CN105234452A - Double-bit drilling machine - Google Patents
Double-bit drilling machine Download PDFInfo
- Publication number
- CN105234452A CN105234452A CN201510720195.1A CN201510720195A CN105234452A CN 105234452 A CN105234452 A CN 105234452A CN 201510720195 A CN201510720195 A CN 201510720195A CN 105234452 A CN105234452 A CN 105234452A
- Authority
- CN
- China
- Prior art keywords
- output shaft
- gear
- box
- double
- driven gear
- Prior art date
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
- B23B39/162—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles having gear transmissions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/30—Additional gear with one or more working-spindles attachable to the main working-spindle and mounting the additional gear
Abstract
The invention discloses a double-bit drilling machine and belongs to the technical field of drilling machines. The double-bit drilling machine comprises a motor, a transmission system and a spindle. The motor transmits power to the spindle through the transmission system. A connecting shaft sleeve integrated with a rack is arranged outside the spindle. A gearbox is fixed to the lower portion of the connecting shaft sleeve. The spindle is connected with an input shaft of the gearbox. A driving gear is fixed to the lower end of the input shaft and engaged with a first driven gear fixedly provided with a first output shaft and a second driven gear fixedly provided with a second output shaft. Drill bits are installed at the lower end of the first output shaft and the lower end of the second output shaft respectively. Double holes can be machined at the same time, the structure is simple and compact, use is convenient, work efficiency is improved, labor intensity is relieved, and the yield of products is increased.
Description
Technical field
The present invention relates to drilling machine technical field.
Background technology
My station place, trunnion axis φ 4 hole, company workshop needs to process diplopore, distance between holes has stricter requirement, and need large batch of processing be carried out, at present, the processing method that workshop adopts is, adopts single shaft single head common driller, station need be converted and carry out secondary punching, this method operating efficiency is relatively low, and labour intensity is comparatively large, and size easily occurs deviation.
Therefore, how to research and develop one and increase work efficiency, reduce labour intensity, improving the Double-end drill machine of finished product rate, is the technical problem that those skilled in the art need solution badly.
Summary of the invention
The technical problem to be solved in the present invention, is to provide a kind of Double-end drill machine, and it can process diplopore simultaneously, and structure is simple, easy to use, improves operating efficiency, reduces labour intensity, improve finished product rate.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Double-end drill machine, comprise motor, transmission system and main shaft, described motor by transmission system by power transmission to main shaft, described main shaft outside is provided with the connecting bushing with frame one, described connecting bushing bottom is fixed with gear-box, described main shaft is connected with the power shaft of gear-box, described power shaft lower end is fixed with driving gear, described driving gear is meshed with the second driven gear being fixed with the second output shaft with the first driven gear being fixed with the first output shaft respectively, and the lower end of described first output shaft and the second output shaft is separately installed with drill bit.
As preferably, described driving gear is external gear.
As preferably, described first output shaft and the second output shaft export respectively by the installing hole on described gear-box, described gear-box are also provided with the n-th installing hole of the first output shaft, n=1,2,3,4.
As preferably, described gear-box is upper and lower retractable structure, comprise the upper box and lower box that are bolted, described first output shaft is connected with lower box respectively by rolling bearing with the second output shaft, also be respectively equipped with the thrust bearing I in the bearing holder (housing, cover) that is fixed on bottom lower box in the bottom of the first output shaft and the second output shaft, between the driven gear and lower box on the top of the first output shaft and the second output shaft, be also provided with thrust bearing II.
As preferably, the top of described first output shaft and the second output shaft is equipped with locking nut, and the top of described locking nut is also provided with housing pin.
As preferably, described first driven gear is identical with the second driven gear number of teeth.
As preferably, described first driven gear is different with the second driven gear number of teeth.
The beneficial effect adopting technique scheme to produce is: in prior art, when needing processing diplopore, adopt single shaft single head common driller, station need be converted and carry out secondary punching, this method operating efficiency is relatively low, labour intensity is comparatively large, and size easily occurs deviation.The present invention adopts gear drive, the power of main shaft is passed through gear-box, two output shafts are given by power transmission, thus drive two equidirectional rotations of drill bit, realize simultaneously to the processing in two holes, and improve accuracy and the degree of accuracy of processing, which raises operating efficiency, reduce labour intensity, improve finished product rate; And what the present invention adopted is external toothing, what driving gear 18 adopted is external gear, and reduce the volume of whole gear-box, alleviate the weight of gear-box internal structure, structure is compacter, reasonable, keeps in repair convenient, greatly reduces and produces and maintenance cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is the D portion partial sectional view of Fig. 1;
Fig. 3 is the structural representation at lower box mating surface place;
Each figure number name is called: 1-motor; 2-transmission system; 3-main shaft; 4-connecting bushing; 5-frame; 6-upper box; 7-connecting bolt; 8-the second output shaft; 9-rolling bearing; 10-thrust bearing I; 11-drill bit; 12-bearing holder (housing, cover); 13-lower box; 14-installing hole; 15-the first output shaft; 16-thrust bearing II; 17-the first driven gear; 18-driving gear; 19-power shaft; 20-locking nut; 21-housing pin; 22-the second driven gear; 23-bolt hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further detailed explanation.
As Fig. 1, shown in Fig. 2, the present invention includes motor 1, transmission system 2 and main shaft 3, described motor 1 passes through transmission system 2 by power transmission to main shaft 3, described main shaft 3 outside is provided with the connecting bushing 4 with frame 5 one, described connecting bushing 4 bottom is fixed with gear-box, described main shaft 3 is connected with the power shaft 19 of gear-box, described power shaft 19 lower end is fixed with driving gear 18, described driving gear 18 adopts external gear, described driving gear 18 is meshed with the second driven gear 22 being fixed with the second output shaft 8 with the first driven gear 17 being fixed with the first output shaft 15 respectively, the lower end of described first output shaft 15 and the second output shaft 8 is separately installed with drill bit 11.
Beneficial effect of the present invention is: adopt gear drive, the power of main shaft is passed to two output shafts by gear-box, thus drive two equidirectional rotations of drill bit of output shaft bottom, realize simultaneously to the processing in two holes, and improve accuracy and the degree of accuracy of processing, which raises operating efficiency, reduce labour intensity, improve finished product rate.
Further, as shown in Figure 2, described driving gear 18 is external gear.What said apparatus adopted is external toothing, and driving gear 18 adopts external gear, greatly reduces the volume of whole gear-box, alleviates the weight of gear-box internal structure, and structure is compacter, reasonable, keeps in repair convenient, greatly reduces and produces and maintenance cost.
Further, as shown in Figure 1, Figure 2, Figure 3 shows, described first output shaft 15 and the second output shaft 8 export respectively by the installing hole 14 on described gear-box, described gear-box are also provided with the n-th installing hole 14, n=1,2,3,4 of the first output shaft 15.Processing while said structure achieves the very little holes of multiple hole carpenters square, in the actual production of workshop, usually run into the situation that distance between holes is incomplete same, just need to prepare multiple stage lathe to process one to one, and this device arranges the installing hole 14 of multiple first output shaft 15 on gear-box, the circle be formed centrally in installing hole 14 and driving gear 18 external diameter form concentric circles, and select suitable installing hole as required, adjust the first driven gear 17 and the second driven gear 22, distance between first output shaft 15 and the second output shaft 8, achieve the processing of different pitch-row, range of application increases greatly, greatly save production cost.
Further, as shown in Figure 1, Figure 2, Figure 3 shows, described gear-box is upper and lower retractable structure, comprise the upper box 6 and lower box 13 that are connected by connecting bolt 7, described first output shaft 15 is connected with lower box 13 respectively by rolling bearing 9 with the second output shaft 8, also be respectively equipped with the thrust bearing I 10 in the bearing holder (housing, cover) 12 that is fixed on bottom lower box 13 in the bottom of the first output shaft 15 and the second output shaft 8, between the driven gear and lower box 13 on the top of the first output shaft 15 and the second output shaft 8, be also provided with thrust bearing II 16.Said structure makes the assembling of casing convenient, quick, increases thrust bearing balancing axial thrust, makes to add man-hour more steady.
Further, the top of described first output shaft 15 and the second output shaft 8 is equipped with locking nut 20, and the top of described locking nut 20 is also provided with housing pin 21.Said structure ensure that the installation of the first output shaft 15 and the second output shaft 8 is firm, and housing pin 21 prevents locking nut 20 from occurring to loosen, and prevents output shaft from swinging, and ensures the degree of accuracy and the safety of processing.
Further, described first driven gear 17 is identical with second driven gear 22 number of teeth.Said structure design makes rotating speed during two drill bit machining holes identical, and process is more steady.
Further, described first driven gear 17 is different with second driven gear 22 number of teeth.Said structure is applicable to processing two holes and is in situation on unlike material workpiece respectively, according to the material in processed hole, select the number of teeth of driven gear, the radial imbalance force adding man-hour is reduced to minimum, when ensureing processing, machine and workpiece steady, ensure crudy.
Claims (7)
1. a Double-end drill machine, comprise motor (1), transmission system (2) and main shaft (3), described motor (1) by transmission system (2) by power transmission to main shaft (3), described main shaft (3) outside is provided with the connecting bushing (4) with frame (5) one, it is characterized in that: described connecting bushing (4) bottom is fixed with gear-box, described main shaft (3) is connected with the power shaft (19) of gear-box, described power shaft (19) lower end is fixed with driving gear (18), described driving gear (18) is meshed with the first driven gear (17) being fixed with the first output shaft (15) and the second driven gear (22) of being fixed with the second output shaft (8) respectively, the lower end of described first output shaft (15) and the second output shaft (8) is separately installed with drill bit (11).
2. a kind of Double-end drill machine according to claim 1, is characterized in that: described driving gear (18) is external gear.
3. a kind of Double-end drill machine according to claim 1, it is characterized in that: described first output shaft (15) and the second output shaft (8) export respectively by the installing hole (14) on described gear-box, described gear-box is also provided with n-th installing hole (14) of the first output shaft (15), n=1,2,3,4.
4. a kind of Double-end drill machine according to claim 1, it is characterized in that: described gear-box is upper and lower retractable structure, comprise the upper box (6) and lower box (13) that are connected by connecting bolt (7), described first output shaft (15) is connected with lower box (13) respectively by rolling bearing (9) with the second output shaft (8), the thrust bearing I (10) in the bearing holder (housing, cover) (12) being fixed on lower box (13) bottom is also respectively equipped with in the bottom of the first output shaft (15) and the second output shaft (8), thrust bearing II (16) is also provided with between the driven gear and lower box (13) on the top of the first output shaft (15) and the second output shaft (8).
5. a kind of Double-end drill machine according to claim 4, it is characterized in that: the top of described first output shaft (15) and the second output shaft (8) is equipped with locking nut (20), the top of described locking nut (20) is also provided with housing pin (21).
6. a kind of Double-end drill machine according to claim 1, is characterized in that: described first driven gear (17) is identical with the second driven gear (22) number of teeth.
7. a kind of Double-end drill machine according to claim 1, is characterized in that: described first driven gear (17) is different with the second driven gear (22) number of teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510720195.1A CN105234452A (en) | 2015-10-30 | 2015-10-30 | Double-bit drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510720195.1A CN105234452A (en) | 2015-10-30 | 2015-10-30 | Double-bit drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105234452A true CN105234452A (en) | 2016-01-13 |
Family
ID=55032409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510720195.1A Pending CN105234452A (en) | 2015-10-30 | 2015-10-30 | Double-bit drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234452A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571136A (en) * | 2017-10-12 | 2018-01-12 | 芜湖市永帆精密模具科技有限公司 | Steel ball cold heading die Internal Spherical Surface burnishing device |
| CN107584404A (en) * | 2017-10-12 | 2018-01-16 | 芜湖市永帆精密模具科技有限公司 | The wool frotton polishing mechanism that a kind of drilling machine uses |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201350514Y (en) * | 2009-02-11 | 2009-11-25 | 露笑集团有限公司 | Drilling machine capable of processing a plurality holes simultaneously |
| CN201483025U (en) * | 2009-09-10 | 2010-05-26 | 大连亚明汽车部件股份有限公司 | Double-drilling special equipment |
| CN203696007U (en) * | 2013-09-18 | 2014-07-09 | 杭州金浪机电有限公司 | Drilling machine for steel tubes |
| CN103962601A (en) * | 2014-03-14 | 2014-08-06 | 宁波神丰汽车部件有限公司 | Hole-position-adjustable multi-hole drill |
| CN205147375U (en) * | 2015-10-30 | 2016-04-13 | 际华三五三四制衣有限公司 | Double -end drilling machine |
-
2015
- 2015-10-30 CN CN201510720195.1A patent/CN105234452A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201350514Y (en) * | 2009-02-11 | 2009-11-25 | 露笑集团有限公司 | Drilling machine capable of processing a plurality holes simultaneously |
| CN201483025U (en) * | 2009-09-10 | 2010-05-26 | 大连亚明汽车部件股份有限公司 | Double-drilling special equipment |
| CN203696007U (en) * | 2013-09-18 | 2014-07-09 | 杭州金浪机电有限公司 | Drilling machine for steel tubes |
| CN103962601A (en) * | 2014-03-14 | 2014-08-06 | 宁波神丰汽车部件有限公司 | Hole-position-adjustable multi-hole drill |
| CN205147375U (en) * | 2015-10-30 | 2016-04-13 | 际华三五三四制衣有限公司 | Double -end drilling machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571136A (en) * | 2017-10-12 | 2018-01-12 | 芜湖市永帆精密模具科技有限公司 | Steel ball cold heading die Internal Spherical Surface burnishing device |
| CN107584404A (en) * | 2017-10-12 | 2018-01-16 | 芜湖市永帆精密模具科技有限公司 | The wool frotton polishing mechanism that a kind of drilling machine uses |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160113 |
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| RJ01 | Rejection of invention patent application after publication |