CN203556952U - Single-shaft bidirectional saw blade angle head of right angle - Google Patents
Single-shaft bidirectional saw blade angle head of right angle Download PDFInfo
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- CN203556952U CN203556952U CN201320595543.3U CN201320595543U CN203556952U CN 203556952 U CN203556952 U CN 203556952U CN 201320595543 U CN201320595543 U CN 201320595543U CN 203556952 U CN203556952 U CN 203556952U
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- saw blade
- shaft
- angle head
- driving shaft
- main body
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Abstract
Provided is a single-shaft bidirectional saw blade angle head of right angle. The angle head comprises an angle head main body, a driving shaft, a driven shaft, a saw blade shaft and an end cap; the driving shaft is arranged in a vertical central position of the lower part of the angle head main body; the driving shaft is axially vertical to the driven shaft; the driven shaft is axially parallel to the saw blade shaft; a bevel gear of the driving shaft cooperates with a bevel gear of the driven shaft; a spur gear of the driven shaft cooperates with a spur gear of the saw blade shaft; the center of gravity of the angle head main body is in a lower position; waist-type holes are arranged in a chassis flange; angular contact ball bearings and deep groove ball bearings are arranged on the driving shaft; angular contact ball bearings are arranged on the driven shaft; the saw blade shaft is equipped with two groups of angular contact ball bearings; a key groove is arranged in the bottom of the driving shaft and matches a driving key block of a main shaft; the saw blade shaft is arranged on the interior of the angle head; and saw blades can be mounted on two ends of the saw blade shaft. According to the utility model, the saw blades can be mounted on two ends of the saw blade shaft, so the angle head is high in applicability; and the angle head is assembled and replaced in a short time, so processing speed rate is improved, and assembly precision of the angle head is ensured.
Description
Technical field
The utility model relates to Machining Technology field, especially refers to a kind of single-axis bidirectional saw blade rectangular angular head.
Background technology
Angle head is as a kind of annex of lathe, and after Installing machine tool angle head, the rotation centerline of cutter can have a certain degree and carry out processing work with machine tool chief axis rotation centerline.Angle head, because not needing to change the original structure of lathe just can increase machine tooling scope, improves the flexibility (adaptability) of operation of lathe, makes like this angle head can be widely used in the various fields such as machining such as Aero-Space, automobile, mould.
In the prior art, as Fig. 3, the location of angle head mainly relies on the alignment pin 8 on angle head and the locating piece 7 being arranged on machine tool chief axis 6 to coordinate location.In prior art, comparatively very complicated of the assembling process of locating piece 7 and alignment pin 8, in order to guarantee to have good stability after angle head is installed, causes assembly relation between the two comparatively nervous, so also cause the replacing of prior art angle head, increased process time.The angle head entirety center of gravity trend tool position of prior art, angle head driving shaft length is larger, if angle head driving shaft occurs that centering is poor, can in process, cause angle head driving shaft end to occur centrifugal, also cause angle head entirety processing strength decreased.The angle head of prior art is positioned under alignment pin 8 and locating piece 7 for the structure of adjusting angle head level angle, requires stricter like this for the assembly relation of locating piece 7 and alignment pin 8.Therefore,, in machined field, the angle head of a kind of effective raising dress throw-over rate, increase processing intensity and assurance machining accuracy, becomes urgent problem in angle head application.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of raising dress throw-over rate simple and reliable for structure, effective is provided, increases processing intensity and guarantee the angle head of machining accuracy.
For achieving the above object, technical scheme provided by the utility model is: a kind of single-axis bidirectional saw blade rectangular angular head, it comprises angle head main body, driving shaft, driven shaft, saw blade axis, end cap, it is characterized in that: driving shaft is positioned at angle head lower body part vertical centred position, the longitudinal center line of driving shaft and driven shaft is vertical, the axial centre line parallel of driven shaft and saw blade axis; The bevel gear of the bevel gear of driving shaft assembling and driven shaft assembling coordinates transmission, and the spur gear of the spur gear of driven shaft assembling and saw blade axis assembling coordinates transmission; The center of gravity of angle head main body is partial to chassis flange, on angle head main body chassis flange, has the waist-shaped hole for adjusting angle head main body installation site.
Described a kind of single-axis bidirectional saw blade rectangular angular head, on driving shaft, be equipped with angular contact ball bearing and deep groove ball bearing, on driven shaft, be equipped with between angular contact ball bearing and angular contact ball bearing and have certain distance, on saw blade axis, be equipped with between two groups of angular contact ball bearings and two groups of angular contact ball bearings and have certain distance.
Described a kind of single-axis bidirectional saw blade rectangular angular head, the bottom of driving shaft has a keyway, matches with the driving key piece of main shaft on lathe.
Described a kind of single-axis bidirectional saw blade rectangular angular head, waist-shaped hole line centered by driving shaft that angle head main body chassis flange is provided with is circumferentially uniformly distributed.
Described a kind of single-axis bidirectional saw blade rectangular angular head, only has a saw blade axis in angle head, saw blade all can be installed in saw blade axis two ends.
The utility model is adopting after such scheme, its maximum advantage is that angle head main body is monoblock cast part, angle head integral installation counterweight heart deflection flange position, angle head main body chassis, the overall height dimension of angle head main body reduces, flange in the bottom horizontal size strengthens, and this up-small and down-big structure increases angle head entirety processing intensity.Angle head main body and lathe spindle are direct installations, and the shortcoming that this is avoided the assembly structure that uses alignment pin and locating piece to cause is directly arranged on angle head on lathe, then by the waist-shaped hole on the flange of chassis, adjust the installation site size of angle head.Meanwhile, saw blade can be installed in the saw blade axis two ends of angle head, improves the use applicability of angle head.The relative prior art of structure of this angle head can be saved dress and be changed the time, improves processing speed, guarantees the assembly precision of angle head.
Accompanying drawing explanation
Fig. 1 is cut-away view of the present utility model.
Fig. 2 is axonometric drawing of the present utility model.
Fig. 3 is the axonometric drawing of prior art angle head assembling.
The specific embodiment
Below in conjunction with a specific embodiment, the utility model is described in further detail.
Shown in accompanying drawing 1 and accompanying drawing 3, the present embodiment comprises angle head main body 1, driving shaft 2, driven shaft 3, saw blade axis 4, end cap 5.When the vertical forward of angle head main body 1 chassis flange 101 is placed, driving shaft 2 is arranged on angle head main body 1 lower vertical center.Driving shaft 2 is provided with two and tight and the consistent angular contact ball bearing 202 of installation direction near chassis flange 101 positions, in the one end away from chassis flange 101, a deep groove ball bearing 203 is installed, three carrys out common guarantee driving shaft 2 in the centering of angle head main body 1 inside and the rigidity of driving shaft 2.One bevel gear 201 is installed between the deep groove ball bearing 203 of driving shaft 2 and angular contact ball bearing 202, and bevel gear 201 is connected as a single entity by key connected mode and driving shaft 2.Above driving shaft 2, there is a driven shaft 3, driving shaft 2 is mutually vertical with driven shaft 3 longitudinal center lines, driven shaft 3 has a bevel gear of assembling by key connected mode 301 near one end of driving shaft 2, at the other end away from bevel gear 301, has a spur gear assembling by key connected mode 302.Between bevel gear 301 and spur gear 302, there are two angular contact ball bearings 303, two angular contact ball bearings 303 at intervals, such mounting means, only bear and come from the axial load that driving shaft 2 transmits, for the effect of only playing transferring power, such structure can meet the bevel gear 201 on bevel gear 301 and driving shaft 2 on driven shaft 3 and effectively coordinate transmission, guarantees the centering transmission performance of driven shaft 3.At angle head main body 1 upper position, one saw blade axis 4 is installed, saw blade axis 4 is positioned at the top of driven shaft 3, and the longitudinal center line of saw blade axis 4 is parallel with driven shaft 3.Saw blade axis 4 is provided with a spur gear 401 away from saw blade 403 installation sites, and spur gear 401 and driven shaft 3 spur gears 302 coordinate transmission.Between saw blade 403 and spur gear 401, distance is provided with every two and be one group of 402, four angular contact ball bearings 402 of four angular contact ball bearings, and two groups are respectively arranged near spur gear 401 with near the positions of saw blade 403.Saw blade axis 4, in actual applying working condition, can be subject to coming from the reaction force of workpiece to be machined, and then produces the radial load to saw blade axis 4.The angular contact ball bearing 402 that adopts mounted in pairs, such structure can be born the radial load that comes from workpiece to be machined, also can bear the axial load of transmission, improves the stability of saw blade axis 4 in process, guarantees machining accuracy and processing intensity.The chassis flange 101 of angle head main body 1 is provided with four waist-shaped holes 102, and wherein waist-shaped hole 102 is that line is circumferentially uniformly distributed centered by driving shaft 6.Because driving shaft 2 bottoms have a keyway 204, keyway 204 and the driving key piece 601 being arranged on machine tool chief axis 6 coordinate transmission, the power of machine tool chief axis is delivered to driving shaft 2, driving shaft 2 is delivered to driven shaft 3 by the cooperation of bevel gear 201 and bevel gear 301 by power, angular contact ball bearing 303 on driven shaft 3 guarantees that driven shaft 3 has good centering, spur gear 401 on spur gear 302 and the saw blade axis 4 of driven shaft 3 coordinates transmission, power is passed to saw blade axis 4 through driven shaft 3, and saw blade 403 rotates and then processes under the drive of saw blade axis 4.Adopting after this programme, prior art relatively, angle head main body 1 of the present utility model is monoblock cast part, angle head is after assembling, the chassis flange 101 of angle head entirety center of gravity trend angle head main body 1, the processing intensity of angle head depends mainly on the intensity of angle head main body 1 like this, has avoided the angle head of prior art because center of gravity is partial to saw blade axis 4, the weakness of the processing strength decreased causing.This programme reduces the length dimension of driving shaft 2, reduces because driving shaft 2 is installed centering and had the centrifugal impact of the caused end of error.In the present embodiment, driving shaft 2 and driven shaft 3 are to commutate by bevel gear connected mode, and two shaft centre lines meet at right angles, and realize the right angle commutation of machine tool chief axis 6 and angle head saw blade axis 4, strengthen the range of work of lathe.It is directly by the waist-shaped hole 102 on the chassis flange 101 of angle head main body 1 that this programme is adjusted Working position for angle head, carry out the Working position relation of vernier angle head, with respect to the angle head of prior art, by being arranged on the alignment pin 8 on locating piece 7 and the angle head on machine tool chief axis 6, carry out the inner fine tuning structure adjustment of loaded down with trivial details assembling process and prior art angle head self, this programme can have been simplified the adjustment process of angle head greatly, saves dress and changes the time, accelerates processing speed.In this programme, driving shaft 2 adopts deep groove ball bearing 203 and one group of angular contact ball bearing 202, the mating reaction of three bearings, the centering of driving shaft 2 is guaranteed, power transmission shaft 3 adopts between 303, two bearings of two angular contact ball bearings because there is certain distance, this single-row angular contact ball bearing assembling mode, can substantially meet the requirement of 3 transferring power of driven shaft, also guarantee the centering of driven shaft 3.There is the structure that saw blade 403 can be installed at saw blade axis 4 two ends, saw blade axis 4 is in reality processing like this, two ends add trade union simultaneously and are subject to the reaction force of workpiece, therefore in saw blade axis 4, adopted two groups of angular contact ball bearings 402 and arranged to saw blade axis two ends, this double-row angular contact bal bearing assembling mode, and the direction of two groups of angular contact ball bearings 402 active force to saw blade axis 4 is same, can greatly strengthen like this rigidity of saw blade axis 4, guarantee that saw blade axis 4 has good centering, improve the stability that saw blade 403 adds man-hour, impel the target to improve processing speed by the rotating speed that increases main shaft to be achieved.
The examples of implementation of the above are only the preferred embodiment of the utility model, not with this, limit practical range of the present utility model, therefore the variation that all shapes according to the utility model, principle are done all should be encompassed in protection domain of the present utility model.
Claims (5)
1. a single-axis bidirectional saw blade rectangular angular head, it comprises angle head main body (1), driving shaft (2), driven shaft (3), saw blade axis (4), end cap (5), it is characterized in that: driving shaft (2) is positioned at angle head main body (1) lower vertical center, driving shaft (2) is vertical with the longitudinal center line of driven shaft (3), the axial centre line parallel of driven shaft (3) and saw blade axis (4); The bevel gear (301) of the bevel gear (201) of driving shaft (2) assembling and driven shaft (3) assembling coordinates transmission, and the spur gear (401) of the spur gear (302) of driven shaft (3) assembling and saw blade axis (4) assembling coordinates transmission; The center of gravity of angle head main body (1) is partial to chassis flange (101), has the waist-shaped hole (102) for adjusting angle head main body installation site on angle head main body (1) chassis flange (101).
2. a kind of single-axis bidirectional saw blade rectangular angular head according to claim 1, it is characterized in that: on driving shaft (2), be equipped with angular contact ball bearing (202) and deep groove ball bearing (203), on driven shaft (3), be equipped with between angular contact ball bearing (303) and angular contact ball bearing (303) and have certain distance, on saw blade axis (4), be equipped with between two groups of angular contact ball bearings (402) and two groups of angular contact ball bearings (402) and have certain distance.
3. a kind of single-axis bidirectional saw blade rectangular angular head according to claim 1, is characterized in that: the bottom of driving shaft (2) has a keyway (204), matches with the driving key piece (601) of main shaft on lathe (6).
4. a kind of single-axis bidirectional saw blade rectangular angular head according to claim 1, is characterized in that: the waist-shaped hole (102) that angle head main body (1) chassis flange (101) is provided with line centered by driving shaft (2) is circumferentially and is uniformly distributed.
5. a kind of single-axis bidirectional saw blade rectangular angular head according to claim 1, is characterized in that: the top of angle head inside has two ends that the saw blade axis (4) of saw blade (403) all can be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320595543.3U CN203556952U (en) | 2013-09-26 | 2013-09-26 | Single-shaft bidirectional saw blade angle head of right angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320595543.3U CN203556952U (en) | 2013-09-26 | 2013-09-26 | Single-shaft bidirectional saw blade angle head of right angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203556952U true CN203556952U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320595543.3U Expired - Lifetime CN203556952U (en) | 2013-09-26 | 2013-09-26 | Single-shaft bidirectional saw blade angle head of right angle |
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| CN (1) | CN203556952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021258874A1 (en) * | 2020-06-22 | 2021-12-30 | 广州市昊志机电股份有限公司 | Bidirectional angle head |
-
2013
- 2013-09-26 CN CN201320595543.3U patent/CN203556952U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021258874A1 (en) * | 2020-06-22 | 2021-12-30 | 广州市昊志机电股份有限公司 | Bidirectional angle head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 528137 block 1 and 3, No. 9, Lexin Avenue, Leping Town, Sanshui District, Foshan City, Guangdong Province Patentee after: Guangdong Pradi Technology Co.,Ltd. Address before: 528100 Guangdong Sanshui Industrial Park, C District, Foshan, Foshan City, the General Technology Co., Ltd. Patentee before: FOSHAN PRATIC CNC SCIENCE & TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |