CN210851267U

CN210851267U - Locking device for air knife position of sheet casting machine

Info

Publication number: CN210851267U
Application number: CN201921613943.6U
Authority: CN
Inventors: 胡永刚
Original assignee: Jinan Lijun Mechanical Equipment Co Ltd
Current assignee: Jinan Lijun Mechanical Equipment Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-26
Anticipated expiration: 2029-09-26

Abstract

The utility model belongs to the technical field of film production, especially, locking device of casting machine air knife position to the air knife of installation can not convenient regulation go height and angle on the current casting machine, causes the relative position of air knife blow gun and quench roll can not accurate stable convenient regulation, influences the shortcoming of thick piece shaping quality, and proposes following scheme, and it includes casting machine frame, one side fixed mounting of casting machine frame has the fixing base, and the mounting groove has been seted up to one side of fixing base, and slidable mounting has the mount pad on one side inner wall of mounting groove, and one side that the mount pad kept away from casting machine frame extends to the mounting groove outside and has seted up the rotation groove, rotates the inslot rotation and installs the axis of rotation. The utility model discloses simple structure utilizes the height and the angle of adjustment air knife body that knob and L type poker rod can be convenient, guarantees that the position of air knife blow gun and quench roll is corresponding on the air knife body, and it is convenient to adjust, has guaranteed the quality that the thick slice takes shape.

Description

Locking device for air knife position of sheet casting machine

Technical Field

The utility model relates to a film production technical field especially relates to a locking device of cast piece machine gas sword position.

Background

An air knife is arranged behind a quench roller of a sheet casting machine for stretching and producing plastic films, raw materials are extruded from a die head and then rapidly attached to the surface of the quench roller under the action of cold air flow of an air knife blowing nozzle to form a thick sheet, the air knife is required to be parallel to a die lip and keep a certain distance from the surface of the quench roller in order to ensure the quality of thick sheet forming, and the air knife on a support is adjusted at present to lift the air knife in the vertical direction and rotate axially, so that the relative positions of the air knife blowing nozzle, the surface of the quench roller and the die lip meet the technological requirements.

The patent with publication number CN103817907B discloses a locking device for the position of an air knife of a sheet casting machine, wherein a supporting plate of a lifting locking mechanism is fixed on the front end surface of a bottom plate, a screw hole of the supporting plate is opposite to a conical hole of a pressing plate fixed on the supporting plate, an input shaft of a lifter is inserted into a small elastic conical sleeve with two holes, a locking pin shaft penetrates through a through hole of the pressing plate, a locking nut and a locking handle are installed on the locking pin shaft, but the height and the angle of the air knife installed on the sheet casting machine cannot be conveniently adjusted, so that the relative position of an air knife blowing nozzle and a quenching roller cannot be accurately, stably and conveniently adjusted, the forming quality of thick sheets is influenced, and therefore, the improvement space is.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the air knife installed on the sheet casting machine in the prior art can not be convenient to adjust and remove the height and the angle, so that the relative position of the air knife blow nozzle and the quench roll can not be accurate, stable and convenient to adjust, and the shortcoming of the thick sheet forming quality is influenced, and the locking device of the air knife position of the sheet casting machine is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a locking device for the air knife position of a sheet casting machine comprises a sheet casting machine frame, wherein a fixed seat is fixedly installed on one side of the sheet casting machine frame, a mounting groove is formed in one side of the fixed seat, a mounting seat is slidably installed on the inner wall of one side of the mounting groove, one side, away from the sheet casting machine frame, of the mounting seat extends out of the mounting groove and is provided with a rotating groove, a rotating shaft is rotatably installed in the rotating groove, one end of the rotating shaft extends out of the rotating groove and is provided with an air knife body, a U-shaped cavity is formed in the mounting seat, limiting holes are formed in the inner walls of the top side and the bottom side of the rotating groove, the two limiting holes are communicated with the U-shaped cavity, an L-shaped rod is movably installed in each limiting hole, two ends of the L-shaped rod extend out of the limiting holes, arc-shaped clamping plates are fixedly installed, the height and the angle of the air knife body can be conveniently adjusted, the position correspondence between an air knife blowing nozzle and a quench roller on the air knife body is ensured, and the adjustment is convenient.

Preferably, the U die cavity rotates on being close to one side inner wall of axis of rotation and installs the pivot, the one end fixed mounting of pivot has L type poker rod, the hole of stirring has been seted up on the top side inner wall of U die cavity, the hole of stirring is run through on the top of L type poker rod, the equal fixed mounting in bottom side and the top side of pivot has the bull stick, the one end that two bull sticks kept away from each other all rotates and installs the push-and-pull rod, the one end that two push-and-pull rods kept away from each other rotates respectively and installs one served at two L type poles are kept away from each other, rotate L type poker rod, make two L type poles and arc splint keep away from each other, lose the extrusion force to.

Preferably, the top side of the L-shaped poking rod is provided with a pulling hole along the vertical direction, a clamping rod is movably mounted in the pulling hole, two ends of the clamping rod extend out of the pulling hole, the top side of the mounting seat is provided with a clamping groove, the bottom end of the clamping rod extends into the clamping groove, the L-shaped poking rod is fixed, and then the angle of the air knife body is locked.

Preferably, the top side of mount pad is seted up the screw hole that is located the mounting groove, and the screw thread post is installed to the screw hole internal thread, has seted up the regulation hole on the top side inner wall of mounting groove, and the top of screw thread post runs through regulation hole and fixed mounting has the knob, the high position of convenient adjustment air knife body.

Preferably, a bearing is fixedly mounted on the inner wall of the adjusting hole, the top end of the threaded column penetrates through the bearing, and friction plates are mounted on the inner wall of the adjusting hole and are in contact with two sides of the threaded column.

Compared with the prior art, the beneficial effects of the utility model are that:

when the height of the air knife body needs to be adjusted, the threaded column rotates in the threaded hole only by rotating the knob, so that the mounting seat moves upwards or downwards, the height position of the air knife body is adjusted, and the height of the air knife body is locked by utilizing the friction force of the friction plate and the friction force of the threads;

when the angle of the air knife body is adjusted, the clamping rod is pulled upwards and pulled out of the clamping groove, the L-shaped poking rod can be rotated, so that the two L-shaped rods and the arc-shaped clamping plate are far away from each other, the extrusion force on the rotating shaft is lost, and the angle of the air knife body can be rotated as required to enable the air knife body to correspond to the quenching roller;

the utility model discloses simple structure utilizes the height and the angle of adjustment air knife body that knob and L type poker rod can be convenient, guarantees that the position of air knife blow gun and quench roll is corresponding on the air knife body, and it is convenient to adjust, has guaranteed the quality that the thick slice takes shape.

Drawings

Fig. 1 is a schematic structural view of a locking device for the position of an air knife of a sheet casting machine according to the present invention;

FIG. 2 is a schematic structural view of a locking device shown in part A of FIG. 1 for a position of a pneumatic cutter of a sheet casting machine according to the present invention;

FIG. 3 is a schematic side view of the connection between the rotary shaft and the mounting seat in the locking device for the air knife position of the sheet casting machine according to the present invention;

fig. 4 is a schematic structural diagram of a locking device at a portion a1 in fig. 2 for a position of an air knife of a sheet casting machine according to the present invention.

In the figure: the device comprises a sheet casting machine frame 1, a fixing seat 2, a mounting groove 3, a mounting seat 4, a rotating groove 5, a rotating shaft 6, an air knife body 7, a cavity 8U, a limiting hole 9, a rod 10L, an arc-shaped clamping plate 11, a rotating shaft 12, a rotating rod 13, a push-pull rod 14, a toggle hole 15, a toggle rod 16L, a clamping rod 17, a clamping groove 18, a pull hole 19, a threaded hole 20, an adjusting hole 21, a threaded column 22 and a knob 23.

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.

Example one

Referring to fig. 1-4, a locking device for the air knife position of a sheet casting machine comprises a sheet casting machine frame 1, wherein a fixed seat 2 is fixedly installed on one side of the sheet casting machine frame 1, an installation groove 3 is formed in one side of the fixed seat 2, an installation seat 4 is slidably installed on the inner wall of one side of the installation groove 3, one side of the installation seat 4, which is far away from the sheet casting machine frame 1, extends out of the installation groove 3 and is provided with a rotating groove 5, a rotating shaft 6 is rotatably installed in the rotating groove 5, one end of the rotating shaft 6 extends out of the rotating groove 5 and is provided with an air knife body 7, a U-shaped cavity 8 is formed in the installation seat 4, limiting holes 9 are respectively formed in the inner walls of the top side and the bottom side of the rotating groove 5, the two limiting holes 9 are both communicated with the U-shaped cavity 8, an L-shaped rod 10 is movably installed in the limiting hole 9, both ends of the, one side of the two arc-shaped clamping plates 11, which is close to each other, is respectively contacted with the top side and the bottom side of the rotating shaft 6, so that the height and the angle of the air knife body 7 can be conveniently adjusted, the position of an air knife blowing nozzle on the air knife body 7 is corresponding to the position of a quenching roller, and the adjustment is convenient.

The utility model discloses in, U die cavity 8 rotates on being close to one side inner wall of axis of rotation 6 and installs pivot 12, the one end fixed mounting of pivot 12 has L type poker rod 16, it stirs hole 15 to have seted up on the top side inner wall of U die cavity 8, the top of L type poker rod 16 is run through and stirs hole 15, the bottom side and the equal fixed mounting in top side of pivot 12 have bull stick 13, the one end that two bull stick 13 kept away from each other is all rotated and is installed push-pull rod 14, the one end that two push-pull rods 14 kept away from each other is rotated respectively and is installed on the one end of keeping away from each other of two L type poles 10, rotate L type poker rod 16, make two L type poles 10 and arc splint 11 keep away from each other, lose the extrusion force to axis of rotation.

The utility model discloses in, the top side of L type poker rod 16 has been seted up along vertical direction and has been drawn hole 19, draws movable mounting in the hole 19 to have kelly 17, and outside kelly 17's both ends all extended to drawing hole 19, draw-in groove 18 has been seted up to the top side of mount pad 4, and kelly 17's bottom extended to draw-in groove 18 in, fixed L type poker rod 16, and then locked the angle of air knife body 7.

The utility model discloses in, threaded hole 20 that is located mounting groove 3 is offered to the top side of mount pad 4, and threaded post 22 has been installed to threaded hole 20 internal thread, has offered regulation hole 21 on the top side inner wall of mounting groove 3, and regulation hole 21 and fixed mounting have knob 23, the high position of convenient adjustment air knife body 7 are run through on the top of threaded post 22.

The utility model discloses in, fixed mounting has the bearing on the inner wall of regulation hole 21, and the bearing is run through on the top of screw thread post 22, installs the friction disc on the inner wall of regulation hole 21, and the friction disc contacts with screw thread post 22's both sides.

Example two

Referring to fig. 1-4, a locking device for the air knife position of a sheet casting machine comprises a sheet casting machine frame 1, a fixed seat 2 is fixedly installed on one side of the sheet casting machine frame 1 through a welding mode, a mounting groove 3 is formed in one side of the fixed seat 2, a mounting seat 4 is slidably installed on the inner wall of one side of the mounting groove 3, one side of the mounting seat 4, far away from the sheet casting machine frame 1, extends out of the mounting groove 3 and is provided with a rotating groove 5, a rotating shaft 6 is rotatably installed in the rotating groove 5, one end of the rotating shaft 6 extends out of the rotating groove 5 and is provided with an air knife body 7, a U-shaped cavity 8 is formed in the mounting seat 4, limiting holes 9 are formed in the inner walls of the top side and the bottom side of the rotating groove 5, the two limiting holes 9 are communicated with the U-shaped cavity 8, an L-shaped rod 10 is movably installed in each limiting hole 9, both ends of the L-shaped rod 10 extend out, one side of the two arc-shaped clamping plates 11, which is close to each other, is respectively contacted with the top side and the bottom side of the rotating shaft 6, so that the height and the angle of the air knife body 7 can be conveniently adjusted, the position of an air knife blowing nozzle on the air knife body 7 is corresponding to the position of a quenching roller, and the adjustment is convenient.

The utility model discloses in, U die cavity 8 rotates on being close to one side inner wall of axis of rotation 6 and installs pivot 12, welding mode fixed mounting is passed through to the one end of pivot 12 has L type poker rod 16, it stirs hole 15 to have seted up on the top side inner wall of U die cavity 8, L type poker rod 16's top is run through and is stirred hole 15, there is bull stick 13 bottom side and top side of pivot 12 all through welding mode fixed mounting, the one end that two bull sticks 13 kept away from each other is all rotated and is installed push-pull rod 14, the one end that two push-pull rods 14 kept away from each other rotates respectively and installs on the one end that two L type poles 10 kept away from each other, rotate L type poker rod 16, make two L type poles 10 and arc splint 11 keep away from each other, lose the extrusion force to axis of rotation 6.

The utility model discloses in, threaded hole 20 that is located mounting groove 3 is offered to the top side of mount pad 4, and threaded post 22 has been installed to threaded hole 20 internal thread, has offered regulation hole 21 on the top side inner wall of mounting groove 3, and regulation hole 21 is run through and knob 23, the high position of convenient adjustment air knife body 7 is installed through welding mode fixed mounting in the top of threaded post 22.

The utility model discloses in, there is the bearing through welding mode fixed mounting on the inner wall of regulation hole 21, and the bearing is run through on the top of screw thread post 22, installs the friction disc on the inner wall of regulation hole 21, and the friction disc contacts with screw thread post 22's both sides.

In the utility model, the air knife body 4 is installed on the right side of the casting machine frame 1, the film is extruded and is rapidly attached to the surface of the quench roller under the action of the cold air flow of the air knife blow nozzle, therefore, the relative position of the air knife blow nozzle and the quench roller is ensured, when the height of the air knife body 7 needs to be adjusted, only the knob 23 needs to be rotated, the threaded post 22 rotates in the threaded hole 20, and the mounting seat 4 can only slide on the inner wall of one side of the mounting groove 3, so that the mounting seat 4 moves upwards or downwards, and further the height position of the air knife body 7 is adjusted, the height is locked by utilizing the friction force of the friction plate and the friction force of the thread, when the angle of the air knife body 7 is adjusted, the clamping rod 17 is pulled upwards and pulled out of the clamping groove 18, the L-shaped poking rod 16 can be rotated, the rotating shaft 12 is driven to rotate, the rotating shaft 12 drives the two rotating rods 13 to rotate, make two L type poles 10 and arc splint 11 keep away from each other, lose the extrusion force to axis of rotation 6, can rotate the angle of air knife body 7 as required, make it align with the chilled roll, after angular adjustment finishes reverse rotation L type poker rod 16 again with kelly 17 card go into draw-in groove 18 in, can be fixed and lock axis of rotation 6 extrusion convenient to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A locking device for the air knife position of a sheet casting machine comprises a sheet casting machine frame (1) and is characterized in that a fixing seat (2) is fixedly installed on one side of the sheet casting machine frame (1), a mounting groove (3) is formed in one side of the fixing seat (2), a mounting seat (4) is slidably installed on the inner wall of one side of the mounting groove (3), one side, far away from the sheet casting machine frame (1), of the mounting seat (4) extends out of the mounting groove (3) and is provided with a rotating groove (5), a rotating shaft (6) is rotatably installed in the rotating groove (5), one end of the rotating shaft (6) extends out of the rotating groove (5) and is provided with an air knife body (7), a U-shaped cavity (8) is formed in the mounting seat (4), limiting holes (9) are formed in the top side and the inner wall of the bottom side of the rotating groove (5), the two limiting holes (9) are communicated with the U-shaped cavity (8), and, both ends of L type pole (10) all extend to outside spacing hole (9), and the equal fixed mounting of one end that two L type poles (10) are close to each other has arc splint (11), and one side that two arc splint (11) are close to each other contacts with the top side and the bottom side of axis of rotation (6) respectively.

2. The device for locking the position of the air knife of the sheet casting machine according to claim 1, wherein a rotating shaft (12) is rotatably mounted on an inner wall of one side of the U-shaped cavity (8) close to the rotating shaft (6), an L-shaped poking rod (16) is fixedly mounted at one end of the rotating shaft (12), a poking hole (15) is formed in an inner wall of the top side of the U-shaped cavity (8), the top end of the L-shaped poking rod (16) penetrates through the poking hole (15), rotating rods (13) are fixedly mounted on the bottom side and the top side of the rotating shaft (12), push-pull rods (14) are rotatably mounted at ends of the two rotating rods (13) far away from each other, and ends of the two push-pull rods (14) far away from each other are rotatably mounted at ends of the two.

3. The locking device for the air knife position of the sheet casting machine according to claim 2, wherein a pull hole (19) is formed in the top side of the L-shaped poke rod (16) in the vertical direction, a clamping rod (17) is movably mounted in the pull hole (19), two ends of the clamping rod (17) extend out of the pull hole (19), a clamping groove (18) is formed in the top side of the mounting seat (4), and the bottom end of the clamping rod (17) extends into the clamping groove (18).

4. The locking device for the air knife position of the sheet casting machine according to claim 1, characterized in that a threaded hole (20) located in the mounting groove (3) is formed in the top side of the mounting seat (4), a threaded column (22) is installed in the threaded hole (20) in a threaded manner, an adjusting hole (21) is formed in the inner wall of the top side of the mounting groove (3), and the top end of the threaded column (22) penetrates through the adjusting hole (21) and is fixedly provided with a knob (23).

5. The locking device for the air knife position of the sheet casting machine is characterized in that a bearing is fixedly arranged on the inner wall of the adjusting hole (21), the top end of the threaded column (22) penetrates through the bearing, and a friction plate is arranged on the inner wall of the adjusting hole (21) and is in contact with two sides of the threaded column (22).