CN217837788U

CN217837788U - High-precision roller lifting structure for polytetrafluoroethylene base film

Info

Publication number: CN217837788U
Application number: CN202222101864.5U
Authority: CN
Inventors: 张旭
Original assignee: Fujian Chun Flag Machinery Industry And Trade Co ltd
Current assignee: Fujian Chun Flag Machinery Industry And Trade Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-11-18
Anticipated expiration: 2032-08-10

Abstract

The utility model relates to a polytetrafluoroethylene base membrane high accuracy goes up roller elevation structure, be three backing plate including quantity, the top fixed mounting of backing plate has quantity to be two lagging, the inside movable mounting of lagging has one end to run through and extend to the connecting plate of lagging top, the top fixed mounting of connecting plate has the backup pad, rotates between two adjacent backup pads to be connected with the transfer roller, the rear side the back fixed mounting of backup pad has the first motor of being connected with the transfer roller transmission, be provided with elevating system on backing plate and the lagging simultaneously, be provided with spacing subassembly on the transfer roller. This roller elevation structure is gone up to polytetrafluoroethylene base membrane high accuracy through setting up spacing subassembly, is convenient for carry on spacing rectifying to the tensile polytetrafluoroethylene base membrane of transmission on the conveying roller, produces the skew when avoiding polytetrafluoroethylene base membrane transmission, effectual improvement the utility model discloses roller elevation structure's the tensile precision of transmission and effect are gone up to the high accuracy, and the practicality is strong.

Description

High-precision roller lifting structure for polytetrafluoroethylene base film

Technical Field

The utility model relates to a polytetrafluoroethylene base membrane processing technology field specifically is a roller elevation structure is gone up to polytetrafluoroethylene base membrane high accuracy.

Background

The polytetrafluoroethylene has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, is almost insoluble in all solvents, can ensure that impurities such as bacteria and the like are completely intercepted by the polytetrafluoroethylene membrane, and has larger flux, wherein the size and the uniform distribution of the membrane pore diameter are important, and when the membrane pore diameter is smaller and the distribution is more uniform, the higher the bubble point value of the membrane is, the better the interception effect is.

Need use high accuracy to go up roller lifting device to come to draw membrane processing to polytetrafluoroethylene base membrane when processing to polytetrafluoroethylene base membrane, thereby can be according to making different product requirements, set for the specified parameter, come to stretch polytetrafluoroethylene base membrane with ultrashort distance (2 mm), in order to reduce the face aperture, increase the face percent opening, and then realize further improvement and promotion to the requirement for quality of high-end membrane, however current high accuracy is gone up roller lifting device and is going on the roller to the base membrane, be not convenient for carry on spacingly according to the base membrane of different width, thereby appear shifting when making the tensile transmission of roller on the base membrane easily, and then the tensile effect of roller on the influence base membrane, so propose a polytetrafluoroethylene base membrane high accuracy and go up roller elevation structure.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a roll elevation structure in polytetrafluoroethylene substrate high accuracy possesses and carries on spacingly according to the base film of different width, improves advantages such as the accuracy of the tensile transmission of roller on the base film, has solved present roll elevation structure in polytetrafluoroethylene substrate high accuracy and is not convenient for carry on spacingly according to the base film of different width to the skew appears when making roller tensile transmission on the base film easily, and then influences the problem of the tensile effect of roller on the base film.

In order to achieve the above object, the utility model provides a following technical scheme: a polytetrafluoroethylene-based film high-precision upper roll lifting structure comprises three base plates, wherein two sleeve plates are fixedly mounted at the tops of the base plates, a connecting plate is movably mounted inside each sleeve plate, one end of each connecting plate penetrates through and extends to the position above each sleeve plate, a supporting plate is fixedly mounted at the top of each connecting plate, a conveying roll is rotatably connected between every two adjacent supporting plates, a first motor in transmission connection with the conveying roll is fixedly mounted on the back of each supporting plate at the rear side, lifting mechanisms are simultaneously arranged on the base plates and the sleeve plates, and a limiting assembly is arranged on each conveying roll;

spacing subassembly includes two third motors of fixed mounting on the transfer roller is positive and the back, the equal fixed mounting of output of third motor has the second screw rod, the outside screw thread of second screw rod has cup jointed the regulating block, the movable groove that quantity is two is all seted up to the top and the bottom of transfer roller, the inside fixed mounting in movable groove has the gag lever post, the slider has been cup jointed in the outside slip of gag lever post, the spacing dish that quantity is two is cup jointed in the outside slip of transfer roller, and the interior roof and the interior diapire of spacing dish respectively with two upper and lower one side fixed connection that the slider was carried on the back mutually, the top and the bottom of spacing dish all articulate there is the connecting rod, and the one end that the spacing dish was kept away from to the connecting rod is articulated mutually with adjacent regulating block.

Further, elevating system includes the second motor with bottom wall fixed connection in the backing plate, the equal fixed mounting of output of second motor has the worm, two around the inside of lagging all rotates and is connected with one end and runs through and rotate the first screw rod of being connected with bottom wall in the backing plate, and the outside of first screw rod and the internal thread of adjacent connecting plate cup joint, the equal fixed mounting in outside of two adjacent first screw rods around has the worm wheel with two adjacent worms around engaged with.

Furthermore, the ends, far away from the second motor, of the front worm and the rear worm are respectively connected with the front side and the rear side of the inner wall of the backing plate in a rotating mode, the spiral directions of the front worm and the rear worm are opposite, and a first threaded through hole matched with the first screw is formed in the connecting plate.

Furthermore, both sides are fixed mounting respectively around the transfer roller have with two backup pads around one side relative rotate the bull stick of being connected, the rear side the one end that the transfer roller was kept away from to the bull stick is connected with the output transmission of the first motor that corresponds.

Furthermore, the thread directions of the upper and lower second screws are opposite, and second thread through holes matched with the upper and lower second screws are formed in the upper and lower adjusting blocks.

Furthermore, the outside of second screw rod is connected with one end and transfer roller fixed connection's locating piece through the bearing rotation, the one end fixed mounting that the third motor was kept away from to the second screw rod has the dog.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this roller elevation structure is gone up to polytetrafluoroethylene base membrane high accuracy through setting up spacing subassembly, is convenient for carry on spacing rectifying to the tensile polytetrafluoroethylene base membrane of transmission on the conveying roller, produces the skew when avoiding polytetrafluoroethylene base membrane transmission, effectual improvement the utility model discloses roller elevation structure's the tensile precision of transmission and effect are gone up to the high accuracy, and the practicality is strong.

Drawings

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

fig. 2 is a left partial sectional view of the present invention.

In the figure: the device comprises a base plate 1, a sleeve plate 2, a connecting plate 3, a supporting plate 4, a conveying roller 5, a first motor 6, a second motor 7, a worm 8, a first screw 9, a worm wheel 10, a third motor 11, a second screw 12, an adjusting block 13, a movable groove 14, a limiting rod 15, a limiting disc 16, a sliding block 17 and a connecting rod 18.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-2, a high-precision top roller lifting structure for a teflon-based film in this embodiment includes three backing plates 1, two sleeve plates 2 are fixedly mounted on the top of the backing plates 1, a connecting plate 3 is movably mounted inside the sleeve plates 2, one end of the connecting plate extends through and extends to the top of the sleeve plate 2, a support plate 4 is fixedly mounted on the top of the connecting plate 3, a transfer roller 5 is rotatably connected between two adjacent support plates 4, a first motor 6 in transmission connection with the transfer roller 5 is fixedly mounted on the back of the back side support plate 4, a lifting mechanism is simultaneously disposed on the backing plate 1 and the sleeve plate 2, a limiting assembly is disposed on the transfer roller 5, the limiting assembly includes two third motors 11 fixedly mounted on the front and the back of the transfer roller 5, a second screw 12 is fixedly mounted on the output end of each third motor 11, an adjusting block 13 is sleeved on the external thread of the second screw 12, two movable grooves 14 are disposed on the top and the bottom of the transfer roller 5, a limiting rod 15 is fixedly mounted on the inside of the movable groove 14, a sliding block 17 is sleeved on the outside of the limiting rod 15, a sliding block 16, and a connecting rod 16 hinged to the top wall of the inner bottom of the transfer roller is hinged to a top wall of the inner bottom connecting rod 16, and a connecting rod 16 hinged to a top wall of the inner bottom connecting rod 16, and a connecting rod 16 hinged with a connecting rod 16.

Wherein, the screw thread opposite direction of two upper and lower second screw rods 12, the second screw thread through-hole with two upper and lower second screw rod 12 looks adaptations is seted up to the inside of two upper and lower regulating blocks 13, it adjusts the removal to be convenient for second screw rod 12 to rotate and drive regulating block 13, the outside of second screw rod 12 is connected with one end and 5 fixed connection's of transfer roller locating piece through the bearing rotation, be convenient for improve the stability that second screw rod 12 rotated the support, the one end fixed mounting that third motor 11 was kept away from to second screw rod 12 has the dog, be convenient for carry on spacingly to the moving range of regulating block 13, avoid regulating block 13 to remove break away from with the outside being connected of second screw rod 12.

It is specific, before the roller is gone up to polytetrafluoroethylene base membrane, accessible external control device adjusts spacing subassembly according to polytetrafluoroethylene base membrane's width, make second screw 12 rotate and drive two adjacent regulating blocks 13 and move relatively or back of the body mutually about driving through starting third motor 11, make and two spacing dishes 16 are relative or carry on the back certain distance mutually around the regulating block 13 articulated connecting rod 18 drives, distance between two spacing dishes 16 constitutes the regulation to polytetrafluoroethylene base membrane width this moment, thereby can carry out effectual spacing to the polytetrafluoroethylene base membrane of the different width of transmission on the delivery roll 5, realize the purpose of rectifying, effectual improvement is to the tensile precision of polytetrafluoroethylene base membrane transmission and effect.

In this embodiment, elevating system includes the second motor 7 with backing plate 1 inner bottom wall fixed connection, the equal fixed mounting of output of second motor 7 has worm 8, the one end that second motor 7 was kept away from to two front and back worms 8 rotates with the front and back both sides of backing plate 1 inner wall respectively and is connected, improve the stability that worm 8 rotated the support, the inside of two front and back lagging 2 all rotates and is connected with one end and runs through and rotate the first screw rod 9 of being connected with backing plate 1 inner bottom wall, and the outside of first screw rod 9 cup joints with the inside screw thread of adjacent connecting plate 3, the equal fixed mounting in outside of two adjacent first screw rods 9 has the worm wheel 10 with two adjacent front and back worms 8 engaged with.

Wherein, the inside of connecting plate 3 is seted up with the first screw through-hole of first screw rod 9 looks adaptation, is convenient for first screw rod 9 to rotate and drives connecting plate 3 regulation removal.

It is specific, during the use, arrange the polytetrafluoroethylene base membrane in and carry out the transmission on the transfer roller 5, start corresponding second motor 7 through external control device control again, make 8 corotation of worm or the rotation reversal of rotation drive worm wheel 10 with it meshing rotate, make fixed mounting rotate at the inside first screw rod 9 of worm wheel 10, thereby make first screw rod 9 drive the connecting plate 3 that corresponds and upwards or move down and remove, and then make two adjacent backup pads 4 around make and drive transfer roller 5 upwards or move down a certain distance, the difference in height that goes up and down between two adjacent transfer rollers 5 this moment realizes the tensile purpose of roller transmission high accuracy on the polytetrafluoroethylene base membrane.

In this embodiment, both sides respectively fixed mounting around transfer roller 5 have with 4 relative one sides of two backup pads around rotate the bull stick of being connected, the one end that transfer roller 5 was kept away from to the rear side bull stick is connected with the output transmission of the first motor 6 that corresponds, the first motor 6 of being convenient for rotates and drives the bull stick rotation, realizes rotating 5 of bull stick fixed connection's transfer roller.

It should be noted that, the electrical components appearing herein are all electrically connected to the controller and the power supply, the control mode of the present invention is controlled by the controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, the supply of the power supply also belongs to the common general knowledge in the art, and the present invention is mainly used for protecting the mechanical device, so the present invention does not explain the control mode and the circuit connection in detail.

The working principle of the above embodiment is as follows:

(1) The utility model provides a polytetrafluoroethylene base membrane high accuracy goes up roller elevation structure when using, arrange polytetrafluoroethylene base membrane on transfer roller 5 and carry out the transmission, start corresponding second motor 7 through external control device control again, make worm 8 corotation or rotation reversal drive worm wheel 10 with it meshing rotate, make the first screw rod 9 of fixed mounting in worm wheel 10 inside rotate, thereby make first screw rod 9 drive corresponding connecting plate 3 and move upward or move downwards, and then make two adjacent backup pads 4 around drive transfer roller 5 and move upward or move a certain distance downwards, the difference in height that goes up and down between two adjacent transfer rollers 5 realizes the tensile purpose of polytetrafluoroethylene base membrane transmission high accuracy to this moment;

(2) Before the roller is gone up to polytetrafluoroethylene base membrane, accessible external control device adjusts spacing subassembly according to polytetrafluoroethylene base membrane's width, make second screw 12 rotate and drive two adjacent regulating blocks 13 and move relatively or back of the body mutually about driving through starting third motor 11, make and two spacing dishes 16 are relative or carry on the back a definite distance mutually around driving with regulating block 13 articulated connecting rod 18 mutually, distance between two spacing dishes 16 constitutes the regulation to polytetrafluoroethylene base membrane width this moment, thereby can carry out effectual spacing to the polytetrafluoroethylene base membrane of the different width of transmission on the conveying roller 5, the purpose of rectifying is realized.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

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 polytetrafluoroethylene base membrane high accuracy goes up roller elevation structure, is three backing plate (1) including quantity, its characterized in that: the automatic conveying device is characterized in that two sleeve plates (2) are fixedly mounted at the top of the base plate (1), a connecting plate (3) with one end penetrating and extending above the sleeve plates (2) is movably mounted inside the sleeve plates (2), supporting plates (4) are fixedly mounted at the top of the connecting plate (3), a conveying roller (5) is rotatably connected between every two adjacent supporting plates (4), a first motor (6) in transmission connection with the conveying roller (5) is fixedly mounted at the back of each supporting plate (4) at the rear side, lifting mechanisms are simultaneously arranged on the base plate (1) and the sleeve plates (2), and a limiting assembly is arranged on the conveying roller (5);

spacing subassembly includes two third motors (11) of fixed mounting on transfer roller (5) front and the back, the equal fixed mounting of output of third motor (11) has second screw rod (12), regulating block (13) have been cup jointed to the external screw thread of second screw rod (12), the top and the bottom of transfer roller (5) have all been seted up quantity and have been two movable groove (14), the inside fixed mounting of movable groove (14) has gag lever post (15), slider (17) have been cup jointed in the outside slip of gag lever post (15), the outside slip of transfer roller (5) has cup jointed quantity and is two spacing dish (16), and the interior roof and the interior bottom wall of spacing dish (16) one side fixed connection that back on the back with two upper and lower slider (17) respectively, the top and the bottom of spacing dish (16) all articulate connecting rod (18), and connecting rod (18) keep away from the one end of spacing dish (16) and adjacent regulating block (13) are articulated mutually.

2. The high-precision upper roller lifting structure for the polytetrafluoroethylene-based film according to claim 1, characterized in that: elevating system includes second motor (7) with bottom wall fixed connection in backing plate (1), the equal fixed mounting of output of second motor (7) has worm (8), two around the inside of lagging (2) all rotates and is connected with first screw rod (9) that one end runs through and rotate to be connected with bottom wall in backing plate (1), and the outside of first screw rod (9) cup joints with the internal thread of adjacent connecting plate (3), and the equal fixed mounting in outside of two adjacent first screw rods (9) has worm wheel (10) with two adjacent worm (8) engaged with around with.

3. The high-precision upper roller lifting structure for the polytetrafluoroethylene-based film as recited in claim 2, wherein: the front worm and the rear worm (8) are respectively connected with the front side and the rear side of the inner wall of the backing plate (1) in a rotating manner, the end, far away from the second motor (7), of the worm (8), and a first threaded through hole matched with the first screw rod (9) is formed in the connecting plate (3).

4. The high-precision upper roller lifting structure for the polytetrafluoroethylene-based film according to claim 1, characterized in that: both sides are fixed mounting respectively around transfer roller (5) have with around two backup pads (4) relative one side rotate the bull stick of being connected, the rear side the bull stick is kept away from the one end of transfer roller (5) and is connected with the output transmission of the first motor (6) that corresponds.

5. The high-precision upper roller lifting structure for the polytetrafluoroethylene-based film as recited in claim 1, wherein: the upper and lower second screw rods (12) are opposite in thread direction, and second thread through holes matched with the upper and lower second screw rods (12) are formed in the upper and lower adjusting blocks (13).

6. The high-precision upper roller lifting structure for the polytetrafluoroethylene-based film as recited in claim 1, wherein: the outside of second screw rod (12) is connected with one end and transfer roller (5) fixed connection's locating piece through the bearing rotation, the one end fixed mounting that third motor (11) was kept away from in second screw rod (12) has the dog.