CN110749243A

CN110749243A - Safety cutting device for lead

Info

Publication number: CN110749243A
Application number: CN201911055677.4A
Authority: CN
Inventors: 熊巍; 唐传若; 王敏; 绍亚齐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-02-04
Anticipated expiration: 2039-10-31
Also published as: CN110749243B

Abstract

The invention discloses a safety cut-off device of a lead, which comprises a lead ignition trigger mechanism and a lead cut-off mechanism, wherein an ignition trigger assembly is arranged to burn off an inflammable pull wire by utilizing fire on the ignition lead to trigger the lead cut-off mechanism to cut off the lead, so that the reaction speed is high, the ignition trigger assembly can be observed in time if the ignition trigger assembly fails, and meanwhile, the safety cut-off device does not relate to an electronic structure during maintenance, so that the safety cut-off device is convenient for workers to maintain.

Description

Safety cutting device for lead

Technical Field

The invention relates to the field of firework coil assembling machinery, in particular to a safe cutting device for a lead wire during the coil assembling of a firework paper cylinder.

Background

The firework paper tube needs to be inserted and drawn when the firework paper tube is assembled, so that a lead on a lead plate needs to be led into a lead inserting mechanism of a firework assembly plate device and provides a lead for the lead inserting mechanism, and in the process of assembling the firework paper tube, due to the fact that the structure of the lead inserting mechanism is complex, friction can be generated between the lead and parts, the lead can be ignited in long-time work, serious safety accidents can be generated when a spark enters the lead plate, and in order to prevent the accidents, a set of lead cutting-off mechanism needs to be added on the firework assembly plate device to ensure the safety of the lead;

the patent numbers are: 201620684599, X, the patent name relates to the safety protection device of the firework production equipment of the lead wire, which discloses that a firewall is arranged between the lead wire coil and the firework production equipment, a pore passage through which the lead wire passes is arranged on the firewall, and a lead cutting mechanism is arranged on the pore passage; a temperature probe and/or a smoke sensor corresponding to the lead are/is arranged between the firewall and the firework production equipment; however, the above patents have relatively large disadvantages: the sensor arranged on each lead wire is only an electronic sensor, and the breaking mechanism is not used for a long time and is only used under the condition that the lead wires are ignited; secondly, when cutting and leading, the cutting and leading device is used for one time for a long time, the above patent realizes the cutting and leading of the lead by the swinging of the blade, and the known parts which are matched in a rotating way can be stuck after being not used for a period of time, so that safety accidents are easily caused by the sticking under emergency;

meanwhile, the cutting and leading process has some problems, when the cutting and leading process is carried out, friction is generated between blade grooves, so that the blades can generate heat, and when the blades are overheated, the lead can be ignited, so that safety accidents can be caused.

Disclosure of Invention

Aiming at the defects of the prior art, the invention relates to a safety cutting device of a lead, which is triggered by igniting the lead in a mechanical triggering mode to cut off the lead, so that the situation that the lead is ignited and is not detected can be prevented, and meanwhile, in the mechanical triggering mode, a worker can observe whether a fault occurs or not through naked eyes, and meanwhile, the cost is low, and the maintenance is convenient; meanwhile, the blade is not easy to be stuck when cutting the lead, and the blade cannot generate the heating condition when cutting the lead.

In order to achieve the purpose, the scheme of the invention is as follows: the safety cut-off device of the lead comprises a lead ignition trigger mechanism and a lead cut-off mechanism, wherein the lead ignition trigger mechanism is arranged between a translation insertion trigger mechanism and a lead disc of a disc assembling machine, the lead ignition trigger mechanism is an ignition trigger assembly, the lead cut-off mechanism is positioned between the lead ignition trigger mechanism and the lead disc, the lead ignites the trigger mechanism through burning, the ignition trigger assembly is directly connected with the lead cut-off mechanism, and the ignition trigger assembly enables the lead cut-off mechanism to cut off the lead.

Preferably, the trigger subassembly that ignites includes the fixed plate, easily fire and act as go-between, act as go-between fixed subassembly and wiring, it has a plurality of supply lead wire lead holes that pass to open on the fixed plate, be provided with the fixed subassembly of acting as go-between around every lead hole, it easily fires the acting as go-between to wind same root on a plurality of stay cord fixed subassemblies, when the lead wire hole passed wired, the lead wire can ignite easily to act as go-between, it connects the rope and easily fire to act as go-between to be provided with on easily firing the acting as go-between and is connected, the other one end of conne.

Preferably, the stay wire fixing component is a fixing column, the fixing columns are arranged on two sides of the lead hole, and the flammable stay wire is wound on the fixing columns.

Preferably, the stay wire fixing component is a winding block with a firepower focusing hole in the middle, the lead wire penetrates through the firepower focusing hole, the outer wall of the winding block is provided with two through holes, the through holes penetrate through the outer wall of the winding block and are communicated with the firepower focusing hole, the flammable stay wire penetrates through the through holes, the outer wall of the winding block between the two through holes is provided with a flame guide hole, and the flame guide hole is communicated with the firepower focusing hole.

Preferably, the lead cutting mechanism comprises a fixing component, a sliding component and an elastic component, the fixing component is fixed on the tray assembling instrument, a guide rail is fixed on the fixing component, the sliding component is embedded in the guide rail, the sliding component is connected with the connecting rope, a cutter holder and a blade are respectively arranged on the fixing component and the sliding component, a cutter groove cut by the blade is formed in the cutter holder, a guide hole for the lead to pass through is formed in the cutter holder, and when the blade is immersed in the cutter groove, the blade cuts off the lead; a plurality of groups of elastic components are arranged between the fixed component and the sliding component, and the plurality of groups of elastic components are respectively provided with two sides of the sliding component.

Preferably, a gap exists between the insert and the inner wall of the pocket of the insert seat.

Preferably, a flame-retardant tube is sleeved on each lead wire and is communicated with the guide hole of the cutter holder.

Compared with the prior art, the invention has the advantages that: 1. the ignition trigger assembly is arranged to burn out the inflammable pull wire by utilizing the fire on the ignition lead wire to trigger the lead wire cutting mechanism to cut off the lead wire, so that the reaction speed is high, the ignition trigger assembly can be observed in time if a fault occurs, and meanwhile, the electronic structure is not involved in maintenance, so that the maintenance is facilitated for workers; 2. the arranged stay wire fixing component is convenient for the lead wire to blow the inflammable stay wire, so that the lead wire cutting mechanism is ensured to be triggered in time and cut off the lead wire; 3. a gap is reserved between the arranged blade and the tool apron, so that when the blade is used for cutting and leading, the blade is not contacted with the tool apron, friction heating is avoided, and the lead is prevented from being ignited by the blade; 4. the flame-retardant tube can reduce the burning speed of the lead, so that the lead can be conveniently cut off manually.

Drawings

Fig. 1 is a top view of the fixing assembly of the present invention as a fixing post.

FIG. 2 is a left side view of the fixing assembly of the present invention as a fixing post.

FIG. 3 is a front view of the fixing assembly of the present invention as a fixing post.

FIG. 4 is a perspective view of the fixing assembly of the present invention as a fixing post.

Fig. 5 is a left side view of the pull wire fixing component of the present invention as a fixing column.

Fig. 6 is a perspective view of the pull wire fixing assembly of the present invention as a fixing post.

Fig. 7 is a left side view of the lead cutting mechanism of the present invention.

Fig. 8 is a front view of the lead cutting mechanism of the present invention.

FIG. 9 is an overall perspective view of the cable fixing assembly of the present invention as a winding block.

FIG. 10 is a perspective view of a plurality of winding blocks for pulling wires according to the present invention.

Fig. 11 is a top view of a single winding post of the present invention.

FIG. 12 is a schematic view of an air nozzle fixed on the tool holder according to the present invention.

The device comprises a lead ignition trigger mechanism 1, a lead ignition trigger mechanism 1.1, a fixing plate 1.2, a lead hole 1.3, a stay wire fixing component 1.4, a fixing column 1.5, a winding block 1.6, a fire focusing hole 1.7, a flammable stay wire 1.8, a through hole 1.9, a flame guide hole 1.10, a connecting rope 2, a lead cutting mechanism 2.1, a fixing component 2.2, a guide rail 2.3, a sliding component 2.4, a knife holder 2.5, a knife groove 2.6, a guide hole 2.7, a blade 2.8, a flame-retardant tube 2.9, an elastic component 2.10 and an air nozzle.

Detailed Description

The invention will now be further elucidated with reference to the drawing.

As shown in fig. 1-12, a safety cut-off device for a lead wire comprises a lead wire ignition trigger mechanism 1 and a lead wire cutting mechanism 2, wherein the lead wire ignition trigger mechanism 1 is arranged between a disk gang machine translation insertion mechanism and a lead wire disk (the disk gang machine translation insertion mechanism and the lead wire disk are specifically described in the patent of the applicant filed earlier, and thus only the position of the lead wire ignition trigger mechanism 1 is described), the lead wire ignition trigger mechanism 1 is an ignition trigger assembly, the lead wire cutting mechanism 2 is arranged between the lead wire ignition trigger mechanism 1 and the lead wire disk, the ignition trigger assembly is directly connected with the lead wire cutting mechanism 2, the lead wire is inserted on the lead wire ignition trigger mechanism 1, whether the lead wire is ignited or not is checked through the lead wire ignition trigger mechanism 1, when the lead wire is ignited, the lead wire ignition trigger mechanism 1 is triggered, and the lead wire is cut off by the lead wire cutting mechanism 2, this prevents safety accidents caused by the ignition of the lead wires in the lead pads.

Further, the ignition trigger assembly comprises a fixing plate 1.1, an inflammable pull wire 1.7, a pull wire fixing assembly 2.11.3 and a connecting rope 1.10, wherein four lead holes 1.2 for leading wires to pass through are formed in the fixing plate 1.1, the four lead holes 1.2 are distributed on the fixing plate 1.1 at equal intervals, the pull wire fixing assembly 2.11.3 is arranged around each lead hole 1.2, the same inflammable pull wire 1.7 is wound on the pull wire fixing assemblies 2.1, meanwhile, the four lead wires are respectively contacted with the inflammable pull wire 1.7, when the lead wires are burnt, the lead wires can burn the inflammable pull wires 1.7, when the lead wires pass through the lead wires in the lead holes 1.2, the lead wires can ignite the inflammable pull wires 1.7, the connecting rope 1.10 is arranged on the inflammable pull wires 1.7, the connecting rope 1.10 is connected with the inflammable pull wires 1.7, the other end of the connecting rope 1.10 is connected with a lead wire cutting mechanism 2, the lead wire cutting mechanism 2 can not cut the lead wires by tensioning, the lead wires can not drop down, the fixing plate and a bearing seat is fixed, connect rope 1.10 to wind on the pulley, connect rope 1.10 to be close to easily fire one of acting as go-between 1.7 to serve and be fixed with the couple and the couple hangs on easily firing acting as go-between 1.7 through the mode of tether simultaneously, let easily fire when acting as go-between 1.7 and not burn, connect rope 1.10's one end to hang on easily firing acting as go-between 1.7, the stay cord can't move like this, when easily firing acting as go-between 1.7 and burn, connect rope 1.10 left end to have no stress point, the stay cord moves to the right side like this, lead wire shutdown mechanism 2 descends and cuts off the lead wire like this, prevent that the condition of a fire on the lead.

Further, the stay wire fixing component 2.11.3 is a fixing column 1.4, the fixing column 1.4 is respectively fixed on the left side and the right side of the lead hole 1.2 in a welding mode, the inflammable stay wires 1.7 are wound on the fixing column 1.4, the inflammable stay wires 1.7 are end-to-end annular ropes, the inflammable stay wires 1.7 are sleeved on the eight fixing columns 1.4, the inflammable stay wires 1.7 are wound on the two fixing columns 1.4 of the lead hole 1.2 in an annular shape, the upper ends and the lower ends of the lead wires are the inflammable stay wires 1.7, when the lead wires are ignited, the inflammable stay wires 1.7 are burnt, meanwhile, the connecting ropes 1.10 are hung on the inflammable stay wires 1.7, when the inflammable stay wires 1.7 are burnt, the connecting ropes 1.10 lose stress points, and the lead wires are cut off by the lead cutting mechanism 2.

Further, the stay wire fixing component 1.3 is a winding block 1.5 with a fire focusing hole 1.6 in the middle and a lead wire passing through the fire focusing hole 1.6, two through holes 1.8 are opened on the outer wall of the top of the winding block 1.5 and the through holes 1.8 pass through the outer wall of the winding block 1.5 to communicate with the fire focusing hole 1.6, an inflammable pull wire 1.7 passes through the through holes 1.8 (the end of the inflammable pull wire 1.7 passes through one of the through holes 1.8 to extend into the fire focusing hole 1.6, then the end of the inflammable pull wire 1.7 extends out of the fire focusing hole 1.6 from the other through hole 1.8, thus the same lead wire connects a plurality of winding blocks 1.5 in series, finally, the end and the tail of the inflammable pull wire 1.7 are tied, a flame guiding hole 1.9 is opened on the outer wall of the winding block 1.5 between the two through holes 1.8 and the flame guiding hole 1.9 is communicated with the fire focusing hole 1.6, when the lead wire burns, because the top of the winding block 1.5 is opened with a flame guiding hole 9, according to the principle of, meanwhile, due to the fire focusing hole, the flame cannot spread all around, and overflows from the flame guide hole 1.9 (fire focusing), so that the inflammable pull wire 1.7 positioned at the flame guide hole 1.9 is easily burnt, the lead ignition trigger mechanism 1 is sensitive in reaction, the phenomenon that the lead is burnt too fast and the inflammable pull wire 1.7 is burnt for too long time, and the lead cutting mechanism 2 does not cut off the fire in time is prevented.

Further, the lead cutting mechanism 2 includes a fixed component 2.1, a sliding component 2.3 and an elastic component 2.9, the fixed component 2.1 is fixed on the pallet apparatus (the fixed component 2.1 is a flat plate, the flat plate is fixed on the firework pallet apparatus by a bolt fastening mode), the fixed component 2.1 is fixed with a guide rail 2.2 which is arranged up and down by a bolt fastening mode, and the sliding component 2.3 is embedded on the guide rail 2.2, so that the sliding component 2.3 moves up and down along the guide rail 2.2 (a sliding groove which is matched with the guide rail 2.2 is fixed on the sliding component 2.3 by a welding mode, and the sliding groove is opened on the guide rail 2.2), the sliding component 2.3 is connected with a connecting rope 1.10 (a pulley is fixed on the top of the fixed component 2.1 by a bearing seat and a bearing, the connecting rope 1.10 is wound on the pulley, the right end of the connecting rope is tied on the sliding component 2.3, the sliding component 2.3 is a block-shaped plate material), a tool apron 2.4 and a blade holder 2.7 and a blade are respectively arranged, a cutter holder 2.4 is fixed on the left side surface of the fixed component 2.1 in a bolt fastening mode, a blade 2.7 is fixed on the left side surface of the sliding component 2.3 through a bolt, a cutter groove 2.5 cut by the blade 2.7 is formed in the cutter holder 2.4 (the cutter groove 2.5 is longitudinally arranged, when the sliding component 2.3 descends, the blade 2.7 cuts into the cutter groove 2.5), a guide hole 2.6 for a lead to pass through is formed in the cutter holder 2.4, the guide hole 2.6 is transversely arranged, the height of the guide hole 2.6 is higher than the groove bottom of the cutter groove 2.5, and when the blade 2.7 is immersed in the cutter groove 2.5, the blade 2.7 cuts the lead; two groups of elastic components 2.9 are arranged between the fixed component 2.1 and the sliding component 2.3, the two groups of elastic components 2.9 are respectively provided with the front side and the rear side of the sliding component 2.3, and the elastic components 2.9 are tension springs; when the flammable stay wire is in work, the flammable stay wire 1.7 is blown by the lead wire, when the flammable stay wire 1.7 is blown, the left end of the connecting rope 1.10 loses a stress point, the stay wire moves to the right side under the action of the elastic component 2.9, so that the blade 2.7 is cut into the cutter groove 2.5, the lead wire of the guide hole 2.6 is cut off, when the flammable stay wire is re-installed, a new flammable stay wire 1.7 is sleeved, the sliding component 2.3 is pulled to rise, and meanwhile, the hook of the connecting rope 1.10 is hung on the flammable stay wire 1.7; meanwhile, an air tap 2.10 is fixed on the right side wall of the cutter holder 2.4 in a bolt fastening mode, the air tap 2.10 penetrates through the wall and extends into the cutter groove 2.5, an air outlet of the air tap 2.10 is communicated with the interior of the cutter groove 2.5, when the lead is cut off, gunpowder in the lead drops into the cutter groove 2.5, and the gunpowder in the cutter groove 2.5 is blown away through the air tap 2.5, so that the gunpowder in the cutter groove 2.5 can be prevented from being ignited by the lead, and the ignition of the ignited gunpowder on the right side of the cutter blade 2.7 can be prevented.

Further, a gap exists between the blade 2.7 and the inner wall of the knife groove 2.5 of the knife holder 2.4, the cutting edge of the blade 2.7 is located in the middle (such as an art knife), and a gap exists between the blade 2.7 and the knife groove 2.5, so that when the lead is cut off, the blade 2.7 cannot generate friction with the inner wall of the knife groove 2.5, so that the blade 2.7 cannot generate high temperature when the lead is cut off, and thus the safety accident caused by the ignition of the lead by the high-temperature blade 2.7 can be prevented, when the blade 2.7 cuts the lead, the lead is cut off when the cutting edge of the blade 2.7 contacts with the bottom of the knife groove 2.5, and because the cutting edge of the blade 2.7 is located in the middle, the lead is sharp when the lead is vertically cut off, and in the process that the knife 2.7 descends, the art knife can easily cut off the lead.

Further, each lead wire is sleeved with a flame-retardant tube 2.8, the flame-retardant tube 2.8 is communicated with a guide hole 2.6 of a cutter holder 2.4, the flame-retardant tube 2.8 is bonded on the fixing component 2.1 through glue, the lead wire penetrates through the flame-retardant tube 2.8 in the lead wire placing process, the flame-retardant tube 2.8 can reduce the burning speed of the lead wire, and the burning speed of the lead wire in the flame-retardant tube 2.8 is lower under the condition that the lead wire is failed to be cut off, so that a worker can extinguish the lead wire.

Claims

1. The safety cut-off device of the lead comprises a lead ignition trigger mechanism and a lead cut-off mechanism, and is characterized in that the lead ignition trigger mechanism is arranged between a translation insertion trigger mechanism and a lead disc of a disc assembling machine, the lead ignition trigger mechanism is an ignition trigger assembly, the lead cut-off mechanism is positioned between the lead ignition trigger mechanism and the lead disc, the lead ignites the trigger mechanism through combustion, the ignition trigger assembly is directly connected with the lead cut-off mechanism, and the ignition trigger assembly enables the lead cut-off mechanism to cut off the lead.

2. The safety cut-off device of a lead according to claim 1, characterized in that the ignition trigger assembly comprises a fixing plate, an inflammable pull wire, a pull wire fixing assembly and a connecting rope, a plurality of lead holes for the lead to pass through are formed on the fixing plate, the pull wire fixing assembly is arranged around each lead hole, the same inflammable pull wire is wound on the pull wire fixing assemblies, when the lead passes through the lead hole, the lead can ignite the inflammable pull wire, the connecting rope is arranged on the inflammable pull wire and connected with the inflammable pull wire, and the other end of the connecting rope is connected with a lead cut-off mechanism.

3. The safety cut-off device for lead wire according to claim 2, wherein the stay wire fixing member is a fixing post, the fixing post is provided at both sides of the lead wire hole, and the inflammable stay wire is wound around the fixing post.

4. The safety cutting device for the lead wire according to claim 2, wherein the wire fixing member is a winding block having a fire focusing hole formed in the middle thereof and the lead wire passes through the fire focusing hole, two through holes are formed in an outer wall of the winding block and the through holes pass through the outer wall of the winding block to communicate with the fire focusing hole, a combustible wire is passed through the through holes, and a flame guide hole is formed in an outer wall of the winding block between the two through holes and the flame guide hole communicates with the fire focusing hole.

5. The safety cutting device for the lead wire according to claim 3 or 4, wherein the lead wire cutting mechanism comprises a fixing component, a sliding component and an elastic component, the fixing component is fixed on the tray-assembling apparatus, a guide rail is fixed on the fixing component, the sliding component is embedded in the guide rail, the sliding component is connected with the connecting rope, a knife holder and a blade are respectively arranged on the fixing component and the sliding component, a knife slot cut by the blade is formed on the knife holder, a guide hole for the lead wire to pass through is formed on the knife holder, and the blade cuts the lead wire when the blade is not inserted into the knife slot; a plurality of groups of elastic components are arranged between the fixed component and the sliding component, and the plurality of groups of elastic components are respectively provided with two sides of the sliding component.

6. A safety cut-off device for lead wires according to claim 5, wherein a gap is formed between the blade and the inner wall of the pocket of the holder.

7. The safety cut-off device for the lead wires according to claim 6, wherein a flame-retardant tube is sleeved on each lead wire and is communicated with the guide hole of the tool holder.

8. The safety cut-off device for the lead wire as claimed in claim 7, wherein an air tap is fixed on the cutter holder and an air outlet of the air tap extends into the cutter groove through the cutter groove wall.