Manufacturing mold for photodiffusant performance detection sample wafer

Abstract

The utility model provides a light diffusant performance detection sample manufacturing die which comprises a die holder, an installation cavity is formed in the die holder, a plurality of sample forming grooves communicated with the interior of the installation cavity are formed in the top of the die holder, and connecting shells with rectangular cross sections are fixedly installed on the inner top wall of the installation cavity and located outside the sample forming grooves. And an electric heating plate which is arranged outside the connecting shell in a sleeving manner and is attached to the outer side wall of the connecting shell is fixedly mounted in the mounting cavity. After the sample wafer for detecting the performance of the light diffusant is manufactured, positioning between the mold cover and the mold base by the positioning piece is canceled, acting force is applied to the mold cover to enable the mold cover to rotate around the hinge shaft to block the plurality of sample wafer forming grooves, and at the moment, the plurality of guide shells move upwards through the transmission mechanism, so that the performance of the light diffusant is detected. And the tops of the multiple inner supporting plates and the top of the mold base are all located on the same horizontal plane, so that a formed sample wafer can be pushed to the position above the mold base, the sample wafer can be conveniently discharged, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection equipment technical field, concretely relates to light diffuser performance detection sample piece making mould. BACKGROUND

[0002] Light diffuser is the microspheric product developed through crosslinking, grafting functional group etc. means by using high polymer polymerization technology, the detection of light diffuser performance usually involves the evaluation of its optical properties after dispersion in different materials, such as light transmittance, haze, gloss and light scattering ability, and these detections are crucial to ensure the performance of light diffuser in LED lighting, display screen, plastic products and other applications, when light diffuser performance is detected, usually use sample piece making mould to heat light diffuser raw materials into liquid state, after liquid state light diffuser raw materials cool down, light diffuser sample piece can be formed.

[0003] For example, the drawings of the specification Figure 6 In the prior art, a light diffuser performance detection sample piece making mould is shown, including heating mould base, a plurality of sample piece forming grooves are set up on the top of heating mould base, hinge joint has the mould cover for the plugging of a plurality of sample piece forming grooves on the top of heating mould base, the positioning piece for the positioning between heating mould base and mould cover is installed on heating mould base, when light diffuser performance detection sample piece is made, respectively carry out light diffuser raw material feeding in a plurality of sample piece forming grooves, make the mould cover plugging a plurality of sample piece forming grooves, and the positioning between heating mould base and mould cover is positioned through the positioning piece, control heating mould base work, heat the light diffuser raw material in a plurality of sample piece forming grooves into liquid state, after liquid state light diffuser raw material cools down, light diffuser sample piece can be formed, thereby realizing the effect of simultaneously making a plurality of light diffuser performance detection sample pieces.

[0004] However, in the actual use process, the following defects still exist:

[0005] After the light diffuser performance detection sample piece is made, the formed light diffuser performance detection sample piece is located in a plurality of sample piece forming grooves, so that when the light diffuser performance detection sample piece is discharged, the staff needs to use tools to pick out the sample piece from the sample piece forming groove, which is troublesome.

[0006] Therefore, the light diffuser performance detection sample piece making mould is provided. Utility model content

[0007] In view of the deficiencies of the prior art, the light diffuser performance detection sample piece making mould is provided, which solves the problems mentioned in the background art.

[0008] To achieve the above purpose, the utility model realizes through the following technical schemes:

[0009] The mold for preparing the light diffuser performance detection sample piece comprises a mold base, a mounting cavity is formed in the mold base, a plurality of sample piece forming grooves are formed in the top of the mold base and are connected with the inside of the mounting cavity, a connecting shell with a rectangular cross section is fixedly installed on the top wall of the mounting cavity and is located outside the sample piece forming groove, an electric heating plate is fixedly installed in the mounting cavity and is sleeved outside the connecting shell and is attached to the outer side wall of the connecting shell;

[0010] A guide block is fixedly installed on the bottom wall of the mounting cavity and is located below the sample piece forming groove, a guide shell is movably sleeved on the top of the guide block, an inner supporting plate is fixedly installed on the top of the guide shell and is located in the connecting shell, and the inner supporting plate is attached to the inner side wall of the connecting shell;

[0011] A mold cover for plugging the plurality of sample piece forming grooves is hingedly connected to the top of the mold base through a hinge shaft, a transmission mechanism is installed on the mold base, one end of the transmission mechanism is connected with the hinge shaft, the other end of the transmission mechanism extends into the mounting cavity and is connected with the plurality of guide shells, when the mold cover rotates around the hinge shaft on the mold base to plug or unplug the plurality of sample piece forming grooves, the plurality of guide shells are displaced downward or upward through the transmission mechanism, a positioning member for positioning the mold cover and the mold base is installed on the mold base, when the positioning member is used to position the mold cover and the mold base, the mold cover is attached to the top of the mold base.

[0012] Further, the positioning member comprises a hinge block fixedly installed on the top of one side of the mold base, a positioning block is hingedly connected to the hinge block, and a driving member acting on the positioning block is installed on the hinge block, which is used to rotate the positioning block on the hinge block to extend the free end of the positioning block above the mold cover and be clamped with the mold cover.

[0013] Further, the driving member comprises:

[0014] A fixed shaft is fixedly installed on the hinge block, the positioning block is sleeved outside the fixed shaft and is hingedly connected with the hinge block, a first coil spring is sleeved outside the fixed shaft, and the two ends of the first coil spring are respectively fixedly connected with the fixed shaft and the positioning block.

[0015] Further, the transmission mechanism comprises a connecting plate fixedly connected with the plurality of guide shells, a vertical rack is fixedly installed on the connecting plate, a horizontal rotating rod is rotatably installed on the mold base, one end of the rotating rod extends into the mounting cavity and is coaxially fixedly connected with a spur gear engaged with the rack, a rotating rod is rotatably installed on the mold base, the rotating rod is connected with the rotating rod through a bevel gear assembly, and the hinge shaft is drivingly connected with the rotating rod through a transmission member.

[0016] Further, the transmission member comprises a worm coaxially fixedly connected with the hinge shaft, and a worm wheel coaxially fixedly connected with the worm is fixedly connected with the rotating rod.

[0017] Further, a second coil spring is sleeved outside the hinge shaft, and the two ends of the second coil spring are respectively fixedly connected with the hinge shaft and the mold base.

[0018] Further, the outer side wall of the inner supporting plate is provided with a sealing groove, and a sealing gasket is arranged in the sealing groove and is attached to the inner side wall of the connecting shell.

[0019] Further, the mold cover is provided with a plurality of feeding ports which are respectively connected with the plurality of sample forming grooves, and a blocking head is threadedly connected to the mold cover and located in the feeding port.

[0020] The utility model discloses a light diffuser performance detection sample production mold, which has the following beneficial effects compared with the prior art:

[0021] 1. After the sample production for light diffuser performance detection is completed, the positioning between the mold cover and the mold base is cancelled, and the mold cover is rotated around the hinge shaft to block the plurality of sample forming grooves, at this time, the plurality of guide shells are displaced upward through the transmission mechanism, so that the top of the plurality of inner supporting plates is located on the same horizontal plane as the top of the mold base, so that the formed sample can be pushed to the upper part of the mold base, thereby facilitating the sample discharging and improving the work efficiency.

[0022] 2. Through the design of the second coil spring, when the positioning between the mold cover and the mold base is cancelled, the second coil spring returns to the natural state, so that the hinge shaft can be rotated and reset on the mold base, the mold cover is unblocked, and the mold cover is opened, thereby facilitating the sample discharging.

[0023] 3. Through the design of the sealing gasket, the attachment between the inner supporting plate and the inner side wall of the connecting shell is increased, thereby increasing the sealing property between the inner supporting plate and the connecting shell and improving the sealing effect between the inner supporting plate and the connecting shell. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art 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 be obtained without creative labor on the basis of these drawings.

[0025] Figure 1 The utility model discloses a three-dimensional structure schematic diagram shows that the utility model discloses a light diffuser performance detection sample production mold.

[0026] Figure 2 The utility model discloses a three-dimensional structure schematic diagram shows that the utility model discloses a light diffuser performance detection sample production mold. Figure 1 The utility model discloses a three-dimensional structure schematic diagram shows that the utility model discloses a light diffuser performance detection sample production mold.

[0027] Figure 3 The utility model discloses a three-dimensional structure schematic diagram shows that the utility model discloses a light diffuser performance detection sample production mold.

[0028] Figure 4 The utility model discloses a three-dimensional structure schematic diagram shows that the utility model discloses a light diffuser performance detection sample production mold.Figure 3 Enlarged view at B;

[0029] Figure 5 The installation structure schematic view of the rack of the utility model is shown;

[0030] Figure 6 A light diffuser performance detection sample production mold in the prior art is shown;

[0031] As shown in the figure: 1, die holder;11, installation cavity;12, sample forming groove;13, connecting shell;14, electric heating plate;2, guide block;21, guide shell;3, inner support plate;31, sealing groove;32, sealing gasket;4, die cover;41, hinged shaft;42, feed port;43, plugging head;5, transmission mechanism;51, connecting plate;52, rack;53, rotating rod;54, spur gear;55, rotating rod;56, bevel gear assembly;57, transmission part;571, worm;572, worm wheel;6, positioning part;61, hinged block;62, positioning block;63, driving part;631, coil spring one;632, fixed shaft;7, coil spring two. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model more clear, the technical scheme in the embodiments of the utility model is described clearly and completely, obviously, the described embodiments are part of the embodiments of the utility model, rather than 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 scope of protection of the utility model.

[0033] Embodiment one

[0034] To solve the technical problems in the background art, the following light diffuser performance detection sample production mold is given:

[0035] In combination with Figures 1-5The utility model provides a light diffuser performance detects sample piece production mould, including die holder 1, the die holder 1 is seted up with installation cavity 11 inside, the die holder 1 top is seted up with a plurality of sample piece forming groove 12 all with installation cavity 11 inside intercommunication, the top wall in installation cavity 11 and be located sample piece forming groove 12's outside all are fixedly installed with the connecting shell 13 of cross section is rectangle, the fixed installation of installation cavity 11 has the electric heating plate 14 that sets up in the connecting shell 13 outside and with the outer side wall of connecting shell 13 is inlayed, specifically, the electric heating plate 14 is equipped with electric heating wire, and electric heating wire is powered by external power supply, uses, for the electric heating wire electrification, and electric heating wire works will electric energy conversion heat energy, to make the electric heating plate 14 temperature rise, to can realize the heating effect to connecting shell 13, the bottom wall in installation cavity 11 and be located sample piece forming groove 12's below all are fixed with guide block 2, the top of guide block 2 is movably sheathed with guide shell 21, and the top of guide shell 21 and be located in connecting shell 13 are fixedly installed with inner supporting plate 3, and inner supporting plate 3 with the inner side wall of connecting shell 13 is inlayed, the die holder 1 top is hinged with the die cover 4 for the plugging of a plurality of sample piece forming groove 12 all through hinged shaft 41, the die holder 1 is installed with transmission mechanism 5, and one end of transmission mechanism 5 is connected with hinged shaft 41, and the other end extends to installation cavity 11 and is connected with a plurality of guide shell 21, when the die cover 4 is rotated on the die holder 1 around hinged shaft 41 and is plugged or cancels the plugging of a plurality of sample piece forming groove 12, a plurality of guide shell 21 are displaced downward or upward through transmission mechanism 5, and it is specifically to be explained that when the die cover 4 is rotated on the die holder 1 around hinged shaft 41 and cancels the plugging of a plurality of sample piece forming groove 12, a plurality of guide shell 21 are displaced upward through transmission mechanism 5, to make the top of inner supporting plate 3 and the top of die holder 1 be located on the same horizontal plane, the die holder 1 is installed with the positioning member 6 for the positioning between die cover 4 and die holder 1, when the positioning between die cover 4 and die holder 1 is positioned through positioning member 6, the die cover 4 and the top of die holder 1 are inlayed, it is worth mentioning that when the die cover 4 and the top of die holder 1 are inlayed, the bottom of inner supporting plate 3 and the bottom of connecting shell 13 are located on the same horizontal plane.The mold cover 4 has multiple inlets 42 that communicate with multiple sample forming slots 12. A sealing head 43 is threaded onto the mold cover 4 within the inlets 42. In use, the mold cover 4 is fitted against the top of the mold base 1, and the positioning element 6 positions the mold cover 4 and the mold base 1. At this time, the bottom of the inner support plate 3 and the bottom of the connecting shell 13 are on the same horizontal plane. When feeding the light diffusing agent raw material, the sealing head 43 is rotated to disassemble it, allowing the light diffusing agent raw material to be fed through the inlets 42 into the corresponding sample forming slots 12. The inner support plate 3 supports the light diffusing agent raw material. After feeding, the sealing head 43 is rotated to install it, sealing the inlets 42 and controlling multiple electric heating plates 14. The process involves heating multiple connecting shells 13 to melt the light diffusing agent raw material in multiple sample forming grooves 12 into a liquid state. After the liquid light diffusing agent raw material cools, it forms samples for light diffusing agent performance testing, thus obtaining multiple masterbatch performance testing samples. After the light diffusing agent performance testing samples are made, the positioning component 6 is removed from the positioning between the mold cover 4 and the mold base 1. A force is applied to the mold cover 4 to make it rotate around the hinge axis 41 to seal the multiple sample forming grooves 12. At this time, the transmission mechanism 5 causes multiple guide shells 21 to move upward, so that the tops of multiple inner support plates 3 are all on the same horizontal plane as the top of the mold base 1. This allows the formed samples to be pushed above the mold base 1, facilitating sample unloading and improving work efficiency.

[0036] Example 2

[0037] like Figures 1-5 As shown, based on the above embodiments, this embodiment further provides the following:

[0038] In this embodiment, the positioning member 6 includes a hinge block 61 fixedly installed at the top of one side of the mold base 1. A positioning block 62 is hinged to the hinge block 61, and a driving member 63 is installed on the hinge block 61 to act on the positioning block 62. The driving member 63 is used to rotate the positioning block 62 on the hinge block 61 so that the free end of the positioning block 62 extends above the mold cover 4 and engages with the mold cover 4. When positioning the mold cover 4 and the mold base 1, a force is applied to the positioning block 62 to make it rotate on the hinge block 61, so that the free end of the positioning block 62 is located outside the mold base 1. At this time, the state of the driving member 63 changes. When the mold cover 4 is in contact with the top of the mold base 1, the force on the positioning block 62 is released. At this time, the driving member 63 returns to its original state, so that the positioning block 62 rotates and resets on the hinge block 61, so that the free end of the positioning block 62 extends above the mold cover 4 and engages with the mold cover 4. This allows for positioning between the mold cover 4 and the mold base 1, which is convenient for use.

[0039] In the embodiment, the driving member 63 comprises a coil spring 631, a fixed shaft 632 fixed on the hinged block 61, a positioning block 62 sleeved outside the fixed shaft 632 and hinged with the hinged block 61, and the coil spring 631 is sleeved outside the fixed shaft 632 and the two ends of the coil spring 631 are fixed with the fixed shaft 632 and the positioning block 62 respectively. In use, when the mold cover 4 is rotated around the hinge shaft 41 to block the plurality of sample forming grooves 12, the coil spring 631 is deformed under the force, so that the positioning block 62 is rotated on the hinged block 61. When the clamping state between the positioning block 62 and the mold cover 4 is cancelled, the coil spring 631 returns to the natural state, so that the mold cover 4 is rotated around the hinge shaft 41 to reset and unblock the plurality of sample forming grooves 12.

[0040] In the embodiment, the transmission mechanism 5 comprises a connecting plate 51 fixed with the plurality of guide shells 21, a vertical rack 52 fixed on the connecting plate 51, a horizontal rotating rod 53 rotatably installed on the mold base 1, a straight gear 54 coaxially fixed on one end of the rotating rod 53 and engaged with the rack 52, a rotating rod 55 rotatably installed on the mold base 1, and a bevel gear assembly 56 connecting the rotating rod 53 and the rotating rod 55. Specifically, the bevel gear assembly 56 comprises two bevel gears engaged with each other, one of which is coaxially fixed with the rotating rod 55 and the other of which is coaxially fixed with the rotating rod 53. The hinge shaft 41 is in transmission connection with the rotating rod 55 through a transmission member 57. In use, when the mold cover 4 is rotated around the hinge shaft 41 to unblock the plurality of sample forming grooves 12, the hinge shaft 41 is rotated to drive the rotating rod 55 to rotate on the mold base 1 through the transmission member 57, the rotating rod 55 drives the rotating rod 53 to rotate through the bevel gear assembly 56, and the straight gear 54 is driven to rotate, so that the rack 52 is displaced upward, the connecting plate 51 is displaced upward, and the plurality of inner supporting plates 3 are displaced toward the opening ends of the plurality of sample forming grooves 12 through the plurality of guide shells 21.

[0041] Embodiment Three

[0042] As shown in the above embodiment, the embodiment further gives the following content: Figures 1-5

[0043] In the embodiment, the transmission member 57 comprises a worm 571 coaxially fixed with the hinge shaft 41, and a worm wheel 572 coaxially fixed on the rotating rod 55 and engaged with the worm 571. In use, when the hinge shaft 41 is rotated, the worm 571 is driven to rotate, so that the rotating rod 55 is driven to rotate on the mold base 1 through the worm wheel 572.

[0044] ​In the embodiment, the hinge shaft 41 is externally sleeved with the coil spring 7, two ends of the coil spring 7 are respectively fixed with the hinge shaft 41 and the mold base 1, and specifically, when the mold cover 4 is attached to the top of the mold base 1, the coil spring 7 is in a deformed state, and through the design of the coil spring 7, when the positioning between the mold cover 4 and the mold base 1 is cancelled, the coil spring 7 returns to the natural state, so that the hinge shaft 41 can rotate and reset on the mold base 1, the blocking of the plurality of sample sheet forming grooves 12 by the mold cover 4 is cancelled, the mold cover 4 is facilitated to be opened, and the formed sample sheet is facilitated to be discharged.

[0045] In the embodiment, the outer side wall of the inner supporting plate 3 is provided with a sealing groove 31, a sealing gasket 32 that is attached to the inner side wall of the connecting shell 13 is inserted in the sealing groove 31, the sealing gasket 32 is made of rubber, through the design of the sealing gasket 32, the attachment between the inner supporting plate 3 and the inner side wall of the connecting shell 13 is increased, so that the sealing between the inner supporting plate 3 and the connecting shell 13 is increased, and the sealing effect between the inner supporting plate 3 and the connecting shell 13 is improved.

[0046] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element.

[0047] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A mold for making a test piece for measuring the performance of a light diffuser, characterized by: The mould base is hinged to the mould cover for plugging the sample forming grooves, a transmission mechanism is installed on the mould base, one end of the transmission mechanism is connected with the hinge shaft, the other end extends into the installation cavity and is connected with the guide shells, when the mould cover rotates around the hinge shaft to plug or unplug the sample forming grooves, the guide shells are displaced downward or upward through the transmission mechanism, a positioning member is installed on the mould base for positioning the mould cover and the mould base, when the positioning member positions the mould cover and the mould base, the mould cover is in close contact with the top of the mould base. The positioning member includes a hinge block fixedly installed on the top of one side of the mould base, a positioning block is hinged to the hinge block, a driving member acting on the positioning block is installed on the hinge block, the driving member is used for rotating the positioning block on the hinge block, so that the free end of the positioning block extends above the mould cover and is clamped with the mould cover. The driving member includes:

2. The mold for producing a test piece for detecting the performance of a light diffusing agent according to claim 1, wherein: A fixed shaft is fixed on the hinge block, the positioning block is sleeved outside the fixed shaft and is hinged to the hinge block, a coil spring one is sleeved outside the fixed shaft, and the two ends of the coil spring one are respectively fixedly connected with the fixed shaft and the positioning block.

3. The mold for producing a test piece for measuring the performance of a light diffusing agent according to claim 2, wherein: The transmission mechanism includes a connecting plate fixedly connected with the guide shells, a vertical rack is fixed on the connecting plate, a horizontal rotating rod is rotatably installed on the mould base, one end of the rotating rod extends into the installation cavity and is coaxially fixedly connected with a spur gear engaged with the rack, a rotating rod is rotatably installed on the mould base, the rotating rod is connected with the rotating rod through a bevel gear assembly, and the hinge shaft is drivingly connected with the rotating rod through a transmission member. The transmission member includes a worm coaxially fixed with the hinge shaft, and a worm wheel coaxially fixed on the rotating rod and engaged with the worm.

4. The mold for producing a test piece for measuring the performance of a light diffusing agent according to claim 1, wherein: A coil spring two is sleeved outside the hinge shaft, and the two ends of the coil spring two are respectively fixedly connected with the hinge shaft and the mould base.

5. The mold for producing a test piece for measuring the performance of a light diffusing agent according to claim 4, wherein: A sealing groove is formed in the outer side wall of the inner supporting plate, and a sealing gasket is inserted into the sealing groove and in close contact with the inner side wall of the connecting shell.

6. The mold for producing a test piece for performance evaluation of a light diffusing agent according to claim 1, wherein: A plurality of feed ports are formed in the mould cover and respectively communicated with the sample forming grooves, and a plug is threadedly connected in the feed port.

7. The mold for producing a test piece for performance evaluation of a light diffusing agent according to claim 1, wherein: ​ 8. The mold for producing a test piece for performance evaluation of a light diffusing agent according to claim 1, wherein: ​

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