CN211614344U - Lathe tool group for deep groove machining - Google Patents
Lathe tool group for deep groove machining Download PDFInfo
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- CN211614344U CN211614344U CN201921479678.7U CN201921479678U CN211614344U CN 211614344 U CN211614344 U CN 211614344U CN 201921479678 U CN201921479678 U CN 201921479678U CN 211614344 U CN211614344 U CN 211614344U
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Abstract
The utility model discloses a lathe tool group for deep groove processing for the novel lathe tool group of processing large-scale part deep groove and the method of processing large-scale part deep groove. A novel turning tool group for processing large-scale part deep trouth includes: a grooving cutter; a 75-degree turning tool; 90 degrees turning tool. Set up accurate cooling unit in the cutter arbor, the processing end setting of 75 turning tools is used for the fixed mode of crossing location of blade, improves cutting stability. The processing method for processing the deep groove of the large part comprises the following steps: grooving; cutting a wide groove; and (4) trimming the groove bottom, wherein the traditional deep groove rough machining process of the large part is optimized by the method. The novel lathe tool set for machining the deep groove can effectively reduce the tool changing time in the process of machining the deep groove of the large part and improve the metal removal rate.
Description
Technical Field
The utility model relates to a deep groove rough machining, semi-finishing on parts such as large-scale axle type part, shaft coupling, sprocket, gear especially relate to a lathe tool group for deep groove processing.
Background
Deep grooves of large shaft parts, couplings, chain wheels, gears and other parts are generally machined by using a grooving cutter, and the rough machining of the grooves needs to be carried out by frequently replacing blades and cutters. And meanwhile, the cost of the slot cutter blade with larger cutting width is higher, so that the processing cost is difficult to guarantee.
In addition, the traditional 75-degree turning tool has poor processing stability in heavy-load cutting, and the processing safety needs to be improved through other cutter designs.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model discloses a design novel lathe tool group and the processing method of processing the deep groove of large-scale part, optimize the rough machining process of the deep groove of traditional large-scale part, improve the efficiency of processing the deep groove of large-scale part.
The purpose of the utility model is realized by adopting the following technical scheme:
the utility model provides a lathe tool group is used in deep groove processing, lathe tool group includes grooving cutter, 75 lathe tools and 90 lathe tools, grooving cutter, 75 lathe tools and 90 lathe tools are removable to be set up on the handle of a knife, just two sides of symmetry on the cutter arbor axial direction of grooving cutter, 75 lathe tools and 90 lathe tools can both carry out cutting process, wherein, the grooving cutter is used for the grooving degree of depth processing of the deep groove of part, 75 lathe tools are used for the groove width processing of deep groove, 90 lathe tools are used for the half precision processing of deep groove.
Preferably, the slotting cutter comprises a cutter body, a cutter pad screw, a blade locking screw and a cutter bar auxiliary supporting screw, wherein the cutter pad, the cutter pad screw, the blade and the blade locking screw are arranged at the processing end of the cutter body, a connecting hole is formed in the middle of the blade and is fixed to the processing end of the front end head of the cutter body through the blade locking screw, and the cutter bar auxiliary supporting screw is arranged at the butt joint of the cutter body and the cutter handle and is used for positioning and supporting the cutter body, so that the rigidity of the cutter is improved.
Preferably, the insert locking screw is provided in a direction normal to the cutting edge of the cutter body.
Preferably, a precise cooling unit is arranged in the cutter body of the grooving cutter, and comprises a cooling liquid channel and a liquid spraying hole, and the liquid spraying hole is aligned to the cutting position of the blade.
Preferably, the 75-degree turning tool comprises a tool body, blades, blade locking screws and a tool bar auxiliary supporting screw, wherein the two symmetrically arranged blades are detachably fixed at the processing end of the tool body through the blade locking screws respectively, and the tool bar auxiliary supporting screw is arranged at the butt joint of the tool body and the tool holder and is used for positioning and supporting the tool body, so that the rigidity of the tool is improved.
Preferably, a precise cooling unit is arranged in the cutter body of the 75-degree cutter, the precise cooling unit comprises a cooling liquid channel and a liquid spraying hole, and the liquid spraying hole is aligned with the cutting position of the blade.
Preferably, a semi-cylindrical inward concave positioning groove is formed in the blade of the 75-degree cutter, a semi-cylindrical outward convex embedding part is correspondingly formed in the blade mounting part at the front end of the cutter body of the 75-degree cutter, and the semi-cylindrical inward concave positioning groove is matched with the semi-cylindrical outward convex embedding part to achieve over-positioning matching of the blade, so that the stability of the 75-degree cutter is improved.
Preferably, the 90-degree turning tool comprises a tool body, a shim screw, a blade locking screw and a tool bar auxiliary supporting screw, wherein the blade is detachably arranged at the front end of the tool body through the blade locking screw, the shim and the shim screw, and the tool bar auxiliary supporting screw is arranged at the butt joint of the tool body and the tool holder and used for positioning and supporting the tool body, so that the rigidity of the tool is improved.
Preferably, a precise cooling unit is arranged in the cutter body of the 90-degree cutter, the precise cooling unit comprises a cooling liquid channel and a liquid spraying hole, and the liquid spraying hole is aligned with the cutting position of the blade.
A deep groove machining method for large parts by adopting the turning tool set comprises the following steps:
step S1, grooving, namely grooving the deep groove by using a grooving cutter;
step S2, cutting width, namely cutting width of the deep groove by using blades on two sides of a 75-degree turning tool, and processing the width of the deep groove to meet the process requirement;
step S3, roughly machining the bottom of the groove, and roughly machining the bottom of the deep groove by using a 90-degree turning tool;
and step S4, semi-precision machining, namely, performing semi-finish machining on the deep groove after using a blade on one side of a 90-degree turning tool to finish machining the deep groove.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses set up accurate cooling unit on the cutter arbor, improve the bits ability of cutting process interruption through accurate cooling unit to improve the blade life-span.
The utility model discloses an existing standard blade, or standard blade reforms transform, need not the non-demarcation system blade.
The utility model discloses an auxiliary supporting screw has carried out the location supporting to cutter arbor and equipment, improves the rigidity of adding the cutter man-hour.
The utility model discloses a mounting means that the screw of cutting edge normal direction comes the fixed blade has changed the atress direction of blade and screw, reduces the size of the power that receives in the course of working.
The utility model discloses the blade of 75 turning tools adopts the fixed mode of location with the cutter body, improves the stability of cutting.
Drawings
Fig. 1 is a schematic structural view of a grooving tool of the lathe tool set of the present invention;
FIG. 2 is a partial cross-sectional view of the slitting knife;
fig. 3 is a schematic structural view of a 75 ° turning tool of the turning tool set of the present invention;
FIG. 4 is a partial cross-sectional view of a 75 ° cutter;
FIG. 5 is an enlarged partial view of the machined end of the 75 cutter;
fig. 6 is a schematic structural view of a 90 ° cutter of the turning tool set of the present invention;
FIG. 7 is an enlarged partial view of the 90 ° cutter;
fig. 8 is a schematic view of a grooving process using the turning tool set of the present invention.
In the figure: 1. a grooving cutter; 101. a cutter body; 102. a shim; 103. a shim screw; 2. a blade; 203. a blade locking screw; 204. the cutter bar assists the supporting screw; 110. a coolant passage; 111. a liquid ejection hole;
2. a 75-degree turning tool; 101. a cutter body; 2. a blade; 203. a blade locking screw; 204. a cutter bar auxiliary support screw 204; 110. a coolant passage; 111. a liquid ejection hole; 220. a semi-cylindrical concave positioning groove;
3. a 90-degree turning tool; 101. a cutter body; 11102. a shim; 103. a shim screw; 2. a blade; 203. a blade locking screw; 204. the cutter bar assists the supporting screw; 110. a coolant passage; 111. and (4) liquid spraying holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-7, a turning tool set for deep groove machining, the turning tool set includes a grooving tool 1, a 75 ° turning tool 2 and a 90 ° turning tool 3, the grooving tool 1, the 75 ° turning tool 2 and the 90 ° turning tool 3 are arranged on a tool holder in a replaceable manner, and two symmetrical surfaces of the grooving tool 1, the 75 ° turning tool 2 and the 90 ° turning tool 3 in the tool holder axial direction can be subjected to cutting machining, wherein the grooving tool 1 is used for deep groove grooving depth machining of a part, the 75 ° turning tool 2 is used for deep groove width machining, and the 90 ° turning tool 3 is used for semi-precision machining of a deep groove.
The utility model discloses an above-mentioned lathe tool group is used for processing large-scale part deep trouth. And finishing the processing of the deep groove of the large part through the processing processes of grooving, widening and finishing. The lathe tool group can reduce the replacement times of the tool.
Referring to fig. 1-2, the slotting cutter 1 includes a cutter body 101, a shim 102, a shim screw 103, a blade 2, a blade locking screw 203 and a cutter bar auxiliary support screw 204, the shim 102, the shim screw 103, the blade 2 and the blade locking screw 203 are arranged at a processing end of the cutter body 101, a connecting hole is arranged at the middle part of the blade 2 and fixed on the processing end of the front end head of the cutter body 101 through the blade locking screw 203, and the cutter bar auxiliary support screw 204 is arranged at the butt joint of the cutter body 101 and the cutter handle and performs positioning support on the cutter body 101, so as to improve the rigidity of the cutter.
The insert locking screw 203 is provided in the direction normal to the cutting edge of the cutter body 101.
A precise cooling unit is arranged in the cutter body 101 of the slotting cutter 1 and comprises a cooling liquid channel 110 and a liquid spraying hole 111, and the liquid spraying hole 111 is aligned with the cutting position of the blade 2.
Referring to fig. 3 to 5, the 75 ° turning tool 2 includes a tool body 101, two blades 2, two blade locking screws 203, and a tool bar auxiliary support screw 204, the two symmetrically arranged blades 2 are detachably fixed at a processing end of the tool body 101 through the blade locking screws 203, and the tool bar auxiliary support screw 204 is arranged at a butt joint of the tool body 101 and the tool holder and performs positioning support on the tool body 101, so as to improve rigidity of the tool.
Wherein, set up accurate cooling unit in 75 cutters 2's cutter body 101, accurate cooling unit includes coolant passage 110 and hydrojet hole 111, and hydrojet hole 111 aims at the cutting department of blade 2.
In order to improve the contact rigidity and limit the displacement of the blade in the heavy-duty cutting process, a semi-cylindrical concave positioning groove 220 is arranged on the blade 2 of the 75-degree cutter 2, a semi-cylindrical convex embedding part is correspondingly arranged at the blade mounting part at the front end of the cutter body 101 of the 75-degree cutter 2, and the semi-cylindrical concave positioning groove 220 is matched with the semi-cylindrical convex embedding part to realize the over-positioning matching of the blade 2, so that the stability of the 75-degree cutter 2 is improved.
Referring to fig. 6 and 7, the 90 ° turning tool 3 includes a tool body 101, a shim 11102, a shim screw 103, a blade 2, a blade locking screw 203, and a tool holder auxiliary support screw 204, wherein the blade 2 is detachably disposed at the front end of the tool body 101 through the blade locking screw 203, the shim 11102, and the shim screw 103, and the tool holder auxiliary support screw 204 is disposed at the joint of the tool body 101 and the tool holder and positionally supports the tool body 101, thereby improving the rigidity of the tool.
Wherein, set up accurate cooling unit in the cutter body 101 of 90 cutters 3, accurate cooling unit includes coolant passage 110 and hydrojet hole 111, and hydrojet hole 111 aims at the cutting department of blade 2.
To sum up, the utility model discloses a bearing structure has been designed on the cutter arbor of lathe tool group to carry out the rigidity contact through cutter arbor auxiliary bearing screw (204) and lathe blade holder, improve the rigidity of cutter when adding man-hour.
Wherein, the grooving cutter 1 and the 90-degree turning cutter 3 in the turning cutter group use the design of tool pads (102, 11102) to avoid the cutter body from being damaged by the blade.
The lathe tool group is manufactured by adopting the existing standard blade or the standard blade without manufacturing the non-standard blade.
The turning tool set is provided with the accurate cooling units (110, 111,110 and 111) on the cutter bar, cooling water is connected into the cutter bar through the interface at the tail end of the cutter bar, and is accurately sprayed on the cutting edge through the cutter bar cooling pipeline, so that the chip breaking capacity in the cutting process is improved through the accurate cooling units, and the service life of the blade is prolonged.
75 lathe tools 2 in the lathe tool group, the cylindrical constant head tank of coping is as crossing the location on blade 2, and the blade has carried out location fit through this groove with the cutter body, further limits the blade displacement volume among the heavy load cutting process to further improve the contact rigidity, make the cutting process more reliable and more stable.
The utility model discloses lie in with the difference of current large-scale part deep trouth lathe tool:
firstly, a precise cooling unit is arranged on the cutter bar.
And arranging an auxiliary supporting screw.
And the blade and the cutter body adopt an over-positioning fixing mode, so that the cutting stability is improved.
And fourthly, the cutter bar is simultaneously provided with the blade mounting positions on the left side and the right side to reduce the cutter changing time.
Referring to fig. 8, the process of processing the deep groove of the large part of the present invention is shown. The utility model discloses an adopt the deep groove processing method of large-scale part of above-mentioned lathe tool group, the method includes following step:
in step S1, grooving is performed by using the grooving blade 1 to perform deep groove grooving.
And step S2, cutting width, namely cutting width of the deep groove by using the blades on two sides of the 75-degree turning tool 2, and processing the width of the deep groove to meet the process requirement.
And step S3, roughly machining the bottom of the groove, and roughly machining the bottom of the deep groove by using a 90-degree turning tool 3.
And step S4, semi-precision machining, namely, performing semi-precision machining on the deep groove after using a blade at one side of the 90-degree turning tool 3 to finish machining the deep groove.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a lathe tool group is used in deep trouth processing, lathe tool group is including grooving cutter (1), 75 lathe tools (2) and 90 lathe tools (3), its characterized in that: the grooving tool comprises a tool handle, and is characterized in that a grooving tool (1), a 75-degree turning tool (2) and a 90-degree turning tool (3) are arranged on the tool handle in a replaceable manner, two symmetrical surfaces in the axial direction of the tool shank of the grooving tool (1), the 75-degree turning tool (2) and the 90-degree turning tool (3) can be cut, the grooving tool (1) is used for grooving depth machining of deep grooves of parts, the 75-degree turning tool (2) is used for groove width machining of the deep grooves, and the 90-degree turning tool (3) is used for half-precision machining of the deep grooves.
2. The turning tool set according to claim 1, wherein: the grooving cutter (1) comprises a cutter body (101), a cutter pad (102), a cutter pad screw (103), a blade (104), a blade locking screw (203) and a cutter bar auxiliary supporting screw (204), wherein the cutter pad (102), the cutter pad screw (103), the blade (104) and the blade locking screw (203) are arranged at a processing end of the cutter body (101), a connecting hole is formed in the middle of the blade (104) and is fixed to the processing end of the front end of the cutter body (101) through the blade locking screw (203), the cutter bar auxiliary supporting screw (204) is arranged at the butt joint of the cutter body (101) and a cutter handle and used for positioning and supporting the cutter body (101), and therefore the rigidity of the cutter is improved.
3. The turning tool set according to claim 2, wherein: the blade locking screw (203) is arranged in the normal direction of the cutting edge of the cutter body (101).
4. The turning tool group according to claim 2 or 3, characterized in that: a precise cooling unit is arranged in a cutter body (101) of the grooving cutter (1), the precise cooling unit comprises a cooling liquid channel (110) and a liquid spraying hole (111), and the liquid spraying hole (111) is aligned to a cutting position of the blade (104).
5. The turning tool set according to claim 1, wherein: the 75-degree turning tool (2) comprises a tool body (101), blades (104), blade locking screws (203) and a tool bar auxiliary supporting screw (204), wherein the two symmetrically arranged blades (104) are detachably fixed at the processing end of the tool body (101) through the blade locking screws (203), and the tool bar auxiliary supporting screw (204) is arranged at the butt joint of the tool body (101) and a tool handle and used for positioning and supporting the tool body (101), so that the rigidity of the tool is improved.
6. The turning tool group according to claim 5, characterized in that: a precise cooling unit is arranged in a cutter body (101) of the 75-degree turning tool (2), the precise cooling unit comprises a cooling liquid channel (110) and a liquid spraying hole (111), and the liquid spraying hole (111) is aligned to a cutting position of the blade (104).
7. The turning tool set according to claim 5 or 6, characterized in that: the semi-cylindrical inward concave positioning groove (220) is formed in a blade (104) of the 75-degree turning tool (2), a semi-cylindrical outward convex embedded part is correspondingly formed in a blade mounting part at the front end of the blade body (101) of the 75-degree turning tool (2), and the semi-cylindrical inward concave positioning groove (220) is matched with the semi-cylindrical outward convex embedded part to achieve over-positioning matching of the blade (104) so as to improve stability of the 75-degree turning tool (2).
8. The turning tool set according to claim 1, wherein: 90 turning tool (3) are including cutter body (101), shim (102), shim screw (103), blade (104), blade locking screw (203) and cutter arbor auxiliary supporting screw (204), blade (104) are in through blade locking screw (203), shim (102), shim screw (103) detachable setting the front end of cutter body (101), cutter arbor auxiliary supporting screw (204) set up cutter body (101) and handle of a knife butt joint department and carry out the location support to cutter body (101) to this rigidity that improves the cutter.
9. The turning tool group according to claim 8, characterized in that: a precise cooling unit is arranged in a cutter body (101) of the 90-degree turning tool (3), the precise cooling unit comprises a cooling liquid channel (110) and a liquid spraying hole (111), and the liquid spraying hole (111) is aligned to a cutting position of the blade (104).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921479678.7U CN211614344U (en) | 2019-09-06 | 2019-09-06 | Lathe tool group for deep groove machining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921479678.7U CN211614344U (en) | 2019-09-06 | 2019-09-06 | Lathe tool group for deep groove machining |
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| CN211614344U true CN211614344U (en) | 2020-10-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560716A (en) * | 2019-09-06 | 2019-12-13 | 上海沪东造船柴油机配套有限公司 | Turning tool set for deep groove machining and large part deep groove machining method |
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2019
- 2019-09-06 CN CN201921479678.7U patent/CN211614344U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560716A (en) * | 2019-09-06 | 2019-12-13 | 上海沪东造船柴油机配套有限公司 | Turning tool set for deep groove machining and large part deep groove machining method |
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