CN214145293U

CN214145293U - Sealing mechanism of return line sealing door

Info

Publication number: CN214145293U
Application number: CN202022772150.8U
Authority: CN
Inventors: 倪志宏; 刘金保; 王洪光
Original assignee: Shenzhen Hongbao Shengda Intelligent Equipment Co ltd
Current assignee: Shenzhen Hongbao Shengda Intelligent Equipment Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-09-07
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to a sealing door technical field especially relates to a return line sealing door sealing mechanism, including sealing door frame, elevating system, install bin, servo motor, gear, ratch, slide rail and closed door, the inside intermediate position of sealing door frame and elevating system fixed connection, two free displacement ends on the elevating system respectively with two install bin fixed connection, the intermediate position and the servo motor fixed connection of install bin inner wall bottom, servo motor's output and gear drive are connected, the intermediate position of both sides respectively with two slide rail fixed connection around the install bin inner wall. The utility model discloses reached and made the sealing door carry out the purpose of stable seal to vacuum drying equipment linking department, can improve the sealed effect of sealing door, avoided appearing the phenomenon in clearance between interior door and the outer door to improve automatic sealing door's stability, made its user demand who satisfies vacuum drying equipment.

Description

Sealing mechanism of return line sealing door

Technical Field

The utility model relates to a sealing door technical field especially relates to a return line sealing door sealing mechanism.

Background

Vacuum drying is an important process in the processing of electronic components. The process can reduce the water content in the electronic components and make the electronic components meet the corresponding use requirements. A set of vacuum drying system capable of continuous processing is formed by adopting a plurality of vacuum drying devices with opposite openings and outlets, and the defects of a single vacuum drying device can be overcome by setting different vacuum degrees, drying temperatures and drying times for each vacuum device.

But seamless connection between each vacuum drying equipment is a difficult problem always, and one of the methods of solving this difficult problem is to set up rational in infrastructure automatic sealing door between vacuum drying equipment, but at present the sealing door because self structure is comparatively simple, leads to sealed effect not good, when sealed opening and shutting action, has certain clearance between interior door and the outer door, leads to appearing the trace and leaks the situation, consequently causes the vacuum drying process can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a return line sealing door sealing mechanism has reached and has made the sealing door carry out the purpose of stable seal to vacuum drying equipment linking department, can improve the sealed effect of sealing door, avoids appearing the phenomenon in clearance between interior door and the outer door to improve automatic sealing door's stability, make its user demand who satisfies vacuum drying equipment.

In order to solve the technical problem, the utility model provides a following technical scheme: a sealing mechanism of a backflow line sealing door comprises a sealing door frame, a lifting mechanism, an installation box, a servo motor, a gear, a rack bar, a slide rail and a closing door, the middle position in the sealing door frame is fixedly connected with a lifting mechanism, two free displacement ends on the lifting mechanism are respectively and fixedly connected with two mounting boxes, the middle position of the bottom of the inner wall of the installation box is fixedly connected with a servo motor, the output end of the servo motor is in transmission connection with a gear, the middle positions of the front side and the rear side of the inner wall of the installation box are respectively fixedly connected with the two slide rails, the free ends of the upper slide blocks on the opposite sides of the two slide rails are respectively fixedly connected with the middle positions of the two toothed bars, the opposite sides of the two toothed bars are respectively in meshed transmission connection with the two sides of the gear, the back-to-back ends of the two toothed bars are respectively fixedly connected with the two closing doors, and the two closing doors are respectively positioned on the two sides of the inner wall of the sealing door frame.

Further, elevating system includes ball screw, ball nut, roof, driving motor and mounting panel, ball screw's both ends rotate with the intermediate position at sealing door frame inner wall bottom and top respectively and are connected, the transmission is established to the ball nut cover and is installed on ball screw's surface, ball nut's quantity is two, and two ball nuts are located the both sides of ball screw surface respectively.

Further, the top plate is fixedly installed at the top of the sealing door frame, the driving motor is fixedly installed at the top of the top plate, and the output end of the driving motor is in transmission connection with the top end of the ball screw.

Further, mounting panel fixed mounting is on ball nut, the mounting panel can be dismantled fixed connection with the install bin.

Furthermore, the two sides of the sealing door frame are provided with passage openings, the two passage openings correspond to the two closing doors respectively, and the periphery of each closing door is fixedly connected with a sealing strip.

Furthermore, the sealing door frame is fixedly connected with a reinforcing rib, and the bottom of the sealing door frame is fixedly connected with an underframe.

The utility model provides a return line sealing door sealing mechanism possesses following beneficial effect:

1. the utility model discloses an elevating system's operation can make two close doors and port move to corresponding position, servo motor forward rotates when sealed closure, two ratchets of gear simultaneous drive action stretch out to the outside of install bin both sides, drive two close doors and the pressfitting contact of sealing door frame inner wall both sides simultaneously, the cooperation sealing strip forms encapsulated situation with this, consequently, reached and made the seal door carry out the purpose of stable seal to vacuum drying equipment linking department, can improve the sealed effect of seal door, the phenomenon in clearance appears between avoiding interior door and the outer door, thereby improve the stability of automatic seal door, make its user demand who satisfies vacuum drying equipment.

2. The utility model discloses because elevating system's setting, operation drive ball screw through driving motor rotates, and be in the transmission connection state between ball screw and the ball nut, form the ball screw structure with both combinations here, can directly turn into linear motion with the axial motion, make ball nut cooperation mounting panel drive the install bin with this and go up and down the action, make the closed door can change the realization closure for the position of passway, consequently, make the device can be applicable to two side seal objects of biplate, and open and shut in a flexible way, high stability, and whole standard part design, the cost is low.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structural door frame of the present invention;

fig. 3 is a top cross-sectional view of the structure-mounting box of the present invention.

In the figure: 1. a sealing door frame; 2. a lifting mechanism; 3. installing a box; 4. a servo motor; 5. a gear; 6. a rack bar; 7. a slide rail; 8. closing the door; 9. a passage port; 10. a sealing strip; 11. reinforcing ribs; 12. a chassis; 21. a ball screw; 22. a ball nut; 23. a top plate; 24. a drive motor; 25. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a backflow line sealing door sealing mechanism comprises a sealing door frame 1, a lifting mechanism 2, an installation box 3, a servo motor 4, a gear 5, toothed bars 6, slide rails 7 and a closing door 8, wherein the middle position inside the sealing door frame 1 is fixedly connected with the lifting mechanism 2, two free displacement ends on the lifting mechanism 2 are respectively and fixedly connected with the two installation boxes 3, the middle position at the bottom of the inner wall of the installation box 3 is fixedly connected with the servo motor 4, the output end of the servo motor 4 is in transmission connection with the gear 5, the middle positions at the front side and the rear side of the inner wall of the installation box 3 are respectively and fixedly connected with the two slide rails 7, the free ends of sliders on the opposite sides of the two slide rails 7 are respectively and fixedly connected with the middle positions of the two toothed bars 6, the opposite sides of the two toothed bars 6 are respectively in meshing transmission connection with the two sides of the gear 5, and the opposite ends of the two toothed bars 6 are respectively and fixedly connected with the two closing doors 8, the two closed doors 8 are respectively positioned at two sides of the inner wall of the sealing door frame 1, the two closed doors 8 and the passage opening 9 can move to corresponding positions through the operation of the lifting mechanism 2, the servo motor 4 rotates in the forward direction when the sealing door is closed, the gear 5 simultaneously drives the two toothed bars 6 to move and extend out of two sides of the installation box 3, the two closed doors 8 are simultaneously driven to be in press contact with two sides of the inner wall of the sealing door frame 1 and form a sealing state by matching with the sealing strip 10, the servo motor 4 rotates reversely when the sealing door is opened, the closed doors 8 are separated from the passage opening 9, the lifting mechanism 2 operates to drive the closed doors to ascend to complete the opening action, therefore, the purpose of stably sealing the joint of the vacuum drying equipment by the sealed doors is achieved, the sealing effect of the sealed doors can be improved, the phenomenon of gaps between the inner doors and the outer doors is avoided, and the stability of the automatic sealed doors is improved, so that the use requirement of the vacuum drying equipment is met.

The lifting mechanism 2 comprises a ball screw 21, ball nuts 22, a top plate 23, a driving motor 24 and a mounting plate 25, two ends of the ball screw 21 are respectively rotatably connected with the middle positions of the bottom and the top of the inner wall of the sealing door frame 1, the ball nuts 22 are sleeved on the outer surface of the ball screw 21 in a transmission manner, the number of the ball nuts 22 is two, the two ball nuts 22 are respectively positioned on two sides of the outer surface of the ball screw 21, the top plate 23 is fixedly mounted on the top of the sealing door frame 1, the driving motor 24 is fixedly mounted on the top of the top plate 23, the output end of the driving motor 24 is in transmission connection with the top end of the ball screw 21, the mounting plate 25 is fixedly mounted on the ball nuts 22, the mounting plate 25 is detachably and fixedly connected with the mounting box 3, two sides of the sealing door frame 1 are respectively provided with a passage opening 9, the two passage openings 9 are respectively corresponding to the two closing doors 8, and the sealing strips 10 are fixedly connected around the closing doors 8, fixedly connected with strengthening rib 11 on sealing door frame 1, sealing door frame 1's bottom fixedly connected with chassis 12, because elevating system 2's setting, operation drive ball screw 21 through driving motor 24 rotates, and be in transmission connection state between ball screw 21 and the ball nut 22, form the ball screw structure with this both combinations, can directly turn into linear motion with the axial motion, make ball nut 22 cooperation mounting panel 25 drive install bin 3 and carry out the lift action with this, make closed door 8 can change the realization closure for the position of passway 9, consequently, make the device can be applicable to the two side sealed objects of biplate, and open and shut in a flexible way, high stability, and whole standard design, the cost is low.

During the use process, the two closing doors 8 and the access opening 9 can be moved to the corresponding positions through the operation of the lifting mechanism 2, when the sealing is closed, the servo motor 4 rotates positively, the gear 5 drives the two toothed bars 6 to move and extend out of the two sides of the mounting box 3 simultaneously, simultaneously drives the two closing doors 8 to be in press contact with the two sides of the inner wall of the sealing door frame 1, and forms a sealing state by matching with the sealing strips 10, when the sealing door is opened, the servo motor 4 reversely rotates to perform opposite action, the closing door 8 is separated from the passage opening 9, the lifting mechanism 2 operates to drive the closing door to ascend to complete the opening action, therefore, the purpose of stably sealing the joint of the vacuum drying equipment by the sealing door is achieved, the sealing effect of the sealing door can be improved, the phenomenon of a gap between the inner door and the outer door is avoided, thereby improving the stability of the automatic sealing door and meeting the use requirement of vacuum drying equipment.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a return line sealing door sealing mechanism, includes sealing door frame (1), elevating system (2), install bin (3), servo motor (4), gear (5), ratch (6), slide rail (7) and closing door (8), its characterized in that: the middle position in the sealing door frame (1) is fixedly connected with the lifting mechanism (2), two free displacement ends on the lifting mechanism (2) are respectively and fixedly connected with the two mounting boxes (3), the middle position of the bottom of the inner wall of the mounting box (3) is fixedly connected with a servo motor (4), the output of servo motor (4) is connected with gear (5) transmission, the intermediate position of both sides respectively with two slide rail (7) fixed connection around installation case (3) inner wall, the free end of the relative one side upper slide of two slide rail (7) respectively with the intermediate position fixed connection of two ratchets (6), the relative one side of two ratchets (6) is connected with the both sides meshing transmission of gear (5) respectively, the one end that two ratchets (6) were carried on the back mutually respectively with two closed door (8) fixed connection, two closed door (8) are located the both sides of sealing door frame (1) inner wall respectively.

2. The return line sealing door sealing mechanism of claim 1, wherein: elevating system (2) include ball screw (21), ball nut (22), roof (23), driving motor (24) and mounting panel (25), the both ends of ball screw (21) rotate with the intermediate position at sealing door frame (1) inner wall bottom and top respectively and are connected, ball nut (22) cover is established the transmission and is installed on the surface of ball screw (21), the quantity of ball nut (22) is two, and two ball nuts (22) are located the both sides of ball screw (21) surface respectively.

3. The return line sealing door sealing mechanism of claim 2, wherein: the top plate (23) is fixedly installed at the top of the sealing door frame (1), the driving motor (24) is fixedly installed at the top of the top plate (23), and the output end of the driving motor (24) is in transmission connection with the top end of the ball screw (21).

4. The return line sealing door sealing mechanism of claim 2, wherein: mounting panel (25) fixed mounting is on ball nut (22), fixed connection can be dismantled with install bin (3) to mounting panel (25).

5. The return line sealing door sealing mechanism of claim 1, wherein: the sealing door is characterized in that passage openings (9) are formed in two sides of the sealing door frame (1), the two passage openings (9) correspond to the two closing doors (8) respectively, and sealing strips (10) are fixedly connected to the periphery of each closing door (8).

6. The return line sealing door sealing mechanism of claim 1, wherein: the sealing door is characterized in that the sealing door frame (1) is fixedly connected with a reinforcing rib (11), and the bottom of the sealing door frame (1) is fixedly connected with an underframe (12).