CN110899777A

CN110899777A - Milling equipment

Info

Publication number: CN110899777A
Application number: CN201911388217.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Shandong Runtong Gear Group Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-03-24
Anticipated expiration: 2039-12-30
Also published as: CN110899777B

Abstract

The invention discloses milling equipment, which comprises a transmission case body, wherein an inner cavity which penetrates through the transmission case body up and down is arranged in the transmission case body, a rotating shaft is arranged in the inner cavity in a rotating way, a power motor which is in power connection with the rotating shaft is fixedly arranged on the right end face of the transmission box body, a side fixing block is fixedly arranged on the left end face of the transmission box body, a fixing bracket is fixedly arranged on the lower end face of the side fixing block, the lower end surface of the fixed bracket is fixedly provided with the rotating block, the device has simple structure, can replace different milling cutters and realize different downward feeding cutting aiming at parts with different sizes, and can rotate under the action of external force or equipment, the disc type parts can be processed, or parts with different patterns can be processed according to different tracks under the driving of related structures in the equipment, so that the working efficiency of the equipment is greatly improved.

Description

Milling equipment

Technical Field

The invention relates to the technical field of milling equipment, in particular to milling equipment.

Background

The milling is the most common processing mode, the common milling utilizes the driving rotation of parts, then utilizes a milling cutter to approach the parts for processing some revolving body parts, the milling of the parts on parts with longer size is not realized in the processing process, the technological limit of the milling is reduced to a great extent, and personnel have to process parts with larger size by other processing modes to a great extent, such as laser processing and the like, but because the cost of the laser processing and other technologies is higher, the great practical use significance is not realized in the large-batch manufacturing process, the working efficiency of the equipment is reduced, and the common milling is inconvenient to discharge part fragments by adopting the traditional liquid-spraying temperature reduction method because the long-term processing temperature of the milling cutter can rise, this reduces the operational utility of the apparatus.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a milling device, which can solve the above problems in the prior art.

The invention is realized by the following technical scheme: the milling equipment comprises a transmission box body, wherein an inner cavity which penetrates through the transmission box body up and down is formed in the transmission box body, a rotating shaft is arranged in the inner cavity in a rotating mode, a power motor which is in power connection with the rotating shaft is fixedly arranged on the right end face of the transmission box body, a side fixing block is fixedly arranged on the left end face of the transmission box body, a fixing support is fixedly arranged on the lower end face of the side fixing block, a rotating block is fixedly arranged on the lower end face of the fixing support, a locking jacking device which is used for fixing the equipment above a part is arranged on the lower end face of the transmission box body, and a switching cooling processing device which is used for milling the part and cooling a.

Further technical scheme, locking jacking system including set up in the inner chamber that slides in the transmission case, the inner chamber upper end wall that slides has set firmly elevator motor, elevator motor downside power is connected and is provided with the threaded rod, the terminal surface has set firmly the dress kelly under the threaded rod, the intercommunication is provided with wears out the chamber under the inner chamber lower extreme wall that slides, wear out the gliding sleeve that is provided with of intracavity, the sleeve with dress kelly adopts keyway and key power to be connected, the threaded rod outside is provided with the mode that adopts the lift to drive the connecting rod messenger the supporting component that supports equipment after the sleeve downwardly extending.

According to the technical scheme, the supporting assembly comprises a swing connecting rod which is connected with the outer surface of the threaded rod in a threaded fit mode, symmetrical swing connecting rods are arranged in the rotating mode, swing rods which are connected with the transmission box in a rotating fit mode are arranged on two sides of the sliding inner cavity, the swing rods are symmetrically arranged, the swing rods are connected with the swing connecting rods in a rotating fit mode, a lower pressing rod is arranged in the swing rods in a rotating mode, and a base plate is fixedly arranged on the lower end face of the lower pressing rod.

In a further technical scheme, the switching cooling processing device comprises a movable box body in threaded fit connection with the rotating shaft, the movable box body is connected with the inner cavity in a sliding fit manner, a cooling liquid cavity is arranged in the movable box body, the upper end surface of the movable box body is fixedly provided with symmetrical supporting upright posts, the upper end surface of each supporting upright post is fixedly provided with a motor mounting plate, the upper end surface of the motor mounting plate is fixedly provided with a rotating motor, the lower side of the rotating motor is provided with a motor power shaft in a power connection way, a power rotating shaft is fixedly arranged on the lower end surface of the motor power shaft, the power rotating shaft rotatably penetrates through the cooling liquid cavity and the movable box body, a cooling component for cooling the power rotating shaft is arranged in the cooling liquid cavity and between the transmission case body, and the right side of the cooling liquid cavity is provided with a replacing component which is positioned in the movable box and is used for replacing milling cutters with different specifications.

Further technical scheme, the cooling subassembly includes the heat dissipation pump fixed with transmission box left end face, the intercommunication is provided with the cooling tube in the heat dissipation pump, and the terminal surface sets firmly the ferryboat of crossing of symmetry about the transmission box, the cooling tube is walked around cross the ferryboat surface, the cooling tube is followed respectively the cooling liquid chamber left and right sides stretches into the cooling liquid intracavity with the cooling liquid chamber intercommunication, the cooling liquid chamber left and right sides is provided with the connecting valve of symmetry, connecting valve with the cooling tube intercommunication, the end wall sets firmly the waterproof pad of symmetry about the cooling liquid chamber, power pivot pivoted runs through the waterproof pad, the heat dissipation pump outside is provided with carries out the structure that gives off the heat.

Further technical scheme, the emission structure includes the liquid tank, the liquid tank is fixed with the transmission box, the round inner chamber of heat dissipation that runs through from top to bottom is provided with in the liquid tank, the heat dissipation pump is located the round inner chamber of heat dissipation, heat dissipation round inner chamber end wall has set firmly a plurality of fin, the liquid tank is the circular arc formula structure, be provided with the cavity in the liquid tank, the terminal surface has set firmly a plurality of side heating panels before the transmission box, the intercommunication is provided with liquid pipe between the liquid tank both ends, liquid pipe walks around the side heating panel, liquid pipe process form the winding circuit behind the side heating panel, liquid pipe in-connection is provided with the liquid pump.

The technical scheme is further that the replacing component comprises a transmission matching cavity arranged in the movable box body, a matching rotating plate is arranged in the transmission matching cavity and rotates in the upper end wall and the lower end wall, symmetrical matching fixing rods are fixedly arranged between the matching rotating plates, a side-mounted motor is fixedly arranged in the left end wall of the transmission matching cavity, a driving bevel gear is arranged on the right side of the side-mounted motor in a power connection mode, a meshing bevel gear is arranged on the upper side of the driving bevel gear in a meshing mode and is fixed with the matching fixing rods, a lifting adjusting motor is fixedly arranged on the upper end face of the matching rotating plate on the lower side, symmetrical movable sliding rods are fixedly arranged on the lower end face of the matching rotating plate on the lower side, a rotating threaded shaft is arranged on the lower side of the lifting adjusting motor in a power connection mode, an inner threaded plate is arranged on the outer surface, and the end faces of the two sides of the internal thread plate are fixedly provided with milling cutter structures.

According to the technical scheme, the milling cutter structure comprises a fixed box body with the end face of an internal thread plate fixed, matched bearings which are symmetrical up and down are arranged in the fixed box body in a rotating mode, the matched bearings are thrust ball bearings, a rotating shaft body is arranged between the matched bearings in a rotating mode, a milling cutter is fixedly arranged on the lower end face of the rotating shaft body, an open-ended matched inner cavity is formed in the rotating shaft body, the matched inner cavity is right opposite to a power rotating shaft, and the matched inner cavity is connected with the power rotating shaft through a key groove and key power.

The invention has the beneficial effects that: the equipment has a simple structure, the equipment can be fixed on parts by adopting the design of the locking jacking device and the switching cooling processing device, different milling cutters can be replaced, different downward feeding cutting can be realized for the parts with different sizes, and the equipment can rotate and move under the action of external force or equipment, so that the parts can be processed into disc-type parts, or the parts with different patterns can be processed according to different tracks under the drive of related structures in the equipment, and the working efficiency of the equipment is greatly improved.

When the milling device is in an initial state, the device, the assembly and the structure are in the initial state, before the equipment works, the equipment is installed on a part, and then the milling processing can be carried out on the part after the equipment works.

When erection equipment, place equipment on the part, elevator motor drives after the work threaded rod rotates with dress kelly, because the sleeve is drill bit formula structure can make after the sleeve rotates the sleeve bores into in the part, and the threaded rod rotates the back and drives the downstream makes swing connecting rod and swinging arms swing, this moment depression bar and backing plate support with the part down, is best here simultaneously one pressure is applyed to the transmission box upside downwards, and processing can be favorable to equipment to be fixed.

When the equipment is used for cutting, the power motor drives the rotating shaft to rotate after working, the rotating shaft drives the movable box body to move left and right to a certain position, the position is determined according to a part to be cut and formed, the rotating motor drives the motor power shaft and the power rotating shaft to rotate after rotating, the power rotating shaft drives the rotating shaft body and the milling cutter to cut the part, the rotating shaft body is gradually fed downwards to realize cutting, different rotating shaft bodies need to be replaced for cutting, the lifting adjusting motor drives the rotating threaded shaft to rotate after working, the internal thread plate can move up and down after moving up and down, the side mounting motor drives the driving bevel gear to rotate after working, and the driving bevel gear drives the meshing bevel gear to rotate, the lifting adjusting motor and the matching rotating plate are driven to integrally rotate after the matching fixed rod rotates, so that the rotating shaft body can be fed downwards, and when the rotating shaft body is replaced, after the inner thread plate is required to move to a lower limit position, the matching rotating plate and a structure fixed with the matching rotating plate rotate, so that different rotating shaft bodies are positioned below the power rotating shaft, and when the rotating shaft body is connected with the power rotating shaft again, the rotating shaft body can be replaced completely, the structure not only enables equipment to use different rotating shaft bodies, but also can realize that the rotating shaft bodies are fed downwards according to different processing conditions, improves the working reliability and the dexterity of the equipment, and can apply a rotating force on the upper side of the transmission box body during processing, wherein the rotating force is driven by manual operation or other equipment, the transmission box body can rotate, parts are cut into a disc structure, and the power motor drives the rotating shaft to rotate, so that the parts can be machined into products with different shapes when the equipment is milled.

When the power rotating shaft and the rotating shaft body need to be cooled, because the power rotating shaft is in power connection with the rotating shaft body, heat can be gradually transmitted to the power rotating shaft, and the power rotating shaft also can generate heat when rotating, after the heat radiating pump and the liquid pump work, firstly, the cooling liquid cavity, the cooling pipe, the heat radiating pump, the liquid pump and the liquid guide pipe are filled with heat conducting liquid, at the moment, after the connecting valve is opened, the heat radiating pump continuously conveys the heat conducting liquid, so that the heat on the outer surface of the power rotating shaft is brought into the heat radiating pump, the heat of the heat radiating pump is brought into the liquid tank by the heat radiating fins, after the liquid pump works, the heat can be diffused and dispersed by the side heat radiating plates, two-stage heat diffusion is adopted, the heat diffusion speed is accelerated, and the temperature of the milling cutter is reduced more quickly.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of an internal overall structure of a milling device according to the present invention;

FIG. 2 is a schematic view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of the direction B in FIG. 1;

an inner cavity 10, a rotating shaft 11, a transmission box body 12, a power motor 13, a lifting motor 14, a threaded rod 15, a sleeve 16, a clamping rod 17, a swing connecting rod 18, a lower pressing rod 19, a backing plate 20, a swing rod 22, a sliding inner cavity 23, a penetrating cavity 24, a fixed box body 25, a rotating shaft body 26, a milling cutter 27, a matching bearing 28, a matching inner cavity 29, a power rotating shaft 30, a connecting valve 31, a transition wheel 32, a rotating block 33, a cooling pipe 34, a fixed bracket 35, a side fixed block 36, a liquid tank 37, a heat dissipation pump 38, a cooling liquid cavity 39, a waterproof pad 40, a motor mounting plate 41, a motor power shaft 42, a rotating motor 43, a supporting upright rod 44, a moving box body 45, a radiating fin 50, a radiating circular inner cavity 51, a side radiating plate 52, a liquid pump 53, a liquid conduit 54, a rotating threaded shaft 60, a moving sliding rod 61, an internal thread plate 62, a transmission matching, A meshing bevel gear 66, a lifting adjustment motor 67, a mating rotating plate 68, a mating fixing rod 69, a locking jack-up device 95 and a switching cooling processing device 96.

Detailed Description

As shown in fig. 1 to 3, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the milling equipment comprises a transmission case body 12, wherein an inner cavity 10 which penetrates through the transmission case body 12 from top to bottom is formed in the transmission case body 12, a rotating shaft 11 is rotatably arranged in the inner cavity 10, a power motor 13 which is in power connection with the rotating shaft 11 is fixedly arranged on the right end face of the transmission case body 12, a side fixing block 36 is fixedly arranged on the left end face of the transmission case body 12, a fixing support 35 is fixedly arranged on the lower end face of the side fixing block 36, a rotating block 33 is fixedly arranged on the lower end face of the fixing support 35, a locking jacking device 95 which is used for fixing the equipment above a part is arranged on the lower end face of the transmission case body 12, and a switching cooling processing device 96 which is used for milling the part and cooling the milling cutter is arranged on the outer side of the rotating shaft 11.

Beneficially, wherein, locking jacking system 95 is including setting up in the inner chamber 23 that slides in transmission case 12, the inner chamber 23 upper end wall that slides has set firmly elevator motor 14, elevator motor 14 downside power connection is provided with threaded rod 15, the terminal surface sets firmly dress kelly 17 under the threaded rod 15, it is provided with out the chamber 24 to communicate in the inner chamber 23 lower end wall that slides, it is provided with sleeve 16 to wear out the intracavity gliding, sleeve 16 with dress kelly 17 adopts keyway and key power connection, the threaded rod 15 outside is provided with and adopts the mode of going up and down to drive the connecting rod messenger the supporting component that supports equipment after 16 downwardly extending of sleeve.

Beneficially, the supporting assembly comprises an 80 in threaded fit connection with the outer surface of the threaded rod 15, symmetrical swing connecting rods 18 are rotatably arranged in the 80, swing rods 22 in rotational fit connection with the transmission case 12 are arranged on two sides of the sliding inner cavity 23, the swing rods 22 are symmetrically arranged, the swing rods 22 are in rotational fit connection with the swing connecting rods 18, a pressing rod 19 is rotatably arranged in the swing rods 22, and a backing plate 20 is fixedly arranged on the lower end face of the pressing rod 19.

Advantageously, wherein said switching cooling processing device 96 comprises a mobile box 45 screwed to said rotating shaft 11, the movable box body 45 is connected with the inner cavity 10 in a sliding fit manner, a cooling liquid cavity 39 is arranged in the movable box body 45, the upper end face of the movable box body 45 is fixedly provided with symmetrical supporting upright posts 44, the upper end face of each supporting upright post 44 is fixedly provided with a motor mounting plate 41, the upper end surface of the motor mounting plate 41 is fixedly provided with a rotating motor 43, the lower side of the rotating motor 43 is provided with a motor power shaft 42 in a power connection way, the lower end surface of the motor power shaft 42 is fixedly provided with a power rotating shaft 30, the power rotating shaft 30 rotatably penetrates through the cooling liquid cavity 39 and the movable box body 45, a cooling component for cooling the power rotating shaft 30 is arranged between the cooling liquid cavity 39 and the transmission case body 12, and a replacing component which is positioned in the movable box body 45 and used for replacing milling cutters with different specifications is arranged on the right side of the cooling liquid cavity 39.

Beneficially, wherein, the cooling subassembly includes the heat dissipation pump 38 fixed with transmission case 12 left end face, the heat dissipation pump 38 in-connection is provided with cooling tube 34, and transmission case 12 upper and lower terminal surface sets firmly the ferryboat 32 of crossing of symmetry, cooling tube 34 walks around cross ferryboat 32 surface, cooling tube 34 is followed respectively the coolant liquid chamber 39 left and right sides stretch into in the coolant liquid chamber 39 with coolant liquid chamber 39 communicates, the coolant liquid chamber 39 left and right sides is provided with symmetrical connecting valve 31, connecting valve 31 with cooling tube 34 communicates, the upper and lower end wall in coolant liquid chamber 39 sets firmly symmetrical waterproof pad 40, power pivot 30 pivoted runs through waterproof pad 40, the heat dissipation pump 38 outside is provided with carries out the structure of giving off that gives off the heat.

Beneficially, the emission structure includes a liquid tank 37, the liquid tank 37 is fixed to the transmission case 12, a circular heat dissipation inner cavity 51 penetrating vertically is formed in the liquid tank 37, the heat dissipation pump 38 is located in the circular heat dissipation inner cavity 51, a plurality of heat dissipation fins 50 are fixedly arranged on an end wall of the circular heat dissipation inner cavity 51, the liquid tank 37 is of an arc structure, a cavity is formed in the liquid tank 37, a plurality of side heat dissipation plates 52 are fixedly arranged on a front end face of the transmission case 12, a liquid conduit 54 is communicated between two ends of the liquid tank 37, the liquid conduit 54 bypasses the side heat dissipation plates 52, the liquid conduit 54 forms a winding loop after passing through the side heat dissipation plates 52, and a liquid pump 53 is communicated in the liquid conduit 54.

Beneficially, the replacing assembly includes a transmission matching cavity 63 disposed in the moving box 45, a matching rotating plate 68 is rotatably disposed in the upper and lower end walls of the transmission matching cavity 63, symmetrical matching fixing rods 69 are fixedly disposed between the matching rotating plates 68, a side-mounted motor 64 is fixedly disposed in the left end wall of the transmission matching cavity 63, a driving bevel gear 65 is disposed on the right side of the side-mounted motor 64 in a power connection manner, a meshing bevel gear 66 is disposed on the upper side of the driving bevel gear 65 in a meshing manner, the meshing bevel gear 66 is fixed with the matching fixing rods 69, a lifting adjusting motor 67 is fixedly disposed on the upper end surface of the matching rotating plate 68 on the lower side, symmetrical moving sliding rods 61 are fixedly disposed on the lower end surface of the matching rotating plate 68 on the lower side, a rotating threaded shaft 60 is disposed on the lower side of the lifting adjusting motor 67 in a power connection manner, and an inner threaded plate 62, the internal thread plate 62 is connected with the movable sliding rod 61 in a sliding fit manner, and milling cutter structures are fixedly arranged on the end surfaces of two sides of the internal thread plate 62.

Beneficially, the milling cutter structure includes a fixed box 25 fixed to the end face of the internal thread plate 62, the fixed box 25 is rotatably provided with vertically symmetrical matching bearings 28, the matching bearings 28 are thrust ball bearings, a rotating shaft 26 is rotatably arranged between the matching bearings 28, a milling cutter 27 is fixedly arranged on the lower end face of the rotating shaft 26, an open matching inner cavity 29 is arranged in the rotating shaft 26, the matching inner cavity 29 is opposite to the power rotating shaft 30, and the matching inner cavity 29 and the power rotating shaft 30 are in power connection through a key groove and a key.

When erection equipment, place equipment on the part, elevator motor 14 drives after the work threaded rod 15 rotates with dress kelly 17, because sleeve 16 is drill bit formula structure sleeve 16 rotates the back can make sleeve 16 bores in the part, and threaded rod 15 rotates the back and drives 80 moves down, makes 80 drives swing connecting rod 18 and swinging arms 22 swing, this moment depression bar 19 and backing plate 20 support with the part down, and it is here simultaneously best in a pressure is applyed downwards to transmission case 12 upside, and processing can be favorable to equipment to be fixed.

When the equipment is used for cutting, the power motor 13 drives the rotating shaft 11 to rotate after working, the rotating shaft 11 drives the movable box body 45 to move left and right to a certain position, the position is determined according to the part to be cut, the rotating motor 43 drives the motor power shaft 42 and the power rotating shaft 30 to rotate after rotating, at the moment, the power rotating shaft 30 drives the rotating shaft body 26 and the milling cutter 27 to cut the part, because the rotating shaft body 26 needs to be gradually fed downwards to realize cutting, and different rotating shaft bodies 26 need to be replaced for cutting, the lifting adjusting motor 67 drives the rotating threaded shaft 60 to rotate after working, so that the rotating shaft body 26 can move up and down after the inner threaded plate 62 moves up and down, and the side mounting motor 64 drives the driving bevel gear 65 to rotate after working, the driving bevel gear 65 is driven to rotate the engaging bevel gear 66, the lifting adjustment motor 67 and the cooperating rotating plate 68 are driven to integrally rotate after the cooperating fixing rod 69 rotates, so that the downward feeding of the rotating shaft body 26 can be realized, and when the rotating shaft body 26 is replaced, the cooperating rotating plate 68 and the structure fixed with the cooperating rotating plate 68 are rotated after the inner thread plate 62 is required to move to the lower limit position, so that different rotating shaft bodies 26 are positioned below the power rotating shaft 30, and when the rotating shaft body 26 is dynamically connected with the power rotating shaft 30 again, the rotating shaft body 26 can be replaced, so that the structure not only enables the equipment to use different rotating shaft bodies 26, but also enables the rotating shaft bodies 26 to be fed downward according to different processing conditions, and improves the working reliability and the dexterity of the equipment, and during processing, can be in a revolving force is applyed to transmission case 12 upside, and this revolving force is driven for manual or other equipment, can make transmission case 12 rotates, cuts into the disc structure with the part power motor 13 drives axis of rotation 11 rotates down, can make equipment process into the product of different molding with the part when milling.

When the power rotating shaft 30 and the rotating shaft body 26 need to be cooled, because the power rotating shaft 30 and the rotating shaft body 26 are in power connection, heat can be gradually transferred to the power rotating shaft 30, and heat can also be generated when the power rotating shaft 30 rotates, after the heat dissipation pump 38 and the liquid pump 53 work, firstly, the cooling liquid cavity 39, the cooling pipe 34, the heat dissipation pump 38, the liquid pump 53 and the liquid conduit 54 are filled with heat-conducting liquid, at this time, after the connection valve 31 is opened, the heat dissipation pump 38 continuously conveys the heat-conducting liquid, so that the heat on the outer surface of the power rotating shaft 30 is brought into the heat dissipation pump 38, the heat of the heat dissipation pump 38 is brought into the liquid tank 37 by the heat dissipation fins 50, after the liquid pump 53 works, the heat can be diffused by the side heat dissipation plates 52, two-stage heat diffusion is adopted, and the heat diffusion speed is accelerated, the temperature of the milling cutter is reduced more quickly.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a milling process equipment, includes the transmission box, the inner chamber that runs through from top to bottom is provided with in the transmission box, the inner chamber internal rotation be equipped with the axis of rotation, transmission box right-hand member face set firmly with the motor power that axis of rotation power is connected, transmission box left end face set firmly the side fixed block, the terminal surface has set firmly the fixed bolster under the side fixed block, the terminal surface has set firmly the piece that revolves under the fixed bolster, the terminal surface is provided with the locking jacking device who is fixed in the spare part top with equipment under the transmission box, the axis of rotation outside is provided with and is used for milling the spare part and to the switching cooling processingequipment of milling cutter cooling.

2. The milling apparatus of claim 1, wherein: locking jacking device including set up in the inner chamber that slides in the transmission case, the inner chamber upper end wall that slides has set firmly elevator motor, elevator motor downside power connection is provided with the threaded rod, the terminal surface has set firmly the dress kelly under the threaded rod, the intercommunication is provided with wears out the chamber in the inner chamber lower extreme wall that slides, wear out the gliding sleeve that is provided with of intracavity, the sleeve with dress kelly adopts keyway and key power to be connected, the threaded rod outside is provided with the mode that adopts the lift to drive the connecting rod messenger the supporting component that supports equipment after the sleeve downwardly extending.

3. A milling apparatus according to claim 2, characterized in that: the supporting component comprises a swing connecting rod which is connected with the outer surface of the threaded rod in a threaded fit mode, the inner cavity of the sliding component is provided with swing rods which are connected with the transmission box in a rotating fit mode, the swing rods are symmetrically arranged, the swing rods are connected with the swing connecting rod in a rotating fit mode, the swing rods rotate to be provided with lower pressing rods, and the lower end faces of the lower pressing rods are fixedly provided with backing plates.

4. The milling apparatus of claim 1, wherein: switch cooling processingequipment include with the removal box that axis of rotation screw-thread fit is connected, remove the box with inner chamber sliding fit connects, be provided with the coolant liquid chamber in the removal box, it has set firmly the support pole setting of symmetry to remove the box up end, it has set firmly the motor mounting panel to support the pole setting up end, motor mounting panel up end has set firmly the rotating motor, rotating motor downside power is even provided with motor power shaft, motor power shaft lower extreme terminal surface has set firmly the power pivot, power pivot pivoted runs through coolant liquid chamber and removal box, it is right to be provided with between coolant liquid chamber and the transmission box the cooling subassembly that the power pivot cooled down, coolant liquid chamber right side is provided with and is located just be used for changing the change subassembly of different specification milling cutters in the removal box.

5. A milling apparatus according to claim 4, characterized in that: the cooling subassembly includes the heat dissipation pump fixed with transmission box left end face, the intercommunication is provided with the cooling tube in the heat dissipation pump, and the terminal surface sets firmly the ferryboat of crossing of symmetry about the transmission box, the cooling tube bypasses the ferryboat surface, the cooling tube is followed respectively the cooling liquid chamber left and right sides stretches into the cooling liquid intracavity with the cooling liquid chamber intercommunication, the cooling liquid chamber left and right sides is provided with the connecting valve of symmetry, connecting valve with the cooling tube intercommunication, the end wall sets firmly the waterproof pad of symmetry about the cooling liquid chamber, power pivot pivoted runs through the waterproof pad, the heat dissipation pump outside is provided with carries out the structure of giving off that gives off the heat.

6. The milling apparatus of claim 5, wherein: the radiating structure comprises a liquid tank, the liquid tank is fixed with the transmission box body, a radiating round inner cavity which runs through from top to bottom is arranged in the liquid tank, the radiating pump is located in the radiating round inner cavity, a plurality of radiating fins are fixedly arranged on the end wall of the radiating round inner cavity, the liquid tank is of an arc structure, a cavity is arranged in the liquid tank, a plurality of side radiating plates are fixedly arranged on the front end face of the transmission box body, a liquid guide pipe is arranged between the two ends of the liquid tank in a communicating mode, the liquid guide pipe is wound around the side radiating plates, the liquid guide pipe passes through a winding loop formed behind the side radiating plates, and the liquid guide pipe is internally.

7. The milling apparatus of claim 4, wherein: the replacing component comprises a transmission matching cavity arranged in the moving box, a matching rotating plate is rotationally arranged on the upper end wall and the lower end wall of the transmission matching cavity, symmetrical matching fixing rods are fixedly arranged between the matching rotating plates, a side-mounting motor is fixedly arranged in the left end wall of the transmission matching cavity, a driving bevel gear is arranged on the right side of the side-mounting motor in a power connection manner, a meshing bevel gear is arranged on the upper side of the driving bevel gear in a meshing manner and is fixed with the matching fixing rods, a lifting adjusting motor is fixedly arranged on the upper end surface of the matching rotating plate on the lower side, symmetrical moving slide rods are fixedly arranged on the lower end surface of the matching rotating plate on the lower side, a rotating threaded shaft is arranged on the lower side of the lifting adjusting motor in a power connection manner, an inner threaded plate is arranged on the outer surface of the, and the end faces of the two sides of the internal thread plate are fixedly provided with milling cutter structures.

8. The milling apparatus of claim 7, wherein: the milling cutter structure include with the fixed box of interior thread plate terminal surface is fixed, the cooperation bearing of longitudinal symmetry is provided with of fixed box internal rotation, the cooperation bearing is thrust ball bearing, the pivoted is provided with between the cooperation bearing and rotates the axis body, the terminal surface has set firmly milling cutter under the rotation axis body, be provided with open-ended cooperation inner chamber in the rotation axis body, the cooperation inner chamber is just right with the power pivot, the cooperation inner chamber adopts keyway and key power with the power pivot to be connected.