CN205270976U - Flange circular arc hole drilling equipment - Google Patents
Flange circular arc hole drilling equipment Download PDFInfo
- Publication number
- CN205270976U CN205270976U CN201520961881.3U CN201520961881U CN205270976U CN 205270976 U CN205270976 U CN 205270976U CN 201520961881 U CN201520961881 U CN 201520961881U CN 205270976 U CN205270976 U CN 205270976U
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- tightrope
- drive shaft
- pressure bolt
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Abstract
The utility model discloses a flange circular arc hole drilling equipment relates to a drilling equipment. Flange circular arc hole drilling equipment includes frame, clamp part, transmission portion, drilling portion and driving motor, the drilling position is above the clamp part, the clamp part comprises three clamping mechanism, and clamping mechanism includes clamping jaw and roof pressure bolt, and wherein the clamping jaw includes exposed core and atress end, and the middle part of clamping jaw articulates on the base, roof pressure bolt threaded connection revolves the swing of twisting the roof pressure bolt and can realize the clamping jaw at the atress end of clamping jaw to can provide clamping -force to the work piece, transmission portion includes ring gear, two drive gear, two reverse gears, final drive shaft and counter drive shaft, the ring gear is fixed in the base periphery, and drive gear has all only set up the half cycle tooth, and homoenergetic and ring gear meshing, and the reverse gear is used for realizing final drive shaft and counter drive shaft's antiport. This patent is anticipated at the processingequipment who provides a dedicated flange circular arc hole.
Description
Technical field
The utility model relates to a kind of boring device, particularly relates to a kind of joint flange circular hole boring device.
Background technology
In auto parts machinery, there is various web member, with the various connection demands met in automobile assembling, and installation requirements; Now there is a kind of joint flange, when the connection hole not common circular hole of this joint flange, but circular hole; The connection hole machined of this joint flange is circular hole, during in order to reduce transmission shaft startup, joint flange is to the impact of joint bolt, when connection hole is circular hole, starting transmission shaft, joint flange can have a certain amount of trackslipping, so that part of impact force consumption is in the friction of joint flange end face and nut, namely the effect of buffering is played, so that the surging force of joint bolt is reduced by joint flange greatly; The working method of existing circular hole is, on joint flange, first draw setting-out, draw size and the position of circular hole, and then bore out multiple circular hole in setting-out position, circular hole is polished by last pincers worker, thus obtains circular hole, and this kind of working method can be used up a large amount of time in bruting process, although working accuracy can be made higher, but cost is expensive simultaneously; Separately there is a kind of working method for after finishing line, directly by gas cutting cutter aperture blowing, then polish, owing to gas cutting cutter is difficult to control, so that the precision in hole is not high, and joint flange can be heated by gas cutting cutter so that the mechanical property of joint flange reduces, and in use shake bigger due to the not high joint flange of precision.
Practical novel content
The utility model is intended to provide a kind of joint flange circular hole boring device, to provide a kind of special circular hole processing unit (plant), thus improves the process velocity of circular hole, and ensures the precision of circular hole.
Base case joint flange circular hole of the present utility model boring device, comprises frame, clamping section, driving section, bore portion and drive-motor; Described bore portion is positioned at above clamping section, and bore portion comprises cantilever and milling cutter, and cantilever is slidably mounted in described frame, and milling cutter is fixed on cantilever; Told clamping section and comprised base, clamping mechanism; Described base is disk shape, and the lower end of base is fixedly connected with rotation axis, and rotation axis is rotatably connected in described frame; Described at least three, clamping mechanism, and it is arranged on base along base revenue centre symmetry; Described clamping mechanism comprises folder pawl and top pressure bolt, folder pawl comprises clamping end and force side, and described base is fixed with hinged seat, and the middle part of folder pawl is hinged on hinged seat, and press from both sides and the force side of pawl is provided with threaded hole, top pressure bolt coordinates with the threaded hole of folder pawl force side; Described driving section comprises gear ring, two transmitting gears, two reverse gears, main driving axle and counter drive shaft; Described gear ring is fixedly connected on the periphery of described base, described two transmitting gears all can engage with gear ring, two transmitting gears are completely identical, and all only it is provided with half cycle tooth, one of them transmitting gear spline joint is on described main driving axle, another transmitting gear spline joint is on described counter drive shaft, and main driving axle and counter drive shaft are rotatably connected in described frame; Described two reverse gears are completely identical, and one of them reverse gear spline is connected on described main driving axle, and another reverse gear spline is connected on described counter drive shaft, and two reverse gears engage each other; And main driving axle is connected with drive-motor.
In this base case, clamping mechanism is at least 3, and is arranged on base along base revenue centre symmetry, to be conducive to, workpiece is realized positioned centrally. The middle part of folder pawl is hinged on hinged seat, makes jaw shaped become lever construction, and top pressure bolt thread is connected to the force side of folder pawl, so that screw top pressure bolt, can, by the force side jack-up of folder pawl, be lever construction owing to pressing from both sides pawl, so folder pawl clamping end presses down, thus by Workpiece clamping. Bore portion is slidably connected in frame, to realize erecting to feeding when holing.
Driving section, for making clamping section drive workpiece reciprocally swinging together, makes milling cutter along camber line feeding on workpiece, so that milling cutter can process circular hole on workpiece; While drive-motor drives main driving axle to rotate, if the transmitting gear on main driving axle has just entered, with gear ring, the state of engagement, then the base driving clamping section is rotated by the transmitting gear on main driving axle, but owing to transmitting gear is only provided with half cycle tooth, so after the transmitting gear on main driving axle rotates half cycle, the transmitting gear on main driving axle engages with gear ring disengaging; And simultaneously the transmitting gear on counter drive shaft enters with gear ring and engages, and the effect due to reverse gear, main driving axle is contrary with the turning direction of counter drive shaft, so that gear ring rotates backward, just can make clamping section drive workpiece reciprocally swinging together and so forth.
Workpiece is clamped by this base case by clamping section, and workpiece is provided the feeding of vertical direction by bore portion, and simultaneously driving section makes milling cutter to the reciprocal camber line feeding of workpiece; Just can complete the processing of circular hole, and this physical construction can be stable complete each to feeding so that working accuracy has guarantee.
Preferred version one, as the further optimization to base case, described clamping section also comprises linkage mechanism, and described linkage mechanism is tightrope; The bolt head of described top pressure bolt is provided with tightrope and wears hand-hole; The bolt of described top pressure bolt is cascaded by described tightrope successively, and described tightrope wound clockwise 5��6 on the bolt head of described top pressure bolt encloses, and wears hand-hole through described tightrope.
In preferred version one, when tightening first top pressure bolt, second, third top pressure bolt synchronous of drive is tightened by tightrope, so that jaw shaped is become top pressure by top pressure bolt synchronous, thus the positioned centrally making workpiece is more accurate; When unclamping the 3rd top pressure bolt, drive the 2nd, first top pressure bolt synchronous is unclamped by tightrope, thus unclamps workpiece.
Preferred version two, as the further optimization to base case, the clamping end of described folder pawl is provided with triangle tooth; In order to make the positioning precision of workpiece higher, workpiece is just needed to make to be close in the upper plane of base, owing to folder pawl is lever construction, so folder pawl is while clamping work pieces, folder pawl also has downward movement tendency relative to workpiece, thus make folder pawl that workpiece produce downward frictional force, by Work-sheet pressing in the upper plane of base; And triangle tooth is set on the clamping end of folder pawl, be conducive to the frictional force improved between folder pawl clamping end and workpiece.
Preferred version three, as the further optimization to base case, sheathed return spring on the pressure bolt of described top, and return spring is between the force side and described base of described folder pawl; This optimization is conducive to after folder pawl unclamps workpiece, and the clamping end of folder pawl can depart from workpiece, thus conveniently takes out workpiece.
Preferred version four, as the further optimization to base case, described base also secures tightrope tension pin; Tightrope tension pin is used for tensioning tightrope so that tightrope can not disturb the normal operation in each portion of this device.
Accompanying drawing explanation
Fig. 1 is the structural representation of joint flange circular hole boring device embodiment;
Fig. 2 is the structural representation of clamping section embodiment in Fig. 1;
Fig. 3 is the structural representation clamping mechanism's embodiment in Fig. 2.
Embodiment
Below by embodiment, the utility model is described in further detail:
Reference numeral in Figure of description comprises: frame 1, clamping section 2, bore portion 3, workpiece 4, driving section 5, base 21, clamping mechanism 22, tightrope 231, tightrope tension pin 211, folder pawl 221, top pressure bolt 222, return spring 223, milling cutter 33, transmitting gear 51, main driving axle 52, gear ring 53, counter drive shaft 55, oppositely gear 56.
Embodiment is substantially as shown in accompanying drawing 1, Fig. 2, Fig. 3: joint flange circular hole boring device comprises frame 1, clamping section 2, driving section 5, bore portion 3 and drive-motor; Bore portion 3 is positioned at above clamping section 2, and bore portion 3 comprises cantilever and milling cutter 33, and cantilever is slidably mounted in frame 1, and milling cutter 33 is fixed on cantilever. Clamping section 2 comprises base 21, clamping mechanism 22 and linkage mechanism; Wherein clamping totally three, mechanism 22, centrosymmetry is arranged on base 21. As shown in Figure 3, clamping mechanism 22 comprises folder pawl 221 and top pressure bolt 222, wherein presss from both sides pawl 221 and comprises clamping end and force side, base 21 is welded with hinged seat, and the middle part of folder pawl 221 is hinged on hinged seat, makes folder pawl 221 form lever construction; And press from both sides and the force side of pawl 221 is provided with threaded hole, top pressure bolt 222 coordinates with the threaded hole of folder pawl 221 force side, make top pressure bolt 222 be threaded in the force side of folder pawl 221, screw top pressure bolt 222 and can realize the swing pressing from both sides pawl 221, thus holding force can be provided to workpiece 4.
Linkage mechanism is for making top pressure bolt 222 rotate simultaneously, so that folder pawl 221 is in the process of clamping work pieces 4, top pressure bolt 222 can press from both sides the force side of pawl 221 with identical speed jack-up, thus the positioned centrally making workpiece 4 is more accurate. As shown in Figure 2, linkage mechanism is a tightrope 231; And the bolt head of top pressure bolt 222 is provided with tightrope 231 and wears hand-hole, the bolt of top pressure bolt 222 is cascaded by tightrope 231 successively, and tightrope 231 need to enclose by wound clockwise 5��6 on the bolt head of each top pressure bolt 222, then hand-hole is worn through tightrope 231, and then wound clockwise 5��6 encloses on the bolt head of top pressure bolt 222; With this when tightening first top pressure bolt 222, second, third top pressure bolt 222 of drive is synchronously tightened by tightrope 231, so that folder pawl 221 is synchronously formed top pressure by top pressure bolt 222, thus improves the precision of workpiece 4 positioned centrally; When unclamping the 3rd top pressure bolt 222, drive the 2nd, first top pressure bolt 222 is synchronously unclamped by tightrope 231, thus unclamps workpiece 4; Tightrope 231 wears hand-hole through tightrope 231, can prevent from pushing up and press bolt 222 and tightrope 231 phenomenon trackslipped occur, so that top pressure bolt 222 cannot realize synchronous axial system; Tightrope 231 tension pin is also secured in addition, for tensioning tightrope 231 so that tightrope 231 can not disturb the normal operation in each portion of this device on base 21.
In order to make the positioning precision of workpiece 4 higher, workpiece 4 is just needed to make to be close in the upper plane of base 21, owing to folder pawl 221 is lever construction, so folder pawl 221 is while clamping work pieces 4, folder pawl 221 also has downward movement tendency relative to workpiece 4, thus make folder pawl 221 that workpiece 4 is produced downward frictional force, workpiece 4 is pressed in the upper plane of base 21; The frictional force between end and workpiece 4 is clamped, so being provided with triangle tooth on the clamping end of folder pawl 221 in order to improve folder pawl 221. After making folder pawl 221 unclamp workpiece 4, the clamping end of folder pawl 221 can depart from workpiece 4, thus convenient takes out workpiece 4, thus on the pressure bolt of top sheathed return spring 223, and return spring 223 is between the force side and base 21 of folder pawl 221.
Driving section 5 is for making clamping section 2 drive workpiece 4 reciprocally swinging together, thus milling cutter 33 can be swung back and forth relative to workpiece 4, so that milling cutter 33 can process circular hole on workpiece 4; As shown in Figure 1, driving section 5 comprises gear ring 53, two transmitting gears, 51, two reverse gears 56, main driving axle 52 and counter drive shaft 55; The base 21 of clamping section 2 is disk shape, and base 21 times ends are also fixedly connected with rotation axis, and rotation axis is rotatably installed in frame 1 so that clamping section 2 base 21 is rotatably connected in frame 1; Gear ring 53 is fixedly connected on the periphery of clamping section 2 base 21, two transmitting gears 51 all can engage with gear ring 53, two transmitting gears 51 are completely identical, and all only it is provided with half cycle tooth, one of them transmitting gear 51 spline joint is on main driving axle 52, another transmitting gear 51 spline joint is on counter drive shaft 55, and main driving axle 52 and counter drive shaft 55 are rotatably connected in frame 1, and main driving axle 52 distributes with the centrosymmetry of counter drive shaft 55 along clamping section 2; Driving section 5 also comprises reversing-gear, reversing-gear comprises two complete identical reverse gears 56, one of them reverse gear 56 spline joint is on main driving axle 52, and another reverse gear 56 spline joint is on counter drive shaft 55, and two reverse gears 56 engage each other; And main driving axle 52 is connected with drive-motor. Starting drive-motor drives main driving axle 52 to rotate, transmitting gear 51 on main driving axle 52 drives the base 21 of clamping section 2 to rotate simultaneously, but after the transmitting gear 51 on main driving axle 52 rotates half cycle, transmitting gear 51 on main driving axle 52 engages with gear ring 53 disengaging, and simultaneously the transmitting gear 51 on counter drive shaft 55 starts to engage with gear ring 53, and the effect due to reverse gear 56, main driving axle 52 is contrary with the turning direction of counter drive shaft 55, so that gear ring 53 rotates backward, clamping section 2 just can be made and so forth to drive workpiece 4 reciprocally swinging together.
Claims (5)
1. a joint flange circular hole boring device, it is characterised in that, comprise frame, clamping section, driving section, bore portion and drive-motor; Described bore portion is positioned at above clamping section, and bore portion comprises cantilever and milling cutter, and cantilever is slidably mounted in described frame, and milling cutter is fixed on cantilever; Told clamping section and comprised base, clamping mechanism; Described base is disk shape, and the lower end of base is fixedly connected with rotation axis, and rotation axis is rotatably connected in described frame; Described at least three, clamping mechanism, and it is arranged on base along base revenue centre symmetry; Described clamping mechanism comprises folder pawl and top pressure bolt, folder pawl comprises clamping end and force side, and described base is fixed with hinged seat, and the middle part of folder pawl is hinged on hinged seat, and press from both sides and the force side of pawl is provided with threaded hole, top pressure bolt coordinates with the threaded hole of folder pawl force side; Described driving section comprises gear ring, two transmitting gears, two reverse gears, main driving axle and counter drive shaft; Described gear ring is fixedly connected on the periphery of described base, described two transmitting gears all can engage with gear ring, two transmitting gears are completely identical, and all only it is provided with half cycle tooth, one of them transmitting gear spline joint is on described main driving axle, another transmitting gear spline joint is on described counter drive shaft, and main driving axle and counter drive shaft are rotatably connected in described frame; Described two reverse gears are completely identical, and one of them reverse gear spline is connected on described main driving axle, and another reverse gear spline is connected on described counter drive shaft, and two reverse gears engage each other; And main driving axle is connected with drive-motor.
2. joint flange circular hole according to claim 1 boring device, it is characterised in that, described clamping section also comprises linkage mechanism, and described linkage mechanism is tightrope; The bolt head of described top pressure bolt is provided with tightrope and wears hand-hole; The bolt of described top pressure bolt is cascaded by described tightrope successively, and described tightrope wound clockwise 5��6 on the bolt head of described top pressure bolt encloses, and wears hand-hole through described tightrope.
3. joint flange circular hole according to claim 1 boring device, it is characterised in that, the clamping end of described folder pawl is provided with triangle tooth.
4. joint flange circular hole according to claim 1 boring device, it is characterised in that, sheathed return spring on bolt is pressed on described top, and return spring is between the force side and described base of described folder pawl.
5. joint flange circular hole according to claim 1 boring device, it is characterised in that, described base also secures tightrope tension pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520961881.3U CN205270976U (en) | 2015-11-29 | 2015-11-29 | Flange circular arc hole drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520961881.3U CN205270976U (en) | 2015-11-29 | 2015-11-29 | Flange circular arc hole drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205270976U true CN205270976U (en) | 2016-06-01 |
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ID=56055597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520961881.3U Active CN205270976U (en) | 2015-11-29 | 2015-11-29 | Flange circular arc hole drilling equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN205270976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424877A (en) * | 2016-10-15 | 2017-02-22 | 中国计量大学 | Generating method for milling tool path of novel robot |
| CN108555026A (en) * | 2018-05-15 | 2018-09-21 | 浙江辛子精工机械股份有限公司 | A kind of mandril pre-rotation high-precision punch |
-
2015
- 2015-11-29 CN CN201520961881.3U patent/CN205270976U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424877A (en) * | 2016-10-15 | 2017-02-22 | 中国计量大学 | Generating method for milling tool path of novel robot |
| CN108555026A (en) * | 2018-05-15 | 2018-09-21 | 浙江辛子精工机械股份有限公司 | A kind of mandril pre-rotation high-precision punch |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |