CN217253027U

CN217253027U - Gun drill bores deep hole with adjustable fixed bolster

Info

Publication number: CN217253027U
Application number: CN202221105200.XU
Authority: CN
Inventors: 路萍
Original assignee: Xingtai Roll Metallurgical Spare Parts Charge Co Ltd
Current assignee: Xingtai Roll Metallurgical Spare Parts Charge Co Ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-08-23
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses an adjustable fixed support for gun drill deep hole, belonging to the gun drill adjusting support technical field, the support comprises a gun drill machine tool assembly, the gun drill machine tool assembly comprises a machine tool assembly and an adjusting support assembly, the adjusting support assembly is assembled at one side of the machine tool assembly, when the punching depth needs to be adjusted, the second motor is started to rotate, the eccentric shaft is driven to rotate through the rotation of the second motor, the eccentric shaft rotates in the first sleeve, the first sleeve and the fan-shaped block are driven to rotate circularly through the inclined position of the eccentric shaft, the first sliding rod slides up and down and integrally moves left and right in the second sleeve in the rotating process to drive the U-shaped block and the push rod to move horizontally, the adjusting mechanism is adjusted in a rotating mode through the rotating shaft during horizontal movement, the push rod can abut against the sliding block to move back and forth through horizontal reciprocating movement of the push rod, and the adjusting mechanism can be more accurate than a conventional V-shaped cushion block.

Description

Gun drill bores adjustable fixed bolster for deep hole

Technical Field

The utility model belongs to the technical field of the support is adjusted to the gun drill, specifically speaking relates to a gun drill is adjustable fixed bolster for deep hole.

Background

Gun drilling: gun drills are an effective deep-hole boring tool, and the boring range is wide, ranging from plastics such as fiberglass, teflon and the like to deep-hole boring (such as P20 and inconel). In deep hole machining with strict requirements on tolerance and surface roughness, the gun drill can ensure the size precision, the position precision and the straightness of the hole. The gun drill machine tool is composed of a bed body, a spindle box, a chip collector, an oil feeder, a drill rod box, a workpiece support, a drill rod support, a feeding system, a high-pressure cooling system, a numerical control electrical system and a hydraulic system. The workpiece to be processed is tightly pressed by a spindle box and a conical top disc of the chip collector, a drill bit is driven by a drill rod box to rotate at a high speed to realize cutting motion, a servo motor drives a ball screw to push the drill rod box to realize feeding motion, an oil supplier injects high-pressure cooling oil from the tail part of the drill bit, the high-pressure cooling oil directly reaches the cutting part of the workpiece from an inner hole of the drill bit, drill cuttings are flushed to the chip collector along a chip guide groove of the drill bit by cooling liquid and enter a chip collecting hopper, and the cooling liquid returns to an oil tank for continuous use after being filtered by filter paper and magnetism.

The existing gun drill machine tool is usually adjusted by a practical V-shaped sizing block when the position is adjusted, the error generated by the adjusting mode is large, and the accuracy cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

All be practical V type parallels usually when adjusting the position to current gun drill lathe and adjust, the produced error of this kind of adjustment is great, the unable problem of guaranteeing of precision, the utility model provides a gun drill is adjustable fixed bolster for deep hole, this support include gun drill lathe assembly, gun drill lathe assembly include lathe assembly and regulation support assembly, this subassembly cooperation is used and can effectively solve current gun drill lathe and all be practical V type parallels usually when adjusting the position and adjust, the produced error of this kind of adjustment is great, the unable problem of guaranteeing of precision.

In order to solve the above problems, the utility model adopts the following technical proposal.

An adjustable fixing support for a gun drill for drilling deep holes comprises a gun drill machine tool assembly, wherein the gun drill machine tool assembly comprises a machine tool assembly and an adjusting support assembly, the adjusting support assembly is assembled on one side of the machine tool assembly, the adjusting support assembly comprises a reciprocating mechanism and a power assembly, and the power assembly is sleeved at the lower end of the reciprocating mechanism.

Preferably, reciprocating motion mechanism include first sleeve, first sleeve be close to and be equipped with the segment on the outer wall of upper end, the upper end of segment is equipped with first slide bar, the upper end of first slide bar is equipped with first stopper, the telescopic outer wall of second has cup jointed the second sleeve, the telescopic outer wall of second is equipped with the pivot, the telescopic both sides of third are rotated with the pivot and are connected, one side of pivot is equipped with the push rod, can electric putter horizontal motion through the really difficult understanding of pivot, can adjust the back-and-forth movement of slider through the push rod.

Preferably, the power assembly includes a second motor, a base is assembled at the bottom of the second motor, an eccentric shaft is assembled at the rotating end of the base, a second limiting block is assembled at the tail end of the eccentric shaft, a third sleeve is sleeved at the straight end of the eccentric shaft, a second fixing block is assembled at the upper end of the first fixing block assembled at the lower end of the third sleeve, a fourth sleeve is assembled at the upper end of the second fixing block, the first sleeve is inserted into the inclined end of the eccentric shaft, and the push rod is inserted into the fourth sleeve.

Preferably, the lathe assembly include the slide rail, the up end of slide rail be provided with the recess, the both sides sliding connection of recess has the slider, the up end equipment of slider is equipped with first motor, the rotation end of first motor is connected with the drill bit, be equipped with the button on the position that slider one side is close to recess one side, and sliding connection has U type slider on the position that one side of recess is close to the button, the outer wall of U type slider is equipped with fastening bolt, can be fixed U type slider after adjusting suitable position through fastening bolt.

Preferably, the lower end of the first fixing block is connected with the bottom of the inner side of the groove, the bottom of the base is connected with the bottom of the groove, the first sleeve is inserted through the inclined end of the eccentric shaft, and the push rod is inserted into the fourth sleeve.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses in, when the degree of depth of punching is transferred to needs, start the second motor and rotate, rotation through the second motor drives the eccentric shaft and rotates, the eccentric shaft rotates in the inside of first sleeve, the slope department through the eccentric shaft drives first sleeve and sector block becomes circular rotation, slide whole about moving about pivoted in-process first slide bar is in the telescopic inside of second, drive U type piece and push rod one-tenth horizontal migration, rotate the adjustment through the pivot when horizontal migration, horizontal reciprocating motion through the push rod can support the slider back-and-forth movement, adjustment through above-mentioned mechanism can be more accurate than conventional V type cushion.

(2) The utility model discloses in, when needs are accurate adjust, remove through U type slider and adjust to screw up fastening bolt behind the position that needs the adjustment with U type slider fixed, the slider removes the back automatic shutdown regulation support assembly that will press the button when the U type slider of contact when the support assembly is adjusted in the start-up to adjust to the outer wall of recess to can be more accurate adjust.

Drawings

Fig. 1 is a schematic structural view of an adjustable fixing support for drilling a deep hole by a gun drill according to the present invention;

FIG. 2 is a schematic view of the structure of the machine tool assembly of the present invention;

FIG. 3 is a schematic view of the structure of the middle adjusting bracket assembly of the present invention;

FIG. 4 is a schematic structural view of a middle reciprocating mechanism of the present invention;

fig. 5 is a schematic structural view of the middle power assembly of the present invention.

The correspondence between the labels of the various figures in the drawing and the names of the components is as follows:

1. a gun drill machine tool assembly;

2. a machine tool assembly; 21. a slide rail; 22. a groove; 23. a slider; 24. a drill bit; 25. a first motor; 26. a button;

27. fastening a bolt; 28. a U-shaped slider;

3. adjusting the bracket assembly; 31. a reciprocating mechanism; 311. a first sleeve; 312. a sector block; 313. a first slide bar;

314. a second sleeve; 315. a first stopper; 316. a rotating shaft; 317. a U-shaped block; 318. a push rod;

32. a power assembly; 321. a second motor; 322. a base; 323. an eccentric shaft; 324. a second limiting block;

325. a first fixed block; 326. a third sleeve; 327. a second fixed block; 328. and a fourth sleeve.

Detailed Description

The invention will be further described below in connection with specific embodiments.

Example 1

As shown in fig. 1, it is the utility model discloses a gun drill deep hole of preferred embodiment uses adjustable fixed bolster schematic structure, the gun drill deep hole of this embodiment uses adjustable fixed bolster, including gun drill machine tool assembly 1, gun drill machine tool assembly 1 include machine tool assembly 2 and regulation support assembly 3, regulation support assembly 3 assemble one side at machine tool assembly 2.

As shown in fig. 2, which is a schematic structural diagram of the machine tool assembly of the present invention, the machine tool assembly 2 includes a slide rail 21, a groove 22 is provided on an upper end surface of the slide rail 21, two sides of the groove 22 are slidably connected with a slide block 23, a first motor 25 is assembled on an upper end surface of the slide block 23, a drill bit 24 is connected to a rotating end of the first motor 25, a button 26 is assembled on a side of the slide block 23 close to the groove 22, a U-shaped slide block 28 is slidably connected on a side of the groove 22 close to the button 26, and a fastening bolt 27 is assembled on an outer wall of the U-shaped slide block 28; the drill bit 24 is driven to rotate by the rotation of the first motor 25 to drill a workpiece, the sliding block 23 slides on the outer wall of the groove 22 to adjust the drilling depth, the button 26 can control the adjusting bracket assembly 3 to stop when contacting the U-shaped sliding block 28, and the moving distance can be determined by the U-shaped sliding block 28.

As shown in fig. 3, which is a schematic structural view of the middle adjusting bracket assembly of the present invention, the adjusting bracket assembly 3 includes a reciprocating mechanism 31 and a power assembly 32, and the power assembly 32 is sleeved at the lower end of the reciprocating mechanism 31; the power assembly 32 provides power, and the reciprocating mechanism 31 can realize reciprocating movement so as to adjust the sliding of the sliding block 23.

As shown in fig. 4, which is a schematic structural diagram of the middle reciprocating mechanism of the present invention, the reciprocating mechanism 31 includes a first sleeve 311, the outer wall of the first sleeve 311 near the upper end is provided with a sector 312, the upper end of the sector 312 is provided with a first slide bar 313, the upper end of the first slide bar 313 is provided with a first stopper 315, the outer wall of the second sleeve 314 is sleeved with a second sleeve 314, the outer wall of the second sleeve 314 is provided with a rotating shaft 316, two sides of the third sleeve 326 are rotatably connected with the rotating shaft 316, and one side of the rotating shaft 316 is provided with a push rod 318; the first sleeve 311 is used for assembling the power assembly 32, and the power assembly 32 can drive the first slide bar 313 to move up and down inside the second sleeve 314 when moving.

As shown in fig. 5, which is a schematic structural diagram of the middle power assembly of the present invention, the power assembly 32 includes a second motor 321, a base 322 is assembled at the bottom of the second motor 321, an eccentric shaft 323 is assembled at a rotation end of the base 322, a second stopper 324 is assembled at a tail end of the eccentric shaft 323, a third sleeve 326 is sleeved at a straight end of the eccentric shaft 323, a second fixing block 327 is assembled at an upper end of the first fixing block 325 at a lower end of the third sleeve 326, and a fourth sleeve 328 is assembled at an upper end of the second fixing block 327; the bottom of the base 322 is connected to the bottom of the groove 22 by the lower end of the first fixing block 325 being connected to the bottom of the inner side of the groove 22.

The lower end of the first fixed block 325 is connected to the inner bottom of the groove 22, the bottom of the base 322 is connected to the bottom of the groove 22, the first sleeve 311 is inserted through the inclined end of the eccentric shaft 323, and the push rod 318 is inserted into the fourth sleeve 328.

The working principle is as follows: when the hole depth needs to be adjusted, the second motor 321 is started to rotate, the eccentric shaft 323 is driven to rotate through the rotation of the second motor 321, the eccentric shaft 323 rotates in the first sleeve 311, the first sleeve 311 and the sector block 312 are driven to rotate circularly through the inclined position of the eccentric shaft 323, the first sliding rod 313 slides up and down in the second sleeve 314 to move left and right integrally in the rotating process, the U-shaped block 317 and the push rod 318 are driven to move horizontally, the rotating shaft 316 is used for rotating adjustment during horizontal movement, the sliding block 23 can be propped against through the horizontal reciprocating movement of the push rod 318 to move back and forth, and the adjustment through the mechanisms can be more accurate than that of a conventional V-shaped cushion block.

Example 2

As shown in fig. 1-5, it is the utility model discloses a gun drill deep hole of another preferred embodiment is with adjustable fixed bolster structure sketch map, the gun drill deep hole of this embodiment is with adjustable fixed bolster, on the basis of example 1, when needing accurate adjusting, move through U type slider 28 and adjust to need the position of adjusting after screwing up fastening bolt 27 with U type slider 28 fixed, slider 23 moves the back automatic shutdown regulation support assembly 3 of pressing button 26 when the U type slider 28 of contact when restarting regulation support assembly 3 and adjusting, thereby can be more accurate adjust.

The above description is provided for further details of the present invention, and it should not be assumed that the present invention is limited to these descriptions, and it will be appreciated by those skilled in the art that various modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. An adjustable fixing support for gun drill deep hole drilling comprises a gun drill machine tool assembly (1), wherein the gun drill machine tool assembly (1) comprises a machine tool assembly (2) and an adjusting support assembly (3), the adjusting support assembly (3) is assembled on one side of the machine tool assembly (2),

the method is characterized in that:

the adjusting bracket assembly (3) comprises a reciprocating mechanism (31) and a power assembly (32), wherein the power assembly (32) is sleeved at the lower end of the reciprocating mechanism (31).

2. The adjustable fixing support for gun drill deep hole according to claim 1 is characterized in that: the reciprocating mechanism (31) comprises a first sleeve (311), a fan-shaped block (312) is assembled on the outer wall, close to the upper end, of the first sleeve (311), a first sliding rod (313) is assembled at the upper end of the fan-shaped block (312), a first limiting block (315) is assembled at the upper end of the first sliding rod (313), a second sleeve (314) is sleeved on the outer wall of the second sleeve (314), a rotating shaft (316) is assembled on the outer wall of the second sleeve (314), two sides of a third sleeve (326) are rotatably connected with the rotating shaft (316), and a push rod (318) is assembled on one side of the rotating shaft (316).

3. The adjustable fixing support for gun drill deep hole according to claim 2 is characterized in that: the power assembly (32) comprises a second motor (321), a base (322) is assembled at the bottom of the second motor (321), an eccentric shaft (323) is assembled at the rotating end of the base (322), a second limiting block (324) is assembled at the tail end of the eccentric shaft (323), a third sleeve (326) is sleeved at the straight end of the eccentric shaft (323), a second fixing block (327) is assembled at the upper end of a first fixing block (325) assembled at the lower end of the third sleeve (326), and a fourth sleeve (328) is assembled at the upper end of the second fixing block (327).

4. The adjustable fixing support for gun drill deep hole according to claim 3, characterized in that: lathe assembly (2) including slide rail (21), the up end of slide rail (21) be provided with recess (22), the both sides sliding connection of recess (22) has slider (23), the up end of slider (23) is equipped with first motor (25), the rotation end of first motor (25) is connected with drill bit (24), be equipped with button (26) on slider (23) one side is close to the position of recess (22) one side, and sliding connection has U type slider (28) on the position that one side of recess (22) is close to button (26), the outer wall of U type slider (28) is equipped with fastening bolt (27).

5. The adjustable fixing support for gun drill deep hole according to claim 4, characterized in that: the lower end of the first fixed block (325) is connected with the bottom of the inner side of the groove (22), the bottom of the base (322) is connected with the bottom of the groove (22), the first sleeve (311) is inserted through the inclined end of the eccentric shaft (323), and the push rod (318) is inserted into the fourth sleeve (328).