CN213002893U

CN213002893U - Cast iron mills special carbide milling head convenient to change

Info

Publication number: CN213002893U
Application number: CN202021300989.5U
Authority: CN
Inventors: 王九平
Original assignee: Jiangsu Huajiu Special Steel Tools Co ltd
Current assignee: Jiangsu Huajiu Special Steel Tools Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-04-20
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a special carbide milling head is milled to cast iron convenient to change, including the milling head body, the bottom fixedly connected with fixed plate of milling head body, the bottom of fixed plate is provided with places the board, the top of fixed plate runs through four slide bars of top lateral wall sliding connection of fixed plate all around, and four the mutual symmetry of slide bar sets up, the top fixedly connected with extrusion piece of slide bar, the slide bar is located the one end lateral wall at fixed plate top and is equipped with first extrusion spring, the top of first extrusion spring is fixed with the bottom lateral wall of extrusion piece. The utility model relates to a carbide milling head technical field can improve the fixed efficiency of disassembling of actual installation, and the milling head of being convenient for carries out quick change, through setting up guiding mechanism, installs fixed position with the quick location of milling head body in needs, lets more convenient of actual operation.

Description

Cast iron mills special carbide milling head convenient to change

Technical Field

The utility model relates to a carbide mills first technical field, specifically is a special carbide mills head is milled to cast iron convenient to change.

Background

Milling is a mechanical processing method using a milling cutter as a cutter to process the surface of an object, a milling head belongs to a power part of a milling device, the power part provides main motion and feed motion for a combined machine tool, the milling can process complex shapes, the processing precision is strong, and the milling machine is a common processing device.

The special carbide milling head is milled to cast iron realizes the use in, need to change different carbide milling heads along with the difference of milling the product, current special carbide milling head is milled to cast iron all adopts screw thread and screw hole cooperation fixed in the installation, the low while of operating efficiency causes to disassemble and changes inconveniently, and the screw thread of screw hole inside easily causes the damage after repetitious replacement uses, it is troublesome to bring the change of special carbide milling head for cast iron to mill, and current special carbide milling head is milled to cast iron lacks guiding device in the installation, all adopt manual adjustment to align, cause the inconvenience of operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special carbide milling head is milled to cast iron convenient to change to solve the problem that the installation of the special carbide milling head is milled to cast iron on the existing market that the above-mentioned background art provided changes the operating efficiency low and lack installation guiding device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the special hard alloy milling head convenient to replace for milling cast iron comprises a milling head body, wherein a fixed plate is fixedly connected to the bottom of the milling head body, a placing plate is arranged at the bottom of the fixed plate, four sliding rods are slidably connected to the side wall of the top of the fixed plate in a manner that the side wall of the top of the fixed plate penetrates through the periphery of the top of the fixed plate, the four sliding rods are symmetrically arranged with each other, an extrusion block is fixedly connected to the top of each sliding rod, a first extrusion spring is sleeved on the side wall of one end, located at the top of the fixed plate, of each sliding rod, the top of the first extrusion spring is fixed to the side wall of the bottom of the extrusion block, the other end of the first extrusion spring is fixed to the side wall of the top of the fixed plate, a support rod is fixedly connected to the bottom of each sliding rod, a sliding ring is sleeved on each support rod, a conical, the top of placing the board be provided with four tapered piece assorted fixed orificess, sliding connection has first sliding block on the fixed orifices, the bottom fixedly connected with second extrusion spring of fixed orifices, the other end of second extrusion spring is fixed with the bottom lateral wall of first sliding block mutually, the circular recess that two symmetries set up is seted up to the symmetry on the lateral wall of fixed orifices, and two the circular recess is located the top of first sliding block, two there is the second sliding block through slider sliding connection on the circular recess, the bottom fixedly connected with third extrusion spring of circular recess, the other end of third extrusion spring is fixed mutually with the lateral wall of second sliding block, the second sliding block is close to fixedly connected with dead lever on the lateral wall of fixed orifices, just the arc wall has been seted up on the other end top lateral wall of dead lever.

Preferably, a guide plate is fixedly connected to the side wall of the top of the placing plate, two guide grooves are formed in the side wall of the guide plate opposite to the milling head body, two guide pins are fixedly connected to the side wall of the milling head body opposite to the guide plate, and the two guide pins are matched with the two guide grooves.

Preferably, slider is including fixed two T type grooves of setting up the symmetry on the circular slot inner wall, two sliding connection has rather than assorted sliding block, two in the T type groove the top and the second sliding block of sliding block are fixed mutually.

Preferably, the top of the milling head body is fixedly connected with a push rod, and a protective sleeve is sleeved on the side wall of the push rod.

Preferably, the side wall of the slip ring is subjected to surface smoothing treatment.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the conical block is extruded into the fixing hole through the arrangement of the conical block, the sliding ring, the fixing rod and other components, after the conical block extrudes the fixing rod, the fixing rod is passively compressed and fixed with the side wall of the top of the conical block to quickly fix the milling head body, so that the actual mounting, fixing and disassembling efficiency is improved, and the milling head can be conveniently and quickly replaced;

2. through the setting of parts such as deflector, guide way, uide pin, lean on the uide pin on the milling head body to the guide way on the deflector, the quick location of milling head body is in the position that needs to install fixedly, lets the more convenient of actual operation.

Drawings

Fig. 1 is a schematic perspective view of a conveniently replaceable hard alloy milling head for milling cast iron according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is the utility model provides a be convenient for change cast iron mill special cemented carbide milling head's mounting structure sketch map.

In the figure: 1. a milling head body; 2. placing the plate; 3. a fixing plate; 4. a slide bar; 5. extruding the block; 6. a first pressing spring; 7. a strut; 8. a slip ring; 9. a tapered block; 10. a fixing hole; 11. a first slider; 12. a second pressing spring; 13. a circular groove; 14. a second slider; 15. a third pressing spring; 16. fixing the rod; 17. a guide plate; 18. a guide groove; 19. a guide pin; 20. a push rod.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a conveniently replaceable hard alloy milling head special for milling cast iron comprises a milling head body 1, a push rod 20 is fixedly connected to the top of the milling head body 1, a protective sleeve is sleeved on the side wall of the push rod 20 to facilitate the sliding of the milling head body 1, so as to save labor, a fixed plate 3 is fixedly connected to the bottom of the milling head body 1, a placing plate 2 is arranged at the bottom of the fixed plate 3, four sliding rods 4 are slidably connected to the top of the fixed plate 3 through the top side wall of the fixed plate 3 at the periphery of the top of the fixed plate 3, the four sliding rods 4 are symmetrically arranged with each other, an extrusion block 5 is fixedly connected to the top of each sliding rod 4, a first extrusion spring 6 is sleeved on the side wall of one end of each sliding rod 4 located at the top of the fixed plate 3, the top of the first extrusion spring 6 is fixed to the bottom side wall of the extrusion block 5, and the other end, the bottom of the sliding rod 4 is fixedly connected with a supporting rod 7, the supporting rod 7 is sleeved with a sliding ring 8, the side wall of the sliding ring 8 is subjected to surface smoothing treatment so as to facilitate the sliding ring 8 to rapidly extrude and retract the sliding ring when being extruded with a fixed rod 16, the other end of the supporting rod 7 is fixedly connected with a conical block 9, the outer diameter of the top of the conical block 9 is the same as that of the sliding ring 8, the top of the placing plate 2 is provided with a fixed hole 10 matched with the four conical blocks 9, the fixed hole 10 is slidably connected with a first sliding block 11, the bottom of the fixed hole 10 is fixedly connected with a second extrusion spring 12, the other end of the second extrusion spring 12 is fixed with the side wall of the bottom of the first sliding block 11, the side wall of the fixed hole 10 is symmetrically provided with two circular grooves 13 which are symmetrically arranged, the two circular grooves 13 are positioned above the first sliding block 11, the two circular grooves 13 are slidably, the sliding device comprises two symmetrically arranged T-shaped grooves fixedly formed in the inner wall of the circular groove 13, sliding blocks matched with the two T-shaped grooves are connected in the two T-shaped grooves in a sliding mode, the tops of the two sliding blocks are fixed with the second sliding block 14 and are mainly used for more stably driving the second sliding block 14, the bottom of the circular groove 13 is fixedly connected with a third extrusion spring 15, the other end of the third extrusion spring 15 is fixed with the side wall of the second sliding block 14, a fixing rod 16 is fixedly connected to the side wall, close to the fixing hole 10, of the second sliding block 14, an arc-shaped groove is formed in the side wall of the top of the other end of the fixing rod 16, a guide plate 17 is fixedly connected to the side wall of the top of the placing plate 2, two guide grooves 18 are formed in the side wall, opposite to the milling head body 1, of the milling head body 1 and the side, and two guide pins 19 and two guide grooves 18 phase-match, realize that milling head body 1 is quick to be fixed the position in need carrying out the installation, let actual operation more convenient.

In the utility model, the milling head body 1 is placed on the fixed plate 3, the conical block 9 is abutted against the top side wall of the fixed plate 3 to drive the sliding rod 4 to move upwards, the first extrusion spring 6 is stressed and stretched, two hands are placed on the push rod 20 to push the milling head body 1 on the placing plate 2, the guide pin 19 is aligned with the guide groove 18, the milling head body 1 is continuously pushed to slide the guide pin 19 in the guide groove 18, the milling head body 1 is quickly positioned at the position needing to be fixed on the milling head body 1, the mode is simple and the operation is convenient, after the positioning is finished, the conical block 9 is positioned right above the fixed hole 10, the conical block 9 is extruded on the fixed hole 10 to slide under the elastic action of the first extrusion spring 6, when the conical block is abutted against the fixed rod 16, two fixed rods 16 are extruded and contracted under the action of force due to the arrangement of the arc top grooves of the fixed rods 16, the third extrusion spring 15 is compressed under stress, when the conical block 9 slides on the fixed hole 10 through the circular groove 13, the conical block 9 is abutted against the first sliding block 11, the second extrusion spring 12 is compressed under stress, at the moment, the fixed rod 16 is not extruded under stress any more, the fixed rod 16 is restored to the original position under the action of the elastic force of the third extrusion spring 15 and is abutted against the side wall of the top of the conical block 9 to fix the conical block 9, the milling head body 1 and the fixed plate 3 are fixed, the operation is simple and efficient, the damage caused by the threads in the threaded hole after multiple replacement and use is avoided, the trouble is brought to the replacement of the special hard alloy milling head for milling cast iron, when the milling head body 1 is replaced, the extrusion block 5 is pushed, the sliding ring 8 penetrates through the two fixed rods 16, the conical block 9 and the sliding ring 8 are moved upwards by the first extrusion spring 6 and the second extrusion spring 12 under the action of the elastic force, slip ring 8 on branch 7 offsets with dead lever 16, just is smooth processing because of being provided with the arcwall face, and slip ring 8 extrudees the shrink with two dead levers 16 with awl type piece 9, and two dead levers 16 no longer offset with the top lateral wall of awl type piece 9, realize milling head body 1 quick and disassemble with fixed plate 3, the whole cast iron of being convenient for mills the change of special carbide milling head.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special carbide milling head is milled to cast iron convenient to change, includes milling head body (1), its characterized in that, the bottom fixedly connected with fixed plate (3) of milling head body (1), the bottom of fixed plate (3) is provided with places board (2), the top lateral wall sliding connection that the top of fixed plate (3) is run through all around fixed plate (3) is had four slide bars (4) just four slide bars (4) symmetry each other set up, the top fixedly connected with extrusion block (5) of slide bar (4), the cover is equipped with first extrusion spring (6) on the one end lateral wall that slide bar (4) are located fixed plate (3) top, the top of first extrusion spring (6) is fixed with the bottom lateral wall of extrusion block (5) mutually, the other end of first extrusion spring (6) is fixed mutually with the top lateral wall of fixed plate (3), the bottom fixedly connected with branch (7) of slide bar (4), the cover is equipped with slip ring (8) on branch (7), the other end fixedly connected with of branch (7) awl piece (9), just the top external diameter of awl piece (9) is the same with the external diameter of slip ring (8), the top of placing board (2) is provided with fixed orifices (10) with four awl pieces (9) assorted, sliding connection has first sliding block (11) on fixed orifices (10), the bottom fixedly connected with second extrusion spring (12) of fixed orifices (10), the other end of second extrusion spring (12) is fixed with the bottom side wall of first sliding block (11), circular recess (13) that two symmetries set up are seted up to the symmetry on the lateral wall of fixed orifices (10), and two circular recess (13) are located the top of first sliding block (11), two there is second sliding block (14) through slider sliding connection on circular slot (13), bottom fixedly connected with third extrusion spring (15) of circular slot (13), the other end of third extrusion spring (15) is fixed mutually with the lateral wall of second sliding block (14), fixedly connected with dead lever (16) on second sliding block (14) are close to the lateral wall of fixed orifices (10), just the arc wall has been seted up on the other end top lateral wall of dead lever (16).

2. The conveniently-replaced cast iron milling special-purpose cemented carbide milling head according to claim 1, characterized in that a guide plate (17) is fixedly connected to a top side wall of the placing plate (2), two guide grooves (18) are formed in a side wall of the guide plate (17) opposite to the milling head body (1), two guide pins (19) are fixedly connected to a side wall of the milling head body (1) opposite to the guide plate (17), and the two guide pins (19) are matched with the two guide grooves (18).

3. The milling head of claim 1, wherein the sliding device comprises two symmetrically arranged T-shaped grooves fixedly formed in the inner wall of the circular groove (13), sliding blocks matched with the T-shaped grooves are slidably connected in the two T-shaped grooves, and the tops of the two sliding blocks are fixed to the second sliding block (14).

4. The conveniently replaced hard alloy milling head special for cast iron milling is characterized in that a push rod (20) is fixedly connected to the top of the milling head body (1), and a protective sleeve is sleeved on the side wall of the push rod (20).

5. The replaceable special cemented carbide milling head for cast iron milling according to claim 1 characterized in that the side wall of the sliding ring (8) is surface-smoothed.