CN214558020U - Thread milling cutter machining device with internal cooling structure - Google Patents
Thread milling cutter machining device with internal cooling structure Download PDFInfo
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- CN214558020U CN214558020U CN202023018998.8U CN202023018998U CN214558020U CN 214558020 U CN214558020 U CN 214558020U CN 202023018998 U CN202023018998 U CN 202023018998U CN 214558020 U CN214558020 U CN 214558020U
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- milling cutter
- thread milling
- main shaft
- seal cover
- fixed
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Abstract
The utility model discloses a thread milling cutter processingequipment with interior cooling structure, including thread milling cutter, thread milling cutter is inside to be opened there is the cooling chamber, the one end terminal surface that thread milling cutter kept away from the cutting edge is run through to the one end in cooling chamber, the fixed one end that cup joints the division board in the cooling chamber, thread milling cutter keeps away from the one end terminal surface of cutting edge and cup joints the seal cover, the inner chamber of the other end joint seal cover of division board, thread milling cutter's one end and seal cover slide and cup joint the open end of main shaft, install the centre gripping subassembly between the terminal surface of main shaft and thread milling cutter's circumference outer wall, fixed cover is cup jointed to the main shaft outside, fixed cover, install the hydrologic cycle subassembly between main shaft and seal cover. The seal cover cup joints the thread milling cutter terminal surface, then in seal cover and thread milling cutter inserted the main shaft together to it is fixed through the centre gripping subassembly, then when the main shaft drove thread milling cutter and carries out the thread milling, the hydrologic cycle subassembly sent into the cooling chamber with cooling water and circulates, thereby realizes the internal cooling to thread milling cutter, and the thread milling cutter of being convenient for cools down, improves life.
Description
Technical Field
The utility model relates to a thread milling cutter technical field specifically is a thread milling cutter processingequipment with internal cooling structure.
Background
The traditional thread machining method mainly adopts a threading tool to turn threads or adopts a screw tap and a die to manually tap and thread, along with the development of numerical control machining technology, particularly the appearance of a three-axis linkage numerical control machining system, a more advanced thread machining mode, namely, the numerical control milling of threads, is realized, the thread milling cutter is used for machining internal and external threads with various different turning directions, during machining, the thread milling cutter can generate heat due to cutting, the thread milling cutter is tightly connected with a workpiece threaded hole, and external cooling liquid is difficult to cool to a blade part, so that the service life of the thread milling cutter is reduced, and the thread milling cutter machining device with the internal cooling structure is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an interior cooling structure thread milling cutter processingequipment has to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an interior cooling structure thread milling cutter processingequipment, includes thread milling cutter, thread milling cutter is inside to be opened there is the cooling chamber, the one end terminal surface that thread milling cutter kept away from the cutting edge is run through to the one end in cooling chamber, the fixed one end that cup joints the division board in the cooling chamber, thread milling cutter keeps away from the one end terminal surface of cutting edge and cup joints the seal cover, the inner chamber of the other end joint seal cover of division board, thread milling cutter's one end and seal cover slide and cup joint the open end of main shaft, install the centre gripping subassembly between the terminal surface of main shaft and thread milling cutter's circumference outer wall, fixed cover is cup jointed to the main shaft outside, install the hydrologic cycle subassembly between fixed cover, main shaft and seal cover.
Preferably, the inner wall symmetry in cooling chamber is opened has two draw-in grooves, and the degree of depth of draw-in groove is less than the degree of depth in cooling chamber, the one end interference joint draw-in groove of division board.
Preferably, the outer diameter of the seal sleeve is equal to the diameter of one end, away from the cutting edge, of the thread milling cutter, the outer wall of one end, away from the cutting edge, of the thread milling cutter is provided with a positioning groove, a positioning block is fixedly installed on the end face of the seal sleeve, and the positioning block is clamped with the positioning groove.
Preferably, the centre gripping subassembly includes solid fixed ring, gu fixed ring integrated into one piece connects the open end of main shaft, gu fixed ring upper shed forms a plurality of clamping pieces, thread milling cutter's outer wall and seal cover slide and run through solid fixed ring, the nut cover is cup jointed through helicitic texture to the clamping piece and the outer wall of solid fixed ring.
Preferably, the water circulation assembly comprises an outer ring groove, the inner wall of the fixed sleeve is provided with two outer ring grooves, the inner wall of the opening end of the main shaft is provided with two inner ring grooves, the outer walls of two sides of the main shaft are respectively provided with a connecting hole, the two connecting holes are respectively communicated with the two outer ring grooves and the inner ring groove, the outer walls of two sides of the fixed sleeve are respectively fixedly sleeved with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively communicated with the two outer ring grooves, the sealing sleeves on two sides of the partition plate are respectively provided with a water outlet hole and a water inlet hole, and the water inlet hole and the water outlet hole are respectively communicated with the two inner ring grooves.
Preferably, the inner walls of the fixed sleeves at the outer ring groove and the inner wall of the main shaft are both fixedly embedded with O-shaped sealing rings.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the seal sleeve is sleeved on the end face of the thread milling cutter through the positioning block and the positioning groove, so that the water inlet hole and the water outlet hole are respectively communicated with the cooling cavities on the two sides of the partition plate, and cooling water can flow along the cooling cavities;
2. the seal sleeve, the main shaft and the fixed sleeve are arranged in the inner ring groove, the connecting hole and the outer ring groove, so that the thread milling cutter is randomly inserted into the main shaft, the main shaft rotates to drive the thread milling cutter to process, the cooling water can be circulated, the internal cooling of the thread milling cutter is realized, the thread milling cutter is convenient to cool, and the service life is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic view of the local structure of the clamping assembly of the present invention.
In the figure: 1. a thread milling cutter; 2. a main shaft; 3. fixing a sleeve; 4. a clamping assembly; 41. a fixing ring; 42. A clip; 43. a nut sleeve; 5. a cooling chamber; 6. a partition plate; 7. sealing sleeves; 8. a water circulation assembly; 81. An outer ring groove; 82. a water inlet pipe; 83. a water outlet pipe; 84. an inner ring groove; 85. connecting holes; 86. a water outlet hole; 87. a water inlet hole; 9. positioning a groove; 10. and (5) positioning the blocks.
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. 1-4, the present invention provides a technical solution: the utility model provides a thread milling cutter processingequipment with interior cooling structure, including thread milling cutter 1, thread milling cutter 1 is inside to be opened there is cooling chamber 5, the one end of cooling chamber 5 runs through thread milling cutter 1 and keeps away from the one end terminal surface of cutting edge, the one end of division board 6 is cup jointed to the cooling chamber 5 internal fixation, thread milling cutter 1 keeps away from the one end terminal surface of cutting edge and cup joints seal cover 7, the inner chamber of division board 6's other end joint seal cover 7, thread milling cutter 1's one end and seal cover 7 slide and cup joint the open end of main shaft 2, install centre gripping subassembly 4 between the terminal surface of main shaft 2 and thread milling cutter 1's circumference outer wall, fixed cover 3 is cup jointed to 2 outsides of main shaft, fixed cover 3, install water circulation subassembly 8 between main shaft 2 and seal cover 7. Seal cover 7 cup joints 1 terminal surface of thread milling cutter, then seal cover 7 and thread milling cutter 1 insert in 2 together to it is fixed through centre gripping subassembly 4, then when 2 drive thread milling cutter 1 of main shaft carry out the thread milling, the hydrologic cycle subassembly 8 circulates in sending into cooling chamber 5 with cooling water, thereby realizes the internal cooling to thread milling cutter 1, and the thread milling cutter 1 of being convenient for cools down, improves life.
Further, the fixed sleeve 3 is the same as the existing spindle shell of the milling machine, when the machine tool runs, the fixed sleeve 3 and the machine tool are kept fixed, and the spindle 2 rotates along the inner cavity of the fixed sleeve 3.
Two draw-in grooves are symmetrically arranged on the inner wall of the cooling cavity 5, the depth of each draw-in groove is smaller than that of the cooling cavity 5, one end of the partition plate 6 is in interference joint with the draw-in grooves, the partition plate 6 is connected with the cooling cavity 5 in a clamped mode to form a U-shaped structure, cooling water convenient to flow in from one end, and cooling water convenient to flow out from the other end of the partition plate achieves circular cooling.
The external diameter of seal cover 7 equals the one end diameter that thread milling cutter 1 kept away from the cutting edge, and thread milling cutter 1 keeps away from the one end outer wall of cutting edge and opens there is constant head tank 9, and seal cover 7's terminal surface fixed mounting locating piece 10, locating piece 10 joint constant head tank 9, then seal cover 7 cup joints at thread milling cutter 1 terminal surface through locating piece 10 and constant head tank 9, the installation of being convenient for.
The clamping assembly 4 comprises a fixing ring 41, the opening end of the spindle 2 is connected with the fixing ring 41 in an integrated manner, a plurality of clamping pieces 42 are formed at the upper opening of the fixing ring 41, the outer wall of the thread milling cutter 1 and the sealing sleeve 7 slide to penetrate through the fixing ring 41, the clamping pieces 42 and the outer wall of the fixing ring 41 are sleeved with a nut sleeve 43 through a thread structure, when the nut sleeve 43 is unscrewed, the clamping pieces 42 are loosened, the thread milling cutter 1 is inserted into the spindle 2 and then the nut sleeve 43 is screwed, the nut sleeve 43 extrudes the clamping pieces 42 to fix the thread milling cutter 1, the mode is similar to the existing milling cutter mounting structure, and redundant description is omitted.
The water circulation component 8 comprises an outer ring groove 81, the inner wall of the fixed sleeve 3 is provided with two outer ring grooves 81, the inner wall of the opening end of the main shaft 2 is provided with two inner ring grooves 84, the outer walls of two sides of the main shaft 2 are respectively provided with a connecting hole 85, the two connecting holes 85 are respectively communicated with the two outer ring grooves 81 and the inner ring groove 84, the outer walls of two sides of the fixed sleeve 3 are respectively fixedly sleeved with a water inlet pipe 82 and a water outlet pipe 83, the water inlet pipe 82 and the water outlet pipe 83 are respectively communicated with the two outer ring grooves 81, the sealing sleeve 7 at two sides of the division plate 6 is respectively provided with a water outlet hole 86 and a water inlet hole 87, the water inlet hole 87 and the water outlet hole 86 are respectively communicated with the two inner ring grooves 84, the inner walls of the fixed sleeve 3 and the inner wall of the main shaft 2 at the positions of the outer ring grooves 81 and the inner ring groove 84 are respectively connected with the two outer ring grooves 81 through the connecting holes 85, during machining, the water inlet pipe 82 sends cooling water into the water inlet hole 87 through the outer annular groove 81, the connecting hole 85 and the inner annular groove 84, the water inlet hole 87 is communicated with the cavity on one side of the partition plate 6, so that the cooling water circulates along the cooling cavity 5 and finally flows into the water outlet pipe 83 through the water outlet hole 86, the other inner annular groove 84, the connecting hole 85 and the outer annular groove 81, circulation of the cooling water is achieved, and the internal cooling effect is improved.
The working principle is as follows: when the utility model is used, the sealing sleeve 7 is sleeved on the end surface of the thread milling cutter 1 through the positioning block 10 and the positioning groove 9, so that the water inlet hole 87 and the water outlet hole 86 are respectively communicated with the cooling cavities 5 at two sides of the partition plate 6, when the nut sleeve 43 is unscrewed, the clamping piece 42 is loosened, the thread milling cutter 1 is inserted into the spindle 2, the nut sleeve 43 is screwed, the nut sleeve 43 extrudes the clamping piece 42 to fix the thread milling cutter 1, at the moment, the sealing sleeve 7 is tightly attached to the inner wall of the spindle 2, the water inlet hole 87 and the water outlet hole 86 are respectively communicated with the two inner annular grooves 84, when the thread milling cutter is machined, the water inlet pipe 82 sends cooling water into the water inlet hole 87 through the outer annular groove 81, the connecting hole 85 and the inner annular groove 84, the water inlet hole 87 is communicated with the cavity at one side of the partition plate 6, thereby the cooling water is circulated along the cooling cavity 5, finally, the water passes through the water outlet hole 86 and the other inner annular groove 84, the connecting hole 85 and the outer annular groove 81 flow into the water outlet pipe 83, the circulation of cooling water is realized, so that the internal cooling of the thread milling cutter 1 is realized, the thread milling cutter 1 is convenient to cool, and the service life is prolonged.
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 (6)
1. A thread milling cutter machining device with an internal cooling structure comprises a thread milling cutter (1), and is characterized in that: thread milling cutter (1) is inside to be opened there is cooling chamber (5), the one end of cooling chamber (5) runs through the one end terminal surface that thread milling cutter (1) kept away from the cutting edge, the one end of division board (6) is cup jointed to cooling chamber (5) internal fixation, the one end terminal surface that the cutting edge was kept away from in thread milling cutter (1) cup joints seal cover (7), the inner chamber of other end joint seal cover (7) of division board (6), the open end of main shaft (2) is cup jointed in the one end of thread milling cutter (1) and seal cover (7) slip, install centre gripping subassembly (4) between the circumference outer wall of the terminal surface of main shaft (2) and thread milling cutter (1), fixed cover (3) is cup jointed to main shaft (2) outside, install water circulation subassembly (8) between fixed cover (3), main shaft (2) and seal cover (7).
2. A thread milling cutter machining apparatus having an internal cooling structure according to claim 1, wherein: the inner wall symmetry of cooling chamber (5) is opened there are two draw-in grooves, and the degree of depth of draw-in groove is less than the degree of depth of cooling chamber (5), the one end interference joint draw-in groove of division board (6).
3. A thread milling cutter machining apparatus having an internal cooling structure according to claim 1, wherein: the outer diameter of seal cover (7) equals the one end diameter of keeping away from the cutting edge in thread milling cutter (1), the one end outer wall of keeping away from the cutting edge in thread milling cutter (1) is opened there is constant head tank (9), terminal surface fixed mounting locating piece (10) of seal cover (7), locating piece (10) joint constant head tank (9).
4. A thread milling cutter machining apparatus having an internal cooling structure according to claim 1, wherein: centre gripping subassembly (4) are including solid fixed ring (41), gu fixed ring (41) integrated into one piece connects the open end of main shaft (2), gu fixed ring (41) upper shed forms a plurality of clamping pieces (42), the outer wall and the seal cover (7) of thread milling cutter (1) slide and run through solid fixed ring (41), the outer wall of clamping piece (42) and solid fixed ring (41) passes through helicitic texture cup joint nut cover (43).
5. A thread milling cutter machining apparatus having an internal cooling structure according to claim 1, wherein: the water circulation assembly (8) comprises an outer ring groove (81), the inner wall of the fixed sleeve (3) is provided with two outer ring grooves (81), the inner wall of the opening end of the main shaft (2) is provided with two inner ring grooves (84), the outer walls of the two sides of the main shaft (2) are respectively provided with connecting holes (85), the two connecting holes (85) are respectively communicated with the two outer ring grooves (81) and the inner ring grooves (84), the outer walls of the two sides of the fixed sleeve (3) are respectively fixedly sleeved with a water inlet pipe (82) and a water outlet pipe (83), the water inlet pipe (82) and the water outlet pipe (83) are respectively communicated with the two outer ring grooves (81), the sealing sleeves (7) at the two sides of the partition plate (6) are respectively provided with a water outlet hole (86) and a water inlet hole (87), and the water inlet hole (87) and the water outlet hole (86) are respectively communicated with the two inner ring grooves (84).
6. A thread milling cutter machining apparatus having an internal cooling structure according to claim 5, wherein: and O-shaped sealing rings are fixedly embedded in the inner walls of the fixed sleeve (3) and the main shaft (2) at the positions of the outer ring groove (81) and the inner ring groove (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023018998.8U CN214558020U (en) | 2020-12-15 | 2020-12-15 | Thread milling cutter machining device with internal cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023018998.8U CN214558020U (en) | 2020-12-15 | 2020-12-15 | Thread milling cutter machining device with internal cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214558020U true CN214558020U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023018998.8U Active CN214558020U (en) | 2020-12-15 | 2020-12-15 | Thread milling cutter machining device with internal cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214558020U (en) |
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2020
- 2020-12-15 CN CN202023018998.8U patent/CN214558020U/en active Active
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