Shortcut switching injection molding part

Abstract

The utility model belongs to the technical field of semiconductor packaging, and particularly relates to a shortcut switching injection molding part which comprises two translation assemblies and a translation seat arranged between the movable ends of the two translation assemblies, the top of the translation seat is provided with a group of mounting holes, and an injection molding part body is arranged in the mounting holes; a displacement assembly is fixed into the mounting hole, and the injection molding part body is fixed to the movable end of the displacement assembly. According to the injection molding component capable of being switched in the rapid mode, the multiple injection molding component bodies are installed on the translation base, the linear motor drives the connecting plate to move, then the position of the injection molding component body in the center position is adjusted, the positions of the multiple injection molding component bodies can be flexibly adjusted, and the injection molding components are flexibly switched; the frequency of replacing the injection molding part is reduced, so that the working hours and the loss of replacing the injection molding part are reduced, and meanwhile, the applicable plastic packaging thickness range of the product can be increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to a semiconductor packaging technical field especially relates to a quick way switches injection molding part. BACKGROUND

[0002] In plastic package production process, adopt compound injection molding equipment, guarantee the process demand value of product through changing mould, injection molding head (transfer), utilize mould mold cap and injection molding head (phi several), make mould injection different specification product glue height, realize package, in actual production, change different specification injection molding head, mainly aim at the thickness control of product, can appear change transfer: namely between different moulds, the thickness of mould depends on the mold cap and transfer (phi several) in mould, make its product satisfy plastic package glue height (higher or lower) its actual setting value, influence product thickness.

[0003] According to product characteristics, to meet the injection molding process requirement, the actual process setting substrate thickness requirement has positive and negative error value, the thickness error of two adjacent products in the industry is within 0.03mm, the thickness error of the same product is greater than 0.03mm, need to change mold cap, transfer, at present, the main means to solve product thickness can only be through changing mould (mold cap, transfer) to meet the glue height of product, there is no effective solution, it is difficult to achieve the purpose of reducing the replacement frequency of injection molding part, the plastic packaging machine replaces the injection molding part frequently, and under the condition of long time working, the following several kinds of adverse effects will be caused:

[0004] The replacement time of the injection molding part of the plastic packaging machine becomes longer, the working hours are delayed, and the fatigue resistance of the plastic packaging machine is reduced.

[0005] The replacement frequency of the injection molding part of the plastic packaging machine becomes fast, considering the stress change of the heating and cooling injection molding part exchange, the injection molding part is easy to be consumed.

[0006] The service life of the injection molding part is affected, the precision of the injection molding part requires error within plus or minus 0.03mm, the injection molding part is replaced frequently for a long time, and the machine / table / part is easy to be damaged.

[0007] The energy consumption of the equipment is increased, and the energy consumption is increased due to high power output of the injection molding part. UTILITY MODEL CONTENTS

[0008] In order to overcome the defects of the prior art pointed out above, the present inventors have made in-depth research, and after a lot of creative labor, the utility model is completed.

[0009] Specifically, the technical problem to be solved by the utility model is to provide a quick way switching injection molding part to solve the current main means of solving product thickness, which can only be through changing mold (Mold cap, Transfer) to meet the product height, and there is no effective solution to achieve the purpose of reducing the injection molding part replacement frequency.

[0010] To solve the above technical problems, the utility model provides the following technical scheme:

[0011] A quick way switching injection molding part, including two translation components, and the translation seat and the collar installed between the movable end of two translation components, a group of installation holes are set in the top of translation seat, the inside of installation hole is installed with injection molding part body;

[0012] The inside of installation hole is fixed with displacement component, and the injection molding part body is fixed at the movable end of displacement component;

[0013] The side between two translation components is fixed with horizontal connecting plate, the infrared range finder is installed in the middle part of horizontal connecting plate, and the ranging end of infrared range finder is opposite to the direction of translation seat.

[0014] As an improved technical scheme, the translation component includes linear motor, the movable end of linear motor is fixedly installed with connecting plate, and the translation seat is installed between the opposite faces of two connecting plates.

[0015] As an improved technical scheme, the translation component further includes the installation horizontal plate for installing linear motor, and the fixed hole is set in both ends of installation horizontal plate.

[0016] As an improved technical scheme, the displacement component includes the fixed ring fixed in the inside of installation hole and close to one end of translation component, and the injection molding part body and fixed ring are coaxial, the outer wall surface of injection molding part body is sleeved with guide ring, and the guide ring and fixed ring are slidably connected.

[0017] As an improved technical scheme, the fixed ring is fixed with guide strip at four edges of one end face close to collar, the guide ring is fixed with guide strip at four edges, the guide strip is fixed with stopper at one end away from fixed ring.

[0018] As an improved technical scheme, the stopper is fixed with electromagnet at one end away from guide strip, the collar is fixed with magnet column at one end face close to electromagnet and above each electromagnet, and the opposite face of electromagnet and magnet column is magnetically attracted.

[0019] As an improved technical scheme, the outer wall surface of the injection molding part body is sleeved with a spring between the fixed ring and the guide ring, one end of the spring abuts against the fixed ring, and the other end abuts against the guide ring.

[0020] After the above technical scheme is adopted, the utility model has the beneficial effects that:

[0021] 1. The utility model discloses a plurality of injection molding part bodies are installed on the translation seat, are moved by the linear motor drive connecting plate, drive the translation seat to move, and then realize the position adjustment of the injection molding part body at the center position, that is, the position of the plurality of injection molding part bodies can be flexibly adjusted, the injection molding part is flexibly switched, the frequency of replacing the injection molding part is reduced, thereby reducing the working hours of replacing the injection molding part and the loss of replacing the injection molding part, and simultaneously, the applicable plastic packaging thickness range of the product can be increased.

[0022] 2. The utility model discloses that the infrared range finder adjusts the spacing between it and the translation seat, is used for assisting the linear motor to move the position of the translation seat, thereby improving the precision of the translation of the translation seat.

[0023] 3. The utility model discloses under the magnetic attraction of four electromagnets and magnet columns, the sleeve ring is moved to the direction of the fixed ring, and then drives the whole injection molding part body to move to the direction of the fixed ring, so that one end of the injection molding part body is in contact with the mold through the inside of the mounting hole, so as to reduce the spacing gap left between the injection molding part body and the mold, so that they are in the state of close adhesion, and when the injection molding part body does not need to work, the position of the injection molding part body is reset under the elastic reset action of the spring, the contact between the injection molding part body and the mold is released, the contact friction between the unused injection molding part body and the mold is prevented, and the wear caused by the friction therebetween is reduced. ACCURACY

[0024] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying the creative labor, wherein:

[0025] Figure 1 It is a three-dimensional structure schematic view of the utility model for a quick way to switch injection molding parts.

[0026] Figure 2 It is a structure schematic view of the translation assembly of the utility model for a quick way to switch injection molding parts.

[0027] Figure 3The utility model discloses a structure diagram of the displacement assembly of the injection molding part switching translation seat in quick way.

[0028] Figure 4 The utility model discloses a structure diagram of the displacement assembly of the injection molding part switching translation seat in quick way.

[0029] Mark explanation:

[0030] 1, translation assembly, 11, installation horizontal board, 12, fixed hole, 13, linear motor, 14, connecting plate, 2, translation seat, 3, injection molding part body, 21, mounting hole, 22, displacement assembly, 221, fixed ring, 222, spring, 223, guide strip, 224, stopper, 225, electromagnet, 226, collar, 227, magnet column, 228, sliding slot, 229, guide ring, 4, horizontal connecting plate, 41, infrared range finder. Specific implementation

[0031] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0032] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0033] Meanwhile, "and / or" or "and / or" appearing throughout the text means that it includes three schemes, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B schemes are satisfied at the same time.

[0034] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one feature. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, also not in the protection scope required by the utility model.

[0035] For example, Figures 1 to 4As shown in the drawings, the embodiment provides a shortcut switching injection molding part, which comprises two translation assemblies 1, a translation seat 2 and a sleeve ring 226 installed between the movable ends of the two translation assemblies 1, a group of mounting holes 21 are formed on the top of the translation seat 2, and an injection molding part body 3 is installed in the mounting holes 21;

[0036] A displacement assembly 22 is fixed in the mounting holes 21, and the injection molding part body 3 is fixed at the movable end of the displacement assembly 22;

[0037] A cross connecting plate 4 is fixed between the two translation assemblies 1, an infrared range finder 41 is installed in the middle of the cross connecting plate 4, the ranging end of the infrared range finder 41 is opposite to the direction of the translation seat 2, the infrared range finder 41 adjusts the distance between the infrared range finder 41 and the translation seat 2, and assists the translation of the linear motor 13 to the position of the translation seat 2, thereby improving the accuracy of the translation of the translation seat 2.

[0038] A plurality of injection molding part bodies 3 are installed on the translation seat 2, and are moved by the driving connecting plate 14 of the linear motor 13, thereby moving the translation seat 2, and adjusting the position of the injection molding part body 3 at the center position, that is, the positions of the plurality of injection molding part bodies 3 can be flexibly adjusted, the injection molding part can be flexibly switched, the frequency of replacing the injection molding part is reduced, thereby reducing the working hours of replacing the injection molding part and the loss of replacing the injection molding part, and at the same time, the applicable plastic sealing thickness range of the product can be increased.

[0039] As shown in the drawings, Figures 1 to 2 As shown in the drawings, in the embodiment, the translation assembly 1 comprises a linear motor 13, the movable end of the linear motor 13 is fixedly installed with a connecting plate 14, and the translation seat 2 is installed between the opposite faces of the two connecting plates 14.

[0040] As shown in the drawings, Figures 1 to 2 As shown in the drawings, in the embodiment, the translation assembly 1 further comprises a mounting cross plate 11 for installing the linear motor 13, and the two ends of the mounting cross plate 11 are provided with fixing holes 12.

[0041] As shown in the drawings, Figures 3 to 4 As shown in the drawings, in the embodiment, the displacement assembly 22 comprises a fixed ring 221 fixed in the mounting hole 21 and close to one end of the translation assembly 1, and the injection molding part body 3 and the fixed ring 221 are coaxially arranged, the outer wall surface of the injection molding part body 3 is sleeved with a guide ring 229, and the guide ring 229 is slidingly connected with the fixed ring 221.

[0042] As shown in the drawings, Figure 4As shown in the drawings, in this embodiment, the fixed ring 221 is fixed with a guide strip 223 at each of the four edges of the end face close to the sleeve ring 226, and the guide ring 229 is provided with a sliding groove 228 at each of the four edges for sliding with the guide strip 223. The end of the guide strip 223 away from the fixed ring 221 is fixed with a stop block 224.

[0043] As shown in the drawings, in this embodiment, the end of the stop block 224 away from the guide strip 223 is fixed with an electromagnet 225, and the end face of the sleeve ring 226 close to the electromagnet 225 is fixed with a magnet column 227 above each of the electromagnets 225. The opposite faces of the electromagnet 225 and the magnet column 227 are magnetically attracted to each other. When the electromagnet 225 is turned on, the sleeve ring 226 is moved towards the fixed ring 221 under the magnetic attraction between the four electromagnets 225 and the magnet columns 227, thereby moving the injection molding part body 3 as a whole towards the fixed ring 221, so that one end of the injection molding part body 3 passes through the inside of the mounting hole 21 and is in contact with the mold, thereby reducing the gap between the injection molding part body 3 and the mold, and making them in close contact. Figure 4 As shown in the drawings, in this embodiment, the outer wall of the injection molding part body 3 is sleeved with a spring 222 between the fixed ring 221 and the guide ring 229. One end of the spring 222 is in contact with the fixed ring 221, and the other end is in contact with the guide ring 229. When the injection molding part body 3 moves, the spring 222 is also compressed by the guide ring 229. When the injection molding part body 3 is not in use, the electromagnet 225 is turned off to release the magnetic attraction between the electromagnet 225 and the magnet column 227. Under the elastic restoring force of the spring 222, the position of the injection molding part body 3 is reset, the contact between the injection molding part body 3 and the mold is released, and the friction between the unused injection molding part body 3 and the mold is prevented, thereby reducing the wear caused by friction.

[0044] Figure 4 In use, the component is installed on the grinding tool. The plurality of injection molding part bodies 3 are installed on the translation seat 2. The connecting plate 14 is driven to move by the linear motor 13, thereby moving the translation seat 2, and adjusting the position of the injection molding part body 3 at the center position, i.e. flexibly adjusting the positions of the plurality of injection molding part bodies 3 and flexibly switching the injection molding parts.

[0045] In use, the component is installed on the grinding tool. The plurality of injection molding part bodies 3 are installed on the translation seat 2. The connecting plate 14 is driven to move by the linear motor 13, thereby moving the translation seat 2, and adjusting the position of the injection molding part body 3 at the center position, i.e. flexibly adjusting the positions of the plurality of injection molding part bodies 3 and flexibly switching the injection molding parts.

[0046] ​When the position of the injection molded part body 3 is adjusted, the electromagnet 225 is turned on to generate magnetism. Under the magnetic attraction between the four electromagnets 225 and the magnet column 227, the sleeve ring 226 is moved towards the fixed ring 221, and the injection molded part body 3 is moved as a whole towards the fixed ring 221, so that one end of the injection molded part body 3 is in contact with the mold through the inside of the mounting hole 21, thereby reducing the gap between the injection molded part body 3 and the mold, and making them closely fit together.

[0047] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the scope of protection of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, and all these equivalent forms also fall within the protection scope defined by the claims attached hereto.

Claims

1. A shortcut for switching injection molded parts, characterized in that: It includes two translation components (1), and a translation seat (2) and a collar (226) installed between the movable ends of the two translation components (1). The top of the translation seat (2) is provided with a set of mounting holes (21), and the injection molded part body (3) is installed inside the mounting holes (21). The mounting hole (21) is fixed with a displacement component (22), and the injection molding component body (3) is fixed at the movable end of the displacement component (22); A horizontal connecting plate (4) is fixed between one side of the two translation components (1), and an infrared rangefinder (41) is inserted and installed in the middle of the horizontal connecting plate (4), with the measuring end of the infrared rangefinder (41) facing the direction of the translation base (2).

2. The quick-switch injection molding component according to claim 1, characterized in that: The translation component (1) includes a linear motor (13), the movable end of which is fixedly mounted with a connecting plate (14), and the translation seat (2) is installed between the opposite surfaces of the two connecting plates (14).

3. The quick-switch injection molding component according to claim 2, characterized in that: The translation component (1) also includes a mounting plate (11) for mounting the linear motor (13), and fixing holes (12) are provided at both ends of the mounting plate (11).

4. The quick-switch injection molding component according to claim 3, characterized in that: The displacement component (22) includes a fixing ring (221) fixed inside the mounting hole (21) and close to one end of the translation component (1), and the injection molding component body (3) and the fixing ring (221) are coaxially arranged. The outer wall surface of the injection molding component body (3) is fitted with a guide ring (229), and the guide ring (229) and the fixing ring (221) are slidably connected.

5. A shortcut switching injection molding component according to claim 4, characterized in that: The fixed ring (221) has guide strips (223) fixed on all four sides of the end face near the collar (226). The guide ring (229) has grooves (228) on all four sides that slide with the guide strips (223). The end of the guide strip (223) away from the fixed ring (221) is fixed with a stop block (224).

6. A shortcut switching injection molding component according to claim 5, characterized in that: An electromagnet (225) is fixed to one end of the stop block (224) away from the guide strip (223). A magnet post (227) is fixed to one end face of the collar (226) near the electromagnet (225) and directly above each electromagnet (225). The opposing surfaces of the electromagnet (225) and the magnet post (227) are magnetically attracted to each other.

7. A shortcut switching injection molding component according to claim 6, characterized in that: A spring (222) is sleeved on the outer wall of the injection molding component body (3) between the fixing ring (221) and the guide ring (229). One end of the spring (222) abuts against the fixing ring (221), and the other end abuts against the guide ring (229).

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