CN221248442U

CN221248442U - Pre-mixed abrasive jet flow double-tank continuous feeding device

Info

Publication number: CN221248442U
Application number: CN202323117104.4U
Authority: CN
Inventors: 武光华; 靳天宇
Original assignee: Jilin Teachers Institute of Engineering and Technology
Current assignee: Jilin Teachers Institute of Engineering and Technology
Priority date: 2023-11-20
Filing date: 2023-11-20
Publication date: 2024-07-02
Anticipated expiration: 2033-11-20

Abstract

The utility model provides a front mixed abrasive jet flow double-tank continuous feeding device, which belongs to the technical field of abrasive jet flow and comprises the following components: the device comprises a water tank, a water pipe, a grinding tank, a mixing chamber, a nozzle, a stirring mechanism and an adjusting mechanism; the two water tanks are symmetrically arranged; the two water pipes are respectively communicated with the two water tanks through water pumps; the two grinding material tanks are respectively communicated with the two water pipes through tee joints; the mixing chamber is respectively communicated with the two water pipes and the two grinding material tanks through a tee joint; the nozzle is connected with the mixing chamber; the two stirring mechanisms are respectively arranged in the two grinding material tanks; the two adjusting mechanisms are respectively arranged in the two grinding material tanks; through two water tanks, two grinding tanks, two tee bend and two water pipes, make up into two preceding mixed abrasive material efflux feed systems with above-mentioned device, start one of them feed system at first and operate, after this feed system has used, can start another feed system and continue to feed to the device, and then can continuous feed mixed abrasive material flow.

Description

Pre-mixed abrasive jet flow double-tank continuous feeding device

Technical Field

The utility model relates to the technical field of abrasive jet flow, in particular to a front mixed abrasive jet flow double-tank continuous feeding device.

Background

In many modern manufacturing technologies, especially in the fields of precision machining and special machining, the abrasive jet machining technology is widely applied to cutting, punching and machining of various hard and brittle materials and machining of complex shapes by unique machining advantages such as machining capacity, small machining force, high machining precision and the like which are not influenced by material hardness, and the abrasive jet machining is used for impacting and cutting a workpiece by high-speed jet in water flow containing abrasive so as to realize the purpose of removing the material.

In the conventional abrasive jet processing, the feeding mode of the abrasive is usually intermittent feeding or single-tank continuous feeding, and the feeding mode has certain defects, the intermittent feeding easily causes the fluctuation of the abrasive concentration in the processing process, thereby influencing the processing precision and the processing efficiency, the single-tank continuous feeding solves the problem of the fluctuation of the abrasive concentration to a certain extent, but in the long-time processing process, the abrasive still needs to be periodically replenished due to the consumption of the abrasive, so that the feeding must be stopped in the processing process, the processing efficiency is reduced, in addition, the phenomenon of deposition and agglomeration of the abrasive in the abrasive tank is easy, and the stability of the abrasive concentration is difficult to ensure.

Disclosure of utility model

In order to overcome the defects, the utility model provides a front mixed abrasive jet flow double-tank continuous feeding device so as to be capable of continuously feeding mixed abrasive flow, thereby avoiding downtime caused by replenishment of abrasive in the processing process and avoiding abrasive deposition.

The utility model is realized in the following way:

A pre-mix abrasive jet twin pot continuous feed device comprising: the device comprises a water tank, a water pipe, a grinding tank, a mixing chamber, a nozzle, a stirring mechanism and an adjusting mechanism; the two water tanks are symmetrically arranged; the two water pipes are respectively communicated with the two water tanks through water pumps; the two grinding material tanks are respectively communicated with the two water pipes through tee joints; the mixing chamber is respectively communicated with the two water pipes and the two grinding material tanks through a tee joint; the nozzle is connected with the mixing chamber; the two stirring mechanisms are respectively arranged in the two grinding material tanks; the two adjusting mechanisms are respectively arranged in the two grinding tanks, and the two adjusting mechanisms are positioned below the stirring mechanism.

In addition, the front mixed abrasive jet flow double-tank continuous feeding device provided by the technical scheme of the utility model can also have the following additional technical characteristics:

In the technical scheme, the stirring mechanism comprises a motor, a rotating shaft, an inner stirring piece and an outer stirring piece; the motor is fixedly connected above the grinding material tank; the rotating shaft is connected with the output end of the motor in a transmission way and penetrates through the inside and the outside of the abrasive tank; the inner layer stirring piece is fixedly connected to the rotating shaft; the outer stirring piece is fixedly connected to the rotating shaft, and the outer stirring piece is arranged on the periphery of the inner stirring piece.

In the above technical scheme, the outer layer stirring piece includes: the support rod, the stirring plate and the through hole; the support rods are fixedly connected to the rotating shaft; one end of the stirring plate is fixedly connected with the plurality of supporting rods, and the other end of the stirring plate is abutted against the inner wall of the abrasive tank; the through holes are all arranged on the stirring plate.

In the above technical solution, the adjusting mechanism includes: the device comprises a fixing frame, a sliding groove, a driving piece and an adjusting piece; the fixing frame is fixedly connected to the outer surface of the abrasive tank; the two sliding grooves are respectively arranged on two sides of the fixing frame; the driving piece is arranged on the fixing frame; the regulating element is arranged in the grinding tank and is matched with the driving element.

In the above technical solution, the driving member includes: the device comprises an electric push rod, a fixed plate, a first rack, a first gear, a second rack and a second gear; the fixed end of the electric push rod is fixedly connected to the fixed frame; the fixed plate is connected to the sliding grooves on the two sides in a sliding manner, and is fixedly connected to the output end of the electric push rod; the first rack is fixedly connected to the fixed plate and is connected to the chute in a sliding manner; the first gear is meshed with the first rack; the second rack is fixedly connected to the fixed plate and is connected to the chute in a sliding manner; the second gear is meshed with the second rack.

In the above technical solution, the adjusting member includes: the device comprises a rotating rod, a shaft sleeve, a first adjusting plate and a second adjusting plate; the rotating rod penetrates through the bottom of the grinding material tank, and one end of the rotating rod extending out of the grinding material tank is fixedly connected with the first gear; the shaft sleeve is sleeved on the rotating rod, and one end of the shaft sleeve extending out of the grinding material tank is fixedly connected with the second gear; the first adjusting plate is fixedly connected with the rotating rod; the second adjusting plate is fixedly connected to the shaft sleeve.

In the above technical solution, further includes: an ultrasonic abrasive monitoring system and a feed inlet; the two ultrasonic abrasive monitoring systems are respectively arranged on the two abrasive tanks; the two feed inlets are respectively arranged on the two grinding tanks.

Compared with the prior art, the utility model has the following beneficial effects:

1. through setting up two water tanks, two abrasive tanks, two tee bend and two water pipes, then make up into two preceding mixed abrasive material efflux feed systems with above-mentioned device through two water pipes and tee bend, start one of them feed system at first and operate, after this feed system used up, can start another feed system and continue to feed to the device, and then can supply mixed abrasive material flow in succession, avoided the down time that leads to because of supplementary abrasive material in the course of working, show and improved machining efficiency.

2. Through setting up rabbling mechanism and making the misce bene of abrasive material in the abrasive tank, prevent abrasive material deposit to ensured abrasive material fluidic continuity and homogeneity, designed rabbling mechanism as inside and outside stirring simultaneously, outer stirring helps keeping the even suspended state of abrasive material, and the inlayer stirring is convenient for push away the abrasive material to the discharge gate, guarantees the continuity of feed.

3. Through setting up adjustment mechanism in rabbling mechanism's below for the abrasive material flow's quantity can carry out accurate regulation according to the processing needs, makes the abrasive material supply quantity in the course of working can be according to actual demand automatic adjustment, promotes machining precision.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a twin-tank continuous feed device for pre-mixed abrasive jet;

FIG. 2 is a cross-sectional view of a stirring mechanism of a pre-mix abrasive jet twin tank continuous feed device of the present utility model;

FIG. 3 is a schematic illustration of an adjustment mechanism for a pre-mix abrasive jet twin tank continuous feed device of the present utility model;

FIG. 4 is a schematic illustration of an adjustment member of a pre-mix abrasive jet twin tank continuous feed device of the present utility model.

In the figure: 100. a water tank; 110. a water pipe; 120. grinding material tanks; 130. a mixing chamber; 140. a nozzle; 150. a feed inlet; 200. a stirring mechanism; 210. a motor; 220. a rotating shaft; 230. an inner layer stirring piece; 240. an outer layer stirring member; 241. a support rod; 242. a stirring plate; 243. a through hole; 300. an adjusting mechanism; 310. a fixing frame; 320. a chute; 330. a driving member; 331. an electric push rod; 332. a fixing plate; 333. a first rack; 334. a first gear; 335. a second rack; 336. a second gear; 340. an adjusting member; 341. a rotating rod; 342. a shaft sleeve; 343. a first adjustment plate; 344. and a second adjusting plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

A pre-mix abrasive jet twin pot continuous feed device, as shown in figures 1-4, comprising: water tank 100, water pipe 110, abrasive tank 120, mixing chamber 130, nozzle 140, stirring mechanism 200, and adjustment mechanism 300; the two water tanks 100 are symmetrically arranged; the two water pipes 110 are respectively communicated with the two water tanks 100 through water pumps; the two abrasive tanks 120 are respectively communicated with the two water pipes 110 through tee joints; the mixing chamber 130 is respectively communicated with the two water pipes 110 and the two abrasive tanks 120 through tee joints; the nozzle 140 is connected to the mixing chamber 130; the two stirring mechanisms 200 are respectively arranged in the two grinding material tanks 120; the two adjusting mechanisms 300 are respectively disposed in the two abrasive tanks 120, and the two adjusting mechanisms 300 are disposed below the stirring mechanism 200.

By arranging the two water tanks 100, the two abrasive tanks 120, the two tee joints and the two water pipes 110, and then combining the devices into two pre-mixed abrasive jet feeding systems through the two water pipes 110 and the tee joints, one feeding system is started to operate firstly, and after the feeding system is used up, the other feeding system can be started to continue feeding the devices, so that mixed abrasive flows can be continuously fed, the downtime caused by the supplement of abrasive in the processing process is avoided, and the processing efficiency is remarkably improved; by arranging the stirring mechanism 200, the grinding materials are uniformly mixed in the grinding material tank 120, and the grinding materials are prevented from being deposited, so that the continuity and uniformity of grinding material jet flow are ensured, meanwhile, the stirring mechanism 200 is designed to be internally and externally stirred, the stirring of the outer layer is helpful for keeping the grinding materials in a uniform suspension state, the stirring of the inner layer is convenient for pushing the grinding materials to a discharge port, and the continuity of feeding is ensured; through setting up adjustment mechanism 300 in the below of rabbling mechanism 200 for the quantity of abrasive material flow can carry out accurate regulation according to the processing needs, makes the abrasive material supply volume in the course of working can be according to actual demand automatic adjustment, promotes the machining precision.

In the embodiment of the present utility model, as shown in fig. 1 to 4, the stirring mechanism 200 includes a motor 210, a rotation shaft 220, an inner stirring member 230, and an outer stirring member 240; the motor 210 is fixedly connected above the abrasive pot 120; the rotating shaft 220 is in transmission connection with the output end of the motor 210, and the rotating shaft 220 penetrates through the inside and outside of the abrasive tank 120; the inner stirring member 230 is fixedly connected to the rotating shaft 220; the outer stirring member 240 is fixedly connected to the rotating shaft 220, and the outer stirring member 240 is disposed on the outer periphery of the inner stirring member 230.

It should be noted that the inner stirring member 230 may be an auger blade.

In an embodiment of the present utility model, as shown in fig. 1 to 4, the outer stirring member 240 includes: a pole 241, a stirring plate 242 and a through hole 243; the plurality of struts 241 are fixedly connected to the rotating shaft 220; one end of the stirring plate 242 is fixedly connected with the plurality of supporting rods 241, and the other end of the stirring plate 242 is abutted against the inner wall of the abrasive tank 120; the through holes 243 are all formed in the stirring plate 242.

Through starting motor 210, motor 210 drives pivot 220 and rotates, and pivot 220 drives inlayer stirring spare 230 and stirring board 242 and rotates to through seting up through-hole 243 on stirring board 242, avoid stirring board 242 to rotate in-process resistance great, then through the rotation of inlayer stirring spare 230 and stirring board 242, make the abrasive material mix evenly in abrasive material jar 120 on the one hand, prevent abrasive material deposit, keep the even suspended state of abrasive material, on the other hand inlayer stirring spare 230 is convenient for push away the abrasive material to the discharge gate, guarantees the continuity of feed.

In an embodiment of the present utility model, as shown in FIGS. 1-4, the adjustment mechanism 300 includes: the fixing frame 310, the sliding chute 320, the driving part 330 and the adjusting part 340; the fixing frame 310 is fixedly connected to the outer surface of the abrasive pot 120; the two sliding grooves 320 are respectively arranged on two sides of the fixed frame 310, and the two sliding grooves 320 are not on the same horizontal plane; the driving piece 330 is disposed on the fixing frame 310; the adjusting member 340 is disposed in the grinding tank 120, and the adjusting member 340 is disposed in cooperation with the driving member 330.

In an embodiment of the present utility model, as shown in fig. 1 to 4, the driving member 330 includes: the electric push rod 331, the fixing plate 332, the first rack 333, the first gear 334, the second rack 335, and the second gear 336; the fixed end of the electric push rod 331 is fixedly connected to the fixed frame 310; the fixing plate 332 is slidably connected to the sliding grooves 320 on two sides, and the fixing plate 332 is fixedly connected to the output end of the electric push rod 331; the first rack 333 is fixedly connected to the fixing plate 332, and the first rack 333 is slidably connected to the chute 320; the first gear 334 is engaged with the first rack 333; the second rack 335 is fixedly connected to the fixing plate 332, and the second rack 335 is slidably connected to the chute 320; the second gear 336 is meshed with a second rack 335.

In an embodiment of the present utility model, as shown in fig. 1 to 4, the adjusting member 340 includes: a rotating rod 341, a shaft sleeve 342, a first adjustment plate 343 and a second adjustment plate 344; the rotating rod 341 penetrates through the bottom of the grinding material tank 120, and one end of the rotating rod 341 extending out of the grinding material tank 120 is fixedly connected to the first gear 334; the shaft sleeve 342 is sleeved on the rotating rod 341, and one end of the shaft sleeve 342 extending out of the grinding material tank 120 is fixedly connected to the second gear 336; the first adjusting plate 343 is fixedly connected to the rotating rod 341; the second adjusting plate 344 is fixedly connected to the shaft sleeve 342; the first adjusting plate 343 and the second adjusting plate 344 are both semicircular, and can be combined into a complete circular plate, and the diameter of the circular plate is consistent with the direct size of the discharge hole below the abrasive pot 120.

By starting the electric push rod 331, the fixed plate 332 is pushed to move forward, and then the first rack 333 and the second rack 335 are pushed to move forward, because the first rack 333 is meshed with the first gear 334, the second rack 335 is meshed with the second gear 336, and then the first gear 334 and the second gear 336 are driven to rotate in opposite directions, and then the rotating rod 341 and the shaft sleeve 342 are driven to rotate, and thus the first adjusting plate 343 and the second adjusting plate 344 are driven to rotate, the outlet of the abrasive tank 120 is opened, abrasive can flow out of the tank body, and simultaneously, the rotating angle of the two adjusting plates can be accurately adjusted according to processing requirements, and then the throughput of abrasive flow can be adjusted, so that the abrasive supply in the processing process can be automatically adjusted according to actual requirements, the processing precision is improved, when abrasive is not needed, the electric push rod 331 drives the fixed plate 332 to move backward, and then the throughput of abrasive flow can be adjusted, or the abrasive flow is closed, and no abrasive flow flows down.

In an embodiment of the present utility model, as shown in fig. 1 to 4, further comprising: an ultrasonic abrasive monitoring system (not shown), a feed port 150 and a one-way valve (not shown); the two ultrasonic abrasive monitoring systems are respectively arranged on the two abrasive tanks 120; the two feed inlets 150 are respectively disposed on the two abrasive tanks 120, and the plurality of check valves are respectively disposed on the abrasive tank 120 connected to the water pipe 110 and the mixing chamber 130 connected to the water pipe 110.

By arranging the ultrasonic abrasive monitoring systems on the two abrasive tanks 120, when one abrasive tank 120 consumes a set amount, the ultrasonic abrasive monitoring system can give an alarm, and at the moment, the other feeding system can be started to work; by providing the feed port 150 above the two abrasive tanks 120, abrasives can be added into the two abrasive tanks 120, respectively; by providing one-way valves on the water lines 110 of the connected abrasive canister 120 and the connected mixing chamber 130, respectively, it is possible to achieve an individual control of the two feeding systems for operation.

The implementation process comprises the following steps: when in use, firstly, a one-way valve, a water pump, a motor 210 and an electric push rod 331 on one feeding system are opened, so that the feeding system is communicated, abrasive flow and water are sprayed out from a spray nozzle 140 to work after entering a mixing chamber 130, meanwhile, the motor 210 drives an inner stirring piece 230 and a stirring plate 242 to rotate, on one hand, the abrasive can be uniformly mixed in an abrasive tank 120, the abrasive is prevented from depositing, the uniform suspension state of the abrasive is kept, on the other hand, the inner stirring piece 230 is convenient for pushing the abrasive to a discharge port, the continuity of feeding is ensured, meanwhile, the electric push rod 331 pushes a fixed plate 332 to move forwards, then pushes a first rack 333 and a second rack 335 to move forwards, then drives a first gear 334 and a second gear 336 to rotate in opposite directions, and then drives a rotating rod 341 and a shaft sleeve 342, so as to drive a first regulating plate 343 and a second regulating plate 344 to rotate, so that the outlet of the abrasive tank 120 is opened, on the other hand, the abrasive can flow out from the tank can be accurately regulated according to the processing requirement, the rotating angle of the two regulating plates can be simultaneously, the throughput of the abrasive flow is regulated, the abrasive can be automatically pushed to the abrasive in the processing process, the feeding quantity can be automatically regulated to the feed the abrasive to the discharge port, the feeding system is ensured, the abrasive can be continuously stopped when the feeding system is not to be continuously started, the abrasive is continuously stopped, the feeding system is continuously is stopped, the abrasive is further stopped, the feeding system is continuously is started to be started, and the abrasive can be continuously stopped, and the feeding the abrasive system is continuously is stopped, and then the abrasive can be started to be fed to the abrasive material fed to the grinding material 120, and is continuously, when the abrasive is continuously, when the feeding system is continuously required to be continuously fed to be fed to the pump when a pump. The processing efficiency is obviously improved.

It should be noted that, specific model specifications of the motor 210, the electric push rod 331 and the check valve need to be determined according to the actual specifications of the device, and the like, so detailed description thereof is omitted.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A pre-mix abrasive jet twin pot continuous feed device, comprising:

The two water tanks are symmetrically arranged;

The two water pipes are respectively communicated with the two water tanks through water pumps;

the two grinding material tanks are respectively communicated with the two water pipes through a tee joint;

The mixing chamber is communicated with the two water pipes and the two grinding material tanks through tee joints respectively;

A nozzle connected to the mixing chamber;

The stirring mechanisms are respectively arranged on the two grinding material tanks;

the two adjusting mechanisms are respectively arranged on the two grinding material tanks, and the two adjusting mechanisms are positioned below the stirring mechanism.

2. A pre-mix abrasive jet twin tank continuous feed device as defined in claim 1, wherein said agitation means comprises:

the motor is fixedly connected above the grinding material tank;

The rotating shaft is connected to the output end of the motor in a transmission way and penetrates through the inside and the outside of the abrasive tank;

The inner stirring piece is fixedly connected to the rotating shaft;

The outer stirring piece is fixedly connected to the rotating shaft, and the outer stirring piece is arranged on the periphery of the inner stirring piece.

3. A twin tank continuous feed apparatus for pre-mix abrasive jets as defined in claim 2, wherein said outer agitator comprises:

The support rods are fixedly connected to the rotating shaft;

One end of the stirring plate is fixedly connected with the plurality of supporting rods, and the other end of the stirring plate is abutted against the inner wall of the grinding tank;

The through holes are formed in the stirring plate.

4. A pre-mix abrasive jet twin tank continuous feed device as defined in claim 1, wherein said adjustment mechanism comprises:

the fixing frame is fixedly connected to the outer surface of the grinding material tank;

The two sliding grooves are respectively arranged on two sides of the fixing frame;

The driving piece is arranged on the fixing frame;

The adjusting piece is arranged in the grinding tank, and the adjusting piece is matched with the driving piece.

5. The pre-mix abrasive jet twin tank continuous feed apparatus as defined in claim 4, wherein said drive means comprises:

The fixed end of the electric push rod is fixedly connected to the fixing frame;

The fixed plate is connected to the sliding grooves on two sides in a sliding manner and is fixedly connected to the output end of the electric push rod;

the first rack is fixedly connected to the fixed plate and is connected to the sliding chute in a sliding manner;

A first gear engaged with the first rack;

the second rack is fixedly connected to the fixed plate and is connected to the sliding chute in a sliding manner;

And the second gear is meshed with the second rack.

6. The twin tank continuous feed apparatus for pre-mix abrasive jet as defined in claim 5, wherein said conditioning element comprises:

The rotating rod penetrates through the bottom of the grinding material tank, and one end, extending out of the grinding material tank, of the rotating rod is fixedly connected with the first gear;

The shaft sleeve is sleeved on the rotating rod, and one end, extending out of the abrasive tank, of the shaft sleeve is fixedly connected with the second gear;

the first adjusting plate is fixedly connected to the rotating rod;

the second adjusting plate is fixedly connected to the shaft sleeve.

7. A pre-mix abrasive jet twin tank continuous feed device as defined in claim 1, further comprising:

The ultrasonic abrasive monitoring systems are respectively arranged on the two abrasive tanks;

the feed inlets are respectively arranged on the two grinding tanks.