CN214978005U

CN214978005U - Durable milling cutter

Info

Publication number: CN214978005U
Application number: CN202120309202.XU
Authority: CN
Inventors: 吴金年
Original assignee: Zhejiang Yili Tool Co ltd
Current assignee: Zhejiang Yili Tool Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-12-03
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a durable milling cutter, including the milling cutter body, the milling cutter body includes trilateral sword milling cutter, transmission machine case and connecting rod, transmission machine case movable mounting is at trilateral sword milling cutter's top, the connecting rod is through the top of pivot swing joint at transmission machine case, the top fixedly connected with drive mechanism of transmission machine case, drive mechanism includes semicircle gear, output gear, big drive gear, little drive gear and hand pivot axle. The utility model discloses a set up drive mechanism, make the transmission machine case use the pivot to rotate as the inside of center at the connecting rod, rotate the angle of adjusting trilateral sword milling cutter through the transmission machine case, make trilateral sword milling cutter's cutting edge and work piece comprehensive contact, avoid the user can only contact with the bit of work piece when processing the work piece of different angles, reduced milling cutter's the resistance of milling to long service life's effect has been reached, the problem that current milling cutter life is short has been solved.

Description

Durable milling cutter

Technical Field

The utility model relates to a milling cutter technical field specifically is a durable milling cutter.

Background

A milling cutter is a rotating tool with one or more cutter teeth for milling. When in work, each cutter tooth cuts off the allowance of the workpiece in sequence and intermittently. The milling cutter is mainly used for processing planes, steps, grooves, formed surfaces, cut-off workpieces and the like on a milling machine.

However, the conventional milling cutter has short service life, so that a user can only contact one point of a workpiece when processing the workpieces at different angles, and therefore, the milling cutter needs to process for many times, the milling resistance of the milling cutter is increased, and the practicability of the milling cutter is reduced.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model aims to provide a durable milling cutter possesses long service life's advantage, has solved the problem that current milling cutter life is short.

In order to achieve the above object, the utility model provides a following technical scheme: the durable milling cutter comprises a milling cutter body, wherein the milling cutter body comprises a face-edge milling cutter, a transmission case and a connecting rod, the transmission case is movably arranged at the top of the face-edge milling cutter, the connecting rod is movably connected at the top of the transmission case through a rotating shaft, the top of the transmission case is fixedly connected with a transmission mechanism, the transmission mechanism comprises a semicircular gear, an output gear, a large transmission gear, a small transmission gear and a hand rotating shaft, the semicircular gear is fixedly connected on the surface of the transmission case, the top of the semicircular gear extends to the inside of the connecting rod, the output gear is arranged at the top of the semicircular gear, the output gear is meshed with the semicircular gear, the large transmission gear is fixedly connected at two sides of the output gear, the hand rotating shaft is arranged at the left side of the connecting rod, the right side of the hand rotating shaft penetrates through the connecting rod and extends to the inside of the connecting rod, the small transmission gears are fixedly connected to two sides of the surface of the hand rotating shaft and meshed with the large transmission gear.

As the utility model discloses it is preferred, mounting fixedly connected with hand runner is passed through in the left side of hand pivot, the surface of hand runner is provided with anti-skidding line.

As the utility model discloses preferred, the left top of hand runner is provided with the gim peg, the inside that the hand runner was run through and extended to the connecting rod is tied on the right side of gim peg.

As the utility model discloses preferred, the equal fixedly connected with roller bearing in both sides on hand pivot surface, the surface and the connecting rod fixed connection of roller bearing outer loop.

As the utility model discloses it is preferred, output gear's inside fixedly connected with dead lever, the equal fixedly connected with firm bearing in both sides of dead lever, the outside and the connecting rod fixed connection of firm bearing outer ring.

As the utility model discloses it is preferred, the fixed surface of transmission machine case is connected with fixed cover, the bottom of fixed cover and three-edge milling cutter's top fixed connection.

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

1. the utility model discloses a set up drive mechanism, make the transmission machine case use the pivot to rotate as the inside of center at the connecting rod, rotate the angle of adjusting trilateral sword milling cutter through the transmission machine case, make trilateral sword milling cutter's cutting edge and work piece comprehensive contact, avoid the user can only contact with the bit of work piece when processing the work piece of different angles, reduced milling cutter's the resistance of milling to long service life's effect has been reached, the problem that current milling cutter life is short has been solved.

2. The utility model discloses a set up the hand runner, can be to the area of contact of adversary's pivot and hand to the person of facilitating the use rotates the hand pivot.

3. The utility model discloses a set up the pilot pin, can fix the hand runner, prevent that the pivoted phenomenon from appearing in the hand runner when not needing to rotate.

4. The utility model discloses a set up roller bearing, can increase the stability of hand pivot, prevent that the hand pivot from appearing rocking or crooked phenomenon when using.

5. The utility model discloses a set up dead lever and firm bearing, can make the interior wall connection of output gear and connecting rod, prevent that the phenomenon of removal from appearing in the output gear.

6. The utility model discloses a set up fixed cover, can increase the area of contact of transmission machine case and trilateral sword milling cutter, improved transmission machine case and trilateral sword milling cutter fastness to avoid the separation of trilateral sword milling cutter and transmission machine case.

Drawings

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a top cross-sectional view of fig. 1 according to the present invention;

fig. 3 is a right side structural view of fig. 2 according to the present invention;

FIG. 4 is an enlarged structural view of the utility model at A in FIG. 2;

fig. 5 is a right side view structural diagram of the semicircular gear in fig. 2 according to the present invention.

In the figure: 1. a milling cutter body; 101. a three-edge milling cutter; 102. a transmission case; 103. a connecting rod; 2. a transmission mechanism; 21. a semi-circular gear; 22. an output gear; 23. a large transmission gear; 24. a small drive gear; 25. a hand-operated shaft; 3. a hand wheel; 4. positioning bolts; 5. a roller bearing; 6. fixing the rod; 7. stabilizing the bearing; 8. and (4) fixing sleeves.

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.

As shown in fig. 1 to 5, the utility model provides a durable milling cutter, including milling cutter body 1, milling cutter body 1 includes a face-edge milling cutter 101, a transmission case 102 and a connecting rod 103, transmission case 102 is movably mounted on the top of face-edge milling cutter 101, connecting rod 103 is movably connected on the top of transmission case 102 through a rotating shaft, transmission mechanism 2 is fixedly connected on the top of transmission case 102, transmission mechanism 2 includes a semicircular gear 21, an output gear 22, a large transmission gear 23, a small transmission gear 24 and a hand rotating shaft 25, semicircular gear 21 is fixedly connected on the surface of transmission case 102, the top of semicircular gear 21 extends to the inside of connecting rod 103, output gear 22 is arranged on the top of semicircular gear 21, output gear 22 is meshed with semicircular gear 21, large transmission gear 23 is fixedly connected on both sides of output gear 22, hand rotating shaft 25 is arranged on the left side of connecting rod 103, the right side of the hand rotating shaft 25 penetrates through the connecting rod 103 and extends into the connecting rod 103, the small transmission gears 24 are fixedly connected to two sides of the surface of the hand rotating shaft 25, and the small transmission gears 24 are meshed with the large transmission gear 23.

Referring to fig. 4, the left side of the hand rotating shaft 25 is fixedly connected with the hand rotating wheel 3 through a fixing member, and the surface of the hand rotating wheel 3 is provided with anti-slip lines.

As a technical optimization scheme of the utility model, through setting up hand runner 3, can be to the area of contact of adversary's pivot 25 with the hand to the person of facilitating the use rotates hand pivot 25.

Referring to fig. 4, the top of the left side of the hand-turning wheel 3 is provided with a positioning bolt 4, and the right side of the positioning bolt 4 penetrates through the hand-turning wheel 3 and extends to the inside of the connecting rod 103.

As a technical optimization scheme of the utility model, through setting up the gim peg 4, can fix adversary's runner 3, prevent that the pivoted phenomenon from appearing in hand runner 3 when not needing to rotate.

Referring to fig. 4, roller bearings 5 are fixedly connected to both sides of the surface of the hand shaft 25, and the surface of the outer ring of the roller bearings 5 is fixedly connected to the connecting rod 103.

As a technical optimization scheme of the utility model, through setting up roller bearing 5, can increase the stability of hand shaft 25, prevent that hand shaft 25 from appearing rocking or crooked phenomenon when using.

Referring to fig. 4, a fixing rod 6 is fixedly connected to the inside of the output gear 22, a fixing bearing 7 is fixedly connected to both sides of the fixing rod 6, and the outer side of the outer ring of the fixing bearing 7 is fixedly connected to the connecting rod 103.

As a technical optimization scheme of the utility model, through setting up dead lever 6 and firm bearing 7, can make output gear 22 and the interior wall connection of connecting rod 103, prevent that the phenomenon of removal from appearing in output gear 22.

Referring to fig. 2, a fixing sleeve 8 is fixedly connected to the surface of the transmission case 102, and the bottom of the fixing sleeve 8 is fixedly connected to the top of the three-edge milling cutter 101.

As a technical optimization scheme of the utility model, through setting up fixed cover 8, can increase the area of contact of transmission machine case 102 and trilateral sword milling cutter 101, improved transmission machine case 102 and trilateral sword milling cutter 101 fastness to avoid trilateral sword milling cutter 101 and transmission machine case 102 to separate.

The utility model discloses a theory of operation and use flow: when the three-edge milling cutter is used, a user manually rotates the hand rotating wheel 3, the hand rotating wheel 3 drives the hand rotating shaft 25 to rotate, the hand rotating shaft 25 drives the small transmission gear 24 to rotate, the small transmission gear 24 drives the large transmission gear 23 to rotate, the large transmission gear 23 drives the output gear 22 to rotate, the output gear 22 drives the semicircular gear 21 to rotate, the semicircular gear 21 drives the transmission case 102 to rotate, the transmission case 102 drives the three-edge milling cutter 101 to rotate, the angle of the three-edge milling cutter 101 is adjusted through the rotation of the three-edge milling cutter 101, the cutting edge of the three-edge milling cutter 101 is completely contacted with a workpiece, the fact that the three-edge milling cutter 101 is only one point of the cutting edge to be contacted with the workpiece is avoided, therefore, repeated machining is not needed, milling resistance of the milling cutter is reduced, sharpness of the cutting edge of the three-edge milling cutter 101 is guaranteed, and the effect of long service life is achieved.

In summary, the following steps: this durable milling cutter, through setting up drive mechanism 2, make transmission machine case 102 use the pivot to rotate as the inside of center at connecting rod 103, rotate the angle of adjusting three-edge milling cutter 101 through transmission machine case 102, make three-edge milling cutter 101's cutting edge and work piece comprehensive contact, avoid the user can only contact with the one point of work piece when processing the work piece of different angles, milling cutter's the resistance of milling has been reduced, thereby long service life's effect has been reached, the problem that current milling cutter life is short has been solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A durable milling cutter comprising a milling cutter body (1), characterized in that: the milling cutter body (1) comprises a three-edge milling cutter (101), a transmission case (102) and a connecting rod (103), wherein the transmission case (102) is movably mounted at the top of the three-edge milling cutter (101), the connecting rod (103) is movably connected to the top of the transmission case (102) through a rotating shaft, the top of the transmission case (102) is fixedly connected with a transmission mechanism (2), the transmission mechanism (2) comprises a semicircular gear (21), an output gear (22), a large transmission gear (23), a small transmission gear (24) and a manual rotating shaft (25), the semicircular gear (21) is fixedly connected to the surface of the transmission case (102), the top of the semicircular gear (21) extends to the inside of the connecting rod (103), the output gear (22) is arranged at the top of the semicircular gear (21), and the output gear (22) is meshed with the semicircular gear (21), big drive gear (23) fixed connection is in the both sides of output gear (22), hand pivot (25) set up the left side at connecting rod (103), the right side of hand pivot (25) runs through connecting rod (103) and extends to the inside of connecting rod (103), little drive gear (24) fixed connection is in the both sides on hand pivot (25) surface, little drive gear (24) and big drive gear (23) meshing.

2. The durable milling cutter according to claim 1, wherein: the left side of hand pivot (25) is through mounting fixedly connected with hand runner (3), the surface of hand runner (3) is provided with anti-skidding line.

3. The durable milling cutter according to claim 2, wherein: the top on the left side of the hand rotating wheel (3) is provided with a positioning bolt (4), and the right side of the positioning bolt (4) penetrates through the hand rotating wheel (3) and extends to the inside of the connecting rod (103).

4. The durable milling cutter according to claim 1, wherein: both sides on the surface of the hand rotating shaft (25) are fixedly connected with roller bearings (5), and the surface of an outer ring of each roller bearing (5) is fixedly connected with a connecting rod (103).

5. The durable milling cutter according to claim 1, wherein: the inner part of the output gear (22) is fixedly connected with a fixing rod (6), the two sides of the fixing rod (6) are fixedly connected with stabilizing bearings (7), and the outer sides of the outer rings of the stabilizing bearings (7) are fixedly connected with a connecting rod (103).

6. The durable milling cutter according to claim 1, wherein: the surface of the transmission case (102) is fixedly connected with a fixing sleeve (8), and the bottom of the fixing sleeve (8) is fixedly connected with the top of the three-edge milling cutter (101).