CN210791991U

CN210791991U - Plastic extruder convenient for adjusting cutting length

Info

Publication number: CN210791991U
Application number: CN201921625501.3U
Authority: CN
Inventors: 陈维晋; 蒋思德; 黄爱光
Original assignee: Dongguan Lesheng Plastic Technology Co ltd
Current assignee: Dongguan Lesheng Plastic Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-19
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a conveniently adjust plastics extruder of cutting length, its technical scheme main points are, including the fuselage, the fuselage includes the discharge end, the discharge end of fuselage is provided with the support frame, be provided with the seat that slides on the support frame, the seat that slides can be close to and keep away from the discharge end horizontal slip of extruder relatively to the support frame, be provided with cutting device on the seat that slides, cutting device is including setting up in the driving motor of seat that slides and a plurality of blade that sets up in the output shaft of driving motor; the support frame is provided with a driving assembly used for driving the sliding seat to slide. This technique is through the position of adjusting the seat that slides and then adjust cutting device's cutting position, has the advantage of the laminating degree between convenient regulation blade and the honeycomb panel.

Description

Plastic extruder convenient for adjusting cutting length

Technical Field

The utility model relates to a plastics processing machinery equipment field, more specifically say, it relates to a conveniently adjust plastics extruder of cutting length.

Background

In the plastic extrusion molding equipment, the plastic extruder is generally called a main machine, and the subsequent equipment matched with the plastic extruder is called an auxiliary machine. The plastic extruder can be matched with various plastic forming auxiliary machines such as pipes, films, rods, monofilaments, flat wires, packing belts, extruding nets, plates, special-shaped materials, pelleting, cable coating and the like to form various plastic extrusion forming production lines and produce various plastic products. The forming principle of the plastic extruder is as follows: the method of forming a material by continuously passing the material through a honeycomb plate in a flowing state by heating and pressurizing is also called "extrusion molding".

In the plastic granulation process, the plastic strip extruded into a strip shape needs to be cut, and in the prior art, a cutting device is usually added at a discharge port of an extruder to cut the plastic strip. When the extruder works, the formed plastic strip is extruded from the discharge port, and the plastic strip is cut into particles by the cutting device.

Cutting device among the prior art, including blade and be used for driving blade pivoted driving motor, the blade is fixed at driving motor's output shaft, rotates and then realizes cutting through driving motor drive blade. The blade is subject to wear after prolonged use, and the blade needs to be replaced. And because the just-formed plastic strip is softer, the degree of fit between blade and the honeycomb panel needs to be adjusted after the blade is changed to guarantee the cutting effect. However, since the driving motor is usually fixed at the discharge port of the extruder by bolts, it is inconvenient when the cutting position of the cutting device needs to be changed, and thus the degree of fit between the blade and the honeycomb panel needs to be changed, and therefore, an improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a conveniently adjust plastic extruder of cutting length has the advantage of the laminating degree between convenient regulation blade and the honeycomb panel.

The utility model discloses a technical scheme realize like this: a plastic extruder convenient for adjusting cutting length comprises an extruder body, wherein the extruder body comprises a discharging end, a supporting frame is arranged at the discharging end of the extruder body, a sliding seat is arranged on the supporting frame in a sliding mode, the sliding seat can horizontally slide towards the discharging end close to and far away from the extruder relative to the supporting frame, a cutting device used for cutting plastic strips is arranged on the sliding seat, the cutting device comprises a driving motor arranged on the sliding seat and a plurality of blades arranged on an output shaft of the driving motor, and the output shaft of the driving motor faces towards the discharging end of the extruder body; the support frame is provided with a driving assembly used for driving the sliding seat to slide.

Through adopting foretell technical scheme, when the laminating degree between blade and the honeycomb panel needs to be adjusted, accessible drive assembly drive slide the seat to the direction motion of the discharge end that is close to or keeps away from the fuselage, and the seat motion that slides can drive driving motor motion, and then drives the blade motion to realize adjusting the distance between blade and the honeycomb panel, and then change the laminating degree between blade and the honeycomb panel, such operating procedure is simple and practical, and convenient and fast.

As a further improvement of the utility model, the drive assembly include along the horizontal direction rotate set up in the lead screw of support frame, the lead screw run through and threaded connection in the seat that slides.

Through adopting foretell technical scheme, when the laminating degree between needs adjustment blade and the honeycomb panel, rotatable lead screw so that the seat that slides moves along the length direction of lead screw, the in-process that the seat that slides removed can drive driving motor and remove to change the distance between the discharge end of blade and extruder, and then realize adjusting the laminating degree between blade and the honeycomb panel.

As a further improvement of the utility model, one end of the screw rod is provided with a rotating handle.

Through adopting foretell technical scheme, add the turning handle so that the staff rotates the lead screw and then adjusts cutting device's cutting position.

As a further improvement, the discharge end of the machine body is also provided with a material blocking cover for covering the blade, and a discharge hole is formed in the bottom of the material blocking cover.

Through adopting foretell technical scheme, in the cutting process, plastic granules takes place to splash easily, adds and keeps off the material cover and can prevent that plastic granules from splashing everywhere, makes the plastic granules that cut fall out from discharge gate department.

As a further improvement of the utility model, the support frame comprises two guide rods arranged in parallel at the discharge end of the machine body and a reinforcing rod connected between the two guide rods, and the guide rods are arranged along the sliding direction of the sliding seat; two all the cover is equipped with the sleeve on the guide bar, the both sides of seat of sliding respectively fixed connection in two the sleeve.

Through adopting foretell technical scheme, can make the sleeve move along the length direction of guide bar when rotating the lead screw, and then drive the seat motion that slides to change cutting device's cutting position.

As a further improvement, the threaded hole is opened in the telescopic lateral wall, screw hole screw-thread fit has the jackscrew.

Through adopting foretell technical scheme, add the jackscrew and further improve telescopic stability for the seat of sliding can be fixed on the support frame steadily, avoids driving motor's aversion, with the stability that improves cutting device.

As a further improvement of the utility model, the one end of jackscrew is provided with the rotating part.

Through adopting foretell technical scheme, add the rotating part so that the staff rotates the jackscrew and then fixes the sleeve.

To sum up, the utility model discloses following beneficial effect has:

1. when the attaching degree between the blade and the honeycomb plate is adjusted, the screw rod can be rotated so that the sliding seat moves along the length direction of the screw rod, and the driving motor can be driven to move in the moving process of the sliding seat so as to change the distance between the blade and the discharge end of the extruder, thereby adjusting the attaching degree between the blade and the honeycomb plate;

2. set up jackscrew and further improve telescopic stability for the seat that slides can be fixed on the support frame steadily, avoids driving motor's aversion, with the stability that improves cutting device.

Drawings

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

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural view of the striker cover of the embodiment with the striker cover removed;

fig. 4 is a schematic view showing the assembly relationship of the first mounting plate and the second mounting plate in fig. 3.

In the figure: 1. a body; 101. a feeding end; 102. a discharge end; 2. a support frame; 201. a guide bar; 202. a reinforcing bar; 203. a sleeve; 3. a sliding seat; 4. a cutting device; 401. a drive motor; 402. a blade; 403. a mounting seat; 5. a screw rod; 6. a handle is rotated; 7. a material blocking cover; 8. a discharge port; 801. a material guide hopper; 9. a first mounting plate; 10. a second mounting plate; 11. a screw; 111. a hinged seat; 12. a nut; 121. rotating the handle; 13. a fixed block; 131. a notch; 14. a threaded hole; 15. carrying out top thread; 16. a rotating part; 17. a honeycomb panel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A plastic extruder convenient for adjusting cutting length is disclosed, as shown in fig. 1 and 4, and comprises a machine body 1, wherein the machine body 1 comprises a feeding end 101 and a discharging end 102, a material is conveyed into the machine body 1 through the feeding end 101 of the machine body 1, the machine body 1 heats and pressurizes the material to enable the material to form a flowing state, and then the material is output through the discharging end 102 of the machine body 1. In this embodiment, a honeycomb panel 17 is provided at the discharge end 102 of the body 1 so that the plastic material in a fluid state continuously passes through the honeycomb panel 17 to form a strip-shaped plastic strip.

The discharge end 102 of the machine body 1 is provided with a first mounting plate 9 and a second mounting plate 10, in this embodiment, the second mounting plate 10 is welded at the discharge end 102 of the machine body 1, and the first mounting plate 9 is hinged to one side of the second mounting plate 10. In order to ensure that the normal output of the plastic strips is not affected by the first mounting plate 9 and the second mounting plate 10 when the extruder works, through holes for the plastic strips to pass through are formed in the side walls of the first mounting plate 9 and the second mounting plate 10. Meanwhile, a fixing component is additionally arranged on one side, away from the hinge point, of the first mounting plate 9, and when the first mounting plate 9 rotates around the hinge point to be attached to the second mounting plate 10, the first mounting plate 9 and the second mounting plate 10 can be mutually locked and fixed through the fixing component.

Specifically, as shown in fig. 1 and 2, the fixing assembly includes a screw 11 hinged to the first mounting plate 9 and a nut 12 in threaded engagement with the screw 11, in this embodiment, a hinge seat 111 is welded to the first mounting plate 9, and one end of the screw 11 is hinged to the hinge seat 111. The fixing assembly further comprises a fixing block 13 welded on the second mounting plate 10, and the fixing block 13 is located on one side, far away from the first mounting plate 9, of the second mounting plate 10, and hinged to the second mounting plate 10. The side wall of the fixing block 13 is provided with a notch 131 so that the fixing block 13 forms a U-shaped structure. When the first mounting plate 9 rotates to be attached to the second mounting plate 10, the screw 11 can be rotated to be inserted into the notch 131 of the fixing block 13, and then the nut 12 is screwed on the screw 11, so that the first mounting plate 9 is mounted and fixed. In order to facilitate the worker to rotate the nut 12 and further fix the first mounting plate 9, a rotating handle 121 is additionally arranged on the side wall of the nut 12, so that the contact area between the hand and the nut 12 is increased, and the comfort level of operation is improved.

Meanwhile, as shown in fig. 1 and 3, a support frame 2 is fixedly installed on one side of the first mounting plate 9, a sliding seat 3 is connected to the support frame 2 in a sliding manner, and the sliding seat 3 can horizontally slide towards and away from a discharge end 102 of the extruder relative to the support frame 2. Specifically, the supporting frame 2 includes two parallel guide rods 201 and a reinforcing rod 202 connected between the two guide rods 201, in this embodiment, the two guide rods 201 are both arranged in a cylindrical shape, the two guide rods 201 are arranged along the length direction of the sliding seat 3, and one ends of the two guide rods 201 are fixed on the side wall of the first mounting plate 9 by welding. Meanwhile, sleeves 203 are sleeved on the two guide rods 201, and the sleeves 203 can slide along the length direction of the guide rods 201; the both sides of seat 3 that slides respectively with two sleeve 203 fixed connection, in this embodiment, through bolt fixed connection between seat 3 and the sleeve 203 that slides.

In addition, as shown in fig. 3 and 4, a driving assembly for driving the sliding seat 3 to slide is further disposed on the supporting frame 2. Specifically, the driving assembly comprises a screw rod 5 which is rotatably installed on the support frame 2 along the length direction of the guide rod 201, and one end of the screw rod 5 penetrates through the sliding seat 3 and is in threaded connection with the sliding seat 3. When the screw rod 5 is rotated, the sliding seat 3 can be driven to slide along the length direction of the screw rod 5, and then the sliding seat 3 can slide towards the direction close to and far away from the first mounting plate 9. In order to facilitate the working personnel to rotate the screw rod 5 and further drive the sliding seat 3 to move, a rotating handle 6 is additionally arranged at one end of the screw rod 5 so as to increase the contact area between the hand and the screw rod 5 and improve the comfort level of operation.

A cutting device 4 for cutting the plastic strip is arranged and fixed on the sliding seat 3, so that the plastic strip is cut into plastic particles. Specifically, the cutting device 4 includes a driving motor 401 fixed on the sliding seat 3 and three blades 402 fixed on the output shaft of the driving motor 401. In this embodiment, the output shaft of the driving motor 401 faces the discharging end 102 of the machine body 1, the output shaft of the driving motor 401 is fixedly connected with the mounting seat 403, the three blades 402 are mounted and fixed on the mounting seat 403 through bolts, the three blades 402 are obliquely arranged to form a cutting surface, and the three blades 402 form a fan blade structure similar to a fan. When the extruder works, the driving motor 401 drives the mounting seat 403 to rotate, and then the three blades 402 are driven to cut the plastic strips, so that the plastic strips are cut into plastic particles. When the cutting device 4 is adjusted to cut the length of the plastic strip, the rotation speed of the driving motor 401 can be controlled, namely, the larger the rotation speed of the driving motor 401 is, the shorter the cutting length is.

As shown in fig. 3 and 4, when the cutting position of the cutting device 4 needs to be adjusted, and the degree of attachment between the blade 402 and the cellular board 17 needs to be adjusted, the screw 5 can be rotated to move the sliding seat 3 in a direction close to and away from the discharge end 102 of the extruder, and the sliding seat 3 can move to drive the driving motor 401 to move, so as to change the position of the blade 402, and thus, the degree of attachment between the blade 402 and the cellular board 17 can be changed. In addition, because the cutting in-process, driving motor 401 takes place the shake easily to drive the seat 3 that slides, and then influence the effect of cutting, in order to reduce the displacement of the seat 3 that slides, consequently set up screw hole 14 at the lateral wall of sleeve 203, and screw hole 14 screw-thread fit has jackscrew 15. In this embodiment, the one end installation of jackscrew 15 is fixed with rotation portion 16 to the staff rotates jackscrew 15 and then fixes sleeve 203, consolidates sleeve 203 through jackscrew 15 and has improved cutting device 4's stability.

As shown in fig. 1 and 3, since plastic particles are easy to splash during cutting, a material blocking cover 7 for covering the three blades 402 and the mounting seat 403 is added on the side wall of the first mounting plate 9 to reduce the splashing of the plastic particles. In this embodiment, the material blocking cover 7 is arranged in a cylindrical shape, and the material blocking cover 7 is fixed on the side wall of the first mounting plate 9 through the screw rod 11.

In addition, because the good plastic granules of cutting piles up in keeping off material cover 7 easily, and then influences cutting device 4's cutting effect, consequently keep off the lateral wall of material cover 7 and offer the discharge gate 8 that is used for arranging the material, and discharge gate 8 is towards ground to the plastic granules that will cut discharges outside keeping off material cover 7. Extruder during operation, the staff can be placed in the below of discharge gate 8 and accept the box and accept the plastic granules that the cutting is good, and then be convenient for pack and transport plastic granules. Meanwhile, a material guide hopper 801 is additionally arranged at the discharge port 8 of the material blocking cover 7, and the material guide hopper 801 can be fixed on the material blocking cover 7 in a welding, bolt connection or integrated forming mode with the cutting cylinder. In this embodiment, the material guiding hopper 801 and the material blocking cover 7 are integrally formed, and the opening of the material guiding hopper 801 gradually decreases from top to bottom, so that the cut plastic particles can be gathered at the material guiding hopper 801 and discharged.

The overall working process is as follows: when the laminating degree between blade 402 and the honeycomb panel 17 needs to be adjusted, rotatable lead screw 5 makes seat 3 that slides move along the length direction of lead screw 5, and seat 3 that slides moves and can drive driving motor 401 and move, and then changes the position of blade 402 to realize adjusting the laminating degree between blade 402 and the honeycomb panel 17, this technical operation step is simple and practical, and convenient and fast.

The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The utility model provides a conveniently adjust plastic extruder of cutting length, includes fuselage (1), fuselage (1) includes discharge end (102), its characterized in that: the cutting machine is characterized in that a support frame (2) is arranged at the discharge end (102) of the machine body (1), a sliding seat (3) is arranged on the support frame (2) in a sliding mode, the sliding seat (3) can horizontally slide towards the discharge end (102) close to and far away from the extruder relative to the support frame (2), a cutting device (4) used for cutting plastic strips is arranged on the sliding seat (3), the cutting device (4) comprises a driving motor (401) arranged on the sliding seat (3) and a plurality of blades (402) arranged on an output shaft of the driving motor (401), and the output shaft of the driving motor (401) faces towards the discharge end (102) of the machine body (1); the support frame (2) is provided with a driving component for driving the sliding seat (3) to slide.

2. A plastic extruder with convenient cutting length adjustment according to claim 1, wherein: the driving assembly comprises a screw rod (5) which is arranged on the support frame (2) in a rotating mode along the horizontal direction, and the screw rod (5) penetrates through and is in threaded connection with the sliding seat (3).

3. A plastic extruder with convenient cutting length adjustment according to claim 2, wherein: and a rotating handle (6) is arranged at one end of the screw rod (5).

4. A plastic extruder with convenient cutting length adjustment according to claim 1, wherein: the discharge end (102) of fuselage (1) still is provided with and is used for covering material blocking cover (7) of blade (402), discharge gate (8) have been seted up to the bottom of material blocking cover (7).

5. A plastic extruder with convenient cutting length adjustment according to claim 1, wherein: the supporting frame (2) comprises two guide rods (201) which are arranged at the discharge end (102) of the machine body (1) in parallel and a reinforcing rod (202) connected between the two guide rods (201), and the guide rods (201) are arranged along the sliding direction of the sliding seat (3); two all the cover is equipped with sleeve (203) on guide bar (201), the both sides of seat (3) that slides are fixed connection respectively in two sleeve (203).

6. A plastic extruder with convenient cutting length adjustment according to claim 5, wherein: the side wall of the sleeve (203) is provided with a threaded hole (14), and the threaded hole (14) is in threaded fit with a jackscrew (15).

7. A plastic extruder with convenient cutting length adjustment according to claim 6, wherein: one end of the jackscrew (15) is provided with a rotating part (16).