CN214646069U

CN214646069U - Graphite mold clamping device for lens thermal forming machine

Info

Publication number: CN214646069U
Application number: CN202120974565.5U
Authority: CN
Inventors: 李孝友; 李慧林; 胡世林
Original assignee: Shenzhen Jingpincheng Electronic Technology Co ltd
Current assignee: Shenzhen Jingpincheng Electronic Technology Co ltd
Priority date: 2021-05-09
Filing date: 2021-05-09
Publication date: 2021-11-09
Anticipated expiration: 2031-05-09

Abstract

The utility model discloses a lens is graphite jig clamping device for thermoforming machine, including a plurality of mould fixture, drive mould fixture circular motion's transmission device, mould fixture includes slide rail, fixing base, drive assembly, clamp plate, angle settings such as slide rail are in transmission device top week side, the slide rail inboard is provided with the drive two the fixing base is synchronous and relative movement drive assembly, the fixing base top is provided with height-adjustable's clamp plate. The utility model discloses can be through a plurality of mould fixture circular motion of transmission device drive, realized thermal forming, cooling, the die sinking to the lens, to the function of mould washing, compound die continuous operation, each other does not influence between and, improved production efficiency, solved the big problem of work load to improve production efficiency, can also pass through adjusting plate's height, make mould fixture be applicable to the not mould of equidimension, improved the practicality.

Description

Graphite mold clamping device for lens thermal forming machine

Technical Field

The utility model relates to a lens production technical field especially relates to a lens is graphite jig clamping device for thermoforming machine.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool for molding an article, which is composed of various parts, and different molds are composed of different parts, and it is accomplished by the processing of the outer shape of the article mainly by the change of the physical state of the molded material.

In order to improve the production efficiency, the conventional lens thermoforming machine is movably connected with a clamping mechanism, the mold is taken down from the clamping mechanism after the mold is filled with materials, and another group of molds are installed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lens is graphite mold clamping device for thermoforming machine just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a graphite mold clamping device for a lens thermal forming machine comprises a plurality of mold clamping mechanisms and a transmission mechanism for driving the mold clamping mechanisms to do circular motion, wherein the mold clamping mechanisms comprise slide rails, fixed seats, driving assemblies and pressing plates, the slide rails are arranged on the periphery of the top of the transmission mechanism at equal angles, the driving assemblies for driving the two fixed seats to synchronously and relatively move are arranged on the inner side of each slide rail, the pressing plates with adjustable heights are arranged on the tops of the fixed seats, and mounting holes for fixedly mounting graphite molds are formed in the pressing plates and the fixed seats, so that the transmission mechanism can drive the plurality of mold clamping mechanisms to do circular motion, the lens thermal forming, cooling and mold opening are realized, the functions of cleaning and mold closing continuous work of the molds are realized, the production efficiency is improved, and the problem of large workload is solved, the production efficiency is improved, and the die clamping mechanism can be suitable for dies of different sizes by adjusting the height of the pressing plate, so that the practicability is improved.

Preferably, the mould fixture still includes accommodate the lead screw, guide bar, two pilot holes have been seted up at the fixing base top, and one of them pilot hole inboard is rotated and is connected with accommodate the lead screw, the inboard fixedly connected with of another pilot hole the guide bar, accommodate the lead screw with the guide bar upper end is passed the clamp plate, just accommodate the lead screw with the clamp plate spiro union, the guide bar with clamp plate sliding connection sets up like this and can drive the clamp plate through rotating accommodate the lead screw and go up and down, has realized the function of adjusting the clamp plate height.

Preferably, drive assembly includes two-way cylinder, slider, two-way cylinder passes through bolted connection and is in the inboard central authorities of slide rail, two outputs of two-way cylinder have through bolted connection the slider, just slider sliding connection is in two-way cylinder is inboard, slider top fixed mounting has the fixing base sets up like this and can drive two synchronous and relative movement of slider through two-way cylinder, and the slider drives the fixing base and removes, has realized two synchronous and relative movement's of fixing base function.

Preferably, drive assembly includes slider, center block, positive and negative lead screw, driving motor, positive and negative lead screw passes through the bearing and connects the slide rail is inboard, the center block passes through bolted connection and is in slide rail inboard central authorities, just the center block with positive and negative lead screw passes through the bearing and connects, positive and negative lead screw one end is stretched out the slide rail, and has through the coupling joint driving motor, positive and negative lead screw outside spiro union has the slider, slider top fixed mounting has the fixing base, the setting can drive positive and negative lead screw through driving motor and rotate like this, and positive and negative lead screw drives two synchronous and relative movements of slider, and the slider drives the fixing base and removes, has realized two synchronous and relative movements's of fixing base function.

Preferably, transmission device includes base, step motor, support frame, carousel, base top central authorities have seted up the mounting groove, and this mounting groove inboard has been connected with through bolted connection step motor, step motor's output has through the key-type connection the support frame, there is bolted connection at the support frame top through bolted connection the carousel sets up like this and can drive the support frame through step motor and rotate, and the support frame drives the carousel and rotates, and the carousel drives the removal of mould fixture, has realized the function that drives mould fixture circular motion.

Has the advantages that:

1. the device can drive a plurality of mould clamping mechanisms to do circular motion through the transmission mechanism, realizes the functions of thermal forming, cooling and mould opening of the lens and continuous work of mould cleaning and mould closing, does not influence each other, improves the production efficiency, solves the problem of large workload and improves the production efficiency;

2. this device can be through the height of adjusting the clamp plate for mould fixture is applicable to the not mould of equidimension, has improved the practicality.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a graphite mold clamping device for a lens thermal forming machine according to the present invention;

fig. 2 is a top view of a graphite mold clamping device for a lens thermal forming machine according to the present invention;

FIG. 3 is a sectional view taken along line A-A of the graphite mold clamping device of FIG. 2 for a lens thermal forming machine according to the present invention;

fig. 4 is a schematic structural view of a first embodiment of a mold clamping mechanism of a graphite mold clamping device for a lens thermoforming machine according to the present invention;

fig. 5 is a schematic structural diagram of a second embodiment of a mold clamping mechanism of a graphite mold clamping device for a lens thermoforming machine according to the present invention.

The reference numerals are explained below:

1. a transport mechanism; 2. a mold clamping mechanism; 101. a base; 102. a stepping motor; 103. a support frame; 104. a turntable; 201. a slide rail; 202. a fixed seat; 203. a drive assembly; 204. pressing a plate; 205. adjusting the screw rod; 2031. a bidirectional cylinder; 2032. a slider; 20301. a center block; 20302. a positive and negative screw rod; 20303. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a graphite mold clamping device for a lens thermal forming machine comprises a plurality of mold clamping mechanisms 2 and a transmission mechanism 1 for driving the mold clamping mechanisms 2 to do circular motion, wherein each mold clamping mechanism 2 comprises a slide rail 201, a fixed seat 202, a driving assembly 203 and a pressing plate 204, the slide rails 201 are arranged on the periphery of the top of the transmission mechanism 1 at equal angles, the driving assembly 203 for driving the two fixed seats 202 to synchronously and relatively move is arranged on the inner side of the slide rail 201, the pressing plate 204 with adjustable height is arranged on the top of the fixed seat 202, and mounting holes for fixedly mounting graphite molds are formed on the pressing plate 204 and the fixed seat 202, so that the transmission mechanism 1 can drive the plurality of mold clamping mechanisms 2 to do circular motion, thereby realizing the functions of thermal forming, cooling and mold opening of lenses, cleaning and mold closing continuous work without mutual influence, the production efficiency is improved, the problem of large workload is solved, the production efficiency is improved, the die clamping mechanism 2 can be suitable for dies with different sizes by adjusting the height of the pressing plate 204, the practicability is improved, the die clamping mechanism 2 further comprises an adjusting screw 205 and a guide rod 206, two assembly holes are formed in the top of the fixed seat 202, the inner side of one assembly hole is rotatably connected with the adjusting screw 205, the inner side of the other assembly hole is fixedly connected with the guide rod 206, the upper ends of the adjusting screw 205 and the guide rod 206 penetrate through the pressing plate 204, the adjusting screw 205 is in threaded connection with the pressing plate 204, the guide rod 206 is in sliding connection with the pressing plate 204, the adjusting screw 205 can be rotated to drive the pressing plate 204 to lift, the function of adjusting the height of the pressing plate 204 is realized, the driving assembly 203 comprises a bidirectional air cylinder 2031 and a sliding block 2032, the bidirectional air cylinder 2031 is connected to the center of the inner side of the sliding rail 201 through a bolt, two output ends of a bidirectional cylinder 2031 are connected with a sliding block 2032 through bolts, the sliding block 2032 is connected at the inner side of the bidirectional cylinder 2031 in a sliding way, a fixed seat 202 is fixedly arranged at the top of the sliding block 2032, the bidirectional cylinder 2031 can drive the two sliding blocks 2032 to synchronously and relatively move, the sliding block 2032 can drive the fixed seat 202 to move, so that the function of synchronously and relatively moving the two fixed seats 202 is realized, the transmission mechanism 1 comprises a base 101, a stepping motor 102, a support frame 103 and a turntable 104, a mounting groove is arranged at the center of the top of the base 101, the inner side of the mounting groove is connected with the stepping motor 102 through bolts, the output end of the stepping motor 102 is connected with the support frame 103 through a key, the top of the support frame 103 is connected with the turntable 104 through bolts, so that the support frame 102 can drive the support frame 103 to rotate, the support frame 103 can drive the turntable 104 to rotate, and the turntable 104 can drive the mold clamping mechanism 2 to move, the function of driving the mould clamping mechanism 2 to do circular motion is realized.

Example 2

As shown in fig. 5, embodiment 2 differs from embodiment 1 in that: drive assembly 203 includes slider 2032, center block 20301, positive and negative lead screw 20302, driving motor 20303, positive and negative lead screw 20302 passes through the bearing and connects at the slide rail 201 inboard, center block 20301 passes through bolted connection at the inboard central authorities of slide rail 201, and center block 20301 passes through the bearing with positive and negative lead screw 20302 and is connected, slide rail 201 is stretched out to positive and negative lead screw 20302 one end, and there is driving motor 20303 through the coupling joint, the spiro union has slider 2032 outside positive and negative lead screw 20302, slider 2032 top fixed mounting has fixing base 202, it can drive positive and negative lead screw 20302 rotation through driving motor 20303 so to set up, positive and negative lead screw 20302 drives two synchronous and relative movement of slider 2032, slider 2032 drives fixing base 202 and removes, the function of two synchronous and relative movement of fixing base 202 has been realized.

In the structure, during the use, at first according to the size of production lens, select suitable mould, then rotate accommodate the lead screw 205, accommodate the lead screw 205 and drive clamp plate 204 and go up and down, make clamp plate 204 be in suitable height, then install the mould on fixing base 202 and clamp plate 204, start step motor 102, step motor 102 drives carousel 104 clearance circular motion, when mould fixture 2 removed to the inside of lens thermoforming machine, lens thermoforming machine carries out the filling material to the mould, when mould fixture 2 removed to the lens thermoforming machine outside, in proper order cool down the material, carry out the die sinking and take off the material to the mould, wash the mould, carry out the compound die to the mould.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a lens is graphite mold clamping device for thermoforming machine which characterized in that: including a plurality of mould fixture (2), drive mould fixture (2) circular motion's transmission device (1), mould fixture (2) include slide rail (201), fixing base (202), drive assembly (203), clamp plate (204), angle settings such as slide rail (201) are in transmission device (1) top week side, slide rail (201) inboard is provided with the drive two fixing base (202) synchronous and relative movement drive assembly (203), fixing base (202) top is provided with height-adjustable clamp plate (204), clamp plate (204) with all offer the mounting hole that is used for fixed mounting graphite jig on fixing base (202).

2. The graphite mold clamping device for lens thermoforming machine of claim 1, characterized in that: mould fixture (2) still includes accommodate the lead screw (205), guide bar (206), two pilot holes have been seted up at fixing base (202) top, and one of them pilot hole inboard is rotated and is connected with accommodate the lead screw (205), the inboard fixedly connected with of another pilot hole guide bar (206), accommodate the lead screw (205) with guide bar (206) upper end is passed clamp plate (204), just accommodate the lead screw (205) with clamp plate (204) spiro union, guide bar (206) with clamp plate (204) sliding connection.

3. The graphite mold clamping device for lens thermoforming machine of claim 1, characterized in that: drive assembly (203) includes two-way cylinder (2031), slider (2032), two-way cylinder (2031) pass through bolted connection in slide rail (201) inboard central authorities, there are two output of two-way cylinder (2031) bolted connection slider (2032), just slider (2032) sliding connection in two-way cylinder (2031) is inboard, slider (2032) top fixed mounting has fixing base (202).

4. The graphite mold clamping device for lens thermoforming machine of claim 1, characterized in that: drive assembly (203) includes slider (2032), center block (20301), positive and negative lead screw (20302), driving motor (20303), positive and negative lead screw (20302) is connected through the bearing slide rail (201) is inboard, center block (20301) passes through bolted connection and is in slide rail (201) inboard central authorities, just center block (20301) with positive and negative lead screw (20302) is connected through the bearing, positive and negative lead screw (20302) one end is stretched out slide rail (201), and has through the coupling joint driving motor (20303), positive and negative lead screw (20302) outside spiro union has slider (2032), slider (2032) top fixed mounting has fixing base (202).

5. The graphite mold clamping device for lens thermoforming machine of claim 1, characterized in that: the conveying mechanism (1) comprises a base (101), a stepping motor (102), a supporting frame (103) and a turntable (104), wherein a mounting groove is formed in the center of the top of the base (101), the inner side of the mounting groove is connected with the stepping motor (102) through a bolt, the output end of the stepping motor (102) is connected with the supporting frame (103) through a key, and the top of the supporting frame (103) is connected with the turntable (104) through a bolt.