CN108608178A - A kind of trapezoidal screw processing method - Google Patents
A kind of trapezoidal screw processing method Download PDFInfo
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- CN108608178A CN108608178A CN201810235762.8A CN201810235762A CN108608178A CN 108608178 A CN108608178 A CN 108608178A CN 201810235762 A CN201810235762 A CN 201810235762A CN 108608178 A CN108608178 A CN 108608178A
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- trapezoidal screw
- processing method
- trapezoidal
- cooled
- sink
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
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Abstract
A kind of trapezoidal screw processing method, it is related to a kind of lead screw machining method.The present invention solves the problems, such as existing trapezoidal screw processing, and there are machining deformations and leading screw trapezoidal thread case hardness to ensure.Rough turn outer circle and end face：Single side high-volume 4mm；It is tempered destressing processing；Half fine turning outer circle and end face, single side high-volume 2mm；Rough turn trapezoidal thread, single side high-volume 1mm, trapezoidal screw is heat-treated to HRC43~48, is first heated 30 minutes in moderate oven, control heating temperature is 820 840 DEG C, it is then placed in sink and is cooled to 300 400 DEG C, cooling time is 20~30 minutes, places into oil groove and is cooled to room temperature, is finally putting into tempering furnace, control 340 DEG C of furnace temperature, tempering time 2 hours；Both ends Φ 70 cylindrical turnings are accurate, and the external threadings of Tr80 × 10 are accurate, drill and ream 2 Φ, 20 pin holes in boring machine；Each seamed edge rounding of pincers worker.The present invention is processed for trapezoidal screw.
Description
Technical field
The present invention relates to a kind of trapezoidal screw processing methods.
Background technology
Trapezoidal screw is a transmission parts of lathe, and leading screw is slender axles part, the processing difficulties and technology of the component
Main points are：
1, the machining deformation of the component is prevented；
2, ensure leading screw trapezoidal thread case hardness.
To sum up, there are machining deformations and leading screw trapezoidal thread case hardness to ensure for existing trapezoidal screw processing.
Invention content
The present invention be solve the processing of existing trapezoidal screw there are machining deformation and leading screw trapezoidal thread case hardness without
The problem of method ensures, and then provide a kind of trapezoidal screw processing method.
The present invention adopts the technical scheme that solve above-mentioned technical problem：
The trapezoidal screw processing method of the present invention is realized according to following steps：
Step 1: rough turn outer circle and end face：Single side high-volume 4mm；Cutting parameter is：Rotating speed 180r/min, the amount of feeding
0.25mm/r, cutting depth 2mm；
Step 2: tempering destressing processing；
Step 3: half fine turning outer circle and end face, single side high-volume 2mm；Cutting parameter is：Rotating speed 180r/min, the amount of feeding
0.2mm/r, cutting depth 1mm；
Step 4: rough turn trapezoidal thread, high-volume 1mm, cutting parameter are single side：Rotating speed 180r/min, amount of feeding 10mm/r,
Cutting depth 0.25mm；
Step 5: trapezoidal screw is heat-treated to HRC43~48：It is first heated 30 minutes in moderate oven, control heating temperature
Degree is 820-840 DEG C, is then placed in sink and is cooled to 300-400 DEG C, cooling time is 20~30 minutes, is placed into oil groove
It is cooled to room temperature, is finally putting into tempering furnace, control 340 DEG C of furnace temperature, tempering time 2 hours；
Step 6: each portion of smart car leading screw：Φ 70 cylindrical turnings in both ends are accurate, and the external threadings of Tr80 × 10 are accurate, cutting parameter
For：Rotating speed 200r/min, amount of feeding 0.15mm/r, cutting depth 0.8mm；
Step 7: drilling and reaming 20 pin holes of 2- Φ in boring machine；
Step 8: each seamed edge rounding of pincers worker, printed drawings labelled notation, trapezoidal screw completion of processing.
Further, heating temperature is 825-835 DEG C in step 5.
Further, heating temperature is 830 DEG C in step 5.
Further, it is put into sink in step 5 and is cooled to 310-390 DEG C.
Further, it is put into sink in step 5 and is cooled to 320-380 DEG C.
Further, it is put into sink in step 5 and is cooled to 330-370 DEG C.
Further, it is put into sink in step 5 and is cooled to 340-360 DEG C.
Further, it is put into step 5 in sink and is cooled to 350 DEG C.
Further, cooling time is 25 minutes in step 5.
The present invention has the advantages that compared with prior art：
The trapezoidal screw processing method of the present invention realizes the processing of trapezoidal screw, the trapezoidal screw machining accuracy of processing by
Former 0.05mm is improved to 0.02mm, the trapezoidal thread case hardness one of the leading screw of trapezoidal screw processing method of the invention processing
It causes, uniformly, has reached the design accuracy requirement of HRC43-48.
Description of the drawings
Fig. 1 be the present invention trapezoidal screw processing method in trapezoidal screw front view；
Fig. 2 is the vertical view of Fig. 1.
Specific implementation mode
Specific implementation mode one：As shown in Fig. 1~2, the trapezoidal screw process steps of present embodiment are as follows：
Step 1: rough turn outer circle and end face：Single side high-volume 4mm；Cutting parameter is：Rotating speed 180r/min, the amount of feeding
0.25mm/r, cutting depth 2mm；
Step 2: tempering destressing processing；
Step 3: half fine turning outer circle and end face, single side high-volume 2mm；Cutting parameter is：Rotating speed 180r/min, the amount of feeding
0.2mm/r, cutting depth 1mm；
Step 4: rough turn trapezoidal thread, high-volume 1mm, cutting parameter are single side：Rotating speed 180r/min, amount of feeding 10mm/r,
Cutting depth 0.25mm；
Step 5: trapezoidal screw is heat-treated to HRC43~48：It is first heated 30 minutes in moderate oven, control heating temperature
Degree is 820-840 DEG C, is then placed in sink and is cooled to 300-400 DEG C, cooling time is 20~30 minutes, is placed into oil groove
It is cooled to room temperature, is finally putting into tempering furnace, control 340 DEG C of furnace temperature, tempering time 2 hours；
Step 6: each portion of smart car leading screw：Φ 70 cylindrical turnings in both ends are accurate, and the external threadings of Tr80 × 10 are accurate, cutting parameter
For：Rotating speed 200r/min, amount of feeding 0.15mm/r, cutting depth 0.8mm；
Step 7: drilling and reaming 20 pin holes of 2- Φ in boring machine；
Step 8: each seamed edge rounding of pincers worker, printed drawings labelled notation, trapezoidal screw completion of processing.
Specific implementation mode two：Heating temperature is 825-835 DEG C in present embodiment step 5.So operation can incite somebody to action
Trapezoidal screw is heat-treated to HRC43~48.Other compositions and connection relation are same as the specific embodiment one.
Specific implementation mode three：Heating temperature is 830 DEG C in present embodiment step 5.So operation, can will be trapezoidal
Leading screw is heat-treated to HRC43~48.Other compositions and connection relation are identical with embodiment two.
Specific implementation mode four：It is put into sink in present embodiment step 5 and is cooled to 310-390 DEG C.So operation,
Trapezoidal screw can be heat-treated to HRC43~48.Other compositions and connection relation and specific implementation mode one, two or three-phase
Together.
Specific implementation mode five：It is put into sink in present embodiment step 5 and is cooled to 320-380 DEG C.So operation,
Trapezoidal screw can be heat-treated to HRC43~48.Other compositions and connection relation are identical as specific implementation mode four.
Specific implementation mode six：It is put into sink in present embodiment step 5 and is cooled to 330-370 DEG C.So operation,
Trapezoidal screw can be heat-treated to HRC43~48.Other compositions and connection relation are identical as specific implementation mode five.
Specific implementation mode seven：It is put into sink in present embodiment step 5 and is cooled to 340-360 DEG C.So operation,
Trapezoidal screw can be heat-treated to HRC43~48.Other compositions and connection relation are identical as specific implementation mode six.
Specific implementation mode eight：It is put into present embodiment step 5 in sink and is cooled to 350 DEG C.So operation, can be with
Trapezoidal screw is heat-treated to HRC43~48.Other compositions and connection relation are identical as specific implementation mode seven.
Specific implementation mode nine：Cooling time is 25 minutes in present embodiment step 5.So operation, can will be trapezoidal
Leading screw is heat-treated to HRC43~48.Other compositions and connection relation and specific implementation mode one, two, three, five, six, seven or eight phases
Together.
Claims (9)
1. a kind of trapezoidal screw processing method, it is characterised in that the trapezoidal screw processing method is realized according to following steps
's：
Step 1: rough turn outer circle and end face：Single side high-volume 4mm；Cutting parameter is：Rotating speed 180r/min, amount of feeding 0.25mm/r,
Cutting depth 2mm；
Step 2: tempering destressing processing；
Step 3: half fine turning outer circle and end face, single side high-volume 2mm；Cutting parameter is：Rotating speed 180r/min, amount of feeding 0.2mm/
R, cutting depth 1mm；
Step 4: rough turn trapezoidal thread, high-volume 1mm, cutting parameter are single side：Rotating speed 180r/min, amount of feeding 10mm/r, cutting
Depth 0.25mm；
Step 5: trapezoidal screw is heat-treated to HRC43~48：It is first heated 30 minutes in moderate oven, control heating temperature is
It 820-840 DEG C, is then placed in sink and is cooled to 300-400 DEG C, cooling time is 20~30 minutes, is placed into cooling in oil groove
To room temperature, it is finally putting into tempering furnace, controls 340 DEG C of furnace temperature, tempering time 2 hours；
Step 6: each portion of smart car leading screw：Φ 70 cylindrical turnings in both ends are accurate, and the external threadings of Tr80 × 10 are accurate, and cutting parameter is：Turn
Fast 200r/min, amount of feeding 0.15mm/r, cutting depth 0.8mm；
Step 7: drilling and reaming 20 pin holes of 2- Φ in boring machine；
Step 8: each seamed edge rounding of pincers worker, printed drawings labelled notation, trapezoidal screw completion of processing.
2. a kind of trapezoidal screw processing method according to claim 1, it is characterised in that heating temperature is in step 5
825-835℃。
3. a kind of trapezoidal screw processing method according to claim 2, it is characterised in that heating temperature is 830 in step 5
℃。
4. trapezoidal screw processing method according to claim 1,2 or 3, it is characterised in that be put into step 5 cold in sink
But to 310-390 DEG C.
5. trapezoidal screw processing method according to claim 4, it is characterised in that be put into sink and be cooled in step 5
320-380℃。
6. trapezoidal screw processing method according to claim 5, it is characterised in that be put into sink and be cooled in step 5
330-370℃。
7. trapezoidal screw processing method according to claim 6, it is characterised in that be put into sink and be cooled in step 5
340-360℃。
8. trapezoidal screw processing method according to claim 7, it is characterised in that be put into sink and be cooled in step 5
350℃。
9. according to the trapezoidal screw processing method described in claim 1,2,3,5,6,7 or 8, it is characterised in that cooling in step 5
Time is 25 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235762.8A CN108608178A (en) | 2018-03-21 | 2018-03-21 | A kind of trapezoidal screw processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235762.8A CN108608178A (en) | 2018-03-21 | 2018-03-21 | A kind of trapezoidal screw processing method |
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| Publication Number | Publication Date |
|---|---|
| CN108608178A true CN108608178A (en) | 2018-10-02 |
Family
ID=63658559
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810235762.8A Pending CN108608178A (en) | 2018-03-21 | 2018-03-21 | A kind of trapezoidal screw processing method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6854360B2 (en) * | 2003-06-10 | 2005-02-15 | Te Chen Chu | Socket tool for forcibly detaching screw member and a method for manufacturing the socket tool |
| CN104889507A (en) * | 2015-07-04 | 2015-09-09 | 云南冶金昆明重工有限公司 | Long lead screw turning method |
| CN107790977A (en) * | 2016-08-29 | 2018-03-13 | 方芳 | A kind of elongated thread axle processing method |
-
2018
- 2018-03-21 CN CN201810235762.8A patent/CN108608178A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6854360B2 (en) * | 2003-06-10 | 2005-02-15 | Te Chen Chu | Socket tool for forcibly detaching screw member and a method for manufacturing the socket tool |
| CN104889507A (en) * | 2015-07-04 | 2015-09-09 | 云南冶金昆明重工有限公司 | Long lead screw turning method |
| CN107790977A (en) * | 2016-08-29 | 2018-03-13 | 方芳 | A kind of elongated thread axle processing method |
Non-Patent Citations (2)
| Title |
|---|
| 中国机械工程学会热处理专业分会: "《热处理手册 第2卷典型零件热处理》", 31 July 2001, 机械工业出版社 * |
| 杨方勇: "《机械基础》", 30 September 2007, 重庆大学出版社 * |
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Application publication date: 20181002 |