CN219215700U

CN219215700U - Certificate making and packaging integrated machine

Info

Publication number: CN219215700U
Application number: CN202320086971.7U
Authority: CN
Inventors: 王宇琦
Original assignee: Shenzhen Weilu Intelligent Technology Co ltd
Current assignee: Shenzhen Weilu Intelligent Technology Co ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-06-20
Anticipated expiration: 2033-01-30

Abstract

The utility model discloses a certificate making and packaging integrated machine which comprises a first rack, a second rack, a certificate making structure, a certificate conveying assembly, a signaling sealing structure, an envelope conveying assembly, a sealing tongue opening structure, a certificate filling structure, a glue spraying sealing structure, a veneering single structure and a sorting structure, wherein the certificate making structure and the certificate conveying assembly are arranged on the first rack; the certificate making structure is used for making certificates, the envelope transporting assembly is used for sequentially transporting the envelopes sent out from the sending sealing structure to the sealing tongue opening structure, the certificate filling structure, the glue spraying sealing structure, the veneering single structure and the sorting structure for corresponding processing, and the certificate transporting assembly is arranged opposite to the certificate filling structure so as to transport the certificates made by the certificate making structure into the envelopes; the technical scheme of the utility model reduces the possibility of certificate information leakage and improves the encapsulation efficiency of envelopes.

Description

Certificate making and packaging integrated machine

Technical Field

The utility model relates to the technical field of certificate processing equipment, in particular to a certificate packaging integrated machine.

Background

With the rapid development of the logistics industry, large-scale envelopes are increasingly sent, so that in the manufacturing process of some certificates, the letters are often handled on line, and then sent to a preset position through the envelopes.

However, in the prior art, after the certificates are manually loaded into the envelopes, the envelopes are manually packaged and a mail note is pasted, wherein whether the loaded certificates are consistent with the envelopes or not needs to be manually confirmed, so that the packaging efficiency is low, errors are easy to occur, and meanwhile, the possibility of information leakage of the certificates in the envelopes can be caused.

Disclosure of Invention

The utility model mainly aims to provide a certificate making and packaging integrated machine, which aims to reduce the possibility of certificate information leakage and improve the packaging efficiency of envelopes.

In order to achieve the above purpose, the credential system and package integrated machine provided by the utility model comprises:

the system comprises a first rack, a second rack, a certificate making structure and a certificate transporting assembly which are arranged on the first rack, and a transmitting sealing structure, a letter envelope transporting assembly, a sealing tongue opening structure, a certificate filling structure, a glue spraying sealing structure, a veneering single structure and a sorting structure which are arranged on the second rack in sequence;

the certificate making structure is used for making certificates, the envelope transporting assembly is used for sequentially transporting the envelopes sent out in the sending sealing structure to the sealing tongue opening structure, the certificate filling structure, the glue spraying sealing structure, the veneering single structure and the sorting structure are correspondingly processed, and the certificate transporting assembly and the certificate filling structure are oppositely arranged so as to transport the certificates made by the certificate making structure into the envelopes.

Optionally, a pushing level is disposed on the first rack, and the certificate transport assembly includes:

the first transportation assembly comprises a transportation belt, a first driving wheel, a first driven wheel and a first transportation motor, wherein the first driving wheel, the first driven wheel and the first transportation motor are all arranged on the first frame, an output shaft of the first transportation motor is in transmission connection with the first driving wheel, and the transportation belt is sleeved on the first driving wheel and the first driven wheel so as to drive the certificate manufactured by the certificate manufacturing structure to move to the pushing position; and

the certificate pushing assembly comprises a certificate pushing cylinder arranged on the second frame, the certificate pushing cylinder is positioned at the pushing position, and a push rod of the certificate pushing cylinder pushes the certificate at the pushing position into the envelope.

Optionally, a plurality of limiting plates are arranged on the conveyor belt at intervals, and when the certificate manufactured by the certificate manufacturing structure is pushed to the conveyor belt, the certificate is positioned between the limiting plates.

Optionally, the automatic feeding box is further installed on the first rack, the automatic feeding box and the certificate filling structure are respectively located at two ends of the conveying belt, and the rotation direction of the first conveying motor is changed, so that the certificates are directly conveyed to the automatic feeding box.

Optionally, the certificate filling structure includes lift cylinder, crane and sucking disc, the lift cylinder install in the second frame, the output shaft of lift cylinder with the one end transmission of crane is connected, the sucking disc is fixed in the other end of crane, the sucking disc is located envelope transportation subassembly's top, the lift cylinder drive the crane reciprocates, in order to adsorb and open the envelope, so that the certificate can push into in the envelope.

Optionally, the signaling sealing structure comprises an envelope bin and an envelope pushing cylinder which are both installed on the second frame, and a push rod of the envelope pushing cylinder pushes envelopes in the envelope bin to the envelope transportation assembly one by one.

Optionally, the envelope transportation subassembly includes the transportation chain, install in the envelope clamp of transportation chain, and all install in second transportation motor, second action wheel and the second follow driving wheel of second frame, the transportation chain cover is located the second action wheel with on the second follows the driving wheel, the envelope clamp is used for spacing send in the signaling envelope structure the envelope.

Optionally, the tongue-sealing opening structure comprises a tongue-sealing plate, a transport surface is arranged on the second frame, when the envelope is transported by the transport chain, the envelope is positioned on the transport surface, the tongue-sealing plate is installed on the second frame and is arranged at intervals with the transport surface, one side, deviating from the transport chain, of the tongue-sealing plate is gradually enlarged along a direction away from the signaling sealing structure, and the tongue-sealing plate of the envelope is gradually opened by the tongue-sealing plate.

Optionally, the verification device further comprises a verification structure, wherein the verification structure comprises a code scanning gun installed on the second rack, and the code scanning gun acquires detailed information on the face sheet and records information of an envelope after encapsulation.

Optionally, be equipped with at least one letter sorting position in the second frame, one letter sorting position corresponds one letter sorting structure sets up, letter sorting structure includes letter sorting frame, letter sorting motor, letter sorting pole, letter sorting roller, good product workbin, defective products workbin and second elevating system, letter sorting frame good products workbin and defective products workbin and second elevating system all install in the second frame, second elevating system is used for the jacking the letter sorting frame reciprocates, letter sorting motor install in the letter sorting frame, the output shaft of letter sorting motor with letter sorting pole transmission is connected, the letter sorting roller is fixed in the letter sorting pole, in the time of the envelope moves to the letter sorting position, the second elevating system drive letter sorting frame moves down, the letter sorting motor drive the letter sorting roller rotates, so that will the envelope moves to good products workbin or defective products workbin.

According to the technical scheme, a certificate making structure and a certificate conveying assembly are arranged on a first frame, and an envelope sending structure, an envelope conveying assembly, a sealing tongue opening structure, a certificate filling structure, a glue spraying sealing structure, a veneering single structure and a sorting structure are arranged on a second frame; the certificate making structure is used for making certificates, when the certificate filling structure opens envelopes, the certificate transporting assembly transports the certificates to the certificate filling structure and into the envelopes, the envelope issuing structure and the sealing tongue opening structure are both positioned at the upstream of the certificate filling structure and are respectively used for placing the envelopes on the envelope transporting assembly and opening the sealing tongues on the envelopes, and the glue spraying sealing structure, the glue coating single structure and the sorting structure are positioned at the downstream of the certificate filling structure and are respectively used for pasting the sealing tongues, pasting the mail sheets on the envelopes and sorting the mail sheets to preset positions; therefore, the whole machine operation in the certificate packaging process is realized, human errors are greatly reduced, information leakage caused in the manual packaging process is reduced, and the packaging efficiency of the certificate is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of a credential packaging machine in accordance with the present utility model;

FIG. 2 is a schematic diagram of a certificate making structure in an embodiment of a certificate making and packaging integrated machine according to the present utility model;

FIG. 3 is a schematic diagram of a credential transport assembly in accordance with one embodiment of the credential packaging machine of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic diagram of a seal transporting assembly in an embodiment of a credential packaging machine according to the present utility model;

FIG. 6 is a schematic diagram of a tongue sealing plate in an embodiment of a credential packaging machine according to the present utility model;

FIG. 7 is a schematic diagram of a veneering sheet structure in an embodiment of a credential packaging machine in accordance with the present utility model;

FIG. 8 is a schematic diagram of a sorting structure of an embodiment of a credential packaging machine in accordance with the present utility model;

fig. 9 is an exploded view of a sorting structure in one embodiment of a credential packaging machine in accordance with the present utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				11	First frame	451	Dough sheet rack
12	Second frame	452	Single roller
				13	Pushing material level	453	Release roller
14	Credentials	454	Sheet printer
				15	Envelope with paper	455	Veneering single machine
20	Certificate making structure	46	Verification structure
				21	Photo printing structure	47	Sorting structure
22	Certificate core printing structure	471	Sorting rack
				23	Turnover structure	472	Good product box
24	Anti-fake film adsorption structure	473	Defective material box
				25	Laminator structure	474	Sorting motor
30	Certificate transport assembly	475	Sorting driving wheel
				31	Conveyor belt	476	Sorting driven wheel
32	Limiting plate	477	Sorting driving belt
				41	Envelope structure	478	Sorting rod
42	Sealing tongue opening structure	479	Sorting roller
				421	Tongue sealing plate	50	Envelope transport assembly
43	Certificate filling structure	51	Transport chain
				44	Glue spraying sealing structure	52	Envelope clip
45	Single structure of veneering

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1, the present utility model proposes a certificate 14 certificate making and packaging integrated machine, comprising:

the system comprises a first rack 11, a second rack 12, a certificate making structure 20 and a certificate transporting assembly 30 which are arranged on the first rack 11, and a transmitting sealing structure 41, a envelope transporting assembly 50, a sealing tongue opening structure 42, a certificate filling structure 43, a glue spraying sealing structure 44, a veneering single structure 45 and a sorting structure 47 which are arranged on the second rack 12 in sequence;

the certificate making structure 20 is used for making certificates 14, the envelope transporting assembly 50 is used for sequentially transporting envelopes 15 sent out from the sending sealing structure 41 to the sealing tongue opening structure 42, the certificate filling structure 43, the glue spraying sealing structure 44, the veneering single structure 45 and the sorting structure 47 for corresponding processing treatment, and the certificate transporting assembly 30 is arranged opposite to the certificate filling structure 43 so as to transport the certificates 14 made by the certificate making structure 20 into the envelopes 15.

The technical proposal of the utility model is that a certification structure 20 and a certification transport assembly 30 are arranged on a first frame 11, and a signaling seal structure 41, a envelop transport assembly 50, a seal tongue opening structure 42, a certification filling structure 43, a glue spraying seal structure 44, a veneer single structure 45 and a sorting structure 47 are arranged on a second frame 12; wherein the certification structure 20 is used for making the certificate 14, when the certificate loading structure 43 opens the envelope 15, the certificate transport assembly 30 will transport the certificate 14 to the certificate loading structure 43 and into the envelope 15, wherein the envelope dispensing structure 41 and the flap opening structure 42 are both located upstream of the certificate loading structure 43 for placing the envelope 15 onto the envelope transport assembly 50 and opening the flap on the envelope 15, respectively, and the glue spraying and sealing structure 44, the veneering sheet structure 45 and the sorting structure 47 are located downstream of the certificate loading structure 43 for respectively pasting the flap, pasting the mail sheet onto the envelope 15 and sorting to a predetermined position; therefore, the whole machine operation in the process of packaging the certificate 14 is realized, human errors are greatly reduced, information leakage caused in the manual packaging process is reduced, and the packaging efficiency of the certificate 14 is improved.

It should be noted that, the certificate making structure 20 includes a photo printing structure 21, a certificate core printing structure 22, a turnover structure 23, an anti-counterfeit film adsorption structure 24 and a laminator structure 25; the photo printing structure 21 and the certificate core printing structure 22 are respectively used for printing photos and personal information on the certificate core, the overturning structure 23 is used for overturning the photos, the overturned photos are overlapped with the certificate core, when the anti-counterfeiting film adsorption structure 24 opens the opening of the anti-counterfeiting film, the overlapped photos and the overlapped certificate core are transported into the anti-counterfeiting film, and then subjected to superplastic treatment to be processed into certificates 14, and then transported to the certificate transport assembly 30 for the next operation; it will be appreciated that certificate authority 20 may be provided in plurality to print a plurality of certificates 14 simultaneously, thereby speeding up the packaging process of certificates 14.

In this embodiment, the first rack 11 is provided with a pushing material level 13, and the certificate transport assembly 30 includes a first transport assembly and a certificate 14 pushing material assembly; the first conveying assembly comprises a conveying belt 31, a first driving wheel, a first driven wheel and a first conveying motor which are all arranged on the first frame 11, an output shaft of the first conveying motor is in transmission connection with the first driving wheel, and the conveying belt 31 is sleeved on the first driving wheel and the first driven wheel so as to drive the certificate 14 manufactured by the certificate manufacturing structure 20 to move to the pushing position 13; the certificate 14 pushing assembly comprises a certificate 14 pushing cylinder arranged on the second frame 12, the certificate 14 pushing cylinder is positioned at the pushing position 13, and a pushing rod of the certificate 14 pushing cylinder pushes the certificate 14 at the pushing position 13 into the envelope 15.

Further, a plurality of limiting plates 32 are arranged on the conveyer belt 31 at intervals, and when the certificate 14 manufactured by the certificate manufacturing structure 20 is pushed to the conveyer belt 31, the certificate 14 is positioned between the limiting plates 32; movement of document 14 away from intended movement of document transport assembly 30 may be limited by limiting plate 32, thereby improving stability of document 14 when packaged.

Preferably, the automatic feeding box is mounted on the first frame 11, the automatic feeding box and the certificate loading structure 43 are respectively positioned at two ends of the conveyor belt 31, and the rotation direction of the first conveyor motor is changed so as to directly convey the certificates 14 to the automatic feeding box; when a portion of the user does not need to send a mail, and can pick up the document 14 to the corresponding institution, the word is required to change the direction of movement of the document transport assembly 30, and then the corresponding document 14 is transported to the self-service hopper for distribution to the corresponding person by the professional.

In this embodiment, the certificate loading structure 43 includes a lifting cylinder, a lifting frame and a suction cup, the lifting cylinder is mounted on the second frame 12, an output shaft of the lifting cylinder is in transmission connection with one end of the lifting frame, the suction cup is fixed on the other end of the lifting frame, the suction cup is located above the envelope transport assembly 50, and the lifting cylinder drives the lifting frame to move up and down so as to adsorb and open the envelope 15, so that the certificate 14 can be pushed into the envelope 15.

The envelope sending structure 41 comprises an envelope 15 bin and an envelope 15 pushing cylinder which are both arranged on the second frame 12, and the push rod of the envelope 15 pushing cylinder pushes the envelopes 15 in the envelope 15 bin to the envelope transporting assembly 50 one by one.

Referring to fig. 5 and 6, the envelope transporting assembly 50 includes a transporting chain 51, an envelope clip 52 mounted on the transporting chain 51, and a second transporting motor, a second driving wheel and a second driven wheel both mounted on the second frame 12, the transporting chain 51 is sleeved on the second driving wheel and the second driven wheel, and the envelope clip 52 is used for limiting the envelope 15 sent out in the envelope sending structure 41; the envelope clip 52 is used for positioning the envelope 15 at a preset position, so that the envelope 15 is prevented from deviating from the preset position in the transportation process, and the envelope clip 52 is used for limiting, and is used for fixing the envelope 15 on the transportation chain 51, so that when the sucking disc sucks the envelope 15, the upper layer of the envelope 15 can move upwards.

Preferably, the tongue-opening structure 42 includes a tongue-sealing plate 421, a transport surface is provided on the second frame 12, when the transport chain 51 transports the envelope 15, the envelope 15 is located on the transport surface, the tongue-sealing plate 421 is mounted on the second frame 12 and is spaced from the transport surface, a side of the tongue-sealing plate 421 away from the transport chain 51 is gradually enlarged along a direction away from the signaling sealing structure 41, and the tongue of the envelope 15 is gradually opened by the tongue-sealing plate 421; by arranging the tongue sealing plate 421, the structure is simple, electric energy is not required to be consumed, and the energy consumption is reduced.

In this embodiment, the glue spraying and sealing structure 44 is used to spray glue to the sealing tongue and then adhere the sealing tongue to the envelope 15, so as to realize the encapsulation of the envelope 15; further, the facing sheet structure 45 includes a facing sheet stand-alone 455, a facing sheet motor, a facing sheet frame 451, a facing sheet printer 454, a facing sheet roller 452, and a release roller 453; the single veneering machine 455, the single veneering printer 454 and the single veneering frame 451 are all installed on the second frame 12, the single veneering motor, the single veneering roller 452 and the single veneering roller 453 are all installed on the single veneering frame 451, the single veneering roller 452 is wound with the single veneering sheet, the single veneering motor drives the single veneering roller 453 to rotate so as to drive the single veneering roller 452 to rotate, the single veneers wound on the single veneering roller 452 pass through the single veneering printer 454 and then return to the single veneering roller 453, the single veneering printer 454 prints the mail information of a user on the single veneering machine, the single veneering machine 455 is pushed into the single veneering machine 455, and then the single veneers printed with the mail information are pasted on the envelopes 15 through the single veneering machine 455.

Referring to fig. 1, optionally, a verification structure 46 is further included, the verification structure 46 includes a code scanner mounted on the second frame 12, the code scanner acquiring detailed information on the sheet and recording information of the envelope 15 after encapsulation; the data information on the face sheet is input through the code scanning gun, and then the data can be compared and confirmed on the internal certificate core in the background, so that errors are reduced.

Referring to fig. 8 and 9, in this embodiment, at least one sorting position is disposed on the second frame 12, one sorting position is disposed corresponding to one sorting structure 47, the sorting structure 47 includes a sorting frame 471, a sorting motor 474, a sorting rod 478, a sorting roller 479, a good product bin 472, a defective product bin 473, and a second lifting assembly, the sorting frame 471, the good product bin 472, the defective product bin 473, and the second lifting assembly are all mounted on the second frame 12, the second lifting assembly is used for lifting the sorting frame 471, the sorting motor 474 is mounted on the sorting frame 471, an output shaft of the sorting motor 474 is in transmission connection with the sorting rod 478, the sorting roller 479 is fixed on the sorting rod 478, and when the envelope 15 moves to the sorting position, the second lifting assembly drives the sorting frame 472 to move down, and the sorting motor 479 drives the sorting roller 479 to rotate so as to move the envelope 15 to the good product bin or the defective product bin 473.

Further, the sorting structure 47 includes a sorting driving wheel 475, a sorting driven wheel 476 and a sorting driving belt 477, an output shaft of the sorting motor 474 is in transmission connection with the sorting driving wheel 475, the sorting driven wheel 476 is mounted at one end of the sorting rod 478, the sorting driving belt 477 is sleeved on the sorting driving wheel 475 and the sorting driven wheel 476, and the sorting motor 474 drives the sorting driving wheel 475 to rotate so as to drive the sorting driven wheel 476 and the sorting rod 478 to rotate.

As can be appreciated, during the manufacture of the authentication structure 20, one of the core and the photograph is shifted after being superimposed, which ultimately results in a greater deviation of the core and the photograph, which is indicative of a failure in the manufacture of the document 14; in the process of veneering the sheet, the sheet is not pasted on the envelope 15 because the sheet is used up, or the pasted sheet fails to be made or packaged when the deviation of the pasted sheet is overlarge, and the certificate 14 in the case needs to be made and packaged again; therefore, qualified products after the certificate 14 is manufactured and packaged are transported to a good product box 472 through the sorting structure 47, and unqualified products after the certificate 14 is manufactured and packaged are transported to a bad product box 473; wherein, a plurality of good product boxes 472 or defective product boxes 473 can be arranged.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The utility model provides a certificate system card encapsulation all-in-one which characterized in that includes:

2. The credential packaging all-in-one machine of claim 1, wherein the first frame has a pushing location thereon, the credential transport assembly comprising:

3. The integrated credential packaging machine as in claim 2 wherein a plurality of limiting plates are spaced apart on the conveyor belt, the credential being positioned between the limiting plates when the credential made by the credential making structure is pushed onto the conveyor belt.

4. The credential packaging all-in-one machine of claim 2, further comprising a self-lifting bin mounted to the first frame, the self-lifting bin and the credential loading structure being positioned at respective ends of the conveyor belt to change a direction of rotation of the first transport motor to transport the credential directly to the self-lifting bin.

5. The credential packaging all-in-one machine of claim 1, wherein the credential loading structure comprises a lifting cylinder, a lifting frame and a sucker, the lifting cylinder is mounted on the second frame, an output shaft of the lifting cylinder is in transmission connection with one end of the lifting frame, the sucker is fixed at the other end of the lifting frame, the sucker is located above the envelope transportation assembly, and the lifting cylinder drives the lifting frame to move up and down to adsorb and open the envelope so that the credential can be pushed into the envelope.

6. The credential packaging all-in-one machine of claim 1, wherein the signaling sealing structure comprises an envelope bin and an envelope pushing cylinder both mounted on the second frame, and wherein a push rod of the envelope pushing cylinder pushes envelopes in the envelope bin onto the envelope transport assembly one by one.

7. The credential packaging machine of claim 1, wherein the envelope transport assembly comprises a transport chain, an envelope clamp mounted to the transport chain, and a second transport motor, a second drive wheel, and a second driven wheel both mounted to the second frame, the transport chain being sleeved on the second drive wheel and the second driven wheel, the envelope clamp being configured to limit the envelope from being sent out in the envelope sending structure.

8. The integrated credential packaging machine of claim 7 wherein the flap opening structure comprises a flap, wherein a transport surface is provided on the second frame, wherein the envelope is positioned on the transport surface when the transport chain transports the envelope, the flap is mounted on the second frame and is spaced from the transport surface, a side of the flap facing away from the transport chain is progressively larger in a direction away from the signaling flap, and the flap of the envelope is progressively opened by the flap.

9. The credential packaging machine of claim 1 further comprising a verification structure including a code scanner mounted to the second frame, the code scanner capturing detailed information on the sheet and recording information on the packaged envelope.

10. The credential packaging machine of claim 9, wherein the second frame is provided with at least one sorting position, one sorting position corresponds to one sorting structure, the sorting structure comprises a sorting frame, a sorting motor, a sorting rod, a sorting roller, a good product box, a bad product box and a second lifting assembly, the sorting frame, the good product box, the bad product box and the second lifting assembly are all mounted on the second frame, the second lifting assembly is used for lifting the sorting frame to move up and down, the sorting motor is mounted on the sorting frame, an output shaft of the sorting motor is in transmission connection with the sorting rod, the sorting roller is fixed on the sorting rod, and when the envelope moves to the sorting position, the second lifting assembly drives the sorting frame to move down, and the sorting motor drives the sorting roller to rotate so as to move the good product box or the bad product box.