CN220943313U - Deep hole drilling frame - Google Patents

Abstract

The utility model discloses a deep hole drilling frame which comprises a base, a stand column, a mounting seat and a drill bit clamp, wherein the base is used for being abutted against an external mounting structure, a turntable is arranged on the base and can perform limiting movement relative to the base, the stand column is in limiting rotation connection with the turntable, the stand column is provided with the mounting seat and the drill bit clamp at intervals from top to bottom, the mounting seat and the drill bit clamp can both perform limiting movement along the extending direction of the stand column, the mounting seat is used for mounting a motor and a drill bit, and the drill bit clamp is used for clamping the drill bit. According to the utility model, the upright post is rotated and the motor and the drill bit are driven to synchronously swing and rotate relative to the base, so that the drill bit can drill and attack inclined holes with different inclined angles according to actual processing requirements, the use is flexible and convenient, and the application range is enlarged; the stability of the drill bit in the drilling process can be improved through the drill bit clamp, the probability of fracture of the drill bit is reduced, and the drill bit clamp can adapt to drill bits with different lengths by adjusting the drill bit clamp up and down, so that the drill bit clamp is reliable to use.

Description

Deep hole drilling frame

Technical Field

The utility model relates to the field of cutter brackets, in particular to a deep hole drilling frame.

Background

The deep hole drilling frame is equipment for deep hole drilling and tapping, has the function of supporting and protecting a drill bit, enables the drill bit to be better supported and protected in the drilling process, and reduces the probability of damage to the drill bit. Meanwhile, the deep hole drilling frame can also help to control the depth and the diameter of the drilling hole, and improve the precision and the quality of the drilling hole.

The applicant has searched and obtained the following prior art, and specifically, the patent with publication number CN215392663U discloses a deep hole drill support, which comprises a machine tool and a support leg positioned below the machine tool, a plurality of sliding frames are slidably arranged on the machine tool, support components for fixing drill guide sleeves are fixedly arranged in central areas of the sliding frames, fixing screws are fixedly arranged at end parts of the sliding frames, and a locking mechanism for locking the positions of the fixing screws is fixedly arranged on the machine tool. The deep hole drill support can achieve better supporting and protecting effects in the drilling process of the drill bit, and reduces the probability of damage to the drill bit.

According to the deep hole drill support, although the drill bit can obtain better supporting and protecting effects in the drilling process, and the probability of damage to the drill bit is reduced, in the practical use process, as the support component for installing the drill bit guide sleeve in the deep hole drill support is fixedly arranged on the sliding frame, the support component cannot move relative to a plurality of sliding frames, so that the drill bit is only suitable for drilling vertical holes after being installed, and inclined holes with different inclined angles are difficult to drill according to practical processing requirements, the deep hole drill support is inflexible and convenient to use, and the application range is shortened.

Disclosure of utility model

The utility model mainly aims to provide a deep hole drilling frame, which aims to solve the problems that the existing deep hole drilling frame is only suitable for drilling and tapping vertical holes after a drill bit is installed, and is difficult to drill and tap inclined holes with different inclined angles according to actual processing requirements, so that the deep hole drilling frame is not flexible and convenient to use, and the application range is reduced.

In order to achieve the above purpose, the deep hole drilling frame provided by the utility model comprises a base, a stand column, a mounting seat and a drill bit clamp, wherein the base is used for being abutted against an external mounting structure, a turntable is arranged on the base, the turntable can perform limiting movement relative to the base, the stand column is in limiting rotation connection with the turntable, the mounting seat and the drill bit clamp are arranged at intervals from top to bottom, the mounting seat and the drill bit clamp can move in a limiting manner along the extending direction of the stand column, the mounting seat is used for mounting a motor and a drill bit, and the drill bit clamp is used for clamping the drill bit.

Preferably, a sliding rail is formed on the outer wall of the turntable, a first scale is formed on the sliding rail and provided with a sliding groove, an eccentric shaft is rotatably installed at the bottom of the upright, one end of the eccentric shaft extends out of the upright and is connected with a rotating handle, a connecting piece is sleeved on the eccentric shaft, and penetrates through the sliding groove and is detachably connected with a sliding block, and the sliding block is used for being abutted with the sliding rail.

Preferably, two limiting blocks are arranged at intervals from top to bottom on the stand column, the two limiting blocks can move along the extending direction of the stand column, through holes are formed in the two limiting blocks, one limiting block is connected with the mounting seat, the other limiting block is detachably mounted on the stand column through a first lock column, a rotating wheel is arranged at the top of the stand column, a pull rope is connected onto the mounting seat, and the pull rope bypasses the rotating wheel and penetrates through the through holes to be connected with the first lock column.

Preferably, the stand is further provided with an upper clamping block and a lower clamping block at intervals along the extending direction of the stand, the mounting seat is located between the upper clamping block and the lower clamping block, the upper clamping block and the lower clamping block can move along the extending direction of the stand and are detachably mounted on the stand through second lock columns respectively, second scales are formed on the stand corresponding to the positions of the upper clamping block and the lower clamping block, and the extending direction of the second scales is consistent with the extending direction of the stand.

Preferably, the locating hole has been seted up on the carousel, the extending direction of locating hole perpendicular to the base, the end cover is detachably installed on the top of stand, correspond on the end cover the position of locating hole is formed with annular boss, the draw-in groove has been seted up on the outer wall of annular boss, top-down wears to be equipped with the locating lever in the stand, the one end of locating lever passes annular boss and is connected with the knob, be formed with on the knob be used for with the fixture block of draw-in groove joint, the other end of locating lever is used for stretching into in the locating hole and with the locating hole grafting cooperation.

Preferably, the drill bit fixture comprises a connecting seat, a driving plate, a plurality of rollers and connecting rods, wherein through holes for a drill bit to pass through and a plurality of limiting holes are formed in the connecting seat, the limiting holes and the rollers are arranged in a circumferential array relative to the center of the through holes, a plurality of adjusting holes are formed in the driving plate at positions corresponding to the limiting holes, and the connecting rods respectively pass through the rollers in a one-to-one correspondence mode, the limiting holes and the adjusting holes and are connected with locking pieces.

Preferably, the connecting seat is further provided with a limit groove, a limit post is formed on the driving plate at a position corresponding to the limit groove, the limit post extends into the limit groove and is in sliding contact fit with the limit groove, a third scale is arranged at a notch of the limit groove, and a mark structure pointing to the third scale is formed on the limit post.

Preferably, the driving plate is provided with a limit groove for the outer wall of the connecting seat to extend in, and the groove wall of the limit groove is detachably connected with a third lock column.

Preferably, the base comprises a fixed block and a movable block, the fixed block is used for propping against an external installation structure, two guide rods are arranged on the fixed block at intervals along the extending direction of the fixed block, the two guide rods respectively penetrate through two ends of the movable block, the movable block is used for installing the rotary disc, and the rotary disc and the movable block can move relative to the fixed block along the extending direction of the guide rods.

Preferably, the outer walls of the two guide rods are provided with fourth scales, and the movable block is detachably connected with a plurality of fourth lock columns which are used for being abutted with the two guide rods.

The beneficial effects are that:

1. According to the deep hole drilling frame, the upright posts are rotated, and the motor and the drill bit on the mounting seat are driven to synchronously swing and rotate relative to the base, so that the drill bit can drill inclined holes with different inclined angles according to actual processing requirements, the use is flexible and convenient, and the application range is enlarged.

2. According to the deep hole drilling frame, the left and right positions of the turntable relative to the base are adjusted, so that the drill bit can drill deep holes at different positions on the same horizontal line without reinstalling or adjusting the positions of the base, and the straightness of a plurality of deep holes on the same horizontal line can be ensured.

3. According to the deep hole drilling frame, the drill bit is clamped by the drill bit clamp, so that the stability of the drill bit in a drilling process can be improved, the probability of fracture of the drill bit is reduced, and meanwhile, the drill bit clamp can adapt to drill bits with different lengths by moving the drill bit clamp up and down, so that the deep hole drilling frame is reliable in use.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is an isometric view of a deep hole drilling rig according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a deep hole drilling rig according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the deep hole drilling rig of an embodiment of the present utility model in another view;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a top view of a deep hole drilling rig according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view at B-B in FIG. 5;

FIG. 7 is an enlarged view of a portion of FIG. 6 at C;

FIG. 8 is a schematic view of the structure of a drill jig in a deep hole drilling rig according to an embodiment of the present utility model;

fig. 9 is an exploded view of a deep hole drilling rig according to an embodiment of the present utility model.

In the figure: 1-a base; 2-stand columns; 3-mounting seats; 4-a drill bit holder; 5-a turntable; 6-sliding rails; 7-a first scale; 8-a chute; 9-an eccentric shaft; 10-rotating handles; 11-a connector; 12-a slider; 13-limiting blocks; 14-a first lock cylinder; 15-rotating wheels; 16-pulling rope; 17-mounting a clamping block; 18-lower clamping blocks; 19-a second lock cylinder; 20-a second scale; 21-positioning holes; 22-end caps; 23-annular boss; 24-clamping grooves; 25-positioning rods; 26-a knob; 27-connecting seats; 28-a drive plate; 29-a roller; 30-connecting rods; 31-via holes; 32-limiting holes; 33-adjusting holes; 34-a limit groove; 35-a limit column; 36-third scale; 37-limit grooves; 38-a third lock cylinder; 39-a fixed block; 40-movable block; 41-a guide bar; 42-fourth scale; 43-fourth lock cylinder.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like in the description of the present application, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," and the like in the description of the present application, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Example 1:

The utility model provides a deep hole drilling frame.

In an embodiment of the utility model, the deep hole drilling frame comprises a base 1, a stand column 2, a mounting seat 3 and a drill bit clamp 4, wherein the base 1 is used for being abutted against an external mounting structure, a rotary table 5 is arranged on the base 1, the rotary table 5 can perform limiting movement relative to the base 1, the stand column 2 is in limiting rotation connection with the rotary table 5, the stand column 2 is provided with the mounting seat 3 and the drill bit clamp 4 at intervals from top to bottom, the mounting seat 3 and the drill bit clamp 4 can both move in a limiting manner along the extending direction of the stand column 2, the mounting seat 3 is used for mounting a motor and a drill bit, and the drill bit clamp 4 is used for clamping the drill bit.

Specifically, as shown in fig. 1 to 3, when the deep hole drilling rig of the present utility model is in use, the drilling operation can be performed by placing the base 1 on an external mounting structure, and the external mounting structure can be a workbench or other structure capable of stably supporting and placing the base 1. Further, as the turntable 5 is arranged on the base 1, the turntable 5 can perform limiting movement relative to the base 1, when the base 1 is installed in place, the turntable 5 is adjusted to move left and right relative to the base 1, so that the upright post 2 is driven to reach the position where drilling is required, and as the motor and the drill bit are installed on the upright post 2 through the installation seat 3, and the installation seat 3 can perform limiting movement along the up-down direction, the drilling operation of the drill bit on a workpiece can be realized, and the structure design is simple and reasonable; and through adjusting the left and right positions of the turntable 5 relative to the base 1, the drill bit can drill and attack deep holes at different positions on the same horizontal line, the base 1 does not need to be reinstalled or position adjusted, and the straightness of a plurality of deep holes on the same horizontal line is ensured. It can be understood that when the drill bit needs to drill and attack the inclined hole, because the stand 2 is connected with the spacing rotation of carousel 5, through rotating stand 2 and making motor and the drill bit on the mount pad 3 carry out synchronous rotation relative to base 1, so that the drill bit can be according to the inclined hole of actual processing requirement different inclination, flexible in use, convenient, expanded application range. In addition, because the bit clamp 4 can move along the extending direction of the upright post 2 in a limiting way, the bit is clamped by the bit clamp 4, so that the stability of the bit in the drilling process can be improved, the breaking probability of the bit is reduced, and meanwhile, the bit clamp 4 is adjusted by moving up and down, so that the bit clamp 4 can adapt to the bits with different lengths, and the drill bit is convenient and reliable to use.

It is worth to say that the manner of limiting and moving the turntable 5 and the base 1 can be hinged by adopting a pin roll and is limited and fixed through bolt connection, namely, pin rolls are respectively formed at the front end and the rear end of the turntable 5, mounting holes are formed in positions corresponding to the two pin rolls on the base 1, and the turntable 5 can rotate left and right relative to the base 1 by inserting and matching the pin rolls with the mounting holes, so that the upright posts 2 and drill bits on the upright posts 2 can be synchronously driven to rotate left and right, and further the use requirement of drilling and tapping inclined holes by the drill bits can be realized; simultaneously, the both ends of two round pins stretch out to the mounting hole respectively and threaded connection has the nut, and after stand 2 left and right sides rotation was adjusted in place, the fixed spacing to stand 2 can be realized to the screw nut. Similarly, the limiting movement mode of the turntable 5 and the base 1 can also be spherical hinge, so that the use requirement of the drill bit for drilling and tapping the inclined hole can be met.

Compared with the prior art, the deep hole drilling frame enables a drill bit to drill deep holes at different positions on the same horizontal line by adjusting the left and right positions of the turntable 5 relative to the base 1 without reinstalling or adjusting the positions of the base 1, and can ensure the straightness of a plurality of deep holes on the same horizontal line; the upright post 2 is rotated, and the motor and the drill bit on the mounting seat 3 are driven to synchronously swing and rotate relative to the base 1, so that the drill bit can drill inclined holes with different inclined angles according to actual processing requirements, the use is flexible and convenient, and the application range is enlarged; the drill bit is clamped through the drill bit clamp 4, so that the stability of the drill bit in the drilling process can be improved, the probability of fracture of the drill bit is reduced, and meanwhile, the drill bit clamp 4 is adjusted through up-down movement, so that the drill bit clamp 4 can adapt to drill bits with different lengths, and the drill bit is reliable to use.

In an embodiment, a sliding rail 6 is formed on the outer wall of the turntable 5, a first scale 7 is formed on the sliding rail 6 and provided with a sliding groove 8, an eccentric shaft 9 is rotatably installed at the bottom of the upright 2, one end of the eccentric shaft 9 extends out of the upright 2 and is connected with a rotating handle 10, a connecting piece 11 is sleeved on the eccentric shaft 9, the connecting piece 11 penetrates through the sliding groove 8 and is detachably connected with a sliding block 12, and the sliding block 12 is used for being abutted with the sliding rail 6.

As can be appreciated, as shown in fig. 1, 2, 3, 5, 6 and 7, when the inclined hole is required to be drilled or the inclination angle of the drill bit is required to be adjusted, the eccentric shaft 9 is synchronously driven to rotate by rotating the rotating handle 10, and since the eccentric shaft 9 is sleeved with the connecting piece 11, the connecting piece 11 is preferably an eye bolt in the prior art, and the connecting piece 11 passes through the sliding groove 8 and is detachably connected with the sliding block 12, so that the connecting piece 11 can drive the sliding block 12 to move downwards and separate from and abut against the sliding rail 6, and at the moment, the inclination angles of the column 2 and the drill bit can be adjusted; similarly, when the adjustment is completed, the rotating handle 10 is rotated again, and the sliding block 12 is driven to move upwards through the eccentric shaft 9 and the connecting piece 11 so as to be abutted against the sliding rail 6 again, so that the fixing and limiting of the upright post 2 can be realized. Further, as the first scale 7 is formed on the sliding rail 6, the rotation angles of the upright post 2 and the drill bit relative to the base 1 can be visually checked and adjusted through the first scale 7, and the accuracy of the drill bit in drilling the inclined hole is improved, the inclination of the inclined hole is ensured, the machining error is reduced, and the use is reliable. It is worth to say that the eccentric shaft 9 is far away from the one end of the rotating handle 10 and is in threaded connection with the upright post 2, so that the eccentric shaft 9 can be prevented from rotating randomly relative to the upright post 2, and the structural design is simple and reasonable.

In an embodiment, two limiting blocks 13 are arranged on the upright 2 from top to bottom at intervals, the two limiting blocks 13 can move along the extending direction of the upright 2, through holes are formed in the two limiting blocks 13, one limiting block 13 is connected with the mounting seat 3, the other limiting block 13 is detachably mounted on the upright 2 through a first lock column 14, a rotating wheel 15 is arranged at the top of the upright 2, a pull rope 16 is connected to the mounting seat 3, and the pull rope 16 bypasses the rotating wheel 15 and passes through the through holes to be connected with the first lock column 14.

As can be appreciated, as shown in fig. 1, 2, 5 and 6, since the mounting base 3 is movably mounted to the upright 2 in the up-down direction, one end of the pull rope 16 is connected to the mounting base 3, and the other end bypasses the rotating wheel 15 and passes through the through hole to be connected to the first lock post 14, the up-down limiting of the mounting base 3 can be performed by the pull rope 16. Further, the pull rope 16 is preferably an elastic rope in the prior art, the initial pulling force of the pull rope 16 can be adjusted by moving the first lock column 14 up and down, so that the pull rope 16 is always in a straight-collapse state, and two ends of the pull rope 16 respectively pass through the through holes on the two limiting blocks 13, so that the pull rope 16 can be prevented from winding when stretching and rebounding, and the use is reliable. It should be noted that the first lock cylinder 14 is preferably a wrench with a stud in the prior art, thereby facilitating adjustment, operation, and no other disassembly tools.

In an embodiment, the upright 2 is further provided with an upper clamping block 17 and a lower clamping block 18 at intervals along the extending direction of the upright 2, the mounting seat 3 is located between the upper clamping block 17 and the lower clamping block 18, the upper clamping block 17 and the lower clamping block 18 can move along the extending direction of the upright 2 and are detachably mounted on the upright 2 through second locking columns 19 respectively, the positions, corresponding to the upper clamping block 17 and the lower clamping block 18, on the upright 2 form second scales 20, and the extending direction of the second scales 20 is consistent with the extending direction of the upright 2.

Specifically, as shown in fig. 1 to 3, the moving stroke of the mounting seat 3 can be limited by the upper clamping block 17 and the lower clamping block 18, that is, the mounting position of the upper clamping block 17 is the upper limit position when the mounting seat 3 moves upwards, the mounting position of the lower clamping block 18 is the lower limit position when the mounting seat 3 moves downwards, since the mounting seat 3 is positioned between the upper clamping block 17 and the lower clamping block 18 and can only move between the upper clamping block 17 and the lower clamping block 18, and the upper clamping block 17 and the lower clamping block 18 are detachably mounted on the upright post 2 through the second locking column 19, so that the relative positions of the upper clamping block 17 and the lower clamping block 18 can be adjusted according to the drilling depth, thereby ensuring the accuracy of the drilling depth and preventing the drill bit from drilling too deeply to affect the processing quality of a workpiece. Further, the second locking post 19 is preferably a wrench with a stud in the prior art, thereby facilitating the position adjustment of the upper and lower clamping blocks 17 and 18, and the operation is convenient. It can be appreciated that, because the second scale 20 is formed on the upright post 2 corresponding to the positions of the upper clamping block 17 and the lower clamping block 18 along the up-down direction, the accurate position adjustment of the upper clamping block 17 and the lower clamping block 18 can be performed according to the second scale 20, the feeding amount of the drill bit during drilling can be known by checking the second scale 20, the accuracy of the drilling depth can be further improved, and the use is reliable.

In an embodiment, a positioning hole 21 is formed in the turntable 5, the extending direction of the positioning hole 21 is perpendicular to the base 1, an end cover 22 is detachably mounted on the top end of the upright post 2, an annular boss 23 is formed in the end cover 22 corresponding to the positioning hole 21, a clamping groove 24 is formed in the outer wall of the annular boss 23, a positioning rod 25 is arranged in the upright post 2 in a penetrating mode from top to bottom, one end of the positioning rod 25 penetrates through the annular boss 23 and is connected with a knob 26, a clamping block used for being clamped with the clamping groove 24 is formed on the knob 26, and the other end of the positioning rod 25 is used for extending into the positioning hole 21 and being in plug-in fit with the positioning hole 21.

As can be appreciated, as shown in fig. 1 to 4, when the vertical hole needs to be drilled and tapped, by pressing the knob 26 and pushing the positioning rod 25 downwards in this way, the lower end of the positioning rod 25 extends into the positioning hole 21 and is in plug-in fit with the positioning hole 21, so that the upright post 2 is perpendicular to the base 1, and at the moment, the vertical hole can be drilled and tapped, and the use is flexible; meanwhile, the embodiment also provides a scale mark setting mode of the first scale 7, namely, a 0 scale mark on the first scale 7 is aligned with the positioning hole 21, at the moment, the upright post 2 takes the 0 scale mark as a reference point and rotates relative to the base 1, when the upright post 2 is perpendicular to the base 1, the axis of the drill bit is aligned with the 0 scale mark, the drill bit does not rotate, and the vertical hole can be drilled; the two sides of the scale mark 0 are symmetrically distributed with a plurality of angle lines, so that a worker can accurately rotate and adjust the upright post 2 and the drill bit, and the inclination angle of the inclined hole is guaranteed, and the use is reliable. It should be noted that, after the tapping of the inclined hole drill is completed, the worker should adjust the upright post 2 and the drill bit to the initial position through the knob 26 and the positioning rod 25, that is, the positioning rod 25 is in plug-in fit with the positioning hole 21 to achieve the 'return-to-0 operation' of the upright post 2 and the drill bit, so that the upright post 2 and the drill bit are perpendicular to the base 1 again, and further inclined hole machining with different inclined angles is facilitated.

In addition, because the annular boss 23 is formed at the end cover 22 corresponding to the position of the positioning hole 21, the clamping groove 24 is formed on the outer wall of the annular boss 23, and the clamping block used for being clamped with the clamping groove 24 is formed on the knob 26, after the knob 26 is pressed down to enable the positioning rod 25 to be matched with the positioning hole 21 in a plugging manner, the knob 26 is rotated to enable the clamping block to be matched with the clamping groove 24 in a clamping manner, therefore, the positioning rod 25 can be limited and fixed, the positioning rod 25 is prevented from being separated from the positioning hole 21 in a clamping manner, and the operation is simple and convenient.

In an embodiment, the drill fixture 4 includes a connecting seat 27, a driving plate 28, a plurality of rollers 29 and a connecting rod 30, the connecting seat 27 is provided with a through hole 31 and a plurality of limiting holes 32 for a drill to pass through, the limiting holes 32 and the rollers 29 are arranged in a circumferential array relative to the center of the through hole 31, the driving plate 28 is provided with a plurality of adjusting holes 33 corresponding to the limiting holes 32, and the connecting rod 30 respectively passes through the rollers 29, the limiting holes 32 and the adjusting holes 33 in a one-to-one correspondence manner and is connected with a locking member.

As can be appreciated, as shown in fig. 1, 8 and 9, since the plurality of connecting rods 30 respectively pass through the roller 29, the limiting hole 32 and the adjusting hole 33 in a one-to-one correspondence manner and are connected with the locking member, and the plurality of roller 29 is rotatably mounted on the connecting seat 27 through the connecting rods 30, the limiting hole 32 is a waist-shaped hole, the limiting hole 32 extends in a direction away from the through hole 31, when the drill bit is mounted on the mounting seat 3, the driving plate 28 is rotated clockwise relative to the mounting seat 3, at this time, the driving plate 28 drives the connecting rods 30 to move in the limiting hole 32 in a direction away from the through hole 31, at this time, the plurality of roller 29 synchronously moves relative to the connecting seat 27 and is away from the through hole 31, so that the through hole 31 can be opened for the drill bit to pass; meanwhile, after the drill bit passes through the through hole 31, the driving plate 28 is rotated anticlockwise relative to the mounting seat 3, the connecting rod 30 moves in the limiting hole 32 towards the direction close to the through hole 31, and at the moment, the rollers 29 synchronously move relative to the connecting seat 27 and are close to the through hole 31 to clamp the drill bit, so that the drill bit can be supported and limited in the drilling process, shaking is reduced, stability is improved, and the probability of damage of the drill bit is reduced. Further, as the rollers 29 can synchronously approach or depart from the through holes 31, the drill clamp 4 can adapt to and clamp drill bits with different diameter specifications under the condition that the drill bit can pass through the through holes 31, so that the application range is enlarged, and the adaptability is strong.

In an embodiment, as shown in fig. 8 and 9, the connection seat 27 is further provided with a limit groove 34, a limit post 35 is formed on the driving plate 28 corresponding to the position of the limit groove 34, the limit post 35 extends into the limit groove 34 and is in sliding contact fit with the limit groove 34, a third scale 36 is arranged at the notch of the limit groove 34, and an identification structure pointing to the third scale 36 is formed on the limit post 35. It can be appreciated that when the driving plate 28 rotates, the limit post 35 on the driving plate 28 extends into the limit groove 34 and is in sliding contact with the limit groove 34, the notch of the limit groove 34 is provided with the third scale 36, the limit post 35 is provided with the mark structure pointing to the third scale 36, and the mark structure is a corner mark or an arrow or other structures with pointing function, so that the diameter specification of the clamped drill bit can be known by checking the scale mark of the third scale 36 pointed by the mark mechanism, and the drill bit is convenient and reliable to use.

In an embodiment, as shown in fig. 8 and 9, the driving plate 28 is provided with a limiting groove 37 for the outer wall of the connecting seat 27 to extend into, and a third lock post 38 is detachably connected to the wall of the limiting groove 37. It can be appreciated that after the rollers 29 are abutted against the drill bit, the third locking columns 38 are screwed to tightly abut against the outer walls of the connecting seat 27 on the two side walls of the limiting groove 37, so that the driving plate 28 can be limited and fixed, and the structural design is simple and reasonable. Further, the third lock cylinder 38 is preferably a prior art wrench with a stud to facilitate handling without the aid of other disassembly tools.

In an embodiment, the base 1 includes a fixed block 39 and a movable block 40, the fixed block 39 is used for being abutted against an external installation structure, two guide rods 41 are arranged on the fixed block 39 along the extending direction of the fixed block at intervals, the two guide rods 41 respectively penetrate through two ends of the movable block 40, the movable block 40 is used for installing the turntable 5, and the turntable 5 and the movable block 40 can move relative to the fixed block 39 along the extending direction of the guide rods 41.

Specifically, as shown in fig. 1 and 2, by abutting the fixed block 39 against the external mounting structure, since two guide bars 41 are provided on the fixed block 39 at intervals in the left-right direction, the two guide bars 41 pass through the front-rear ends of the movable block 40, respectively, and the movable block 40 is used for mounting the turntable 5, the turntable 5 and the movable block 40 can be made movable in the left-right direction with respect to the fixed block 39. Further, in the actual production process of the deep hole drilling rig of the utility model, the turntable 5 and the movable block 40 can be manufactured into an integrated structure, so that the assembly step between the turntable 5 and the movable block 40 is omitted, the assembly gap is avoided, the assembly error is eliminated, and the deep hole drilling rig is easy to manufacture.

In an embodiment, a fourth scale 42 is formed on the outer wall of the two guide rods 41, and a plurality of fourth locking posts 43 for abutting against the two guide rods 41 are detachably connected to the movable block 40. Specifically, as shown in fig. 1 to 3, the movable block 40 can be precisely position-adjusted by the fourth scale 42, so that deep holes of an accurate distance can be conveniently formed on the same horizontal line.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a deep hole drilling frame, its characterized in that, includes base (1), stand (2), mount pad (3) and drill bit anchor clamps (4), base (1) are used for with external mounting structure butt, be provided with carousel (5) on base (1), carousel (5) can be relative base (1) carries out spacing activity, stand (2) with carousel (5) spacing rotation is connected, just stand (2) top-down interval is provided with mount pad (3) with drill bit anchor clamps (4), mount pad (3) with drill bit anchor clamps (4) all can be followed the extending direction of stand (2) spacing removal, mount pad (3) are used for installing motor and drill bit, drill bit anchor clamps (4) are used for the centre gripping drill bit.

2. Deep hole drilling rig according to claim 1, characterized in that a slide rail (6) is formed on the outer wall of the turntable (5), a first scale (7) is formed on the slide rail (6) and a slide groove (8) is formed in the slide rail, an eccentric shaft (9) is rotatably mounted at the bottom of the upright (2), one end of the eccentric shaft (9) extends out of the upright (2) and is connected with a rotary handle (10), a connecting piece (11) is sleeved on the eccentric shaft (9), the connecting piece (11) penetrates through the slide groove (8) and is detachably connected with a slide block (12), and the slide block (12) is used for being abutted with the slide rail (6).

3. Deep hole drilling rig according to claim 2, characterized in that the upright (2) is provided with two limiting blocks (13) from top to bottom at intervals, two limiting blocks (13) can be moved along the extending direction of the upright (2), through holes are formed in the two limiting blocks (13), wherein one limiting block (13) is connected with the mounting base (3), the other limiting block (13) is detachably mounted on the upright (2) through a first lock column (14), the top of the upright (2) is provided with a rotating wheel (15), a pull rope (16) is connected to the mounting base (3), and the pull rope (16) bypasses the rotating wheel (15) and passes through the through holes to be connected with the first lock column (14).

4. A deep hole drilling rig according to claim 3, characterized in that the upright (2) is further provided with an upper clamping block (17) and a lower clamping block (18) at intervals along the extending direction thereof, the mounting seat (3) is located between the upper clamping block (17) and the lower clamping block (18), the upper clamping block (17) and the lower clamping block (18) can be moved along the extending direction of the upright (2) and are detachably mounted on the upright (2) through second locking columns (19), and second scales (20) are formed on the upright (2) corresponding to the positions of the upper clamping block (17) and the lower clamping block (18), and the extending direction of the second scales (20) is consistent with the extending direction of the upright (2).

5. The deep hole drilling jig according to claim 4, wherein the turntable (5) is provided with a positioning hole (21), the extending direction of the positioning hole (21) is perpendicular to the base (1), an end cover (22) is detachably mounted at the top end of the upright post (2), an annular boss (23) is formed at the position, corresponding to the positioning hole (21), of the end cover (22), a clamping groove (24) is formed in the outer wall of the annular boss (23), a positioning rod (25) is penetrated from top to bottom in the upright post (2), one end of the positioning rod (25) penetrates through the annular boss (23) and is connected with a knob (26), a clamping block for being clamped with the clamping groove (24) is formed on the knob (26), and the other end of the positioning rod (25) is used for being stretched into the positioning hole (21) and matched with the positioning hole (21) in a plugging manner.

6. Deep hole drilling rig according to claim 1, characterized in that the drill clamp (4) comprises a connecting seat (27), a driving plate (28), a plurality of rollers (29) and connecting rods (30), through holes (31) for the drill to pass through and a plurality of limiting holes (32) are formed in the connecting seat (27), the limiting holes (32) and the rollers (29) are arranged in a circumferential array relative to the centers of the through holes (31), a plurality of adjusting holes (33) are formed in the driving plate (28) at positions corresponding to the limiting holes (32), and the connecting rods (30) respectively pass through the rollers (29), the limiting holes (32) and the adjusting holes (33) in a one-to-one correspondence manner and are connected with locking pieces.

7. The deep hole drilling rig according to claim 6, characterized in that the connection base (27) is further provided with a limit groove (34), a limit post (35) is formed on the drive plate (28) corresponding to the position of the limit groove (34), the limit post (35) stretches into the limit groove (34) and is in sliding contact fit with the limit groove (34), a third scale (36) is arranged at the notch of the limit groove (34), and a marking structure pointing to the third scale (36) is formed on the limit post (35).

8. Deep hole drilling rig according to claim 7, characterized in that the drive plate (28) is provided with a limit groove (37) into which the outer wall of the connection seat (27) extends, and the wall of the limit groove (37) is detachably connected with a third lock post (38).

9. Deep hole drilling rig according to any of claims 1-8, characterized in that the base (1) comprises a fixed block (39) and a movable block (40), the fixed block (39) is used for being abutted against an external mounting structure, two guide rods (41) are arranged on the fixed block (39) at intervals along the extending direction of the fixed block, the two guide rods (41) respectively penetrate through two ends of the movable block (40), the movable block (40) is used for mounting the turntable (5), and the turntable (5) and the movable block (40) can move relative to the fixed block (39) along the extending direction of the guide rods (41).

10. Deep hole drilling rig according to claim 9, characterized in that the outer walls of the two guide rods (41) are formed with fourth graduations (42), and that the movable block (40) is detachably connected with a number of fourth locking studs (43) for abutment with the two guide rods (41).