CN211074605U

CN211074605U - Sheet thickness control device of sheet extruder

Info

Publication number: CN211074605U
Application number: CN201921984362.3U
Authority: CN
Inventors: 向鹏旭; 乔向前
Original assignee: Kunshan Yile Sub Packaging Material Co ltd
Current assignee: Kunshan Yile Sub Packaging Material Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-24
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a sheet thickness control device of sheet extruder, including the extrusion cylinder, the equal fixedly connected with L shaped plates in upper and lower both sides of extrusion cylinder, top the lower surface of L shaped plate is rotated through the bearing and is connected with first lead screw, the bottom fixedly connected with second lead screw of first lead screw, bearing and below are passed through to the bottom of second lead screw the last surface rotation of L shaped plate is connected, first lead screw with the equal threaded connection in surface of second lead screw has the lead screw sleeve, the utility model discloses a set up and connect the hopper, unnecessary material falls into the guide cylinder from connecing the hopper when the sheet is extruded in, starts driving motor and drives the pivot and rotate, and a set of auger delivery blade rotates and carries unnecessary material again from the guide cylinder and extrudes in the extrusion cylinder, has played the effect of unnecessary sheet material when being convenient for retrieving and extruding from this, has avoided causing the waste.

Description

Sheet thickness control device of sheet extruder

Technical Field

The utility model relates to a sheet extruder technical field especially relates to a sheet thickness control device of sheet extruder.

Background

In recent years, in order to improve the performance of plastic sheets and reduce the production cost of the plastic sheets, the plastic sheets are mostly produced by adopting a multi-layer co-extrusion compounding mode, and are subjected to subsequent processing after being cut. And the sheet extruder is one of the kinds of plastic machines.

In the use of sheet extruder, extruded sheet thickness is all fixed, can't control extruded sheet thickness, and then leads to extruded sheet to use and has certain limitation, and the unnecessary piece material of extruding can't obtain retrieving moreover, leads to the waste of material.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sheet thickness control device of a sheet extruder.

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

the utility model provides a sheet thickness control device of sheet extruder, includes the extrusion cylinder, the equal fixedly connected with L shaped plate in the upper and lower both sides of extrusion cylinder, the top the lower surface of L shaped plate is rotated through the bearing and is connected with first lead screw, the bottom fixedly connected with second lead screw of first lead screw, the bottom of second lead screw is passed through bearing and below the last surface rotation of L shaped plate is connected, first lead screw with the equal threaded connection of surface of second lead screw has the lead screw sleeve, the left side of extrusion cylinder is rotated through the bearing and is connected with the bull stick, the left end fixedly connected with knob of bull stick, the first bevel gear of surface fixedly connected with of bull stick, the surface fixedly connected with second bevel gear of second lead screw, first bevel gear with the meshing of second bevel gear, two the inside of L shaped plate has all seted up the bar spacing hole, two the equal fixedly connected with extension rod in telescopic right side, two the right-hand member of extension rod runs through respectively and extends to two the outside of bar spacing hole, two the equal fixedly connected with connecting plate in one side of right-hand member of extension rod, the fixed connection of the fixed surface of extrusion cylinder has the fixed surface of the pivot to be connected with the output of guide cylinder, the motor extends to be connected with the fixed plate of the output of the pivot of extrusion cylinder, the fixed plate is connected with the output of the pivot is connected with the pivot of.

Preferably, the upper surface of the material guide cylinder is communicated with a material receiving hopper, and the material guide cylinder and the lower surface of the L-shaped plate below the material guide cylinder are fixedly connected with a stable support frame.

Preferably, the rotating rod, the first screw rod and the second screw rod are arranged in a staggered mode.

Preferably, the extension rods below and the guide cylinders are arranged in a staggered mode.

Preferably, the first screw rod and the second screw rod have opposite thread directions.

Preferably, the diameter of the cross section of the extension rod is matched with the width of the strip-shaped limiting hole, and a sealing sleeve is arranged at the joint of the rotating shaft and the guide cylinder.

The utility model discloses in, a sheet thickness control device of sheet extruder, through setting up the knob, it rotates to rotate the knob and drive the bull stick, the bull stick rotates under first bevel gear and second bevel gear's cooperation is used, drive two synchronous rotations of lead screw, two synchronous rotations of lead screw are under the cooperation use in the spacing hole of bar, drive two lead screw sleeves and extension rod and reciprocate, because the screw opposite direction who sets up first lead screw and second lead screw, so two lead screw sleeves are relative or back-to-back motion always, and then drive two extension rods, two relative or back-to-back motion of connecting plate and two extrusion plates, through changing the distance between two extrusion plates, and then the thickness that the sheet was extruded has been controlled, the application range of extruding the back sheet has been improved.

The utility model discloses in, a sheet thickness control device of sheet extruder connects the hopper through setting up, unnecessary material falls into the guide cylinder from connecing the hopper when the sheet is extruded in, start driving motor drives the pivot and rotates, and the pivot rotates and drives a set of auger delivery blade and rotate, and a set of auger delivery blade rotates and carries unnecessary material again from the guide cylinder and extrude in the extrusion cylinder, has played the effect of unnecessary sheet material when being convenient for retrieve and extrude from this, avoids causing the waste.

Drawings

Fig. 1 is a schematic structural diagram of a sheet thickness control device of a sheet extruder according to the present invention;

fig. 2 is an enlarged view of a structure a in fig. 1 of a sheet thickness control device of a sheet extruder according to the present invention;

fig. 3 is a schematic view of a overlooking structure of a screw rod sleeve of a sheet thickness control device of a sheet extruder provided by the present invention.

In the drawing, an extrusion cylinder 1, a shaping plate 2L, a first screw rod 3, a second screw rod 4, a screw rod sleeve 5, a rotating rod 6, a knob 7, a first bevel gear 8, a second bevel gear 9, a strip-shaped limiting hole 10, an extension rod 11, a connecting plate 12, an extrusion plate 13, a material guide cylinder 14, a fixing plate 15, a driving motor 16, a rotating shaft 17, a spiral conveying blade 18, a material receiving hopper 19 and a stable supporting frame 20 are arranged.

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.

Referring to fig. 1-3, a sheet thickness control device of a sheet extruder includes an extrusion barrel 1, L-shaped plates 2 are fixedly connected to upper and lower sides of the extrusion barrel 1, a first lead screw 3 is rotatably connected to a lower surface of the upper L-shaped plate 2 through a bearing, a second lead screw 4 is fixedly connected to a bottom end of the first lead screw 3, a bottom end of the second lead screw 4 is rotatably connected to an upper surface of the lower L-shaped plate 2 through a bearing, a lead screw sleeve 5 is rotatably connected to outer surfaces of the first lead screw 3 and the second lead screw 4, a rotary rod 6 is rotatably connected to a left side of the extrusion barrel 1 through a bearing, a knob 7 is fixedly connected to a left end of the rotary rod 6, a first bevel gear 8 is fixedly connected to an outer surface of the rotary rod 6, a second bevel gear 9 is fixedly connected to an outer surface of the second lead screw 4, the first bevel gear 8 is engaged with the second bevel gear 9, bar-shaped holes 10 are respectively formed in the insides of the two L-shaped plates 2, bar-shaped limiting holes 10 are respectively formed in the right sides of the two extension rods 5, extension rods 11 are fixedly connected to right sides of the extension rods 11, a group of extension rod 11 respectively penetrates through and extends to an output end of a screw-driving motor 14, a screw-driving motor-driving-shaft-driving-.

Preferably, the material receiving hopper 19 is communicated with the upper surface of the material guiding cylinder 14, the material guiding cylinder 14 is fixedly connected with the stable support frame 20 with the lower surface of the L-shaped plate 2 below, and the stable support frame 20 is arranged to improve the stability of the material guiding cylinder 14.

Preferably, the rotating rod 6 is arranged in a staggered manner with the first screw rod 3 and the second screw rod 4.

Preferably, the lower extension rods 11 and the guide cylinders 14 are staggered with each other.

Preferably, the first lead screw 3 and the second lead screw 4 are threaded in opposite directions.

Preferably, the diameter of the cross section of the extension rod 11 is matched with the width of the strip-shaped limiting hole 10, and a sealing sleeve is arranged at the joint of the rotating shaft 17 and the guide cylinder 14 and is used for avoiding the omission of sheet materials.

In the utility model, by setting the knob 7, the rotating knob 7 is rotated to drive the rotating rod 6 to rotate, the rotating rod 6 rotates under the matching use of the first bevel gear 8 and the second bevel gear 9 to drive the two lead screws to synchronously rotate, the two lead screws synchronously rotate under the matching use of the strip-shaped limiting hole 10 to drive the two lead screw sleeves 5 and the extension rod 11 to move up and down, because the thread directions of the first lead screw 3 and the second lead screw 4 are opposite, the two lead screw sleeves 5 always move oppositely or back to back, and then the two extension rods 11, the two connecting plates 12 and the two extrusion plates 13 are driven to move oppositely or back to back, by changing the distance between the two extrusion plates 13, the thickness of extruded sheets is controlled, the application range of the extruded sheets is improved, by setting the material receiving hopper 19, when the sheets are extruded, the redundant materials fall into the material guide cylinder 14 from the material receiving hopper 19, the driving motor 16 is started to drive the rotating shaft 17 to rotate, the rotating shaft 17 rotates to drive the group of spiral conveying blades 18 to rotate, the group of spiral conveying blades 18 rotate to convey redundant materials from the guide cylinder 14 to the extrusion cylinder 1 again to be extruded, and therefore the effect of conveniently recycling the redundant sheet materials during extrusion is achieved, and waste is avoided.

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. The utility model provides a sheet thickness controlling means of sheet extruder, is including extruding a section of thick bamboo (1), its characterized in that, extrude equal fixedly connected with L shaped plate (2) in both sides from top to bottom of a section of thick bamboo (1), the top the lower surface of L shaped plate (2) is connected with first lead screw (3) through the bearing rotation, the bottom fixedly connected with second lead screw (4) of first lead screw (3), bearing and below are passed through to the bottom of second lead screw (4) the upper surface of L shaped plate (2) rotates and connects, first lead screw (3) with the equal threaded connection of surface of second lead screw (4) has lead screw sleeve (5), the left side of extruding a section of thick bamboo (1) is rotated through the bearing and is connected with bull stick (6), the left end fixedly connected with knob (7) of bull stick (6), the outer fixed surface of bull stick (8) of bull stick (6) has first bevel gear (8), the outer fixed surface of second lead screw (4) is connected with second bevel gear (9), first bevel gear (8) with the outer fixed surface of second lead screw (4) has two fixed shaft (17) and extend through fixed plate (17) fixed connection board (13) and two fixed plate (11) fixed plate (10) fixed plate (13) fixed plate (15) and fixed plate (17) fixed plate (10) are connected with the inside fixed plate (13) of the fixed plate (10) that the fixed plate (10) is connected with the fixed plate (10) and the fixed plate (13) that the fixed plate is connected with the left side of the fixed plate is connected with the fixed plate (11) and the fixed plate (10) is connected with the fixed plate (10) and the fixed plate (17) that the fixed plate (10) is connected with the fixed plate (13) is fixed plate (10) that.

2. The sheet thickness control device of the sheet extruder as claimed in claim 1, wherein the upper surface of the guide cylinder (14) is communicated with a receiving hopper (19), and the guide cylinder (14) is fixedly connected with a stable support frame (20) with the lower surface of the L-shaped plate (2) below.

3. The sheet thickness control device of a sheet extruder according to claim 1, wherein the rotating rod (6) is staggered with the first screw (3) and the second screw (4).

4. The sheet thickness control device of a sheet extruder as claimed in claim 1, wherein the extension rod (11) and the guide cylinder (14) are staggered with each other.

5. The sheet thickness control device of a sheet extruder according to claim 1, wherein the first screw (3) and the second screw (4) are threaded in opposite directions.

6. The sheet thickness control device of the sheet extruder as claimed in claim 1, wherein the cross-sectional diameter of the extension rod (11) is adapted to the width of the strip-shaped limiting hole (10), and a sealing sleeve is arranged at the joint of the rotating shaft (17) and the guide cylinder (14).