CN110788658B

CN110788658B - Drilling positioner

Info

Publication number: CN110788658B
Application number: CN201911090985.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Xuzhou Oubairui Intelligent Equipment Co ltd
Current assignee: Xuzhou Oubairui Intelligent Equipment Co ltd
Priority date: 2019-11-09
Filing date: 2019-11-09
Publication date: 2021-11-16
Anticipated expiration: 2039-11-09
Also published as: CN110788658A

Abstract

The invention discloses a drilling positioner, which utilizes the engagement of deflection gears to form synchronous deflection and is matched with a guide arm to change the size so as to position drilling holes among a plurality of hole groups. Connect, two through the connecting plate between two splint of its characterized in that on the connecting plate is parallel to each other, the handle card was arranged in to the connecting plate, and both ends correspondence carries out fastening connection through set screw, the splint are the rectangular plate, and two sets of articulated arms are symmetrical to be arranged in on the splint, two sets of articulated arms, and extend to the rectangular plate both sides, it has the hinge hole, two to open on the articulated arm the hinge hole one-to-one on the splint, it has the guiding hole to open on the splint, the guiding hole is located between the articulated arm of the same group, and is located the perpendicular bisector of two hinge holes of the same group, two of the same group half of hinge hole centre-to-connection plate is less than the distance of hinge hole centre of a circle to the connecting plate.

Description

Drilling positioner

Technical Field

The invention discloses a drilling positioner, relates to a positioner capable of positioning the dimensional relationship of a plurality of holes among hole groups when a metal plate is subjected to mounting hole group processing, and belongs to the field of machining. In particular to a positioner which utilizes the engagement of a deflection gear to form synchronous deflection and is matched with a guide arm to change the size so as to position the drilling holes among a plurality of hole groups.

Background

At present, when a metal plate is processed, drilling needs to be carried out, connection and fixation are carried out, when drilling is carried out, because the requirement on the position degree of a hole for fixation is relatively low, when the existing drilling is carried out, a drilling machine is mainly adopted for carrying out, the surface of the plate is marked in advance, then the drilling operation is carried out on the drilling machine, the marking increases the operation procedures, the position relation of holes for assembly is required, the marking carries out size measurement by taking the edge of the plate as a reference, when the measurement of a plurality of positions is carried out, due to the accumulation of errors, the deviation exists among a plurality of hole groups for installation and use easily, the subsequent installation is difficult, the existing positioning structures are complex to operate, a frame structure is adopted, the transverse and longitudinal guide mechanisms move to further adjust the positions, the use is inconvenient, and the processing is also carried out directly through a numerical control processing center, but the non-standard part is processed by programming and changing, and the whole drilling period is increased.

Publication No. CN106493400A discloses a drilling machine based on telescopic drilling locating pin, it includes a drilling machine, and vertical fixed being provided with a drilling positioner on the motor housing of drilling machine, drilling positioner comprises outer sleeve, telescopic link, steering spanner and locating pin, and the coaxial movably setting of telescopic link is inside outer sleeve, and the one end that turns to the spanner can be articulated mutually with the bottom of telescopic link 90 degrees rotatoryly ground, turns to the vertical fixed connection locating pin in the opposite direction of the other end of spanner, and the device is through setting up guide structure at the drilling machine tip, and can not form the dimensional relation between a plurality of drilling.

Disclosure of Invention

In order to improve the above situation, the present invention provides a drill positioner for performing drill positioning between a plurality of hole groups by forming a synchronous deflection by engagement of deflection gears and performing a dimensional change in cooperation with a guide arm.

The drilling positioner is realized as follows: the invention relates to a drilling positioner which comprises a main body frame and an adjusting device, wherein the main body frame comprises clamping plates, a handle, guide holes, hinge holes, a connecting plate and fixing screws, the two clamping plates are connected through the connecting plate, the two clamping plates are parallel to each other, the handle is clamped on the connecting plate, the two ends of the handle are correspondingly and fixedly connected through the fixing screws, the clamping plates are rectangular plates, two groups of hinge arms are symmetrically arranged on the clamping plates, one group of the hinge arms is two, the hinge arms extend towards the two sides of the rectangular plate, the hinge holes are formed in the hinge arms, the hinge holes in the two clamping plates are in one-to-one correspondence, the guide holes are formed in the clamping plates, the guide holes are arranged between the hinge arms in the same group and are arranged on the midperpendicular lines of the two hinge holes in the same group, the half of the center distance between the hinge holes in the same group is smaller than the distance from the center of the hinge holes to the circle center of the connecting plate, and the adjusting device comprises a limiting rod, a deflection gear and a deflection gear, The guide arm, flexible arm, mount, uide bushing, reset spring, spacing wheel, locating hole and deflection shaft constitute, and a plurality of deflection gears correspond through deflecting and arrange in the hinge hole in, the deflection gear that the hinge hole of the same group corresponds meshes mutually, the thickness of deflection gear is less than the interval between the splint, and the uide bushing is corresponding to be arranged in the locating hole, and the gag lever post is arranged in the uide bushing, and on the gag lever post was arranged in to the gag lever post, spacing wheel was located between two splint, and the reset spring cover was arranged in on the gag lever post, and was located between spacing wheel and the splint, spacing wheel and two deflection gear meshes with the same group, and on the deflection gear was arranged in to the mount, the guide arm was arranged in on the mount, and flexible arm is arranged in the guide arm, open useful locating hole that the location was used to the direction on flexible arm, the guide arm.

Has the beneficial effects.

Firstly, the sizes of a plurality of holes in the hole group can be independently controlled and adjusted.

And secondly, synchronously deflecting and adjusting the size to be stable.

And thirdly, limiting can be formed, and rotation in the drilling positioning process is avoided.

Fourthly, simple structure is convenient for accomodate the removal, is fit for different occasions location.

Drawings

Fig. 1 is a perspective view of a drill locator according to the present invention.

FIG. 2 is a perspective view of a guide arm of a drill locator of the present invention.

Fig. 3 is a three-dimensional structure diagram of a drilling locator clamping plate of the invention.

In the attached drawings

Wherein the parts are: the device comprises a clamping plate (1), a limiting rod (2), a deflection gear (3), a guide arm (4), a telescopic arm (5), a fixing frame (6), a handle (7), a guide sleeve (8), a reset spring (9), a limiting wheel (10), a positioning hole (11), a deflection shaft (12), a guide hole (13), a hinge hole (14), a connecting plate (15) and a fixing screw (16).

The specific implementation mode is as follows:

the drilling positioner is realized as follows: the invention relates to a drilling positioner which comprises a main body frame and an adjusting device, wherein the main body frame comprises two clamping plates (1), a handle (7), guide holes (13), hinge holes (14), a connecting plate (15) and fixing screws (16), the two clamping plates (1) are connected through the connecting plate (15), the two clamping plates (1) are parallel to each other, the handle (7) is clamped on the connecting plate (15), the two ends of the handle are correspondingly and fixedly connected through the fixing screws (16), the clamping plates (1) are rectangular plates, two groups of hinge arms are symmetrically arranged on the clamping plates (1), two groups of the hinge arms extend to the two sides of the rectangular plates, the hinge arms are provided with the hinge holes (14), the hinge holes (14) on the two clamping plates (1) correspond to each other one by one, the guide holes (13) are formed in the clamping plates (1), the guide holes (13) are positioned between the hinge arms in the same group and are positioned on the perpendicular bisector of the hinge holes (14) in the same group, half of the center distance between the two hinge holes (14) in the same group is smaller than the distance from the circle center of the hinge hole (14) to a connecting plate (15), the adjusting device consists of a limiting rod (2), deflection gears (3), a guide arm (4), a telescopic arm (5), a fixing frame (6), a guide sleeve (8), a reset spring (9), a limiting wheel (10), a positioning hole (11) and a deflection shaft (12), a plurality of deflection gears (3) are correspondingly arranged in the hinge holes (14) through deflection hinge, the deflection gears (3) corresponding to the hinge holes (14) in the same group are meshed, the thickness of the deflection gears (3) is smaller than the distance between the clamping plates (1), the guide sleeve (8) is correspondingly arranged in the positioning hole (11), the limiting rod (2) is arranged in the guide sleeve (8), the limiting wheel (10) is arranged on the limiting rod (2), and the limiting wheel (10) is positioned between the two clamping plates (1), reset spring (9) cover is arranged in gag lever post (2), and is located between spacing wheel (10) and splint (1), spacing wheel (10) and two deflection gear (3) meshing with the group, on deflection gear (3) were arranged in to mount (6), on mount (6) were arranged in to guiding arm (4), in guiding arm (4) were arranged in to flexible arm (5), open useful location guide usefulness locating hole (11) on flexible arm (5), guiding arm (4).

When the device is used, the clamping plate (1) is placed on a metal plate through the handle (7), then the clamping plate is adsorbed and fixed through the magnetic sucker in the connecting plate (15), then the limiting rod (2) is lifted, so that the limiting wheel (10) on the limiting rod (2) is separated from the two deflection gears (3) which are correspondingly meshed, then the guide arm (4) on the corresponding side is deflected, the guide arm (4) drives the deflection gears (3) to rotate, the deflection gears (3) in the same group deflect synchronously, when the deflection arms deflect to the position required by design, the limiting rod (2) is loosened, the limiting wheel (10) is pushed back to the original position by the reset spring (9) and meshed with the deflection gears (3) to form locking, the deflection gears (3) are prevented from rotating, then the telescopic arm (5) is adjusted to the designed length, then the two deflection gears (3) on the other side are adjusted, the position of a positioning hole (11) which is consistent with the design size is determined, then the hole is drilled along the positioning hole (11) through a hand drill, and after the hole is drilled, the limiting rod (2) is pulled upwards, so that the limiting wheel (10) and the deflection gear (3) are separated and reset to form storage, and the purpose of positioning the hole group drilling is achieved.

The deflection gears (3) are intermittent gears, and deflection matching can be formed between the two deflection gears (3) in the same group, so that synchronous deflection adjustment is achieved, and the synchronization of adjustment is ensured;

a fixing structure capable of stretching and limiting is arranged between the telescopic arm (5) and the guide arm (4) and can be adapted to drill holes among hole groups with different sizes;

the thickness of the limiting wheel (10) is smaller than the gap between the deflection gear (3) and the clamping plate (1), so that when the limiting rod (2) is lifted, the limiting wheel (10) can avoid the deflection gear (3) and adjust the rotation of the deflection gear (3);

it will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.

Claims

1. A drilling positioner is characterized in that two clamp plates are connected through a connecting plate, the two clamp plates are parallel to each other, a handle is clamped on the connecting plate, two ends of the handle are correspondingly fastened and connected through fixing screws, the clamp plates are rectangular plates, two groups of articulated arms are symmetrically arranged on the clamp plates, one group of two articulated arms extend towards two sides of the rectangular plates, the articulated arms are provided with articulated holes, the articulated holes on the two clamp plates are in one-to-one correspondence, the clamp plates are provided with guide holes, a plurality of deflection gears are correspondingly arranged in the articulated holes through deflection articulation, the deflection gears corresponding to the articulated holes of the same group are meshed, guide sleeves are correspondingly arranged in the guide holes, a limiting rod is arranged in each guide sleeve, the limiting wheel is arranged on the limiting rod and positioned between the two clamp plates, a reset spring is sleeved on the limiting rod and positioned between the limiting wheel and the clamp plates, the limiting wheel is meshed with the two deflection gears of the same group, on the gear deflects was arranged in to the mount, on the mount was arranged in to the guiding arm, flexible arm was arranged in the guiding arm, the gear that deflects was the intermittent type gear, can form the cooperation that deflects between two deflection gears with the group, reached synchronous deflection and adjust, ensured the synchronism of adjusting, set up the spacing fixed knot structure that can stretch out and draw back between flexible arm and the guiding arm, drilling between the punch combination that can the different sizes of adaptation.

2. The drilling positioner as claimed in claim 1, wherein the thickness of the limiting wheel is smaller than the gap between the deflection gear and the clamping plate, so that the limiting wheel can avoid the deflection gear to adjust the rotation of the deflection gear when the limiting rod is lifted.

3. A drill locator according to claim 1 wherein the thickness of the deflection gear is less than the spacing between the clamping plates.

4. The drilling positioner of claim 1, wherein the guide hole is located between the hinge arms of the same group and on a perpendicular bisector of the hinge holes of the same group, and a half of a center distance between the hinge holes of the same group is smaller than a distance from a center of the hinge hole to the connecting plate.

5. The drilling positioner of claim 1, wherein the telescopic arm and the guide arm are provided with guide holes for positioning and guiding.