阅读说明：本技术 一种螺杆端面中心点的钻孔装置 (Drilling device for central point of end face of screw ) 是由 夏增富 夏瑜键 于 2021-09-09 设计创作，主要内容包括：一种螺杆端面中心点的钻孔装置,包括支架和钻孔器,在支架一端的侧壁上设置第一移动架,在第一移动架上设置第二移动架,在第二移动架上设置第三移动架,钻孔器设置在第三移动架上,经第一移动架、第二移动架和第三移动架调节后的钻孔器的钻头对准定位在支架上的螺杆端面中心位置处。本发明的优点在于：通过调整钻孔器的位置使钻头对准螺杆端部的中心位置,省时省力,钻孔效率高；钻头的位置通过第一移动架、第二移动架和第三移动架分别调整左右、上下和前后的位置从而使钻头对准螺杆端部的中心位置,一次对准后无需再次调整左右上下位置,只需控制钻孔器沿安装座前后移动就能实现螺杆端部的钻孔操作,精度提高,钻孔质量更好。(The utility model provides a drilling equipment of screw rod terminal surface central point, includes support and perforator, sets up first removal frame on the lateral wall of support one end, sets up the second on first removal frame and removes the frame, sets up the third on the second removes the frame and removes the frame, and the perforator sets up on the third removes the frame, and the drill bit of the perforator after first removal frame, second removal frame and third removal frame are adjusted aligns screw rod terminal surface central point department of location on the support. The invention has the advantages that: the drill is aligned to the central position of the end part of the screw rod by adjusting the position of the drilling device, so that the time and labor are saved, and the drilling efficiency is high; thereby the position of drill bit is adjusted through first removal frame, second removal frame and third removal frame about, about and the position around thereby making the drill bit aim at the central point of screw tip and put, need not to adjust about the position once after aiming at again, only needs the drilling ware of control to follow the mount pad back-and-forth movement and just can realize the drilling operation of screw tip, and the precision improves, and drilling quality is better.)

1. The utility model provides a drilling equipment of screw rod terminal surface central point, includes support (1) that can place and fix a position screw rod (2) and can be at drilling (3) of screw rod (2) tip drilling, its characterized in that: be provided with on the lateral wall of support (1) one end and can follow support lateral wall horizontal slip and fix a position first removal frame (11) on the support lateral wall after sliding be provided with on first removal frame (11) can slide from top to bottom and fix a position second removal frame (12) on first removal frame (11) after sliding relative first removal frame (11) be provided with on second removal frame (12) can slide around second removal frame (12) relatively and fix a position third removal frame (13) on second removal frame (12) after sliding, perforator (3) set up on third removal frame (13), drill bit (31) of perforator (3) after first removal frame (11), second removal frame (12) and third removal frame (13) are adjusted aim at screw rod (2) terminal surface central point department of location on support (1).

2. The drilling apparatus of claim 1, wherein: the support is characterized in that a horizontally arranged guide groove (14) is formed in the side wall of the support, a driving bolt (15) penetrates through the guide groove (14), one end of a driving screw (15) is rotatably connected with the inner wall of the guide groove (14), the side wall, extending out of the guide groove (14), of the other end of the driving screw (15) is connected with a driving handle (151), a first moving frame (11) is a sliding block which is arranged in the guide groove (14) and can be driven by the driving screw (15) to slide relative to the guide groove (14), a second moving frame (12) is connected onto the sliding block, and a positioning mechanism capable of positioning the second moving frame (12) after moving on the side wall of the support is arranged on the second moving frame (12).

3. The drilling apparatus of claim 2, wherein: the positioning mechanism comprises a positioning plate (4) connected to the sliding block, the second moving frame (12) is arranged on the positioning plate (4), a first strip-shaped through hole is formed in the side wall of the support above the guide groove (14), a second strip-shaped through hole is formed in the side wall of the support below the guide groove (14), a positioning hole is formed in the positioning plate (4) corresponding to the first strip-shaped through hole, a first positioning bolt piece is inserted into the positioning hole, a second positioning hole is formed in the positioning plate (4) corresponding to the second strip-shaped through hole, and a second positioning bolt piece is inserted into the second positioning hole.

4. A drilling apparatus according to claim 3, wherein: a first cover body (141) is arranged on the side wall of the support corresponding to the left end of the guide groove (14), a second cover body (142) is arranged on the side wall of the support corresponding to the right end of the guide groove (14), the left end of the positioning plate (4) is inserted into the inner cavity of the first cover body (141), and the right end of the positioning plate (4) is inserted into the inner cavity of the second cover body (142).

5. A drilling device according to claim 3 or 4, wherein: the positioning plate (4) is provided with a sliding rail block (41), the second moving frame (12) is a sliding plate which is inserted into the sliding rail block (41) and can slide up and down along the sliding rail block (41), the top of the sliding plate is provided with a limiting block (121) which is in top contact with the top of the sliding rail block (41), a threaded hole is vertically arranged in the sliding rail block (41) in a penetrating manner, a second driving screw rod (42) penetrates through the threaded hole, one end of the second driving screw rod (42) is in top contact with the bottom surface of the limiting block (121), and the other end of the second driving screw rod (42) extends out of the sliding rail block (41) and is connected with a second driving handle (43).

6. The drilling apparatus of claim 5, wherein: the sliding plate is provided with an installation seat (5), the top of the installation seat (5) is provided with a sliding groove, the third moving frame (13) is connected in the sliding groove, the top of the installation seat (5) is provided with a concave cavity, a driving gear (51) is arranged in the concave cavity, the driving gear (51) is meshed with transmission teeth at the bottom of the third moving frame (13), the driving gear (51) is connected with a third driving handle (52) through a rotating shaft penetrating through the installation seat (5), and the installation seat (5) is provided with a second positioning mechanism for clamping the driving gear (51) when the driving gear (51) rotates in place.

7. The drilling apparatus of claim 6, wherein: the second positioning mechanism is positioning pins (53) arranged in the cavity of the mounting seat, the number of the positioning pins (53) is two, the two positioning pins (53) are symmetrically arranged on two sides of the driving gear (51) and are respectively connected with corresponding cylinders, a control switch (54) is arranged on the mounting seat (5), and the control switch (54) is respectively connected with the two cylinders through a circuit.

8. The drilling apparatus of claim 5, wherein: the mounting seat (5) is internally provided with a driving motor, an output gear of the driving motor is meshed with a driving gear (51), and the mounting seat (5) is provided with a switch which is connected with the driving motor through a lead.

9. The drilling apparatus of claim 8, wherein: and a mounting seat door (55) capable of opening and closing the concave part on the side surface of the mounting seat is arranged on the side wall of the mounting seat (5).

10. A drilling device according to any one of claims 1 to 4, wherein: the top surface of the support (1) close to the drill bit (31) is provided with a support through hole (16) through which drilling chips can pass, and the bottom of the support through hole (16) is provided with a chip collecting hopper.

Technical Field

The invention relates to the technical field of screw manufacturing, in particular to a drilling device for a central point of an end face of a screw.

Background

The current chinese utility model patent with application number CN201320492335.0 entitled "a cylindrical workpiece cylindrical surface boring grab" discloses a cylindrical workpiece cylindrical surface boring grab, and this cylindrical workpiece cylindrical surface boring grab places the columniform work piece on the work piece supporting shoe, and the bull stick that rotates through the T-shaped rotates the direction all around of locking work piece with the twist grip, then conveniently follows the drilling pressure pore pair cylinder of work piece top and carry out drilling processing, and the machining efficiency of processing the work piece like this is high, and machining precision is good, improves the level of production and processing. However, the device lacks a position adjusting structure for the drilling machine, drilling is laborious, and the drilling effect is not ideal, so the structure of the device needs to be further improved.

Disclosure of Invention

The invention aims to solve the technical problem of providing a drilling device for the central point of the end surface of a screw rod, which can position a drill and adjust the position of a drill bit of the drill, save labor in drilling on the end surface of the screw rod and has a good using effect.

The technical scheme adopted by the invention for solving the technical problems is as follows: this drilling equipment of screw rod terminal surface central point, including the support that can place and positioning screw and the borer that can drill at the screw rod tip, its characterized in that: be provided with on the lateral wall of support one end and follow support lateral wall horizontal slip and fix a position the first removal frame on the support lateral wall after sliding be provided with on the first removal frame can slide from top to bottom and fix a position the second removal frame on the first removal frame after sliding relative first removal frame be provided with on the second removal frame can slide around the second removal frame relatively and fix a position the third removal frame on the second removal frame after sliding, the perforator sets up on the third removal frame, and the drill bit of the perforator after first removal frame, second removal frame and third removal frame are adjusted aligns screw rod terminal surface central point department of location on the support.

As an improvement, a horizontally arranged guide groove may be preferably arranged on the side wall of the support, a driving bolt is inserted in the guide groove, one end of the driving screw rod is rotatably connected with the inner wall of the guide groove, the other end of the driving screw rod extends out of the side wall of the guide groove and is connected with the driving handle, the first movable frame is a sliding block which is arranged in the guide groove and can be driven by the driving screw rod to slide relative to the guide groove, the second movable frame is connected to the sliding block, and the second movable frame is provided with a positioning mechanism which can position the moved second movable frame on the side wall of the support.

The positioning mechanism preferably comprises a positioning plate connected to the sliding block, the second movable frame is arranged on the positioning plate, a first strip-shaped through hole is formed in the side wall of the support above the guide groove, a second strip-shaped through hole is formed in the side wall of the support below the guide groove, a positioning hole is formed in the positioning plate corresponding to the first strip-shaped through hole, a first positioning bolt piece is inserted into the positioning hole, a second positioning hole is formed in the positioning plate corresponding to the second strip-shaped through hole, and a second positioning bolt piece is inserted into the second positioning hole.

The improved structure is characterized in that a first cover body can be preferably arranged on the side wall of the support corresponding to the left end of the guide groove, a second cover body is arranged on the side wall of the support corresponding to the right end of the guide groove, the left end of the positioning plate is inserted into the inner cavity of the first cover body, and the right end of the positioning plate is inserted into the inner cavity of the second cover body.

As an improvement, a sliding rail block can be preferably arranged on the positioning plate, the second movable frame is a sliding plate which is inserted into the sliding rail block and can slide up and down along the sliding rail block, a limiting block which is in top contact with the top of the sliding rail block is arranged at the top of the sliding plate, a threaded hole is vertically arranged in the sliding rail block in a penetrating manner, a second driving screw rod is arranged in the threaded hole in a penetrating manner, one end of the second driving screw rod is in top contact with the bottom surface of the limiting block, and the other end of the second driving screw rod extends out of the sliding rail block and is connected with a second driving handle.

In a further improvement, the sliding plate may preferably be provided with a mounting seat, a sliding groove is formed in the top of the mounting seat, the third movable frame is connected in the sliding groove, a concave cavity is formed in the top of the mounting seat, a driving gear is arranged in the concave cavity, the driving gear is meshed with transmission teeth at the bottom of the third movable frame, the driving gear is connected with a third driving handle through a rotating shaft penetrating through the mounting seat, and the mounting seat is provided with a second positioning mechanism for clamping the driving gear when the driving gear rotates in place.

The second positioning mechanism can be preferably positioning pins arranged in a cavity of the mounting seat, the number of the positioning pins is two, the two positioning pins are symmetrically arranged on two sides of the driving gear and are respectively connected with corresponding air cylinders, and the mounting seat is provided with a control switch which is respectively connected with the two air cylinders through a circuit.

In a further improvement, a driving motor can be preferably arranged in the mounting seat, an output gear of the driving motor is meshed with the driving gear, and a switch is arranged on the mounting seat and connected with the driving motor through a lead.

In a further improvement, a mount door capable of opening and closing a recess on a side surface of the mount may be preferably provided on a side wall of the mount.

As a modification, a bracket through hole through which drilling chips can pass is preferably formed on the top surface of the bracket close to the drill bit, and a chip accumulation hopper is arranged at the bottom of the bracket through hole.

Compared with the prior art, the invention has the advantages that: the drilling device is arranged on the side wall of the support, the drill bit of the drilling device is aligned to the central position of the end part of the screw rod by adjusting the position of the drilling device, so that the drilling operation of the central point of the end surface of the screw rod is realized, the time and the labor are saved, and the drilling efficiency is high; the position of the drill bit of the drilling machine is respectively adjusted to the left and right, the up and down and the front and back through the first moving frame, the second moving frame and the third moving frame, so that the drill bit is aligned to the central position of the end part of the screw rod, the left and right and up and down positions do not need to be adjusted again after the drill bit is aligned for one time, the drilling operation of the end part of the screw rod can be realized only by controlling the drilling machine to move back and forth along the mounting seat, the precision is improved, and the drilling quality is better; for the screws with different diameters, the upper and lower heights of the borers are adjusted, so that the application range is wide, and the position adjustment is very convenient.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a state diagram of the use of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an exploded view of the structure of FIG. 1;

FIG. 6 is a cross-sectional view of FIG. 5 with portions of the first housing removed and associated structure of the second movable stand removed;

FIG. 7 is a top view of FIG. 6;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;

fig. 9 is a perspective view of the second moving frame-related structure separated in fig. 5;

FIG. 10 is an exploded view of the structure of FIG. 9;

FIG. 11 is a perspective view of the reamer of FIG. 10;

FIG. 12 is a top view of FIG. 10 with the reamer removed;

FIG. 13 is a cross-sectional view taken along line C-C of FIG. 12;

fig. 14 is a cross-sectional view of the locating pin of fig. 13 after its position has been shifted.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 14, the drilling device for the central point of the end surface of the screw rod of the embodiment comprises a bracket 1 capable of placing and positioning the screw rod 2 and a drill 3 capable of drilling a hole at the end of the screw rod 2, a first moving frame 11 which can slide left and right along the side wall of the bracket and is positioned on the side wall of the bracket after sliding is arranged on the side wall of one end of the bracket 1, a second moving frame 12 which can slide up and down relative to the first moving frame 11 and is positioned on the first moving frame 11 after sliding is arranged on the first moving frame 11, the second movable frame 12 is provided with a third movable frame 13 which can slide back and forth relative to the second movable frame 12 and is positioned on the second movable frame 12 after sliding, the drill 3 is arranged on the third movable frame 13, and the drill 31 of the drill 3 adjusted by the first movable frame 11, the second movable frame 12 and the third movable frame 13 is aligned with the central position of the end surface of the screw rod 2 positioned on the bracket 1. The specific structure of the drill 3 is well known in the art and will not be described in detail.

The side wall of the bracket is provided with a horizontally arranged guide groove 14, a driving bolt 15 is arranged in the guide groove 14 in a penetrating way, one end of a driving screw rod 15 is rotatably connected with the inner wall of the guide groove 14, the other end of the driving screw rod 15 extends out of the side wall of the guide groove 14 and is connected with a driving handle 151, the first movable frame 11 is a sliding block which is arranged in the guide groove 14 and can be driven by the driving screw rod 15 to slide relative to the guide groove 14, the second movable frame 12 is connected on the sliding block, and the second movable frame 12 is provided with a positioning mechanism which can position the moved second movable frame 12 on the side wall of the bracket.

The positioning mechanism comprises a positioning plate 4 connected to the sliding block, a second movable frame 12 is arranged on the positioning plate 4, a first strip-shaped through hole is formed in the side wall of the support above the guide groove 14, a second strip-shaped through hole is formed in the side wall of the support below the guide groove 14, a positioning hole is formed in the positioning plate 4 corresponding to the first strip-shaped through hole, a first positioning bolt piece is inserted into the positioning hole, a second positioning hole is formed in the positioning plate 4 corresponding to the second strip-shaped through hole, and a second positioning bolt piece is inserted into the second positioning hole. A first cover 141 is arranged on the side wall of the bracket corresponding to the left end of the guide groove 14, a second cover 142 is arranged on the side wall of the bracket corresponding to the right end of the guide groove 14, the left end of the positioning plate 4 is inserted into the inner cavity of the first cover 141, and the right end of the positioning plate 4 is inserted into the inner cavity of the second cover 142.

The positioning plate 4 is provided with a sliding rail block 41, the second moving frame 12 is a sliding plate which is inserted into the sliding rail block 41 and can slide up and down along the sliding rail block 41, the top of the sliding plate is provided with a limit block 121 which is pressed against the top of the sliding rail block 41, a threaded hole is vertically arranged in the sliding rail block 41 in a penetrating manner, a second driving screw 42 is arranged in the threaded hole in a penetrating manner, one end of the second driving screw 42 is pressed against the bottom surface of the limit block 121, and the other end of the second driving screw 42 extends out of the sliding rail block 41 and is connected with a second driving handle 43.

The sliding plate is provided with a mounting seat 5, the top of the mounting seat 5 is provided with a sliding groove, the third moving frame 13 is connected in the sliding groove, the top of the mounting seat 5 is provided with a concave cavity, the concave cavity is provided with a driving gear 51, the driving gear 51 is meshed with transmission teeth at the bottom of the third moving frame 13, the driving gear 51 is connected with a third driving handle 52 through a rotating shaft penetrating through the mounting seat 5, and the mounting seat 5 is provided with a second positioning mechanism for clamping the driving gear 51 when the driving gear 51 rotates to the right position. The second positioning mechanism is two positioning pins 53 arranged in the cavity of the mounting seat, the two positioning pins 53 are symmetrically arranged at two sides of the driving gear 51 and are respectively connected with corresponding cylinders, a control switch 54 is arranged on the mounting seat 5, and the control switch 54 is respectively connected with the two cylinders through a circuit. A mount door 55 capable of opening and closing a recess on a side surface of the mount is provided on a side wall of the mount 5. The top surface of the bracket 1 close to the drill 31 is provided with a bracket through hole 16 through which drilling debris can pass, and the bottom of the bracket through hole 16 is provided with a debris accumulation hopper.

The drilling device for the central point of the end surface of the screw rod of the second embodiment comprises a bracket 1 which can place and position the screw rod 2 and a drill 3 which can drill holes at the end part of the screw rod 2, a first moving frame 11 which can slide left and right along the side wall of the bracket and is positioned on the side wall of the bracket after sliding is arranged on the side wall of one end of the bracket 1, a second moving frame 12 which can slide up and down relative to the first moving frame 11 and is positioned on the first moving frame 11 after sliding is arranged on the first moving frame 11, the second movable frame 12 is provided with a third movable frame 13 which can slide back and forth relative to the second movable frame 12 and is positioned on the second movable frame 12 after sliding, the drill 3 is arranged on the third movable frame 13, and the drill 31 of the drill 3 adjusted by the first movable frame 11, the second movable frame 12 and the third movable frame 13 is aligned with the central position of the end surface of the screw rod 2 positioned on the bracket 1.

The side wall of the bracket is provided with a horizontally arranged guide groove 14, a driving bolt 15 is arranged in the guide groove 14 in a penetrating way, one end of a driving screw rod 15 is rotatably connected with the inner wall of the guide groove 14, the other end of the driving screw rod 15 extends out of the side wall of the guide groove 14 and is connected with a driving handle 151, the first movable frame 11 is a sliding block which is arranged in the guide groove 14 and can be driven by the driving screw rod 15 to slide relative to the guide groove 14, the second movable frame 12 is connected on the sliding block, and the second movable frame 12 is provided with a positioning mechanism which can position the moved second movable frame 12 on the side wall of the bracket.

The positioning mechanism comprises a positioning plate 4 connected to the sliding block, a second movable frame 12 is arranged on the positioning plate 4, a first strip-shaped through hole is formed in the side wall of the support above the guide groove 14, a second strip-shaped through hole is formed in the side wall of the support below the guide groove 14, a positioning hole is formed in the positioning plate 4 corresponding to the first strip-shaped through hole, a first positioning bolt piece is inserted into the positioning hole, a second positioning hole is formed in the positioning plate 4 corresponding to the second strip-shaped through hole, and a second positioning bolt piece is inserted into the second positioning hole. A first cover 141 is arranged on the side wall of the bracket corresponding to the left end of the guide groove 14, a second cover 142 is arranged on the side wall of the bracket corresponding to the right end of the guide groove 14, the left end of the positioning plate 4 is inserted into the inner cavity of the first cover 141, and the right end of the positioning plate 4 is inserted into the inner cavity of the second cover 142.

The positioning plate 4 is provided with a sliding rail block 41, the second moving frame 12 is a sliding plate which is inserted into the sliding rail block 41 and can slide up and down along the sliding rail block 41, the top of the sliding plate is provided with a limit block 121 which is pressed against the top of the sliding rail block 41, a threaded hole is vertically arranged in the sliding rail block 41 in a penetrating manner, a second driving screw 42 is arranged in the threaded hole in a penetrating manner, one end of the second driving screw 42 is pressed against the bottom surface of the limit block 121, and the other end of the second driving screw 42 extends out of the sliding rail block 41 and is connected with a second driving handle 43.

The sliding plate is provided with a mounting seat 5, the top of the mounting seat 5 is provided with a sliding groove, the third moving frame 13 is connected in the sliding groove, the top of the mounting seat 5 is provided with a concave cavity, the concave cavity is provided with a driving gear 51, the driving gear 51 is meshed with a transmission gear at the bottom of the third moving frame 13, the mounting seat 5 is provided with a driving motor, an output gear of the driving motor is meshed with the driving gear 51, the mounting seat 5 is provided with a switch, and the switch is connected with the driving motor through a lead. A mount door 55 capable of opening and closing a recess on a side surface of the mount is provided on a side wall of the mount 5. The top surface of the bracket 1 close to the drill 31 is provided with a bracket through hole 16 through which drilling debris can pass, and the bottom of the bracket through hole 16 is provided with a debris accumulation hopper.

The working principle is as follows: the drill is installed on the lateral wall of support, and the first removal frame can adjust the relative screw rod terminal surface of drill bit left and right sides position, and the second removes the upper and lower position that the relative screw rod terminal surface of drill bit can be adjusted to the frame, and the third removes the front and back position that the frame can change the relative screw rod terminal surface of drill bit, removes the central point that the frame made the drill bit aim at the screw rod terminal surface through adjusting first removal frame and second to punch on screw rod terminal surface central point.

The center points of the two ends of the screw are provided with positioning holes with the depth of about 3-12 cm by the method, the positioning holes play a role of positioning the screw, when the screw edge and the key groove on the surface of the screw need to be machined, the screw is clamped by the fixing device through the positioning holes, and then the machining operation on the surface of the screw is completed by the machining tool. Because two locating holes are located the central point department of screw rod terminal surface, consequently can realize the rotation of screw rod and can avoid sheltering from the processing region on screw rod surface when processing, screw rod surface axiality, straightness accuracy are all better after processing simultaneously, and the yield is high.