CN205520923U - Automatic thread grinder's of extrusion tap main shaft structure - Google Patents
Automatic thread grinder's of extrusion tap main shaft structure Download PDFInfo
- Publication number
- CN205520923U CN205520923U CN201620095994.4U CN201620095994U CN205520923U CN 205520923 U CN205520923 U CN 205520923U CN 201620095994 U CN201620095994 U CN 201620095994U CN 205520923 U CN205520923 U CN 205520923U
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- China
- Prior art keywords
- housing
- sleep
- teeth
- grinding
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model discloses an automatic thread grinder's of extrusion tap main shaft structure, include: by the servo motor driven gear of grinding one's teeth in sleep, by die clamping cylinder driven casing and pressure spring, by a pair of back dead centre of pressure spring pretension, apical one end had the little trapezoidal open -ended bearing housing of the big internal diameter of external diameter before the casing corresponded, corresponded the bearing housing and the trapezoidal collet chuck who joins in marriage that is full of each other, the casing is radial inside to have the gear of being connected with the bearing housing of grinding one's teeth in sleep, thereby grind one's teeth in sleep gear and axial drive mechanism's in the casing the gear engagement that grinds one's teeth in sleep is connected drive bearing housing and collet chuck rotation. The utility model discloses an adopt the coaxial location of back dead centre in pairs, fix a position coaxial precision height, adopt collet chuck to press from both sides tight work piece and realize rotation, compact structure, adopt opening linear bearing, rotation problem tight and collet chuck is pressed from both sides to apical axial before having realized simultaneously, adopt and adjust clamp splice installation die clamping cylinder, can be according to work piece length adjustment die clamping cylinder's position.
Description
Technical field
The utility model relates to a kind of thread forming tap grinding machine, particularly to a kind of thread forming tap automatic thread
The main axle structure of grinding machine.
Background technology
Thread forming tap is to utilize metal plastic deformation principle and a kind of Novel threaded cutter of machining internal thread
Tool, thread forming tap extruding internal thread is ELEMENTARY INTRODUCTION TO NON technique, be particularly well-suited to that intensity is relatively low, plasticity relatively
Good copper alloy and aluminium alloy are it can also be used to the hardness such as stainless steel and mild steel is low, plasticity is big material
Tapping, the life-span is long.
Prior art is for processing the automatic thread grinding machine of above-mentioned thread forming tap, and it is used for processing extruding silk
During the screw thread of cone there is following deficiency: be 1. typically due to positioning precision i.e. axiality the highest and cause processing
Precision is relatively low;2. prior art uses the mode of spinning mill to realize processing externally threaded to thread forming tap,
Thus inefficiency, automaticity is low;3. the grinding machine spindle of prior art can only be suitable for same specification
The processing of length compression screw tap, thus add the cost in man-hour for different size thread forming tap and put into height.
Utility model content
For solving above-mentioned technical problem, the utility model provides a kind of thread forming tap automatic thread grinding machine
Main axle structure, to realize, positioning precision axiality is high, workpiece is rotatable to improve automation processing
Purpose.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows:
A kind of main axle structure of thread forming tap automatic thread grinding machine, it is arranged on the Y-direction slide unit of grinding machine,
Including: axial actuating mechanism and axial positioning mechanism, described axial actuating mechanism and axial positioning mechanism
Being arranged on a landing slab, described landing slab is installed in parallel in mill by guide rail and the slide unit be arrangeding in parallel
On the Y-direction slide unit of bed;
Described axial actuating mechanism includes: power take-off mechanism, and is driven by described power take-off mechanism
Gear of grinding one's teeth in sleep;
Described axial positioning mechanism includes: clamping cylinder, by the synchronously driven housing of described clamping cylinder
And stage clip, described stage clip top before driving, and axially correspondence is described front top and fixedly mounts
Tail centre;The corresponding described front top one end of described housing is provided with bearing holder (housing, cover) by bearing, described
Bearing holder (housing, cover) has the trapezoid-shaped openings that external diameter large diameter is little, and described landing slab is provided with corresponding described bearing
The trapezoidal collet of set, described collet and described trapezoid-shaped openings are mutually full of arranging and put;
Along described front tail spindle to being provided with the gear of grinding one's teeth in sleep being connected with described bearing holder (housing, cover) in described housing,
Gear of grinding one's teeth in sleep in described housing is connected with the gear engagement of grinding one's teeth in sleep of described axial actuating mechanism thus drives
Described bearing holder (housing, cover) and collet rotate.
Wherein, the power take-off mechanism of described axial actuating mechanism is servomotor, described servomotor
By decelerator and be positioned at the shaft coupling of power axle bed and drive gear engagement rotation of grinding one's teeth in sleep described in a pair.
Further, for realizing the purpose of adjustable work-piece length, described clamping cylinder is pressed from both sides by regulation
Block adjusts the installation site on described landing slab, for the clamping of different length instrument.
Wherein, described front top it is connected with described stage clip by top fixing axle;Before described housing includes
Slider case and rear slider case, described rear slider case is set in described top by opening linear bearing
Driving on the fixing axle of point and by described clamping cylinder and slide axially, described front slide housing is by after described
Slider case drives and slides axially;Described bearing holder (housing, cover) is arranged on the end of described front slide housing right
Answer described collet, be provided with in described front slide housing described in being connected with described bearing holder (housing, cover) and grind one's teeth in sleep
Gear.
By technique scheme, the main shaft of the thread forming tap automatic thread grinding machine that the utility model provides
Structure, it has the advantage that
1. use coaxial paired back dead centre to position, position coaxial precision high;
2. collet clamping workpiece is used to realize rotating, compact conformation;
3. use opening linear bearing, be simultaneously achieved turning of front top axial grip and collet
Dynamic problem;
4. use regulation fixture block that clamping cylinder is installed, the position of clamping cylinder can be adjusted according to Workpiece length
Put, and then the position of synchronous adjustment located in connection mechanism, clamping cylinder drive shell provide spring clip
The clamping force of head, is driven stage clip to provide the pretightning force of a pair back dead centre by clamping cylinder.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the utility model embodiment, below will be to embodiment
In description, the required accompanying drawing used is briefly described.
Fig. 1 is that the thread forming tap grinding machine spindle structure disclosed in the utility model embodiment coordinates with emery wheel
Main TV structure schematic diagram;
Fig. 2 is the side-looking structure of the thread forming tap grinding machine spindle structure disclosed in the utility model embodiment
Schematic diagram.
In figure, numeral represents:
1. tail centre 2.Y is to slide unit 3. power axle bed
4. grind one's teeth in sleep gear 5. shaft coupling 6. decelerator
7. servomotor 8. guide rail and slide unit 9. landing slab
10. collet 11. bearing holder (housing, cover) 12. front slide housing
13. top fixing axle 14. opening linear bearing 15. stage clips
After 16., slider case 17. regulates fixture block 18. clamping cylinder
Top 20. emery wheel 21. workpiece before 19.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, to the skill in the utility model embodiment
Art scheme is clearly and completely described.
Reference Fig. 1 and 2, the main axle structure of the thread forming tap automatic thread grinding machine that the utility model provides,
It is arranged on the Y-direction slide unit 2 of grinding machine, including: axial actuating mechanism and axial positioning mechanism, axle
Being arranged on a landing slab 9 to drive mechanism and axial positioning mechanism, landing slab 9 is by be arrangeding in parallel
Guide rail and slide unit 8 be installed in parallel on the Y-direction slide unit 2 of grinding machine;Axial actuating mechanism includes: watch
Taking motor 7, and the gear 4 of grinding one's teeth in sleep driven by servomotor 7, servomotor passes through decelerator 6 and position
Shaft coupling 5 in power axle bed 3 drives gear 4 of grinding one's teeth in sleep to rotate;Axial positioning mechanism includes: logical
Overregulate the clamping cylinder 18 that fixture block 17 is arranged on landing slab 9, clamping cylinder 18 synchronize to drive
Housing and stage clip 15, stage clip 15 before driving and being arranged on top fixing axle 13 top 19,
And before axially corresponding top 19 and hard-wired tail centre 1;Before housing correspondence the one of top 19
End has bearing holder (housing, cover) 11, and bearing holder (housing, cover) 11 has the trapezoid-shaped openings that external diameter large diameter is little, on landing slab 9
Being provided with the trapezoidal collet 10 of respective shaft bearing sleeve 11, collet 10 is mutually full of with trapezoid-shaped openings
Arranging is put;Housing is ground one's teeth in sleep in radially having, and axially arranged has and bearing holder (housing, cover) along front top 19 in housing
11 gears 4 of grinding one's teeth in sleep connected, the gear 4 gear 4 of grinding one's teeth in sleep with axial actuating mechanism of grinding one's teeth in sleep in housing
Engagement connects thus drives bearing holder (housing, cover) 11 and collet 10 to rotate, and wherein, housing includes front slide
Housing 12 and rear slider case 16, rear slider case 16 is set in top by opening linear bearing 14
Driving on the fixing axle 13 of point and by clamping cylinder 18 and slide axially, front slide housing 12 is by rear slip
Housing 16 drives and slides axially;Bearing holder (housing, cover) 11 is arranged on the end of front slide housing 12 corresponding bullet
Spring chuck 10, is provided with the gear 4 of grinding one's teeth in sleep being connected with bearing holder (housing, cover) 11 in front slide housing 12.
Operation principle of the present utility model:
First pass through clamping cylinder 18 drive shell and stage clip 15 moves axially, thus by stage clip 15
Before driving, top 19 coordinate tail centre 1 axially to be positioned by workpiece 21, simultaneously axially driving by housing
Bearing holder (housing, cover) 11 coordinates collet 10 with radial clamping workpiece 21, is then provided by servomotor 7
Revolving force is to drive gear 4 of grinding one's teeth in sleep for a pair to rotate, and then drives and grind one's teeth in sleep what gear 4 was connected in housing
Bearing holder (housing, cover) 11 rotates, thus joins the collet 10 of pretension drive work by being connected with bearing holder (housing, cover) 11 to be full of
Part 21 rotates, and processes screw thread by the emery wheel 20 of side, and it has the advantage that
1. use coaxial paired back dead centre to position, position coaxial precision high;
2. use collet 10 to clamp workpiece to realize rotating, compact conformation;
3. use opening linear bearing 14, be simultaneously achieved the front axial grip of top 19 and spring clip
The rotational problems of 10;
4. use regulation fixture block 17 that clamping cylinder 18 is installed, clamping gas can be adjusted according to Workpiece length
The position of cylinder 18, and then the position of synchronous adjustment located in connection mechanism, driven shell by clamping cylinder 18
Body provides the clamping force of collet 10, clamping cylinder 18 drive stage clip 15 to provide a pair back dead centre
Pretightning force.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or makes
Use the utility model.Multiple amendment to these embodiments for those skilled in the art will
Being apparent from, generic principles defined herein can be without departing from spirit of the present utility model
Or in the case of scope, realize in other embodiments.Therefore, the utility model will not be limited
In the embodiments shown herein, and it is to fit to and principles disclosed herein and features of novelty phase
The widest consistent scope.
Claims (4)
1. a main axle structure for thread forming tap automatic thread grinding machine, it is arranged on the Y-direction slide unit of grinding machine
On, it is characterised in that including: axial actuating mechanism and axial positioning mechanism, described axially driving machine
Structure and axial positioning mechanism are arranged on a landing slab, described landing slab by the guide rail be arrangeding in parallel and
Slide unit is installed in parallel on the Y-direction slide unit of grinding machine;
Described axial actuating mechanism includes: power take-off mechanism, and is driven by described power take-off mechanism
Gear of grinding one's teeth in sleep;
Described axial positioning mechanism includes: clamping cylinder, by the synchronously driven housing of described clamping cylinder
And stage clip, described stage clip top before driving, and axially correspondence is described front top and fixedly mounts
Tail centre;The corresponding described front top one end of described housing is provided with bearing holder (housing, cover) by bearing, described
Bearing holder (housing, cover) has the trapezoid-shaped openings that external diameter large diameter is little, and described landing slab is provided with corresponding described bearing
The trapezoidal collet of set, described collet and described trapezoid-shaped openings are mutually full of arranging and put;
Along described front tail spindle to being provided with the gear of grinding one's teeth in sleep being connected with described bearing holder (housing, cover) in described housing,
Gear of grinding one's teeth in sleep in described housing is connected with the gear engagement of grinding one's teeth in sleep of described axial actuating mechanism thus drives
Described bearing holder (housing, cover) and collet rotate.
The main axle structure of thread forming tap automatic thread grinding machine the most according to claim 1, its feature
Being, the power take-off mechanism of described axial actuating mechanism is servomotor, and described servomotor passes through
Decelerator and be positioned at the shaft coupling of power axle bed and drive gear engagement rotation of grinding one's teeth in sleep described in a pair.
The main axle structure of thread forming tap automatic thread grinding machine the most according to claim 1, its feature
Being, described clamping cylinder adjusts installation site on described landing slab by regulation fixture block, with
Clamping in different length instrument.
The main axle structure of thread forming tap automatic thread grinding machine the most according to claim 1, its feature
It is, described front top is connected with described stage clip by top fixing axle;Described housing includes front slide
Housing and rear slider case, described rear slider case is set in described top solid by opening linear bearing
Driving on dead axle and by described clamping cylinder and slide axially, described front slide housing slides after described
Housing drives and slides axially;Described bearing holder (housing, cover) is arranged on the end of described front slide housing corresponding institute
State collet, in described front slide housing, be provided with described in being connected with described bearing holder (housing, cover) gear of grinding one's teeth in sleep.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620095994.4U CN205520923U (en) | 2016-01-30 | 2016-01-30 | Automatic thread grinder's of extrusion tap main shaft structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620095994.4U CN205520923U (en) | 2016-01-30 | 2016-01-30 | Automatic thread grinder's of extrusion tap main shaft structure |
Publications (1)
Publication Number | Publication Date |
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CN205520923U true CN205520923U (en) | 2016-08-31 |
Family
ID=56774329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620095994.4U Expired - Fee Related CN205520923U (en) | 2016-01-30 | 2016-01-30 | Automatic thread grinder's of extrusion tap main shaft structure |
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CN (1) | CN205520923U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106697403A (en) * | 2016-12-26 | 2017-05-24 | 天津市力拓钢制品有限公司 | Galvanized steel pipe blue band identification packer |
CN108569536A (en) * | 2017-12-05 | 2018-09-25 | 湖南飞沃新能源科技股份有限公司 | Marking machine |
-
2016
- 2016-01-30 CN CN201620095994.4U patent/CN205520923U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106697403A (en) * | 2016-12-26 | 2017-05-24 | 天津市力拓钢制品有限公司 | Galvanized steel pipe blue band identification packer |
CN108569536A (en) * | 2017-12-05 | 2018-09-25 | 湖南飞沃新能源科技股份有限公司 | Marking machine |
CN108569536B (en) * | 2017-12-05 | 2020-08-07 | 湖南飞沃新能源科技股份有限公司 | Marking machine |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
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: 20160831 Termination date: 20210130 |