CN212000557U - Milling device - Google Patents
Milling device Download PDFInfo
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- CN212000557U CN212000557U CN201922214736.XU CN201922214736U CN212000557U CN 212000557 U CN212000557 U CN 212000557U CN 201922214736 U CN201922214736 U CN 201922214736U CN 212000557 U CN212000557 U CN 212000557U
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Abstract
The utility model relates to a milling device, which comprises an installation bracket assembly, wherein the top of the installation bracket assembly is articulated with a left connecting arm and a right connecting arm, pin hole groups are arranged on the left side and the right side of the mounting bracket assembly, a milling shaft is arranged between the left side wall and the right side wall of the mounting bracket assembly, the two ends of the milling shaft are provided with driving components, the middle section of the outer circumferential surface of the milling shaft is surrounded with a plurality of rows of middle milling tooth components, two sections are provided with a plurality of left side respectively and mill tooth subassembly and a plurality of right side and mill the tooth subassembly about milling the outer periphery of axle, and a plurality of left sides mill tooth subassembly and a plurality of right side mill the tooth subassembly and are reverse helix shape from the middle section of milling the axle respectively to its both ends and arrange, and two adjacent left sides mill the tooth subassembly and overlap joint each other along the outer circumferencial direction of milling the axle, and two adjacent right sides mill the tooth subassembly and overlap joint each other along the outer circumferencial direction of milling the axle, the left and right sides circle of the outer periphery of milling the axle is equipped with a plurality of side and mills the tooth subassembly. The utility model has the advantages of mill plane effectual, mill plane efficient.
Description
Technical Field
The utility model relates to a mill plane device belongs to engineering machine tool technical field.
Background
The milling machine is one of the main machines of asphalt pavement maintenance construction machinery, and one of the main devices of asphalt concrete pavement maintenance construction, and is mainly used for excavating and renovating asphalt concrete surface courses of highways, town roads, airports, goods yards and the like. The milling device is a working device of the milling machine, the asphalt concrete surface layer of the old pavement is excavated through the milling device, then the waste asphalt material after milling is recycled, and the recycled asphalt pavement material and the cement stabilized base material are recycled by utilizing a foamed asphalt cold recycling technology, so that the residual value of the old asphalt mixture is fully exerted, the recycling of the old pavement material is promoted, and the resource waste is reduced. At present, the existing milling device has the defects of low processing precision, poor milling effect, low milling efficiency and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid not enough, provide a machining precision height, mill plane effectual, mill plane efficient mill plane device.
The purpose of the utility model is realized like this: a milling device comprises an installation bracket assembly, the top of the installation bracket assembly is hinged with a left connecting arm and a right connecting arm, pin hole groups are arranged on the left side and the right side of the mounting bracket assembly, a milling shaft is arranged between the left side wall and the right side wall of the mounting bracket assembly, the two ends of the milling shaft are provided with driving components, the middle section of the outer circumferential surface of the milling shaft is surrounded with a plurality of rows of middle milling tooth components, two sections are provided with a plurality of left side respectively and mill tooth subassembly and a plurality of right side and mill the tooth subassembly about milling the outer periphery of axle, and a plurality of left sides mill tooth subassembly and a plurality of right side mill the tooth subassembly and are reverse helix shape from the middle section of milling the axle respectively to its both ends and arrange, and two adjacent left sides mill the tooth subassembly and overlap joint each other along the outer circumferencial direction of milling the axle, and two adjacent right sides mill the tooth subassembly and overlap joint each other along the outer circumferencial direction of milling the axle, the left and right sides circle of the outer periphery of milling the axle is equipped with a plurality of side and mills the tooth subassembly.
Preferably, the left milling tooth assembly comprises a left cutter holder and a left milling tooth arranged on the left cutter holder, the left cutter holder is provided with an upper left cutter holder mounting hole and a lower left cutter holder mounting hole, the left milling tooth is provided with an upper left milling tooth mounting hole and a lower left milling tooth mounting hole, the upper left milling tooth mounting hole and the lower left milling tooth mounting hole correspond to the upper left cutter holder mounting hole and the lower left cutter holder mounting hole respectively, a left fixing bolt is arranged in the left cutter holder mounting hole and the left cutter holder mounting hole, and the left milling tooth is fixedly connected with the left cutter holder through the upper left fixing bolt and the lower;
the right milling tooth assembly and the left milling tooth assembly are identical in structure, the right milling tooth assembly comprises a right cutter base and right milling teeth arranged on the right cutter base, and the right milling teeth are fixedly connected with the right cutter base through an upper right fixing bolt and a lower right fixing bolt;
preferably, the middle milling tooth assembly comprises a middle cutter base, at least two middle milling teeth are arranged on the middle cutter base, and the middle milling teeth are fixedly connected with the middle cutter base through an upper middle fixing bolt and a lower middle fixing bolt.
Preferably, the side milling teeth assembly comprises a side cutter base, side milling teeth are arranged on the side cutter base, and the side milling teeth are fixedly connected with the side cutter base through an upper side fixing bolt and a lower side fixing bolt.
Preferably, the left section and the right section of the bottom of the mounting bracket assembly both extend downwards to form a baffle plate, and the middle section of the bottom of the mounting bracket assembly 1 is provided with a notch.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a mill the middle section of planing axle among the device and enclose and be equipped with the multirow in the milling tooth subassembly, mill and plane two sections of the left and right sides of the outer periphery of axle and be provided with a plurality of left sides respectively and mill tooth subassembly and a plurality of right sides and mill tooth subassembly, a plurality of left sides mill tooth subassembly and a plurality of right sides and mill tooth subassembly and be reverse spiral line shape from milling the middle section of planing axle respectively to its both ends and arrange, mill the left and right sides circle of the outer periphery of planing axle and be equipped with a plurality of side milling tooth subassemblies, the setting of omnidirectional no blind area has promoted greatly and has milled the plane effect and milled plane efficiency.
Drawings
Fig. 1 is a schematic structural view of the milling device of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a schematic view of the positions of the left tool apron, the right tool apron, the middle tool apron and the side tool apron on the outer surface of the milling shaft in fig. 2.
Fig. 4 is a schematic view of the connection relationship between the left milling tooth assembly and the milling shaft.
Fig. 5 is a schematic structural view of the left tool apron in fig. 4.
Fig. 6 is a schematic view of the connection relationship between the middle milling tooth assembly and the milling shaft.
FIG. 7 is a schematic view of the connection of the side milling tooth assembly to the milling spindle.
Fig. 8 is a schematic view of the milling shaft mounted between the left and right support frames.
Fig. 9 is a schematic view of the structure of the spacer.
Fig. 10 is a schematic structural view of the left welding template.
Fig. 11 is a schematic structural view of the right welding template.
Fig. 12 is a schematic view of the left welding template in use with the spacer, the first positioning pin, and the second positioning pin.
Fig. 13 is a side view of fig. 12.
Fig. 14 is a schematic view of the right welding template in cooperation with the cushion block, the first positioning pin and the second positioning pin.
Fig. 15 is a side view of fig. 14.
Wherein:
mounting bracket assembly 1, baffle 1.1 and gap 1.2
Connecting arm 2
Milling shaft 3
Left side mills tooth subassembly 6, left blade holder 6.1, left blade holder mounting hole 6.11, left side and mills tooth 6.2, left fixing bolt 6.3
Right milling tooth assembly 7
Middle milling tooth assembly 8, middle cutter seat 8.1, middle milling tooth 8.2 and middle fixing bolt 8.3
Side milling tooth assembly 9, side tool apron 9.1, side milling tooth 9.2, side fixing bolt 9.3
Cushion block 11
A left welding sample plate 12, a left welding sample plate reference hole group 12.1, a left welding sample plate alignment hole group 12.2, an arc binding surface 12.3, a first calibration line 12.4, a second calibration line 12.5, a third calibration line 12.6 and a fourth calibration line 12.7
Left welded blank centerline 17
And a right welding template 18.
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.
Referring to fig. 1-15, the milling device of the present invention comprises a mounting bracket assembly 1, wherein the top of the mounting bracket assembly 1 is hinged with a left connecting arm and a right connecting arm 2, the rear portions of the left side and the right side of the mounting bracket assembly 1 are provided with pin hole sets, the pin hole sets comprise a front pin hole 5 and a rear pin hole 5 which are transversely arranged, a pin is arranged in the pin hole 5, the mounting bracket assembly 1 is connected with a host machine through a pin shaft, a milling shaft 3 is arranged between the lower portions of the left side wall and the right side wall of the mounting bracket assembly 1, two ends of the milling shaft 3 are provided with driving components 4, the middle section of the outer circumferential surface of the milling shaft 3 is surrounded with a plurality of rows of middle milling tooth components 8, each row of milling tooth components 8 comprises at least one middle milling tooth component 8 arranged along the axial direction of the milling shaft 3, the left section and the right section of the outer circumferential surface of the milling shaft 3 are respectively provided with a plurality of left milling tooth, the left milling tooth assemblies 6 and the right milling tooth assemblies 7 are respectively arranged from the middle section of the milling shaft 3 to the left end and the right end of the milling shaft in a reverse spiral line shape, two adjacent left milling tooth assemblies 6 are mutually overlapped along the unfolding direction of the outer circumference of the milling shaft 3, two adjacent right milling tooth assemblies 7 are mutually overlapped along the unfolding direction of the outer circumference of the milling shaft 3, a plurality of side milling tooth assemblies 9 are arranged on the left side and the right side of the outer circumference of the milling shaft 3 in a circle mode, and the side milling tooth assemblies 9 are arranged at intervals along the circumferential direction of the milling shaft 3;
the left section and the right section of the bottom of the mounting bracket assembly 1 both extend downwards to form baffles 1.1, the two baffles 1.1 are respectively positioned at the rear sides of the left milling tooth assemblies 6 and the right milling tooth assemblies 7, a gap 1.2 is formed in the middle section of the bottom of the mounting bracket assembly 1, and in the land planing process, a crushed waste asphalt concrete layer is carried to the gap 1.2 through the left milling tooth assemblies 6 and the right milling tooth assemblies 7 and is sent to a rear section processing center of a main machine through the gap 1.2 for recycling treatment;
the left milling tooth assembly 6 comprises a left cutter holder 6.1 and a left milling tooth 6.2 arranged on the left cutter holder 6.1, the left cutter holder 6.1 is of a fan-shaped structure, the left cutter holder 6.1 is provided with an upper left cutter holder mounting hole and a lower left cutter holder mounting hole 6.11, the left milling tooth 6.2 is provided with an upper left milling tooth mounting hole and a lower left milling tooth mounting hole, the upper left milling tooth mounting hole and the lower left milling tooth mounting hole correspond to the upper left cutter holder mounting hole and the lower left cutter holder mounting hole 6.11 respectively, a left fixing bolt 6.3 is arranged in each of the left cutter holder mounting hole 6.11 and the left cutter holder mounting hole 6.11, and the left milling tooth 6.2 is fixedly connected with the left cutter holder 6.1 through the upper left;
an included angle between two straight line side edges of the left tool apron 6.1 is 30.7 degrees, an included angle between a straight line where the center points of the upper left tool apron mounting hole 6.11 and the lower left tool apron mounting hole 6.11 are located and the center line of the left tool apron 6.1 is 15.4 degrees, and the center distance of the upper left tool apron mounting hole 6.11 and the lower left tool apron mounting hole 6.11 is 25 mm;
the angle difference between two adjacent left tool apron 6.1 in the direction of the development of the outer circumference of the milling spindle 3 is 30.7 °;
the right milling tooth assembly 7 and the left milling tooth assembly 6 are identical in structure, the right milling tooth assembly 7 comprises a right cutter holder and right milling teeth arranged on the right cutter holder, the right cutter holder is provided with an upper right cutter holder mounting hole and a lower right cutter holder mounting hole, the right milling teeth are provided with an upper right milling tooth mounting hole and a lower right milling tooth mounting hole, the upper right milling tooth mounting hole and the lower right milling tooth mounting hole are respectively corresponding to the upper right cutter holder mounting hole and the lower right cutter holder mounting hole, right fixing bolts are arranged in the right cutter holder mounting hole and the right cutter holder mounting holes, and the right milling teeth are fixedly connected with the right cutter holder through the upper right fixing bolts;
the middle milling tooth assembly 8 comprises a middle cutter holder 8.1, three middle milling teeth 8.2, namely a left middle milling tooth 8.2, a right middle milling tooth 8.2, a left middle milling tooth 8.2, a right middle milling tooth 8.1 and an upper middle fixing bolt 8.3 are fixedly connected with the middle cutter holder 8.1;
the side milling teeth assembly 9 comprises a side cutter holder 9.1, side milling teeth 9.2 are arranged on the side cutter holder 9.1, and the side milling teeth 9.2 are fixedly connected with the side cutter holder 9.1 through an upper side fixing bolt 9.3 and a lower side fixing bolt 9.3.
A production method of a milling device comprises the following steps:
processing each part by adopting various production equipment;
the milling shaft 3 with the radius of 50mm is erected between the left and right support frames 10 to install the milling tooth assembly, and the specific operation is as follows:
firstly, marking an initial datum line 15 at the center of the top of the milling shaft 3 along the axial direction of the milling shaft;
then welding a first left tool apron A at the left end of the initial datum line 15, placing a cushion block 11 on the right side face close to the first left tool apron A by taking the first left tool apron A as a datum, wherein an upper cushion block aligning hole and a lower cushion block aligning hole are formed in the cushion block 11, and moving the cushion block 11 to enable the upper cushion block aligning hole and the lower cushion block aligning hole to correspond to an upper left tool apron mounting hole and a lower left tool apron mounting hole of the first left tool apron A;
then vertically place a left side welding model 12 next to the right flank of cushion 11 again, the central authorities of the bottom of left side welding model 12 are provided with circular arc binding face 12.3, circular arc binding face 12.1's radian and the outer profile phase-match of milling and planing axle 3, be provided with left welding model board reference hole group 12.1 and left welding model board counterpoint hole group 12.2 on the left side welding model 12, left welding model board reference hole group 12.1 and left welding model board counterpoint hole group 12.2 are located the both sides of welding model central line 17 respectively, left welding model board reference hole group 12.1 includes reference hole and left welding model board lower reference hole on the left side welding model, left welding model board counterpoint hole group 12.2 includes counterpoint hole and left welding model board lower counterpoint hole on the left side welding model board, a side of left side welding model 12 is provided with first calibration line 12.4, second calibration line 12.5 along the radian direction of the circular arc binding face 12.3 of its bottom in a side welding model 12.1 side, A third calibration line 12.6 and a fourth calibration line 12.7, wherein the lengths of the first calibration line 12.4, the second calibration line 12.5, the third calibration line 12.6 and the fourth calibration line 12.7 are gradually shortened, the left welding template 12 is translated along the outer circumferential direction of the milling shaft 3, so that the left welding template reference hole group 12.1 corresponds to the upper and lower two pad alignment holes and the upper and lower two left tool apron mounting holes, then a first positioning pin 13 is arranged in the corresponding hole in a penetrating manner, so that the pad 11 and the left welding template 12 are fixed, and a calibration reference line 16 parallel to the initial reference line 15 is marked at a position, corresponding to the first calibration line 12.4, on the outer circumferential surface of the milling shaft 3;
then, a second left tool apron B is taken, the second left tool apron B is placed on the left side of the left welding sample plate 12, namely the second left tool apron B and the first left tool apron A are positioned on the same side of the left welding sample plate 12, an upper left tool apron mounting hole and a lower left tool apron mounting hole of the second left tool apron B correspond to the left welding sample plate aligning hole group 12.2, a second positioning pin 14 penetrates through the corresponding holes, the second left tool apron B is fixed to determine the mounting position of the second left tool apron B, the second left tool apron B is connected with the milling shaft 3 in a welding mode, the second positioning pin 14, the first positioning pin 13, the left welding sample plate 12 and the cushion block 11 are sequentially detached after welding is completed, and the second left tool apron B is installed;
then, the second left tool apron B is used as a reference, the third left tool apron is installed by adopting the method, and the like, a plurality of left tool apron is installed around the outer surface of the milling shaft 3 in a spiral line shape, in the process, each circle of the outer surface of the milling shaft 3 is aligned with the correction reference line 16 sequentially through the second calibration line 12.5, the third calibration line 12.6 and the fourth calibration line 12.7, so as to judge whether the installation positions of the left tool apron in the circle are accurate, namely when the second calibration line 12.5 is aligned with the correction reference line 16, the installation positions of the left tool apron around the first circle of the outer surface of the milling shaft 3 are accurate, when the third calibration line 12.6 is aligned with the correction reference line 16, the installation positions of the left tool apron around the second circle of the outer surface of the milling shaft 3 are accurate, and when the fourth calibration line 12.7 is aligned with the correction reference line 16, the installation positions of the left tool apron around the third circle of the outer surface of the milling shaft 3 are accurate, therefore, the installation positions of the left tool apron which is integrally arranged in a spiral line shape are accurate and correct;
preferably, the lengths of the first calibration line 12.4, the second calibration line 12.5, the third calibration line 12.6 and the fourth calibration line 12.7 are gradually shortened for quick identification by the worker;
the length of the first calibration line 12.4 is 45mm, and the included angle between the first calibration line 12.4 and the central line 17 of the left welding sample plate is 24.27 degrees;
the length of the second calibration line 12.5 is 40mm, and the included angle between the second calibration line 12.5 and the central line 17 of the left welding template is 15.87 degrees;
the length of the third calibration line 12.6 is 35mm, and the included angle between the third calibration line 12.6 and the central line 17 of the left welding sample plate is 7.47 degrees;
the length of the fourth calibration line 12.7 is 20mm, and the included angle between the fourth calibration line 12.7 and the central line 17 of the left welding sample plate is-0.93 degrees;
since the angle difference between two adjacent left tool seats along the outer circumference extension direction of the milling spindle 3 is 30.7 °, 12 left tool seats are required for each circle of the outer surface of the milling spindle 3, the last left tool seat in the first circle is the first left tool seat in the second circle, and it is calculated according to the formulas (1) and (2) that the angle deviation between the first left tool seat in the first circle and the first left tool seat in the second circle is 8.4 °, so that the calibration cannot be performed by the first calibration line 12.4 and the calibration reference line 16, and the calibration cannot be performed by the second calibration line 12.5 having an angle difference of 8.4 ° with the first calibration line 12.4, that is, whether the installation position of each left tool seat in the first circle is accurate or not is determined by whether the second calibration line 12.5 is aligned with the calibration reference line 16, the marking position of the second calibration line 12.5 is calculated according to the formula (3), that is, the included angle between the second calibration line 12.5 and the left welding sample plate center line 17 is 15.87 °, the same principle is used, and the included angle between the third calibration line 12.6 and the central line 17 of the left welding sample plate is 7.47 degrees and the included angle between the fourth calibration line 12.7 and the central line 17 of the left welding sample plate is-0.93 degrees, so that whether the installation position of each left tool apron in the second circle is accurate or not is judged by judging whether the third calibration line 12.6 is aligned with the correction datum line 16 or not, and whether the installation position of each left tool apron in the third circle is accurate or not is judged by judging whether the fourth calibration line 12.7 is aligned with the correction datum line 16 or not;
30.7°*12＝374.4°(>360°) (1)
374.4°-360°＝8.4° (2)
24.27°-8.4°＝15.87° (3)
15.87°-8.4°＝7.47° (4)
7.47°-8.4°＝-0.93° (5)
(note: a calibration line located on the right side of the center line 17 of the left welded sample plate, and the included angle between the calibration line and the center line 17 of the left welded sample plate is a positive number;
and the included angle between the calibration line and the left welding sample plate central line 17 is a negative number. )
In the same method for installing the left tool apron, a first right tool apron A 'is welded at the right end of an initial datum line 15, a cushion block 11 is placed on the left side face of the first right tool apron A' by taking the first right tool apron A 'as a datum, the cushion block 11 is moved to enable upper and lower cushion block alignment holes to correspond to upper and lower right tool apron mounting holes of the first right tool apron A', then a right welding template 18 is longitudinally placed on the left side face of the cushion block 11, the right welding template 18 and the left welding template 12 are of a symmetrical structure, the first right tool apron A ', the cushion block 11 and the right welding template 18 are locked and fixed through a first positioning pin 13, then a second right tool apron B' is taken and locked and fixed on the right side of the right welding template 18 through a second positioning pin 14, the second right tool apron B 'is welded and connected with a milling shaft 3, and after welding is completed, the second positioning pin 14, the first right tool apron A' and the second right tool apron, The first positioning pin 13, the right welding sample plate 18 and the cushion block 11 are sequentially dismounted, then the third right tool apron is installed by adopting the method with the second right tool apron B' as the reference, and by parity of reasoning, a plurality of right tool aprons are sequentially welded in a spiral line shape from right to left around the outer surface of the milling shaft 3;
after the welding is finished, continuously welding the middle cutter seat and the side cutter seat on the milling shaft 3 by adopting a conventional measuring method;
installing corresponding milling teeth on the corresponding cutter seats;
and finally, assembling the milling shaft 3 with other parts.
Preferably, in the welding process, the tool apron is fixed in advance by spot welding, and after the installation position of the tool apron is determined to be free of deviation, full welding is carried out on the tool apron;
preferably, the height of the cushion block 11 is set to be 45mm, and the thickness of the cushion block 11 is set to be 20.5 mm;
preferably, an "L" letter is marked on one side surface of the left welding template 12, and an "R" letter is marked on one side surface of the right welding template 18, so that the workers can quickly identify the letters;
preferably, the radius of the circular arc attaching surface 12.3 is 50mm, the distance between the center of the reference hole on the left welding sample plate, the distance between the center of the alignment hole on the left welding sample plate and the center of the circular arc attaching surface 12.3 are both 103.21mm,
the included angle between the center of the reference hole in the left welding sample plate and the center line 17 of the left welding sample plate is 6.43 degrees, and the included angle between the center of the alignment hole in the left welding sample plate and the center line 17 of the welding sample plate is 24.27 degrees;
preferably, the length of the first positioning pin 13 is greater than that of the second positioning pin 14, the length of the first positioning pin 13 is 100mm, and the length of the second positioning pin 14 is 80 mm.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a mill plane device which characterized in that: comprises an installation support assembly (1), a left connecting arm and a right connecting arm (2) are hinged to the top of the installation support assembly (1), pin hole groups are arranged on the left side and the right side of the installation support assembly (1), a milling shaft (3) is arranged between the left side wall and the right side wall of the installation support assembly (1), driving components (4) are arranged at two ends of the milling shaft (3), a plurality of rows of middle milling tooth components (8) are arranged around the middle section of the outer circumferential surface of the milling shaft (3), a plurality of left milling tooth components (6) and a plurality of right milling tooth components (7) are respectively arranged on the left section and the right section of the outer circumferential surface of the milling shaft (3) from the middle section of the milling shaft (3) and are respectively arranged in a reverse spiral line shape towards two ends of the middle section, two adjacent left milling tooth components (6) are mutually overlapped along the outer circumferential direction of the milling shaft (3), two adjacent right milling tooth assemblies (7) are mutually overlapped along the outer circumferential direction of the milling shaft (3), and a plurality of side milling tooth assemblies (9) are arranged on the left side ring and the right side ring of the outer circumferential surface of the milling shaft (3).
2. Milling device according to claim 1, characterized in that: the left milling tooth assembly (6) comprises a left cutter holder (6.1) and a left milling tooth (6.2) arranged on the left cutter holder (6.1), the left cutter holder (6.1) is provided with an upper left cutter holder mounting hole and a lower left cutter holder mounting hole (6.11), the left milling tooth (6.2) is provided with an upper left milling tooth mounting hole and a lower left milling tooth mounting hole, the upper left milling tooth mounting hole and the lower left milling tooth mounting hole correspond to the upper left cutter holder mounting hole and the lower left cutter holder mounting hole (6.11), a left fixing bolt (6.3) is arranged in the left cutter holder mounting hole (6.11) and the left cutter holder mounting hole (6.11), and the left milling tooth (6.2) is fixedly connected with the left cutter holder (6.1) through the upper left fixing bolt and the lower left fixing bolt (6.3;
the right side mills tooth subassembly (7) and left side and mills tooth subassembly (6) the same structure, right side mills tooth subassembly (7) including right blade holder and set up right side on the right blade holder and mill the tooth, mill through upper and lower two right fixing bolt fixed connection between tooth and the right blade holder on the right side.
3. Milling device according to claim 1, characterized in that: the middle milling tooth assembly (8) comprises a middle cutter holder (8.1), at least two middle milling teeth (8.2) are arranged on the middle cutter holder (8.1), and the middle milling teeth (8.2) are fixedly connected with the middle cutter holder (8.1) through an upper middle fixing bolt (8.3) and a lower middle fixing bolt (8.3).
4. Milling device according to claim 1, characterized in that: the side milling tooth assembly (9) comprises a side cutter holder (9.1), side milling teeth (9.2) are arranged on the side cutter holder (9.1), and the side milling teeth (9.2) are fixedly connected with the side cutter holder (9.1) through an upper side fixing bolt and a lower side fixing bolt (9.3).
5. Milling device according to claim 1, characterized in that: the left section and the right section of the bottom of the mounting bracket assembly (1) both extend downwards to form a baffle (1.1), and the middle section of the bottom of the mounting bracket assembly (1) is provided with a notch (1.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922214736.XU CN212000557U (en) | 2019-12-11 | 2019-12-11 | Milling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922214736.XU CN212000557U (en) | 2019-12-11 | 2019-12-11 | Milling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212000557U true CN212000557U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922214736.XU Active CN212000557U (en) | 2019-12-11 | 2019-12-11 | Milling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058363A (en) * | 2019-12-11 | 2020-04-24 | 江阴市勤丰金属制品有限公司 | Milling device |
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2019
- 2019-12-11 CN CN201922214736.XU patent/CN212000557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058363A (en) * | 2019-12-11 | 2020-04-24 | 江阴市勤丰金属制品有限公司 | Milling device |
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