CN211416176U

CN211416176U - Heating device of wire drawing machine

Info

Publication number: CN211416176U
Application number: CN201922414254.9U
Authority: CN
Inventors: 吴翊宇; 余柏桥
Original assignee: Shanghai Lambo Textile New Materials Co ltd
Current assignee: Shanghai Lambo Textile New Materials Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-04
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a heating device of a wire drawing machine, which relates to the technical field of heating devices and comprises a frame, a feeding hopper and a machine barrel, wherein the feeding hopper and the machine barrel are arranged on the frame, the feeding hopper is communicated with the interior of the machine barrel, a discharge hole is arranged at one end of the machine barrel, which is far away from the feeding hopper, a spiral propeller is arranged in the machine barrel, one end of the spiral propeller is provided with a motor for driving the spiral propeller to rotate, and the outer wall of the machine barrel is detachably connected with; the heating plate is of a split structure and comprises two heating plate monomers, the heating plate monomers cover the machine barrel after being folded, each heating plate monomer comprises a bearing layer, the bearing layer is attached to the outer wall of the machine barrel, a shell is fixed on the outer wall of the bearing layer, and heating wires are installed in the bearing layer; the heating plate monomer outer cover is provided with a shell, and the shell is detachably connected with the machine barrel. It has the advantage of conveniently changing the hot plate.

Description

Heating device of wire drawing machine

Technical Field

The utility model belongs to the technical field of heating device's technique and specifically relates to a heating device of wire drawing machine is related to.

Background

The plastic wire drawing machine uses polypropylene and high-density ethylene as raw materials, and is formed into flat wires by heating, extruding, cutting and stretching, and the flat wires are coiled and woven by a circular weaving machine. The plastic extrusion and wire drawing process uses polypropylene and polyethylene as main raw materials, and adopts a certain proportion to uniformly mix them, and adopts a plastic extruder to melt and extrude them into plastic film, and the extruded film can be used for woven bag or other purposes by the processes of drawing, cutting and dividing, hot oven stretching, forming and winding them into spindle, etc.

The utility model discloses a chinese utility model patent of prior art reference grant publication No. CN208452242U, this utility model discloses an energy-concerving and environment-protective plastics wire drawing machine, including blank device, conveyor, wire drawing device and cooling device, blank device includes the feed cylinder and sets up in the motor of feed cylinder top, the output shaft of motor has the pivot, the pivot lower extreme is connected with the spinning blade, the feed cylinder bottom is provided with the unloading control panel that the bars hole was seted up on the surface, blank device passes through feed opening and conveyor's inner chamber intercommunication, the conveyor inner chamber is provided with carries the auger, and the inner chamber includes the electromagnetic heating section, the inner chamber has electromagnetic heating coil in the winding of electromagnetic heating section inner wall. The utility model discloses a widen the raw materials application scope of current plastics wire drawing machine, can effectually reduce the pollution of plastic products rubbish to the environment to for the enterprise creates the income, more energy-concerving and environment-protective contribution strength.

The above prior art solutions have the following drawbacks: by using the electromagnetic heating coil, when one part of the electromagnetic heating coil is damaged, the whole coil needs to be taken down for replacement, and the replacement is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heating device of a wire drawing machine, which has the advantage of convenient replacement of the heating plate.

The above object of the present invention can be achieved by the following technical solutions:

a heating device of a wire drawing machine comprises a rack, a feeding hopper and a machine barrel, wherein the feeding hopper and the machine barrel are arranged on the rack, the feeding hopper is communicated with the interior of the machine barrel, a discharge hole is formed in one end, away from the feeding hopper, of the machine barrel, a spiral propeller is arranged in the machine barrel, a motor for driving the spiral propeller to rotate is arranged at one end of the spiral propeller, and a plurality of heating plates are detachably connected to the outer wall of the machine barrel; the heating plate is of a split structure and comprises two heating plate monomers, the heating plate monomers cover the machine barrel after being folded, each heating plate monomer comprises a bearing layer, the bearing layer is attached to the outer wall of the machine barrel, a shell is fixed on the outer wall of the bearing layer, and heating wires are installed in the bearing layer; the heating plate monomer outer cover is provided with a shell, and the shell is detachably connected with the machine barrel.

By adopting the technical scheme, the heating plates are oppositely arranged on the outer wall of the machine barrel and fixed by bolts, and then the shell is arranged outside the heating plates and fixed by bolts; electrifying the heating plate, preheating the machine barrel, adding the raw materials into the feeding hopper, feeding the raw materials in the feeding hopper into the machine barrel, conveying the raw materials through the screw propeller, heating and melting the raw materials in the machine barrel, and discharging the raw materials from the discharge hole. The casing can reduce heat loss; the heating plates can be connected in series or in parallel, when one heating plate is damaged, only the damaged heating plate needs to be replaced, all the heating plates do not need to be taken down, and the heating plates are convenient to replace; simultaneously, the casing can be dismantled and connect, takes off the casing, conveniently overhauls and changes the hot plate.

The present invention may be further configured in a preferred embodiment as: the bearing layer is a quartz layer.

By adopting the technical scheme, the heating wires are arranged in the quartz layer, the quartz heat transfer is fast, and the heat preservation effect is good.

The present invention may be further configured in a preferred embodiment as: and a first heat preservation layer is fixed between the bearing layer and the shell.

Through adopting above-mentioned technical scheme, first heat preservation can be for the aluminium silicate fiberboard, can reduce calorific loss, improves heat utilization rate, makes the heat that the heater strip heating produced be used for heating more and melts plastic materials.

The present invention may be further configured in a preferred embodiment as: and a second insulating layer is fixed on the inner wall of the shell.

Through adopting above-mentioned technical scheme, the second heat preservation can be for the aluminium silicate fiberboard, can reduce calorific loss.

The present invention may be further configured in a preferred embodiment as: the heating wire is spiral.

Through adopting above-mentioned technical scheme, in the unit space, increased the length of heater strip for the heating effect is better, and heat transfer is faster.

The present invention may be further configured in a preferred embodiment as: the shell is of a split structure.

Through adopting above-mentioned technical scheme, easy to assemble and dismantlement.

The present invention may be further configured in a preferred embodiment as: the machine shell comprises two machine shell monomers, wherein one machine shell monomer is provided with a groove, the other machine shell monomer is provided with a lug matched with the groove, the lug is clamped in the groove, and the two machine shell monomers cover the machine barrel after being closed.

Through adopting above-mentioned technical scheme, with the lug joint in the recess, convenient location is convenient for install the casing monomer sooner.

The present invention may be further configured in a preferred embodiment as: the casing monomer is provided with a hook, the hook is arranged on one casing monomer, and the other casing monomer is rotatably connected with a hanging buckle matched with the hook.

Through adopting above-mentioned technical scheme, will hang the knot and hang on the couple, can tentatively fix two casing monomers, make things convenient for the follow-up free fixed work of casing that carries on of staff, need not additionally increase the people and hold up the casing monomer, just can accomplish the installation work alone, reduced the required staff quantity of installation, simultaneously, make things convenient for the free installation of casing more.

The present invention may be further configured in a preferred embodiment as: the hot plate includes two hot plate monomers, the free one side of hot plate is fixed with the locating piece, and the opposite side is provided with the constant head tank with locating piece complex, two adjacent hot plate monomers joint each other.

Through adopting above-mentioned technical scheme, the locating piece joint can play the free effect of location hot plate in the constant head tank, is convenient for install heating monomer board sooner.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the heating plate is detachably arranged, so that the replacement and maintenance are convenient;

2. the heating wires are arranged in the quartz layer, so that the quartz heat transfer is fast, the heat preservation effect is good, and the heat utilization rate is improved;

3. the casing has the effect of heat preservation, can reduce heat loss.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural view of two adjacent heating plate units;

FIG. 4 is a cross-sectional view of a heating plate cell;

FIG. 5 is a schematic view showing a structure in which heating wires are protruded from a heating plate unit;

FIG. 6 is a partial schematic view showing a groove on the housing unit;

FIG. 7 is a partial schematic view showing bumps on the housing unit;

fig. 8 is a sectional view of the housing unit.

Reference numerals: 1. the heating device comprises a rack, 2, a feeding hopper, 3, a machine barrel, 4, a discharging port, 5, a spiral propeller, 6, a motor, 7, a heating plate, 71, a heating plate monomer, 711, a bearing layer, 712, a shell, 713, a heating wire, 714, a first heat preservation layer, 715, a positioning block, 716, a positioning groove, 8, a machine shell, 81, a machine shell monomer, 811, a groove, 812, a lug, 813, a hook, 814, a hanging buckle, 82 and a second heat preservation layer.

Detailed Description

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

Referring to fig. 1 and fig. 2, for the utility model discloses a heating device of wire drawing machine, which comprises a frame 1, install loading hopper 2 and barrel 3 in frame 1, loading hopper 2 and the inside intercommunication of barrel 3, the one end that loading hopper 2 was kept away from to barrel 3 is provided with discharge gate 4, install screw propeller 5 in barrel 3, drive screw propeller 5 pivoted motor 6 is installed to screw propeller 5's one end, 3 outer walls of barrel can be dismantled and be connected with polylith hot plate 7, hot plate 7 is to open structure, hot plate 7 closes the back and coats barrel 3 wherein, hot plate 7 outer cover is equipped with casing 8, casing 8 can be dismantled with barrel 3 and be connected.

A plurality of heating plates 7 are oppositely arranged on the outer wall of the machine barrel 3 and fixed by bolts, and then a shell 8 is arranged outside the heating plates 7 and fixed by bolts; the heating plate 7 is electrified to preheat the machine barrel 3, then raw materials are added into the feeding hopper 2, the raw materials in the feeding hopper 2 enter the machine barrel 3, the motor 6 is started and conveyed through the screw propeller 5, and the raw materials are heated and melted in the machine barrel 3 and then are discharged from the discharge hole 4. When one heating plate is damaged, only the damaged heating plate needs to be replaced, all the heating plates do not need to be taken down, and the heating plates are convenient to replace.

Referring to fig. 1 and 2, a cylinder 3 is hollow and cylindrical, a cylinder 3 is fixed to a frame 1, a hopper 2 is installed above the cylinder 3, a screw 5 is installed in the cylinder 3 along the central axis of the cylinder 3, and a discharge port 4 communicates with the inside of the cylinder 3.

Referring to fig. 2 and 3, the heating plate 7 includes two heating plate units 71, and the two heating plate units 71 are folded to cover the cylinder 3. The two heating plate monomers 71 can be oppositely combined from two sides of the central axis of the machine barrel 3; after the two heating plate monomers 71 are closed, the two heating plate monomers 71 are tightly attached to the outer wall of the machine barrel 3, and the two heating plate monomers 71 are fixed through bolts.

Referring to fig. 3, a positioning block 715 is fixed on one side of each heating plate unit 71, a positioning groove 716 matching with the positioning block 715 is formed on the other side of each heating plate unit 71, and two adjacent heating plate units 71 are clamped with each other. The positioning block 715 is engaged with the positioning groove 716, so that the heating plate unit 71 can be positioned quickly, and the heating plate unit 71 can be installed quickly.

Referring to fig. 4 and 5, the heating plate unit 71 includes a bearing layer 711, the bearing layer 711 is attached to the outer wall of the cylinder 3, the bearing layer 711 may be a quartz layer, and the quartz layer has a fast heat transfer and a good heat preservation effect; the bearing layer 711 can also be a ceramic layer which has fast heat transfer and is not easy to deform and age at high temperature. The outer shell 712 is fixed on the outer wall of the bearing layer 711, and the outer shell 712 may be a stainless steel shell. A plurality of containing holes are formed in the bearing layer 711, heating wires 713 are installed in the containing holes, and the heating wires 713 are orderly distributed in the bearing layer 711 and distributed all over the bearing layer 711. The heating wire 713 is spiral, and the length of the heating wire 713 is increased in the unit space, so that the heating effect is better, and the heat transfer is faster. A first heat insulating layer 714 is fixed between the bearing layer 711 and the housing 712, and the first heat insulating layer 714 may be an aluminum silicate fiberboard, which can reduce heat loss and improve heat energy utilization.

The heating plate unit 71 is provided with positive and negative terminals electrically connected to the heating wire 713. The heating plate monomers 71 positioned on the same side of the central axis of the cylinder 3 can be connected in series or in parallel through positive and negative terminals. When one heating plate monomer 71 is damaged, only the damaged heating plate monomer 71 needs to be replaced, all the heating plate monomers 71 do not need to be taken down, and the heating plate monomers are convenient to replace.

Referring to fig. 6 and 7, the casing 8 is a split structure, and includes two casing single units 81, one of the casing single units 81 is provided with a groove 811, the other casing single unit 81 is provided with a protrusion 812 matched with the groove 811, the protrusion 812 is clamped in the groove 811, and the two casing single units 81 cover the cylinder 3 and the heating plate 7 therein after being folded. The bumps 812 are clamped in the grooves 811, so that the positioning is convenient, and the installation of the single case 81 is convenient and fast.

Referring to fig. 1 and 7, two casing monomers 81 are vertically aligned to cover the cylinder 3, a hook 813 is fixed on the casing monomer 81 above the cylinder 3, a hanging buckle 814 matched with the hook 813 is hinged on the casing monomer 81 below the cylinder 3, and the hanging buckle 814 can be hung on the hook 813. Firstly, two single machine shell bodies 81 are combined, then the hanging buckle 814 is hung on the hook 813, the two single machine shell bodies 81 can be preliminarily fixed, and the subsequent fixing work of the single machine shell bodies 81 by workers is facilitated.

Referring to fig. 8, a second insulating layer 82 is fixed on the inner wall of the housing unit 81, the second insulating layer 82 may be an aluminum silicate fiberboard, and the second insulating layer 82 may reduce heat loss.

The working principle of the heating device of the wire drawing machine is as follows:

a plurality of heating plate monomers 71 which are positioned on the same side of the central axis of the machine barrel 3 are clamped from outside to inside in sequence and are tightly attached to the outer wall of the machine barrel 3, the well-matched heating plate monomers 71 are fixed through bolts, the shell monomers 81 are covered outside the heating plate 7 in a matched mode, and the shell monomers 81 are fixed through the bolts; the heating plate 7 is electrified to preheat the machine barrel 3, then raw materials are added into the feeding hopper 2, the raw materials in the feeding hopper 2 enter the machine barrel 3, the motor 6 is started and conveyed through the screw propeller 5, and the raw materials are heated and melted in the machine barrel 3 and then are discharged from the discharge hole 4. When one of them hot plate monomer 71 damages, open quick-witted casing 8, only need change the hot plate monomer 71 of damage, need not all take off the change for the change and the maintenance of hot plate 7 are more convenient.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a heating device of wire drawing machine, includes frame (1), installs loading hopper (2) and barrel (3) in frame (1), loading hopper (2) and barrel (3) inside intercommunication, the one end that loading hopper (2) were kept away from in barrel (3) is provided with discharge gate (4), install screw propeller (5) in barrel (3), drive screw propeller (5) pivoted motor (6), its characterized in that are installed to the one end of screw propeller (5): the outer wall of the machine barrel (3) is detachably connected with a plurality of heating plates (7); the heating plate (7) is of a split structure and comprises two heating plate monomers (71), the machine barrel (3) is coated in the two heating plate monomers (71) after the two heating plate monomers (71) are folded, the heating plate monomers (71) comprise a bearing layer (711), the bearing layer (711) is attached to the outer wall of the machine barrel (3), a shell (712) is fixed on the outer wall of the bearing layer (711), and a heating wire (713) is installed in the bearing layer (711); the heating plate monomer (71) is covered with a shell (8), and the shell (8) is detachably connected with the machine barrel (3).

2. The heating device of a wire drawing machine according to claim 1, characterized in that: the carrier layer (711) is a quartz layer.

3. The heating device of a wire drawing machine according to claim 1, characterized in that: a first heat-insulating layer (714) is fixed between the bearing layer (711) and the shell (712).

4. The heating device of a wire drawing machine according to claim 1, characterized in that: and a second insulating layer (82) is fixed on the inner wall of the shell (8).

5. The heating device of a wire drawing machine according to claim 1, characterized in that: the heating wire (713) is helical.

6. The heating device of a wire drawing machine according to claim 1, characterized in that: the shell (8) is of a split structure.

7. The heating device for a wire drawing machine according to claim 6, characterized in that: the casing (8) comprises two casing monomers (81), wherein one casing monomer (81) is provided with a groove (811), the other casing monomer (81) is provided with a lug (812) matched with the groove (811), the lug (812) is clamped in the groove (811), and the two casing monomers (81) are folded to cover the machine barrel (3) in the groove.

8. The heating device for a wire drawing machine according to claim 7, characterized in that: the casing single body (81) is provided with a hook (813), the hook (813) is arranged on one casing single body (81), and the other casing single body (81) is rotatably connected with a hanging buckle (814) matched with the hook (813).

9. The heating device of a wire drawing machine according to claim 1, characterized in that: one side of each heating plate monomer (71) is fixed with a positioning block (715), the other side of each heating plate monomer is provided with a positioning groove (716) matched with the positioning block (715), and two adjacent heating plate monomers (71) are mutually clamped.