Inclined bed double-end boring numerical control machine tool

Abstract

The utility model discloses an inclined bed double-end boring numerical control machine tool, which belongs to a numerical control machine tool in the technical field of numerical control machine tools, and adopts the technical scheme that a machine tool body is provided with an inclined working surface; the workpiece positioning and clamping assembly comprises two clamping unit sets which are symmetrically arranged, and the two clamping unit sets are arranged in a sliding and adjusting mode in the length direction of the working face; the two clamping unit sets are symmetrically arranged, and the two cutter head set units are arranged on the outer sides of the two clamping unit sets correspondingly and used for boring a workpiece; according to the inclined bed double-end boring numerical control machine tool, the inclined working face is arranged on the machine tool body, convenience and stability in the boring machining operation process are improved, and the workpiece positioning and clamping assembly is matched with the cutterhead set unit, so that the operation precision of boring machining is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to numerical control machine tool technical field, concretely relates to a slant bed double -end boring numerical control machine tool. BACKGROUND

[0002] Numerical control lathe is one of numerical control machine tools that are used widely, it is mainly used for the inner and outer cylindrical surface of shaft parts or disc parts, the inner and outer conical surface of arbitrary taper angle, complicated rotary inner and outer curved surface and cylindrical, conical thread etc.

[0003] However, the boring tool in the prior art is a cutting tool for finishing machining hole, is widely used in various universal numerical control milling machine for combined machining, but the bed body of the existing double -end boring machine tool type machine tool is vertical bed body, there is the problems of insufficient stability and low boring working efficiency. UTILITY MODEL CONTENTS

[0004] The utility model discloses a slant bed double -end boring numerical control machine tool, improve the convenience and stability in boring operation process through the inclined work surface set up on the machine bed, workpiece positioning clamping assembly and cutter head group unit's cooperation, greatly improve the operation precision of boring.

[0005] The utility model discloses a slant bed double -end boring numerical control machine tool, including:

[0006] Machine bed, the machine bed is provided with the inclined work surface;

[0007] Workpiece positioning clamping assembly, the workpiece positioning clamping assembly includes two symmetrical clamping unit groups, two clamping unit groups are slidably adjusted and arranged in the length direction of the work surface;And

[0008] Cutter head group unit, the cutter head group unit is symmetrically provided with two, two cutter head group units are respectively placed on the outer side of two clamping unit groups, and are used for boring hole processing of workpiece.

[0009] Further, two clamping unit groups are slidably connected through the first guide rail group arranged in the length direction of the work surface, two clamping unit groups are driven on the first guide rail group through a screw rod assembly, and two clamping unit groups are driven to relatively approach or deviate through the screw rod assembly.

[0010] Further, the clamping unit group comprises an installation bottom plate fixedly connected with the sliding end of the first guide rail group and a V-shaped clamp group arranged on the installation bottom plate, the V-shaped clamp group comprises a V-shaped clamp mounting plate fixedly connected with the installation bottom plate and a V-shaped clamp head plate arranged on the V-shaped clamp mounting plate, two V-shaped clamp head plates are symmetrically arranged on the length direction of the V-shaped clamp mounting plate, the two V-shaped clamp head plates are slidably arranged on the V-shaped clamp mounting plate through clamping sliding rails, and the bottoms of the two V-shaped clamp head plates are driven to relatively approach or deviate from each other through the clamping screw rod group arranged on the installation bottom plate.

[0011] Further, two V-shaped clamp head plates are arranged at opposite positions of the V-shaped clamp head plates.

[0012] Further, the cutter disc group unit comprises a box body, a driving pulley arranged on one side of the box body and a cutter disc rotatably arranged on the box body, a driven pulley is arranged on the rotating shaft of the cutter disc, and the driving pulley is rotatably connected with the driven pulley.

[0013] Further, adjustable cutters are arranged on the cutter disc, the cutters are linearly movably arranged in the cutter disc through a rack, and the rack is adjustably arranged in the box body and the cutter disc through an adjusting assembly.

[0014] Further, the adjusting assembly comprises a planetary reducer arranged in the box body and a cutter rod transmission shaft arranged in the rotating shaft of the cutter disc, one end of the cutter rod transmission shaft is rotatably connected with the output end of the planetary reducer, and the other end of the cutter rod transmission shaft is rotatably arranged in mesh with the rack through an auxiliary gear set.

[0015] Further, a steel belt is fixedly arranged on the cutter, the steel belt is used for sealing the movement gap of the cutter on the end face of the cutter disc, and a plurality of rolling shafts are arranged in the cutter disc, and the plurality of rolling shafts are used for tensioning movement of the steel belt.

[0016] Further, the auxiliary gear set comprises two auxiliary gears rotatably arranged in the cutter disc, and the two auxiliary gears are used for meshing of the cutter rod transmission shaft and the rack.

[0017] The beneficial effects of the utility model are as follows:

[0018] The utility model discloses a machine tool body is provided with the inclined work surface, and the workpiece positioning and clamping assembly and the cutter disc group unit of realizing boring processing are arranged on the inclined work surface, thereby providing the workpiece that needs to carry out boring processing with portable clamping and boring processing treatment, more specifically, two clamping unit groups are arranged on the length direction of the work surface and are adjusted and set to provide the installation and clamping of the workpiece that needs to carry out boring processing, so that the subsequent boring processing operation is facilitated, two cutter disc group units are arranged on the outer side of two clamping unit groups respectively and are used for boring processing of the workpiece, through the setting of two cutter disc group units, the boring processing operation of double -end is improved the efficiency of boring processing. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed in the specific embodiment or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, various elements or parts are not necessarily drawn according to the actual proportion.

[0020] Figure 1 It is the machine tool overall structure schematic diagram of the utility model;

[0021] Figure 2 It is the cutter disc group unit internal structure schematic diagram of the utility model.

[0022] In the drawings, 1-machine tool body, 2-work surface, 3-workpiece positioning and clamping assembly, 4-clamping unit group, 5-cutter disc group unit, 6-first guide rail group, 7-screw rod assembly, 8-mounting bottom plate, 9-V-shaped clamp group, 10-V-shaped clamp mounting plate, 11-V-shaped clamp head plate, 12-clamping slide rail, 13-clamping screw rod group, 15-V-shaped clamp head, 16-box body, 17-driving pulley, 18-cutter disc, 19-rotating shaft, 20-following pulley, 21-tool, 22-rack, 23-adjusting assembly, 24-planetary reducer, 25-cutter bar transmission shaft, 26-assistant gear group, 27-steel belt, 28-movement gap, 29-roller, 30-assistant gear. DETAILED DESCRIPTION

[0023] The embodiments of the technical scheme of the utility model will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, therefore only as an example, and cannot limit the protection scope of the utility model.

[0024] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in the present application should be the usual meaning understood by the technical personnel in the field to which the utility model belongs.

[0025] Reference Figure 1 AndFigure 2 A slant bed double-head boring numerical control machine tool, comprising:

[0026] A machine tool body 1, which is provided with a slant working surface 2;

[0027] A workpiece positioning and clamping assembly 3, which comprises two symmetrically arranged clamping unit groups 4, which are slidingly adjusted in the length direction of the working surface 2; and

[0028] A tool disc group unit 5, which is symmetrically arranged in two, and which is respectively arranged outside the two clamping unit groups 4 for boring machining of the workpiece.

[0029] By arranging the slant working surface 2 on the arranged machine tool body 1, and arranging the workpiece positioning and clamping assembly 3 and the tool disc group unit 5 for boring machining on the slant working surface 2, convenient clamping and boring machining processing of the workpiece needing boring machining is provided, more specifically, the two clamping unit groups 4 are slidingly adjusted in the length direction of the working surface 2, providing installation and clamping of the workpiece needing boring machining, so as to facilitate subsequent boring machining operation, the two tool disc group units 5 are arranged outside the two clamping unit groups 4 for boring machining of the workpiece, and through the arrangement of the two tool disc group units 5, double-head boring machining operation is realized, improving the efficiency of boring machining.

[0030] In actual operation, the two clamping unit groups 4 can be synchronously slidingly adjusted in the length direction of the working surface 2, realizing relative close or relative far away adjustment and positioning, and then boring machining operation is realized between the two tool disc group units 5.

[0031] As a preferred, the two clamping unit groups 4 are slidingly connected through the first guide rail group 6 arranged in the length direction of the working surface 2, the two clamping unit groups 4 are driven on the first guide rail group 6 through a lead screw assembly 7, and the two clamping unit groups 4 are driven to be relatively close or away through the lead screw assembly 7.

[0032] By arranging the first guide rail group 6 in the length direction of the working surface 2 to install the two clamping unit groups 4, the two clamping unit groups 4 have the function of sliding adjustment in the length direction of the working surface 2, at the same time, the lead screw assembly 7 is arranged on the working surface 2, the rotating end of the lead screw assembly 7 is threadedly connected with the two clamping unit groups 4, and then under the control of the rotation of the lead screw assembly 7, the two clamping unit groups 4 can be driven to slide along the first guide rail group 6.

[0033] In order to realize the relative approaching or moving away driving of the two clamping unit groups 4 by the screw rod assembly 7, the screw rod in the screw rod assembly 7 is provided with threads in opposite directions, so that the relative approaching or moving away driving of the two clamping unit groups 4 can be realized under the rotation of the screw rod.

[0034] As preferred, the clamping unit group 4 comprises a mounting bottom plate 8 fixedly connected with the sliding end of the first guide rail group 6 and a V-shaped clamp group 9 arranged on the mounting bottom plate 8, the V-shaped clamp group 9 comprises a V-shaped clamp mounting plate 10 fixedly connected with the mounting bottom plate 8 and a V-shaped clamp head plate 11 arranged on the V-shaped clamp mounting plate 10, the V-shaped clamp head plate 11 is symmetrically arranged on the length direction of the V-shaped clamp mounting plate 10, and the two V-shaped clamp head plates 11 are slidably arranged on the V-shaped clamp mounting plate 10 through clamping slide rails 12, and the bottoms of the two V-shaped clamp mounting plates 10 are relatively approached or moved away by the clamping screw rod group 13 arranged on the mounting bottom plate 8.

[0035] It can be understood that in order to realize the clamping operation of the clamping unit group 4, the mounting bottom plate 8 is arranged to provide the mounting of the entire clamping unit group 4, the bottom of the mounting bottom plate 8 is fixedly connected with the movable end of the first guide rail group 6, specifically, the first guide rail group 6 is provided with two slide rails, thereby realizing the movement guide of the sliding movement of the mounting bottom plate 8 on the working surface 2, and in combination with the control of the screw rod assembly 7, the movement of the mounting bottom plate 8 relative to the working surface 2 is realized, at the same time, the V-shaped clamp group 9 is arranged on the mounting bottom plate 8, the V-shaped clamp mounting plate 10 in the V-shaped clamp group 9 realizes the sliding mounting of the V-shaped clamp head plate 11, and the clamping slide rail 12 is arranged, and the two V-shaped clamp head plates 11 are relatively approached or moved away by the clamping screw rod group 13 arranged on the mounting bottom plate 8.

[0036] As preferred, the V-shaped clamp head 15 is arranged at the relative position of the two V-shaped clamp head plates 11.

[0037] As preferred, the cutter disc group unit 5 comprises a box body 16, a driving pulley 17 arranged on one side of the box body 16, and a cutter disc 18 rotatably arranged on the box body 16, a driven pulley 20 is arranged on the rotating shaft 19 of the cutter disc 18, and the driving pulley 17 is rotatably connected with the driven pulley 20.

[0038] In order to realize the cutting operation of the boring machining, the cutter disc 18 is arranged in the cutter disc group unit 5, the cutter disc 18 rotates in the box body 16 through the rotating shaft 19, and is rotatably connected through the transmission between the driven pulley 20 and the driving pulley 17, for example, the driven pulley 20 and the driving pulley 17 can be rotatably connected by arranging a belt.

[0039] As preferred, the cutter 21 is arranged on the cutter head 18, and the cutter 21 is linearly movably arranged in the cutter head 18 through a rack 22, and the rack 22 is arranged in the adjusting assembly 23 arranged in the box body 16 and the cutter head 18.

[0040] Referring to the display in Figure 1 and Figure 2 , in order to realize better boring operation of the cutter 21, the cutter 21 is arranged in the cutter head 18 through the rack 22, and is arranged in the adjusting assembly 23 in the cutter head 18, so that the cutter 21 can be adjusted in the diameter direction of the cutter head 18 to meet the adjustment of the position under different boring requirements.

[0041] As preferred, the adjusting assembly 23 includes a planetary reducer 24 arranged in the box body 16 and a tool bar transmission shaft 25 arranged in the rotating shaft 19 of the cutter head 18, one end of the tool bar transmission shaft 25 is rotatably connected with the output end of the planetary reducer 24, and the other end of the tool bar transmission shaft 25 is arranged in mesh with the rack 22 through an auxiliary gear set 26.

[0042] In order to realize the control of the rack 22, the adjusting assembly 23 is arranged to mesh with the rack 22, specifically, the adjusting assembly 23 includes a planetary reducer 24 arranged in the box body 16 and a tool bar transmission shaft 25 arranged in the rotating shaft 19 of the cutter head 18, the planetary reducer 24 includes a power source and a gear transmission mechanism for reducing speed, which transmits the rotating power to the position of the rack 22 through the tool bar transmission shaft 25, and the other end of the tool bar transmission shaft 25 is arranged in mesh with the rack 22 through an auxiliary gear set 26, thereby realizing the adjustment and control of the position of the cutter 21 on the end face of the cutter head 18, so as not to conflict with the cutting rotation of the cutter head 18 with the cutter 21.

[0043] As preferred, the cutter 21 is fixedly provided with a steel belt 27, the steel belt 27 is used for sealing the movement gap 28 on the end face of the cutter head 18, and a plurality of rollers 29 are arranged in the cutter head 18, and the plurality of rollers 29 are used for tensioning movement of the steel belt 27.

[0044] Since the steel belt 27 is arranged in the movement gap 28 on the end face of the cutter head 18, the steel belt 27 can seal the movement gap 28 during the movement of the cutter 21, which can prevent metal debris from entering the movement gap 28 and causing damage, and the plurality of rollers 29 are used for tensioning movement of the steel belt 27, so that the steel belt 27 realizes better smooth movement.

[0045] As preferred, the auxiliary gear set 26 comprises two auxiliary gears 30 rotatably arranged inside the cutter head 18, and the two auxiliary gears 30 are used for the engagement between the cutter bar transmission shaft 25 and the rack 22.

[0046] By arranging two auxiliary gears 30 in the auxiliary gear set 26, the two auxiliary gears 30 are used for the engagement and rotation transmission between the cutter bar transmission shaft 25 and the rack 22, so that the transmission gap is eliminated, and the rotation transmission is more stable.

[0047] The working principle and working process of the utility model:

[0048] The inclined working surface 2 is arranged on the machine tool body 1, the workpiece positioning and clamping assembly 3 and the cutter head group unit 5 are arranged on the inclined working surface 2, so that the workpiece to be bored is conveniently clamped and bored, more specifically, the two clamping unit groups 4 are slidably arranged in the length direction of the working surface 2, the workpiece to be bored is clamped and installed, so that the subsequent boring operation is facilitated, the two cutter head group units 5 are arranged outside the two clamping unit groups 4, and the boring of the workpiece is realized, the boring efficiency is improved by the two cutter head group units 5 and the double-end boring operation.

[0049] More specifically, in order to better realize the boring operation of the cutter 21, the cutter 21 is arranged in the cutter head 18 through the rack 22, and is adjusted and arranged through the adjusting assembly 23 in the cutter head 18, so that the cutter 21 can be adjusted in the diameter direction of the cutter head 18 to meet the position adjustment under different boring requirements.

[0050] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should be covered in the scope of the claims and the description of the utility model.

Claims

1. A numerical control machine tool of inclined bed double-end boring, characterized by, Include: Machine tool body (1), the machine tool body (1) is provided with inclined working surface (2); Workpiece positioning and clamping assembly (3), the workpiece positioning and clamping assembly (3) includes two symmetrically arranged clamping unit groups (4), two clamping unit groups (4) are slidingly adjusted on the length direction of the working surface (2);And Tool disc group unit (5), the tool disc group unit (5) is symmetrically arranged with two, two tool disc group units (5) are respectively placed on the outer side of two clamping unit groups (4), for boring machining of workpiece.

2. The inclined bed double-head boring numerical control machine tool according to claim 1, characterized in that, Two clamping unit groups (4) are slidingly connected through first guide rail group (6) arranged in the length direction of the working surface (2), two clamping unit groups (4) are driven on the first guide rail group (6) through a screw rod assembly (7), two clamping unit groups (4) are driven to be relatively close or away through the screw rod assembly (7).

3. The inclined bed double-head boring numerical control machine tool according to claim 2, characterized in that, The clamping unit group (4) includes the mounting bottom plate (8) fixedly connected with the sliding end of the first guide rail group (6) and the V-shaped clamp group (9) arranged on the mounting bottom plate (8), the V-shaped clamp group (9) includes the V-shaped clamp mounting plate (10) fixed on the mounting bottom plate (8) and the V-shaped clamp head plate (11) arranged on the V-shaped clamp mounting plate (10), the V-shaped clamp head plate (11) is symmetrically arranged with two in the length direction of the V-shaped clamp mounting plate (10), two V-shaped clamp head plates (11) are slidingly arranged on the V-shaped clamp mounting plate (10) through clamping slide rails (12), and the bottoms of two V-shaped clamp mounting plates (10) are driven to be relatively close or away through the clamping screw rod group (13) arranged on the mounting bottom plate (8).

4. The inclined bed double-head boring numerical control machine tool according to claim 3, characterized in that, Two V-shaped clamp head plates (11) are provided with V-shaped clamp heads (15) in opposite positions.

5. The inclined bed double-head boring numerical control machine tool according to claim 1, characterized in that, The tool disc group unit (5) includes a box body (16), a driving pulley (17) arranged on one side of the box body (16), and a tool disc (18) rotatably arranged on the box body (16), a driven pulley (20) is arranged on the rotating shaft (19) of the tool disc (18), and the driving pulley (17) is rotatably connected with the driven pulley (20).

6. The inclined bed double-head boring numerical control machine tool according to claim 5, characterized in that, An adjustable tool (21) is arranged on the tool disc (18), the tool (21) is linearly movably arranged in the tool disc (18) through a rack (22), and the rack (22) is adjustably arranged with an adjusting assembly (23) arranged in the box body (16) and the tool disc (18).

7. The inclined bed double-head boring numerical control machine according to claim 6, wherein The adjusting assembly (23) includes a planetary reducer (24) arranged in the box body (16) and a tool bar transmission shaft (25) arranged in the rotating shaft (19) of the tool disc (18), one end of the tool bar transmission shaft (25) is rotatably connected with the output end of the planetary reducer (24), and the other end of the tool bar transmission shaft (25) is meshingly arranged with the rack (22) through an auxiliary gear set (26).

8. The inclined bed double-head boring numerical control machine tool according to claim 7, characterized in that, The cutter (21) is fixedly provided with a steel belt (27), which is used for sealing the movement gap (28) of the cutter (21) on the end face of the cutter head (18), and the cutter head (18) is internally provided with a plurality of rollers (29) for the tension movement of the steel belt (27).

9. The inclined bed double-head boring numerical control machine tool according to claim 7, characterized in that, The auxiliary gear set (26) comprises two auxiliary gears (30) rotatably arranged in the cutter head (18), and the two auxiliary gears (30) are used for the meshing of the cutter bar transmission shaft (25) and the rack (22).

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