CN202921951U - Full-hydraulic numerical control drill - Google Patents

Full-hydraulic numerical control drill Download PDF

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Publication number
CN202921951U
CN202921951U CN 201220347008 CN201220347008U CN202921951U CN 202921951 U CN202921951 U CN 202921951U CN 201220347008 CN201220347008 CN 201220347008 CN 201220347008 U CN201220347008 U CN 201220347008U CN 202921951 U CN202921951 U CN 202921951U
Authority
CN
China
Prior art keywords
column
numerical control
spindle
hydraulic
box
Prior art date
Application number
CN 201220347008
Other languages
Chinese (zh)
Inventor
杨尚平
李友兴
宁重阳
全永福
王敏
刘永胜
汪泽波
Original Assignee
昆明理工大学
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by 昆明理工大学 filed Critical 昆明理工大学
Priority to CN 201220347008 priority Critical patent/CN202921951U/en
Application granted granted Critical
Publication of CN202921951U publication Critical patent/CN202921951U/en

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Abstract

The utility model relates to a full-hydraulic numerical control drill and belongs to the field of metal cutting machinery. The full-hydraulic numerical control drill comprises a column, a spindle box, a base, a lifting work bench and a control box, wherein the spindle box is fixed on the column, a guide rail is arranged on the column, the lifting work bench is arranged on the column through the guide rail, a bracket is positioned on the column, the control box is installed on the bracket on the column, and a lifting oil cylinder is arranged at the lower portion of the lifting work bench. The spindle box comprises a hydraulic motor, a driving gear, a feed oil cylinder, a box body, a spindle and a driven gear, wherein the hydraulic motor is arranged at the top end of the box body, the feed oil cylinder is fixed in the box body, and the spindle is arranged in a piston rod of the feed oil cylinder. The spindle is driven by the hydraulic motor, so that feed motion can be directly finished by the feed oil cylinder. The spindle and the feed oil cylinder are integrated so as to remove a lot of transmission gears and gear change hand lever. Rotation and feed of the spindle can achieve large-range stepless speed regulation. The full-hydraulic numerical control drill is simple in structure, high in automation and capable of meeting various processing requirements.

Description

A kind of all-hydraulic numerical control drilling machine
Technical field
The utility model relates to a kind of all-hydraulic numerical control drilling machine, belongs to metal cutting machinery field.
Background technology
Traditional drilling machine is all to realize that by stage-geared main shaft rotates and feed motion by motor usually, coordinates with shifting slide gear by gear change hand lever and realizes speed change, and number of spare parts is many, complex structure, troublesome poeration.Particularly the speed class of main motion and feed motion is limited, can not adapt to modern processing for the increasingly extensive requirement of cutting speed.
Application number is 02280701.2 Chinese patent " automatic hydraulic drill machines ", belongs to radial drilling machine, and spline spindle is installed on rocking arm, on the spline spindle top, oil cylinder is housed, and directly promotes axis feeding.The defective of this drilling machine is that oil cylinder and main shaft are installed in series, and axial dimension is large, and transmission stiffness is not enough, has affected machining accuracy.
Application number is 200720109445.9 Chinese patent " automatic cutter feeding device for drill machine ", be provided with gusset piece in the main spindle box lower end, the two ends of gusset piece are fixed with main shaft and guide pillar respectively, oil cylinder is placed in the middle of main shaft and guide pillar, and by the feeding of gusset piece drive shaft, the defective of this drilling machine is not conllinear of cylinder thrust and feeding resistance, may make main shaft tilt to cause hole scattering, joint cover can't be processed the hole of concave part across the lower end main shaft, and the scope of application of drilling machine is restricted.
The patent relevant to drilling machine, all only relate to the feeding part at present, and its main motion is still continued to use motor and driven by gear or belt pulley, thereby the speed change grade of its main motion is limited, can not satisfy modern processing to the requirement of multiple cutting speed.
The utility model content
The purpose of this utility model is to provide a kind of full hydraulic drive drilling machine, its main shaft fluid motor-driven, feed motion is directly completed by feed cylinder, main shaft and feed cylinder are integrated, omitted a large amount of travelling gears and gear change hand lever, and main shaft rotates and feeding all can realize the large-scale stepless speed governing.
The utility model is realized by following technical scheme: a kind of all-hydraulic numerical control drilling machine comprises column 1, main spindle box 3, base 6, self-powered platform 4, control cabinet 11; Main spindle box 3 is fixed on column 1, column 1 is provided with guide rail 8, self-powered platform 4 is arranged on column 1 by guide rail 8, column 1 is provided with carriage 10, control cabinet 11 is arranged on the carriage 10 of column 1, on control cabinet 11 panels, display screen and supervisory keyboard are housed, self-powered platform 4 bottoms are provided with hoist cylinder 7.
Described main spindle box 3 comprises hydraulic motor 2, driving gear 12, feed cylinder 16, casing 17, main shaft 22, driven gear 24; Hydraulic motor 2, driving gear 12, driven gear 24 are arranged on casing 17 tops, and feed cylinder 16 is fixed in casing 17, and main shaft 22 is arranged in the piston rod II 15 of feed cylinder 16.The driving gear 12 of described main spindle box 3 is connected with hydraulic motor 2, and driven gear 24 is connected with main shaft 22 upper ends.
Described self-powered platform 4 bottoms are provided with free bearing 5, and the piston rod I 9 of hoist cylinder 7 is connected with the free bearing 5 of self-powered platform 4.Described hoist cylinder 7 cylinder bodies are fixed on base 6.
The piston rod II 15 of described feed cylinder 16 is inner is that through hole, its two ends are fixed with top chock 14, step 18.In described top chock 14, upper bearing (metal) 23 is installed, its upper end is fixed with upper ball cover 13, upper ball cover 13 and top chock 14 is used for the axial restraint of main shaft.Lower bearing 20 and thrust bearing 21 are installed in described step 18, its lower end has been bolted lower ball cover 19, step 18 and lower ball cover 19 is used for the main shaft axial restraint.
Operation principle: hydraulic motor 2 work, driving driven gear 24 by driving gear 12 rotates, splined shaft sliding suite due to the splined hole at driven gear 24 centers and main shaft 22 tops, main shaft 22 driven gear 24 relatively moves up and down, no matter main shaft 22 vertical feeds are to any position, hydraulic motor 2 can drive its rotation.Main shaft 22 is by rotating piston rod II 15 inside of being installed on of upper bearing (metal) 23, lower bearing 20, upper and lower bearing cap 13,19 and the acting in conjunction of thrust bearing 21 under, main shaft 22 is with respect to piston rod 15 axial restraints, therefore after feed cylinder 16 passes into hydraulic oil, piston rod II 15 drives main shaft 22 and moves up and down the feed motion of completing main shaft 22 under the oil pressure effect.The adjustment of self-powered platform 4 upright positions is completed by hoist cylinder 7, when passing into hydraulic oil, the piston rod I 9 of hoist cylinder 7 drives workbench 4 and moves both vertically along guide rail 8, and its effect is the relative position of regulating workpiece and main shaft, to adapt to the processing of different appearance and size workpiece.
Hydraulic motor 2, feed cylinder 16, hoist cylinder 7 are controlled by hydraulic pressure-digital control system, can realize large-scale stepless time adjustment, on control cabinet 11 panels, display screen and supervisory keyboard are housed, can preset rotation speed by controlling button, the machined parameters such as feed speed, drilling depth, can online modification, and show in real time by display screen is synchronous.
The utility model has following beneficial effect compared with prior art:
1, full hydraulic drive has been omitted most of travelling gear and whole gear change hand lever, and driving-chain is short, and is simple in structure; 2, main shaft rotation and feeding are stepless speed regulation, can satisfy various processing requests;
3, machined parameters button setting operation is simple, and automaticity is high;
4, machined parameters shows in real time, is convenient to observe and monitoring.
Description of drawings
Fig. 1 is appearance structure schematic diagram of the present utility model;
Fig. 2 is the sectional structure schematic diagram of the utility model main spindle box.
in figure, each label is: 1: column, 2: hydraulic motor, 3: main spindle box, 4: self-powered platform, 5: free bearing, 6: base, 7: hoist cylinder, 8: column guide rail, 9: the piston rod I, 10: carriage, 11: control cabinet, 12: driving gear, 13: upper ball cover, 14: top chock, 15: the piston rod II, 16: feed cylinder, 17: casing, 18: step, 19: lower ball cover, 20: lower bearing, 21: thrust bearing, 22: main shaft, 23: upper bearing (metal), 24: driven gear.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but content of the present utility model is not limited to described scope.
Embodiment 1: as shown in Fig. 1-2, a kind of all-hydraulic numerical control drilling machine comprises column 1, main spindle box 3, base 6, self-powered platform 4, control cabinet 11; Main spindle box 3 is fixed on column 1, column 1 is provided with guide rail 8, self-powered platform 4 is arranged on column 1 by guide rail 8, column 1 is provided with carriage 10, control cabinet 11 is arranged on the carriage 10 of column 1, on control cabinet 11 panels, display screen and supervisory keyboard are housed, self-powered platform 4 bottoms are provided with hoist cylinder 7.
Main spindle box 3 comprises hydraulic motor 2, driving gear 12, feed cylinder 16, casing 17, main shaft 22, driven gear 24; Hydraulic motor 2, driving gear 12, driven gear 24 are arranged on casing 17 tops, and feed cylinder 16 is fixed in casing 17, and main shaft 22 is arranged in the piston rod II 15 of feed cylinder 16.The driving gear 12 of main spindle box 3 is connected with hydraulic motor 2, and driven gear 24 is connected with main shaft 22 upper ends.
Self-powered platform 4 bottoms are provided with free bearing 5, and the hoist cylinder piston rod II I 9 of hoist cylinder 7 is connected with the free bearing 5 of self-powered platform 4.Hoist cylinder 7 cylinder bodies are fixed on base 6.
The piston rod II 15 of feed cylinder 16 is inner is that through hole, its two ends are fixed with top chock 14, step 18.Upper bearing (metal) 23 is installed in top chock 14, its upper end is fixed with upper ball cover 13.Lower bearing 20 and thrust bearing 21 are installed in step 18, its lower end has been bolted lower ball cover 19.

Claims (7)

1. an all-hydraulic numerical control drilling machine, comprise column (1), main spindle box (3), base (6), self-powered platform (4), control cabinet (11); Main spindle box (3) is fixed on column (1), column (1) is provided with guide rail (8), self-powered platform (4) is arranged on column (1) by guide rail (8), column (1) is provided with carriage (10), control cabinet (11) is arranged on the carriage (10) of column (1), it is characterized in that: self-powered platform (4) bottom is provided with hoist cylinder (7), and main spindle box (3) comprises hydraulic motor (2), driving gear (12), feed cylinder (16), casing (17), main shaft (22), driven gear (24); Hydraulic motor (2) is arranged on casing (17) top, and feed cylinder (16) is fixed in casing (17), and main shaft (22) is arranged in the piston rod II (15) of feed cylinder (16).
2. all-hydraulic numerical control drilling machine according to claim 1, it is characterized in that: the driving gear (12) of described main spindle box (3) is connected with hydraulic motor (2), and driven gear (24) is connected with main shaft (22) upper end.
3. all-hydraulic numerical control drilling machine according to claim 1 is characterized in that: described self-powered platform (4) bottom is provided with free bearing (5), and the piston rod I (9) of hoist cylinder (7) is connected with the free bearing (5) of self-powered platform (4).
4. all-hydraulic numerical control drilling machine according to claim 1, it is characterized in that: described hoist cylinder (7) cylinder body is fixed on base (6).
5. all-hydraulic numerical control drilling machine according to claim 1 is characterized in that: the piston rod II (15) of described feed cylinder (16) is inner is fixed with top chock (14), step (18) for through hole, its two ends.
6. all-hydraulic numerical control drilling machine according to claim 5 is characterized in that: upper bearing (metal) (23) is installed in described top chock (14), its upper end is fixed with upper ball cover (13).
7. all-hydraulic numerical control drilling machine according to claim 5 is characterized in that: lower bearing (20) and thrust bearing (21) are installed in described step (18), its lower end is fixed with lower ball cover (19).
CN 201220347008 2012-07-18 2012-07-18 Full-hydraulic numerical control drill CN202921951U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220347008 CN202921951U (en) 2012-07-18 2012-07-18 Full-hydraulic numerical control drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220347008 CN202921951U (en) 2012-07-18 2012-07-18 Full-hydraulic numerical control drill

Publications (1)

Publication Number Publication Date
CN202921951U true CN202921951U (en) 2013-05-08

Family

ID=48211945

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220347008 CN202921951U (en) 2012-07-18 2012-07-18 Full-hydraulic numerical control drill

Country Status (1)

Country Link
CN (1) CN202921951U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102764905A (en) * 2012-07-18 2012-11-07 昆明理工大学 Full hydraulic digital controlled drill
CN103639466A (en) * 2013-11-28 2014-03-19 上海航天精密机械研究所 Automatic end frame periphery punching machine
CN103802168A (en) * 2014-03-04 2014-05-21 成都浪度家私有限公司 Side hole drilling machine material platform convenient to adjust
CN103802170A (en) * 2014-03-04 2014-05-21 成都浪度家私有限公司 Side hole drilling machine material platform
TWI556905B (en) * 2014-09-11 2016-11-11 力山工業股份有限公司 Auxiliary elevating device of drill press
CN107983991A (en) * 2017-12-06 2018-05-04 天津工业大学 A kind of aramid fiber strengthens composite material drill unit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102764905A (en) * 2012-07-18 2012-11-07 昆明理工大学 Full hydraulic digital controlled drill
CN103639466A (en) * 2013-11-28 2014-03-19 上海航天精密机械研究所 Automatic end frame periphery punching machine
CN103802168A (en) * 2014-03-04 2014-05-21 成都浪度家私有限公司 Side hole drilling machine material platform convenient to adjust
CN103802170A (en) * 2014-03-04 2014-05-21 成都浪度家私有限公司 Side hole drilling machine material platform
TWI556905B (en) * 2014-09-11 2016-11-11 力山工業股份有限公司 Auxiliary elevating device of drill press
CN107983991A (en) * 2017-12-06 2018-05-04 天津工业大学 A kind of aramid fiber strengthens composite material drill unit

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C14 Grant of patent or utility model
GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130508

Termination date: 20140718