CN210648710U - Angle milling head with water supply structure - Google Patents

Abstract

The utility model discloses an angle milling head with a water supply structure, which comprises a body component, a main shaft transmission handle, a switching cutter bar and a positioning unit; the body subassembly includes upper body seat and lower body seat, upper body seat includes shaft hole, end ring ditch and a plurality of guide slot, upper body seat intercommunication shaft hole and a water conservancy diversion way in one of them guide slot and shaft hole, lower body seat set firmly in upper body seat, including two side fixing bases and cooling runner, just the cooling runner with end ring ditch intercommunication, its apopore that includes the radial range of a plurality of to form in the bottom edge of side fixing base, and make the cooling water can certainly main shaft drive handle pours into the via the cooling channel of upper body seat's water conservancy diversion way, guide slot and end ring ditch flow into lower body seat, and let the cooling water flow from the apopore of side fixing base.

Description

Angle milling head with water supply structure

Technical Field

The utility model relates to a milling cutter processing field, concretely relates to can follow inside water formula angle milling head that goes out of feedwater of processing machine

Background

The angle milling head is a connector which is arranged on a processing machine and can enable the processing direction of a cutter and a transmission main shaft of the processing machine to form a specific angle. The existing angle milling head mainly comprises a body, a positioning unit, a main shaft transmission handle and a switching cutter bar; the positioning unit is connected to one side of the body and used for positioning the assembling position of the angle milling head; the main shaft transmission handle is arranged at the top of the body, is connected with a driving main shaft of the processing machine and is driven by the driving main shaft; the adapter cutter bar is connected with the bottom of the body and is driven by the main shaft transmission handle to rotate, an included angle is formed between the axial direction of the adapter cutter bar and the axial direction of the main shaft transmission handle, and a cutter can be arranged on the adapter cutter bar for processing.

When the existing angle milling head is cooled, a coil pipe is mostly used for leading cooling liquid, and a nozzle of the coil pipe is cooled towards the water outlet of a cutter, however, the mode of the coil pipe water outlet is not beautiful in use, and has the trouble of hindering processing, if a water channel is arranged in the body, the water outlet position is generally single, and the universal angle milling head which can change the connection angle of a transfer cutter rod is not suitable, therefore, the water outlet structure of the existing angle milling head still has an improved place

In view of the above, the present inventors have made extensive studies on the above-mentioned drawbacks of the prior art, and have made this invention.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide an angle milling head with a water supply structure, which has a plurality of water outlets arranged radially, and can provide a good cooling effect even if the connection angle of the adapter bar is changed.

In order to achieve the above purpose, the solution of the present invention is:

an angle milling head with a water supply structure comprises a body assembly, a main shaft transmission handle, a switching cutter bar and a positioning unit, wherein the body assembly comprises an upper body seat and a lower body seat; the upper body seat is provided with a shaft hole, a bottom ring groove, a plurality of guide grooves and a guide pipe; the shaft hole penetrates through the top end and the bottom end of the upper body seat; the bottom ring groove is concavely arranged at the bottom end of the upper body seat and surrounds the periphery of the shaft hole; the periphery of the shaft hole is annularly and alternately provided with a plurality of guide grooves, and each guide groove is upwards concavely arranged from the bottom ring groove; the shaft hole is communicated with one guide groove through a flow guide channel; the lower body seat is fixedly connected to the bottom end of the upper body seat and comprises an upper fixed seat, two side fixed seats and a cooling flow channel; the bottom end of the upper body seat is fixedly connected with an upper fixed seat; the two side fixing seats extend downwards along two opposite sides of the bottom of the upper fixing seat; the cooling flow channel is formed in the lower body seat corresponding to the position of one side fixing seat;

the cooling flow channel comprises a water inlet, a plurality of water outlet holes and a connecting water channel; the water inlet is formed at the top end of the upper fixing seat and is communicated with the bottom ring groove of the upper body seat; the bottom end edge of the side fixed seat is provided with a plurality of water outlet holes which are radially arranged; the connecting waterway is arranged in the lower body seat and is communicated with the water inlet and the plurality of water outlet holes;

the main shaft transmission handle is connected with the shaft hole of the upper body seat and comprises a main runner and a plurality of water distribution runners; the top end of the main shaft transmission handle is downwards concavely provided with a main runner and a plurality of water diversion channels which are annularly arranged at the periphery of the main runner at intervals and communicated with the main runner and the flow guide channel of the upper body seat; the adapter cutter bar is connected with the main shaft transmission handle in an angle manner and is arranged between the two side fixing seats of the lower body seat; the positioning unit is connected to one side of the body assembly.

Furthermore, the lower body seat comprises another cooling flow channel, and the other cooling flow channel is formed in the lower body seat corresponding to the position of the other side fixing seat.

Furthermore, each water outlet hole is provided with a steering head, and each steering head is rotatably arranged in the corresponding water outlet hole.

Further, a shaft collar is arranged between the main shaft transmission handle and the upper body seat, the shaft collar is fixed on the main shaft transmission handle, the shaft collar is provided with an inner concave groove, an outer concave groove and a plurality of water guide holes, the inner concave groove is radially and concavely arranged on the inner ring surface of the shaft collar and is positioned at the position corresponding to the water diversion channel of the main shaft transmission handle, the outer concave groove is radially and concavely arranged on the outer ring surface of the shaft collar and is positioned at the position facing the water diversion channel of the upper body seat, and the plurality of water guide holes are respectively radially arranged on the shaft collar in a penetrating way and communicated with the inner concave groove and the outer concave groove.

Furthermore, the water outlet holes of the two cooling channels of the lower body seat face to the same side.

Further, the positioning unit is provided with a water supply flow channel; the upper body seat comprises an outer ring groove, the outer ring groove is radially and concavely arranged on the outer ring wall of the upper body seat and is communicated with the plurality of guide grooves, a water sealing ring is sleeved on the outer ring wall of the upper body seat and is provided with a water sealing ring, the periphery of the outer ring groove of the upper body seat is coated, the water sealing ring radially penetrates through a communicating hole, and the communicating hole of the water sealing ring is communicated with a water supply flow channel of the positioning unit and the outer ring groove of the upper body seat.

Furthermore, the positioning unit comprises a connecting seat, a seat body, a connecting arm, a containing groove, a water outlet channel and a positioning column, and the positioning column comprises a water inlet hole; the connecting seat is fixedly connected to one side of the body assembly; the connecting arm is arranged on one side of the seat body and is fixed on the body component; the top end of the seat body is downwards concavely provided with a containing groove; the water outlet channel transversely penetrates through the connecting arm and is communicated with the containing groove and the communicating hole of the water sealing ring; the positioning column is arranged in the containing groove of the connecting seat; the water inlet hole penetrates through the positioning column from the top end of the positioning column and is communicated with the containing groove of the connecting seat, and the water inlet hole, the containing groove of the connecting seat and the water supply channel are communicated to form the water supply channel.

Furthermore, a check valve is arranged in the water inlet hole of the positioning column.

Furthermore, an inner ring groove is radially and concavely arranged on the inner ring wall of the water sealing ring corresponding to the outer ring groove of the upper body seat.

Drawings

Fig. 1 is a perspective view of an angle milling head having a water supply structure according to the present invention.

Fig. 2 is a perspective external view of the present invention with a partial section.

Fig. 3 is another perspective view of the present invention with a partial section.

Fig. 4 is a partially sectioned exploded perspective view of the present invention.

Fig. 5 is a perspective external view of the upper body seat according to the present invention.

Fig. 6 is a perspective view of the lower body seat of the present invention.

Fig. 7 is a sectional side view of the lower body seat of the present invention.

Fig. 8 is a front view of the present invention in partial cross section.

Fig. 9 is a partial cross-sectional side view of the present invention.

Fig. 10 is a schematic view of the present invention.

In the figure: 10 a body assembly; 11, an upper body seat; 111 axle hole; 112 outer annular groove;

113 bottom ring groove; 114 a guide groove; 115 flow guide channel; 116 a flange;

117 positioning holes; 12, sealing a water ring; 121 a communication hole; 122, an inner ring groove;

13 lower body seat; 131 is fixed on the base; a 133 side fixing seat; 135 cooling flow channel;

136 water inlet; 137 water outlet; 138 is connected with a waterway; 139 a steering head;

20 a spindle drive handle; 21 a main flow channel; 22 water diversion channels; 25 a collar;

251 a water guide hole; 252 inner grooves; 253 outer groove; 30, adapting a cutter rod;

40 a positioning unit; 41 a connecting seat; 411 base body; 412 connecting the arms;

413 containing groove; 414 water outlet channel; 42 a spring member; 43 positioning columns;

431 water inlet holes; 44 a non-return valve; 411 a water stopping steel ball;

442 a water stop spring member; 45 water supply flow channel.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.

As shown in fig. 1 to 3, which are preferred embodiments of the present invention relating to an angle milling head with a water supply structure, the angle milling head includes a body assembly 10, a spindle driving shaft 20, an adapter tool bar 30 and a positioning unit 40.

The body assembly 10 includes an upper body seat 11, a water sealing ring 12 and a lower body seat 13. As shown in fig. 4 and 5, the upper body base 11 includes a shaft hole 111, an outer annular groove 112, a bottom annular groove 113, a plurality of guide grooves 114, and a flow guide channel 115. The upper body seat 11 is cylindrical, and a flange 116 is radially and convexly arranged at the bottom end, a plurality of positioning holes 117 are arranged on the flange 116 in a penetrating way, and the upper body seat can be used for penetrating and fixing a locking piece to be locked on the lower body seat 13; the shaft hole 111 penetrates through the top and bottom ends of the upper body base 11, the outer annular groove 112 is radially recessed in the outer annular wall of the upper body base 11, is located at a position close to the bottom end of the upper body base 11, and is located above the flange 116, the bottom annular groove 113 is recessed in the bottom end of the upper body base 11, and surrounds the periphery of the shaft hole 111, a plurality of guide grooves 114 are annularly arranged at intervals in the periphery of the shaft hole 111, and are upwardly recessed from the bottom annular groove 113 in the upper body base 11, and are communicated with the outer annular groove 112 and the bottom annular groove 113, and the flow guide channel 115 is located in the upper body base 11, and is communicated with the shaft hole 111 and the guide grooves 114 therein.

As shown in fig. 2 to 4, the water sealing ring 12 is sleeved on the outer annular wall of the upper body seat 11, and covers the outer circumference of the outer annular groove 112 of the upper body seat 11, so as to seal the outer annular groove 112, and a communication hole 121 is radially formed through the water sealing ring 12, the communication hole 121 is communicated with the outer annular groove 112, preferably, an inner annular groove 122 is radially recessed on the inner annular wall of the water sealing ring 12 at a position corresponding to the outer annular groove 112, so that the inner annular groove 122 is connected with the outer annular groove 112 to form an annular water guiding groove.

The lower body seat 13 is fixedly disposed at the bottom end of the upper body seat 11, as shown in fig. 2, 6 and 7, the lower body seat 13 includes an upper fixing seat 131, two side fixing seats 133 and two cooling channels 135; the upper fixing base 131 is disc-shaped, is fixedly disposed at the bottom end of the upper body base 11, and extends downward from two opposite sides of the bottom of the upper fixing base 131, and the bottom end edges of the two side fixing bases 133 are arc-shaped. The two cooling channels 135 are formed in the lower body base 13 corresponding to the positions of the two side fixing seats 133, respectively, and each cooling channel 135 includes a water inlet 136, a plurality of water outlets 137, and a connecting water channel 138; the water inlet 136 is formed at the top end of the upper fixing seat 131 and is communicated with the bottom ring groove 113 of the upper body seat 11; the plurality of outlet holes 137 are radially arranged at the bottom end edge of the corresponding side fixing base 13, in this embodiment, three outlet holes 137 are arranged at the lower half periphery of each side fixing base 133, and all the three outlet holes 137 face the same side; the connecting waterway 138 is disposed inside the lower body seat 13 and communicates with the water inlet 136 and the water outlet holes 137, and the connecting waterway 138 includes a plurality of communicating passages; preferably, a turning head 139 is installed in each water outlet 137, the turning head 139 is rotatably installed in the water outlet 137, and the water outlet direction of the cooling water can be adjusted by using the turning head 139.

As shown in fig. 2 to 4, the rotatable portion of the main shaft transmission handle 20 is inserted into the shaft hole 111 of the upper body seat 11, and includes a main flow channel 21 and a plurality of water diversion channels 22, the main flow channel 21 is concavely disposed below the top end of the main shaft transmission handle 20, and the plurality of water diversion channels 22 are annularly arranged at intervals on the periphery of the main flow channel 21 and are communicated with the main flow channel 21 and the water diversion channel 115 of the upper body seat 11. Preferably, a collar 25 is disposed between the spindle driving shaft 20 and the upper body seat 11, the collar 25 is fixed to the spindle driving shaft 20, the collar 25 is provided with a plurality of water guiding holes 251, an inner groove 252 and an outer groove 253, the inner groove 252 is radially recessed in an inner annular surface of the collar 25 and is located at a position corresponding to the water diversion channel 22 of the spindle driving shaft 20, a water guiding groove is formed between the collar 25 and the spindle driving shaft 20, the outer groove 253 is radially recessed in an outer annular surface of the collar 25 and is located at a position corresponding to the water diversion channel 115 of the upper body seat 11, a water guiding groove is formed between the collar 25 and the upper body seat 11, a plurality of water guiding holes 251 are radially disposed through the collar 25 and are communicated with the inner groove 252 and the outer groove 253, so that the water diversion channel 22 can pass through the water diversion channel 252, the outer groove 253 of the collar 25, The water guide hole 251 and the outer groove 253 communicate with the guide duct 115.

The adapter knife bar 30 is connected to the spindle driving handle 20 at an angle, and is pivotally connected between the two side fixing seats 133 of the lower body seat 13, and is driven by the spindle driving handle 20.

As shown in fig. 2, 3 and 8, the positioning unit 40 is connected to one side of the body assembly 10, the positioning unit 40 includes a water supply channel 45, the water supply channel 45 is communicated with the communication hole 121 of the water seal ring 12, so that the water supply channel 45 is communicated with the outer annular groove 112 of the upper body seat 11; the positioning unit 40 mainly includes a connecting seat 41 and a positioning column 43, the connecting seat 41 is fixedly disposed on one side of the body assembly 10, the connecting seat 41 includes a seat body 411 and a connecting arm 412, a receiving groove 413 is downwardly recessed at a top end of the seat body 411, the connecting arm 412 is disposed on one side of the seat body 411 and fixed to the body assembly 10, the connecting arm 412 is disposed near a bottom end in a penetrating manner, and a water outlet passage 414 communicated with the receiving groove 413 is transversely disposed in a penetrating manner; the positioning column 43 is arranged in the accommodating groove 413, a water inlet 431 penetrates through the positioning column 43 from the top end, and the water inlet 431 is communicated with the accommodating groove 413, so that the water supply channel 45 is formed between the positioning column 43 and the connecting seat 41; preferably, a spring member 42 is disposed between the connecting seat 41 and the positioning column 41, the spring member 42 pushes the positioning column 43, a check valve 44 is disposed in the water inlet 431, the check valve 44 includes water stopping steel balls 441 and a water stopping spring member 442, the water stopping spring member 442 pushes the water stopping steel balls 441 upwards to close the water inlet 431, when the water stopping steel balls 441 are subjected to an external force of downward impact, the water stopping steel balls 441 move downwards to open the water inlet 431, so that the cooling water can be prevented from overflowing from the water inlet 431.

As shown in fig. 2, 3 and 9, when the cooling water is injected from the main flow channel 21 of the main shaft transmission handle 20, the cooling water flows through the main flow channel 21 of the main shaft transmission handle 20, the water diversion channel 22, the water guide hole 251 of the collar 25, the water diversion channel 115 of the upper body seat 11, the guide groove 114 and the bottom annular groove 113, flows into the connecting water channel 138 from the water inlet 136 of the cooling flow channel 135 of the lower body seat 13, and flows out through the water outlets 137 branched by the connecting water channel 138, as shown in fig. 10, the cooling water is sprayed out toward the tool and the workpiece from the water outlets 137 at the two opposite sides of the adapter tool bar 30 and at the bottom end edge of the side fixing seat 133.

As shown in fig. 2, 3 and 8, when the cooling water is injected from the water supply channel 45 of the positioning unit 40, the cooling water is injected from the water inlet 431 of the positioning post 43, opens the check valve 44 and flows into the water supply channel 45 of the positioning unit 40, and sequentially flows through the accommodating groove 413, the water outlet channel 414, the communication hole 121 of the water sealing ring 12, the outer annular groove 112 of the upper body seat 11, the guide groove 114 and the bottom annular groove 113, and flows into the connecting water channel 138 from the water inlet 136 of the cooling channel 135 of the lower body seat 13, and flows out from the water outlet holes 137 by dividing the connecting water channel 138, and as shown in fig. 10, the cooling water is sprayed toward the tool and the workpiece by the water outlet holes 137 at the opposite sides of the adaptor tool bar 30 and at the bottom end edge of the side fixing seat 133.

As shown in fig. 7 and 10, since the water outlets 137 of the lower body base 13 are radially arranged at the bottom end edge of the side fixing base 133, and the water outlet positions of the cooling water are located at the side edge of the adapter tool bar 30, even if the connection angle between the adapter tool bar 30 and the spindle drive shank 20 is changed, because the water outlets 137 are radially arranged, the cooling water sprayed from the water outlets 137 can be sprayed to the tool and the workpiece for cooling, and the water outlet angle can be finely adjusted by using the steering head 139 in the water outlets 137, so that the cooling water is concentrated on the tool and the workpiece.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.

Claims (9)

1. An angle milling head with a water supply structure is characterized by comprising a body assembly, a main shaft transmission handle, a switching cutter bar and a positioning unit, wherein the body assembly comprises an upper body seat and a lower body seat; the upper body seat is provided with a shaft hole, a bottom ring groove, a plurality of guide grooves and a guide pipe; the shaft hole penetrates through the top end and the bottom end of the upper body seat; the bottom ring groove is concavely arranged at the bottom end of the upper body seat and surrounds the periphery of the shaft hole; the periphery of the shaft hole is annularly and alternately provided with a plurality of guide grooves, and each guide groove is upwards concavely arranged from the bottom ring groove; the shaft hole is communicated with one guide groove through a flow guide channel; the lower body seat is fixedly connected to the bottom end of the upper body seat and comprises an upper fixed seat, two side fixed seats and a cooling flow channel; the bottom end of the upper body seat is fixedly connected with an upper fixed seat; the two side fixing seats extend downwards along two opposite sides of the bottom of the upper fixing seat; the cooling flow channel is formed in the lower body seat corresponding to the position of one side fixing seat;

the cooling flow channel comprises a water inlet, a plurality of water outlet holes and a connecting water channel; the water inlet is formed at the top end of the upper fixing seat and is communicated with the bottom ring groove of the upper body seat; the bottom end edge of the side fixed seat is provided with a plurality of water outlet holes which are radially arranged; the connecting waterway is arranged in the lower body seat and is communicated with the water inlet and the plurality of water outlet holes;

the main shaft transmission handle is connected with the shaft hole of the upper body seat and comprises a main runner and a plurality of water distribution runners; the top end of the main shaft transmission handle is downwards concavely provided with a main runner and a plurality of water diversion channels which are annularly arranged at the periphery of the main runner at intervals and communicated with the main runner and the flow guide channel of the upper body seat; the adapter cutter bar is connected with the main shaft transmission handle in an angle manner and is arranged between the two side fixing seats of the lower body seat; the positioning unit is connected to one side of the body assembly.

2. The angle milling head with a water supply configuration of claim 1, wherein the lower body block includes another cooling flow passage formed therein corresponding to the position of the other side mounting block.

3. The angle milling head with a water supply structure as claimed in claim 2, wherein each water outlet is provided with a steering head, and each steering head is rotatably arranged in the corresponding water outlet.

4. The angle milling head with a water supply structure as claimed in claim 3, wherein a collar is disposed between the spindle driving shank and the upper body seat, the collar is fixed to the spindle driving shank, the collar has an inner groove, an outer groove and a plurality of water guiding holes, the inner groove is radially recessed in an inner annular surface of the collar and located at a position corresponding to the water diversion channel of the spindle driving shank, the outer groove is radially recessed in an outer annular surface of the collar and located at a position corresponding to the water diversion channel of the upper body seat, and the plurality of water guiding holes are radially inserted through the collar and communicate with the inner groove and the outer groove.

5. The angle milling head with water supply structure as claimed in claim 4, wherein the water outlets of the two cooling channels of the lower body seat face the same side.

6. An angle milling head with a water supply structure as claimed in any one of claims 1 to 5, wherein the positioning unit is provided with a water supply flow passage; the upper body seat comprises an outer ring groove, the outer ring groove is radially and concavely arranged on the outer ring wall of the upper body seat and is communicated with the plurality of guide grooves, a water sealing ring is sleeved on the outer ring wall of the upper body seat and is provided with a water sealing ring, the periphery of the outer ring groove of the upper body seat is coated, a through hole is radially penetrated through by the water sealing ring, and the through hole of the water sealing ring is communicated with a water supply flow channel of the positioning unit and the outer ring groove of the upper body seat.

7. The angle milling head with the water supply structure as claimed in claim 6, wherein the positioning unit comprises a connecting seat, a seat body, a connecting arm, a containing groove, a water outlet channel and a positioning column, wherein the positioning column comprises a water inlet hole; the connecting seat is fixedly connected to one side of the body assembly; the connecting arm is arranged on one side of the seat body and is fixed on the body component; the top end of the seat body is downwards concavely provided with a containing groove; the water outlet channel transversely penetrates through the connecting arm and is communicated with the containing groove and the communicating hole of the water sealing ring; the positioning column is arranged in the containing groove of the connecting seat; the water inlet hole penetrates through the positioning column from the top end of the positioning column and is communicated with the containing groove of the connecting seat, and the water inlet hole, the containing groove of the connecting seat and the water supply channel are communicated to form the water supply channel.

8. The angle milling head with water supply structure as claimed in claim 7, wherein a check valve is provided in the water inlet of the positioning post.

9. The angle milling head with water supply structure as claimed in claim 8, wherein the inner annular wall of the water seal ring is recessed with an inner annular groove at a position corresponding to the outer annular groove of the upper body seat.

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