CN113442351A

CN113442351A - Device and method for producing plastic products

Info

Publication number: CN113442351A
Application number: CN202110717419.9A
Authority: CN
Inventors: 钱峰生; 顾国华; 时政伟
Original assignee: Wuxi Qien Technology Co ltd
Current assignee: Wuxi Qien Technology Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-09-28
Anticipated expiration: 2041-06-28
Also published as: CN113442351B

Abstract

The invention discloses a device and a method for producing plastic products, which comprises a supporting table, wherein a universal wheel is arranged on the supporting table, a fixed plate is arranged on one side of the supporting table, a hobbing cutter is arranged on the fixed plate, a moving member is arranged between the hobbing cutter and the supporting table, and the moving member contacts an injection molding head of a road cone to cut the road cone in moving, the device and the method for producing the plastic products are characterized in that the hobbing cutter and a connecting cutter are arranged at a position where burrs are easy to appear in the production of the road cone through the arranged moving member and an annular pushing member, the annular pushing member is used for operating the connecting cutter to trim burrs generated on a periphery at the bottom of the road cone while the moving member is used for driving the hobbing cutter to remove the pouring head in the production of the road cone, so that the burrs are removed, and a fixing member and a clamping member can fix the road cone and combine the function of collecting the burrs generated by the supporting table, the operator only needs to place the road cone at the alignment position, thereby greatly reducing the operation of the operator in the processing.

Description

Device and method for producing plastic products

Technical Field

The invention relates to the technical field of plastic product production, in particular to a device and a method for plastic product production.

Background

The plastic is a high molecular compound (macromolecules) which is prepared by monomer as raw material through addition polymerization or polycondensation, the deformation resistance of the compound is moderate, the compound is between fiber and rubber, the compound is composed of synthetic resin, filler, plasticizer, stabilizer, lubricant, pigment and other additives, the plastic road cone belongs to one of plastic products, the plastic road cone is also called as a traffic cone mark, a reflective road sign and the like, is a common traffic facility product, is commonly used for highway junctions, toll stations, highways, national roads and road sections for road repair of provincial roads, has obvious warning effect on drivers, can reduce the casualties of troublemishers to people and vehicles, and forms safer protection.

In the manufacturing and production process of the road cone, after the raw materials are extruded and formed, a longer injection molding rod is formed at the top of the plastic road cone (the injection molding raw materials enter a forming cavity from the position to be subjected to mold forming), a circle of burrs are formed at the bottom of the plastic road cone, the existing mode of processing the plastic road cone generally uses a manual mode to process the burrs, a certain deburring machine is also arranged on the market, the burr positions generated by the road cone are different from the burr positions, so that the road cone is not suitable for the use of the road cone, and the production speed of the machine is higher, so that the deburring processing by a novice person is not as fast as possible, the plastic road cone is easy to accumulate, manpower is required to be consumed to perform the deburring processing, and the force used in deburring can be reduced due to higher temperature when the plastic is taken out, however, in the deburring process, quick operation is needed, and in addition, the temperature of the plastic road cone is too high, so that an operator can scratch hands easily in the quick deburring process, manpower is wasted, and inconvenience is brought to production.

Disclosure of Invention

The present invention is directed to a device and method for producing plastic products to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the device and the method for producing the plastic products comprise a supporting table, wherein universal wheels are arranged on the supporting table, a fixing plate is arranged on one side of the supporting table, a hobbing cutter is arranged on the fixing plate, a moving member is arranged between the hobbing cutter and the supporting table, the moving member contacts with a road cone injection molding head to cut the road cone injection molding head in moving, a clamping member is arranged on one side of the moving member, the clamping member and the road cone injection molding head are fixed in a pre-limiting mode, the clamping member is matched with the moving member to cut the road cone injection molding head in a contact mode, a connecting knife is arranged on the supporting table, an annular pushing member is arranged between the connecting knife and the supporting table, the annular pushing member drives the connecting knife to move along the bottom contour of the road cone and enables the connecting knife to be in seamless contact with the outer wall of the bottom of the road cone, a fixing member is arranged between the annular pushing member and the supporting table, and the fixing member fixes the position of the road cone, and the fixed part is matched with the annular pushing part and the moving part to remove burrs on the surface of the road cone.

Preferably, seted up on the brace table and avoided the groove, the mounting is including installing the retainer plate on the brace table, the retainer plate with dodge and be equipped with the connecting rod between the groove, just be equipped with multiunit vertically and horizontally staggered's strengthening rib in the retainer plate, be equipped with the expansion frame on the retainer plate, the outside of expansion frame is equipped with the multiunit support bar, just the top of expansion frame is equipped with the multiunit thimble, can carry out the position with the road cone and prescribe a limit to, the operation of the moving member of being convenient for and joint spare.

Preferably, the annular pushing part comprises a square rail installed on the supporting table, a tooth groove is formed in the square rail, a gear is arranged in the tooth groove, a first motor is arranged on the gear, a limiting plate is arranged on the first motor, a limiting groove is formed in one side of the square rail, the connecting knife is connected with the gear, and the annular pushing part controls the movement of the connecting knife so that the connecting knife can be attached to the road cone base to move and can be moved by the connecting knife.

Preferably, the moving member is including installing the second motor in fixed plate one side, the output of second motor is equipped with two-way threaded rod, two-way threaded rod is equipped with the slider, be equipped with the stopper between slider and the fixed plate, be equipped with the restriction groove on the fixed plate, one side of slider is equipped with the movable plate, be equipped with the third motor on the movable plate, third motor and hobbing cutter fixed connection, just one side that is close to the third motor on the movable plate is equipped with the arc wall, utilizes the moving member to cut the processing with the head of moulding plastics to handle it.

Preferably, the clamping piece comprises a rotating plate installed on the fixing plate, a clamping interface is arranged on the rotating plate, a sliding guide surface is arranged on the clamping interface, and the injection molding head can be clamped and fixed.

Preferably, the expansion frame is provided with a plurality of groups of air holes, so that the whole weight can be reduced, and the cooling speed of the road cone can be accelerated.

Preferably, the limiting block is arc-shaped, so that friction can be reduced in moving.

Preferably, the supporting platform consists of a base and a collecting box, and the collecting box is provided with a sealing plate.

Preferably, a handle is arranged on one side of the collecting box, so that the position can be conveniently adjusted in the operation process.

A method of producing a plastic article comprising the steps of:

s: and (3) drying: raw material plastic particles POM, PPH, PC, PA and ABS are added into a conveying integrated dehumidifying dryer, and the moisture on the surfaces of the plastic particles is dried by adopting electric heating, wherein the drying temperature is minus DEG C, and the drying time is minus hour. Principle of drying: and the dried hot air enters a hopper to be dried, absorbs moisture in the plastic particles to become damp hot air, dehumidifies the damp hot air through secondary heat exchange, reheats and dries the hot air, and then enters the drying hopper for recycling.

Before a new product is put into production, a small amount of trial production needs to be carried out, and the used plastic particles are dried by a box type dryer at the drying temperature of-DEG C for-hours.

S: injection molding: and (3) adding the dried plastic particles into a hopper at the upper part of an injection molding machine through a conveyor, and controlling the temperature to be between minus DEG C through electric heating. The raw materials are melted into uniform resin and then are introduced into an injection mould by a nozzle. According to the needs of products, a metal piece is embedded into a part of the products during injection molding, and the metal piece is provided by a customer and is not purchased. And naturally cooling the injection molding part, and taking the injection molding part out of the equipment by a manipulator. Scrap is produced during the injection molding process and sold as waste plastic.

The injection molding equipment employs cooling water for condensation. This process produces organic waste gas, cooling waste water and waste plastics.

S: trimming: and manually trimming a small part of injection molded parts by using a trimming knife to remove burrs. Waste plastics are produced in the process, burrs produced on the road cone are trimmed, and the manual mode is not favorable for production convenience.

S: and (4) checking: and (3) manually inspecting the product, visually inspecting the appearance of the product, measuring the size by using a measuring tool, producing unqualified products in the process, and obtaining the qualified products after inspection. The unqualified product is partially recycled for production, and the non-recyclable part is used as waste plastics for sale.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the moving piece and the annular pushing piece are arranged to arrange the hobbing cutter and the connecting cutter at the position where burrs are easy to appear in the road cone production, the moving piece is used for driving the hobbing cutter to remove a pouring head in the road cone production, and the annular pushing piece is used for controlling the connecting cutter to trim burrs generated on the periphery of the bottom of the road cone so as to remove the burrs.

2. The road cone can be fixed through the arranged fixing piece and the clamping piece, and the operator only needs to place the road cone at the alignment position by combining the function of collecting burrs generated by the supporting table, so that the operation of the operator in the processing process is greatly reduced.

Drawings

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

FIG. 2 is another perspective view of the present invention;

FIG. 3 is a schematic view of the road cone structure of the present invention;

FIG. 4 is a schematic view of a portion of a support platform according to the present invention;

FIG. 5 is a partial schematic view of the fastener of the present invention;

FIG. 6 is a schematic view of a portion of the present invention;

FIG. 7 is a schematic view of a fixing plate according to the present invention;

FIG. 8 is a sectional view of the fixing plate according to the present invention.

In the figure: 1-a support table; 11-avoidance grooves; 12-a base; 13-a collection box; 131-a handle; 14-sealing plate; 2-universal wheels; 3, fixing a plate; 4-hobbing cutter; 5-a moving member; 51-a second motor; 52-bidirectional threaded rod; 53-a slide block; 54-a limiting block; 55-a restriction groove; 56-moving the board; 57-a third motor; 58-arc groove; 6-a clamping piece; 61-rotating plate; 62-a card interface; 63-a slide guide surface; 7-connecting a knife; 8-an annular pusher; 81-square rail; 82-gullet; 83-gear; 84-a first motor; 85-a limiting plate; 86-a limiting groove; 9-a fixing piece; 91-a stationary ring; 92-a connecting rod; 93-reinforcing ribs; 94-an expansion frame; 941-air holes; 95-support strip; 96-ejector pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the device and the method for producing the plastic products comprise a supporting table 1, wherein universal wheels 2 are arranged on the supporting table 1, a fixing plate 3 is arranged on one side of the supporting table 1, a hob 4 is arranged on the fixing plate 3, a moving member 5 is arranged between the hob 4 and the supporting table 1, the moving member 5 contacts a road cone injection molding head to cut the road cone injection molding head in moving, a clamping member 6 is arranged on one side of the moving member 5, the clamping member 6 and the road cone injection molding head are fixed in a pre-limiting manner, the clamping member 6 is matched with the moving member 5 to contact and cut the road cone injection molding head, a connecting cutter 7 is arranged on the supporting table 1, an annular pushing member 8 is arranged between the connecting cutter 7 and the supporting table 1, the annular pushing member 8 drives the connecting cutter 7 to move along the bottom contour of the road cone, and enables the connecting cutter 7 to be in seamless contact with the outer wall of the bottom of the road cone, a fixing piece 9 is arranged between the annular pushing piece 8 and the supporting table 1, the fixing piece 9 fixes the position of the road cone, and the fixing piece 9 is matched with the annular pushing piece 8 and the moving piece 5 to remove burrs on the surface of the road cone.

Offer on the brace table 1 and dodge groove 11, mounting 9 is including installing retainer plate 91 on brace table 1, retainer plate 91 with dodge and be equipped with connecting rod 92 between the groove 11, just be equipped with multiunit vertically and horizontally staggered's strengthening rib 93 in the retainer plate 91, be equipped with expansion frame 94 on the retainer plate 91, expansion frame 94's the outside is equipped with multiunit support bar 95, just expansion frame 94's top is equipped with multiunit thimble 96, because be equipped with strengthening rib 93 multiplicable its intensity in the retainer plate 91, places the way awl on expansion frame 94, and support bar 95 on expansion frame 94 can prop up the way awl completely, and thimble 96 placed at its top can make and produce unnecessary material on way awl base 12 and get rid of, can be convenient for after the fixed burr of getting rid of, dodge groove 11 and can make the burr drop in the inside.

The annular pushing part 8 comprises a square rail 81 arranged on the supporting table 1, a tooth groove 82 is arranged in the square rail 81, a gear 83 is arranged in the tooth groove 82, a first motor 84 is arranged on the gear 83, a limiting plate 85 is arranged on the first motor 84, a limiting groove 86 is arranged on one side of the square rail 81, the connecting knife 7 is connected with the gear 83, the annular pushing part 8 controls the movement of the connecting knife 7, the first motor 84 rotates to drive the gear 83 to rotate when the base 12 is subjected to deburring treatment, so that the gear 83 moves in the tooth groove 82, and the limiting plate 85 and the limiting groove 86 are arranged to enable the annular pushing part to move along the square rail 81, so that the deburring treatment is performed.

The moving member 5 comprises a second motor 51 installed on one side of the fixed plate 3, a bidirectional threaded rod 52 is arranged at the output end of the second motor 51, a sliding block 53 is arranged on the bidirectional threaded rod 52, a limiting block 54 is arranged between the sliding block 53 and the fixed plate 3, a limiting groove 55 is arranged on the fixed plate 3, a moving plate 56 is arranged on one side of the sliding block 53 (the sliding block 53 and the moving plate 56 are hinged and have the same structure as the screen of the notebook computer, the structure is the same as the prior art, too much description is not provided, a baffle is arranged on one side of the sliding block 53, the phenomenon that the rotating angle is too large after rotation to influence the use effect is avoided), a third motor 57 is arranged on the moving plate 56, the third motor 57 is fixedly connected with the hob 4, an arc-shaped groove 58 is arranged on one side of the moving plate 56 close to the third motor 57, firstly, when the hob is not in use, the distance between the two sliding blocks 53 is the largest, and the movable plate 56 and the slide block 53 are parallel through rotation, when the injection molding machine is used, the movable plate 56 and the slide block 53 rotate firstly to enable the movable plate 56 and the slide block 53 to rotate 90 degrees relatively, the second motor 51 is started to drive the bidirectional threaded rod 52 to rotate, the bidirectional threaded rod 52 drives the slide block 53 to move, when the injection molding machine moves to the injection molding head, the third motor 57 is started to drive the hob 4 to rotate, so that the injection molding head is cut, and after the integral cutting is bent, an operator can slightly swing the injection molding head by using hands to take the injection molding head down.

Joint 6 is including installing rotor plate 61 on fixed plate 3, be equipped with joint interface 62 on the rotor plate 61, be equipped with on the joint interface 62 and lead smooth surface 63, rotor plate 61 can be when not using, overturn it, when putting into the way awl, get off its upset, and joint interface 62 is the toper (the diameter of moulding plastics the head from last to progressively increasing up down in proper order), can adapt to the diameter of moulding plastics the head and fix it, the leading smooth surface 63 that sets up is convenient for will mould plastics the leading-in joint interface 62 of head, thereby will mould plastics the head and fix, after cutting is accomplished, the head of moulding plastics still joint is in joint interface 62 department, the operator, when the way awl after will getting rid of the burr takes off, will mould plastics the head and take off.

The expansion frame 94 is provided with a plurality of sets of air holes 941, so that the overall weight can be reduced, and the cooling speed of the road cone can be accelerated.

The stopper 54 is arc-shaped, which facilitates reducing friction during movement, thereby prolonging the service life of the device.

The supporting table 1 is composed of a base 12 and a collecting box 13, a sealing plate 14 is arranged on the collecting box 13, burrs and injection molding heads which are trimmed can be collected and processed, and the influence on the environment is avoided.

The collecting box 13 is provided with a handle 131 at one side thereof, the handle 131 is provided with a circular protrusion to increase friction with the palm of a person, and in use, the handle 131 is used to facilitate moving the collecting box to a desired position.

A method of producing a plastic article comprising the steps of:

s1: and (3) drying: adding plastic particles (POM, PPH, PC, PA and ABS) as raw materials into a conveying integrated dehumidifying dryer, and drying the water on the surfaces of the plastic particles by adopting electric heating at the drying temperature of 70-120 ℃ for 2-3 hours. Principle of drying: and (3) the dried hot air enters a hopper to be dried, the hot air absorbs moisture in the plastic particles to become damp hot air, the damp hot air is dehumidified by 2-3 times of heat exchange, and the hot air is heated and dried again and then enters the drying hopper for recycling.

Before a new product is put into production, a small amount of trial production needs to be carried out, and the used plastic particles are dried by a box type dryer at the drying temperature of 70-120 ℃ for 2-3 hours.

S2: injection molding: the dried plastic particles are added into a hopper at the upper part of an injection molding machine through a conveyor, and the temperature is controlled between 200 ℃ and 300 ℃ through electric heating. The raw materials are melted into uniform resin and then are introduced into an injection mould by a nozzle. According to the needs of products, a metal piece is embedded into a part of the products during injection molding, and the metal piece is provided by a customer and is not purchased. And naturally cooling the injection molding part, and taking the injection molding part out of the equipment by a manipulator. Scrap is produced during the injection molding process and sold as waste plastic.

S3: trimming: and manually trimming a small part of injection molded parts by using a trimming knife to remove burrs. Waste plastics are produced in the process, burrs produced on the road cone are trimmed, and the manual mode is not favorable for production convenience.

S4: and (4) checking: and (3) manually inspecting the product, visually inspecting the appearance of the product, measuring the size by using a measuring tool, producing unqualified products in the process, and obtaining the qualified products after inspection. The unqualified product is partially recycled for production, and the non-recyclable part is used as waste plastics for sale.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Device is used in plastic products production, including brace table (1), its characterized in that: the road cone injection molding machine is characterized in that universal wheels (2) are arranged on the supporting table (1), a fixing plate (3) is arranged on one side of the supporting table (1), a hob (4) is arranged on the fixing plate (3), a moving piece (5) is arranged between the hob (4) and the supporting table (1), and the moving piece (5) is used for contacting the road cone injection molding head to cut the road cone injection molding head in moving;

a clamping piece (6) is arranged on one side of the moving piece (5), the clamping piece (6) and the road cone injection molding head are limited and fixed in advance, and the clamping piece (6) is matched with the moving piece (5) to perform contact cutting on the road cone injection molding head;

the supporting table (1) is provided with a connecting knife (7), an annular pushing piece (8) is arranged between the connecting knife (7) and the supporting table (1), the annular pushing piece (8) drives the connecting knife (7) to move along the bottom contour of the road cone, and the connecting knife (7) is in seamless contact with the outer wall of the bottom of the road cone;

a fixing piece (9) is arranged between the annular pushing piece (8) and the supporting table (1), the fixing piece (9) fixes the position of the road cone, and the fixing piece (9) is matched with the annular pushing piece (8) and the moving piece (5) to remove burrs on the surface of the road cone.

2. The apparatus for plastic product production as set forth in claim 1, wherein: an avoidance groove (11) is formed in the support table (1);

fixing piece (9) are including installing retainer plate (91) on brace table (1), retainer plate (91) and dodge and be equipped with connecting rod (92) between groove (11), just be equipped with multiunit vertically and horizontally staggered's strengthening rib (93) in retainer plate (91), be equipped with expansion frame (94) on retainer plate (91), the outside of expansion frame (94) is equipped with multiunit support bar (95), just the top of expansion frame (94) is equipped with multiunit thimble (96).

3. The apparatus for producing plastic articles of claim 2, wherein: the annular pushing piece (8) comprises a square rail (81) installed on the supporting table (1), a tooth groove (82) is formed in the square rail (81), a gear (83) is arranged in the tooth groove (82), a first motor (84) is arranged on the gear (83), a limiting plate (85) is arranged on the first motor (84), a limiting groove (86) is arranged on one side of the square rail (81), and the connecting knife (7) is connected with the gear (83).

4. The apparatus for plastic product production as set forth in claim 1, wherein: moving member (5) is including installing second motor (51) in fixed plate (3) one side, the output of second motor (51) is equipped with two-way threaded rod (52), two-way threaded rod (52) are equipped with slider (53), be equipped with stopper (54) between slider (53) and fixed plate (3), be equipped with restriction groove (55) on fixed plate (3), one side of slider (53) is equipped with movable plate (56), be equipped with third motor (57) on movable plate (56), third motor (57) and hobbing cutter (4) fixed connection, just one side that is close to third motor (57) on movable plate (56) is equipped with arc wall (58).

5. The apparatus for plastic product production as set forth in claim 1, wherein: the clamping piece (6) comprises a rotating plate (61) installed on the fixing plate (3), a clamping interface (62) is arranged on the rotating plate (61), and a guide sliding surface (63) is arranged on the clamping interface (62).

6. The apparatus for plastic product production as set forth in claim 1, wherein: a plurality of groups of air holes (941) are arranged on the expansion frame (94).

7. The apparatus for producing plastic articles of claim 4, wherein: the limiting block (54) is arc-shaped.

8. The apparatus for plastic product production as set forth in claim 1, wherein: the supporting table (1) is composed of a base (12) and a collecting box (13), and a sealing plate (14) is arranged on the collecting box (13).

9. The apparatus for producing plastic articles of claim 8, wherein: one side of the collecting box (13) is provided with a handle (131).

10. A method of producing a plastic article according to claim 1, comprising the steps of: