CN101380681B

CN101380681B - Drilling machine

Info

Publication number: CN101380681B
Application number: CN 200710131784
Authority: CN
Inventors: 沃伦·布朗
Original assignee: Positec Power Tools Suzhou Co Ltd
Current assignee: Positec Power Tools Suzhou Co Ltd
Priority date: 2007-09-03
Filing date: 2007-09-03
Publication date: 2013-10-16
Anticipated expiration: 2027-09-03
Also published as: CN101380681A

Abstract

The invention discloses a drill press which includes a base (1), a column (2) matched and connected with the base (1), a machine tool bracket (4) matched and connected with the column (2), a working platform (7) used for supporting a workpiece, a connection mechanism arranged between the machine tool bracket (4) and the working platform (7) as well as a main shaft box (3) matched and connected with the column (2); the working platform (7) is movably matched and connected with the machine tool bracket (4) by the connection mechanism; a clamping device (6) used for clamping the workpiece is arranged on one of the working platform (2) and the connection mechanism. While the connection mechanism drives the working platform (2) to be capable of rotating relatively to the column (2), thus avoiding the workpiece to be incapable of carrying out processing with an incline angle; and the clamping device (6) can rotate together with the connection mechanism relatively to the machine tool bracket(4), thus leading the operation to be very convenient.

Description

Drilling machine

Affiliated technical field

The present invention relates to a kind of drilling machine, especially a kind of drilling machine that is provided with the clamping device that can rotate together with workbench.

Background technology

Drilling machine is one of machining common device, existing drilling machine mainly by support, be arranged at the column on the support and be used for the workbench of place work piece, and main spindle box forms, wherein main spindle box comprises motor, transmission mechanism, main shaft and is installed in drill bit on the main shaft, during the motor rotation, rotate by the transmission mechanism drive shaft, thereby realization is to the Drilling operation of workpiece.In process, for security consideration, need with traditional anchor clamps with Workpiece clamping on workbench.And conventional brace is not set directly on the drilling machine, so just cause needs with in look for anchor clamps everywhere, very trouble but also is lost time.To this, industry personnel have done corresponding improvement, such as U.S.'s bulletin patent No. 5318392 a kind of drilling machine is disclosed, this drilling machine is provided with a clamping device, and this clamping device comprises two horizontally disposed support arms, and connects the vertically disposed connector of two support arms, wherein be arranged at and be the upper support arm on the workbench, being arranged under the workbench is the lower support arm, and upper and lower support arm can around the column rotation, be provided with the support arm of clamping work pieces at an end of upper support arm.Because workbench and the clamping device of this drilling machine can not rotate with respect to column, so that the processing angle of inclination is very inconvenient in operating process, and the support arm of these anchor clamps connects on workbench with respect to the upper and lower setting of workbench and by axle sleeve and jockey, causes like this complicated structure, dismounting is inconvenient and space that take is larger.

Summary of the invention

Main purpose of the present invention be to provide a kind of easy to operate, especially workpiece needs the angle of inclination to add drilling machine very easily in man-hour.

Another object of the present invention is to provide a kind of simple in structure, drilling machine of saving space, clamping device for convenience detach.

The technical solution adopted for the present invention to solve the technical problems is: a kind of drilling machine, comprise base, the column that connects with described base, lathe carriage with column, be used for the workbench of supporting workpiece, be arranged at the bindiny mechanism between described lathe carriage and the workbench, and the main spindle box that connects with described column, wherein said main spindle box comprises power set, with the working head that is driven running by power set, described workbench connects by bindiny mechanism and the activity of lathe carriage, is provided with the clamping device of clamping work pieces in one of described workbench and bindiny mechanism.

The further scheme of the present invention is, described clamping device is arranged on the workbench carriage, and described clamping device comprises the runing rest that is pivotally connected on the described workbench carriage, the screw rod, the pivot that are arranged at described runing rest of sliding is arranged on the described runing rest and the nut that cooperates with described screw rod and being coupled to is used for the support arm of clamping work pieces on the described screw rod.Wherein said runing rest is pivotally connected by bearing pin and workbench carriage.

Compared with prior art, the invention has the beneficial effects as follows: be provided with clamping device at the bindiny mechanism or the workbench that connect with the activity of lathe carriage, when driving worktable rotary in bindiny mechanism like this, clamping device is also thereupon together with respect to the lathe carriage rotation, so that need the angle of inclination to add man-hour at workpiece, clamping device can be used for clamping work pieces very easily, and need not to use other anchor clamps, and operation is very easy.And be provided with runing rest in a side of workbench, so that clamping device is pivotally connected by bearing pin and workbench carriage, so that clamping device both can 360 degree rotations, also can save the space like this, and can quick-detachment.

Description of drawings

The present invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is the stereogram of drilling machine the first embodiment of the present invention.

Fig. 2 is the sectional perspective exploded view of drilling machine the first embodiment of the present invention.

Fig. 3 be drilling machine the first embodiment of the present invention sectional perspective exploded view (wherein the workbench carriage only shows the second mating part).

Fig. 4 a is a kind of position of the button of drilling machine the first embodiment of the present invention.

Fig. 4 b is the another kind of position of the button of drilling machine the first embodiment of the present invention.

Fig. 5 is the schematic diagram of worktable rotary among drilling machine the first embodiment of the present invention.

Fig. 6 is the stereogram of drilling machine the second embodiment of the present invention.

Wherein:

1. base 2. columns 3. main spindle boxes

3 1. drill bits, 32. drill chucks, 33. operating grips

4. lathe carriage 41. axle sleeves 42. lowering or hoisting gears

43. 5. workbench carriages, 51. second mating parts, the second mating part

54. joint pin 6,6a clamping device 61. runing rests

611. the second end 614. upper ends of first end 612 runing rests of runing rest

615. bottom 616. receiving spaces, 617. first through holes

618. the second through hole 62. buttons 621. first accepting holes

622. the second accepting hole 63. bearing pins 64. screw rods

A 641. end of knob 65. support arms 651. support arms

652. the main body 654. clamping end faces of the other end 653. support arms of support arm

66. spring 7. workbench 71a. support arms

8. fixture 81. screwed holes 82. bolts

9. display unit 91. pointers 92. dials

The specific embodiment

According to creating conception of the present invention, this specification discloses two kinds of embodiments to realize creation purpose of the present invention.

As shown in Figure 1, a kind of drilling machine, comprise base 1, the column 2 that connects with base 1, with column 2 connect lathe carriage 4, be used for the workbench 7 of supporting workpiece, and be arranged at bindiny mechanism between lathe carriage 4 and the workbench 7, be coupled to the clamping device in the bindiny mechanism, and the main spindle box 3 that is coupled to column 2 tops, wherein workbench 7 is coupled on the lathe carriage 4 by bindiny mechanism's activity, both bindiny mechanism can be around the Y-axis rotation, main spindle box 3 comprises that power set (are motor in the present embodiment, not shown in the figures) and the rotation drill chuck 32, drill chuck 32 is used for clamping drill bit 31 or other working head that is complementary with it, by operating operation handle 34 drill chuck 32 and drill bit 31 is done with respect to workbench 7, lower motion.And the concrete drive mechanism in main spindle box 3 the insides is same as traditional drilling machine, does not here just give unnecessary details one by one.

In the present embodiment, bindiny mechanism comprises that activity is coupled to workbench carriage 5 and the joint pin (not shown) on the lathe carriage 4, and wherein workbench 7 connects together by joint pin and workbench carriage 5, and clamping device 6 connects on the workbench carriage.Certainly, bindiny mechanism can also comprise being arranged between lathe carriage 4 and the workbench carriage 5 rotating disk that is used for being flexibly connected both is set, and clamping device 6 is connected on this rotating disk; Or clamping device 6 directly connected on joint pin.These can so that the structure that clamping device 6 can rotate together along with workbench 7 all within protection scope of the present invention.And as between workbench 7 and the workbench carriage 5 connect as industry in common knowledge can be fixedly to connect; Also can be that activity connects, can be rotated around the center line of himself such as workbench, or slide up and down with respect to the workbench carriage.

As shown in Figure 2, this lathe carriage 4 comprises accommodating the axle sleeve 41 of column 2, and the internal diameter of axle sleeve 41 is slightly larger than the diameter of column 2, like this so that lathe carriage 4 both can rotate (concrete structure does not show) with respect to column 2, and also can be along column 2 upper and lower slips.In order to make things convenient for adjusting tool carriage 4 with respect to the height on the column 2, between also is provided with lowering or hoisting gear 42.This lowering or hoisting gear 42 is same as the lowering or hoisting gear on traditional drilling machine, so here just do not give unnecessary details one by one.

As shown in Figure 2, lathe carriage 4 is provided with the first mating part 43, workbench carriage 5 is provided with the second mating part 51 that cooperates with the first mating part 43, wherein the outline of the first mating part 43 and the second mating part 51 all is roughly cylindrically, and the second mating part 51 can be with respect to the first mating part 43 around the Y-axis rotation.The mid portion of the second mating part 51 stretches out, and is provided with the joint pin 54 that connects with clamping device 6, and this joint pin 54 has along X-axis extension through hole, and its X-axis is parallel to column 2.

As shown in Figure 2, clamping device 6 comprises the runing rest 61 that is pivotally connected on the workbench carriage 5, slip is arranged at the screw rod 64 of runing rest 61 so that screw rod 64 is in the button 62 of latched position and non-locked position and make button 62 always be in the spring 66 of latched position and be coupled to and be used for the support arm 65 of clamping work pieces on the screw rod 64.

Runing rest 61 has first, the second end 611,612, wherein first end 611 connects with workbench carriage 5, on it has, lower both ends 614,615, reach the receiving space 616 that is formed on the centre position by both ends, and upper, lower both ends 614,615 are provided with first through hole 617 of accommodating bearing pin 63, during assembling, upper with runing rest, lower both ends 614,615 block joint pin 54, be located in the receiving space 616, insert simultaneously in the through hole on the first through hole 617 and the joint pin 54 with bearing pin 63 again, like this, runing rest 61 is pivotally connected on the workbench carriage 5, just can make as required clamping device 6 around the X-axis rotation; The second end 612 of runing rest 61 is provided with first accepting hole 621 of accommodating button 62 and second through hole 618 of accommodating screw rod 64.

Shown in Fig. 4 a, button 62 comprises second accepting hole 622 of accommodating screw rod 64, and the first screw thread 623 of cooperating with screw thread (not shown) on the screw rod 64, and screw rod 64 passes the second through hole 618 and the second accepting hole 622.Screw thread on the screw rod 64 and 623 engagements of the first screw thread, at this moment screw rod 64 is in latched position, freely upper and lower slip.Need fine setting, the operator can rotary setting in the knob 641 of screw rod top, come the height of adjusting screw(rod) 64 by the engagement of the screw thread on the screw rod 64 and the first screw thread 623.The operator wants the height of quick adjustment screw rod 64, shown in Fig. 4 b, only need press button 62, Compress Spring 66, button 62 is slided along the E direction, screw rod 64 is just thrown off engagement with the first screw thread 623, the operator can pass through operation knob 641 like this, make screw rod 64 freely upper and lower slip in the second accepting hole 622, when arriving desired location, release button 62, under the effect of spring force, screw thread on the screw rod 64 cooperates with the first screw thread 623, makes screw rod 64 be in latched position, freely upper and lower slip.

Referring to Fig. 2, the support arm 65 of clamping work pieces is socketed on the screw rod 64 again, comprises the end 651 with through hole, the other end 652 that is used for contacting workpiece, reaches the connection two ends and has horizontally extending main body 653.Screw rod 64 passes the through hole of an end 651 of support arm 65, because screw rod 64 is interference fit with the through hole of support arm one end 651, screw rod 64 can be with respect to support arm 65 rotations, because screw rod 64 is provided with the collar (not shown) that prevents support arm 65 upper and lower motions, support arm 65 can not be with respect to screw rod 64 upper and lower motions.The other end 652 at support arm 65 is provided with the clamping end face 654 that is parallel to all the time workbench 7, is used for holding workpiece, has flexible mat (not shown) on this clamping end face 654, like this when holding workpiece, and can defective work piece.Certainly, this clamping end face 654 can also connect a presser device, and this presser device can activity be coupled to clamping end face 654, and like this, when the surface that runs into workpiece is not very at ordinary times, this presser device can be adjusted automatically, better clamping work pieces.

Position for stationary work-table carriage 5 and lathe carriage 4, carry out processing work, between workbench carriage 5 and lathe carriage 4, also be provided with fixture 8, as shown in Figure 3, this fixture 8 comprises and is arranged at the screwed hole 81 on the first mating part 43 and passes the bolt 82 that described the second mating part 51 cooperates with screwed hole 81.For the handled easily person determines that workbench carriage 5 with respect to the angle that lathe carriage 4 rotates, also is provided with display unit 9 between workbench carriage 5 and lathe carriage 4.As shown in Figure 2, this display unit 9 comprises the pointer 91 that is fixedly installed on the lathe carriage 4, and the dial 92 that cooperates with pointer 91, and dial 92 is arranged on the described workbench carriage 5.

During horizontal processing work, as shown in Figure 1, workpiece is positioned on the workbench 7, because workpiece is thinner, the height that at first operator can quick adjustment screw rod 64, concrete operations are shown in Fig. 4 b, press button 62, Compress Spring 66 makes button 62 slide along the E direction, screw rod 64 is just thrown off engagement with the first screw thread 623 like this, the operator can pass through operation knob 641 like this, and screw rod 64 is gone up in the second accepting hole 622 freely, lower slider is when arriving desired location, release button 62, under the effect of spring force, the screw thread on the screw rod 64 cooperates with the first screw thread 623, makes screw rod 64 be in latched position (shown in Fig. 4 a), like this clamping end face 654 of support arm 65 just with workpiece fixing with workbench 7 on, the operator can process.If need the workpiece of processing thicker, the operator can come clamping work pieces by fine setting.And if the workpiece that need to process is too thick, as shown in Figure 5, it highly is far longer than the stroke of drill bit 31; Or when needing the angle of inclination processing work, at this moment can unclamp bolt 82 (as shown in Figure 3), workbench carriage 5 is rotated around Y-axis with respect to lathe carriage 4, arrival needs the position, at this moment clamping screw 82, workbench carriage 5 is just fixing with respect to lathe carriage 4, certainly if necessary, also can make clamping device 6 around the X-axis rotation.And owing to clamping device 6 is coupled on the workbench carriage 5, so clamping device 6 also along with rotation, also with regard to so that the clamping end face 654 of support arm 65 can be fixed on workpiece and process on the workbench 7, operates very convenient like this.And if when not needing clamping device 6, only need bearing pin 63 is pulled out, just whole clamping device 6 can be taken away very convenient dismounting and not taking up space.

Fig. 6 is second embodiment of the present invention, wherein the parts identical with the first embodiment adopt identical label, difference is: the epitaxial lateral overgrowth at workbench 7a stretches out a support arm 71a, be provided with at support arm 71a and connect clamping device 6a, and the concrete structure of clamping device 6a is with the first embodiment, it can certainly be other clamping form, like this when workbench 7a is with respect to 4 rotations of lathe carriage, drive also thereupon together rotation of clamping device 6a, so that need the angle of inclination to add man-hour at workpiece, clamping device can be used for clamping work pieces very easily, and need not to use other anchor clamps, and operation is very easy.

The above embodiments only are the most preferred embodiments that provides in order to allow those skilled in the art understand the present invention.The present invention is not limited in above-mentioned specific embodiment.Any those skilled in the art easily full of beard and improvement all within inventive concept of the present invention.

Claims

1. drilling machine, comprise base (1), the column (2) that connects with described base (1), the lathe carriage (4) that connects with column (2), be used for the workbench (7) of supporting workpiece, be arranged at the bindiny mechanism between described lathe carriage (4) and the workbench (7), and the main spindle box (3) that connects with described column (2), wherein said main spindle box (3) comprises power set, with the working head (31) that is driven running by power set, it is characterized in that: described workbench (7) connects by bindiny mechanism and lathe carriage (4) activity, be provided with the clamping device (6) of clamping work pieces in one of described workbench (7) and bindiny mechanism, described clamping device (6) comprises the runing rest (61) that is pivotally connected in one of described workbench (7) and bindiny mechanism, slip is arranged at the screw rod (64) of described runing rest (61), be arranged at and be used for the button (62) of lock nut (64) on the described runing rest (61), and be coupled to and be used for the support arm (65) of clamping work pieces on the described screw rod (64).

2. drilling machine according to claim 1 is characterized in that: the workbench carriage (5) that described bindiny mechanism comprises and lathe carriage (4) is flexibly connected and be arranged at workbench (7) and workbench carriage (5) between joint pin.

3. drilling machine according to claim 2, it is characterized in that: described clamping device (6) is coupled on the workbench carriage (5).

4. drilling machine according to claim 3 is characterized in that: described runing rest (61) is pivotally connected by bearing pin (63) and workbench carriage (5), and described bearing pin (63) be arranged in parallel with described column (2).

5. drilling machine according to claim 1, it is characterized in that: described runing rest (61) is provided with first accepting hole (621) of accommodating described button (62), and described clamping device (6) also comprises the spring (66) of being located between described the first accepting hole (621) and the described button (62).

6. drilling machine according to claim 5, it is characterized in that: described button (62) comprises second accepting hole (622) of accommodating described screw rod (64), and the first screw thread (623) of cooperating with described screw rod (64), described button (62) latched position that screw rod (64) cooperates with the first screw thread (623) and screw rod (64) not with non-locked position that the first screw thread (623) cooperates between movement.

7. drilling machine according to claim 1, it is characterized in that: described support arm (65) comprise the end (651) that connects with described screw rod (64), holding workpiece the other end (652), and be connected the support arm main body (653) at two ends, wherein the other end (652) is provided with clamping end face (654).

8. drilling machine according to claim 2, it is characterized in that: be provided with fixture (8) between described workbench carriage (5) and the described lathe carriage (4), described fixture (8) comprises the screwed hole (81) that is arranged on the lathe carriage (4) and passes the bolt (82) that described workbench carriage (5) cooperates with described screwed hole (81).

9. drilling machine according to claim 2, it is characterized in that: be provided with display unit between described workbench carriage (5) and the described lathe carriage (4), the dial (92) that described display unit (9) comprises pointer (91) and is mated, wherein said pointer (91) is arranged at lathe carriage (4) and described workbench carriage (5) on one of them, and described dial (92) is arranged on lathe carriage (4) and described workbench carriage (5) another one.