CN112621282A

CN112621282A - Double-column horizontal numerical control precise head-aligning boring and milling machine

Info

Publication number: CN112621282A
Application number: CN202011429126.2A
Authority: CN
Inventors: 潘祥源
Original assignee: Loudi Dingli Hydraulic Technology Co ltd
Current assignee: Loudi Dingli Hydraulic Technology Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-04-09
Anticipated expiration: 2040-12-07
Also published as: CN112621282B

Abstract

The invention relates to the technical field of boring and milling machine processing, and discloses a double-column horizontal type numerical control precise head-aligning boring and milling machine, which comprises a sliding seat and a steel column, wherein vertical moving seats are symmetrically and movably mounted on the sliding seat, a main shaft is movably mounted on the vertical moving seats, a cutter is fixedly connected onto the main shaft, a processing platform is movably mounted on the sliding seat and between the two vertical moving seats, and a fixed seat is fixedly mounted on the processing platform. Through the setting of anchor clamps and backup pad, press from both sides the steel column and get, accomplish the bore hole process of steel column, then further through transmission, action wheel and the setting of penetrating the liquid device, drive the steel column and carry out the rotation for the cutter is accomplished the cutting to the surface of steel column from the breach department of anchor clamps, need not to change the position and the form of steel column, can accomplish this two-step process, reduces and changes anchor clamps and clamping time, saves a large amount of time, and then improves the production efficiency of hydro-cylinder.

Description

Double-column horizontal numerical control precise head-aligning boring and milling machine

Technical Field

The invention relates to the technical field of boring and milling machine processing, in particular to a double-column horizontal type numerical control precise head-aligning boring and milling machine.

Background

In the production and processing process of the hydraulic oil cylinder, a boring and milling machine is required to be utilized for processing production, the boring and milling machine is a processing tool commonly used in the processing industry, two functions of a boring machine and a milling machine are combined into a whole, the processing efficiency is higher, the precision is better, wherein, boring processing and outer surface milling processing are required to be carried out on the cylinder barrel, but the horizontal boring and milling machine has some defects in the processing process, and the processing method comprises the following steps:

the oil cylinder is a cylindrical steel column at the beginning, so milling and boring need to be carried out on the oil cylinder, but a horizontal boring and milling machine generally drives a cutter to rotate by a main shaft, then boring and milling actions are carried out on a workpiece, the workpiece is generally fixed on a processing platform and keeps relatively still, but the oil cylinder initial workpiece is cylindrical, so when the workpiece is processed, the boring and outer surface milling of the steel column cannot be continuously completed under the condition that the position and the clamp of the workpiece are not changed, the clamp and the clamping mode are changed, a large amount of time is consumed, and further the production efficiency of the oil cylinder is insufficient.

Meanwhile, a workpiece of the horizontal boring and milling machine is directly clamped on the processing platform and communicated with the outside, the workpiece is milled by a tool rotating at a high speed, the milling process cannot be cooled by cutting fluid, once the cutting fluid is used for cooling, the cutting fluid splashes around along with the rotation of the tool, and meanwhile, the cutting fluid carries residues to fall on the processing platform, so that the cleaning is very inconvenient, and the labor cost is wasted.

Disclosure of Invention

The invention provides a double-column horizontal numerical control precise butt-joint boring and milling machine, which has the advantages of convenience in processing, high clamping speed and good protection, and solves the problems in the background art.

The invention provides the following technical scheme: a double-column horizontal numerical control precise butt boring and milling machine comprises a sliding seat and a steel column, wherein vertical moving seats are symmetrically and movably mounted on the sliding seat, a main shaft is movably mounted on the vertical moving seats, a cutter is fixedly connected onto the main shaft, a processing platform is movably mounted on the sliding seat and positioned between the two vertical moving seats, a fixed seat is fixedly mounted on the processing platform, clamps are uniformly and symmetrically mounted on the fixed seat, a transmission device is movably sleeved at the middle part of the steel column, the steel column is movably connected with the transmission device, liquid injection devices are fixedly connected into the fixed seat and positioned at two ends of the transmission device, a driving wheel is movably mounted at the bottom of the fixed seat and meshed with the transmission device, a motor is fixedly connected to the right end of the driving wheel, the motor is fixedly connected with the fixed seat, and supporting seats are movably mounted in two sides of the fixed, one side fixedly connected with hydraulic telescoping rod of supporting seat, hydraulic telescoping rod and fixing base fixed connection, the top fixed mounting of fixing base has the backup pad, just be located anchor clamps in the backup pad directly over fixed mounting have a hydraulic stem, the front and the back of fixing base respectively movable mounting have the top of arc to pass through the screw to be connected with the backup pad, the middle part fixed mounting of arc has linear electric motor, fixedly connected with slurcam on linear electric motor's the movable block, the even fixed mounting in bottom of backup pad has the cutting fluid to penetrate the liquid mouth.

Preferably, the transmission device comprises a transmission gear, the inside of the transmission gear is uniformly and movably sleeved with a locking block, a contraction spring is fixedly connected between every two locking blocks, a pressing spring is movably sleeved on the locking block, two ends of the pressing spring are respectively and fixedly connected with the inner wall of the transmission gear and the locking block, and the transmission gear is meshed with the driving wheel.

Preferably, the liquid injection device comprises a fixing ring, the fixing ring is symmetrically and fixedly provided with a connecting rod, the connecting rod is fixedly connected with a fixing seat and a supporting plate respectively, the fixing ring is internally and uniformly movably provided with a movable box, the movable box is internally and movably provided with a tension spring, two ends of the tension spring are fixedly connected with the inner wall of the fixing ring and the bottom surface of the movable box respectively, the outer side of the fixing ring is uniformly and fixedly provided with a one-way valve, and the one-way valve is communicated with the inside of the movable box.

Preferably, the supporting seat comprises a semicircular ring, and rolling columns are uniformly and movably mounted at the front end of the semicircular ring.

Preferably, the two sides in the fixed seat are provided with liquid converging holes.

Preferably, the diameter of the inner ring of the fixing ring is larger than the maximum diameter of the cutter, and the cutting diameter of the front end of the cutter is larger than the diameter of the extending shaft in the main shaft.

Preferably, the bottom end of the extension shaft of the hydraulic rod is fixedly provided with a magnet, the clamp is a three-quarter ring, the clamp can be divided into an upper part and a lower part, the lower part of the clamp is fixedly connected with the fixed seat, and the upper part of the clamp is movably connected with the lower part through a rotating shaft.

The invention has the following beneficial effects:

1. through the setting of anchor clamps and backup pad, press from both sides the steel column and get, accomplish the bore hole process of steel column, then further through transmission, action wheel and the setting of penetrating the liquid device, drive the steel column and carry out the rotation for the cutter is accomplished the cutting to the surface of steel column from the breach department of anchor clamps, need not to change the position and the form of steel column, can accomplish this two-step process, reduces and changes anchor clamps and clamping time, saves a large amount of time, and then improves the production efficiency of hydro-cylinder.

2. Through the setting of penetrating liquid device, when making the steel column bore hole, send the inside of cutting fluid feed steel column, cool off steel column and cutter and get rid of impurity between the two, cutting speed and machining precision are improved, and reduce the wearing and tearing of cutter, reduce the maintenance cost, and simultaneously, set up through fixing base and arc, make the course of working with the steel column arrange relative seal indoor in, effectively prevent splashing of cutting fluid, improve the collection degree of cutting fluid, increase cutting fluid can reuse rate, reduce the processing cost, and prevent that cutting fluid from falling on the processing platform, reduce the degree of difficulty of manual cleaning, reduce the cost of labor.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic side view of a structural injection device of the present invention;

FIG. 3 is a schematic side view of the structural transmission of the present invention;

FIG. 4 is an enlarged view of the point A in FIG. 1;

FIG. 5 is a schematic view of the invention at B-B in FIG. 1;

FIG. 6 is a schematic view at C-C in FIG. 1 of the present invention;

FIG. 7 is a schematic view at D-D in FIG. 1 of the present invention.

In the figure: 1. a sliding seat; 2. a vertical moving seat; 3. a main shaft; 4. a cutter; 5. a processing platform; 6. a fixed seat; 7. a clamp; 8. a transmission device; 81. a transmission gear; 82. a locking block; 83. a retraction spring; 84. pressing the spring; 9. a liquid injection device; 91. a fixing ring; 92. a connecting rod; 93. a movable box; 94. a tension spring; 95. a one-way valve; 10. a steel column; 11. a driving wheel; 12. a motor; 13. a supporting seat; 131. a semi-circular ring; 132. a rolling post; 14. a support plate; 15. a hydraulic lever; 16. an arc-shaped plate; 17. a hydraulic telescopic rod; 18. a sink hole; 19. a linear motor; 20. and pushing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a double-column horizontal type numerical control precise head-aligning boring and milling machine comprises a sliding seat 1 and a steel column 10, wherein vertical moving seats 2 are symmetrically and movably installed on the sliding seat 1, a main shaft 3 is movably installed on the vertical moving seat 2, a cutter 4 is fixedly connected to the main shaft 3, a processing platform 5 is movably installed on the sliding seat 1 and between the two vertical moving seats 2, a fixed seat 6 is fixedly installed on the processing platform 5, clamps 7 are uniformly and symmetrically installed on the fixed seat 6, a transmission device 8 is movably sleeved in the middle of the steel column 10, the steel column 10 is movably connected with the transmission device 8, liquid ejecting devices 9 are fixedly connected inside the fixed seat 6 and at two ends of the transmission device 8, a driving wheel 11 is movably installed at the bottom of the fixed seat 6, the driving wheel 11 is engaged with the transmission device 8, a motor 12 is fixedly connected at the right end of the driving, inside movable mounting in both sides of fixing base 6 has supporting seat 13, one side fixedly connected with hydraulic telescoping rod 17 of supporting seat 13, hydraulic telescoping rod 17 and fixing base 6 fixed connection, the top fixed mounting of fixing base 6 has backup pad 14, it has hydraulic stem 15 just to be located anchor clamps 7 fixed mounting directly over on the backup pad 14, the front of fixing base 6 and the top that the back movable mounting has arc 16 respectively pass through the screw and be connected with backup pad 14, the middle part fixed mounting of arc 16 has linear electric motor 19, fixedly connected with slurcam 20 on linear electric motor 19's the movable block, the even fixed mounting in bottom of backup pad 14 has the cutting fluid to penetrate the liquid mouth.

Wherein, the transmission device 8 includes a transmission gear 81, the interior of the transmission gear 81 is uniformly and movably sleeved with a locking block 82, the locking blocks 82 are fixedly connected with a contracting spring 83 between two pairs, the locking block 82 is movably sleeved with a pressing spring 84, two ends of the pressing spring 84 are respectively and fixedly connected with the inner wall of the transmission gear 81 and the locking block 82, the transmission gear 81 is engaged with the driving wheel 11, when the outer surface of the steel column 10 is cut, the steel column 10 is parallel to the axis of the spindle 3, the rotation of the steel column cannot cut the outer surface of the steel column 10, therefore, the steel column 10 needs to rotate by itself to match with the cutter 4 to finish cutting the outer surface of the steel column 10, after the right half part of the steel column 10 is cut, the transmission device 8 is pushed by the linear motor 19 to translate to the right through the pushing plate 20, at this time, the diameter of the steel column 10 is reduced, under the action, the locking block 82 contracts towards the middle, continues to be attached to the steel column 10, and is in close contact with the steel column 10 through the abutting spring 84, so that the transmission device 8 can drive the steel column 10 to rotate, and the cutting of the steel column 10 is completed.

Wherein, the liquid injection device 9 comprises a fixed ring 91, connecting rods 92 are symmetrically and fixedly installed on the fixed ring 91, the connecting rods 92 are respectively and fixedly connected with the fixed seat 6 and the supporting plate 14, a movable box 93 is uniformly and movably installed inside the fixed ring 91, a tension spring 94 is movably installed inside the movable box 93, two ends of the tension spring 94 are respectively and fixedly connected with the inner wall of the fixed ring 91 and the bottom surface of the movable box 93, a one-way valve 95 is uniformly and fixedly installed outside the fixed ring 91, the one-way valve 95 is communicated with the inside of the movable box 93, when the cutter 4 bores the steel column 10, the front end of the cutter 4 is cut into the inside of the steel column 10, then cutting liquid is introduced into the inside of the movable box 93 through the one-way valve 95, the cutting liquid pushes the movable box 93 out, and is injected into the bore hole of the steel column 10 from a round hole on the movable box 93, cools the steel column, the cutting speed and the machining precision are improved, the abrasion of the cutter 4 is reduced, and the maintenance cost is reduced.

Wherein, supporting seat 13 includes semicircular ring 131, and the even movable mounting in front end of semicircular ring 131 has rolling column 132, utilizes the projecting shaft to support when boring in the main shaft 3, prevents that main shaft 3 from stretching out when weighing for the rotatory production of cutter 4 rocks, causes the bore hole skew, reduces rotatory moment of torsion, and cutter 4's stability when increasing the bore hole, and then improves the precision of bore hole.

Wherein, the liquid hole 18 that converges has been seted up to the inside both sides of fixing base 6 for the cutting carries impurity directly to fall into the inside of fixing base 6, and then discharges, improves the collection degree that improves the cutting fluid, makes the cutting fluid can reuse, reduces the processing cost, prevents that the cutting fluid from falling on processing platform 5, reduces the degree of difficulty of artifical clearance, reduces the cost of labor.

The diameter of the inner ring of the fixing ring 91 is larger than the maximum diameter of the cutter 4, the cutting diameter of the front end of the cutter 4 is larger than the diameter of an extending shaft in the spindle 3, so that the cutter 4 can smoothly pass through the liquid injection device 9 to cut the steel column 10, and the movable box 93 can extend out to be in movable contact with the extending shaft of the spindle 3 to inject the cutting liquid into the steel column 10.

Wherein, hydraulic stem 15 stretches out axle bottom fixed mounting has magnet, anchor clamps 7 are three-quarter ring, anchor clamps 7 can be divided into two upper and lower parts, the lower part and the fixing base 6 fixed connection of anchor clamps 7, the upper portion of anchor clamps 7 passes through rotation axis and lower part swing joint, place the lower part back at anchor clamps 7 when steel column 10, with the first half and the steel column 10 contact of anchor clamps 7, the projecting shaft of hydraulic stem 15 descends, support the pressure to the top of anchor clamps 7, make anchor clamps 7 fix steel column 10, and simultaneously, during the separation, the projecting shaft of hydraulic stem 15 rises, utilize magnetic force to take off the first half area of anchor clamps 7, can get and put steel column 10.

The working principle is that in the clamping stage, the steel column 10 is placed on the lower portion of the clamp 7, then the upper portion of the clamp 7 is in contact with the steel column 10, the extending shaft of the hydraulic rod 15 descends, the top of the clamp 7 is pressed, the clamp 7 fixes the steel column 10, and two ends of the steel column 10 are in contact with the inner side of the liquid injection device 9 respectively; in the boring step, the spindle 3 drives the cutter 4 to rotate and feed towards the steel column 10, then the cutter 4 is contacted with the side face of the steel column 10 and starts boring, after the front end of the cutter 4 is cut into the steel column 10, cutting fluid is introduced into the movable box 93 through the one-way valve 95, the cutting fluid pushes out the movable box 93 and is ejected into the boring of the steel column 10 from a round hole in the movable box 93, the steel column 10 and the cutter 4 are cooled and impurities between the two are removed, the two cutters 4 simultaneously bore, and after the boring reaches the middle area, the cutter 4 on one side stops and retracts, and the cutter 4 on the other side completes the remaining boring processing to avoid the collision of the two cutters; cutting the outer surface, reducing the downward pressure of the supporting plate 14 on the fixture 7, driving the steel column 10 to rotate by the motor 12 through the driving wheel 11 and the transmission device 8 in sequence, simultaneously, making a certain deviation on the position of the fixing seat 6 on the processing platform 5, replacing the cutter 4, making the cutter 4 be positioned at the notch of the fixture 7, determining the processing allowance, driving the cutter 4 to feed by the main shaft 3 on the right side, cutting the steel column 10, when contacting the transmission device 8, driving the transmission device 8 to deviate a certain distance by the linear motor 19 through the pushing plate 20 to complete the processing of the right half part of the steel column 10, then starting to cut the steel column 10 by the cutter 4 on the left side, at this time, the linear motor 19 driving the transmission device 8 to translate a certain distance to the right through the pushing plate 20, because the right half part has been processed and the diameter is reduced, under the action of the, the locking block 82 contracts towards the middle, continues to be tightly attached to the steel column 10, and is in close contact with the steel column 10 through the abutting spring 84, so that the transmission device 8 can drive the steel column 10 to rotate, and the outer surface of the steel column 10 is cut.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-column horizontal numerical control precision butt boring and milling machine, includes sliding seat (1) and steel column (10), symmetry movable mounting has vertical movement seat (2) on sliding seat (1), movable mounting has main shaft (3) on vertical movement seat (2), fixedly connected with cutter (4) on main shaft (3), movable mounting has processing platform (5), its characterized in that on sliding seat (1) and between being located two vertical movement seats (2): a fixed seat (6) is fixedly installed on the processing platform (5), clamps (7) are uniformly and symmetrically installed on the fixed seat (6), a transmission device (8) is movably sleeved at the middle of a steel column (10), the steel column (10) is movably connected with the transmission device (8), liquid ejecting devices (9) are fixedly connected with the two ends of the transmission device (8) inside the fixed seat (6), a driving wheel (11) is movably installed at the bottom of the fixed seat (6), the driving wheel (11) is meshed with the transmission device (8), a motor (12) is fixedly connected with the right end of the driving wheel (11), the motor (12) is fixedly connected with the fixed seat (6), supporting seats (13) are movably installed inside the two sides of the fixed seat (6), and a hydraulic telescopic rod (17) is fixedly connected with one side of each supporting seat (13), hydraulic telescoping rod (17) and fixing base (6) fixed connection, the top fixed mounting of fixing base (6) has backup pad (14), fixed mounting has hydraulic stem (15) directly over backup pad (14) and be located anchor clamps (7), the front of fixing base (6) and the back respectively movable mounting have the top of arc (16) to pass through the screw to be connected with backup pad (14), the middle part fixed mounting of arc (16) has linear electric motor (19), fixedly connected with slurcam (20) on the movable block of linear electric motor (19), the even fixed mounting in bottom of backup pad (14) has the cutting liquid to penetrate the liquid mouth.

2. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 1, characterized in that: transmission device (8) are including drive gear (81), latch segment (82) have been cup jointed in the even activity of inside of drive gear (81), fixedly connected with shrink spring (83) between two liang of latch segment (82), the activity has been cup jointed on latch segment (82) and has supported pressure spring (84), support the both ends of pressing spring (84) respectively with the inner wall and the latch segment (82) fixed connection of drive gear (81), drive gear (81) and action wheel (11) meshing.

3. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 1, characterized in that: penetrate liquid device (9) including solid fixed ring (91), gu fixed ring (91) goes up symmetry fixed mounting and has connecting rod (92), connecting rod (92) respectively with fixing base (6) and backup pad (14) fixed connection, the even movable mounting in inside of solid fixed ring (91) has movable box (93), the inside movable mounting of movable box (93) has tension spring (94), tension spring (94) both ends respectively with the inner wall of solid fixed ring (91) and the bottom surface fixed connection of movable box (93), the even fixed mounting in outside of solid fixed ring (91) has check valve (95), the inside intercommunication of check valve (95) and movable box (93).

4. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 1, characterized in that: the supporting seat (13) comprises a semicircular ring (131), and rolling columns (132) are uniformly and movably mounted at the front end of the semicircular ring (131).

5. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 1, characterized in that: and liquid converging holes (18) are formed in two sides of the interior of the fixed seat (6).

6. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 3, characterized in that: the diameter of the inner ring of the fixing ring (91) is larger than the maximum diameter of the cutter (4), and the cutting diameter of the front end of the cutter (4) is larger than the diameter of an extending shaft in the main shaft (3).

7. The double-column horizontal type numerical control precision butt boring and milling machine according to claim 1, characterized in that: the hydraulic rod (15) stretches out the axle bottom fixed mounting and has magnet, anchor clamps (7) are three-quarter ring, anchor clamps (7) can be divided into upper and lower two parts, the lower part and fixing base (6) fixed connection of anchor clamps (7), the upper portion of anchor clamps (7) passes through rotation axis and lower part swing joint.