Extruder outlet end protection structure

Abstract

The utility model relates to an extruding machine outlet end protection structure, a guide groove is arranged between an outlet end and a cooling bed guide wheel set, two side walls and a bottom plate in the guide groove form limiting of the three positions, and a limiting plate in an upper limiting mechanism arranged on the guide groove limits upward movement of a profile. Therefore, the sectional materials can be output in a limiting and guiding mode during output. A plurality of asbestos plates are arranged on the surface of the bottom plate in the guide groove and the side walls of the two sides in the guide groove at intervals, so that the supporting and limiting effects are achieved, and the high temperature of a section bar which is just extruded can be resisted. The pushing and lifting mechanism arranged between the guide groove and the cooling bed guide wheel set can properly adjust the vertical height position of the sectional material, and it is guaranteed that the sectional material can accurately fall on the cooling bed guide wheel set when output.

Description

TECHNICAL FIELD

[0001] The utility model belongs to aluminum alloy product processing technical field, especially a kind of extruding machine export end protection structure. BACKGROUND

[0002] Extruding machine often extrudes flat section bar when extruding, since the temperature of section bar is higher when just extruding, so section bar sometimes appears slightly warping to side when output, even if the angle of warping is not big, but still affect the conveying of section bar to the direction of cooling bed guide wheel set 22 when output for a long time. Figure 1 There is certain gap between the outlet end of traditional extruding machine and cooling bed guide wheel set in longitudinal direction and vertical direction, if this gap is not effectively reduced, it will cause that section bar is not smooth when output, even cannot be effectively conveyed to cooling bed guide wheel set because of warping. UTILITY MODEL CONTENTS

[0003] The utility model aims at overcoming the insufficient of prior art, provide a kind of extruding machine export end protection structure.

[0004] The technical scheme adopted by the utility model is:

[0005] A kind of extruding machine export end protection structure, including the outlet end of extruding machine and cooling bed guide wheel set, it is characterized in that: the outlet end is provided with a guide groove for the guiding output of section bar, the guide groove is provided with upper limit mechanism for limiting the vertical output position of section bar, and the end of guide groove close to cooling bed guide wheel set is provided with a vertical lifting mechanism for changing the vertical position of section bar output by extruding machine between the cooling bed guide wheel set.

[0006] Further: one or more upper limit mechanisms are arranged on the guide groove close to the outlet end, and one or more upper limit mechanisms are arranged on the rest of the guide groove.

[0007] Further: one end of the guide groove extends into the outlet end, and the other end of the guide groove faces the cooling bed guide wheel set, and one upper limit mechanism is arranged on the guide groove close to the outlet end.

[0008] Further: the upper limit mechanism includes vertical plate and limit plate, two vertical plates are arranged on the side of the side wall of the guide groove, and the limit plate is arranged on the two vertical plates and slides vertically.

[0009] Further: one sliding shaft is arranged on the side of the limit plate, and the end of each sliding shaft extends into the vertical slot of the vertical plate on the same side, and the end of each sliding shaft outside the vertical slot is screwed with locking nut.

[0010] Further: the surface of the limit plate facing the inside of the guide groove is provided with asbestos plate.

[0011] Further, the vertical pushing mechanism comprises a roller and a pushing cylinder, the pushing cylinder is vertically upward arranged between the other end of the guide groove and the guide wheel group of the cooling bed, the upward moving end of the pushing cylinder is connected with an upward bracket, the roller is arranged on the upper end of the bracket, and the roller is used for changing the vertical position of the profile output by the extruder.

[0012] Further, the surface of the inner bottom plate of the guide groove is spaced apart and provided with a plurality of bottom asbestos plates, and the inner walls of the guide groove on the two sides of each bottom asbestos plate are respectively provided with side asbestos plates.

[0013] Further, the guide groove located at the outlet end is fixed on a fixing frame.

[0014] The utility model discloses the advantages and positive effects are:

[0015] In the utility model, the guide groove is arranged between the outlet end and the guide wheel group of the cooling bed, the two side walls and the bottom plate in the guide groove constitute the limiting position in the three positions, and the limiting plate in the upper limiting mechanism arranged on the guide groove limits the upward movement of the profile, so that the profile can be limited and guided when being output. The inner bottom plate surface of the guide groove and the two side walls on the two sides of the guide groove are provided with a plurality of asbestos plates at intervals, which not only play the supporting and limiting role, but also can withstand the high temperature of the just extruded profile. The pushing mechanism arranged between the guide groove and the guide wheel group of the cooling bed can appropriately adjust the vertical height position of the profile, so that the profile can accurately fall on the guide wheel group of the cooling bed when being output. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the utility model;

[0017] Figure 2 It is the enlarged right view of Figure 1

[0018] Figure 3 It is the enlarged sectional view of the guide groove;

[0019] Figure 4 It is the enlarged view of I part. DETAILED DESCRIPTION

[0020] The utility model is further illustrated below in combination with examples, and the following examples are illustrative and not restrictive, and the protection scope of the utility model cannot be limited by the following examples.

[0021] ​The invention relates to a protection structure for the outlet end of an extruder, which comprises an outlet end 4 of the extruder and a guide roller set 22 of a cooling bed, the outlet end is provided with a guide groove 14 for guiding the output of a profile 19, the guide groove is provided with an upper limiting mechanism for limiting the vertical output position of the profile, and the end of the guide groove close to the guide roller set of the cooling bed is provided with a vertical pushing mechanism for changing the vertical position of the output profile of the extruder.

[0022] One or more upper limiting mechanisms are arranged on the guide groove close to the outlet end, and one or more upper limiting mechanisms are arranged on the rest of the guide groove. One end 5 of the guide groove extends into the cavity 6 of the outlet end and is fixed there by a support frame 7, and the other end of the guide groove faces the guide roller set of the cooling bed, and one upper limiting mechanism is arranged on the guide groove close to the outlet end.

[0023] The upper limiting mechanism comprises vertical plates 8 and limiting plates 12, the bases 27 of the lower ends of the two vertical plates are arranged on the workbench 28 (or frame, or support, etc. common support structure) beside the two side walls of the guide groove, and the limiting plates are arranged on the two vertical plates for vertical limiting sliding. One sliding shaft 10 is arranged on each side of the limiting plate, and each sliding shaft extends into the vertical groove 9 formed in the vertical plate on the same side, and the end of each sliding shaft extending out of the vertical groove is screwed with a locking nut 11. The locking nut is screwed on the end of the sliding shaft and presses against the outer surface of the vertical plate, thereby fixing the limiting plate at a certain height position of the vertical groove. The surface of the limiting plate facing the inside of the guide groove is provided with an asbestos plate 13.

[0024] The vertical pushing mechanism comprises a carrier roller 20 and a pushing cylinder 24, the pushing cylinder is arranged vertically upward on any structure with supporting function (such as: workbench, frame or support, etc. common support structure) between the other end of the guide groove and the guide roller set of the cooling bed, the upward moving end 23 of the pushing cylinder is connected with a U-shaped bracket 21 facing upward, and the ends on both sides of the upper end of the bracket are respectively hinged with one end of the carrier roller for changing the vertical position of the output profile of the extruder.

[0025] The surface of the bottom plate 31 inside the guide groove is provided with a plurality of bottom asbestos plates 33 at intervals, and the inner wall surface 30 of the guide groove on both sides of each bottom asbestos plate is provided with a side asbestos plate 29. The bottom plate is provided with protrusions 32 at intervals, each bottom asbestos plate is embedded in the two adjacent protrusions, and the two protrusions between the two bottom asbestos plates are left empty and form the interval between the two adjacent bottom asbestos plates.

[0026] The base 27 of the lower end of the fixed frame 18 is fixed on the workbench (or frame, or support, etc. common support structure) beside each vertical plate, the recess 25 is arranged on the upper end surface 15 of each fixed frame, the two side end portions of the mounting rod 26 arranged on the bottom surface of the guide groove are respectively embedded in the recesses on the same side of the fixed frame, the baffle 16 is fixed on the fixed frame at the recess above the mounting rod through the bolt 17, the baffle tightly presses the mounting rod in the recess, and thus the guide groove is fixed on the workbench (or frame, or support, etc. common support structure).

[0027] The working process of the utility model is as follows:

[0028] 1. The extrusion shaft 1 acts, and the material is extruded through the die and the die sleeve assembly 2.

[0029] 2. The extruded profile 19 enters the inside of one end 5 of the guide groove from the outlet end and continues to be transported to the right side of the guide groove. Figure 1

[0030] 3. The profile is limited and guided by the side asbestos plates and the bottom asbestos plate in the guide groove, and is limited and guided by the limiting plate installed asbestos plate 13, and under the action of the limiting and guiding of the above structure, the profile is transported to the direction of the cooling bed guide wheel group.

[0031] 4. When the profile is transported to the supporting roller, the supporting roller adjusts the height position of the profile in the vertical direction, so that the profile is accurately aligned with the cooling bed guide wheel group.

[0032] 5. After the profile is extruded to a certain length, the cutting assembly 3 acts to cut the profile.

[0033] In the utility model, the guide groove is arranged between the outlet end and the cooling bed guide wheel group, the two side walls and the bottom plate inside the guide groove constitute the limiting in the three positions, and the limiting plate in the upper limiting mechanism arranged on the guide groove limits the upward movement of the profile, so that the profile can be limited and guided when output. The bottom plate surface inside the guide groove and the side walls on both sides of the guide groove are provided with a plurality of asbestos plates at intervals, which not only play the role of supporting and limiting, but also can withstand the high temperature of the just extruded profile. The lifting mechanism arranged between the guide groove and the cooling bed guide wheel group can appropriately adjust the vertical height position of the profile, so that the profile can accurately fall on the cooling bed guide wheel group when output.​

Claims

1. An extruder exit end protection arrangement comprising an exit end of an extruder and a set of cold bed guide rollers, characterised in that: The outlet end is provided with a guide groove for guiding the profile to output, the guide groove is provided with an upper limiting mechanism for limiting the vertical output position of the profile, and the end of the guide groove close to the guide roller group of the cooling bed is provided with a vertical pushing mechanism for changing the vertical position of the profile output by the extruder.

2. An extruder exit end protection structure according to claim 1, characterised in that: One or more upper limiting mechanisms are arranged on the guide groove close to the outlet end, and one or more upper limiting mechanisms are arranged on the rest of the guide groove.

3. An extruder exit end protection structure according to claim 2, characterised in that: One end of the guide groove extends into the outlet end, and the other end of the guide groove faces the guide roller group of the cooling bed, and an upper limiting mechanism is arranged on the guide groove close to the outlet end.

4. An extruder exit end protection structure according to claim 3, characterised in that: The upper limiting mechanism comprises vertical plates and limiting plates, two vertical plates are arranged on the sides of the side walls of the guide groove, and limiting plates are arranged on the vertical plates for vertical limiting sliding.

5. An extruder exit end protection structure according to claim 4, characterised in that: A sliding shaft is arranged on each side of the limiting plate, each sliding shaft extends into the vertical groove of the vertical plate on the same side, and a locking nut is arranged on the end of each sliding shaft extending out of the vertical groove.

6. An extruder exit end protection structure according to claim 4 or 5, characterised in that: The surface of the limiting plate facing the inside of the guide groove is provided with an asbestos plate.

7. An extruder exit end protection structure according to claim 6, characterised in that: The vertical pushing mechanism comprises a carrier roller and a pushing cylinder, the pushing cylinder is vertically upwardly arranged between the other end of the guide groove and the guide roller group of the cooling bed, the upward movement end of the pushing cylinder is connected with an upward bracket, the upper end of the bracket is provided with the carrier roller, and the carrier roller is used for changing the vertical position of the profile output by the extruder.

8. An extruder exit end protection structure according to claim 1 or 2 or 3 or 4 or 5 or 7 characterised in that: The surface of the bottom plate inside the guide groove is provided with a plurality of bottom asbestos plates at intervals, and the inner wall surfaces of the guide groove on both sides of each bottom asbestos plate are provided with side asbestos plates.

9. An extruder exit end protection structure according to claim 1 or 2 or 3 or 4 or 5 or 7 characterised in that: The guide groove outside the outlet end is fixed on a fixed frame.

Images