CN201195208Y - Power head of drilling and boring machine - Google Patents
Power head of drilling and boring machine Download PDFInfo
- Publication number
- CN201195208Y CN201195208Y CNU2008201040951U CN200820104095U CN201195208Y CN 201195208 Y CN201195208 Y CN 201195208Y CN U2008201040951 U CNU2008201040951 U CN U2008201040951U CN 200820104095 U CN200820104095 U CN 200820104095U CN 201195208 Y CN201195208 Y CN 201195208Y
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- reduction box
- main shaft
- high speed
- gear wheel
- low speed
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Abstract
The utility model relates to a drill-boring lathe unit head, in particular to drilling-boring equipment which comprises a main shaft, a main shaft rotary motion drive set and a main shaft reciprocating motion drive set, wherein, the main shaft rotary motion drive set comprises an electric motor, a belt pulley and a reduction box; the main shaft reciprocating motion drive set is a hydraulic drive set and comprises a hydraulic cylinder coaxially arranged with a main shaft, a piston rod provided with a center through hole, a cylinder cover and a hydraulic system, the hydraulic cylinder is arranged on the box body of the reduction box, the oil inlet mouth of the hydraulic cylinder is connected with the output end of the hydraulic system and the oil return mouth is connected with the input end of the hydraulic system; the main shaft is fixed in the center hole of the piston rod through a bearing, one end of the main shaft extends out of the reduction box and the other end extends out of the piston rod to be connected with a cutting tool bit; the hydraulic system is composed of a reversing valve, a throttling valve, an overflowing valve, an oil pump and an oil pipe component. The unit head is applied to various drills and boring lathes and has the advantages of simple structure, low production cost, convenient operation, safety, reliability, and the like.
Description
Technical field
The utility model relates to a kind of brill, boring equipment, particularly a kind of brill boring machine unit head.
Background technology
Domestic existing brill, boring machine unit head generally are pneumatic, electric structure at present, and its reciprocating feed drive unit is traditional mechanical structure form mostly, therefore because the design feature of himself, this metal cutting unit head is relatively heavier and dangerous, the production cost height, operator's labour intensity is big, so can not satisfy user's demand preferably.
Summary of the invention:
The technical problems to be solved in the utility model is: the brill boring machine unit head that provide a kind of and collect mechanical, electrical, liquid is one, and to solve existing existing heaviness of boring machine unit head and the problem dangerous, that production cost is high, labor strength is big of boring.
The technical scheme that solves the problems of the technologies described above is: a kind of brill boring machine unit head, comprise main shaft, main axis rotation motion drive unit, the spindle reciprocating motion drive unit, main axis rotation motion drive unit is by motor, belt pulley, reduction box is formed, described spindle reciprocating motion drive unit is a fluid pressure drive device, this the device by with the coaxial mounted hydraulic cylinder of main shaft, be positioned at hydraulic cylinder and have the piston rod of central through hole, the cylinder cap and the hydraulic system that are positioned at cylinder ends are formed, described hydraulic cylinder is installed on the reduction box casing, inlet nozzle on this hydraulic cylinder is connected with the output of hydraulic system, and oil return nozzle is connected with the input of hydraulic system; In the central through hole of piston rod, the one end stretches out outside the reduction box casing main shaft by bearing fixing, and the other end stretches out outside the piston rod and with cutting tool and is connected.
Described spindle reciprocating motion drive unit also includes the hydraulic cylinder bearing support, and hydraulic cylinder one end directly is connected with the reduction box casing, and the other end is fixed on the reduction box casing by the hydraulic cylinder bearing support;
Further technical scheme of the present utility model is: described hydraulic system is made up of the choke valve, overflow valve, oil pump and the oil pipe assembly that connect successively.
Described hydraulic system also includes reversal valve; The end that described main shaft stretches out reduction box casing one end is equipped with the travel switch feeler lever, on the reduction box case lid pole is installed, and is fixed with two travel switches on this pole; Described travel switch feeler lever matches with two travel switches.
Of the present utility model more further technical scheme be: described reduction box is by reduction box casing, the high speed shaft that is positioned at the reduction box casing, slow-speed shaft and be positioned at high speed pinion on the high speed shaft, be positioned at high speed gear wheel, the low speed pinion on the slow-speed shaft, low speed gear wheel and the gear bush that is positioned on the main shaft formed, described high speed pinion and the engagement of high speed gear wheel, low speed pinion and the engagement of low speed gear wheel, the low speed gear wheel is fixed on the gear bush by flat key, and the splined hole of gear bush matches with spline on the main shaft.
Because adopt technique scheme, the brill boring machine unit head of the utility model is compared with existing brill boring machine unit head, has following beneficial effect:
1, overcome the weak point of existing metal cutting unit head heaviness, reduced production cost:
Because driving, the reciprocating motion of the brill boring machine unit head of the utility model is fluid pressure drive device, this fluid pressure drive device is installed in only has hydraulic cylinder, piston rod, cylinder cap and a hydraulic cylinder bearing support on the unit head body, has avoided adopting the labyrinth of traditional mechanical drive mode; In addition, the utility model also is co-axially mounted on hydraulic cylinder and main shaft on the reduction box dexterously, making hydraulic cylinder can be used as feeding guide rail simultaneously uses, because hydraulic cylinder and feeding guide rail unite two into one, simplified motion, thereby reduced production cost widely, therefore, the brill boring machine unit head of the utility model not only can overcome the weak point of existing metal cutting unit head heaviness, also greatly reduces production cost.
2, easy to operate, safe and reliable:
Because the hydraulic system of the reciprocating movement driving device of the brill boring machine unit head of the utility model also includes reversal valve, choke valve, overflow valve etc., therefore, moving up and down of piston rod can drive main shaft and be installed in cutting tool feeding on the main shaft and the reciprocating motion of withdrawing from, thereby finishes feed motion; And by the adjusting choke valve, thereby can make the speed that the oil circuit flow increases or minimizing realizes regulating feeding, by the setting of travel switch and the control of reversal valve, can realize semi-automatic feeding; Therefore, operation is very easy and safe and reliable for this brill boring machine unit head, significantly reduced working strength of workers.
3, because the reciprocating movement driving device of this brills boring machine unit head has adopted fluid pressure drive device, therefore, this unit head also have driving force greatly, can realize stepless speed regulation, the advantage that the range of work is bigger.
Below, the technical characterictic to the brill boring machine unit head of the utility model is further described in conjunction with the accompanying drawings and embodiments.
Description of drawings:
The structural representation of the brill boring machine unit head of Fig. 1: embodiment one described the utility model;
In the drawings,
1-main shaft, 2-hydraulic cylinder bearing support, 3-screw,
4-cylinder cap, 5-hydraulic cylinder, 501-inlet nozzle,
502-oil return nozzle, 6-piston rod, 601-piston rod central through hole,
7-screw, 8-reduction box casing, 801-reduction box case lid,
9-gear bush, 10-low speed gear wheel, 11-small belt pulley,
12-motor, 13-big belt pulley, 14-high speed shaft,
15-low speed pinion, 16-high speed pinion, 17-high speed gear wheel,
18-slow-speed shaft, 19-reversal valve, 20-choke valve,
21-overflow valve, 22-oil pump, 23-bearing,
24-travel switch feeler lever, 25-pole, 26-travel switch,
27-travel switch.
The specific embodiment:
Embodiment one:
A kind of brill boring machine unit head (referring to Fig. 1), comprise vertical spindle 1, main axis rotation motion drive unit, the spindle reciprocating motion drive unit, main axis rotation motion drive unit is by motor 12, small belt pulley 11, big belt pulley 13, reduction box is formed, described reduction box is by reduction box casing 8, be positioned at the high speed shaft 14 of reduction box casing 8, slow-speed shaft 18 and be positioned at high speed pinion 16 on the high speed shaft 14, be positioned at the high speed gear wheel 17 on the slow-speed shaft, low speed pinion 15, the low speed gear wheel 10 and the gear bush 9 that are positioned on the main shaft 1 are formed, wherein, high speed pinion 16 and 17 engagements of high speed gear wheel, low speed pinion 15 and 10 engagements of low speed gear wheel, low speed gear wheel 10 is fixed on the gear bush 9 by flat key, and the splined hole of gear bush 9 matches with spline on the main shaft;
Described spindle reciprocating motion drive unit is a fluid pressure drive device, this device by with main shaft 1 coaxial mounted hydraulic cylinder 5, be positioned at hydraulic cylinder 5 and have the piston rod 6 of central through hole 601, the cylinder cap 4 that is positioned at hydraulic cylinder 5 ends, hydraulic cylinder bearing support 2 and hydraulic system and form, hydraulic cylinder 5 one ends directly are connected with reduction box casing 8, the other end is fixed on the reduction box casing 8 by hydraulic cylinder bearing support 2, inlet nozzle 501 on this hydraulic cylinder 5 is connected with the output of hydraulic system, and oil return nozzle 502 is connected with the input of hydraulic system; Main shaft 1 is fixed on by bearing 23 in the central through hole 601 of piston rod 6, and the one end stretches out outside the reduction box casing 8, and the other end stretches out outside the piston rod 6 and with cutting tool and is connected.
Described hydraulic system is made up of the reversal valve 19, choke valve 20, overflow valve 21, oil pump 22 and the oil pipe assembly that connect successively; The end that described main shaft 1 stretches out reduction box casing 8 one ends is equipped with travel switch feeler lever 24, and pole 25 is installed on reduction box case lid 801, is fixed with two travel switches 26,27 on this pole 25; Wherein, travel switch feeler lever 24 matches with two travel switches 26,27.
As a kind of conversion of present embodiment one, also can be according to actual needs, do not adopt hydraulic cylinder bearing support 2 and directly hydraulic cylinder 5 and main shaft 1 are co-axially mounted on the reduction box casing 8.
As another conversion of present embodiment one, also can make main shaft 1 be positioned at level or other position according to the different requirements of processing parts.
During assembling, earlier be fixed on main shaft 1 in the central through hole 601 of piston rod 6 by bearing 23, piston rod 6 passes hydraulic cylinder 5 and blocks with cylinder cap 4, hydraulic cylinder 5 one ends directly are connected with reduction box casing 8, the other end is fixed on the reduction box casing 8 by hydraulic cylinder bearing support 2 usefulness screws 3, then each belt pulley, gear are installed on the corresponding axle, low speed gear wheel 10 is fixed on gear bush 9 by flat key, the splined hole of gear bush 9 matches with splined section on the main shaft 1, and main shaft 1 can free vertically slippage in gear bush 9.During machining, transmission by parts such as small belt pulley 11, big belt pulley 13, low speed pinion 15, low speed gear wheel 10, high speed pinion 16, high speed gear wheels 17 passes to high speed shaft 14, slow-speed shaft 18 and main shaft 1 successively with the power of motor 12, make main shaft obtain the cutting movement of rotation, because main shaft 1 is fixed in the piston rod 6 by bearing 23, the drive that moves up and down of piston rod 6 is installed in the tool feeding on main shaft 1 end and withdraws from, thereby finishes feed motion.By adjusting choke valve 20, thereby the oil circuit flow is increased or minimizing realization adjusting feed speed, by the setting of travel switch 26,27 and the control of reversal valve 19, can realize semi-automatic feeding, to alleviate operator's labour intensity.
Claims (7)
1. brill boring machine unit head, comprise main shaft (1), main axis rotation motion drive unit, the spindle reciprocating motion drive unit, main axis rotation motion drive unit is by motor, belt pulley, reduction box is formed, it is characterized in that: described spindle reciprocating motion drive unit is a fluid pressure drive device, this the device by with the coaxial mounted hydraulic cylinder of main shaft (1) (5), be positioned at hydraulic cylinder (5) and have the piston rod (6) of central through hole (601), the cylinder cap (4) and the hydraulic system that are positioned at hydraulic cylinder (5) end are formed, described hydraulic cylinder (5) is installed on the reduction box casing (8), inlet nozzle (501) on this hydraulic cylinder (5) is connected with the output of hydraulic system, and oil return nozzle (502) is connected with the input of hydraulic system; Main shaft (1) is fixed on by bearing (23) in the central through hole (601) of piston rod (6), and the one end stretches out outside the reduction box casing (8), and the other end stretches out outside the piston rod (6) and with cutting tool and is connected.
2. brill boring machine unit head according to claim 1, it is characterized in that: described spindle reciprocating motion drive unit also includes hydraulic cylinder bearing support (2), hydraulic cylinder (5) one ends directly are connected with reduction box casing (8), and the other end is fixed on the reduction box casing (8) by hydraulic cylinder bearing support (2).
3. brill boring machine unit head according to claim 1 and 2 is characterized in that: described hydraulic system is made up of the choke valve (20), overflow valve (21), oil pump (22) and the oil pipe assembly that connect successively.
4. brill boring machine unit head according to claim 3 is characterized in that: described hydraulic system also includes reversal valve (19); The end that described main shaft (1) stretches out reduction box casing (8) one ends is equipped with travel switch feeler lever (24), and pole (25) is installed on reduction box case lid (801), is fixed with two travel switches (26), (27) on this pole (25); Described travel switch feeler lever (24) matches with two travel switches (26), (27).
5. brill boring machine unit head according to claim 1 and 2, it is characterized in that: described reduction box is by reduction box casing (8), be positioned at the high speed shaft (14) of reduction box casing (8), slow-speed shaft (18) and be positioned at high speed pinion (16) on the high speed shaft (14), be positioned at the high speed gear wheel (17) on the slow-speed shaft, low speed pinion (15), the low speed gear wheel (10) and the gear bush (9) that are positioned on the main shaft (1) are formed, described high speed pinion (16) and high speed gear wheel (17) engagement, low speed pinion (15) and low speed gear wheel (10) engagement, low speed gear wheel (10) is fixed on the gear bush (9) by flat key, and the splined hole of gear bush (9) matches with the spline on the main shaft.
6. brill boring machine unit head according to claim 3, it is characterized in that: described reduction box is by reduction box casing (8), be positioned at the high speed shaft (14) of reduction box casing (8), slow-speed shaft (18) and be positioned at high speed pinion (16) on the high speed shaft (14), be positioned at the high speed gear wheel (17) on the slow-speed shaft, low speed pinion (15), the low speed gear wheel (10) and the gear bush (9) that are positioned on the main shaft (1) are formed, described high speed pinion (16) and high speed gear wheel (17) engagement, low speed pinion (15) and low speed gear wheel (10) engagement, low speed gear wheel (10) is fixed on the gear bush (9) by flat key, and the splined hole of gear bush (9) matches with the spline on the main shaft.
7. brill boring machine unit head according to claim 4, it is characterized in that: described reduction box is by reduction box casing (8), be positioned at the high speed shaft (14) of reduction box casing (8), slow-speed shaft (18) and be positioned at high speed pinion (16) on the high speed shaft (14), be positioned at the high speed gear wheel (17) on the slow-speed shaft, low speed pinion (15), the low speed gear wheel (10) and the gear bush (9) that are positioned on the main shaft (1) are formed, described high speed pinion (16) and high speed gear wheel (17) engagement, low speed pinion (15) and low speed gear wheel (10) engagement, low speed gear wheel (10) is fixed on the gear bush (9) by flat key, and the splined hole of gear bush (9) matches with the spline on the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201040951U CN201195208Y (en) | 2008-02-19 | 2008-02-19 | Power head of drilling and boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201040951U CN201195208Y (en) | 2008-02-19 | 2008-02-19 | Power head of drilling and boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201195208Y true CN201195208Y (en) | 2009-02-18 |
Family
ID=40414848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201040951U Expired - Fee Related CN201195208Y (en) | 2008-02-19 | 2008-02-19 | Power head of drilling and boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201195208Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900144A (en) * | 2010-07-22 | 2010-12-01 | 泸州众大科技液压件有限公司 | Small-sized drill pile-up valve |
| WO2012009969A1 (en) * | 2010-07-21 | 2012-01-26 | Zhan Jing | Bench slide drilling and tapping dual-purpose machine tool |
| CN106475832A (en) * | 2016-12-08 | 2017-03-08 | 福州兴诺机械工业有限公司 | A kind of hydraulic power head |
-
2008
- 2008-02-19 CN CNU2008201040951U patent/CN201195208Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012009969A1 (en) * | 2010-07-21 | 2012-01-26 | Zhan Jing | Bench slide drilling and tapping dual-purpose machine tool |
| CN101900144A (en) * | 2010-07-22 | 2010-12-01 | 泸州众大科技液压件有限公司 | Small-sized drill pile-up valve |
| CN101900144B (en) * | 2010-07-22 | 2012-11-07 | 泸州众大科技液压件有限公司 | Small-sized drill pile-up valve |
| CN106475832A (en) * | 2016-12-08 | 2017-03-08 | 福州兴诺机械工业有限公司 | A kind of hydraulic power head |
| CN106475832B (en) * | 2016-12-08 | 2018-08-14 | 福州兴诺机械工业有限公司 | A kind of hydraulic power head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090218 Termination date: 20100219 |