CN212493522U

CN212493522U - Be applied to stifled atomising head that prevents of lathe cooling atomizer

Info

Publication number: CN212493522U
Application number: CN202020770865.7U
Authority: CN
Inventors: 叶燕丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2021-02-09
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses an anti-blocking spray head applied to a machine tool cooling sprayer, which comprises a spray head main body, a pipeline connecting piece and a spray core, wherein the spray core is inserted into one end of the pipeline connecting piece, a screwing cavity and a jet hole are coaxially arranged in the spray head main body, the outer wall of the inserting spray core end of the pipeline connecting piece is in threaded connection with the inner wall of the screwing cavity, and the spray core is just opposite to the jet hole; the one end that the atomising head main part corresponds the jet orifice is equipped with the boss nozzle, sets up the flaring that interior little outer big and be the frustum shape on the terminal surface of boss nozzle, the length of flaring is less than or equal to the inner diameter of flaring, flaring and the coaxial setting of jet orifice are and flaring and jet orifice are linked together, the inner diameter of flaring is greater than the diameter of jet orifice, and the inner and outer formation of jet orifice of flaring adsorbs the step. The utility model discloses can avoid the remaining of export coolant liquid to prevent that the export from producing and blockking up, guarantee the normal spraying effect of atomising head.

Description

Be applied to stifled atomising head that prevents of lathe cooling atomizer

Technical Field

The utility model relates to an atomising head especially relates to a be applied to stifled atomising head is prevented to lathe cooling atomizer.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. The cooling sprayer of the machine tool takes an air compressor as power, and sprays cooling liquid to lubricating points of a workpiece, a cutter, a bearing and the like by mixing and atomizing the cooling liquid and air through spraying. The spray cooling device is widely matched with equipment needing spray cooling, such as a numerical control lathe, a common lathe, a drilling machine, a tapping machine, a grinding machine, a cutter grinding machine, a carving machine and the like, and has the advantages that 1) the problem of a large amount of water accumulation of the machine tool is solved, and the machine tool is easier to clean; 2) the cooling liquid can be saved by more than 80% in the processing process, and the cooling effect is comparable to that of the traditional water cooling; 3) the machining scraps are blown away by air, so that the machining is safer; 4) the air quantity and the cooling liquid on the sprayer can be throttled, and the sprayer is convenient to use under different processing conditions.

Traditional lathe cooling sprayer is because the design defect of atomising head export, uses the position of back atomising head export to remain a small amount of coolant liquid easily, and this coolant liquid is the product after solid particle adds water mostly, so for a long time, water just evaporates, and solid particle then solidifies in the atomising head exit, and this solid particle can pile up gradually at the atomising head export and cause the jam that the actual bore of atomising head export diminishes or even arouses the export in the past, causes the unable normal spraying effect of atomising head.

Therefore, the market needs an anti-blocking spraying head applied to a machine tool cooling sprayer to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to stifled atomising head of preventing of lathe cooling atomizer, the utility model discloses can avoid exporting remaining of coolant liquid to prevent that the export from producing and blockking up, guarantee the normal spraying effect of atomising head.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-blocking spray head applied to a machine tool cooling sprayer comprises a spray head main body, a pipeline connecting piece and a spray core, wherein the spray core is inserted at one end of the pipeline connecting piece, a screwed cavity and a jet hole are coaxially arranged in the spray head main body, the outer wall of the end, inserted in the spray core, of the pipeline connecting piece is in threaded connection with the inner wall of the screwed cavity, and the spray core is opposite to the jet hole; the one end that the atomising head main part corresponds the jet orifice is equipped with the boss nozzle, sets up the flaring that interior little outer big and be the frustum shape on the terminal surface of boss nozzle, the length of flaring is less than or equal to the inner diameter of flaring, flaring and the coaxial setting of jet orifice are and flaring and jet orifice are linked together, the inner diameter of flaring is greater than the diameter of jet orifice, and the inner and outer formation of jet orifice of flaring adsorbs the step.

Preferably, the diameter of the outer end of the flaring is 1.5-1.8 times of the length of the flaring.

Preferably, the diameter of the boss nozzle is smaller than that of the spray head main body, and a conical transition surface is arranged between the outer wall of the boss nozzle and the outer wall of the spray head main body.

Preferably, a round chamfer is arranged at the junction of the flaring and the boss nozzle.

Preferably, a stepped hole is formed in the spray head main body, the stepped hole is coaxial with the rotary connection cavity and communicated with the rotary connection cavity, the stepped hole comprises a large hole and a small hole which are connected, a limiting step is formed at the junction of the large hole and the rotary connection cavity, and a limiting inclined plane is formed at the junction of the large hole and the small hole.

Preferably, a flow guide hole in a frustum shape is arranged between the small hole and the jet hole.

Preferably, the outer circumference of the spray head main body is provided with an anti-slip convex pattern.

Preferably, the spray head body is symmetrically provided with a pair of clamping grooves on the periphery.

The utility model discloses a technological effect and advantage:

1. the utility model discloses the one end that corresponds the jet orifice at the atomising head main part has the boss nozzle of taking the flaring, flaring and jet orifice are linked together and are interior little outer big frustum shape to the diameter of this flaring is less than or equal to the inner diameter of flaring, exports the outer end promptly and expands outward and its length (coolant flow is through the stroke of flaring) is shorter, thereby makes the coolant liquid be difficult to stop and adhere on the inner wall of flaring (export promptly). And the flaring inner forms the absorption step with the efflux hole outer end, can be in the moment that the coolant liquid passes through the flaring, forms the suction that low pressure produced the action on the coolant liquid in the space between absorption step, flaring inner wall and coolant liquid to make the coolant liquid expand towards flaring inner wall direction, make the scope that the coolant liquid sprayed away bigger. To sum up, the utility model discloses can avoid the remaining of export coolant liquid to prevent that the export from producing the jam, can guarantee the normal spraying effect of atomising head.

2. The utility model discloses a design the diameter of flaring outer end for 1.5 ~ 1.8 times of flaring length, when this scope can guarantee that the flaring expands outward, make the coolant liquid can expand along the flaring inner wall and spray, play the guide effect to the coolant liquid.

3. The utility model discloses form the toper transition surface between boss nozzle outer wall and the atomising head main part outer wall, this kind of design can not only alleviate the weight of atomising head main part, and the removal of snatching of atomising head when convenient assembly and later stage use, its surface is more pleasing to the eye moreover.

4. The utility model discloses the design of the juncture round chamfer of flaring and boss nozzle makes the coolant liquid on the flaring inner wall flow more easily to avoid condensing of solid particle to pile up on the flaring inner wall.

5. The utility model discloses set up the shoulder hole in the atomising head main part and be used for the pipe connection spare and spout spacing of core, make things convenient for the accurate location equipment of atomising head.

6. The utility model discloses have the water conservancy diversion hole that is the frustum shape between aperture and jet hole, the water conservancy diversion hole plays the effect of closing up the water conservancy diversion to the cooling to its diameter from interior to exterior diminishes gradually can increase atmospheric pressure, improves the spraying effect of coolant liquid.

7. The utility model discloses the periphery of atomising head main part is equipped with anti-skidding burr, not only conveniently snatchs the atomising head main part, and the design of ability this kind can strengthen its outward appearance pleasing to the eye degree moreover.

8. The utility model discloses a pair of draw-in groove that the periphery symmetry of atomising head main part set up makes things convenient for clamping tool's centre gripping fixed, applys rotary torque to the atomising head main part when being favorable to the dismouting.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the main body of the spray head of the present invention;

fig. 3 is a perspective view of the spray head body of the present invention.

In the figure: 1. a sprayhead body; 2. a pipe connection; 3. spraying a core; 4. a screwing cavity; 5. a jet hole; 6. a boss nozzle; 7. flaring; 8. an adsorption step; 9. a conical transition surface; 10. rounding and chamfering; 11. macropores; 12. a small hole; 13. a stepped hole; 14. a flow guide hole; 15. anti-skid wales; 16. a card slot; 17. a limiting step; 18. a limit inclined plane.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: the utility model provides an anti-blocking spray head applied to a machine tool cooling sprayer, as shown in the attached figures 1-3, comprising a spray head main body 1, a pipeline connecting piece 2 and a spray core 3, wherein the spray core 3 is inserted into one end of the pipeline connecting piece 2, a screwing cavity 4 and a jet hole 5 are coaxially arranged in the spray head main body 1, the outer wall of the end of the pipeline connecting piece 2, in which the spray core 3 is inserted, is in threaded connection with the inner wall of the screwing cavity 4, and the spray core 3 is just opposite to the jet hole 5; the one end that atomising head main part 1 corresponds jet orifice 5 is equipped with boss nozzle 6, and boss nozzle 6 and atomising head main part 1 are as an organic whole, offer little outer big and be the flaring 7 of frustum shape in interior on boss nozzle 6's the terminal surface, the length of flaring 7 is less than or equal to the diameter that flaring 7 is inner, exports outer end outward promptly and its length (the stroke that the coolant liquid flowed through flaring 7) is shorter to make the coolant liquid be difficult to stop and the adhesion on the inner wall of flaring 7 (export promptly). Flaring 7 is linked together with jet orifice 5 coaxial setting and flaring 7 and jet orifice 5, the diameter that flaring 7 is inner is greater than jet orifice 5's diameter, 7 the inner of flaring and 5 outer ends of jet orifice form and adsorb step 8, can be in the moment that the coolant liquid passes through flaring 7, form the suction that low pressure produced the action on the coolant liquid in adsorbing step 8, the space between 7 inner walls of flaring and the coolant liquid to make the coolant liquid expand towards 7 inner walls of flaring direction, the scope that makes the coolant liquid spray away is bigger, and the coolant liquid sprays the in-process and forms to erode 7 inner walls of flaring, the effect that has the automatically cleaning.

The diameter of the outer end of the flaring 7 is 1.5-1.8 times of the length of the flaring 7, and when the flaring 7 is expanded outwards, the cooling liquid can be expanded and sprayed along the inner wall of the flaring 7, so that the cooling liquid is guided.

As shown in fig. 2 or 3, the diameter of the boss nozzle 6 is smaller than that of the spray head main body 1, and a conical transition surface 9 is arranged between the outer wall of the boss nozzle 6 and the outer wall of the spray head main body 1, so that the weight of the spray head main body 1 can be reduced, the assembly and the grabbing movement of the spray head during later use are facilitated, and the appearance of the spray head is more attractive.

As shown in the attached figure 2, a round chamfer 10 is arranged at the junction of the flaring 7 and the boss nozzle 6, and the design enables cooling liquid on the inner wall of the flaring 7 to flow out more easily, so that the condensation and accumulation of solid particles on the inner wall of the flaring 7 are avoided.

As shown in the attached drawing 2, a stepped hole 13 is arranged in the spray head main body 1, the stepped hole 13 is coaxial with the rotary connection cavity 4 and communicated with the rotary connection cavity 4, the stepped hole 13 comprises a large hole 11 and a small hole 12 which are connected, a limiting step 17 is formed at the junction of the large hole 11 and the rotary connection cavity 4, a limiting inclined surface 18 is formed at the junction of the large hole 11 and the small hole 12, and the stepped hole 13 is used for limiting the pipeline connecting piece 2 and the spray core 3, so that the spray head can be conveniently and accurately positioned and assembled. Particularly, the limiting step 17 limits the pipeline connecting piece 2, the limiting inclined plane 18 limits the spraying core 3, the limiting inclined plane 18 provides axial displacement allowance for the spraying core 3, and the spraying core 3 is prevented from being crushed during installation.

As shown in fig. 2, a flow guide hole 14 in a frustum shape is formed between the small hole 12 and the jet hole 5, the flow guide hole 14 plays a role in converging and guiding the cooling, and the diameter of the flow guide hole gradually decreases from inside to outside to increase the air pressure and improve the spraying effect of the cooling liquid.

As shown in fig. 3, the spray head body 1 is provided with an anti-slip ridge 15 on the outer periphery, which not only facilitates the technician gripping the spray head body 1, but also enhances the aesthetic appearance thereof.

As shown in fig. 3, a pair of clamping grooves 16 are symmetrically turned on the periphery of the spray head main body 1, and the clamping grooves 16 facilitate clamping and fixing of a clamping tool, so that a rotating torque is applied to the spray head main body 1 during disassembly and assembly.

The working principle is as follows: the utility model discloses one end that corresponds jet orifice 5 at atomising head main part 1 has the boss nozzle 6 of taking flaring 7, flaring 7 is linked together and for interior little outer big frustum shape with jet orifice 5 to the diameter of this flaring 7 is less than or equal to the diameter of 7 the inner of flaring, exports outer end outward promptly and its length (the coolant liquid flows through the stroke of flaring 7) shorter, thereby makes the coolant liquid be difficult to stop and the adhesion is on the inner wall of flaring 7 (export promptly). And the inner end of the flaring 7 and the outer end of the jet hole 5 form an adsorption step 8, so that low pressure is formed in the space among the adsorption step 8, the inner wall of the flaring 7 and the cooling liquid to generate suction acting on the cooling liquid at the moment that the cooling liquid passes through the flaring 7, the cooling liquid expands towards the inner wall of the flaring 7, and the range of the cooling liquid sprayed out is larger. To sum up, the utility model discloses can avoid the remaining of export coolant liquid to prevent that the export from producing the jam, can guarantee the normal spraying effect of atomising head.

Claims

1. An anti-blocking spray head applied to a machine tool cooling sprayer comprises a spray head main body (1), a pipeline connecting piece (2) and a spray core (3), wherein the spray core (3) is inserted into one end of the pipeline connecting piece (2), a rotary connection cavity (4) and a jet hole (5) are coaxially arranged in the spray head main body (1), the outer wall of the end, inserted into the spray core (3), of the pipeline connecting piece (2) is in threaded connection with the inner wall of the rotary connection cavity (4), and the spray core (3) is opposite to the jet hole (5); the method is characterized in that: one end that atomising head main part (1) corresponds jet orifice (5) is equipped with boss nozzle (6), offers flaring (7) little outer big and be the frustum shape in interior on the terminal surface of boss nozzle (6), the length of flaring (7) is less than or equal to the inner diameter of flaring (7), flaring (7) and jet orifice (5) coaxial setting and flaring (7) are linked together with jet orifice (5), the inner diameter of flaring (7) is greater than the diameter of jet orifice (5), and flaring (7) inner and jet orifice (5) outer end form and adsorb step (8).

2. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: the diameter of the outer end of the flaring (7) is 1.5-1.8 times of the length of the flaring (7).

3. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: the diameter of the boss nozzle (6) is smaller than that of the spray head main body (1), and a conical transition surface (9) is arranged between the outer wall of the boss nozzle (6) and the outer wall of the spray head main body (1).

4. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: and a round chamfer (10) is arranged at the junction of the flaring (7) and the boss nozzle (6).

5. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: be equipped with shoulder hole (13) in atomising head main part (1), shoulder hole (13) are coaxial in connecing chamber (4) soon and with connect chamber (4) soon and be linked together, shoulder hole (13) are including macropore (11) and aperture (12) that link to each other, and macropore (11) and the juncture of connecing chamber (4) soon form spacing step (17), and macropore (11) and the juncture of aperture (12) form spacing inclined plane (18).

6. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: a flow guide hole (14) in a frustum shape is arranged between the small hole (12) and the jet hole (5).

7. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: the periphery of the spray head main body (1) is provided with anti-skidding convex lines (15).

8. The anti-blocking spray head applied to the machine tool cooling sprayer is characterized in that: the periphery of the spray head main body (1) is symmetrically provided with a pair of clamping grooves (16).