阅读说明：本技术 一种适用于口罩生产作业的多方式去除环氧乙烷的工作台 (Multi-way ethylene oxide removing workbench suitable for mask production operation ) 是由 黄宁宁 于 2021-08-24 设计创作，主要内容包括：本发明涉及口罩生产领域,尤其涉及一种适用于口罩生产作业的多方式去除环氧乙烷的工作台,包括有支座架、支撑组件、驱动组件、第一压动组件、第二压动组件等；支座架上设置有支撑组件,支座架上固定安装有驱动组件,第一压动组件设置于支撑组件上,第二压动组件同样设置于支撑组件上。通过第一多孔压板向下与相向运动的配合,第一多孔压板将口罩压实,使口罩中的环氧乙烷气体从第一多孔压板中排出,同时第二多孔压板与多孔导向板配合将口罩两侧压实,让口罩中的环氧乙烷气体从第二多孔压板中排出,便于使口罩中的环氧乙烷气体从四周排出。(The invention relates to the field of mask production, in particular to a workbench for removing ethylene oxide in multiple modes, which is suitable for mask production operation and comprises a supporting seat frame, a supporting component, a driving component, a first pressing component, a second pressing component and the like; the supporting seat frame is provided with a supporting component, the supporting seat frame is fixedly provided with a driving component, the first pressing component is arranged on the supporting component, and the second pressing component is also arranged on the supporting component. Through the cooperation of first porous clamp plate downward with relative motion, first porous clamp plate is with the gauze mask compaction, makes the ethylene oxide gas in the gauze mask discharge from first porous clamp plate, and the cooperation of second porous clamp plate and porous deflector is with the compaction of gauze mask both sides simultaneously, lets the ethylene oxide gas in the gauze mask discharge from the second porous clamp plate, is convenient for make the ethylene oxide gas in the gauze mask discharge all around.)

1. The utility model provides a workstation of ethylene oxide is got rid of to multimode suitable for gauze mask production operation, characterized by: the device comprises a supporting seat frame, a supporting component, a driving component, a first pressing component, a second pressing component, a rotary swinging component, a pressing component and a clamping component, wherein the supporting seat frame is provided with the supporting component, the supporting seat frame is fixedly provided with the driving component, the first pressing component is arranged on the supporting component, the second pressing component is also arranged on the supporting component, the driving component is provided with the rotary swinging component, the pressing component is fixedly connected onto the supporting seat frame, and the clamping component is arranged on the first pressing component.

2. The workbench for removing the ethylene oxide in multiple modes, which is suitable for mask production operation, according to claim 1, is characterized in that: the supporting component comprises a supporting plate and a friction ring, the supporting plate is rotatably connected to the supporting seat frame, a pair of friction rings are arranged on the supporting seat frame, the supporting plate penetrates through the friction rings, and the friction rings are tightly attached to the supporting plate.

3. The workbench for removing the ethylene oxide in multiple modes, which is suitable for mask production operation, according to claim 2, is characterized in that: the driving component comprises a first L-shaped plate, an electric push rod, a slotting guide bar, a rack, a first compression spring, a second L-shaped plate, a driving shaft, a first gear, a first lower compression rod and a slotting disc, the first L-shaped plate is fixedly installed on the supporting seat frame, the electric push rod is fixedly installed on the first L-shaped plate, the slotting guide bar is welded at one end of a telescopic shaft of the electric push rod, the rack is connected on the slotting guide bar in a sliding mode, the first compression spring is connected on the rack in a linkage mode, one end of the first compression spring is connected with the slotting guide bar, the second L-shaped plate is arranged on the first pressure-rotating component, the driving shaft is connected on the second L-shaped plate in a rotating mode, the first gear is welded at one end of the driving shaft, the first lower compression rod is connected on the second L-shaped plate in a lifting mode, the first lower compression rod is in sliding fit with the supporting plate, the slotting disc is fixedly connected at the other end of the driving shaft, and a circular chute is arranged on the slotting disc, the first lower pressure lever is connected with the circular sliding groove in a sliding manner.

4. The workbench for removing the ethylene oxide in multiple modes, which is suitable for mask production operation, according to claim 3, is characterized in that: first pressure moves the subassembly including porous deflector, first porous clamp plate and extension spring, and porous deflector symmetry sets up on the backup pad top surface, and second L template rigid coupling is on the porous deflector of a department, and common slidingtype is connected with a pair of first porous clamp plate on two porous deflectors, and the distributing type is provided with the venthole on the first porous clamp plate, and first porous clamp plate and first depression bar are contacted each other, have cup jointed a pair of extension spring on the first porous clamp plate, and extension spring one end cup joints with porous deflector.

5. The workbench for removing the ethylene oxide in multiple modes, which is suitable for mask production operation, according to claim 4, is characterized in that: the second is pressed and is moved the subassembly including the guide bar, the porous clamp plate of second, second compression spring and opening plate, the guide bar rigid coupling is at the backup pad top surface, the last symmetry slidingtype of guide bar is connected with the porous clamp plate of second, the mutual parallel and level in two porous clamp plate sides, the same distributing type is provided with the venthole on the porous clamp plate of second, porous clamp plate one side of second is connected with second compression spring, second compression spring one end links to each other with the guide bar, first depression bar one end welding has opening plate, opening plate and the mutual touching of the porous clamp plate of second.

6. The workbench for removing the ethylene oxide in multiple modes, which is suitable for mask production operation, according to claim 5, is characterized in that: rotatory whipping subassembly is including the direction push pedal, prop open the strip, spacing spring, the back shaft, the second gear, rotary disk and connecting rod, the welding has the direction push pedal on the first L template, prop open the strip and weld on first L template equally, be connected with spacing with the mode of liftable on the fluting guide strip, spacing and the contact of propping open the strip, be connected with spacing spring between spacing and the fluting guide strip, the pivoted type is connected with the back shaft on the seat frame, the rigid coupling has the second gear on the back shaft, be provided with the rotary disk in the backup pad, the pivoted type is connected with the connecting rod on the rotary disk, the connecting rod is connected with the second gear pivoted type.

7. The workbench for removing the ethylene oxide in multiple modes, which is suitable for the mask production operation, according to claim 6, is characterized in that: the pressing assembly comprises a supporting plate, a pressing frame, a third compression spring, a pressing plate, a torsion spring, a second pressing rod and a fourth compression spring, the supporting plate is fixedly mounted on the supporting plate frame, the pressing frame is connected to the supporting plate in a lifting mode, the third compression spring is connected to the pressing frame in a connected mode, one end of the third compression spring is fixedly connected with the supporting plate, the pressing plate is rotatably connected to the upper portion of the pressing frame, a pair of torsion springs is connected between the pressing plate and the pressing frame, the second pressing rod is connected to the supporting plate in a sliding mode, the second pressing rod is in contact with the first porous pressing plate, the pressing plate is in contact with the second pressing rod, and the fourth compression spring is connected between the second pressing rod and the supporting plate.

8. The workbench for removing ethylene oxide in multiple modes suitable for mask production operation according to claim 7, characterized in that: the clamping assembly comprises a supporting guide plate, clamping strips, clamping springs and a U-shaped plate, the supporting guide plate is symmetrically arranged on the other porous guide plate, the supporting guide plate is connected with the clamping strips in a sliding mode, the clamping strips are connected with the clamping springs in a connecting mode, one ends of the clamping springs are fixedly connected with the supporting guide plate, and the U-shaped plate is welded on the two clamping strips.

Technical Field

The invention relates to the field of mask production, in particular to a workbench for removing ethylene oxide in multiple modes, which is suitable for mask production operation.

Background

At present, the medical instruments are widely sterilized by adopting ethylene oxide, the ethylene oxide is the simplest cyclic ether, belongs to heterocyclic compounds and is an important petrochemical product, the ethylene oxide is a 2 nd generation chemical disinfectant appearing after formaldehyde, and is still one of the best cold disinfectants so far, and the ethylene oxide can be used for disinfecting some articles and materials which cannot resist high-temperature disinfection.

After the gauze mask is produced, generally need use ethylene oxide sterilizer to disinfect to the gauze mask, still need to stew 7 days after its disinfection and be used for the analysis, then just can pack and dispatch from the factory, supply with medical personnel and use, because ethylene oxide analysis process is slower, consequently need the time overlength of stewing, influence follow-up gauze mask production processes easily.

Disclosure of Invention

The invention aims to provide a workbench which can discharge ethylene oxide gas in a mask from the periphery and can fully throw off the ethylene oxide gas contained in the mask and is suitable for mask production operation in a multi-mode ethylene oxide removal mode, so as to solve the problem that the standing time is too long in the background technology.

The technical implementation scheme of the invention is as follows: the utility model provides a workstation of ethylene oxide is got rid of to multimode suitable for gauze mask production operation, including the saddle, supporting component, drive assembly, first pressure moves the subassembly, the subassembly is moved to the second pressure, rotatory whipping subassembly, push down subassembly and clamping component, be provided with supporting component on the saddle, fixed mounting has drive assembly on the saddle, first pressure moves the subassembly and sets up on supporting component, the subassembly is moved equally to the second pressure, be equipped with rotatory whipping subassembly on the drive assembly, push down the subassembly rigid coupling on the saddle, clamping component locates on the first pressure moves the subassembly.

Optionally, the support assembly includes a support plate and a friction ring, the support plate is rotatably connected to the support frame, a pair of friction rings is disposed on the support frame, the support plate penetrates through the friction ring, and the friction ring is tightly attached to the support plate.

Optionally, the driving assembly comprises a first L-shaped plate, an electric push rod, a slotted guide bar, a rack, a first compression spring, a second L-shaped plate, a driving shaft, a first gear, a first lower compression rod and a slotted disc, the first L-shaped plate is fixedly mounted on the supporting frame, the electric push rod is fixedly mounted on the first L-shaped plate, the slotted guide bar is welded at one end of a telescopic shaft of the electric push rod, the rack is slidably connected with the slotted guide bar, the first compression spring is connected with the rack in a coupling manner, one end of the first compression spring is connected with the slotted guide bar, the second L-shaped plate is arranged on the first pressure-sliding assembly, the driving shaft is rotatably connected with the second L-shaped plate, the first gear is welded at one end of the driving shaft, the first lower compression rod is connected with the second L-shaped plate in a lifting manner, the first lower compression rod is slidably matched with the supporting plate, the slotted disc is fixedly connected to the other end of the driving shaft, and the slotted disc is provided with a circular chute, the first lower pressure lever is connected with the circular sliding groove in a sliding manner.

Optionally, the first pressing component comprises a porous guide plate, a first porous pressing plate and an extension spring, the porous guide plate is symmetrically arranged on the top surface of the supporting plate, the second L-shaped plate is fixedly connected to one porous guide plate, a pair of first porous pressing plates are connected to the two porous guide plates in a sliding mode, air outlets are formed in the first porous pressing plates in a distributed mode, the first porous pressing plates are in contact with the first lower pressing rod, the first porous pressing plates are sleeved with the extension spring, and one end of the extension spring is sleeved with the porous guide plate.

Optionally, the second pressing component comprises a guide rod, a second porous pressing plate, a second compression spring and an opening plate, the guide rod is fixedly connected to the top surface of the supporting plate, the guide rod is symmetrically and slidably connected with the second porous pressing plate, the two sides of the second porous pressing plate are parallel and level to each other, the second porous pressing plate is also provided with air outlets in a distributed mode, one side of the second porous pressing plate is connected with the second compression spring, one end of the second compression spring is connected with the guide rod, one end of the first pressing rod is welded with the opening plate, and the opening plate and the second porous pressing plate are touched with each other.

Optionally, rotatory whipping subassembly is including the direction push pedal, prop the strip of opening, spacing spring, the back shaft, the second gear, rotary disk and connecting rod, the welding has the direction push pedal on the first L template, it welds on first L template equally to prop the strip of opening, be connected with spacing with the mode of liftable on the fluting guide strip, spacing and the contact of propping the strip of opening, be connected with spacing spring between spacing and the fluting guide strip, the last pivoted type of seat frame is connected with the back shaft, the rigid coupling has the second gear on the back shaft, be provided with the rotary disk in the backup pad, the pivoted type is connected with the connecting rod on the rotary disk, the connecting rod is connected with the second gear pivoted type.

Optionally, the pressing assembly comprises a supporting plate, a pressing frame, a third compression spring, a pressing plate, a torsion spring, a second pressing rod and a fourth compression spring, the supporting plate is fixedly mounted on the supporting plate, the pressing frame is connected to the supporting plate in a lifting mode, the third compression spring is connected to the pressing frame in a connected mode, one end of the third compression spring is fixedly connected with the supporting plate, the pressing plate is rotatably connected to the upper portion of the pressing frame, the pair of torsion springs is connected between the pressing plate and the pressing frame, the second pressing rod is connected to the supporting plate in a sliding mode, the second pressing rod is in contact with the first porous pressing plate, the pressing plate is in contact with the second pressing rod, and the fourth compression spring is connected between the second pressing rod and the supporting plate.

Optionally, the clamping assembly comprises a supporting guide plate, clamping strips, clamping springs and a U-shaped plate, the supporting guide plate is symmetrically arranged on the other porous guide plate, the supporting guide plate is connected with the clamping strips in a sliding mode, the clamping strips are connected with the clamping springs in a connecting mode, one ends of the clamping springs are fixedly connected with the supporting guide plate, and the U-shaped plate is welded on the two clamping strips together.

The invention has the following advantages:

through the cooperation of first porous clamp plate downward with relative motion, first porous clamp plate is with the gauze mask compaction, makes the ethylene oxide gas in the gauze mask discharge from first porous clamp plate, and the cooperation of second porous clamp plate and porous deflector is with the compaction of gauze mask both sides simultaneously, lets the ethylene oxide gas in the gauze mask discharge from the second porous clamp plate, is convenient for make the ethylene oxide gas in the gauze mask discharge all around.

Through the effect of porous deflector for two first porous clamp plates move in opposite directions, and first porous clamp plate presss from both sides the gauze mask tightly, and the depression bar blocks the second simultaneously down to press from both sides tight strip, and is effectual fixed the gauze mask, and the ethylene oxide gas that contains in the later stage of being convenient for gets rid of in the gauze mask is got rid of.

The rotating disc and the upper device thereof are driven to rotate by the connecting rod, so that the first porous pressing plate drives the mask to rotate, ethylene oxide gas contained in the mask is thrown out, and the ethylene oxide in the mask is further removed.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the support assembly of the present invention.

Fig. 4 is a partial perspective view of the driving assembly of the present invention.

Fig. 5 is a schematic perspective view of the driving assembly of the present invention.

Fig. 6 is a schematic perspective view of the first and second pressing assemblies according to the present invention.

Fig. 7 is an enlarged schematic view of the structure of the present invention a.

Fig. 8 is a partial perspective view of the rotational whipping assembly of the present invention.

FIG. 9 is an enlarged schematic view of the present invention B.

FIG. 10 is a schematic view of a first partially assembled body of the hold-down assembly of the present invention.

FIG. 11 is a schematic view of a second partial body structure of a hold-down assembly according to the present invention.

Fig. 12 is a perspective view of the clamping assembly of the present invention.

The meaning of the reference symbols in the figures: 1: pedestal frame, 2: support assembly, 21: support plate, 22: friction ring, 3: drive assembly, 31: first L-shaped plate, 32: electric putter, 33: slotted guide, 34: rack, 35: first compression spring, 36: second L-shaped plate, 37: drive shaft, 38: first gear, 39: first lower pressing lever, 310: slotted disc, 4: first pressing assembly, 41: perforated guide plate, 42: first porous platen, 43: tension spring, 5: second pressing member, 51: guide bar, 52: second porous platen, 53: second compression spring, 54: spreader plate, 6: rotational whip assembly, 61: guide push plate, 62: spreader bar, 63: spacing strip, 64: spacing spring, 65: support shaft, 66: second gear, 67: rotating disk, 68: connecting rod, 7: push-down assembly, 71: a support plate, 72: hold-down frame, 73: third compression spring, 74: lower press plate, 75: torsion spring, 76: second push-down lever, 77: fourth compression spring, 8: clamping assembly, 81: support guide, 82: clamping strip, 83: clamping spring, 84: u-shaped plate.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): the utility model provides a workstation of multimode removal ethylene oxide suitable for gauze mask production operation, as shown in fig. 1-12, including the support frame 1, supporting component 2, drive assembly 3, first pressure moves subassembly 4, second pressure moves subassembly 5, rotatory whipping subassembly 6, push down subassembly 7 and clamping component 8, be provided with supporting component 2 on the support frame 1, fixed mounting has drive assembly 3 on the support frame 1, be used for the first pressure that compresses tightly gauze mask top surface moves subassembly 4 and sets up on supporting component 2, the second pressure that is used for compressing tightly the gauze mask side moves subassembly 5 and sets up on supporting component 2 equally, be equipped with rotatory whipping subassembly 6 on the drive assembly 3, push down subassembly 7 rigid coupling on support frame 1, be used for locating the tight clamping component 8 of gauze mask clamp on first pressure moves subassembly 4.

The supporting component 2 comprises a supporting plate 21 and a friction ring 22, the supporting plate 21 is rotatably connected to the supporting seat frame 1, a pair of friction rings 22 is arranged on the supporting seat frame 1, the supporting plate 21 penetrates through the friction rings 22, the friction rings 22 are tightly attached to the supporting plate 21, and the friction rings 22 are used for preventing the supporting plate 21 and an upper device thereof from rotating too much.

The driving component 3 comprises a first L-shaped plate 31, an electric push rod 32, a slotted guide bar 33, a rack 34, a first compression spring 35, a second L-shaped plate 36, a driving shaft 37, a first gear 38, a first depression bar 39 and a slotted disc 310, the first L-shaped plate 31 is fixedly installed on the supporting seat frame 1, the electric push rod 32 is fixedly installed on the first L-shaped plate 31, the slotted guide bar 33 is welded at one end of an expansion shaft of the electric push rod 32 far away from the first L-shaped plate 31, the rack 34 is connected on the slotted guide bar 33 in a sliding manner, the first compression spring 35 is connected on the rack 34 in a linking manner, one end of the first compression spring 35 far away from the rack 34 is connected with the slotted guide bar 33, the second L-shaped plate 36 is arranged on the first pressure sliding component 4, the driving shaft 37 is connected on the second L-shaped plate 36 in a rotating manner, the first gear 38 is welded at one end of the driving shaft 37, the second L-shaped plate 36 is connected with the first depression bar 39 in a lifting manner, the first lower pressing rod 39 is slidably engaged with the supporting plate 21, the slotted disc 310 is fixedly connected to an end of the driving shaft 37 far away from the first gear 38, the slotted disc 310 has a circular sliding slot, and the first lower pressing rod 39 is slidably connected with the circular sliding slot.

The first pressing component 4 comprises a porous guide plate 41, a first porous pressing plate 42 and an extension spring 43, the porous guide plate 41 is symmetrically arranged on the top surface of the support plate 21, the second L-shaped plate 36 is fixedly connected to one porous guide plate 41, a pair of first porous pressing plates 42 are connected to the two porous guide plates 41 in a sliding mode, the first porous pressing plates 42 are used for compacting the mask, air outlets are formed in the first porous pressing plates 42 in a distributed mode, the first porous pressing plates 42 are in contact with the first lower pressing rods 39, the first lower pressing rods 39 are used for pushing the first porous pressing plates 42 to move downwards, a pair of extension springs 43 are sleeved on the first porous pressing plates 42, and one ends of the extension springs 43 far away from the first porous pressing plates 42 are sleeved with the porous guide plates 41.

The second pressure-actuated component 5 comprises a guide rod 51, a second porous pressing plate 52, a second compression spring 53 and an opening plate 54, the guide rod 51 is fixedly connected to the top surface of the supporting plate 21, the guide rod 51 is symmetrically and slidably connected with the second porous pressing plate 52, the side surfaces of the two second porous pressing plates 52 are parallel and level with each other, air outlets are formed in the second porous pressing plate 52 in a distributed mode, the second compression spring 53 is connected to one side of the second porous pressing plate 52, one end of the second compression spring 53 far away from the second porous pressing plate 52 is connected with the guide rod 51, the opening plate 54 is welded to one end of the first lower pressing rod 39, and the opening plate 54 and the second porous pressing plate 52 are mutually touched.

The rotary swing component 6 comprises a guide push plate 61, an opening strip 62, a limiting strip 63, a limiting spring 64, a supporting shaft 65, a second gear 66, a rotary disk 67 and a connecting rod 68, the guide push plate 61 is welded on the first L-shaped plate 31, the opening strip 62 is welded on the first L-shaped plate 31 close to the guide push plate 61, the limiting strip 63 is connected on the slotting guide strip 33 in a lifting mode, the limiting strip 63 is used for clamping the rack 34, the limiting strip 63 is in contact with the opening strip 62, the opening strip 62 is used for clamping the limiting strip 63, the limiting spring 64 is connected between the limiting strip 63 and the slotting guide strip 33, the supporting shaft 65 is rotatably connected on the supporting frame 1, the second gear 66 is fixedly connected on the supporting shaft 65, the rotary disk 67 is arranged on the supporting plate 21, the connecting rod 68 is rotatably connected on the rotary disk 67, and the connecting rod 68 far away from the rotary disk 67 is rotatably connected with the second gear 66.

The pressing assembly 7 comprises a support plate 71, a pressing frame 72 and a third compression spring 73, the support frame 1 is fixedly provided with a support plate 71, a lower pressing frame 72 is connected to the support plate 71 in a lifting manner, the lower pressing frame 72 is connected to the support plate 71 in a lifting manner, a third compression spring 73 is connected to the lower pressing frame 72, one end of the third compression spring 73 far away from the lower pressing frame 72 is fixedly connected with the support plate 71, a lower pressing plate 74 is rotatably connected to the upper portion of the lower pressing frame 72, the lower pressing plate 74 is used for pushing a second lower pressing rod 76 to move downwards, a pair of torsion springs 75 are connected between the lower pressing plate 74 and the lower pressing frame 72, a second lower pressing rod 76 is slidably connected to the support plate 21, the second lower pressing rod 76 is in mutual contact with the first porous pressing plate 42, the lower pressing plate 74 is also in mutual contact with the second lower pressing rod 76, and a fourth compression spring 77 is connected between the second lower pressing rod 76 and the support plate 21.

The clamping assembly 8 comprises a supporting guide plate 81, clamping strips 82, clamping springs 83 and a U-shaped plate 84, the supporting guide plate 81 is symmetrically arranged on the porous guide plate 41 at the other position, the clamping strips 82 are connected to the supporting guide plate 81 in a sliding mode, the clamping strips 82 are used for blocking the second lower pressing rod 76, the clamping strips 82 are connected with the clamping springs 83 in a linkage mode, one ends of the clamping springs 83 far away from the clamping strips 82 are fixedly connected with the supporting guide plate 81, and the U-shaped plate 84 is welded to the two clamping strips 82 far away from the supporting guide plate 81.

When needs disinfect to the gauze mask, the staff places two piles of gauze masks on backup pad 21, and staff manual control electric putter 32 shrink, and electric putter 32 shrink drives fluting conducting bar 33 and device on it and moves towards being close to first L template 31 direction, and spacing 63 can separate with opening strip 62, and spacing spring 64 that is in compression state resets and drives spacing 63 downstream. The rack 34 will then engage with the first gear 38, the rack 34 will drive the first gear 38 and the upper device to rotate, and the slotted disc 310 will drive the first lower pressing rod 39 to reciprocate up and down. When the first lower pressing rod 39 moves downwards, the first lower pressing rod 39 can push the first porous pressing plates 42 to move downwards, the two first porous pressing plates 42 move towards each other under the action of the porous guide plates 41, the first porous pressing plates 42 move downwards and move towards each other to be matched with each other to compact the mask, and ethylene oxide gas in the mask is discharged from the first porous pressing plates 42. Meanwhile, the first lower pressure rod 39 drives the opening plate 54 to move downwards, the opening plate 54 pushes the second porous pressure plate 52 to move relatively, the second porous pressure plate 52 is matched with the porous guide plate 41 to compact the two sides of the mask, and ethylene oxide gas in the mask is discharged from the second porous pressure plate 52.

When the first lower pressing rod 39 moves upwards, the first lower pressing rod 39 is separated from the first porous pressing plate 42, the stretched extension spring 43 resets to drive the first porous pressing plate 42 to move upwards to reset, the two first porous pressing plates 42 move relatively to reset under the action of the porous guide plate 41, the opening plate 54 is separated from the second porous pressing plate 52, and the compressed second compression spring 53 resets to drive the second porous pressing plate 52 to move oppositely to reset. According to the number of teeth of the rack 34 and the first gear 38, the rack 34 can drive the first gear 38 and the device thereon to rotate three times, so that the above operations need to be repeated three times, and the ethylene oxide gas in the mask can be conveniently discharged from the periphery.

When the rack 34 and the guide push plate 61 are contacted with each other, the guide push plate 61 can push the rack 34 to move towards the direction close to the opening strip 62, the rack 34 can push the limiting strip 63 to move upwards, and then the limiting strip 63 is enabled to clamp the rack 34 through the resetting action of the limiting spring 64. The rack 34 moving towards the direction close to the opening bar 62 pushes the lower pressing frame 72 and the upper device to move downwards, so that the lower pressing plate 74 pushes the second lower pressing rod 76 to move downwards, and further the second lower pressing rod 76 pushes the first porous pressing plate 42 to move downwards, and the two first porous pressing plates 42 move towards each other through the action of the porous guide plate 41, and the mask is clamped by the first porous pressing plates 42. The second depression bar 76 will then push the clamping bar 82 to move away from the first depression bar 39, and the compressed clamping spring 83 will return to move the clamping bar 82 to move toward the first depression bar 39, and the clamping bar 82 will block the second depression bar 76.

Then, the operator manually controls the electric push rod 32 to extend, the electric push rod 32 extends to drive the slotted guide bar 33 and the device thereon to move in the direction away from the first L-shaped plate 31, the rack 34 is meshed with the second gear 66, the rack 34 drives the second gear 66 and the support shaft 65 to rotate, the second gear 66 drives the rotating disc 67 and the device thereon to rotate through the connecting rod 68, and the ethylene oxide gas contained in the mask is thrown out.

When the supporting plate 21 and the upper device thereof rotate, the supporting plate 21 can push the lower pressing plate 74 to swing, when the supporting plate 21 is separated from the lower pressing plate 74, the compressed torsion spring 75 resets to drive the lower pressing plate 74 to swing and reset, and when the rack 34 is separated from the lower pressing frame 72, the compressed third compression spring 73 resets to drive the lower pressing frame 72 to move upwards and reset. After the rack 34 is separated from the second gear 66, the limiting strip 63 can be in contact with the opening strip 62, the opening strip 62 can push the limiting strip 63 to move upwards, the limiting strip 63 does not block the rack 34 any more, and the compressed first compression spring 35 resets to drive the rack 34 to move and reset towards the direction away from the opening strip 62. Finally, the worker manually pulls the U-shaped plate 84 towards the direction far away from the first lower pressing rod 39, so that the U-shaped plate 84 drives the clamping strip 82 to move towards the direction far away from the first lower pressing rod 39, the clamping strip 82 does not clamp the second lower pressing rod 76 any more, the compressed fourth compression spring 77 resets to drive the second lower pressing rod 76 to move upwards and reset, the second lower pressing rod 76 is separated from the first porous pressing plate 42, the stretched extension spring 43 resets to drive the first porous pressing plate 42 to move upwards and reset, under the action of the porous guide plate 41, the two first porous pressing plates 42 move relatively and reset, and the worker takes out the mask with the ethylene oxide removed from the support plate 21.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.