CN221136818U - Double-screw extruder convenient to go up and down - Google Patents

Abstract

The utility model discloses a double-screw extruder convenient to lift, which comprises a base, a movable seat structure, an extruder main body, a sliding seat structure, a driving structure and a supporting connection structure, wherein the movable seat structure is fixedly arranged at the upper end surface of the base, the extruder main body is fixedly arranged at the top of the movable seat structure, the sliding seat structure is arranged at the upper end surface of the base, the driving structure is arranged at the upper end surface of the base and the sliding seat structure, and the movable seat structure and the sliding seat structure are hinged through the supporting connection structure. The lifting height adjusting mechanism of the device is greatly simplified on the basis of the prior art, so that the whole structure is simpler, the later maintenance and the service treatment are effectively facilitated, and the whole production cost and the maintenance cost are reduced, thereby effectively improving the practicability on the basis of the prior art.

Description

Double-screw extruder convenient to go up and down

Technical Field

The utility model relates to the technical field of extruders, in particular to a double-screw extruder convenient to lift.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to the molding processing of extruded products at present; the prior double-screw extruder cannot be lifted and lowered generally, and cannot be adjusted in height according to the demands of workers, so that the applicability is poor, and the invention now shows a double-screw extruder capable of lifting and lowering the height, as follows.

Through retrieving, the patent of the publication number CN216914759U, a double screw extruder convenient to go up and down is disclosed, the on-line screen storage device comprises a base, four first slide bars that are the rectangle and distribute of upper end fixedly connected with of base, the upper end slip of first slide bar is inserted and is equipped with the second slide bar, be equipped with the organism directly over the base, the upper end and the lower extreme fixed connection of organism of second slide bar, the cover is equipped with the spring on the first slide bar, the both ends of spring offset with the lower extreme of organism and the upper end of base respectively, the lower extreme of base is equipped with the recess, insert on the top lateral wall in the recess and be equipped with the sleeve that two symmetries set up, the base is run through to the upper end of sleeve, be swivelling joint between sleeve and the base, the upper end of sleeve is inserted and is equipped with the pillar, be threaded connection between pillar and the sleeve. The utility model has compact structure and strong stability, and the transmission mechanism and the plurality of struts drive the twin-screw extruder to lift, thereby greatly improving the stability of the machine body during lifting and reducing the frequency of later maintenance.

However, the above patent also has the following optimizations:

Although the height of the extruder can be adjusted in a lifting manner, the adjusting structure is excessively complicated, so that later maintenance and repair are time-consuming and labor-consuming, and the production cost and the maintenance cost are relatively high, so that the structure is required to be simplified and improved, and the practicability is required to be improved.

Disclosure of utility model

The utility model aims to provide a double-screw extruder convenient to lift, which solves the problems that although the height of the extruder can be adjusted by lifting in the above patent, the whole adjusting structure is too complicated, so that the later maintenance and the maintenance are time-consuming and labor-consuming, the production cost and the maintenance cost are relatively high, the structure is required to be simplified and improved, and the practicability is required to be improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a twin-screw extruder convenient to go up and down, includes base, movable seat structure, extruder main part, sliding seat structure, drive structure and supporting connection structure, movable seat structure fixed mounting is in the upper end surface department of base, extruder main part fixed mounting is in the top department of movable seat structure, sliding seat structure installs in the upper end surface department of base, drive structure installs in the upper end surface department of base and sliding seat structure department, articulated the connection through supporting connection structure between movable seat structure and the sliding seat structure.

Preferably, the movable seat structure comprises four fixed cylinders, telescopic columns and bearing plates, wherein the fixed cylinders and the telescopic columns are respectively provided with four movable grooves which extend into the fixed cylinders are formed in the top of the fixed cylinders and are fixedly installed on the upper end surface of the base close to the four inner corners of the fixed cylinders, the four telescopic columns are respectively movably inserted into the movable grooves of the four fixed cylinders, the bottom of the bearing plate is fixedly connected with the top of the four telescopic columns, and the extruder main body is fixedly installed on the upper surface of the bearing plate.

Preferably, the sliding seat structure comprises two bearing seats and a screw rod, wherein the two bearing seats are fixedly arranged at the upper end surface of the base, the screw rod is rotatably arranged between the two bearing seats, two threaded parts with opposite thread directions are arranged outside the screw rod, and a sliding block is respectively screwed at the two threaded parts of the screw rod.

Preferably, the driving structure comprises a band-type brake motor, a gear A and a gear B, wherein the band-type brake motor is fixedly arranged at the upper end surface of the base, the gear A is fixedly arranged at the output end of the band-type brake motor, the gear B is fixedly sleeved at the outer part of the screw rod, the gear B is positioned at the middle part of the screw rod, the distance between the gear B and the two sliding blocks is the same, and the gear B is meshed with the gear A.

Preferably, the support connection structure comprises four hinge blocks A, hinge blocks B and hinge support plates, the hinge blocks A and the hinge blocks B are respectively provided with four hinge blocks A, two hinge blocks A are respectively fixedly installed at the tops of two sliding blocks, four hinge blocks B are respectively fixedly installed at the bottoms of the bearing plates, two hinge blocks B are respectively close to two bearing seats, two hinge support plates are provided with two hinge blocks A, and two ends of each hinge support plate are respectively movably hinged with one group of hinge blocks A and one group of hinge blocks B.

Preferably, the hinge block A, the hinge block B and the hinge supporting plate are all made of alloy steel materials.

The utility model provides a double-screw extruder convenient to lift, which has the following beneficial effects:

According to the utility model, the base, the movable seat structure, the extruder main body, the sliding seat structure, the driving structure and the supporting and connecting structure are arranged, so that the sliding block of the sliding seat structure can be driven to move through the driving structure according to actual needs, and then the supporting and connecting structure is matched, the heights of the bearing plate and the extruder main body are adjusted in a lifting manner, so that the device can be suitable for workers with different heights, the integral structure is greatly simplified on the original basis, the integral structure is simpler, the later maintenance and the maintenance treatment are effectively facilitated, the integral production cost and the maintenance cost are reduced, and the practicability is effectively improved on the original basis.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top view of the stationary drum of the present utility model;

Fig. 3 is a schematic view of the mounting top view of the hinge support plate of the present utility model.

In the figure: 1. a base; 2. an extruder body; 3. a fixed cylinder; 4. a telescopic column; 5. a carrying plate; 6. a movable groove; 7. a bearing seat; 8. a screw rod; 9. a sliding block; 10. a band-type brake motor; 11. a gear A; 12. a gear B; 13. a hinge block A; 14. a hinging block B; 15. and (5) hinging the supporting plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a twin-screw extruder convenient to go up and down, includes base 1, movable seat structure, extruder main part 2, sliding seat structure, drive structure and support connection structure, movable seat structure fixed mounting is in the upper end surface department of base 1, extruder main part 2 fixed mounting is in the top department of movable seat structure, sliding seat structure installs in the upper end surface department of base 1, drive structure installs in the upper end surface department and sliding seat structure department of base 1, articulated the connection through support connection structure between movable seat structure and the sliding seat structure.

The movable seat structure comprises four fixed cylinders 3, telescopic columns 4 and bearing plates 5, wherein the fixed cylinders 3 and the telescopic columns 4 are respectively provided with four movable grooves 6 which extend into the four fixed cylinders 3, the four telescopic columns 4 are respectively movably inserted into the movable grooves 6 of the four fixed cylinders 3, the bottom of the bearing plates 5 is fixedly connected with the tops of the four telescopic columns 4, and the extruder main body 2 is fixedly arranged on the upper surface of the bearing plates 5, so that the telescopic columns 4 can be matched with the fixed cylinders 3 to carry out telescopic support and telescopic guide treatment on the bearing plates 5, and the telescopic stability of the bearing plates is improved;

The sliding seat structure comprises two bearing seats 7 and a screw rod 8, wherein the two bearing seats 7 are arranged, the two bearing seats 7 are fixedly arranged on the upper end surface of the base 1, the screw rod 8 is rotatably arranged between the two bearing seats 7, two threaded parts with opposite thread directions are arranged outside the screw rod 8, and one sliding block 9 is respectively and spirally connected with the two threaded parts of the screw rod 8, so that the screw rod 8 and the two bearing seats 7 rotate;

The driving structure comprises a band-type brake motor 10, a gear A11 and a gear B12, wherein the band-type brake motor 10 is fixedly arranged at the upper end surface of the base 1, the gear A11 is fixedly arranged at the output end of the band-type brake motor 10, the gear B12 is fixedly sleeved at the outer part of the screw rod 8, the gear B12 is positioned at the middle part of the screw rod 8, the distance between the gear B12 and the two sliding blocks 9 is the same, the gear B12 is meshed with the gear A11, so that the gear A11 can be driven to rotate by starting the band-type brake motor 10, the gear A11 drives the gear B12 to rotate, thereby driving the screw rod 8 to rotate, and when the screw rod 8 rotates, the two sliding blocks 9 can be driven to be mutually close to or mutually far away, and the mutual approaching or mutual keeping away from of the two sliding blocks 9 can be changed according to the positive and negative rotation of the band-type brake motor 10;

The supporting and connecting structure comprises hinge blocks A13, hinge blocks B14 and a hinge supporting plate 15, wherein four hinge blocks A13 and hinge blocks B14 are respectively arranged, the four hinge blocks A13 are in groups of two, the two groups of hinge blocks A13 are respectively and fixedly arranged at the tops of the two sliding blocks 9, the four hinge blocks B14 are also in groups of two, the two groups of hinge blocks B14 are respectively and fixedly arranged at the bottom of the bearing plate 5, the two groups of hinge blocks B14 are respectively close to the two bearing seats 7, the hinge supporting plate 15 is provided with two, the two ends of the hinged support plate 15 are respectively movably hinged with the group of hinged blocks A13 and the group of hinged blocks B14, so that when the two sliding blocks 9 are far away from each other, the hinged support plate 15, the hinged blocks A13 and the hinged blocks B14 can be matched, namely the inclination of the hinged support plate 15 is smaller and smaller, so that the bearing plate 5 is driven to move upwards, and when the two sliding blocks 9 are close to each other, the hinged support plate 15, the hinged blocks A13 and the hinged blocks B14 can be matched, namely the inclination of the hinged support plate 15 is larger and larger, so that the bearing plate 5 is driven to move downwards, and the purpose of lifting and adjusting the heights of the bearing plate 5 and the extruder main body 2 is achieved;

The hinge block A13, the hinge block B14 and the hinge supporting plate 15 are made of alloy steel materials, so that the hinge block A13, the hinge block B14 and the hinge supporting plate 15 have high self rigidity and are not easy to deform and damage.

Working principle: when the height of the extruder main body 2 needs to be adjusted, the band-type brake motor 10 can be started to drive the gear A11 to rotate, the gear A11 drives the gear B12 to rotate, thereby drive the screw rod 8 to rotate, when the screw rod 8 rotates, the two sliding blocks 9 can be driven to be close to or far away from each other, the two sliding blocks 9 are close to or far away from each other to change according to the positive and negative rotation of the band-type brake motor 10, when the two sliding blocks 9 are far away from each other, the matching between the hinged support plate 15, the hinged block A13 and the hinged block B14 can be matched, namely the inclination of the hinged support plate 15, the hinged block A13 and the hinged block B14 can be matched when the two sliding blocks 9 are close to each other, namely the inclination of the hinged support plate 15 is larger and larger, thereby the carrier plate 5 is driven to move downwards, the purpose of adjusting the lifting of the heights of the carrier plate 5 and the extruder main body 2 is achieved, when the two sliding blocks 9 are far away from each other, the band-type brake motor 10 is braked and is not rotated, and the height of the extruder main body 2 can be fixed.

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

Claims (6)

1. The utility model provides a twin-screw extruder convenient to go up and down, includes base (1), movable seat structure, extruder main part (2), sliding seat structure, drive structure and supporting connection structure, its characterized in that: the movable seat structure is fixedly arranged at the upper end surface of the base (1), the extruder main body (2) is fixedly arranged at the top of the movable seat structure, the sliding seat structure is arranged at the upper end surface of the base (1), the driving structure is arranged at the upper end surface of the base (1) and the sliding seat structure, and the movable seat structure and the sliding seat structure are hinged through a supporting connection structure.

2. The twin-screw extruder for facilitating lifting as defined in claim 1, wherein: the movable seat structure comprises four fixed cylinders (3), telescopic columns (4) and bearing plates (5), wherein the fixed cylinders (3) and the telescopic columns (4) are respectively and fixedly arranged at the upper end surfaces of the base (1) and close to the four inner corners of the fixed cylinders, movable grooves (6) extending into the inside of the fixed cylinders are formed in the top of the fixed cylinders (3), the four telescopic columns (4) are respectively and movably inserted into the movable grooves (6) of the four fixed cylinders (3), the bottom of the bearing plates (5) are fixedly connected with the top of the four telescopic columns (4), and the extruder main body (2) is fixedly arranged at the upper surface of the bearing plates (5).

3. The twin-screw extruder for facilitating lifting as defined in claim 1, wherein: the sliding seat structure comprises bearing seats (7) and a screw rod (8), wherein the two bearing seats (7) are arranged, the two bearing seats (7) are fixedly arranged at the upper end surface of the base (1), the screw rod (8) is rotatably arranged between the two bearing seats (7), two threaded parts with opposite thread directions are arranged outside the screw rod (8), and a sliding block (9) is arranged at each of the two threaded parts of the screw rod (8) in a screwed manner.

4. The twin-screw extruder for facilitating lifting as defined in claim 1, wherein: the driving structure comprises a band-type brake motor (10), a gear A (11) and a gear B (12), wherein the band-type brake motor (10) is fixedly installed at the upper end surface of the base (1), the gear A (11) is fixedly installed at the output end of the band-type brake motor (10), the gear B (12) is fixedly sleeved at the outer part of the screw rod (8), the gear B (12) is located at the middle part of the screw rod (8), the distance between the gear B (12) and the two sliding blocks (9) is the same, and the gear B (12) is meshed with the gear A (11).

5. The twin-screw extruder for facilitating lifting as defined in claim 1, wherein: the support connection structure comprises hinge blocks A (13), hinge blocks B (14) and hinge support plates (15), the hinge blocks A (13) and the hinge blocks B (14) are all provided with four, the hinge blocks A (13) are two by two in one group, the hinge blocks A (13) are respectively fixedly installed at the tops of the two sliding blocks (9) in two groups, the hinge blocks B (14) are equally two by two in one group, the hinge blocks B (14) are fixedly installed at the bottoms of the bearing plates (5) in two groups, the hinge blocks B (14) are respectively close to the two bearing seats (7) in two groups, the hinge support plates (15) are provided with two, and two ends of the hinge support plates (15) are respectively movably hinged with one group of hinge blocks A (13) and one group of hinge blocks B (14).

6. The twin-screw extruder of claim 5, wherein: the hinge block A (13), the hinge block B (14) and the hinge supporting plate (15) are all made of alloy steel materials.