CN213257191U

CN213257191U - Radial drilling machine

Info

Publication number: CN213257191U
Application number: CN202022024150.XU
Authority: CN
Inventors: 吴加旭; 杜少娟; 王东
Original assignee: Zhaoyuan Xuri Mining Machinery Co ltd
Current assignee: Zhaoyuan Xuri Mining Machinery Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-25
Anticipated expiration: 2030-09-16

Abstract

The application relates to a radial drilling machine, which comprises a base, a stand column vertically and fixedly arranged on the base, a rocker arm slidably sleeved on the stand column, and a main spindle box slidably connected to the rocker arm; the end part of the main shaft box is rotatably connected with a main shaft; a drill bit is fixedly arranged at the end part of the main shaft; a workbench is arranged on the base; a clamping assembly is arranged in the workbench; the clamping assembly comprises an adjusting screw rod which is rotatably connected to the side wall of the workbench; a first motor coaxially fixed with the adjusting screw is fixedly arranged on the workbench; reverse threads are arranged at two ends of the adjusting screw rod; two ends of the adjusting screw are respectively in threaded connection with a movable seat; a through groove is formed in the workbench; the movable seat is vertically and fixedly provided with a clamping plate with an end penetrating out of the through groove. This application realizes the centre gripping to the work piece through splint, has the effect that improves centre gripping effect and machining efficiency.

Description

Radial drilling machine

Technical Field

The application relates to the field of drilling machine processing technology, in particular to a radial drilling machine.

Background

At present, a radial drilling machine is a drilling machine which is widely applied to single-piece and medium-small batch production, wherein a radial arm can rotate and lift around an upright post, a main spindle box is generally horizontally moved on the radial arm, and holes of workpieces with larger volume and weight are generally processed. The radial drilling machine has wide processing range and can be used for drilling various screw holes, threaded bottom holes, oil holes and the like of large-sized workpieces.

The prior art can refer to the utility model patent of grant publication No. CN209868017U, and it discloses a radial drill, including the base, fix stand on the base, rotate with the stand and be connected and follow the rocking arm that stand length direction removed, sliding connection is at the headstock on the rocking arm, still includes the anchor clamps of sliding connection on the base, anchor clamps are including being used for fixing a plurality of clamping parts on the base, being used for the absorption portion of supplementary work piece location with the work piece. The radial drilling machine is convenient for clamping workpieces, so that the drilling precision can be met by clamping the workpieces once when workers perform drilling operation.

In view of the above related technologies, the applicant believes that when the clamp clamps a workpiece, the clamping block abuts against the upper end face of the workpiece, and when the edge of the workpiece needs to be drilled, the clamp needs to be loosened, the workpiece is moved, and the plate needs to be clamped again.

SUMMERY OF THE UTILITY MODEL

In order to improve the troublesome problem of operation in the radial drill working process, this application provides a radial drill.

The application provides a radial drill adopts following technical scheme:

a radial drilling machine comprises a base, a stand column vertically and fixedly arranged on the base, a rocker arm slidably sleeved on the stand column, and a spindle box slidably connected to the rocker arm; the end part of the main shaft box is rotatably connected with a main shaft; a drill bit is fixedly arranged at the end part of the main shaft; a workbench is arranged on the base; a clamping assembly is arranged in the workbench; the clamping assembly comprises an adjusting screw rod which is rotatably connected to the side wall of the workbench; a first motor coaxially fixed with the adjusting screw is fixedly arranged on the workbench; reverse threads are arranged at two ends of the adjusting screw rod; two ends of the adjusting screw are respectively in threaded connection with a movable seat; a through groove is formed in the workbench; a clamping plate with the end penetrating through the through groove is vertically and fixedly arranged on the movable seat; a slag collecting groove communicated with the through groove is formed in the workbench; a box door is hinged to the side wall of the workbench; a locking piece for closing the box door is arranged on the side wall of the workbench; the base is provided with a plurality of parallel sliding grooves communicated with the edge of the base; a bottom plate is connected in the sliding groove in a sliding manner; the workbench is rotatably connected to the upper end surface of the bottom plate; the bottom plate is internally provided with a mounting groove; a second motor is fixedly arranged in the mounting groove; a bearing is fixedly arranged in the workbench; a sleeve is fixedly arranged in the bearing; an output shaft of the motor II vertically extends upwards, and the end part of the output shaft is fixedly connected with the sleeve; and one end of the sleeve, which is far away from the second motor, exceeds the bearing and is fixedly connected with the workbench.

Through adopting above-mentioned technical scheme, the operator will treat that the work piece of processing is placed on the workstation, and motor one starts afterwards, orders about adjusting screw and rotates, and then drives the removal seat at adjusting screw both ends and along the length direction motion of adjusting screw, and the centre gripping to the work piece is realized to the rethread splint that is close to each other and keeps away from of control splint. And then, rotating the rocker arm, and simultaneously sliding the main spindle box along the length direction of the rocker arm to enable the drill bit to be opposite to the position to be drilled on the workpiece. And finally, the main shaft drives the drill bit to rotate at a high speed, so that the drilling operation on the workpiece is realized. The sweeps that produce during drilling have partly can fall into the collection sediment inslot through leading to the groove, opens the retaining member and opens the chamber door, can clear up the sweeps in the collection sediment inslot. When the holes which are circumferentially arranged are required to be machined in the workpiece, the second motor is started to drive the sleeve to rotate, so that the workbench is driven to rotate on the bottom plate, the position of the workpiece can be adjusted, the workpiece does not need to be clamped again, and machining efficiency is improved.

Preferably, the shape of the splint is T-shaped; the upper end surface of the clamping plate is connected with a pressing plate; an adjusting bolt is inserted on the pressing plate; the adjusting bolt penetrates through the pressing plate and is connected into the clamping plate through the end part threads.

By adopting the technical scheme, during processing, the proper pressing plate is selected according to the shape of the workpiece, the shape of the pressing plate can be square or arc, and the clamping operation on the square or circular workpiece can be realized. During installation, the adjusting bolt penetrates through the abutting pressing plate and enables the end part of the adjusting bolt to be in threaded connection with the upper end face of the clamping plate, and the abutting pressing plate is convenient to install and replace.

Preferably, a rubber pad is fixedly arranged on the side surface of the pressing plate.

Through adopting above-mentioned technical scheme, the rubber pad has increased the coefficient of friction of pressing the board side, has increased the frictional force between pressing board and the work piece, improves the stability of centre gripping. Meanwhile, the rubber pad is made of flexible materials, and can deform in the clamping process, so that the workpiece to be processed can be protected to a certain extent.

Preferably, the lower end surface of the slag collecting groove is obliquely arranged; the height of the lower end face of the slag collecting groove is gradually reduced from one end far away from the box door to the direction close to the box door.

Through adopting above-mentioned technical scheme, the lower terminal surface slope setting in collection sediment groove can be automatic to the direction motion of being close to the chamber door under the action of gravity after the waste residue falls to collection sediment inslot, is convenient for to the clearance work of waste residue.

Preferably, the upper end surface of the bottom plate is provided with an annular rolling groove; and the lower end surface of the workbench is connected with a ball which is abutted against the rolling groove in a rolling way.

Through adopting above-mentioned technical scheme, the setting up of ball can become rolling friction with the sliding friction between workstation and the bottom plate, has reduced the resistance that the workstation received at the rotation in-process, makes the rotation of workstation become more smooth and easy.

Preferably, the peripheral wall of the workbench is provided with scale marks; and the bottom plate is fixedly provided with an indicating block matched with the scale marks.

Through adopting above-mentioned technical scheme, through the cooperation of scale mark and instruction piece, the operator can be very convenient control table's rotation angle, and the hole that is the circumference and arranges on the messenger work piece is processed more accurately, has improved machining efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the operator will treat that the work piece of processing is placed on the workstation, and motor one starts afterwards, orders about adjusting screw and rotates, and then drives the removal seat at adjusting screw both ends along adjusting screw length direction motion, and the centre gripping to the work piece is realized to the control splint that is close to each other and keeps away from, rethread splint. And then, rotating the rocker arm, and simultaneously sliding the main spindle box along the length direction of the rocker arm to enable the drill bit to be opposite to the position to be drilled on the workpiece. Finally, the main shaft drives the drill bit to rotate at a high speed, so that the drilling operation on the workpiece is realized;

2. a part of the scraps generated during drilling can fall into the slag collecting groove through the through groove, and the locking piece is opened to open the box door, so that the scraps in the slag collecting groove can be cleaned;

3. when the holes which are circumferentially arranged are required to be machined in the workpiece, the second motor is started to drive the sleeve to rotate, so that the workbench is driven to rotate on the bottom plate, the position of the workpiece can be adjusted, the workpiece does not need to be clamped again, and machining efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a radial drilling machine;

FIG. 2 is a schematic structural view of a highlighting table in an embodiment;

FIG. 3 is a schematic view of the embodiment of the highlighted clamp assembly;

FIG. 4 is a schematic sectional view of the working table in the embodiment;

fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

Description of reference numerals: 1. a base; 2. a column; 3. a rocker arm; 4. a main spindle box; 5. a main shaft; 6. a drill bit; 7. a work table; 71. a through groove; 72. a slag collecting groove; 8. a clamping assembly; 81. adjusting the screw rod; 82. a first motor; 83. a movable seat; 84. a splint; 9. pressing the plate; 91. adjusting the bolt; 10. a rubber pad; 11. a box door; 12. a locking member; 13. a chute; 14. a base plate; 141. mounting grooves; 142. rolling a groove; 15. a bearing; 16. a sleeve; 17. a second motor; 18. a ball bearing; 19. scale lines; 20. the block is indicated.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a radial drilling machine. Referring to fig. 1, including base 1 and vertical setting firmly base 1 up end and cross-section are circular shape stand 2, the rocking arm 3 that the level set up is equipped with to the slip cap on

stand

2, 2 upper ends of stand are connected with drive rocking arm 3 and carry out gliding drive arrangement one from top to bottom along stand 2. The rocker arm 3 is connected with a main spindle box 4 in a sliding mode, the lower end face of the main spindle box 4 is connected with a main spindle 5 in a rotating mode, and a drill bit 6 is fixedly arranged at one end, far away from the main spindle box 4, of the main spindle 5. One end of the rocker arm 3 is also connected with a second driving device for driving the spindle box 4 to slide. A workbench 7 is arranged on one side of the upright post 2 on the base 1, and a clamping component 8 for clamping a workpiece is arranged on the workbench 7.

Referring to fig. 1, a workpiece to be machined is placed on a table 7, and the workpiece is held by a holding member 8. Then the first driving device drives the rocker arm 3 to move, the second driving device is started to drive the spindle box 4 to slide, and when the drill bit 6 moves to a position opposite to a position to be drilled on the workpiece, the spindle 5 drives the drill bit 6 to rotate at a high speed to drill the workpiece.

Referring to fig. 2 and 3, the clamping assembly 8 includes an adjusting screw 81 disposed inside the workbench 7 and extending along the length direction of the workbench 7, two ends of the adjusting screw 81 are respectively rotatably connected with the side wall of the workbench 7, and a first motor 82 for driving the adjusting screw 81 to rotate is fixedly disposed on the side wall of the workbench 7. Both ends of the adjusting screw 81 are both provided with threads, the spiral directions of the threads at both ends are opposite, and both ends of the adjusting screw 81 are also respectively in threaded connection with a movable seat 83. The middle part of workstation 7 is seted up along the logical groove 71 that workstation 7 axial direction extends, and the up end of two removal seats 83 all sets firmly the splint 84 of sliding connection in leading to the inslot 71 perpendicularly to logical groove 71 is stretched out to the tip of splint 84.

Referring to fig. 2 and 3, the first motor 82 drives the adjusting screw 81 to rotate, drives the moving seats 83 at the two ends to move, and further drives the two clamping plates 84 to slide along the length direction of the through groove 71, so as to fix the workpiece.

Referring to fig. 3, in operation, the shape of the workpiece to be processed may be square or circular, in order to facilitate clamping of different workpieces, the clamping plate 84 is shaped like a T, the upper end face of the clamping plate 84 abuts against the pressing plate 9, an adjusting bolt 91 is inserted into the pressing plate 9, the adjusting bolt 91 penetrates through the pressing plate 9, and the end part of the adjusting bolt is in threaded connection with the upper end face of the clamping plate 84. The adjusting bolt 91 is unscrewed from the clamping plate 84, so that different pressing plates 9 can be replaced according to the shape of the workpiece, and the application range is expanded.

Referring to fig. 3, in order to prevent the workpiece from being damaged during the clamping process, a rubber pad 10 is glued on the end face of the pressing plate 9 contacting with the workpiece.

Referring to fig. 2 and 4, the workpiece may generate debris after drilling, a part of the debris may fall into the through groove 71, in order to facilitate cleaning of the debris in the through groove 71, a slag collecting groove 72 communicated with the through groove 71 is formed inside the workbench 7, a box door 11 is hinged to a side wall of the workbench 7, and a locking member 12 for closing the box door 11 is further connected to one side of the box door 11. The bottom of the slag trap 72 is inclined such that the height of the bottom of the slag trap 72 gradually decreases from the end away from the door 11 toward the door 11. After the scraps fall into the slag collecting groove 72, the scraps gradually slide towards the direction close to the box door 11 under the action of gravity, and the scraps in the slag collecting groove 72 can be cleaned by opening the box door 11.

Referring to fig. 2 and 4, the base 1 is provided with a plurality of parallel sliding grooves 13 extending along the length direction of the base 1, and two ends of the sliding grooves 13 are respectively communicated with the edge of the base 1. A bottom plate 14 is arranged below the workbench 7 on the base 1, and a sliding block connected in the sliding chute 13 in a sliding manner is fixedly arranged on the lower end surface of the bottom plate 14. In order to ensure the stability of the bottom plate 14 in the sliding process, the sliding blocks and the sliding grooves 13 are both in T shapes.

Referring to fig. 4 and 5, the worktable 7 is rotatably connected to the upper end surface of the base plate 14, the lower end surface of the worktable 7 is recessed toward the direction close to the upper end surface to form an accommodating groove, a bearing 15 is fixedly arranged in the accommodating groove, a sleeve 16 is vertically and fixedly arranged in an inner ring of the bearing 15, and the upper end of the sleeve 16 exceeds the upper end surface of the bearing 15 and is fixedly connected with the bottom of the accommodating groove. A mounting groove 141 is formed in the bottom plate 14, a second motor 17 is vertically and fixedly arranged in the mounting groove 141, and an output shaft of the second motor 17 vertically extends upwards to be fixedly connected with the sleeve 16. The second motor 17 is started to drive the sleeve 16 to rotate, so that the workbench 7 can be driven to rotate on the upper end face of the bottom plate 14, and the machining operation of holes which are circumferentially arranged on the workpiece is facilitated.

Referring to fig. 4, in order to facilitate the smoothness of the rotation of the table 7, an annular rolling groove 142 is formed in the upper end surface of the base plate 14, and a ball 18 engaged with the rolling groove 142 is inserted into the lower end surface of the table 7 in a rolling manner. When the workbench 7 rotates, the balls 18 abut against the rolling grooves 142 and roll in the rolling grooves 142, so that the friction force during the rotation of the workbench 7 is reduced.

Referring to fig. 2, the outer circumferential surface of the table 7 is provided with scale marks 19 along the circumferential direction thereof, and the bottom plate 14 is fixedly provided with an indicating block 20 matched with the scale marks 19. Through the cooperation of scale mark 19 and instruction piece 20, can observe the turned angle of workstation 7, improve the precision of drilling.

The implementation principle of the radial drilling machine in the embodiment of the application is as follows: first, the bottom plate 14 is slid along the longitudinal direction of the chute 13 to be opposed to the position of the drill 6. Subsequently, a workpiece to be machined is placed on the workbench 7, and the first motor 82 is started to drive the adjusting screw 81 to rotate, so as to drive the pressing plate 9 to move to clamp the workpiece. After the workpiece is clamped, the first driving device drives the rocker arm 3 to move, meanwhile, the second driving device drives the spindle box 4 to slide, and when the drill bit 6 moves to a position suitable for drilling, the spindle 5 drives the drill bit 6 to rotate at a high speed to complete drilling operation. Secondly, the second motor 17 drives the sleeve 16 and the workbench 7 to rotate, and machining of holes arranged on the circumference is completed. Finally, the door 11 is opened through the locking piece 12, and the scraps in the slag collecting groove 72 are cleaned.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A radial drilling machine comprises a base (1), a stand column (2) vertically and fixedly arranged on the base (1), a rocker arm (3) slidably sleeved on the stand column (2), and a spindle box (4) slidably connected to the rocker arm (3); the end part of the main shaft box (4) is rotatably connected with a main shaft (5); a drill bit (6) is fixedly arranged at the end part of the main shaft (5); the method is characterized in that: a workbench (7) is arranged on the base (1); a clamping assembly (8) is arranged in the workbench (7); the clamping assembly (8) comprises an adjusting screw rod (81) which is rotatably connected to the side wall of the workbench (7); a first motor (82) coaxially fixed with the adjusting screw rod (81) is fixedly arranged on the workbench (7); two ends of the adjusting screw rod (81) are provided with reverse threads; two ends of the adjusting screw rod (81) are respectively in threaded connection with a movable seat (83); a through groove (71) is formed in the workbench (7); a clamping plate (84) with the end penetrating through the through groove (71) is vertically and fixedly arranged on the movable seat (83); a slag collecting groove (72) communicated with the through groove (71) is formed in the workbench (7); a box door (11) is hinged to the side wall of the workbench (7); a locking piece (12) used for closing the box door (11) is arranged on the side wall of the workbench (7); a plurality of parallel sliding grooves (13) communicated with the edge of the base (1) are formed in the base (1); a bottom plate (14) is connected in the sliding groove (13) in a sliding manner; the workbench (7) is rotatably connected to the upper end face of the bottom plate (14); a mounting groove (141) is formed in the bottom plate (14); a second motor (17) is fixedly arranged in the mounting groove (141); a bearing (15) is fixedly arranged in the workbench (7); a sleeve (16) is fixedly arranged in the bearing (15); an output shaft of the second motor (17) extends vertically upwards, and the end part of the output shaft is fixedly connected with the sleeve (16); one end of the sleeve (16), which is far away from the second motor (17), exceeds the bearing (15) and is fixedly connected with the workbench (7).

2. The radial drill of claim 1, wherein: the clamping plate (84) is T-shaped; the upper end surface of the clamping plate (84) is connected with a pressing plate (9); an adjusting bolt (91) is inserted into the pressing plate (9); the adjusting bolt (91) penetrates through the pressing plate (9) and the end part of the adjusting bolt is in threaded connection with the clamping plate (84).

3. The radial drill of claim 2, wherein: and a rubber pad (10) is fixedly arranged on the side surface of the pressing plate (9).

4. The radial drill of claim 1, wherein: the lower end surface of the slag collecting groove (72) is obliquely arranged; the height of the lower end face of the slag collecting groove (72) is gradually reduced from one end far away from the box door (11) to the direction close to the box door (11).

5. The radial drill of claim 1, wherein: an annular rolling groove (142) is formed in the upper end face of the bottom plate (14); the lower end surface of the working table (7) is connected with a ball (18) in rolling connection with the rolling groove (142).

6. The radial drill of claim 1, wherein: scale marks (19) are arranged on the peripheral wall of the workbench (7); and an indication block (20) matched with the scale marks (19) is fixedly arranged on the bottom plate (14).