CN215392625U

CN215392625U - Section bar drilling device

Info

Publication number: CN215392625U
Application number: CN202122052845.3U
Authority: CN
Inventors: 王鹏
Original assignee: Jinan Cgma Cnc Machinery Co ltd
Current assignee: Jinan Cgma Cnc Machinery Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-04
Anticipated expiration: 2031-08-30

Abstract

The application provides a section bar drilling device; the clamping mechanism comprises a first pressing part and a second pressing part, the first pressing part is arranged on the dragging plate on one side of the workbench far away from the drilling mechanism, the second pressing part is arranged on the drilling mechanism, and the clamping mechanism is combined with the workbench to form a clamping part; rolling supporting rollers are respectively arranged at the upstream and the downstream of the clamping part along the conveying direction of the workpiece, and the top surfaces of the supporting rollers are higher than the plane of the workbench; the drill bit of the drilling mechanism faces the clamping part; pressing pieces are respectively arranged in the longitudinal direction and the transverse direction and matched with a workbench of an L-shaped bending structure to form a clamping mechanism with adjustable spacing to adapt to multi-specification profiles; the workbench is combined with the supporting roller structure, and the supporting roller structure is in rolling contact with the workbench when the section is conveyed, so that the scratch of the section caused by residual drill cuttings on the workbench is reduced.

Description

Section bar drilling device

Technical Field

The application relates to the field of section bar processing equipment, in particular to a section bar drilling device.

Background

In door and window processing production process, carry out assembly forming after corresponding processing to the section bar, most production and processing process has realized the automation, for example: cutting, trimming, drilling, assembling, nailing, etc.

In the drilling step of the current section bar processing flow, different products have different requirements on drilling; on one hand, in order to improve the processing efficiency, the small-sized section bars are processed by adopting a plurality of section bars in the same batch, but the positioning structure of the drilling device for processing the section bars with various specifications is complex, and the positioning structure of the original small-sized section bars is easy to interfere when the large-sized section bars are processed, so that the positioning requirements of the section bars with various specifications are difficult to meet; on the other hand, in order to improve the clamping stability on the drilling station, the flat plate member is mostly adopted to support and match the pressing mechanism, so that the surface of the section is easily scratched by residual drill cuttings when the section moves along the flat plate member in the machining process, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

The purpose of the application is to provide a section bar drilling device aiming at the defects in the prior art, wherein pressing pieces are respectively arranged in the longitudinal direction and the transverse direction, and a positioning worktable mechanism is matched to form a clamping mechanism with adjustable spacing to adapt to multi-specification section bars; the positioning and pressing are carried out by combining with the supporting roller structure, so that the working table mechanism can stably bear when the section bar is drilled, and the supporting roller can roll and convey when the section bar is conveyed, thereby reducing the scratch of the residual drill cuttings on the section bar.

In order to realize the purpose, the following technical scheme is adopted:

a section bar drilling device comprises a planker, a workbench mechanism, a pressing mechanism and a drilling mechanism, wherein the drilling mechanism and the workbench mechanism are sequentially arranged on the planker; rolling supporting rollers are respectively arranged at the upstream and the downstream of the clamping part along the conveying direction of the workpiece, and the top surfaces of the supporting rollers are higher than the plane of the workbench; the drill of the drilling mechanism faces the clamping part.

Further, the worktable mechanism comprises a side positioning surface facing the first pressing piece and a bottom positioning surface facing the second pressing piece, and the plane where the top surface of the supporting roller is located is parallel to the bottom positioning surface and is higher than the bottom positioning surface.

Furthermore, the side positioning surface is vertically intersected with the bottom positioning surface, the side positioning surface is combined with the first pressing piece to form a horizontal clamping mechanism, and the supporting roller is combined with the second pressing piece to form a vertical clamping mechanism.

Furthermore, the drilling mechanism is connected with the dragging plate through a first sliding pair, a first driving mechanism is connected between the drilling mechanism and the dragging plate, and the first driving mechanism drives the drilling mechanism to change the horizontal distance between the drilling mechanism and the supporting roller under the constraint of the first sliding pair.

Further, the drilling mechanism still includes drill bit support and drill bit driving element, the drill bit is installed at the drill bit driving element output, and drill bit driving element passes through the vice connection drill bit support of second slip, and drill bit driving element changes the vertical interval with the workstation under the vice restraint of second slip.

Furthermore, a second driving mechanism is connected between the drill bit driving element and the drill bit support, and the second driving mechanism drives the drill bit driving element to move relative to the drill bit support.

Furthermore, the second driving mechanism comprises a second driving part and a translation mechanism, and the second driving part drives the drill bit driving element to move through the translation mechanism.

Further, the translation mechanism is a screw slider mechanism, a screw slider mechanism or a worm and gear mechanism.

Furthermore, the first compressing piece and the second compressing piece are telescopic rods, and the working ends of the telescopic rods are connected with compressing blocks.

Furthermore, a sliding groove connected with an external structure in a sliding manner is arranged on the carriage, and a displacement driving mechanism is arranged on the carriage so as to be matched with an external transmission mechanism to adjust the position of the carriage.

Compared with the prior art, the application has the advantages and positive effects that:

(1) aiming at the problem that the clamping part structure is inconvenient to adapt to various specifications of sectional materials, the pressing pieces are respectively arranged in the longitudinal direction and the transverse direction and matched with the worktable mechanism to form the clamping part with adjustable spacing, and the clamping part with adjustable spacing is used for adapting to the various specifications of sectional materials.

(2) The workbench is combined with a supporting roller structure, profile pressing force is generated when the profile is under the action of the pressing piece, so that the supporting roller can stably bear during profile drilling, and the profile is in rolling contact with the supporting roller structure during conveying, so that scratches of residual drill cuttings on the workbench to the profile are reduced.

(3) The drill bit driving element is used as a part for driving the drill bit to rotate, a double speed regulating motor is adopted, and the output tail end is connected with the drill bit, so that the drill bit is driven to rotate, the drilling precision is improved, and the accurate processing of drilling is realized; the drill bit is driven to stably feed through the second driving element, the problems of uneven stress and inaccurate aperture machining in pneumatic operation are solved, positioning and drilling machining are accurately achieved, machining efficiency is greatly improved, and labor cost is saved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure of a profile drilling device in embodiment 1 of the present application.

In the figure, 1-a first pressing piece, 2-a supporting roller, 3-a worktable mechanism, 4-a second pressing piece, 5-a drill bit, 6-a drill bit driving element, 7-a second driving piece, 8-a drill bit bracket, 9-a first driving mechanism, 10-a carriage and 11-a displacement driving mechanism.

Detailed Description

Example 1

In an exemplary embodiment of the present application, a profile drilling apparatus is provided, as shown in fig. 1.

Aiming at the problem that the sectional materials with different specifications are difficult to adapt to processing in the existing sectional material drilling processing process, an adjustable pressing piece is arranged to cooperate with a worktable mechanism 3 to form a clamping part, so that the adjustable pressing piece is suitable for stably clamping the sectional materials with different specifications; and supporting and conveying of the section workpiece are carried out by arranging the supporting rollers 2, and the section can keep a distance with the worktable mechanism 3 in the conveying process, so that the scratch of drill cuttings generated by drilling on the worktable mechanism 3 to the section workpiece is reduced.

The section bar drilling device comprises a dragging plate 10, a working table mechanism 3, a pressing mechanism and a drilling mechanism, wherein the dragging plate 10 is used as a main bearing mechanism, the working table mechanism 3, the pressing mechanism and the drilling mechanism are all arranged on the dragging plate 10, the working table mechanism 3 is used as a bearing structure during drilling and is arranged at intervals with the drilling mechanism, the drilling mechanism is used as a main working part for drilling, and the section bar is drilled through a rotary drill bit 5; the pressing component is arranged on the carriage 10 and the drilling mechanism, on one hand, the pressing component can be matched with the worktable mechanism 3 to horizontally clamp the section bar, on the other hand, the pressing component can be combined with the worktable mechanism 3 to clamp the section bar in the vertical direction, and the stable clamping of the section bar is jointly realized.

Furthermore, in order to facilitate the movement of the section bar, the carriage 10 is further provided with a support roller 2, the top surface of the support roller 2 is higher than the plane of the worktable mechanism 3, so that the processed section bar can be positioned and supported on one hand, and the section bar required to be moved can be supported and conveyed on the other hand.

Referring to fig. 1, the drilling mechanism and the worktable mechanism 3 are mounted on the carriage 10 at intervals, the pressing mechanism includes a first pressing member 1 and a second pressing member 4, the first pressing member 1 is mounted on the carriage 10 at a side of the worktable mechanism 3 far away from the drilling mechanism, the second pressing member 4 is mounted on the drilling mechanism, and the pressing mechanism forms a clamping part in combination with the worktable mechanism 3; the profile enters the clamping part from one end of the clamping part and leaves the clamping part from the other end, and the profile is drilled at the clamping part.

Supporting rollers 2 are respectively arranged at the upstream and the downstream of the clamping part along the conveying direction of the workpiece, and the top surfaces of the supporting rollers 2 are higher than the plane of the worktable mechanism 3; the drill bit 5 of the drilling mechanism faces the clamping part to realize the drilling operation of the profile at the position of the clamping part.

To workstation mechanism 3 and the cooperation structure that compresses tightly the piece, workstation mechanism 3 is L type bending structure, including the first side locating surface that compresses tightly 1 of orientation and the end locating surface that compresses tightly 4 towards the second, 2 top surfaces of backing roll place the plane with the end locating surface is parallel, and is higher than end locating surface for the section bar all keeps the clearance with workstation mechanism 3's end locating surface when processing and carrying, can make things convenient for the drill chip to discharge when the section bar is drilled man-hour, can avoid the remaining drill chip on the section bar direct contact end locating surface when the section bar removes, thereby reduces drill chip section bar surperficial risk.

When clamping, the top surface of the section bar is under the pressure action of the second pressing piece 4, the supporting roll is in contact with and supports the bottom surface of the section bar, stable clamping is realized on the section bar between the working table mechanism 3 and the second pressing piece, the drill bit 5 is used for drilling the section bar part positioned in the clamping part at the working position, and the section bar with stable clamping can keep the precision during drilling.

After drilling, the relative position of the profile and the clamping part is adjusted, in the conveying process, the dimensions of the profiles with different specifications are different, the profile positioned on the supporting roller 2 is avoided by adjusting the position of the first pressing piece 1, the supporting roller 2 can bear the profiles with different specifications, and when a plurality of small-specification profiles are conveyed simultaneously, auxiliary conveying can be carried out through the supporting roller 2.

In order to meet the positioning requirement, a side positioning surface and a bottom positioning surface are arranged, the sectional material is generally of a regular cross-section structure, the side positioning surface is vertically intersected with the bottom positioning surface, the side positioning surface is combined with a first pressing piece 1 to form a horizontal clamping mechanism to horizontally clamp the side surface of the sectional material, the bottom positioning surface is positioned on the main body of a worktable mechanism 3, and a supporting roller 2 positioned on the worktable mechanism 3 is combined with a second pressing piece 4 to form a vertical clamping mechanism; and clamping the top surface and the bottom surface of the section in the vertical direction.

It will be appreciated that the side locating surfaces are arranged on side locating plates which are connected to the table means 3, the horizontal locating position of the clamping portion being adjustable by adjustment of the position of the side locating plates.

Under the condition of drilling a plurality of sectional materials conveyed simultaneously, drilling a plurality of positions in the same clamping posture or adapting to the drilling positions of different sectional materials, the drilling mechanism can be adjusted to be in relative position with the clamping part.

The drilling mechanism is connected with a carriage 10 through a first sliding pair, a first driving mechanism 9 is connected between the drilling mechanism and the carriage 10, and the first driving mechanism 9 drives the drilling mechanism to change the horizontal distance with the worktable mechanism 3 under the constraint of the first sliding pair.

The first sliding pair is used as a Y-axis moving structure of the drill bit 5, the first sliding pair is a sliding structure consisting of a sliding block and a sliding rail, two sliding rails are arranged on the carriage 10 in parallel, the sliding block is connected to the bottom of the drilling mechanism, and the sliding block and the sliding rails are matched to form the sliding pair, so that the drilling mechanism can move relative to the carriage 10 under the restraint of the sliding rails and the sliding block, and the movement of the relative position of the drilling mechanism and the worktable mechanism 3 is realized.

The positioning and processing of single-row sectional materials, double-row sectional materials and long-strip apertures are realized in the stroke range.

The first driving mechanism 9 can be a screw rod sliding block mechanism, a screw rod of the screw rod sliding block mechanism is connected with a first driving piece, a sliding block is arranged on the drilling mechanism, and the first driving piece can be a servo motor; the drilling mechanism is provided with power which reciprocates along the axial direction of the lead screw through the positive rotation and the negative rotation of the servo motor, so that the drilling mechanism can be adjusted to various positions, and the drilling of a plurality of sectional materials on the processing table is completed.

For the drilling mechanism, the drilling mechanism further comprises a drill bit support 8 and a drill bit driving element 6, the drill bit 5 is connected with the drill bit driving element 6, the drill bit driving element 6 is connected with the drill bit support 8 through a second sliding pair, the vertical distance between the drill bit driving element 6 and the workbench mechanism 3 is changed under the constraint of the second sliding pair, and feeding and returning actions in the drilling process are achieved.

The second sliding pair can adopt a sliding rail and sliding block mechanism which is the same as the first sliding pair, a sliding rail of the second sliding pair is arranged on the drill bit support 8, a sliding block is arranged on the drill bit driving element 6, the second sliding pair is used for realizing the connection of the drill bit driving element 6 and the drill bit support 8 and realizing the relative sliding of the drill bit driving element 6 and the drill bit support 8.

And a second driving mechanism is connected between the drill bit driving element 6 and the drill bit bracket 8, and the second driving mechanism drives the drill bit driving element 6 to move relative to the drill bit bracket 8.

The second driving mechanism comprises a second driving part and a translation mechanism, and the second driving part drives the drill bit driving element to move through the translation mechanism. The translation mechanism can be a screw slider mechanism, a rack and pinion mechanism, and the like, and in the embodiment, the screw slider mechanism is preferred. The second driving mechanism comprises a second driving piece 7, a lead screw and a sliding block, the lead screw is rotatably connected to the drill bit bracket 8, the second driving piece 7 is connected with one end of the lead screw, the sliding block is connected with the drill bit driving element 6, and the sliding block is matched with the lead screw to form a lead screw sliding block mechanism; the second driving piece 7 adopts a servo motor to drive the drill bit 5 to accurately feed, and the servo motor drives the lead screw to rotate, so that the rotary motion is changed into the up-and-down linear motion of the drill bit driving element 6 and the drill bit 5. And the first driving piece and the second driving piece 7 are provided with speed regulating devices, and the adjustment can be made according to the smooth surface requirement of the processing aperture and the processed material.

The second sliding pair is used as a Z-axis moving structure of the drill bit 5, two parallel sliding rails are arranged on the vertical surface of the drill bit support 8 in the Z-axis direction, and a sliding block is arranged on each sliding rail and connected with the drill bit driving element 6 to achieve vertical up-and-down movement.

The first pressing piece 1 and the second pressing piece 4 are telescopic rods, the working ends of the telescopic rods are connected with pressing blocks, the first pressing piece 1 and the second pressing piece 4 can both adopt pressing cylinders, and in order to avoid damage caused by collision of sectional materials when the output end parts of the pressing cylinders which act quickly drive the pressing blocks to act, elastic pressing blocks can be adopted; the worktable mechanism 3 can also be arranged on the carriage 10 through an adjustable movable connecting structure, so that the position of the worktable mechanism can be adjusted according to the requirement.

When the sectional material is processed, the workbench mechanism 3 and the pressing mechanism ensure that the sectional material is fixed and does not move, when the sectional material needs to be repositioned, the pressing cylinder contracts, and the supporting roller 2 can reduce the friction force when the sectional material moves transversely, so that the positioning in the X-axis direction can be realized more quickly and efficiently.

The drill bit driving element 6 adopts a double speed regulation motor, provides main power for drilling processing, and is connected with the drill bit 5 through a coupler, so that the drilling precision is improved. The problems of uneven stress and inaccurate aperture processing in original pneumatic operation are avoided, and the rapid positioning and the drilling processing of the section bar are accurately realized. The efficiency of machining is greatly improved, the cost of using manpower sparingly.

The bottom surface of the carriage 10 is provided with a sliding groove which is connected with an external structure in a sliding way, and the carriage 10 is provided with a displacement driving mechanism 11 so as to be matched with an external transmission mechanism to adjust the position of the carriage 10.

In this embodiment, the displacement driving mechanism 11 can select a servo motor, the servo motor is connected with the control system, the output section of the speed reducer is connected with the output shaft of the servo motor, the output end of the speed reducer is connected with a gear, the gear is matched with a spur rack on an external machine tool, the servo motor drives the gear to rotate through the speed reducer, and the positioning in the X axial direction is realized when the spur rack on the whole machine head moves stably.

The numerical control drilling machine can process related materials such as aluminum curtain walls, aluminum doors and windows, copper-aluminum profiles and the like, and can meet the requirements of aluminum profile processing in various industries.

Can realize different processing modes according to section bar aperture change through system control, include: round holes, long holes, cross holes, etc. And the processing mode of single or double (horizontal and vertical) can be realized according to the section specification. The method has the advantages of stable performance, high machining precision, high response speed, accurate machining size, smooth machining position and the like.

When the section drilling device works, referring to fig. 1, X-axis positioning, first clamping piece positioning and clamping section, Y-axis positioning, second clamping piece positioning and clamping section, Z-axis drilling processing, drilling completion, second clamping piece shrinkage, Z-axis elevation, first clamping piece shrinkage, Y-axis backward movement and processing completion are sequentially performed. And transferring the machined section to the next working procedure.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A section bar drilling device is characterized by comprising a dragging plate, a workbench mechanism, a pressing mechanism and a drilling mechanism, wherein the drilling mechanism and the workbench mechanism are sequentially arranged on the dragging plate; rolling supporting rollers are respectively arranged at the upstream and the downstream of the clamping part along the conveying direction of the workpiece, and the top surfaces of the supporting rollers are higher than the plane of the workbench; the drill of the drilling mechanism faces the clamping part.

2. A profile drilling apparatus as claimed in claim 1, wherein the table means comprises a side locating surface facing the first hold-down member and a bottom locating surface facing the second hold-down member, the support roller top surface lying in a plane parallel to and above the bottom locating surface.

3. A profile drilling apparatus as claimed in claim 2, wherein the side locating surfaces intersect the base locating surface perpendicularly, the side locating surfaces in combination with the first hold-down member forming the horizontal gripping means and the support rollers in combination with the second hold-down member forming the vertical gripping means.

4. The section bar drilling device according to claim 1, wherein the drilling mechanism is connected with the carriage through a first sliding pair, a first driving mechanism is connected between the drilling mechanism and the carriage, and the first driving mechanism drives the drilling mechanism to change the horizontal distance between the drilling mechanism and the supporting roll under the constraint of the first sliding pair.

5. The profile drilling apparatus of claim 1, wherein the drilling mechanism further comprises a drill bit holder and a drill bit drive member, the drill bit being mounted at an output end of the drill bit drive member, the drill bit drive member being connected to the drill bit holder by a second sliding pair, the drill bit drive member changing a vertical spacing from the table under the constraint of the second sliding pair.

6. A profile drilling apparatus as claimed in claim 5, wherein a second drive mechanism is connected between the drill drive element and the drill support, the second drive mechanism causing the drill drive element to move relative to the drill support.

7. The profile drilling apparatus of claim 6, wherein the second drive mechanism comprises a second drive member and a translation mechanism, the second drive member moving the drill bit drive element via the translation mechanism.

8. Section bar drilling device according to claim 7, wherein the translation mechanism is a screw-slide mechanism, a screw-slide mechanism or a worm-gear mechanism.

9. The profile drilling device of claim 1, wherein the first compression member and the second compression member are telescopic rods, and the working ends of the telescopic rods are connected with compression blocks.

10. The profile drilling device according to claim 1, wherein the carriage is provided with a sliding groove for sliding connection with an external structure, and the carriage is provided with a displacement driving mechanism for adjusting the position of the carriage in cooperation with an external transmission mechanism.