VR glasses lens vacuum packaging equipment

文档序号:181308 发布日期:2021-11-02 浏览:34次 中文

阅读说明:本技术 一种vr眼镜镜片真空包装设备 (VR glasses lens vacuum packaging equipment ) 是由 童炼 段想平 谭斯能 李勇 邓明月 曾琴 高子千 于 2021-10-08 设计创作,主要内容包括:本发明适用于真空包装设备技术领域,提供了一种VR眼镜镜片真空包装设备,包括:工作台;放置框,活动设置在工作台上,内部可拆卸安装有袋装组件,且袋装组件包括袋体和抽气端;真空包装组件,连接所述袋装组件;密封组件,安装在放置框上;所述密封组件包括箱体、支撑件和密封件;其中,支撑件,活动安装在所述箱体内;密封件,活动安装在所述箱体内,且与所述支撑件位于不同侧;顶压组件,连接真空包装组件和密封组件。通过真空包装组件能够将袋体内部抽真空,同时在抽真空的过程中能够带动密封组件对抽气端进行密封,使得外界的气体无法进入到袋体中,具有非常好的抽真空效果。(The invention is suitable for the technical field of vacuum packaging equipment, and provides VR glasses lens vacuum packaging equipment, which comprises: a work table; the placing frame is movably arranged on the workbench, a bagging assembly is detachably arranged in the placing frame, and the bagging assembly comprises a bag body and an air exhaust end; a vacuum packaging assembly connected to the pouch assembly; the sealing assembly is arranged on the placing frame; the sealing assembly comprises a box body, a supporting piece and a sealing piece; the supporting piece is movably arranged in the box body; the sealing element is movably arranged in the box body and is positioned at a different side from the supporting element; the jacking component is connected with the vacuum packaging component and the sealing component. Can be with the inside evacuation of the bag body through vacuum packaging subassembly, can drive seal assembly simultaneously at the in-process of evacuation and seal the end of bleeding for external gas can't enter into the bag body, has very good evacuation effect.)

1. A VR eyeglass lens vacuum packaging apparatus, comprising:

a work table;

the placing frame is movably arranged on the workbench, a bagging assembly is detachably arranged in the placing frame, and the bagging assembly comprises a bag body and an air exhaust end;

the vacuum packaging assembly is connected with the bagged assembly and is used for vacuumizing the inside of the bagged assembly;

the sealing assembly is arranged on the placing frame and used for sealing the bagged assembly after the vacuumizing is finished; the sealing assembly comprises a box body, a supporting piece and a sealing piece; wherein the content of the first and second substances,

the supporting piece is movably arranged in the box body and is used for supporting the air exhaust end of the bagged component;

the sealing element is movably arranged in the box body, is positioned at different sides from the supporting element and is used for sealing the air exhaust end of the bagged component;

the jacking component is connected with the vacuum packaging component and the sealing component and used for driving the sealing component to move in the box body in the vacuumizing process so as to seal the air exhaust end of the bagged component.

2. The VR eyeglass lens vacuum packaging apparatus of claim 1, wherein the suction end is provided with a snap fitting that mates with the seal, and the suction end is sealed by mating with the seal.

3. The VR eyeglass lens vacuum packaging apparatus of claim 1, wherein the support comprises:

the supporting body is movably arranged in the box body and is used for supporting the air exhaust end;

and the telescopic piece is connected with the support body and used for driving the support body to move in the vertical direction during sealing.

4. The VR eyeglass lens vacuum packaging apparatus of claim 1, wherein the seal comprises:

the sealing body is used for being matched with the air exhaust end to seal the air exhaust end;

the inserting piece is movably arranged on the sealing body and used for inserting the sealing body on the air exhaust end;

a first driving member; the movable mounting is on the box for drive sealing member moves in vertical direction.

5. The VR glasses lens vacuum packaging apparatus of claim 1, wherein the top pressing assembly 06 comprises:

the air collecting piece is communicated with the vacuum packaging assembly and is used for collecting the pumped air;

and the jacking part is movably arranged on the gas collecting part and used for driving the sealing part to move in the vertical direction.

6. The VR glasses lens vacuum packaging apparatus of claim 1, further comprising:

the first movable assembly is arranged in the workbench and used for driving the placing frame to move in the horizontal direction; wherein the first movable assembly comprises:

the moving part is arranged on one side of the placing frame and is used for driving the placing frame to move in the horizontal direction;

and the second driving piece is arranged in the workbench and used for driving the movable frame to move in the horizontal direction and matched with the supporting piece for use.

7. The VR eyeglass lens vacuum packaging apparatus of claim 6, wherein the movable member includes a connecting portion and a mating portion; wherein the content of the first and second substances,

the connecting part is connected with the placing frame and is used for driving the placing frame to move in the horizontal direction;

and the matching part is installed on the connecting part and is matched with the second driving part for use, and the connecting part is driven to move through the second driving part.

8. The VR glasses lens vacuum packaging apparatus of claim 1, further comprising:

the cutting assembly is arranged on the box body and used for cutting the sealing element; the cutting assembly includes a synchronizing member and a cutting member, wherein,

the cutting piece is movably arranged on the box body, is matched with one end of the synchronous piece for use and is used for cutting one end of the sealing piece;

and the synchronous piece is arranged on the supporting piece and used for driving the cutting piece to move to cut one end of the sealing piece when the supporting piece moves so as to enable the sealing piece to be separated from the box body.

Technical Field

The invention belongs to the technical field of vacuum packaging equipment, and particularly relates to VR glasses lens vacuum packaging equipment.

Background

VR glasses a virtual reality wear-type display device can seal people to external vision, sense of hearing, and the guide user produces one kind and is in virtual environment's sensation, and VR glasses are more and more receiving young person's liking at present, and the sales volume is also more and more high.

VR glasses need the lens to carry out vacuum packaging, current glasses lens vacuum packaging equipment, including shell and wrapping bag, inside fixedly connected with power, vacuum pump and the PLC controller respectively of shell, PLC controller output and vacuum pump input electric connection, bottom fixedly connected with solenoid valve in the shell, the solenoid valve delivery outlet passes through pipeline and vacuum pump input port intercommunication.

Above-mentioned equipment carries out the evacuation through the vacuum pump to the wrapping bag in the use, but can't effectively seal the wrapping bag at the in-process of evacuation, when having taken out again after the exhaustion there is a small amount of gas to enter into the wrapping bag again, influences vacuum packaging's effect this moment.

Disclosure of Invention

The embodiment of the invention aims to provide VR (virtual reality) spectacle lens vacuum packaging equipment, and aims to solve the problem that the existing vacuum packaging equipment cannot achieve a sealing effect in vacuum pumping.

The embodiment of the invention is realized in such a way that the VR glasses lens vacuum packaging equipment comprises:

a work table;

the placing frame is movably arranged on the workbench, a bagging assembly is detachably arranged in the placing frame, and the bagging assembly comprises a bag body and an air exhaust end;

the vacuum packaging assembly is connected with the bagged assembly and is used for vacuumizing the inside of the bagged assembly;

the sealing assembly is arranged on the placing frame and used for sealing the bagged assembly after the vacuumizing is finished; the sealing assembly comprises a box body, a supporting piece and a sealing piece; wherein the content of the first and second substances,

the supporting piece is movably arranged in the box body and is used for supporting the air exhaust end of the bagged component;

the sealing element is movably arranged in the box body, is positioned at different sides from the supporting element and is used for sealing the air exhaust end of the bagged component;

the jacking component is connected with the vacuum packaging component and the sealing component and used for driving the sealing component to move in the box body in the vacuumizing process so as to seal the air exhaust end of the bagged component.

The embodiment of the invention has the beneficial effects that: the vacuum packaging assembly can vacuumize the interior of the bag body, and meanwhile, the sealing assembly can be driven to seal the air exhaust end in the vacuumizing process, so that external gas cannot enter the bag body, and a good vacuumizing effect is achieved; meanwhile, the cutting can be carried out after the sealing is finished, and the integral functionality is effectively improved.

Drawings

FIG. 1 is a block diagram of an embodiment of the present invention;

FIG. 2 is a block diagram of area A in the embodiment of the present invention;

FIG. 3 is a block diagram of a B area in an embodiment of the present invention;

FIG. 4 is a block diagram of a region C according to an embodiment of the present invention;

FIG. 5 is a structural view of a U-shaped frame according to an embodiment of the present invention;

fig. 6 is a structural diagram of a second movable assembly in the embodiment of the present invention.

In the drawings: 01-fixed frame, 02-placing frame, 03-bagged assembly, 04-vacuum packaging assembly, 05-sealing assembly, 06-jacking assembly, 07-first movable assembly, 08-cutting assembly, 09-second movable assembly, 11-workbench, 12-movable cavity, 21-first through hole, 31-vacuum bag, 32-air exhaust pipe, 41-vacuum extractor, 42-first connecting pipe, 43-second connecting pipe, 51-fixed box, 52-second through hole, 53-sealing block, 54-connecting pipe, 55-limiting block, 56-inserted bar, 57-first spring, 58-top plate, 59-supporting rod, 510-second spring, 511-mounting frame, 512-U-shaped frame, 513-flanging, 514-a guide rod, 515-a third spring, 516-a fixed plate, 61-a connecting box, 62-a movable plate, 63-a mandril, 64-a thimble, 65-a fourth spring, 66-a vent hole, 71-a driving block, 72-a limiting shaft, 73-a limiting groove, 74-a first matching block, 75-a second matching block, 76-a movable rod, 77-a first connecting block, 78-a magnet group, 79-a fifth spring, 82-a folded plate, 83-a third matching block, 84-a fourth matching block, 85-a knife rest, 86-a cutting knife, 87-a stop block, 88-a sixth spring, 91-a hinged seat, 92-a connecting rod, 93-a rotating wheel and 94-a driving rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, a structure diagram of a VR glasses lens vacuum packaging apparatus provided for an embodiment of the present invention includes:

a work table 11;

the placing frame 02 is movably arranged on the workbench 11, a bagged component 03 is detachably arranged in the placing frame, and the bagged component 03 comprises a bag body and an air exhaust end;

the vacuum packaging assembly 04 is connected with the bagged assembly 03 and is used for vacuumizing the inside of the bagged assembly 03;

the sealing assembly 05 is arranged on the placing frame 02 and used for sealing the bagged assembly 03 after the vacuumizing is finished; the seal assembly 05 comprises a box body, a support member and a seal member; wherein the content of the first and second substances,

the supporting piece is movably arranged in the box body and is used for supporting the air exhaust end of the bagged component 03;

the sealing element is movably arranged in the box body, is positioned at a different side from the supporting element and is used for sealing the air exhaust end of the bagged component 03;

the jacking component 06 is connected with the vacuum packaging component 04 and the sealing component 05 and used for driving the sealing element to move in the box body in the vacuumizing process so as to seal the air exhaust end of the bagged component 03.

In this embodiment, the worktable 11 plays a role of supporting the placing frame 02, and further plays a role of bearing the placing frame 02, the vacuum packaging assembly 04 and the sealing assembly 05, so as to facilitate packaging; the bagged component 03 can be conveniently placed through the placing frame 02, the bearing effect on the bagged component 03 is achieved, the bagged component 03 is placed on the placing frame 02 when the glasses are used, and then lenses of VR glasses are placed in the bagged component 03 for vacuum packaging; and can carry out the evacuation to the subassembly 03 in bags through vacuum packaging subassembly 04, during gas among the evacuation process can shift to roof pressure subassembly 06 simultaneously, drives the sealing member through roof pressure subassembly 06 and moves in vertical direction, can drive the sealing member this moment and seal the end of bleeding.

In this embodiment, when vacuum packaging is required, the bagged component 03 is firstly mounted on the placing frame 02, then the VR glasses lens is placed in the bagged component 03, the inside of the bagged component 03 is vacuumized through the vacuum packaging component 04, gas in the vacuumizing process is transferred to the jacking component 06, and the jacking component 06 drives the sealing element to move in the vertical direction to seal the air exhaust end.

As shown in fig. 1, according to a preferred embodiment of the present invention, the table 11 is fixed in a fixed frame 01, and the entire table is supported by the fixed frame 01, thereby improving the overall stability.

Further, the bag body and the air exhaust end are a vacuum bag 31 and an air exhaust pipe 32 respectively, wherein the vacuum bag 31 is placed in the placement frame 02, one end of the air exhaust pipe 32 is communicated with the vacuum bag 31, the other end of the air exhaust pipe is communicated with the vacuum packaging assembly 04, air in the vacuum bag 31 can be exhausted through the air exhaust pipe 32, meanwhile, the placement frame 02 is provided with a first through hole 21 through which the air exhaust pipe 32 passes, and therefore the air exhaust pipe 32 can conveniently penetrate through the placement frame 02 and is communicated with the vacuum packaging assembly 04.

As shown in FIG. 1, as a preferred embodiment of the present invention, the suction end is provided with a fitting part which is matched with the sealing member, and the suction end is sealed by matching with the sealing member.

In this embodiment, the fitting part is a hole groove, the hole groove is disposed on the exhaust tube 32, and when the sealing member is inserted into the hole groove, the exhaust tube 32 can be sealed, so that the sealing capability of the vacuum bag 31 is improved, and the vacuum effect of the vacuum bag 31 is very good.

As shown in fig. 1, as a preferred embodiment of the present invention, the box body includes a fixed box 51, the fixed box 51 is fixed on the worktable 11, and the fixed box 51 is provided with a second through hole 52 for passing the exhaust pipe 32, so as to support and seal the exhaust pipe 32 conveniently at the rear; meanwhile, the mounting bracket 511 is fixed on the fixed box 51, and the mounting bracket 511 has excellent supporting capability.

As shown in fig. 1, as a preferred embodiment of the present invention, the supporter includes:

the supporting body is movably arranged in the box body and is used for supporting the air exhaust end;

and the telescopic piece is connected with the support body and used for driving the support body to move in the vertical direction during sealing.

In the embodiment, the support body can support the exhaust tube 32, so as to seal the exhaust tube 32; in addition, the support body can be driven to move in the vertical direction through the telescopic piece, and the hole groove on the exhaust tube 32 is sealed later.

In this embodiment, the support body includes a top plate 58 movably disposed in the fixed box 51, the top plate 58 supports the exhaust tube 32, and the top plate 58 is disposed at the bottom of the hole slot to seal the hole slot, so as not to affect the subsequent vacuum pumping; the extensible member includes branch 59, and the one end and the roof 58 fixed connection of branch 59, the other end run through the first support sleeve that sets up on fixed case 51, and is connected through second spring 510 between first support sleeve and the roof 58, can drive branch 59 also downstream when roof 58 downstream, can compress second spring 510 this moment, play very good cushioning effect.

As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the sealing member includes:

the sealing body is used for being matched with the air exhaust end to seal the air exhaust end;

the inserting piece is movably arranged on the sealing body and used for inserting the sealing body on the air exhaust end;

a first driving member; the movable mounting is on the box for drive sealing member moves in vertical direction.

In this embodiment, the sealing body can seal the hole and the groove on the exhaust tube 32, when the exhaust tube 32 is inserted into the hole and the groove, the hole and the groove can be sealed, and at this time, the vacuum bag 31 cannot be vacuumized, and the outside air cannot enter the vacuum bag 31, so that the vacuum bag 31 has a very good sealing effect; the sealing body can be arranged in the hole groove through the inserting piece, so that the sealing body has good stability; in addition, can drive the seal through first driving piece and move in vertical direction, and then make things convenient for subsequent sealed.

In this embodiment, the sealing body includes a sealing block 53, one end of the sealing block 53 is fixedly connected to the connecting pipe 54, the sealing block 53 is matched with the hole slot to perform a sealing function, the connecting pipe 54 is used for conveniently connecting the sealing block 53, the connecting pipe 54 penetrates through a second supporting sleeve arranged on the fixed box 51, and the second supporting sleeve performs a supporting function on the connecting pipe 54.

In this embodiment, insert the piece and include stopper 55, stopper 55 is right trapezoid, and one end and inserted bar 56 fixed connection, the other end of inserted bar 56 is inserted and is established in sealed piece 53, stopper 55 can slide on sealed piece 53 promptly, neither can influence inserting of sealed piece 53 and establish, can play spacing effect again, be connected through first spring 57 between stopper 55 and the sealed piece 53 simultaneously, can realize stopper 55 reciprocating sliding on sealed piece 53 and carry out spacingly, and then conveniently insert sealed piece 53 and establish in the hole groove.

In this embodiment, the first driving member includes a U-shaped frame 512, the U-shaped frame 512 is slidably disposed on the mounting frame 511, that is, the U-shaped frame 512 can move in the vertical direction, one end of the U-shaped frame 512 is attached to the connecting pipe 54, when the U-shaped frame 512 moves downward, the sealing block 53 can be driven to move in the vertical direction, and at this time, the sealing block 53 can be inserted into the hole groove, so that the sealing function is achieved; a folding edge 513 is fixed on the U-shaped frame 512, and the folding edge 513 is in sliding connection with a guide rod 514 fixed on the mounting frame 511, so that the stability of the U-shaped frame 512 in the moving process is improved; in addition, the folding edge 513 is connected with the mounting frame 511 through a third spring 515, so that the buffering capacity of the U-shaped frame 512 in the moving process is improved, and the reciprocating motion of the U-shaped frame 512 in the vertical direction is realized.

As shown in fig. 1 and 2, as a preferred embodiment of the present invention, the pressing assembly 06 includes:

the air collecting piece is communicated with the vacuum packaging assembly 04 and is used for collecting the pumped air;

and the jacking part is movably arranged on the gas collecting part and used for driving the sealing part to move in the vertical direction.

In this embodiment, the air collector can collect the drawn air and is used to drive the sealing member to move in the vertical direction, making the structure simpler; the jacking part is movably arranged on the air collecting part, and the jacking part can effectively drive the sealing part to move in the vertical direction, so that a good sealing effect is achieved.

In this embodiment, the gas collecting member includes a connecting box 61 fixedly mounted on the worktable 11, the connecting box 61 is communicated with one end of the second connecting pipe 43, the gas pumped by the vacuum extractor 41 enters the connecting box 61 through the second connecting pipe 43, so that the pressure inside the connecting box 61 is increased, and at this time, the jacking member can be driven to move in the vertical direction; the connection box 61 is provided with a vent hole 66, and the gas in the connection box 61 can be discharged through the vent hole 66.

In this embodiment, the pressing member includes a movable plate 62 movably disposed in the connecting box 61, the movable plate 62 is fixedly connected to one end of a rod 63, the other end of the rod 63 is fixedly connected to a pin 64, when the movable plate 62 moves in the vertical direction, the pin 64 can be driven to move in the vertical direction, the pin 64 is used in cooperation with a fixing plate 516 fixed on the U-shaped frame 512, when the pin 64 moves downward, the fixing plate 516 can be driven to move downward, and the sealing member is driven to move downward; in addition, the movable plate 62 is connected to the connection box 61 by a fourth spring 65, so that the movable plate 62 reciprocates.

As shown in fig. 1, as a preferred embodiment of the present invention, the present invention further includes:

the first movable assembly 07 is installed in the workbench 11 and used for driving the placing frame 02 to move in the horizontal direction; wherein the first movable assembly 07 comprises:

the moving piece is arranged on one side of the placing frame 02 and used for driving the placing frame 02 to move in the horizontal direction;

and the second driving piece is arranged in the workbench 11 and used for driving the movable frame to move in the horizontal direction and matched with the supporting piece for use.

In the embodiment, the first movable assembly 07 can drive the placing frame 02 to move after being sealed, and the air exhaust end can be moved out of the fixed box 51, so that the device has very good functionality; can drive through the moving part and place frame 02 and remove, and can drive the moving part through the second driving piece and remove, can drive this moment and place frame 02 and also remove.

In this embodiment, the second driving member includes a movable rod 76, one end of the movable rod 76 is fixedly connected to a second matching block 75, the second matching block 75 is fixedly connected to a first matching block 74 fixed at the bottom of the supporting rod 59, when the air exhaust pipe 32 moves downward, the first matching block 74 can be driven to move downward, the first matching block 74 drives the second matching block 75 to move in the horizontal direction during the downward movement, when the second matching block 75 moves in the horizontal direction, the movable rod 76 can be driven to move in the horizontal direction, the other end of the movable rod 76 is fixedly connected to a first connecting block 77, a magnet group 78 used in cooperation is arranged on the first connecting block 77 and the movable member, and when the first connecting block 77 moves, the movable member is driven to move under the action of magnetic force; in addition, a fifth spring 79 is further sleeved outside the movable rod 76, and the reciprocating motion of the movable rod 76 in the horizontal direction is realized through the fifth spring 79.

As shown in fig. 1 and 4, as a preferred embodiment of the present invention, the movable member includes a connecting portion and a mating portion; wherein the content of the first and second substances,

the connecting part is connected with the placing frame 02 and used for driving the placing frame 02 to move in the horizontal direction;

and the matching part is installed on the connecting part and is matched with the second driving part for use, and the connecting part is driven to move through the second driving part.

In this embodiment, can connect through connecting portion and place frame 02, can drive when connecting portion remove and place frame 02 and remove, and cooperation portion sets up on connecting portion, conveniently bears magnet pack 78 and realizes the reciprocating motion of connecting portion.

In this embodiment, the connecting portion includes a driving block 71 fixedly connected to the placing frame 02, the driving block 71 is movably disposed on the worktable 11, and the driving block 71 can drive the placing frame 02 to move when moving; a limiting shaft 72 is fixed on the driving block 71, and the limiting shaft 72 is in sliding connection with a limiting groove 73 arranged on the workbench 11, so that the stability of the driving block 71 in the moving process is improved.

In this embodiment, the matching portion includes a first fixing block (not labeled) fixed on the driving block 71, the first fixing block is used for bearing the magnet assembly 78, and the placing frame 02 is driven to move by the mutual matching of the magnet assembly 78; the first fixed block is connected to the second fixed block (not labeled) by an elastic member (not labeled), and the reciprocating motion of the driving block 71 in the horizontal direction is realized.

As shown in fig. 1 and 5, as a preferred embodiment of the present invention, the present invention further includes:

a cutting assembly 08 mounted on the case for cutting the seal; the cutting assembly 08 comprises a synchronizing member and a cutting member, wherein,

the cutting piece is movably arranged on the box body, is matched with one end of the synchronous piece for use and is used for cutting one end of the sealing piece;

and the synchronous piece is arranged on the supporting piece and used for driving the cutting piece to move to cut one end of the sealing piece when the supporting piece moves so as to enable the sealing piece to be separated from the box body.

In the embodiment, the cutting assembly 08 can cut the connecting pipe 54, so as to facilitate the extraction of the extraction pipe 32; the cutting member can perform a cutting function, and the U-shaped frame 512 drives the cutting member to move at the same time of moving through the synchronous member.

In this embodiment, the synchronizing member includes a folded plate 82 fixedly connected to the folded edge 513, a third mating block 83 is fixed on the folded plate 82, the cutting member includes a knife rest 85, a fourth mating block 84 is fixed on the knife rest 85, the fourth mating block 84 is used in cooperation with the third mating block 83, the knife rest 85 is slidably disposed on the fixed box 51, when the folded edge 513 moves downward, the third mating block 83 can be driven to move downward, at this time, the knife rest 85 can be driven to move in the horizontal direction, a cutting knife 86 is fixed in the knife rest 85, and the cutting knife 86 plays a role in cutting the connecting pipe 54; in addition, a stop 87 is fixed on the knife rest 85, and the stop 87 is connected with the fixed box 51 through a sixth spring 88, so that the reciprocating motion of the cutting knife 86 in the horizontal direction is realized, and a very good cutting effect is achieved.

As shown in fig. 1 and 6, as a preferred embodiment of the present invention, the present invention further includes a second movable assembly 09, and the placing frame 02 is also driven to move by the second movable assembly 09; the second movable assembly 09 comprises a hinged seat 91 fixed on the movable rod 76, the hinged seat 91 is hinged to one end of a connecting rod 92, the other end of the connecting rod 92 is rotatably connected with a rotating wheel 93 arranged in the movable cavity 12 in a rotating mode, the rotating wheel 93 can be driven to rotate when the movable rod 76 moves, the rotating wheel 93 is matched with a driving rod 94 arranged on the first fixed block for use, the rotating wheel 93 can drive the first fixed block to move in the horizontal direction when rotating, and then the placing frame 02 is driven to move in the horizontal direction.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

12页详细技术资料下载
上一篇:一种医用注射器针头装配设备
下一篇:一种食品包装用塑料袋真空包装机

网友询问留言

已有0条留言

还没有人留言评论。精彩留言会获得点赞!

精彩留言,会给你点赞!