CN213437356U

CN213437356U - Drilling machine with adjustable machining angle

Info

Publication number: CN213437356U
Application number: CN202021599197.2U
Authority: CN
Inventors: 祝清
Original assignee: Hubei Tailu Technology Co ltd
Current assignee: Hubei Tailu Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-06-15
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to the technical field of machining, a processing angularly adjustable drilling machine is disclosed, the on-line screen storage device comprises a base, the machine column, the drill bit, connect the support frame on the machine column, connect the workstation on the support frame, the workstation below is connected with the pivot, be provided with on the support frame and change the hole, the pivot bottom is fixed with round pin wheel one, it is connected with the round pin gear with a round pin wheel engaged with to rotate on the support frame, round pin wheel two with round pin gear engaged with, round pin wheel two includes annular frame, lower annular frame, the bracing piece, sliding connection has a plurality of round pins on the annular frame of going up, be provided with the locking hole that supplies round pin axle lower extreme embedding down on the annular frame, round pin axle and locking hole department of meeting. The utility model has the advantages of it is following and effect: the workbench of the drilling machine is rotatably connected onto the support frame, the rotary workbench can adjust the machining position of the workpiece, holes which are distributed in an annular shape are conveniently machined in the workpiece, the workpiece does not need to be detached from the workbench, and the operation is simple.

Description

Drilling machine with adjustable machining angle

Technical Field

The utility model relates to the technical field of machining, in particular to processing angularly adjustable drilling machine.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates (main motion).

When different parts of a workpiece are machined, the workpiece needs to be moved, the part to be machined is located below a cutter, and the position of the workpiece can be adjusted by moving the workpiece or a workbench. Because the workpiece needs to be fixed by a clamping device during machining, the workpiece is prevented from moving during drilling, and the machining position is usually changed by directly adjusting the position of the workbench. However, the existing workbench can only move front, back, left and right, when the workpiece to be machined needs to be drilled at different angles, the workpiece is difficult to be accurately adjusted, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a processing angularly adjustable drilling machine has processing angularly adjustable, convenient operation's effect.

The above technical purpose of the present invention can be achieved by the following technical solutions: including the base, fix stand on the base, fix drill bit, connection above the stand are in support frame, rotation on the stand are connected workstation on the support frame, the workstation below is connected with the pivot, is provided with the confession on the support frame the commentaries on classics hole of pivot embedding, the pivot bottom is fixed with round pin wheel one, rotate on the support frame be connected with round pin wheel one engaged with round pin gear, with round pin wheel two of round pin gear engaged with, round pin wheel two includes annular frame, lower annular frame, is located the bracing piece between annular frame and the lower annular frame, sliding connection has more than a plurality of annular frame axle centers as the round pin axle of central evenly distributed on going up the annular frame, be provided with the confession on the lower annular frame the locking hole of round pin axle lower extreme embedding, the round pin axle with locking hole department of meeting is provided with the locking subassembly.

By adopting the technical scheme, when a workpiece is machined, the workpiece is firstly fixed on the workbench, the workbench can rotate on the support frame, and the machining angle of the workpiece can be adjusted by rotating the support frame; the rotating shaft bottom is fixed with a pin wheel I, a pin wheel I is meshed with a pin gear, the pin gear is meshed with a pin wheel II, the workbench can be driven to rotate through driving the pin wheel II, the pin wheel II is connected with a plurality of pin shafts which are uniformly distributed along the annular shape, the pin shaft quantity between the annular frame and the lower annular frame is controlled to be embedded, the rotating angle of the rotating workbench of the pin wheel II in a circle can be controlled, when holes distributed in the annular array are processed, the pin shaft quantity only needs to be adjusted, the workbench can be rotated and fixed in a circle by rotating the pin wheel II, accurate control can be carried out on the rotating angle of a processed workpiece, and the operation is convenient and rapid.

The utility model discloses a further set up to: a control panel is fixed above the pin wheel II, a plurality of first through holes and control rods inserted in the first through holes are uniformly formed in the control panel by taking the axis of the annular frame as the center, the lower end of each control rod is connected with a pin shaft, a first spring is fixed at the upper end of each pin shaft, one end of each first spring is connected with the corresponding pin shaft, the other end of each first spring is fixed on the control panel, the control rods are inserted in the centers of the first springs, and the elastic force of the first springs drives the pin shafts to move upwards.

Through adopting above-mentioned technical scheme, promotion control lever can drive the round pin axle and move down, and round pin axle lower extreme accessible locking subassembly locks, makes the round pin axle be located between annular frame and the lower annular frame, and locking subassembly unblock back, spring one drive round pin axle moves up, makes the round pin axle break away from annular frame down.

The utility model discloses a further set up to: the locking subassembly is including fixing locking piece, the setting of lower annular frame bottom are in recess, the sliding connection of locking piece lateral wall are in locking strip in the recess, locking strip passes through spring two and links to each other with the recess inner wall, round pin axle lateral wall is provided with the confession locking groove of locking strip embedding, the elasticity drive locking strip embedding locking groove of spring two.

By adopting the technical scheme, when the pin shaft moves downwards to the locking assembly, the second spring in the locking block drives the locking strip to be embedded into the locking groove of the pin shaft, so that the locking of the pin shaft is realized.

The utility model discloses a further set up to: the locking bar is fixed with the pull rod at one end in the recess, be provided with on the locking piece and supply the through-hole two that the pull rod passed, the pull rod passes through-hole two and is located the locking piece outer end and is fixed with handheld portion.

By adopting the technical scheme, when the locking pin is unlocked, the pull rod is pulled to enable the locking strip to be separated from the locking groove on the pin shaft, and the pin shaft does not move upwards under the elastic action of the first spring after being limited by the locking strip, so that the pin shaft can be separated from the lower annular frame.

The utility model discloses a further set up to: and a hand wheel is fixed below the second pin wheel.

Through adopting above-mentioned technical scheme, the control pin axle that can be convenient through the hand wheel is two rotatory.

The utility model discloses a further set up to: the support frame is provided with a pin hole and a bolt inserted in the pin hole, and the side wall of the bolt is connected with the pin gear.

By adopting the technical scheme, after the position of the workbench is adjusted, the plug pin is inserted into the pin hole, the side wall of the plug pin is connected with the pin gear, the rotation of the pin gear can be limited, and the position of the workbench can be locked.

The utility model has the advantages that:

1. the workbench of the drilling machine is rotatably connected onto the support frame, the rotary workbench can adjust the machining position of the workpiece, holes which are distributed in an annular shape are conveniently machined in the workpiece, the workpiece does not need to be detached from the workbench, and the operation is simple.

2. The workbench is driven to rotate by the second pin wheel, the second pin wheel is connected with a plurality of pin shafts in an annular and uniform sliding mode, the rotating angle of the workbench driven by the rotation of the pin wheel in a circle can be adjusted by controlling the number of the pin shafts in the second pin wheel, and holes distributed along the annular array can be processed conveniently.

3. The pin shaft is locked on the lower annular frame through the locking assembly, the pin shaft can be locked by pressing the pin shaft downwards, the pull rod on the locking assembly is pulled, the pin shaft can be automatically ejected, the operation is convenient, and the automation degree is high.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a schematic structural diagram of the second pinwheel.

Fig. 4 is a cross-sectional view of the locking assembly.

In the figure, 1, a base; 2. a column; 3. a drill bit; 4. a support frame; 5. a work table; 6. a rotating shaft; 7. hole turning; 8. a first pin wheel; 9. a pin gear; 10. a pin wheel II; 101. an upper annular frame; 102. a lower annular frame; 103. a support bar; 104. a pin shaft; 105. a locking groove; 11. a locking hole; 12. a locking assembly; 121. a locking block; 122. a groove; 123. a locking bar; 124. a second spring; 125. a pull rod; 126. a second through hole; 127. a hand-held portion; 13. a control lever; 14. a control panel; 15. a first through hole; 16. a first spring; 17. a hand wheel; 18. a pin hole; 19. and (4) a bolt.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example (b): the utility model provides a drilling machine of processing angularly adjustable, is shown in fig. 1, includes base 1, is fixed with column 2 on the base 1, and 2 tops of column are fixed with drill bit 3, are connected with support frame 4 on the column 2, rotate on the support frame 4 and are connected with

workstation

5, and 5 below of workstation are connected with pivot 6, are provided with on the support frame 4 and supply the commentaries on classics hole 7 of 6 embeddings of pivot.

As shown in fig. 2 to 3, a first pin wheel 8 is fixed at the bottom of the rotating shaft 6, and a second pin wheel 10 meshed with the first pin wheel 9 and a pin gear 9 meshed with the first pin wheel 8 are rotatably connected to the support frame 4. The pin wheel II 10 comprises an upper ring-shaped frame 101 and a lower ring-shaped frame 102, the outer rings of the upper ring-shaped frame 101 and the lower ring-shaped frame 102 are connected through a support rod 103, a plurality of pin shafts 104 which are uniformly distributed by taking the axes of the upper ring-shaped frame 101 as the center are connected on the upper ring-shaped frame 101 in a sliding mode, a locking hole 11 for embedding the lower end of each pin shaft 104 is formed in the lower ring-shaped frame 102, and a locking assembly 12 is arranged at the joint of each pin shaft 104 and the corresponding locking hole 11. The pin shaft 104 can move up and down along the upper annular frame 101, when the pin shaft 104 moves up, the pin shaft 104 is separated from the pin gear 9, and the pin gear 9 is driven to rotate by a circle of rotation of the pin wheel II 10 to reduce the rotation angle; after the pin 104 moves downwards to the lower annular frame 102, the bottom of the pin 104 is locked by the locking assembly 12, and the angle of rotation of the driving pin gear 9 is increased when the pin wheel two 10 rotates for one circle.

Further preferably, as shown in fig. 2 to 3, a control rod 13 is fixed at the upper end of the pin 104, a control panel 14 is fixed above the second pin wheel 10, a plurality of first through holes 15 are uniformly distributed on the control panel 14 along an annular shape, the lower end of the control rod 13 is connected with the pin 104, the upper end of the control rod is inserted into the first through holes 15, a first spring 16 is fixed at the upper end of the pin 104, one end of the first spring 16 is connected with the pin 104, the other end of the first spring is fixed on the control panel 14, the control rod 13 is inserted into the center of the first spring 16, and the pin 104 is.

Preferably, as shown in fig. 4, the locking assembly 12 includes a locking block 121 fixed at the bottom of the lower annular frame 102, a groove 122 is formed in a side wall of the locking block 121, a locking bar 123 is slidably connected in the groove 122, the locking bar 123 is connected with an inner wall of the groove 122 through a second spring 124, a locking groove 105 for the locking bar 123 to be inserted into is formed in a side wall of the pin 104, and the locking bar 123 is driven by an elastic force of the second spring 124 to be inserted into the locking groove 105. A pull rod 125 is fixed at one end of the locking strip 123 positioned in the groove 122, a through hole II 126 for the pull rod 125 to pass through is arranged on the locking block 121, a handheld part 127 is fixed at one end of the locking block 121 through which the pull rod 125 passes through the through hole II 126, and the locking strip 123 can be separated from the locking groove 105 by pulling the handheld part 127.

Preferably, as shown in fig. 1 to 2, a hand wheel 17 is fixed below the second pinwheel 10, and the hand wheel 17 can drive the second pinwheel 10 to rotate.

Preferably, as shown in fig. 2, the supporting frame 4 is provided with a pin hole 18, a bolt 19 is inserted into the pin hole 18, and the side wall of the bolt 19 is connected with the pin gear 9. When inserted into the pin hole 18, the pin gear 9 is restricted from rotating by the pin 19.

A drilling machine working principle with an adjustable machining angle is as follows: when holes distributed along an annular array are required to be processed on a workpiece, firstly, the workpiece is fixed on a workbench 5, the position of one hole is determined, and then a drill 3 is adopted to drill the hole; then, according to the angles among the holes distributed in the annular array, the rotation angle required when the workbench 5 processes one hole is determined, and therefore the number of the pins 104 required on the second pinwheel 10 is determined.

When the number of the pin shafts 104 is too large, the locking strip 123 can be separated from the pin shafts 104 by pulling the pull rod 125, the pin shafts 104 move upwards under the action of the first spring 16, the number of the pin shafts 104 in the pin wheel II 10 is reduced, and the pin wheel II 10 drives the pin gear 9 to rotate for a smaller angle when rotating for each circle, so that the rotating angle of the workbench 5 is reduced; when the number of the pins 104 is small, the control rod 13 is pressed downwards, that is, the pins 104 can be driven to move downwards, so that the locking strips 123 are embedded into the locking grooves 105 on the pins 104, that is, the number of the pins 104 in the second pin wheel 10 is increased, and the angle of rotation of the workbench 5 is increased when the second pin wheel 10 rotates once.

After the quantity of the pin gears 9 on the pin wheel II 10 is determined, the workbench 5 can rotate by a required angle when rotating the pin wheel II 10 for one circle, after the rotation angle adjustment of the workbench 5 is completed, the pin 19 is inserted into the pin hole 18, the workbench 5 can be fixed, the angle of the workpiece to be processed can be quickly adjusted, and the processing of the annular array distribution holes is realized.

Claims

1. The utility model provides a drilling machine of processing angularly adjustable which characterized in that: comprises a base (1), a machine column (2) fixed on the base (1), a drill bit (3) fixed above the machine column (2), a support frame (4) connected on the machine column (2), and a workbench (5) rotatably connected on the support frame (4), wherein a rotating shaft (6) is connected below the workbench (5), a rotating hole (7) for embedding the rotating shaft (6) is arranged on the support frame (4), a pin wheel I (8) is fixed at the bottom of the rotating shaft (6), a pin gear (9) meshed with the pin wheel I (8) and a pin wheel II (10) meshed with the pin gear (9) are rotatably connected on the support frame (4), the pin wheel II (10) comprises an upper annular frame (101), a lower annular frame (102) and a support rod (103) positioned between the upper annular frame (101) and the lower annular frame (102), go up annular frame (101) go up sliding connection and have round pin axle (104) that a plurality of above annular frame (101) axle centers evenly distributed as the center, be provided with the confession down on annular frame (102) round pin axle (104) locking hole (11) of lower extreme embedding, round pin axle (104) with locking hole (11) department of meeting is provided with locking Assembly (12).

2. The drilling machine with the adjustable machining angle as claimed in claim 1, wherein: a control plate (14) is fixed above the pin wheel II (10), a plurality of through holes I (15) and control rods (13) inserted in the through holes I (15) are uniformly arranged on the control plate (14) by taking the axis of the upper annular frame (101) as the center, the lower ends of the control rods (13) are connected with the pin shaft (104), a spring I (16) is fixed at the upper end of the pin shaft (104), one end of the spring I (16) is connected with the pin shaft (104), the other end of the spring I (16) is fixed on the control plate (14), the control rods (13) are inserted in the center of the spring I (16), and the pin shaft (104) is driven by the elastic force of the spring I (16) to move upwards.

3. The drilling machine with the adjustable machining angle as claimed in claim 1, wherein: locking subassembly (12) are including fixing locking piece (121), the setting of lower ring frame (102) bottom are in recess (122), the sliding connection of locking piece (121) lateral wall are in locking strip (123) in recess (122), locking strip (123) link to each other with recess (122) inner wall through spring two (124), round pin axle (104) lateral wall is provided with the confession locking groove (105) of locking strip (123) embedding, the elasticity drive locking strip (123) embedding locking groove (105) of spring two (124).

4. The drilling machine with the adjustable machining angle as claimed in claim 3, wherein: the locking bar (123) is located one end in recess (122) and is fixed with pull rod (125), be provided with on locking piece (121) and supply through-hole two (126) that pull rod (125) passed, pull rod (125) pass through-hole two (126) and are located locking piece (121) outer one end and are fixed with handheld portion (127).

5. The drilling machine with the adjustable machining angle as claimed in claim 1, wherein: a hand wheel (17) is fixed below the second pin wheel (10).

6. The drilling machine with the adjustable machining angle as claimed in claim 1, wherein: the supporting frame (4) is provided with a pin hole (18) and a bolt (19) inserted in the pin hole (18), and the side wall of the bolt (19) is connected with the pin gear (9).