate；3, lower die；31, lower template；4, type chamber；5, channel；6, hold Receive chamber；7, connectivity slot；8, placing groove；9, runner；91, Connectivity Section；92, flow sections；10, fillet；11, embedded groove；12, it works Platform；13, lifting platform；14, demoulding oil jar；15, the first hold-down bolt；16, the first pressing plate；17, the second hold-down bolt；18, second Pressing plate；19, the first compensation bolt；20, the second compensation bolt；21, cable；22, lamp plate.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

As shown in Figure 1, 2, a kind of LED light bar injection molding machine, including rack 1, the upper mold being arranged in rack 12 and lower die 3, It is provided in rack 1 for driving upper mold 2 and lower die 3 to generate the driving mechanism of relative motion, is arranged between upper mold 2 and lower die 3 Have type chamber 4(for being molded protective shell as shown in connection with fig. 4), the injection hole of injection molding machine is connected to type chamber 4.By lamp plate 22 when production It is put into type chamber 4, will be formed between lamp plate 22 and type chamber 4 at this time and protect thickness of the shell and the consistent cavity of shape, and work as note It will be being full of between lamp plate 22 and type chamber 4, after plastics solidification after the plastic cement of molten condition enters in type chamber 4 in molding machine Protective shell is formed outside lamp plate 22.

As shown in Figure 1, 2, wherein workbench 12 is provided in rack 1, on table 12 along vertical in square rack 1 The direction sliding of straight workbench 12 is provided with lifting platform 13, is provided in rack 1 for driving lifting platform 13 separate or close The demoulding oil jar 14 of workbench 12, in use, upper mold 2 is fixed on lifting platform 13, lower die 3 is installed on workbench 12, when de- When mould oil cylinder 14 drives lifting platform 13 close to workbench 12, upper mold 2 and lower die 3 are molded, when demoulding oil jar 14 drives lifting platform 13 When far from workbench 12, upper mold 2 and lower die 3 are demoulded.

As shown in Figure 3,4, upper mold 2 includes cope plate 211, and lower die 3 includes lower template 31, is threaded on lifting platform 13 First hold-down bolt 15, the first pressing plate 16 is connected on the first hold-down bolt 15, and cope plate 211 is located at the first pressing plate 16 and lifting Between platform 13, the first pressing plate 16 is threaded with the first compensation bolt 19 away from 211 end of cope plate, and the first compensation bolt 19 is located at Between lifting platform 13 and the first pressing plate 16.

It is threaded with the second hold-down bolt 17 on workbench 12, the second pressing plate 18 is connected on the second hold-down bolt 17, For lower template 31 between the second pressing plate 18 and workbench 12, the second pressing plate 18 is threaded with the second benefit away from 31 end of lower template Bolt 20 is repaid, the second compensation bolt 20 is located between workbench 12 and the second pressing plate 18.

Wherein, kidney slot is provided on the first pressing plate 16, the first hold-down bolt 15 passes through kidney slot, and compresses first Bolt 15 is connected with nut away from 13 end of lifting platform, and turning nut can be pressed on the first pressing plate 16 on cope plate 211.First Hold-down bolt 15 is consistent with the connection type of the second pressing plate 18 with the connection type of the first pressing plate 16 with the second hold-down bolt 17.

In use, cope plate 211 is pressed on lifting platform 13 towards 12 side of workbench by the first pressing plate 16, pass through second Pressing plate 18 compresses lower template 31 on table 12.The first pressing plate 16 and 18 quantity of the second pressing plate are four in the present embodiment It is a, it is evenly arranged on the surrounding of upper mold 2 Yu lower die 3.

As shown in Figure 4,5, wherein type chamber 4 is provided at least one set, and the medium-sized chamber 4 of the present embodiment is two groups, and every group includes two A type chamber 4 is arranged side by side between two groups of type chambers 4, is provided in lower die 3 and between two groups of type chambers 4 and four type chambers 4 connect The injection hole of logical runner 9, injection molding machine is connected to runner 9.Runner 9 includes flow sections 92 and Connectivity Section 91, Connectivity Section 91 and type Chamber 4 is connected to, and the cross-sectional area of Connectivity Section 91 is less than the cross-sectional area of flow sections 92.

As shown in Figure 4,5, it is located in lower die 3 with the appearance being provided between the two types cavity 4 in group for accommodating cable 21 Receive chamber 6, accommodating chamber 6 is located at the two sides of runner 9, and placing groove 8 is communicated in accommodating chamber 6, and placing groove 8 runs through the side wall of lower die 3 And be connected with the external world, placing groove 8 and 6 connectivity part of accommodating chamber are provided with fillet 10, are provided on fillet 10 embedding for cable 21 The embedded groove 11 entered, embedded groove 11 are extended to out of accommodating chamber 6 in placing groove 8.

It is provided with the channel 5 passed through for cable 21 between upper mold 2 and lower die 3, and is set between accommodating chamber 6 and type chamber 4 It is equipped with the connectivity slot 7 passed through for cable 21, wherein channel 5 is located at the two types cavity 4 in group mutually in the lower die 3 of side.

The working principle of injection molding machine itself is consistent with the common injection molding machine in market, is communicated with injection molding tube on lifting platform 13, After upper mold 2 is mounted on lifting platform 13, injection molding tube will be connected with upper mold 2, and upper mold 2 will be connected with runner 9, and when work passes through The plastics that injection molding tube enters the molten condition in upper mold 2 will be entered in type chamber 4 by runner 9.

In use, driving lifting platform 13 to far from 12 end motion of workbench by demoulding oil jar 14, then will need to be molded The lamp bar of protective shell is placed between upper mold 2 and lower die 3, then by adjacent two lamp plates 22 insertion in two type chambers 4 in group, Cable 21 extra between two lamp plates 22 is put into accommodating chamber 6 at this time, and part cable 21 is drawn simultaneously out of placing groove 8 It is embedded in embedded groove 11, repeats above-mentioned movement and place an other lamp bar, upper mold 2 and lower die are driven by demoulding oil jar 14 later 3 moldings, then inject the plastics of molten condition into runner 9, the plastics of these molten conditions will enter in type chamber 4 with lamp plate 22 It is adhesively-bonded together to form protective shell.

Etc. upper mold 2 is separated with lower die 3 by demoulding oil jar 14 after the plastics solidification of molten conditions, will first put at this time The cable 21 set in slot 8 takes out, and then again takes out the product in type chamber 4, completes demoulding later, repeats above-mentioned movement and carries out down Primary injection molding.

The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it It is interior.

Claims

1. a kind of LED light bar injection molding machine, including rack (1), the upper mold (2) and lower die (3) that are arranged on rack (1), the machine The driving mechanism for driving upper mold (2) and lower die (3) to generate relative motion, the upper mold (2) and lower die are provided on frame (1) (3) the type chamber (4) for being molded protective shell is provided between, the injection hole of injection molding machine is connected to type chamber (4), it is characterised in that: Be provided with the channel (5) passed through for cable between the upper mold (2) and lower die (3), the type chamber (4) be provided with it is at least one set of and Every group includes two type chambers (4), is located on the lower die (3) and is provided with between the two types cavity (4) in group for accommodating cable Accommodating chamber (6), be communicated with placing groove (8) on the accommodating chamber (6), the placing groove (8) through lower die (3) side wall and with External world's conducting, is provided with the connectivity slot (7) passed through for cable between the accommodating chamber (6) and type chamber (4).

2. LED light bar injection molding machine according to claim 1, it is characterised in that: the type chamber (4) is two groups, and two groups of types It is arranged side by side between chamber (4), the runner (9) being connected to four type chambers (4) is provided between two groups of type chambers (4), injection molding machine Injection hole is connected to runner (9).

3. LED light bar injection molding machine according to claim 1, it is characterised in that: the placing groove (8) and accommodating chamber (6) are even Logical place is provided with fillet (10).

4. LED light bar injection molding machine according to claim 3, it is characterised in that: be provided on the fillet (10) for cable The embedded groove (11) of insertion, the embedded groove (11) are extended to out of accommodating chamber (6) in placing groove (8).

5. LED light bar injection molding machine according to claim 2, it is characterised in that: the runner (9) include flow sections (92) with Connectivity Section (91), the Connectivity Section (91) are connected to type chamber (4), and the cross-sectional area of the Connectivity Section (91) is less than flow sections (92) Cross-sectional area.

6. LED light bar injection molding machine according to claim 1, it is characterised in that: be provided with workbench on the rack (1) (12), the lower die (3) is installed on workbench (12), is located above workbench (12) on the rack (1) along vertical work The direction sliding for making platform (12) is provided with lifting platform (13), and the upper mold (2) is fixed on lifting platform (13), the driving mechanism Including the demoulding oil jar (14) being arranged on rack (1), the piston rod of the demoulding oil jar (14) is connect with lifting platform (13).

7. LED light bar injection molding machine according to claim 6, it is characterised in that: the upper mold (2) includes cope plate (211), The lower die (3) includes lower template (31), is threaded with the first hold-down bolt (15) on the lifting platform (13), described first It is connected on hold-down bolt (15) the first pressing plate (16), the cope plate (211) is located at the first pressing plate (16) and lifting platform (13) Between；It is threaded with the second hold-down bolt (17) on the workbench (12), is connected on second hold-down bolt (17) Second pressing plate (18), the lower template (31) is between the second pressing plate (18) and workbench (12).

8. LED light bar injection molding machine according to claim 7, it is characterised in that: first pressing plate (16) deviates from cope plate (211) end is threaded with the first compensation bolt (19), and first compensation bolt (19) is located at lifting platform (13) and the first pressure Between plate (16)；Second pressing plate (18) is threaded with the second compensation bolt (20) away from lower template (31) end, and described the Two compensation bolt (20) are located between workbench (12) and the second pressing plate (18).