CN208033717U - A gantry vertical drilling machine tool - Google Patents

Abstract

The utility model relates to the technical field of numerical control machining equipment, in particular to a gantry vertical drilling machine tool, which comprises a base, a gantry support arranged on the base, a workbench arranged on the base and capable of moving along the X-axis direction of the base, a spindle box arranged on the gantry support and capable of moving along the Y-axis direction and the Z-axis direction of the base, a drilling tool arranged on the spindle box in a rotating manner and a guiding and positioning device arranged on the spindle box in a sliding manner and capable of moving along the Z-axis direction of the base, wherein the drilling tool is positioned above the workbench; the guiding and positioning device is used for abutting against the workpiece borne by the workbench and guiding and positioning the drilling tool, and the drilling tool is used for drilling the workpiece abutted by the guiding and positioning device. The utility model discloses simple structure is compact, and the operation is reliable and stable, and drilling quality is high and drilling efficiency is high.

Description

A gantry vertical drilling machine tool

technical field

The utility model relates to the technical field of numerical control processing equipment, in particular to a gantry vertical drilling machine tool.

Background technique

Deep hole drilling machine, which is different from the traditional hole processing method, mainly relies on specific drilling technology (such as gun drilling, BTA drilling, ejector drilling, etc.), for deep hole systems and precision shallow holes with an aspect ratio greater than 10 Special machine tools for drilling are collectively referred to as deep hole drilling machines.

However, in the existing vertical deep hole drilling machines, most of the drilling tools are set up on the top of the workbench by columns, and the drilling tools can only move up and down along the columns. When drilling at one position, it needs to be manually removed and replaced and then placed, which will cause its processing efficiency to be slow and seriously affect its processing speed.

Contents of the invention

The purpose of the utility model is to provide a gantry vertical drilling machine tool with a simple and compact structure, capable of drilling multiple positions of the workpiece without removing the workpiece.

In order to achieve the above object, the utility model adopts the following technical solutions:

A gantry vertical drilling machine tool provided by the utility model comprises a base, a gantry support arranged on the base, a workbench arranged on the base and capable of moving along the X-axis direction of the base, a workbench arranged on the gantry support and capable of moving along the base The spindle box that moves in the Y-axis direction and the Z-axis direction, the drilling tool that is rotated on the spindle box, and the guiding and positioning device that is slidably arranged on the spindle box and can move along the Z-axis direction of the base, the drilling tool is located on the workbench above; the guiding and positioning device is used to interfere with the workpiece carried by the workbench and is used to guide and position the drilling tool, and the drilling tool is used to drill the workpiece that the guiding and positioning device interferes with.

Wherein, the guide and positioning device includes a guide and position member, a guide sleeve arranged on the guide and position member, and a lifting drive mechanism for driving the guide and position member to move up and down along the headstock, and the guide and position member is used to interfere with the workpiece carried by the workbench, The guide sleeve is provided with a guide hole matched with a drilling tool, and the drilling tool passes through the guide hole and drills the workpiece that the guide positioning member interferes with.

Further, the lifting drive mechanism includes a first slide rail arranged on the headstock, a first slider matched with the first slide rail, and a driving cylinder arranged on the headstock, and the guide positioning member and the first slider Fixedly connected, the piston rod of the driving cylinder is fixedly connected with the guide and positioning member.

Wherein, the gantry support is movably arranged on the base, and the base is provided with a support displacement driving mechanism for driving the gantry support to displace along the X-axis direction of the base.

Wherein, the base is provided with a worktable displacement driving mechanism for driving the displacement of the worktable.

Further, the worktable displacement driving mechanism includes a second slide rail arranged on the base, a second slide block matched with the second slide rail, a first lead screw arranged on the base, and a screw threaded with the first lead screw. The first lead screw nut and the first drive motor for driving the first lead screw to rotate, the second slide rail is arranged in parallel with the first lead screw, and the first lead screw nut and the second slider are fixedly connected to the workbench .

Wherein, the gantry support is provided with a headstock displacement drive mechanism for driving the headstock displacement.

Further, the headstock displacement driving mechanism includes a third slide rail arranged on the gantry support, a third slide block matched with the third slide rail, a second lead screw arranged on the gantry support for rotation, and a second lead screw The screwed second lead screw nut and the second driving motor for driving the second lead screw to rotate, the third slide rail is arranged in parallel with the second lead screw, and the second lead screw nut and the third slide block are all connected to the main shaft The box is fixedly connected.

Wherein, the gantry support is provided with a tool lifting and lowering drive mechanism for driving the drilling tool up and down.

Further, the tool lifting drive mechanism includes a supporting plate arranged on the gantry support and capable of moving along the Y-axis direction of the base, a fourth slide rail arranged on the supporting plate, a fourth sliding block matched with the fourth sliding rail, The third lead screw arranged on the supporting plate, the third lead screw nut screwed to the third lead screw and the third drive motor for driving the third lead screw to rotate, the fourth slide rail is arranged in parallel with the third lead screw, Both the fourth slide block and the third lead screw nut are connected with the headstock.

The beneficial effects of the utility model:

The utility model provides a gantry vertical drilling machine tool. In practical applications, the workpiece is placed on the workbench, and the workbench can move along the X-axis direction of the base with the workpiece; the setting of the gantry bracket can not only make the spindle The box moves along the Y-axis and Z-axis directions of the base on the beam of the gantry support, and the headstock can be erected stably above the workbench, so that the drilling tool can move in multi-axis directions, so that the workpiece does not need Drilling at multiple positions can be performed by manual disassembly; when the drilling tool is lowered to drill the workpiece, the guiding and positioning device will press the workpiece tightly, and guide and position the lowered drilling of the drilling tool, thereby enhancing drilling stability and improve drilling accuracy. The utility model has the advantages of simple and compact structure, stable and reliable operation, high drilling quality and high drilling efficiency.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the left view of the utility model;

Fig. 3 is the top view of the utility model;

FIG. 4 is a schematic diagram of an enlarged structure at point A in FIG. 1 .

Explanation of reference signs

1-base; 11-gantry support; 12-worktable; 13-spindle box; 14-drilling tool; 15-guiding and positioning device; Driving mechanism; 21-first slide rail; 22-first slider; 23-driving cylinder; 3-table displacement driving mechanism; 31-second slide rail; 32-second slider; 33-first lead screw ; 34-the first screw nut; 35-the first drive motor; 4-the headstock displacement drive mechanism; 41-the third slide rail; 43-the second screw; 44-the second screw nut; 45-the second Drive motor; 5-tool lifting drive mechanism; 51-supporting plate; 52-third screw; 53-third screw nut; 54-third drive motor; 55-fourth slide rail; 56-fourth slider .

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Below in conjunction with accompanying drawing, the utility model is described in detail.

Embodiment one

As shown in Figures 1 to 4, a gantry vertical drilling machine tool provided by the utility model includes a base 1, a gantry support 11 arranged on the base 1, a gantry support 11 arranged on the base 1 and capable of The moving workbench 12, the headstock 13 that is arranged on the gantry support 11 and can move in the Y-axis direction and the Z-axis direction of the base 1, the drilling tool 14 that is rotatably arranged on the headstock 13, and is slidably arranged on the headstock 13 and A guiding and positioning device 15 that can move along the Z-axis direction of the base 1, the drilling tool 14 is located above the worktable 12; the guiding and positioning device 15 is used to collide with the workpiece carried by the worktable 12 and to guide and position the drilling The tool 14, the drilling tool 14 is used for drilling the workpiece that the guide positioning device 15 interferes with. Specifically, the present embodiment adopts the driving motor to drive the drilling tool 14 to rotate; the machine body adopts a gantry structure, and the mechanical structure is stable and difficult to deform.

In practical applications, when the workpiece is placed on the workbench 12, the workbench 12 can move the workpiece along the X-axis direction of the base 1; The Y-axis direction and the Z-axis direction of the base 1 move, and the headstock 13 can be erected stably above the workbench 12, so that the drilling tool 14 can move in multi-axis directions, so that the workpiece does not need to be manually disassembled, which is convenient Can carry out drilling processing to multiple positions of the workpiece; when the drilling tool 14 descends to drill the workpiece, the guide and positioning device 15 presses the workpiece, and guides and positions the descending drilling of the drilling tool 14, thereby Enhance the stability of drilling and improve the accuracy of drilling. The utility model has the advantages of simple and compact structure, stable and reliable operation, high drilling quality and high drilling efficiency.

In this technical solution, the guide positioning device 15 includes a guide positioning member 151, a guide sleeve 152 arranged on the guide positioning member 151, and a lifting drive mechanism 2 for driving the guide positioning member 151 to lift up and down along the headstock 13. The member 151 is used to resist the workpiece carried by the worktable 12 , the guide sleeve 152 is provided with a guide hole 153 matched with the drilling tool 14 , and the drilling tool 14 passes through the guide hole 153 . Specifically, the guide sleeve 152 is an alloy guide sleeve, which has high strength, good rigidity, and is not easy to be worn.

When drilling, the lifting drive mechanism 2 drives the guide positioning member 151 to descend to press the workpiece against the workbench 12 to prevent the workpiece from shifting during processing; the drilling tool 14 rotates and descends and penetrates the guide hole 153 of the guide sleeve 152, Then the workpiece is drilled. The guide hole 153 of the guide sleeve 152 plays the role of guiding and positioning the drilling tool 14, effectively preventing the drilling tool 14 from drilling off-center, and can overcome the smaller diameter drilling tool 14 when drilling. The strength is not enough to cause the problem of bending deformation. The design of this guide positioning device 15 has improved processing stability and processing precision of the present utility model greatly.

Preferably, the lifting drive mechanism 2 includes a first slide rail 21 arranged on the headstock 13, a first slide block 22 matched with the first slide rail 21, and a driving cylinder 23 arranged on the headstock 13. The guiding and positioning member 151 is fixedly connected with the first slider 22 , and the piston rod of the driving cylinder 23 is fixedly connected with the guiding and positioning member 151 . Adopting the cooperation mechanism of the driving cylinder 23, the slide rail and the first slider 22 can improve the movement stability of the guide and positioning member 151, thereby improving the working stability of the utility model.

In this technical solution, the base 1 is provided with a worktable displacement driving mechanism 3 for driving the displacement of the worktable 12 . Specifically, the worktable displacement driving mechanism 3 includes a second slide rail 31 arranged on the base 1, a second slide block 32 matched with the second slide rail 31, a first lead screw 33 arranged on the base 1, and a The first lead screw nut 34 screwed by the first lead screw 33 and the first drive motor 35 for driving the first lead screw 33 to rotate, the second slide rail 31 is arranged in parallel with the first lead screw 33, and the first lead screw 33 is arranged in parallel. Both the bar nut 34 and the second slide block 32 are fixedly connected with the workbench 12 . When working, the first driving motor 35 drives the first leading screw 33 to rotate, and then drives the first leading screw nut 34 to move, and the movement of the first leading screw nut 34 drives the worktable 12 to move between the second slide rail 31 and the second slide block. 32 moves along the X-axis direction of the base 1, and the movement of the worktable 12 can drive the workpiece to move, so as to realize the mechanized adjustment of the position of the workpiece; using a motor, the first lead screw 33 and the first lead screw nut 34 The matching mechanism can enhance the precision of the movement of the workbench 12 .

In this technical solution, the gantry support 11 is provided with a headstock displacement driving mechanism 4 for driving the headstock 13 to displace. As preferably, the headstock displacement driving mechanism 4 includes a third slide rail 41 arranged on the gantry support 11, a third slide block matched with the third slide rail 41, and a second lead screw arranged on the gantry support 11 for rotation. 43. The second lead screw nut 44 screwed to the second lead screw 43 and the second drive motor 45 for driving the second lead screw 43 to rotate, the third slide rail 41 is arranged in parallel with the second lead screw 43, the Both the second lead screw nut 44 and the third slide block are fixedly connected with the spindle box 13 . The working principle and effect of the headstock displacement drive mechanism 4 and the worktable displacement drive mechanism 3 are the same, and will not be repeated here.

In this technical solution, the gantry support 11 is provided with a tool lifting drive mechanism 5 for driving the drilling tool 14 up and down. Preferably, the tool lifting drive mechanism 5 includes a supporting plate 51 arranged on the gantry support 11 and capable of moving along the Y-axis direction of the base 1, a fourth slide rail 55 arranged on the supporting plate 51, and a fourth slide rail 55 Cooperating fourth slide block 56, the third lead screw 52 arranged on supporting plate 51, the third lead screw nut 53 screwed with the third lead screw 52 and the third drive for driving the third lead screw 52 to rotate The motor 54 , the fourth slide rail 55 and the third lead screw 52 are arranged in parallel, and the fourth slide block 56 and the third lead screw nut 53 are connected to the headstock 13 . The operating principle and effect of the tool lifting drive mechanism 5 and the worktable displacement drive mechanism 3 are the same, and will not be repeated here.

Embodiment two

The difference between the second embodiment and the first embodiment is that the gantry bracket 11 is slidably arranged on the base 1, and the base 1 is provided with a bracket displacement driving mechanism for driving the displacement of the gantry bracket 11 along the X-axis direction of the base 1 ( not marked in the figure). Specifically, the working principle and effect of the support displacement driving mechanism (not shown in the figure) and the worktable displacement driving mechanism 3 are the same, and will not be repeated here.

In practical application, the support displacement driving mechanism (not shown in the figure) can drive the gantry support 11 and the workbench 12 to move relative to each other, thereby increasing the working flexibility and applicability of the utility model.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as above with the preferred embodiment, it is not used to limit the utility model. Anyone who is familiar with the utility model Professional technicians, without departing from the scope of the technical solution of the present utility model, should use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but if they do not depart from the technical solution of the present utility model, the The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the utility model technical solution.

Claims (10)

1. A gantry vertical drilling machine tool, characterized in that: comprise a base (1), a gantry support (11) arranged on the base (1), be arranged on the base (1) and be able to move along the X of the base (1) A workbench (12) moving in the axial direction, a spindle box (13) that is arranged on the gantry support (11) and can move in the Y-axis direction and Z-axis direction of the base (1), and is arranged on the spindle box (13) Drilling tool (14) and the guiding and positioning device (15) that is slidably arranged on the main shaft box (13) and can move along the Z-axis direction of base (1), and described drilling tool (14) is positioned at the table (12) Above; the guide positioning device (15) is used to interfere with the workpiece carried by the workbench (12) and is used to guide and position the drilling tool (14), and the drilling tool (14) is used to interfere with the guide positioning device (15) The workpiece is drilled. 2. A kind of gantry vertical drilling machine tool according to claim 1, characterized in that: said guiding and positioning device (15) comprises a guiding and positioning piece (151), a guide sleeve ( 152) and a lifting drive mechanism (2) for driving the guide positioning member (151) to lift along the spindle box (13), the guide positioning member (151) is used to resist the workpiece carried by the workbench (12), and the guide The sleeve (152) is provided with a guide hole (153) matched with the drilling tool (14), and the drilling tool (14) passes through the guide hole (153) and carries out the work on the workpiece which the guide positioning member (151) interferes with. drilling. 3. A gantry vertical drilling machine according to claim 2, characterized in that: said lifting drive mechanism (2) comprises a first slide rail (21) arranged on a guide positioning member (151), and a second sliding rail (21) A first slide block (22) matched with a slide rail (21) and a driving cylinder (23) arranged on the headstock (13), the headstock (13) is fixedly connected with the first slide block (22), so The piston rod of the driving cylinder (23) is fixedly connected with the guide positioning member (151). 4. A kind of gantry vertical drilling machine according to claim 1, characterized in that: the gantry support (11) is movably arranged on the base (1), and the base (1) is provided with a drive for driving the gantry support ( 11) A bracket displacement drive mechanism that displaces along the X-axis direction of the base (1). 5. A kind of gantry vertical drilling machine according to any one of claims 1 to 4, characterized in that: the base (1) is provided with a worktable displacement drive mechanism ( 3). 6. A gantry vertical drilling machine according to claim 5, characterized in that: the table displacement drive mechanism (3) comprises a second slide rail (31) arranged on the base (1), and a second sliding rail (31) The second slide block (32) matched with the two slide rails (31), the first lead screw (33) arranged on the base (1), the first lead screw nut (34) screwed to the first lead screw (33) ) and the first driving motor (35) used to drive the rotation of the first leading screw (33), the second slide rail (31) is arranged in parallel with the first leading screw (33), and the first leading screw nut (34) , The second slide block (32) is fixedly connected with the workbench (12). 7. A gantry vertical drilling machine according to any one of claims 1 to 4, characterized in that: the gantry support (11) is provided with a headstock displacement drive mechanism for driving the headstock (13) displacement (4). 8. A kind of gantry vertical drilling machine according to claim 7, characterized in that: the headstock displacement drive mechanism (4) comprises a third slide rail (41) arranged on the gantry support (11), and The third slide block matched with the third slide rail (41), the second lead screw nut (44) screwed to the second lead screw (43) that is arranged on the gantry support (11) and the second lead screw nut (44) ) and the second driving motor (45) used to drive the rotation of the second leading screw (43), the third slide rail (41) is arranged in parallel with the second leading screw (43), and the second leading screw nut (44) , The third slide block (42) is all fixedly connected with the main shaft box (13). 9. A gantry vertical drilling machine according to claims 1 to 4, characterized in that: the gantry support (11) is provided with a tool lifting drive mechanism (5) for driving the drilling tool (14) up and down . 10. A gantry vertical drilling machine according to claim 9, characterized in that: the tool lifting drive mechanism (5) includes a tool set on the gantry support (11) and can move along the Y-axis direction of the base (1) The moving pallet (51), the fourth slide rail (55) arranged on the pallet (51), the fourth slide block (56) matched with the fourth slide rail (55), the fourth slide block (56) arranged on the pallet (51) The third lead screw (52), the third lead screw nut (53) screwed with the third lead screw (52) and the third drive motor (54) for driving the third lead screw (52) to rotate, the third lead screw (52) Four slide rails (55) are arranged in parallel with the third lead screw (52), and the fourth slide block (56) and the third lead screw nut (53) are both connected with the headstock (13).