CN204053013U - A kind of drilling machine delivering gear - Google Patents
A kind of drilling machine delivering gear Download PDFInfo
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- CN204053013U CN204053013U CN201420516615.5U CN201420516615U CN204053013U CN 204053013 U CN204053013 U CN 204053013U CN 201420516615 U CN201420516615 U CN 201420516615U CN 204053013 U CN204053013 U CN 204053013U
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- gear
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- drilling machine
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- trunnion axis
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Abstract
The utility model provides a kind of drilling machine delivering gear, belongs to field of mechanical technique.It solve existing drilling machine feed manually automatically single, and the problem such as poor stability during autofeed.This drilling machine delivering gear, drilling machine comprises main spindle box, main shaft in main spindle box is connected with trunnion axis, delivering gear comprises gear-box, gear-box is fixed with handle set, handle set is hinged with handle, trunnion axis is connected with handle set, the interior external tooth worm gear and chuck that all overlap on the horizontal axis is provided with in gear-box, chuck is connected mutually with trunnion axis, chuck is connected with ratchet, buncher is connected with worm screw, worm screw is meshed with interior external tooth worm gear, several bearings are provided with between worm screw and gear-box, spacer ring is provided with between two adjacent bearings, trunnion axis overcoat has clutch cutting ferrule, clutch cutting ferrule has groove, the inner of handle extend in groove.This drilling machine delivering gear has electrodeless variable-speed autofeed, and the advantages such as good are stablized in feed.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of drilling machine, particularly a kind of drilling machine delivering gear.
Background technology
Drilling machine refers to the lathe mainly through drill bit machining hole on workpiece, and usual bit is main motion, and drill bit moves axially as feed motion.
Existing drilling machine comprises main spindle box, vertically main shaft is provided with in main spindle box, be provided with trunnion axis in the horizontal direction, the inner of trunnion axis is connected with main shaft, and the outer end of trunnion axis is connected with handle, and the rotational of trunnion axis drives main shaft to move up and down, this kind of structure, realize the manual feed of drilling machine, but manual feed labour intensity is high, precision is forbidden.
People have invented automatic drilling machine for this reason, and such as Chinese patent literature data discloses numerical control automatic feed drilling mchine [application number: 201220181491.0; Authorization Notice No.: CN 202667705U, it comprises main transmission section, workbench, column part, autofeed part and control cabinet, and autofeed part is provided with feed box; Control cabinet and feed box divide the both sides of the main spindle box being in main transmission section, feed box is equipped with stepper motor, worm and gear is equipped with in feed box inside, main spindle box is built with the feed shaft of level, feed shaft is by worm gear driven rotary, feed shaft is engaged by tooth with the sleeve on main shaft, is moved up and down by feed shaft band moving sleeve.
The drilling machine of this kind of structure can only realize autofeed, manual feed can not be realized, and use Worm Wheel System, the main shaft of stepper motor is connected with worm screw, bearing is set with between worm screw and feed box, there is the problem of axial runout in worm screw, just causes worm screw and the less stable of turbine when engagement rotation when rotating, reduce the transmission accuracy of worm and gear.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, provides a kind of drilling machine delivering gear, solves how to make existing drilling machine can electrodeless variable-speed autofeed, also can manual feed, and transmission accuracy during autofeed is high.
The purpose of this utility model realizes by following technical proposal: a kind of drilling machine delivering gear, drilling machine comprises main spindle box, main shaft and trunnion axis is provided with in described main spindle box, described main shaft is connected with trunnion axis, it is characterized in that, delivering gear comprises the gear-box that described main spindle box side is fixed with, described gear-box is fixed with handle set, described handle set is hinged with handle, described trunnion axis is connected with handle set through gear-box, interior external tooth worm gear and chuck is provided with in described gear-box, described interior external tooth worm gear and chuck all overlap on the horizontal axis, described chuck is connected mutually with trunnion axis, described chuck is connected with ratchet, one end of described gear-box is fixed with buncher, described buncher is connected with worm screw, described worm screw is meshed with interior external tooth worm gear, several bearings are provided with between described worm screw and gear-box, spacer ring is provided with between described two adjacent bearings, described trunnion axis overcoat has clutch cutting ferrule, described clutch cutting ferrule has groove, the inner of described handle extend in groove, pull handle to rotate around hinged place, handle promotes clutch cutting ferrule makes clutch cutting ferrule move towards chuck, the inner side that described clutch cutting ferrule is resisted against ratchet makes ratchet open to be meshed with interior external tooth worm gear.
The internal diameter of interior external tooth worm gear is greater than the diameter of trunnion axis, and the motion of interior external tooth worm gear and trunnion axis is relatively independent, and during manual operation, rotary handle drives handle set to rotate, thus drives horizontal rotational shaft, and trunnion axis makes main shaft move up and down, and realizes manual feed; During automatic operation, handle is pulled in the hinged place of thorny handle and handle set, making clutch cutting ferrule strut ratchet makes ratchet be meshed with the internal tooth of interior external tooth worm gear, buncher drives worm screw, turbine rotation, horizontal rotational shaft is made by ratchet, chuck, thus main shaft is moved up and down, realize electrodeless variable-speed autofeed; Arrange spacer ring between two bearings adjacent outside worm screw, spacer ring plays the effect of buffering, and make worm screw there is not the problem of axial runout when rotating, the stable transmission of worm and wormwheel, autofeed precision is high, effective.
In above-mentioned a kind of drilling machine delivering gear, described handle set is connected with turnbuckle, and the outer end of described turnbuckle is installed with set lever, and the inner of described turnbuckle is connected with the inner of handle.When handle pulls automatic catch or manual gear, by rotation lock handle, pull turnbuckle, make handle be fixed on automatic catch or manual gear, handle good stability, there will not be the problem of trip stopping.
In above-mentioned a kind of drilling machine delivering gear, the side of described chuck is fixed with steady pin one and steady pin two, and one end and the steady pin one of described ratchet are hinged, and the other end is connected with steady pin two by spring.Chuck is ring-type, ratchet is under the pulling of spring, depart between the outside of ratchet and interior external tooth worm gear, the inner side of ratchet along chuck radial direction between distance be less than the external diameter of clutch cutting ferrule, when cutting ferrule to move and the elastic force overcoming spring makes ratchet open towards chuck, tooth bar outside ratchet is meshed with the internal tooth of interior external tooth worm gear, thus makes buncher drive horizontal rotational shaft.
In above-mentioned a kind of drilling machine delivering gear, the quantity of described ratchet is 1-3.The quantity of ratchet is arranged according to actual conditions, and ratchet forms a circle around chuck, engagement better effects if when ratchet is engaged with interior external tooth worm gear.
In above-mentioned a kind of drilling machine delivering gear, be equipped with the bearing pin that runs through trunnion axis in described trunnion axis, the madial wall of described chuck have a pair draw-in groove, the two ends of described bearing pin are positioned at draw-in groove.By bearing pin, trunnion axis is connected mutually with chuck, structure is simple.
In above-mentioned a kind of drilling machine delivering gear, described spacer ring is made up of elastomeric material.Elastomeric material has that elasticity is large, price is low and the advantage of good stability.
In above-mentioned a kind of drilling machine delivering gear, between described main spindle box and gear-box, there is stiffener, between described gear-box and buncher, there is installing plate, described stiffener and installing plate perpendicular, described stiffener and installing plate are split-type structurals.Stiffener improves the installation firmness of gear-box, the installation of the existence of installing plate convenient debugging motor, and stiffener and installing plate are split-type structurals, this kind of structure, convenient to installing plate and stiffener carry out without dead angle batch grey, spray paint.
Compared with prior art, the drilling machine delivering gear that the utility model provides has the following advantages:
1, this drilling machine delivering gear can realize manual feed, can realize electrodeless variable-speed autofeed again, select different feed modes according to actual needs, applicability is strong, as long as just can realize the switching of manual feed and electrodeless variable-speed autofeed by pulling handle, easy to operate, after selecting a kind of feed mode, by set lever, turnbuckle lock handle, handle is fixed, good stability.
2, this drilling machine delivering gear is rotated by the hinged place of pulling the thorny handle of handle and handle set, make clutch cutting ferrule strut ratchet, ratchet is meshed with interior external tooth worm gear, and clutch cutting ferrule is away from ratchet, ratchet separates with outer internal tooth worm gear under the effect of spring force, manually, automatically switches conveniently.
3, this drilling machine delivering gear worm screw overcoat has bearing, and be provided with the spacer ring be made up of elastomeric material between two adjacent bearings, spacer ring plays the effect of buffering, makes worm screw can not circular runout when rotation, and the precision of Worm and Worm Gear Driving is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of this drilling machine delivering gear autofeed state.
Fig. 2 is the structural representation of the manual feed state of this drilling machine delivering gear.
Fig. 3 is the side elevation in partial section of this drilling machine delivering gear.
Fig. 4 is the partial structurtes schematic diagram of this drilling machine.
Fig. 5 is the enlarged drawing of this drilling machine delivering gear Fig. 3 a-quadrant.
In figure, 1, main spindle box; 2, main shaft; 3, trunnion axis; 4, gear-box; 5, handle set; 6, handle; 7, interior external tooth worm gear; 8, chuck; 81, draw-in groove; 9, ratchet; 10, buncher; 11, worm screw; 12, bearing; 13, spacer ring; 14, clutch cutting ferrule; 141, groove; 15, turnbuckle; 16, set lever; 17, steady pin one; 18, steady pin two; 19, spring; 20, bearing pin; 21, stiffener; 22, installing plate.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 4, drilling machine comprises main spindle box 1 and delivering gear, and be provided with main shaft 2 and trunnion axis 3 in main spindle box 1, main shaft 2 is vertically arranged, and main shaft 2 overcoat has jacket casing, and trunnion axis 3 is horizontally disposed with, and trunnion axis 3 is meshed by gear with jacket casing.
As shown in Figure 1, Figure 2, Figure 3 shows, this drilling machine delivering gear comprises handle set 5, handle 6, interior external tooth worm gear 7, chuck 8, ratchet 9, buncher 10, worm screw 11 and clutch cutting ferrule 14.
The side of main spindle box 1 is fixed with stiffener 21, the opposite side of stiffener 21 is fixed with gear-box 4, the opposite side of gear-box 4 is fixed with handle set 5, handle set 5 is hinged with handle 6, trunnion axis 3 is connected with handle set 5 through gear-box 4, handle set 5 is connected with turnbuckle 15, the outer end of turnbuckle 15 is installed with set lever 16, the inner of turnbuckle 15 is connected with the inner of handle 6, rotation lock handle 16, and handle 6 can be made to locate.
Be provided with interior external tooth worm gear 7 and chuck 8 in gear-box 4, interior external tooth worm gear 7 and chuck 8 are all enclosed within trunnion axis 3, and the internal diameter of interior external tooth worm gear 7 is greater than the external diameter of trunnion axis 3, and namely, external tooth worm gear 7 is relatively independent with the motion of trunnion axis 3.The madial wall of chuck 8 has a pair draw-in groove 81, be equipped with the bearing pin 20 that runs through trunnion axis 3 in trunnion axis 3, the two ends of bearing pin 20 are positioned at draw-in groove 81, and chuck 8 is connected mutually with trunnion axis 3.Chuck 8 is embedded in interior external tooth worm gear 7, the side of chuck 8 is fixed with steady pin 1 and steady pin 2 18, one end and the steady pin 1 of ratchet 9 are hinged, and namely ratchet 9 can rotate around steady pin 1, and the other end of ratchet 9 is connected with steady pin 2 18 by spring 19.In the present embodiment, the quantity of ratchet 9 is two, and arranges in reverse symmetry, and in actual production, the quantity of ratchet 9 can be one or three.The lateral wall of ratchet 9 has the tooth bar that can be meshed with the internal tooth of interior external tooth worm gear 7, the distance between two ratchets 9 is less than the external diameter of clutch cutting ferrule 14.Trunnion axis 3 overcoat has clutch cutting ferrule 14, clutch cutting ferrule 14 has groove 141, the inner of handle 6 extend in groove 141, the hinged place of pulling the thorny handle 6 of handle 6 and handle set 5 is rotated, handle 6 promotes clutch cutting ferrule 14 makes clutch cutting ferrule 14 move or away from chuck 8 towards chuck 8, when clutch cutting ferrule 14 moves towards chuck 8, clutch cutting ferrule 14 is embedded between two ratchets 9, the elastic force making ratchet 9 overcome spring 19 opens, tooth bar on ratchet 9 lateral wall is meshed with the internal tooth of interior external tooth worm gear 7, make interior external tooth worm gear 7 and the clamping of chuck 8 phase, when clutch cutting ferrule 14 is away from chuck 8, under the effect of spring 19 elastic force, the tooth bar of ratchet 9 lateral wall and the internal tooth of interior external tooth worm gear 7 depart from, interior external tooth worm gear 7 and chuck 8 are thrown off.One end of gear-box 4 is fixed with installing plate 22, installing plate 22 and stiffener 21 perpendicular, installing plate 22 and stiffener 21 are split-type structurals.Installing plate 22 is provided with buncher 10, buncher 10 is connected with worm screw 11, worm screw 11 is positioned at the top of trunnion axis 3, and worm screw 11 is meshed with worm gear, in the present embodiment, three bearings 12 are provided with between worm screw 11 and gear-box 4, a bearing 12 is positioned at the side of worm screw 11 engaging tooth, two other bearing 12 is positioned at the opposite side of worm screw 11 engaging tooth, as shown in Figure 5, and be provided with the spacer ring 13 be made up of elastomeric material between these two bearings 12, spacer ring 13 plays cushioning effect, eliminate the axial runout of worm screw 11, make the transmission stability of external tooth worm gear 7 in worm screw 11 good.
As shown in Figure 1, this kind of state is that motor is in electrodeless variable-speed autofeed state, and buncher 10 rotates, drive worm screw 11 to rotate, worm screw 11 drives interior external tooth worm gear 7 to rotate, thus drives ratchet 9, chuck 8, trunnion axis 3 to rotate, main shaft 2 is moved up and down, realizes autofeed.
As shown in Figure 2, during this kind of state, motor is in manual feed state, turning handle 6, drive handle set 5, trunnion axis 3 rotate, because clutch cutting ferrule 14 and ratchet 9 are thrown off, the rotation of trunnion axis 3 can not have influence on the inactive state of interior external tooth worm gear 7, and trunnion axis 3 rotates and main shaft 2 is moved up and down, and realizes manual feed.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the terms such as main spindle box 1, main shaft 2, trunnion axis 3, gear-box 4, handle set 5, handle 6, interior external tooth worm gear 7, chuck 8, draw-in groove 81, ratchet 9, buncher 10, worm screw 11, bearing 12, spacer ring 13, clutch cutting ferrule 14, groove 141, turnbuckle 15, set lever 16, steady pin 1, steady pin 2 18, spring 19, bearing pin 20, stiffener 21, installing plate 22 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (7)
1. a drilling machine delivering gear, drilling machine comprises main spindle box (1), main shaft (2) and trunnion axis (3) is provided with in described main spindle box (1), described main shaft (2) is connected with trunnion axis (3), it is characterized in that, delivering gear comprises the gear-box (4) that described main spindle box (1) side is fixed with, described gear-box (4) is fixed with handle set (5), described handle set (5) is hinged with handle (6), described trunnion axis (3) is connected with handle set (5) through gear-box (4), interior external tooth worm gear (7) and chuck (8) is provided with in described gear-box (4), described interior external tooth worm gear (7) and chuck (8) are all enclosed within trunnion axis (3), described chuck (8) is connected mutually with trunnion axis (3), described chuck (8) is connected with ratchet (9), one end of described gear-box (4) is fixed with buncher (10), described buncher (10) is connected with worm screw (11), described worm screw (11) is meshed with interior external tooth worm gear (7), several bearings (12) are provided with between described worm screw (11) and gear-box (4), spacer ring (13) is provided with between described two adjacent bearings (12), described trunnion axis (3) overcoat has clutch cutting ferrule (14), described clutch cutting ferrule (14) has groove (141), the inner of described handle (6) extend in groove (141), pull handle (6) to rotate around hinged place, handle (6) promotes clutch cutting ferrule (14) makes clutch cutting ferrule (14) mobile towards chuck (8), the inner side that described clutch cutting ferrule (14) is resisted against ratchet (9) makes ratchet (9) open to be meshed with interior external tooth worm gear (7).
2. a kind of drilling machine delivering gear according to claim 1, it is characterized in that, described handle set (5) is connected with turnbuckle (15), the outer end of described turnbuckle (15) is installed with set lever (16), and the inner of described turnbuckle (15) is connected with the inner of handle (6).
3. a kind of drilling machine delivering gear according to claim 1, it is characterized in that, the side of described chuck (8) is fixed with steady pin one (17) and steady pin two (18), one end and the steady pin one (17) of described ratchet (9) are hinged, and the other end is connected with steady pin two (18) by spring (19).
4. a kind of drilling machine delivering gear according to claim 3, is characterized in that, the quantity of described ratchet (9) is 1-3.
5. a kind of drilling machine delivering gear according to claim 1 or 2 or 3, it is characterized in that, the bearing pin (20) that one runs through trunnion axis (3) is equipped with in described trunnion axis (3), the madial wall of described chuck (8) has a pair draw-in groove (81), the two ends of described bearing pin (20) are positioned at draw-in groove (81).
6. a kind of drilling machine delivering gear according to claim 1 or 2 or 3, is characterized in that, described spacer ring (13) is made up of elastomeric material.
7. a kind of drilling machine delivering gear according to claim 1 or 2 or 3, it is characterized in that, there is between described main spindle box (1) and gear-box (4) stiffener (21), there is between described gear-box (4) and buncher (10) installing plate (22), described stiffener (21) and installing plate (22) perpendicular, described stiffener (21) and installing plate (22) are split-type structurals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516615.5U CN204053013U (en) | 2014-09-10 | 2014-09-10 | A kind of drilling machine delivering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516615.5U CN204053013U (en) | 2014-09-10 | 2014-09-10 | A kind of drilling machine delivering gear |
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| CN204053013U true CN204053013U (en) | 2014-12-31 |
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| CN201420516615.5U Active CN204053013U (en) | 2014-09-10 | 2014-09-10 | A kind of drilling machine delivering gear |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728775A (en) * | 2016-04-14 | 2016-07-06 | 浙江西菱股份有限公司 | Stepless speed change automatic feed drilling machine |
| CN106151451A (en) * | 2016-08-29 | 2016-11-23 | 安徽鸿远机电科技有限公司 | A kind of handle ratchet wheel gear |
| CN107443137A (en) * | 2017-08-03 | 2017-12-08 | 南通西马特机器制造有限公司 | Radial drilling machine feed mechanism |
-
2014
- 2014-09-10 CN CN201420516615.5U patent/CN204053013U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728775A (en) * | 2016-04-14 | 2016-07-06 | 浙江西菱股份有限公司 | Stepless speed change automatic feed drilling machine |
| CN106151451A (en) * | 2016-08-29 | 2016-11-23 | 安徽鸿远机电科技有限公司 | A kind of handle ratchet wheel gear |
| CN107443137A (en) * | 2017-08-03 | 2017-12-08 | 南通西马特机器制造有限公司 | Radial drilling machine feed mechanism |
| CN107443137B (en) * | 2017-08-03 | 2023-09-05 | 南通西马特机器制造有限公司 | Feeding mechanism of radial drilling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Feeding mechanism of drilling machine Effective date of registration: 20180312 Granted publication date: 20141231 Pledgee: Zhejiang Tailong commercial bank Taizhou branch of Limited by Share Ltd Pledgor: ZHEJIANG XILING CO., LTD. Registration number: 2018330000057 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |