CN214214674U

CN214214674U - Wood-plastic double-layer co-extruder

Info

Publication number: CN214214674U
Application number: CN202022523540.1U
Authority: CN
Inventors: 孙厚中; 申群响
Original assignee: Suzhou Gemma Environmental Protection Technology Co ltd
Current assignee: Suzhou Gemma Environmental Protection Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-09-17
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to a wood-plastic double-layer co-extruder, which comprises a fixing mechanism and a bracket; the fixing mechanism comprises a rotating seat, a fixing seat, a screw and a matching insert; the fixing base is installed in the inboard cooperation of rotating the seat, the screw rod is installed in the inboard cooperation of fixing base, the outside cooperation of fixing base is connected with the cooperation and inserts, the inboard rotation that the cooperation was inserted is connected with first pivot, first pivot welding is in the inboard of rotating the seat, the outside of first pivot is provided with first spring, the inboard cooperation that the cooperation was inserted is connected with fixed cover, the outside threaded connection of fixed cover has the rotation cover, the rotation cover is inserted the cooperation with another cooperation and is connected, the cooperation groove has been seted up to the inboard of rotating the seat, through the design to the fixed mode of screw rod, improves the fixed stability of screw rod to and the screw rod of being convenient for is dismantled and is changed the clearance, improves whole work efficiency, and whole mechanism is succinct effective, the operation of being convenient for.

Description

Wood-plastic double-layer co-extruder

Technical Field

The utility model relates to a wood plastic extrusion molding processing technology field especially relates to a double-deck coextrusion machine is moulded to wood.

Background

The wood-plastic composite material is a novel material which is prepared by taking a low-value or waste biomass material as a main raw material, mixing a certain proportion of plastic base materials by utilizing the chemical principle of a high molecular interface and the characteristics of plastic filling modification, and processing and molding the mixture after being treated by a professional process. The wood-plastic material has the greatest characteristic that the wood-plastic material has multiple advantages of two base materials of natural wood and synthetic plastic which are completely different.

The screw extruder relies on rotatory pressure and the shearing force that produces of screw rod, can make the material fully carry out plastify and homogeneous mixing, through the bush shaping, through the cooling back shaping product, and the mode of current extruder clamping screw is comparatively simple, and fixed effect is not good, can influence the plastify of raw and other materials, so this time design, the fixed mode of design screw rod and extruder is anticipated, the stability of screw rod is improved, the dismantlement and the installation of the screw rod of being convenient for on this basis simultaneously, the efficiency of change is improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem lie in providing a double-deck coextrusion machine is moulded to wood, and the mode of having solved current extruder clamping screw is comparatively simple, and fixed effect is not good, can influence the technical problem of the plastify of raw and other materials.

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

a wood-plastic double-layer co-extruder comprises a fixing mechanism and a bracket; the fixing mechanism is positioned on the inner side of the bracket;

the fixing mechanism comprises a rotating seat, a fixing seat, a screw and a matching insert; the fixing base is installed in the inboard cooperation of rotating the seat, the screw rod is installed in the inboard cooperation of fixing base, the outside cooperation of fixing base is connected with the cooperation and inserts, the inboard rotation that the cooperation was inserted is connected with first pivot, first pivot welding is in the inboard of rotating the seat, the outside of first pivot is provided with first spring, first spring is located between first pivot and the rotation seat, the inboard cooperation that the cooperation was inserted is connected with fixed cover, the outside threaded connection of fixed cover has the rotation cover, the rotation cover is inserted the cooperation with another cooperation and is connected, the cooperation groove has been seted up to the inboard of rotating the seat, the cooperation is inserted and first pivot is located the cooperation inslot side.

Preferably, the outer side of the screw rod is connected with a limiting insert in a matching manner, the inner side of the limiting insert is rotatably connected with a second rotating shaft, the second rotating shaft is fixedly connected with the fixed seat through threads, and a second spring is arranged on the outer side of the limiting insert and is positioned between the limiting insert and the fixed seat.

Preferably, the two matching inserts are symmetrically distributed on two sides of the fixed base, two symmetrical limiting inserts are arranged on the inner side of the fixed base, an external thread is arranged on the surface of one end, connected with the rotating sleeve, of the fixed sleeve, and an internal thread is arranged on the inner side of the rotating sleeve.

Preferably, the bracket comprises a fixed ring, a connecting rod and a motor; one end of the rotating seat is fixedly connected with a fixed ring through a screw, a connecting rod is arranged on the inner side of the fixed ring, and one end of the connecting rod is fixedly connected with the output end of the motor.

Preferably, the other end of rotating the seat is provided with the bearing, the inboard of bearing is provided with the screw rod, rotate the seat outside and install the mount pad, the one end welding of mount pad has the extruder main part, the feed inlet is installed on the top of extruder main part.

Preferably, the hinge is arranged on the outer side of the extruder main body, the buckle and the matching buckle are welded at the top end of the extruder main body, and the buckle and the matching buckle are connected in a matching mode.

The utility model has the advantages that: through inserting the fixing base and rotating the seat, the extrusion fit is inserted, the cooperation is inserted and is taken place to rotate, extrude first spring, when the fixing base inserts the completion, first spring force makes the cooperation insert and resets, it is fixed with rotating the seat, insert the cooperation with fixed cover and rotation cover again and insert, through rotating the cover, make fixed cover and rotation cover separation, consolidate two cooperations through the pretightning force of screw thread and insert the fixed with the fixing base, the rethread bearing is supplementary fixed, can strengthen the fixed of screw rod, improve the stability of screw rod, thereby improve the effect of screw rod plastify raw and other materials.

Through spacing insert when the installation screw rod, with the screw rod cooperation, the left end of inserting is inserted in the extrusion during insertion, makes spacing insert rotate, extrudes the second spring, and spacing right-hand member protrusion of inserting comes simultaneously, and the screw rod continues to insert, extrudees spacing right-hand member of inserting, and later spacing left end of inserting and screw rod cooperation accomplish fixedly, and fixed mode is succinct effective, during the dismantlement, with the second pivot screw-out, once more gently pull out can, the dismantlement and the installation of the screw rod of being convenient for.

Drawings

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

FIG. 2 is a partial top view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is an overall side view of the present invention;

FIG. 5 is a partial enlarged view of portion B of FIG. 4;

fig. 6 is a partially enlarged view of a portion C in fig. 1.

Illustration of the drawings:

1. a fixing mechanism; 2. a support; 101. a rotating seat; 102. a fixed seat; 103. a screw; 104. matching the insert; 105. a first rotating shaft; 106. a first spring; 107. fixing a sleeve; 108. rotating the sleeve; 109. a mating groove; 110. a limiting insert; 111. a second rotating shaft; 112. a second spring; 201. fixing the circular ring; 202. a connecting rod; 203. a motor; 204. a bearing; 205. a mounting seat; 206. an extruder body; 207. a feed inlet; 208. loose leaves; 209. buckling; 210. and (4) matching the buckles.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Specific examples are given below.

Referring to fig. 1 to 6, a wood-plastic double-layer co-extruder comprises a fixing mechanism 1 and a bracket 2; the fixing mechanism 1 is positioned at the inner side of the bracket 2;

the fixing mechanism 1 comprises a rotating seat 101, a fixing seat 102, a screw 103 and a matching insert 104; a fixed seat 102 is installed on the inner side of the rotating seat 101 in a matched mode, a screw 103 is installed on the inner side of the fixed seat 102 in a matched mode, a matched insert 104 is connected on the outer side of the fixed seat 102 in a matched mode, a first rotating shaft 105 is connected on the inner side of the matched insert 104 in a rotating mode, the first rotating shaft 105 is welded on the inner side of the rotating seat 101, a first spring 106 is arranged on the outer side of the first rotating shaft 105, the first spring 106 is located between the first rotating shaft 105 and the rotating seat 101, a fixed sleeve 107 is connected on the inner side of the matched insert 104 in a matched mode, a rotating sleeve 108 is connected on the outer side of the fixed sleeve 107 in a threaded mode, the rotating sleeve 108 is connected with another matched insert 104 in a matched mode, a matched groove 109 is formed in the inner side of the rotating seat 101, and the matched insert 104 and the first rotating shaft 105 are located on the inner side of the matched groove 109;

during operation, the rotating seat 101 is an outermost rotating component, the auxiliary screw 103 is fixed and rotates, the fixed seat 102 is used for fixing the screw 103, the screw 103 is used for plasticizing and pushing materials, the matching insert 104 is used for fixing the screw 103 and limiting the position of the screw, the first rotating shaft 105 assists the matching insert 104 to rotate, the first spring 106 is used for resetting the matching insert 104 and providing elastic force for fixing and limiting the fixed seat 102, the fixed seat 107 is matched with the rotating sleeve 108 to provide more force for fixing and limiting the fixed seat 102, the fixing effect is further improved, and the matching groove 109 is used for installing the matching insert 104 and the first rotating shaft 105.

As an embodiment of the present invention, the outer side of the screw 103 is cooperatively connected with a limiting insert 110, the inner side of the limiting insert 110 is rotatably connected with a second rotating shaft 111, the second rotating shaft 111 is fixedly connected with the fixing seat 102 through a thread, the outer side of the limiting insert 110 is provided with a second spring 112, and the second spring 112 is located between the limiting insert 110 and the fixing seat 102; in operation, the limiting insert 110 is used for fixing the screw 103, the second rotating shaft 111 assists the limiting insert 110 to rotate, and the second spring 112 is used for resetting the limiting insert 110 and providing a force for fixing the screw 103.

As an embodiment of the present invention, the two fitting inserts 104 are symmetrically distributed on two sides of the fixing base 102, two symmetrical limiting inserts 110 are disposed on the inner side of the fixing base 102, an external thread is disposed on the surface of one end of the fixing sleeve 107 connected to the rotating sleeve 108, and an internal thread is disposed on the inner side of the rotating sleeve 108; during operation, the plurality of matching inserts 104 and the limiting insert 110 can improve the stability of fixation, and simultaneously can ensure the balance of two sides and improve the stability.

As an embodiment of the present invention, the bracket 2 includes a fixing ring 201, a connecting rod 202 and a motor 203; one end of the rotating seat 101 is fixedly connected with a fixed ring 201 through a screw, the inner side of the fixed ring 201 is provided with a connecting rod 202, and one end of the connecting rod 202 is fixedly connected with the output end of a motor 203; in operation, the fixed ring 201 is used for fixing the connecting rod 202 and the rotating seat 101, the connecting rod 202 is used for connecting the rotating seat 101 and the motor 203, and the motor 203 provides power for rotating the screw 103.

As an embodiment of the present invention, the other end of the rotating base 101 is provided with a bearing 204, the inner side of the bearing 204 is provided with a screw 103, the outer side of the rotating base 101 is provided with an installation base 205, one end of the installation base 205 is welded with an extruder main body 206, and the top end of the extruder main body 206 is provided with a feeding port 207; in operation, the bearing 204 assists the screw 103 to rotate, the mounting seat 205 is used for mounting and protecting the rotating seat 101, the extruder body 206 protects the inner plasticizing chamber, and the feed port 207 is used for feeding.

As an embodiment of the present invention, the hinge 208 is disposed outside the extruder main body 206, the top end of the extruder main body 206 is welded with the buckle 209 and the matching buckle 210, and the buckle 209 is connected with the matching buckle 210 in a matching manner; in operation, hinge 208 assists in rotating the cover plate on extruder body 206, and catch 209 cooperates with cooperating catch 210 to secure the cover plate.

The working principle is as follows: when the screw 103 is installed, the screw 103 is inserted into the fixed seat 102, the left end of the position-limiting insert 110 is pressed when the screw 103 is inserted, the position-limiting insert 110 rotates around the second rotating shaft 111, the second spring 112 is pressed, the right end of the position-limiting insert 110 protrudes, the screw 103 is continuously inserted, the right end of the position-limiting insert 110 is pressed, then the left end of the position-limiting insert 110 is matched with the screw 103, the fixing is completed, then the fixed seat 102 is inserted into the rotating seat 101, when the fixed seat 102 is inserted, the insert 104 is pressed and matched, the insert 104 rotates around the first rotating shaft 105, the first spring 106 is pressed, when the fixed seat 102 is inserted, the insert 104 is matched and fixed with the fixed seat 102 by the elasticity of the first spring 106, then the fixed sleeve 107 and the rotating sleeve 108 are inserted into the insert 104, the fixed sleeve 107 is fixed by a hand or a wrench, then the rotating sleeve 108 is rotated, and the fixed sleeve 107 and the rotating sleeve 108 are separated, the two mating inserts 104 are fastened to the fixing base 102 by the pre-tightening force of the screw thread.

After the installation is completed, the cover plate on the extruder main body 206 is closed through the hinge 208, the rotating buckle 209 is matched with the matching buckle 210, the material is fed into the extruder main body 206 through the feeding hole 207, then the motor 203 is started, the connecting rod 202 is rotated to drive the fixed ring 201 to rotate, and then the rotating seat 101 is driven to rotate, so that the screw 103 rotates under the assistance of the bearing 204, and the screw is plasticized and pushed.

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 wood-plastic double-layer co-extruder is characterized by comprising a fixing mechanism (1) and a bracket (2); the fixing mechanism (1) is positioned on the inner side of the bracket (2);

the fixing mechanism (1) comprises a rotating seat (101), a fixing seat (102), a screw (103) and a matching insert (104); the utility model discloses a screw bolt, including fixing base (101), fixing base (102), screw rod (103), cooperation of the inboard of fixing base (102), the outside cooperation of fixing base (102) is connected with cooperation insert (104), the inboard rotation of cooperation insert (104) is connected with first pivot (105), first pivot (105) welding is in the inboard of rotating base (101), the outside of first pivot (105) is provided with first spring (106), first spring (106) are located between first pivot (105) and rotating base (101), the inboard cooperation of cooperation insert (104) is connected with fixed cover (107), the outside threaded connection of fixed cover (107) has rotating sleeve (108), rotating sleeve (108) is connected with another cooperation insert (104) cooperation, cooperation groove (109) have been seted up to the inboard of rotating base (101), the matching insert (104) and the first rotating shaft (105) are positioned inside the matching groove (109).

2. The wood-plastic double-layer co-extruder according to claim 1, wherein the outer side of the screw (103) is connected with a limiting insert (110) in a matching manner, the inner side of the limiting insert (110) is rotatably connected with a second rotating shaft (111), the second rotating shaft (111) is fixedly connected with the fixed seat (102) through threads, the outer side of the limiting insert (110) is provided with a second spring (112), and the second spring (112) is located between the limiting insert (110) and the fixed seat (102).

3. The wood-plastic double-layer co-extruder as claimed in claim 1, wherein the two matching inserts (104) are symmetrically distributed on two sides of the fixed base (102), the inner side of the fixed base (102) is provided with two symmetrical limiting inserts (110), the surface of one end of the fixed sleeve (107) connected with the rotating sleeve (108) is provided with an external thread, and the inner side of the rotating sleeve (108) is provided with an internal thread.

4. The wood-plastic double-layer co-extruder according to claim 1, characterized in that the bracket (2) comprises a fixed ring (201), a connecting rod (202) and a motor (203); one end of the rotating seat (101) is fixedly connected with a fixed circular ring (201) through a screw, a connecting rod (202) is arranged on the inner side of the fixed circular ring (201), and one end of the connecting rod (202) is fixedly connected with the output end of a motor (203).

5. The wood-plastic double-layer co-extruder according to claim 4, wherein a bearing (204) is arranged at the other end of the rotating seat (101), a screw (103) is arranged on the inner side of the bearing (204), a mounting seat (205) is arranged on the outer side of the rotating seat (101), an extruder main body (206) is welded at one end of the mounting seat (205), and a feeding hole (207) is arranged at the top end of the extruder main body (206).

6. The wood-plastic double-layer co-extruder as claimed in claim 5, wherein a hinge (208) is arranged on the outer side of the extruder main body (206), a buckle (209) and a matching buckle (210) are welded on the top end of the extruder main body (206), and the buckle (209) and the matching buckle (210) are connected in a matching manner.