CN213379492U - Repair terminal surface annular groove milling cutter - Google Patents
Repair terminal surface annular groove milling cutter Download PDFInfo
- Publication number
- CN213379492U CN213379492U CN202120715797.9U CN202120715797U CN213379492U CN 213379492 U CN213379492 U CN 213379492U CN 202120715797 U CN202120715797 U CN 202120715797U CN 213379492 U CN213379492 U CN 213379492U
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- rod
- groove
- block
- round
- hole
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- 238000003801 milling Methods 0.000 title claims abstract description 29
- 238000009423 ventilation Methods 0.000 claims abstract description 37
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000009966 trimming Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
A milling cutter for trimming end face annular grooves belongs to the field of milling cutters. The side surface of the connecting block is fixedly connected with an annular convex block, the side surface of the annular convex block is in threaded connection with a fastening bolt, the lower end of the connecting block is provided with a thread groove, and the lower end of the connecting block is in threaded connection with a rotating rod through the thread groove; a round hole I axially penetrating through the rotating rod is formed in the center of the rotating rod; the two semicircular blocks are symmetrically hinged at the lower end of the rotating rod; the circular ring I is sleeved on the outer sides of the two semicircular blocks; the round rod is connected in the round hole I through a bearing, the round rod is in sliding fit with the round hole II, and the round rod is positioned in the arc-shaped groove; each shaft lever is fixedly connected to the inner wall of the corresponding ventilation groove. The annular grooves with rectangular and V-shaped cross sections can be processed, and the switching is convenient in two states; the utility model discloses still have and strengthen the radiating effect, avoid the overheated work piece processingquality who leads to of cutter to descend and cutter self life reduces.
Description
Technical Field
The utility model relates to a repair terminal surface annular groove milling cutter belongs to the milling cutter field.
Background
When the annular groove is machined on the end face of a workpiece, a milling cutter is usually used, but the existing commonly-used milling cutter only can machine the annular groove with a rectangular cross section when the annular groove is machined, the application range is small, and when the milling cutter machines the workpiece, the heat dissipation of the cutter is poor, so that the cutter can generate heat seriously, and the machining quality of the workpiece and the service life of the cutter are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a repair terminal surface annular groove milling cutter for solving the above-mentioned problem that exists among the background art.
The utility model realizes the above purpose, and the technical scheme of taking is as follows:
a milling cutter for trimming end face annular grooves comprises two milling cutters, a cutter bar, a transmission device and a blade; each milling cutter comprises a semicircular block, a connecting plate and a rear baffle plate; a connecting plate is fixedly connected to the outer circular surface of the semicircular block in an inclined mode, and a bolt hole I is formed in the connecting plate; an arc-shaped groove is axially formed in the center of the semicircular block, a ventilation groove is axially formed in the semicircular block and is communicated with the arc-shaped groove, a ventilation hole is radially formed in the semicircular block, one end of the ventilation hole is communicated with the ventilation groove, and the other end of the ventilation hole is located above the joint of the connecting plate and the semicircular block; a bolt hole II is formed in the position, close to the lower end, of one side wall of the ventilating groove; the rear baffle is transversely and fixedly connected to the inner wall of the ventilation groove, and a plurality of through holes are formed in the rear baffle;
the cutter bar comprises a circular ring I, two telescopic rods, a connecting block, an annular bump, a fastening bolt and a rotating rod; the side surface of the connecting block is fixedly connected with an annular convex block, the side surface of the annular convex block is in threaded connection with a fastening bolt, the lower end of the connecting block is provided with a thread groove, and the lower end of the connecting block is in threaded connection with a rotating rod through the thread groove; a round hole I axially penetrating through the rotating rod is formed in the center of the rotating rod; a round hole II is formed in the bottom end of the connecting block, and the round hole I is communicated with the round hole II; the fixed end of each telescopic rod is fixedly connected to the lower end of the annular bump, and the movable end of each telescopic rod is fixedly connected with a circular ring I;
the transmission device comprises a round rod, two shaft levers, two rotating blocks, a circular ring II and a rectangular rod; the round rod is connected with a round ring II through threads; two rotating blocks are symmetrically hinged to the outer circular surface of the circular ring II; the other end of each rotating block is connected with a shaft lever through a bearing; the lower end of the round rod is provided with a rectangular slot, and the rectangular rod is in sliding fit with the rectangular slot;
the two semicircular blocks are symmetrically hinged at the lower end of the rotating rod; the circular ring I is sleeved on the outer sides of the two semicircular blocks; the round rod is connected in the round hole I through a bearing, the round rod is in sliding fit with the round hole II, and the round rod is positioned in the arc-shaped groove; each shaft lever is fixedly connected to the inner wall of the corresponding ventilation groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model can not only process the ring groove with rectangular and V-shaped cross section, but also is convenient to switch under two states; the utility model discloses still have and strengthen the radiating effect, avoid the overheated work piece processingquality who leads to of cutter to descend and cutter self life reduces.
Drawings
Fig. 1 is a front view of a face trimming ring groove milling cutter of the present invention;
fig. 2 is a front view of a milling cutter of the present invention;
fig. 3 is a top view of a milling cutter of the present invention;
fig. 4 is a front view of a tool bar of a face shaving slotting cutter of the present invention;
fig. 5 is a front view of the transmission device of the face trimming slotting cutter of the present invention.
In the figure: 1. milling cutters; 101. a semicircular block; 102. a connecting plate; 103. a bolt hole I; 104. a vent hole; 105. a ventilation slot; 106. an arc-shaped slot; 107. a through hole; 108. a tailgate; 109. a bolt hole II; 2. a cutter bar; 201. a circular ring I; 202. a telescopic rod; 203. connecting blocks; 204. an annular projection; 205. fastening a bolt; 206. a circular hole II; 207. rotating the rod; 208. a circular hole I; 3. a transmission device; 301. a round bar; 302. a shaft lever; 303. rotating the block; 304. a circular ring II; 305. a rectangular bar; 4. a blade.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
The first embodiment is as follows: as shown in fig. 1 to 5, the present embodiment describes an end face trimming circular groove milling cutter, which includes two milling cutters 1, a cutter bar 2, a transmission device 3 and an insert 4; each of the milling cutters 1 includes a semicircular block 101, a coupling plate 102, and a back plate 108; a connecting plate 102 is obliquely and fixedly connected to the outer circular surface of the semicircular block 101, and a bolt hole I103 is formed in the connecting plate 102; an arc-shaped groove 106 is axially formed in the center of the semicircular block 101, a ventilation groove 105 is further axially formed in the semicircular block 101, the ventilation groove 105 is communicated with the arc-shaped groove 106, a ventilation hole 104 is radially formed in the semicircular block 101, one end of the ventilation hole 104 is communicated with the ventilation groove 105, and the other end of the ventilation hole 104 is located above the joint of the connecting plate 102 and the semicircular block 101; a bolt hole II 109 is formed in the position, close to the lower end, of one side wall of the ventilation groove 105; the rear baffle 108 is transversely and fixedly connected to the inner wall of the ventilation groove 105, and a plurality of through holes 107 are formed in the rear baffle 108;
the cutter bar 2 comprises a circular ring I201, two telescopic rods 202, a connecting block 203, an annular convex block 204, a fastening bolt 205 and a rotating rod 207; the side surface of the connecting block 203 is fixedly connected with an annular convex block 204, the side surface of the annular convex block 204 is in threaded connection with a fastening bolt 205, the lower end of the connecting block 203 is provided with a thread groove, and the rotating rod 207 is in threaded connection with the thread groove; a round hole I208 axially penetrating through the rotating rod 207 is formed in the center of the rotating rod 207; a round hole II 206 is formed in the bottom end of the connecting block 203, and the round hole I208 is communicated with the round hole II 206; the fixed end of each telescopic rod 202 is fixedly connected to the lower end of the annular bump 204, and the movable end of each telescopic rod 202 is fixedly connected with a ring I201;
the transmission device 3 comprises a round rod 301, two shaft rods 302, two rotating blocks 303, a circular ring II 304 and a rectangular rod 305; the round rod 301 is connected with a round ring II 304 through threads; two rotating blocks 303 are symmetrically hinged to the outer circular surface of the circular ring II 304; the other end of each rotating block 303 is connected with a shaft lever 302 through a bearing; the lower end of the round rod 301 is provided with a rectangular slot, and the rectangular rod 305 is in sliding fit with the rectangular slot;
the two semicircular blocks 101 are symmetrically hinged at the lower end of the rotating rod 207; the ring I201 is sleeved on the outer sides of the two semicircular blocks 101; the round rod 301 is connected in the round hole II 206 through a bearing, the round rod 301 is in sliding fit with the round hole I208, and the round rod 301 is located in the arc-shaped groove 106; each of the shafts 302 is fixedly attached to the inner wall of the corresponding ventilation slot 105. Ring I201 and two semicircle pieces 101 interference fit avoid using the milling cutter sword processing in the semicircle piece 101 outside, and two semicircle pieces 101 part under the effect of centrifugal force, influence work piece processing.
The second embodiment is as follows: as shown in fig. 1 to 5, this embodiment is further described with respect to the first embodiment, when it is required to machine an annular groove having a V-shaped cross section, the fastening bolt 205 passes through the bolt hole i 103 to fix the connecting plate 102 to the side surface of the annular projection 204, and the blade 4 is mounted on the bolt hole ii 109 of the ventilation groove 105 by a bolt, and the lower end of the blade 4 is exposed at the lower end of the semicircular block 101. The fastening bolt 205 is used for strengthening the connection strength of the semicircular block 101 and the connecting block 203 through the connecting plate 102, and the problem that when the blade 4 is used for processing an annular groove with a V-shaped cross section, a hinge at the connection part of the semicircular block 101 and the rotating rod 207 is broken to influence processing is avoided.
The third concrete implementation mode: as shown in fig. 1 to 5, this embodiment is further described as an embodiment one, and when each connecting plate 102 is fixed on the side of the annular projection 204 by the corresponding fastening bolt 205, the semicircular block 101 is inclined.
The fourth concrete implementation mode: as shown in fig. 1 to 5, this embodiment is further explained as the first embodiment, and the length of the bolt connecting the blade 4 is smaller than the width of the ventilation slot 105.
The fifth concrete implementation mode: as shown in fig. 1-5, which further illustrate the first embodiment, the thickness of the blade 4 is smaller than the width of the ventilation slot 105. The air flow is convenient, and the heat dissipation is carried out on the cutter.
The sixth specific implementation mode: as shown in fig. 1 to 5, this embodiment is further described as an embodiment one, a milling blade is provided on the outer circumferential surface of each semicircular block 101, and the milling blade is located below the corresponding connecting plate 102.
The utility model discloses a theory of operation is: when the device is used for processing an annular groove with a rectangular section, the device is installed according to the mode shown in figure 1, the rectangular rod 305 and the blade 4 are disassembled, then the annular groove can be processed on a workpiece through the milling cutter blade on the outer side of the semicircular block 101, when the annular groove with the V-shaped section needs to be processed, because the thread pitch of the thread on the outer circular surface of the rotating rod 207 is the same as the thread pitch on the outer circular surface of the round rod 301, the rectangular rod 305 is inserted into the rectangular slot at the lower end of the round rod 301, then the semicircular block 101 is rotated, the rectangular rod 305 is held by the other hand to prevent the round rod 301 from rotating, the semicircular block 101 rotates to drive the rotating rod 207 to rotate, the rotating rod 207 moves downwards relative to the connecting block 203, simultaneously, when the semicircular block 101 rotates, because the rectangular rod 305 limits the rotation of the round rod 301, the semicircular block 101 drives the rotating block 303 to rotate through the shaft rod 302 to further drive the ring II 304 to rotate, the connecting plate 102 is moved downwards to the position where the connecting plate 102 is not contacted with the annular bump 204 after rotating, the connecting plate 102 is prevented from being clamped by the annular bump 204 when rotating, the connecting plate 102 is prevented from moving, then the ring I201 is pushed upwards to be separated from the semicircular block 101, the semicircular block 101 is held by one hand to prevent the connecting plate 102 from rotating, the rectangular rod 305 is rotated by the other hand, the rectangular rod 305 drives the circular rod 301 to rotate, the circular rod 301 drives the circular ring II 304 to move, the circular ring II 304 drives the rotating block 303 to move, and then the two semicircular blocks 101 are driven to move in opposite directions until the central line of the connecting plate 102 is parallel to the central line of the annular bump 204 and then stop rotating, then the semicircular block 101 is rotated, the rectangular rod 305 is held by the other hand, the rotating rod 207 is moved to the uppermost end of the thread groove, at the moment, the connecting plate 102 is moved to the side surface of the annular bump 204, the strength of the semicircular block 101 is enhanced, meanwhile, the circular ring I201 is pushed to move upwards in the process that the semicircular block 101 moves upwards, the telescopic rod 202 is driven to contract, and finally the blade 4 is fixed on the bolt hole II 109 in the ventilation groove 105 through the bolt;
when the device adds man-hour to the work piece, this device rotates, because connecting plate 102 is straight board, and the length of connecting plate 102 is greater than the diameter of semicircle piece 101, so when the device rotates, connecting plate 102 can promote the air to flow, make the air pressure in the ventilation hole 104 outside reduce, and then drive the air of semicircle piece 101 lower extreme and pass through ventilation groove 105, ventilation hole 104 flows out, drive the inside circulation of air of arc groove 106 in the semicircle piece 101, make semicircle piece 101 or blade 4 take away the heat of semicircle piece 101 outside milling cutter edge and blade 4 through circulation of air at the during operation, and then guarantee the life of work piece processingquality and cutter.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other forms of embodiment without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a repair terminal surface annular groove milling cutter which characterized in that: comprises two milling cutters (1), a cutter bar (2), a transmission device (3) and a blade (4); each milling cutter (1) comprises a semicircular block (101), a connecting plate (102) and a rear baffle (108); a connecting plate (102) is obliquely and fixedly connected to the outer circular surface of the semicircular block (101), and a bolt hole I (103) is formed in the connecting plate (102); an arc-shaped groove (106) is axially formed in the center of the semicircular block (101), a ventilation groove (105) is axially formed in the semicircular block (101), the ventilation groove (105) is communicated with the arc-shaped groove (106), a ventilation hole (104) is radially formed in the semicircular block (101), one end of the ventilation hole (104) is communicated with the ventilation groove (105), and the other end of the ventilation hole (104) is located above the joint of the connecting plate (102) and the semicircular block (101); a bolt hole II (109) is formed in the position, close to the lower end, of one side wall of the ventilation groove (105); the rear baffle (108) is transversely and fixedly connected to the inner wall of the ventilation groove (105), and a plurality of through holes (107) are formed in the rear baffle (108);
the cutter bar (2) comprises a circular ring I (201), two telescopic rods (202), a connecting block (203), an annular convex block (204), a fastening bolt (205) and a rotating rod (207); the side surface of the connecting block (203) is fixedly connected with an annular convex block (204), the side surface of the annular convex block (204) is in threaded connection with a fastening bolt (205), the lower end of the connecting block (203) is provided with a thread groove, and a rotating rod (207) is in threaded connection with the thread groove; a round hole I (208) axially penetrating through the rotating rod (207) is formed in the center of the rotating rod (207); a round hole II (206) is formed in the bottom end of the connecting block (203), and the round hole I (208) is communicated with the round hole II (206); the fixed end of each telescopic rod (202) is fixedly connected to the lower end of the annular bump (204), and the movable end of each telescopic rod (202) is fixedly connected with a circular ring I (201);
the transmission device (3) comprises a round rod (301), two shaft rods (302), two rotating blocks (303), a round ring II (304) and a rectangular rod (305); the round rod (301) is connected with a round ring II (304) through threads; two rotating blocks (303) are symmetrically hinged to the outer circular surface of the circular ring II (304); the other end of each rotating block (303) is connected with a shaft lever (302) through a bearing; the lower end of the round rod (301) is provided with a rectangular slot, and the rectangular rod (305) is in sliding fit with the rectangular slot;
the two semicircular blocks (101) are symmetrically hinged at the lower end of the rotating rod (207); the circular ring I (201) is sleeved on the outer sides of the two semicircular blocks (101); the round rod (301) is connected into the round hole II (206) through a bearing, the round rod (301) is in sliding fit with the round hole I (208), and the round rod (301) is located in the arc-shaped groove (106); each shaft lever (302) is fixedly connected to the inner wall of the corresponding ventilation groove (105).
2. The face shaving ring slot cutter as claimed in claim 1, wherein: when the annular groove with the V-shaped cross section needs to be machined, the fastening bolt (205) penetrates through the bolt hole I (103) to fix the connecting plate (102) on the side face of the annular bump (204), the blade (4) is installed on the bolt hole II (109) of the ventilation groove (105) through the bolt, and the lower end of the blade (4) is exposed out of the lower end of the semicircular block (101).
3. The face shaving ring slot cutter as claimed in claim 2, wherein: when each connecting plate (102) is fixed on the side of the annular convex block (204) through a corresponding fastening bolt (205), the semicircular block (101) is inclined.
4. The face shaving ring slot cutter as claimed in claim 2, wherein: the length of the bolt connecting the blades (4) is smaller than the groove width of the ventilation groove (105).
5. The face shaving ring slot cutter as claimed in claim 1, wherein: the thickness of the blade (4) is smaller than the groove width of the ventilation groove (105).
6. The face shaving ring slot cutter as claimed in claim 1, wherein: and a milling blade is arranged on the outer circular surface of each semicircular block (101), and is positioned below the corresponding connecting plate (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120715797.9U CN213379492U (en) | 2021-04-08 | 2021-04-08 | Repair terminal surface annular groove milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120715797.9U CN213379492U (en) | 2021-04-08 | 2021-04-08 | Repair terminal surface annular groove milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213379492U true CN213379492U (en) | 2021-06-08 |
Family
ID=76196883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120715797.9U Expired - Fee Related CN213379492U (en) | 2021-04-08 | 2021-04-08 | Repair terminal surface annular groove milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213379492U (en) |
-
2021
- 2021-04-08 CN CN202120715797.9U patent/CN213379492U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210608 |