TWM531434U - Sealing mechanism of contact lens packing box - Google Patents

Description

Sealing mechanism for contact lens packaging box

This creation is about an automated packaging device for contact lenses, in particular a sealing mechanism for contact lens packaging.

Generally, the packaging box for holding contact lenses is mainly composed of a film and a container. In recent years, in order to automate the production process of the above packaging box, the industry has developed a sealing mechanism for the contact lens packaging box, which uses hot pressing method. The sealing film is combined with the container. However, the sealing mechanism of the conventional contact lens packaging box is prone to wear and tear, or the position of the sealing position is prolonged, and the packaging box may not be able to accept the application from the sealing mechanism on average. Pressure, the sealing film can not be completely sealed with the container, which affects the packaging quality of the contact lens, resulting in a decrease in yield; if the damage is to be repaired, large-scale disassembly is a waste of time and effort, if the entire sealing mechanism is replaced Losing will increase the cost.

In view of the above-mentioned shortcomings, the main purpose of the present invention is to provide a sealing mechanism for a contact lens package, which has high structural strength and is not easy to loose or positionally displaced, and is convenient for maintenance or adjustment than conventional structures.

In order to achieve the above object, the present invention provides a sealing mechanism for a contact lens package, which comprises a machine table, a lower module, and an upper module; the lower module includes a lower driver disposed on the machine and a lower movable seat. Connected to the lower driver, and a plurality of sockets are disposed at the top of the lower movable seat, the lower movable seat can be driven up and down by the lower driver, the lower movable seat has a body, and a majority The protrusion protrudes upward from the body, each of the blocks has a plate portion, a tube portion extends upwardly from the plate portion, and a shaft hole penetrates the plate portion and the tube portion, and the lower movable seat has a protrusion a shaft hole extending into the bearing block, the plate portion of the bearing block being disposed on a top surface of the body, the pipe portion for carrying the contact lens package; the upper module being disposed on the machine And located above the lower module for mating with the blocks.

The sealing mechanism of the contact lens package has high structural strength and is not easy to loose or positionally displaced, and is convenient for maintenance or adjustment than conventional structures.

1‧‧‧Package box

2‧‧‧ Sealing mechanism

3‧‧‧ Container

4‧‧‧ Sealing film

5‧‧‧Conveyor

10‧‧‧ machine

20‧‧‧Upper module

22‧‧‧Upper drive

24‧‧‧Seat

26‧‧‧Indenter

260‧‧ ‧ spring

261‧‧‧Ontology

262‧‧‧ threaded column

263‧‧‧ Pressure ring

264‧‧‧Threaded Department

265‧‧‧radial recess

266‧‧‧ recessed

267‧‧‧Upper recess

268‧‧‧heat rod hole

30‧‧‧ Lower module

32‧‧‧Down drive

34‧‧‧Let the seat

341‧‧‧ Ontology

342‧‧‧Bump

343‧‧‧ top surface

344‧‧‧ screw holes

35‧‧‧Lock bolts

36‧‧‧Clock

361‧‧‧ Board

362‧‧‧ Department of Tube

363‧‧‧Axis hole

364‧‧‧Perforation

365‧‧‧ screw hole

366‧‧‧ Positioning bolt

367‧‧‧ bottom

368‧‧‧ lead angle

369‧‧‧Top

1 is a front view of a sealing mechanism of a first preferred embodiment of the present invention; FIG. 2 is a partial side view of the sealing mechanism of the first preferred embodiment of the present invention; and FIG. 3 is a first preferred embodiment of the present invention. An exploded view of the indenter of the example; FIG. 4 is an exploded cross-sectional view of the indenter of the first preferred embodiment of the present invention; and FIG. 5 is an assembled cross-sectional view of the indenter of the first preferred embodiment of the present invention; The top view of the module below the first preferred embodiment of the present invention; and the seventh view is a cross-sectional view taken along line 7-7 of Fig. 6.

Please refer to the first and second figures, which are the sealing mechanism 2 of the contact lens package 1 according to the first preferred embodiment of the present invention. The package 1 has a container 3 and a film 4 located above the container 3. The mechanism 2 includes a machine table 10, an upper module 20 and a lower module 30.

The upper module 20 is disposed on the machine 10 and is located above the lower module 30. The upper module 20 includes an upper driver 22 disposed on the machine table 10, an upper movable seat 24 connected to the upper drive 22, and A fifth ram 26 is disposed at a bottom end of the upper movable seat 24, and the upper movable seat 24 is driven by the upper drive 22 to move up and down Referring to Figures 3 to 5, each of the indenters 26 has a body 261, a threaded post 262 extending downwardly from the body 261, a pressure ring 263, and a heating rod hole 268 extending through the threaded post 262. Extending into the body 261, the heating rod hole 268 is for receiving a heating rod (not shown) and can heat the pressing head 26 (particularly the pressing ring 263). The pressure ring 263 has an inner portion. The threaded portion 264 is screwed to the threaded post 262, and a plurality of radially recessed holes 265 are outside the press ring 263. The bottom side of the press ring 263 has a lower recess 266 and the top side of the press ring 263 has an upper recess 267. The upper driver 22 can be a pneumatic cylinder, a hydraulic cylinder, a linear motor or other device that can drive the upper movable seat 24 to move up and down. The number of the pressing head 26 can be changed according to requirements, and the lower concave portion 266 or the upper concave portion 267, the process of the internal thread portion 264 can be facilitated. In other embodiments, the lower recess 266 or the upper recess 267 can be omitted as appropriate.

The lower module 30 is disposed on the machine table 10 and located under the upper module 20 for carrying the contact lens package 1 and is engaged with the indenters 26. The lower module 30 includes a lower driver 32. The machine block 10, the lower movable seat 34 is connected to the lower drive 32, and the five bearing blocks 36 are disposed at the top end of the lower movable seat 34 and are arranged side by side. The plurality of bearing blocks 36 can be respectively associated with the upper module 20 The lower head movable portion 34 is driven by the lower driver 32 to move up and down. The lower movable seat 34 has a body 341, and the five protrusions 342 extend upward from the body 341. 7 , each of the blocks 36 has a plate portion 361 , a tube portion 362 extending upwardly from the plate portion 361 , a shaft hole 363 extending through the plate portion 361 and the tube portion 362 , the three screw holes 365 are disposed therein The plate portion 361 and the three positioning bolts 366 are screwed into the screw holes 365. Each of the tube portions 362 has a lead angle 368 at the top end 369 of each of the tube portions 362. The bottom end 367 of the positioning bolts 366 abuts against the bottom end 367. The top surface 343 of the lower body 341 of the lower movable seat 34 is used to assist the positioning of the plurality of brackets 36. The protruding posts 342 of the lower movable seat 34 respectively extend into the same The holes 363, the positions of the tube portions 362 respectively correspond to the five-pressure ring 263 of the upper module 20, the plate portions 361 are disposed on the top surface 343, and each of the plate portions 361 includes three through holes 364, the body 341 has The three screw holes 344 respectively correspond to the through holes 364, and are passed through the three locking bolts 35. The holes 364 are screwed into the screw holes 344 to bond the blocks 36 to the body 341 of the lower movable seat 34, so that the blocks 36 can be fixed to the lower movable seat 34, each The screw holes 365 of the block 36 are located between the tube portion 362 and the through holes 364, and the positioning bolts 366 of the screw holes 365 can adjust the horizontal position of the block 36 on the lower movable seat 34. The lower driver 32 can be a pneumatic cylinder or other device that can drive the lower movable seat 34 to move up and down. The number of the bearing blocks 36 can be changed according to requirements, but the amount of the coefficient is preferably the same as the pressure head 26.

When the package 1 is transported between the upper module 20 and the lower module 30 by a transport device 5 (such as a turntable), the lower module 30 is driven by the lower driver 32 to move upward and disengage from the transport device. 5. The tube portions 362 push the container 3 of the package 1. The guide angles 368 of the tube portions 362 facilitate the alignment of the containers 3 with the tube portion 362. On the other hand, the upper module 20 is driven downward by the upper drive 22, and the equal pressure ring 263 is pressed against the sealing film 4 of the package 1, and the heating rod can heat the sealing film 4 via the pressing head 26, thereby The sealing film 4 and the container 3 can be heat sealed and combined to complete the packaging process of the contact lens. After the package 1 is sealed, the upper module 20 is further driven by the upper driver 22 to move upward, the pressing heads 26 are no longer pressed against the package 1, and the lower module 30 is further subjected to the lower driver. The drive 32 is driven downward to allow the package 1 to be received by the transport device 5, at which time the tube portions 362 have been detached from the package 1, and the package 1 can be transported away by the transport device 5 for further Other processes.

In this embodiment, the indenters 26 may be provided with a plurality of springs 260. When the indenters 26 are pressed against the package 1, the springs 260 may provide a buffering force to make the indenters 26 uniform. The force is pressed against the package 1; the top surface 343 of the body 341 of the lower movable seat 34 can provide a horizontal reference surface of the plate portion 361 of the plurality of blocks 36. In principle, the blocks 36 are viewed from the perspective of FIG. If the position of the block 36 is too low, only the positioning bolts 366 need to be rotated, so that the bottom ends 367 of the positioning bolts 366 are pressed down against the top surface 343, and the plate portion 361 can be partially lifted. And to achieve the purpose of adjusting the height of the block 36, Since the number of the positioning bolts 366 reaches three and is slightly triangular, the height and inclination angle of the plate portion 361 can be adjusted. In fact, the number or position of the positioning bolts 366 can be changed according to requirements; the three locks The fixing bolts 35 are also distributed in a triangular shape, so that the bearing blocks 36 and the lower movable seat 34 can be firmly combined. In the event that the bearing blocks 36 need to be replaced or repaired, only the locking bolts 35 need to be loosened. The number of the locking bolts 35 can be removed. In fact, the number of the locking bolts 35 can be changed according to the requirements of the shafts 363. The tube portion 362 of the block 36 is relatively fixed in position, and the position of the tube portions 362 can remain unchanged even if the height or inclination angle of the block 36 is finely adjusted, that is, the tube portions 362 are opposite to the indenters 26 The position does not change; in summary, the sealing mechanism 2 of the contact lens package 1 has a high structural strength and is not easily loosened or displaced, and is convenient to maintain or adjust, which is more convenient than conventional structures.

Based on the spirit of the present invention, the structure of the sealing mechanism 2 of the contact lens package 1 can be changed. For example, the number of the radial recesses 265 can be changed or omitted. The heating rod hole 268 can be omitted. The structure of the lower module 30 is not limited to the above embodiment. For example, the lower module 30 may not have the blocks 36, but the protrusions 342 or The other part directly pushes the package 1; the socket 36 may not have the through holes 364 and the screw holes 365; the positions of the screw holes 365 on the block 36 may be arbitrarily changed; the lead angle 368 may be omitted. The position of the plurality of blocks 36 on the lower movable seat 34 may be other changes, and is not limited to the side by side.

The above is only the description of the present embodiment, and may not be used to limit the scope of the patent of this creation. Any simple structural retouching or change that has not been removed from the spirit of this creation should still fall within the scope covered by the patent application scope of this creation.

1‧‧‧Package box

2‧‧‧ Sealing mechanism

5‧‧‧Conveyor

10‧‧‧ machine

20‧‧‧Upper module

22‧‧‧Upper drive

24‧‧‧Seat

26‧‧‧Indenter

30‧‧‧ Lower module

32‧‧‧Down drive

34‧‧‧Let the seat

36‧‧‧Clock

Claims (11)

A sealing mechanism for a contact lens package, comprising: a machine; a lower module, comprising: a lower drive disposed on the machine, a lower movable seat coupled to the lower drive, and a plurality of retainers disposed on the top of the lower movable seat The lower movable seat can be driven up and down by the lower drive, the lower movable seat has a body, and a plurality of protrusions protrude upward from the body, each of the blocks has a plate portion and a tube portion a portion extending upwardly and a shaft hole penetrating the plate portion and the tube portion, wherein the protruding column of the lower movable seat extends into the shaft hole of the bearing block, and the plate portion of the bearing block is disposed at a top of the body The tube portion is for carrying the contact lens package; and an upper module is disposed on the machine and located above the lower module for engaging the plurality of blocks. The sealing mechanism of the contact lens package of claim 1, wherein the plate portion of each of the sockets comprises three perforations, and the body of the lower movable seat has a plurality of screw holes corresponding to the perforations, and the majority of the locking bolts pass through The perforations are screwed into the screw holes to bond the blocks to the lower movable seat. The sealing mechanism of the contact lens package of claim 2, wherein each of the sockets comprises a three screw hole, and three positioning bolts are screwed with the screw holes, and the bottom ends of the positioning bolts abut against the body The top surface is used to assist in the positioning of the blocks. The sealing mechanism of the contact lens package of claim 3, wherein the screw holes of each of the sockets are located between the tube portion and the perforations. The sealing mechanism of the contact lens package of claim 1, wherein the tube portion of each of the blocks has a lead angle at a top end of the tube portion. A sealing mechanism for a contact lens package according to claim 1, wherein the plurality of retaining members are side by side. The sealing mechanism of the contact lens package according to any one of claims 1 to 6, wherein the upper module comprises an upper driver disposed on the machine, an upper movable seat connected to the upper drive, and a plurality of press heads At the bottom end of the upper movable seat, the upper movable seat can be driven up and down by the upper drive, the pressing head has a body, a threaded column extending downward from the body, and a pressure ring, wherein the pressure ring has a The female threaded portion is screwed to the threaded post. The sealing mechanism of the contact lens package of claim 7, wherein the bottom side of the pressure ring has a lower recess. The sealing mechanism of the contact lens package of claim 8, wherein the center of the top side of the pressure ring has an upper concave portion. The sealing mechanism of the contact lens package of claim 7, wherein the pressure ring is provided with at least one radial recess. The sealing mechanism of the contact lens package of claim 7, wherein the indenter has a heating rod hole extending through the threaded post and extending into the body.