CN208857447U - Oil injection device for knitting machine - Google Patents

Abstract

The utility model relates to the field of auxiliary devices of knitting machines, in particular to a fuel injection device for a knitting machine, which comprises a fuel tank and a tank cover; the oil tank is pressurized by an air compressor, and an oil nozzle is arranged on the upper end face of the tank cover; the lower end surface of the box cover is provided with an atomizing chamber communicated with the oil nozzle, and the atomizing chamber is connected with a spray head and an air nozzle; the air nozzle is communicated with an air source, the oil nozzle is communicated with a second hose, and the second hose extends into the oil; the spray nozzle is internally provided with a spray hole, and the spray nozzle is provided with an atomization groove for cutting off the spray hole along the cross section direction; after the lubricating oil enters the spray head, part of the lubricating oil passes through the atomization groove and is sprayed out of the spray holes, and part of the lubricating oil is sprayed into oil mist in the atomization chamber due to impact on the wall surface of the atomization groove, so that the lubricating oil is dispersed into the oil mist, and the initial oil injection quantity is buffered; compressed air is filled into the atomizing chamber through the air nozzle, so that oil liquid and oil mist in the atomizing chamber are communicated with air and are gradually sprayed out from the oil nozzle under the action of air pressure, and the phenomenon that woven cloth is polluted due to large oil output in the moment of starting is avoided.

Description

Knitting machine fueling injection equipment

Technical field

The utility model relates to knitting machine auxiliary device fields, specifically, it is related to a kind of knitting machine fueling injection equipment.

Background technique

Lubricating oil is most important in textile machine, is lubricated particularly with the hand of knitting machine, it is desirable that can have Good lubricant effect, and textile cannot be polluted, generally lubricating oil is sprayed by atomizer to knitting using compressed air On machine；The atomizer of conventional circular knitting machine is typically mounted in the triangle track of syringe, dials at present, existing atomizer It is made of nozzle and fixing piece.

Such as Authorization Notice No. is a kind of circular knitting disclosed in the Chinese utility model patent of CN202116817U The fueling injection equipment of machine, the fueling injection equipment include a fuel injector, which includes an oil storage tank, are arranged in the top of the oil storage tank There are an oil filler and one group of exhaust pipe, it is characterised in that: an inlet valve is additionally provided at the top of the oil storage tank；The fueling injection equipment is also Including an oiling drum, it is provided with an oiling interface, an oil out port and an air compressor machine interface, the oiling on the oiling drum and connects The external oil inlet pipe of mouth, the external air compressor machine of the air compressor machine interface, the oil out port pass through described in oil pipe connection Inlet valve, meanwhile, in order to guarantee to continue fuel feeding, the fueling injection equipment of the circular knitting machine separately sets the oiling of an external air compressor machine Bucket, by the Pneumatic Pressure of air compressor machine, the lubricating oil in oiling drum is automatically injected in oil storage tank by oil out port.

After air compressor machine pressurizes to oil storage tank, the lubricating oil inside oil storage tank will spray under gas pressure from exhaust pipe Out, to be lubricated to knitting machine, but the moment oil pump capacity for the oil spout that is switched on is more unstable, might have more lubricating oil spray Out, a large amount of lubricating oil, which is easy to soak woven fabric, pollutes.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of knitting machine fueling injection equipment, Have the function of avoiding booting moment oil pump capacity big and polluting woven fabric.

To achieve the above object, the utility model provides the following technical solutions:

A kind of knitting machine fueling injection equipment, including fuel tank and case lid；The fuel tank is pressurized by air compressor machine, in the case lid Upper surface be provided with atomizer；It is characterized by: being provided with the mist being connected to the atomizer in the lower end surface of the case lid Change room, the spray chamber is connected with spray head and gas nozzle；The gas nozzle connects gas source, and the atomizer is connected to the second hose, described Second hose protrudes into oil；Spray orifice is offered inside the spray head, the spray head is offered along cross-sectional direction by the spray The fog water content of hole truncation.

So set, partially passing through fog water content after lubricating oil enters spray head and being sprayed from spray orifice, partially because impacting The wall surface of fog water content and occur sputter and mist of oil is dispersed into spray chamber, to play buffer function to initial distributive value； Compressed air is filled with by spray chamber by gas nozzle again so that be atomized indoor oil liquid be connected under gas pressure with mist of oil air from Atomizer gradually sprays, so as to avoid booting moment oil pump capacity is big and generation the phenomenon that pollute woven fabric.

Further setting: the lower end releasable connection of the spray chamber has an end cap, the spray head and the gas nozzle with it is described End cap is fixedly connected.

So set, by the way that spray head and gas nozzle are fixedly mounted on end cap, after removing end cap from spray chamber To being cleared up inside spray head and gas nozzle and spray chamber.

Further setting: being provided with switching part on the case lid, by the between the switching part and the spray head The connection of three hoses, the switching part are connected to second hose.

So set, by the way that the second hose, switching part, third hose and spray head are sequentially connected, to realize lubricating oil Conveying in mailbox.

Further setting: there are two the gas nozzles, and two gas nozzles are connected separately with the first hose and the 4th hose, institute It states the first hose to be connected to the air compressor machine, the 4th hose is equally circumscribed with gas source.

So set, the air pressure bigger than single gas nozzle is capable of providing, so that lubricating oil after two gas nozzles are ventilated simultaneously It is sprayed with higher speed from atomizer, is conducive to the abundant atomization of lubricating oil；So that the lubricating oil sprayed is finer and smoother, Biggish oil droplet is avoided the occurrence of to pollute woven fabric.

Further setting: being provided with the fuel sucking pipe protruded into the fuel tank on the case lid, solid on the fuel sucking pipe Surely there is oil suction needle, the head of the oil suction needle is connected to second hose.

So set, realizing lubricating oil conveying by the way that the oil suction needle with the second hose is arranged on fuel sucking pipe

Further setting: being arranged with the second oil cleaner screen outside the fuel sucking pipe, the oil suction needle is arranged in second oil strain In net.

So set, by adding the second oil cleaner screen, can be avoided the impurity being mixed in lubricating oil, to be inhaled into bore smaller Fuel sucking pipe in and result in blockage, influence normal fuel injection.

Further setting: the atomizer includes that mouth support and multiple fixations wear and surround and be evenly arranged on mouth support end Jet pipe on face；The interconnecting piece being threadedly coupled for the mouth support is provided in the upper surface of the case lid.

So set, being cleared up by being threadedly coupled with interconnecting piece mouth support convenient for the installation and replacement of atomizer.

Further setting: the both ends of the jet pipe are located at opening edge along equal chamfered.

So set, chamfering expands the fuel-displaced port of jet pipe, be conducive to scatter when greasy dirt sprays, enable mist of oil It is more uniformly injected on knitting machine, to avoid generating boundling and causing that the phenomenon that spraying is concentrated to cause dirt to woven fabric Dye.

In conclusion the utility model has the following beneficial effects:

1. knitting machine can buffer mist of oil when being switched on oil spout with fueling injection equipment, enable mist of oil from less to more It is gradually sprayed from atomizer, distributive value is avoided to uprush and pollute woven fabric；

2. knitting machine is good with fueling injection equipment atomizing effect, scattering is uniform, atomizer install convenient.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of knitting machine fueling injection equipment；

Fig. 2 is decomposition view of the knitting machine fueling injection equipment after removing the first hose to the 4th hose；

Fig. 3 is the enlarged drawing in Fig. 2 at A；

Fig. 4 is the connection schematic diagram of case lid and fuel tank；

Fig. 5 is the structural schematic diagram of internal oil passages and gas circuit in knitting machine fueling injection equipment；

Fig. 6 is the structural schematic diagram of atomizer；

Fig. 7 is the connection solution structure schematic diagram of spray head, gas nozzle and end cap；

Fig. 8 is the structural schematic diagram of sensing device；

Fig. 9 is the signal transmitting schematic diagram of control system and pressure sensor, air compressor machine and alarm.

In figure: 1, fuel tank；2, case lid；3, the first hose；4, fuel sucking pipe；5, pouring orifice；6, it covers；7, atomizer；701, Mouth support；702, jet pipe；8, spray chamber；9, flange；10, the first washer；11, it is open；12, snap ring；13, via hole；14, bolt；15, Gasket；16, slot is abutted；17, positioning ring；18, second packing ring；19, rack；20, the first oil cleaner screen；21, pressure regulator valve；22, it filters Device；23, pressure gauge；24, appendix；25, air compressor machine；26, it is pressurized tracheae；27, the second oil cleaner screen；28, oil suction needle；29, third Washer；30, screw；31, end cap；32, spray head；33, third hose；34, switching part；341, shell；342, siphunculus；35, spray orifice； 36, fog water content；37, air pipe interface；38, the 4th hose；39, gas nozzle；40, liquidometer；41, sensing device；411, fixing pipe； 412, floating block；413, pressure sensor；414, force transmission element；4141, pressure ring；4142, tabletting；4143, shaft；42, control system； 43, alarm；44, block；45, oil discharge outlet；46, rubber pad；47, plug；48, conducting wire；49, circular hole；50, interconnecting piece；51, Two hoses.

Specific embodiment

The utility model is described further referring to attached drawing.

A kind of knitting machine fueling injection equipment, as depicted in figs. 1 and 2, including fuel tank 1 and case lid 2, in the upper surface of fuel tank 1 It is provided with circular opening 11 corresponding with case lid 2.Wherein, first protruded into inside fuel tank 1 is fixedly installed on case lid 2 Hose 3 and fuel sucking pipe 4, and the pouring orifice 5 for refueling into case, pouring orifice 5 are screwed with capping 6.Meanwhile in case lid 2 Upper surface releasable connection has atomizer 7, and lower end surface is provided with the spray chamber 8 being connected to atomizer 7, and spray chamber 8 and fuel sucking pipe 4 connect It is logical.Oil discharge outlet 45 is offered in the bottom of fuel tank 1, oil discharge outlet 45 is screwed with the plug 47 with rubber pad 46.

In conjunction with Fig. 2, Fig. 3 and Fig. 4, the rounded setting of case lid 2 is extended in the lower end surface of the edge of case lid 2 towards case lid 2 and turns over Side 9, the edge round corner treatment of flange 9.The first washer 10 is abutted between case lid 2 and opening 11, specifically, in fuel tank 1 Upper surface offer and be open 11 concentric snap rings 12；The axial cross section of first washer 10 is Z-shaped, and its underpart is embedded in snap ring 12 In, top is connected between 1 upper surface of 2 inner face of case lid and fuel tank.On the end face on the top of the first washer 10 and case lid No less than six via holes 13 are evenly distributed on 2, via hole 13 is equipped with bolt 14, offers and mistake in the upper surface of fuel tank 1 The threaded hole that hole 13 is corresponding, connects for bolt 14, has abutted gasket between the upper surface and the end of bolt 14 of case lid 2 15。

Cross is offered on the upper surface of 10 lower part of the first washer in conjunction with Fig. 3 for the sealing effect for improving the first washer 10 The U-shaped abutting slot 16 in section, the width for abutting slot 16 is less than the thickness of flange 9, after case lid 2 is tightened by bolt 14, The insertion of flange 9 of case lid 2 abuts slot 16.Meanwhile opening 11 has upwardly extended positioning ring 17, the outer ring peripheral wall of positioning ring 17 and the Inner ring between one washer, 10 top and lower part abuts.

In conjunction with Fig. 2, capping 6 is arranged in second order cylinder, and the lesser part of diameter is threadedly coupled with pouring orifice 5, straight Anti-skidding reticulate pattern is carved on the peripheral wall of diameter major part.And second packing ring 18 has been abutted to guarantee to revolve between pouring orifice 5 and capping 6 Leakproofness after tight capping 6.Pouring orifice 5, which extends internally, rack 19, and the first oil cleaner screen 20 is covered on rack 19 for note The lubricating oil entered in fuel tank 1 carries out primary filtration.

In conjunction with Fig. 2 and Fig. 5, pressure regulator valve 21 is stretched out from case lid 2 and be connected in the upper end of the first hose 3, and pressure regulator valve 21 connects Filter 22 and pressure gauge 23,22 connecting gas transmission pipe 24 of filter are connect, appendix 24 is directly connected to or connects by other pipelines There is air compressor machine 25.The lower end of first hose 3 is passed through 1 inside of fuel tank and is connected to spray chamber 8.Meanwhile filter 22 is also connected with The pressurization tracheae 26 being connected to inside fuel tank 1 is used to increase the pressure inside fuel tank 1.

In conjunction with Fig. 5, the lower end of fuel sucking pipe 4 protrudes into 1 inside of fuel tank and close to bottom, and the outer cover of fuel sucking pipe 4 on the lower is equipped with Second oil cleaner screen 27 is inserted with oil suction needle 28, the head of oil suction needle 28 for refiltering to lubricating oil in the second oil cleaner screen 27 It is connected with the second hose 51, the second hose 51 is connected to spray chamber 8.

In conjunction with Fig. 2, Fig. 5 and Fig. 6, atomizer 7 includes the mouth support 701 of a round cover shape and multiple fixations are worn and Around the jet pipe 702 being evenly arranged on 701 end face of mouth support, the both ends of jet pipe 702 are located at the opening equal chamfered in 11 edges.Mouth support 701 internal perisporium is provided with internal screw thread, and the upper surface of case lid 2 is provided with the interconnecting piece 50 of circular tube shaped, the periphery of interconnecting piece 50 Wall be provided with external screw thread for mouth support 701 connect, and 701 inner face of mouth support on interconnecting piece 50 along between abutted third washer 29。

In conjunction with Fig. 2 and Fig. 5, spray chamber 8 is cylinder-like structure, and is coaxially disposed with interconnecting piece 50.The lower end of spray chamber 8 is logical It crosses screw 30 and is connected with removable end cap 31, fixation is equipped with spray head 32 on end cap 31, and the upper end of spray head 32 is passed through spray chamber 8, Lower end is connected with third hose 33.The switching part for the second hose 51 to be connected to third hose 33 is provided on case lid 2 34, switching part 34 is arranged in short cylindrical shape, and case lid 2 and setting hemispherical are stretched out in the upper end；Switching part 34 has transparent outer Shell 341, is internally provided with U-shaped siphunculus 342, the both ends of siphunculus 342 respectively with insertion 34 second hose 51 of switching part and Third hose 33 connects.

In conjunction with Fig. 5 and Fig. 7, the generally cylindrical setting of spray head 32, internal coaxially offer is connected to third hose 33 Spray orifice 35.The fog water content 36 that spray orifice 35 is truncated is offered along cross-sectional direction in the part that spray head 32 protrudes into spray chamber 8, The end-beveling of spray head 32 is handled.In order to increase injection pressure, air pipe interface 37 is further fixed on case lid 2 for connecting gas Source, air pipe interface 37 are connected to spray chamber 8 by the 4th hose 38.It is specifically, fixed on end cap 31 that there are two protrude into atomization Gas nozzle 39 in room 8, two gas nozzles 39 are connect with the first hose 3 and the 4th hose 38 respectively.

It is equipped with for the ease of the surplus of lubricating oil in observation fuel tank 1 in the outside of fuel tank 1 in conjunction with Fig. 1, Fig. 2 and Fig. 9 With its internal liquidometer 40 being connected to.Meanwhile air compressor machine 25 continues to operate after the lubricating oil in fuel tank 1 exhausts in order to prevent, Sensing device 41 is additionally provided in fuel tank 1, sensing device 41 is electrically connected with the control system 42 of control 25 start and stop of air compressor machine.

Specifically, in conjunction with Fig. 3, Fig. 8 and Fig. 9, sensing device 41 includes fixing pipe 411, floating block 412, pressure sensor 413 With force transmission element 414.The equally fixation of fixing pipe 411 is threaded through on case lid 2, and lower end protrudes into 1 inside of fuel tank and close to bottom, pressure The position in fixing pipe 411 on the lower is arranged in sensor 413.The button-shaped of model SBT series may be selected in pressure sensor 413 Micro pressure sensor 413, when being packed into fixing pipe 411, the axis in the compression direction and fixed link that make its contact hangs down substantially Directly.The conducting wire 48 of pressure sensor 413 stretches out from the upper end of fixing pipe 411 and connects control system 42.Meanwhile control system 42 It is electrically connected with pressure signal of the alarm 43 for response pressure sensor 413, buzzer may be selected in alarm 43.

In conjunction with Fig. 8, force transmission element 414 includes pressure ring 4141, tabletting 4142 and shaft 4143.Shaft 4143 is placed through pressure The fixing pipe 411 of 413 lower section of sensor, fixing pipe 411 is stretched out at both ends；The C-shaped structure of pressure ring 4141, both ends respectively with The both ends of shaft 4143 are fixed；Tabletting 4142 is arranged in fixing pipe 411, and one end is used to touch the touching of pressure sensor 413 Point, the other end are fixedly connected with shaft 4143.The density of floating block 412 is less than the density of lubricating oil and opens up in the middle part of floating block 412 There is the circular hole 49 passed through for fixing pipe 411,49 internal diameter of circular hole is greater than 411 outer diameter of fixing pipe；Floating block 412 is located on pressure ring 4141 Side is further fixed on the block 44 of limitation 412 floating height of floating block in the fixing pipe 411 being located above floating block 412.

The course of work of knitting machine fueling injection equipment: after air compressor machine 25 starts, compressed air is on the one hand from pressurization tracheae 26 It is inside passed through fuel tank 1, is on the other hand entered in spray chamber 8 by the first hose 3.Enter the after lubricating oil in fuel tank 1 is pressurized Two hoses 51 simultaneously enter third hose 33 by switching part 34, accelerate to spray from the spray orifice 35 of spray head 32 later, parts of lubricating oil Occur to sputter and shed from the side of spray head 32 after the inner wall for striking fog water content 36；Meanwhile the height sprayed from the first hose 3 Calm the anger body mixed base grease and from the jet pipe of atomizer 7 702 in the form of mist of oil spray.When needing to increase injection pressure or right When atomizer 7 is cleared up, the gas source of the 4th hose 38 can be connected to obtain bigger injection pressure, so that mist of oil can speed up It sprays, while the foreign matter adhered in jet pipe 702 can be washed away from jet pipe 702.

When needing to being cleared up inside fuel tank 1, first the plug 47 of its bottom is unscrewed and drains excess oil, is screwed out later Bolt 14 on case lid 2, after case lid 2 and the first washer 10 are removed can the component on fuel tank 1 and case lid 2 clear up.

When lubricating oil abundance in fuel tank 1, floating block 412 floats and is connected on block 44；When lubrication shortage of oil and it is lower than When pressure ring 4141, floating block 412, which is fallen on pressure ring 4141, makes tabletting 4142 apply bigger pressure, pressure to pressure sensor 413 Sensor 413 converts electric signal for pressure signal and is transferred to control system 42 by conducting wire 48, and control system 42 controls sky Press 25 stops inflating fuel tank 1, and alarm device also issues prompting message immediately, to remind operator while reducing energy consumption The timely repairing of member.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (8)

1. a kind of knitting machine fueling injection equipment, including fuel tank (1) and case lid (2)；The fuel tank (1) is increased by air compressor machine (25) Pressure, is provided with atomizer (7) in the upper surface of the case lid (2)；It is characterized by: being arranged in the lower end surface of the case lid (2) There is the spray chamber (8) being connected to the atomizer (7), the spray chamber (8) is connected with spray head (32) and gas nozzle (39)；The gas Mouth (39) connects gas source, and the atomizer (7) is connected to the second hose (51), and second hose (51) is protruded into oil；Described It is offered spray orifice (35) inside spray head (32), the spray head (32) offers along cross-sectional direction by the spray orifice (35) truncation Fog water content (36).

2. knitting machine fueling injection equipment according to claim 1, it is characterised in that: the lower end of the spray chamber (8) is removable It is connected with end cap (31), the spray head (32) is fixedly connected with the end cap (31) with the gas nozzle (39).

3. knitting machine fueling injection equipment according to claim 2, it is characterised in that: be provided with and turn on the case lid (2) Socket part (34) is connected between the switching part (34) and the spray head (32) by third hose (33), the switching part (34) it is connected to second hose (51).

4. knitting machine fueling injection equipment according to claim 3, it is characterised in that: there are two the gas nozzles (39), and two The gas nozzle (39) is connected separately with the first hose (3) and the 4th hose (38), first hose (3) and the air compressor machine (25) it is connected to, the 4th hose (38) is equally circumscribed with gas source.

5. knitting machine fueling injection equipment according to claim 3, it is characterised in that: be provided with and stretch on the case lid (2) Enter the fuel sucking pipe (4) in the fuel tank (1), is fixed on the fuel sucking pipe (4) oil suction needle (28), the oil suction needle (28) Head is connected to second hose (51).

6. knitting machine fueling injection equipment according to claim 5, it is characterised in that: be arranged with the outside the fuel sucking pipe (4) Two oil cleaner screens (27), oil suction needle (28) setting is in second oil cleaner screen (27).

7. knitting machine fueling injection equipment according to claim 1, it is characterised in that: the atomizer (7) includes mouth support (701) and multiple fixations are worn and around the jet pipe (702) being evenly arranged on mouth support (701) end face；In the case lid (2) upper surface is provided with the interconnecting piece (50) being threadedly coupled for the mouth support (701).

8. knitting machine fueling injection equipment according to claim 7, it is characterised in that: the both ends of the jet pipe (702) are located at Be open the equal chamfered in (11) edge.