CN216607320U - Positioning device for accurate drilling of branch box support - Google Patents

Abstract

The utility model is suitable for the technical field of drilling positioning, and provides a positioning device for accurately drilling a junction box support, which comprises: the bottom plate is provided with a middle-load linear guide rail; the driving assembly is arranged on the bottom plate, a lower support is arranged on the driving assembly, and the junction box is placed on the lower support; and the fastening assembly is arranged on the lower support and is used for clamping and fixing the junction box. The device has the advantages that the junction box is accurately positioned, the product precision requirement can be met, the lead screw is adopted for rotating and clamping, the operation is convenient, and the workpiece is rapidly replaced; this device adopts unilateral V-arrangement piece, offside lead screw to press from both sides tightly, and the top compresses tightly the mode in addition, and loading and unloading junction box is rapid, and positioning accuracy is high, has solved the inaccurate, the big problem of deviation of support drilling location.

Description

Positioning device for accurate drilling of branch box support

Technical Field

The utility model belongs to the technical field of drilling positioning, and particularly relates to a positioning device for accurately drilling a branch box support.

Background

A distribution box is a terminal for a distribution cable or optical cable, and serves to connect the distribution cable or optical cable to a subscriber line section, and to branch off a trunk line. The junction box can be installed in narrow spaces such as a bridge, a box body, a pipeline and a cable trench, the effective use area of a building is not occupied, the installation is convenient, and a main cable does not need to be cut off.

The existing junction box support drilling clamp is unreasonable in structure, inaccurate in support positioning, large in drilling deviation and incapable of meeting the requirement of product precision.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide a positioning device for accurately drilling a junction box support, and aims to solve the problems that an existing junction box support drilling clamp is unreasonable in structure, inaccurate in support positioning, large in drilling deviation and incapable of meeting product precision requirements.

The embodiment of the utility model is realized in such a way that the positioning device for accurately drilling the junction box support comprises:

the middle-load linear guide rail is arranged on the bottom plate;

the driving assembly is arranged on the bottom plate, a lower support is arranged on the driving assembly, and the junction box is placed on the lower support;

and the fastening assembly is arranged on the lower support and is used for clamping and fixing the junction box.

Preferably, the drive assembly comprises:

the lower moving inclined block is arranged on the middle-load linear guide rail, a T-shaped screw nut with a flange is mounted on the lower moving inclined block, one side of the T-shaped screw nut with the flange is connected with a trapezoidal screw, and one end of the trapezoidal screw is connected with a storage type square hole handle;

the base plate is mounted on the bottom plate, a supporting side screw rod support and a fixed side radial bearing screw rod support are mounted on the base plate, and the trapezoidal screw rod is rotatably connected between the supporting side screw rod support and the fixed side radial bearing screw rod support;

and the upper inclined block is arranged on the lower movable inclined block and is mutually connected with the lower support.

Preferably, the upper inclined block and the lower movable inclined block are connected in a sliding mode.

Preferably, the fastening assembly comprises:

the circular flange linear bearing with the seat is arranged on the lower support, the two-end step linear guide shafts are arranged on the bottom plate, and the circular flange linear bearing with the seat is sleeved on the two-end step linear guide shafts;

the V-shaped block is arranged on the lower support, a clamping screw rod seat is also arranged on the lower support, and a clamping screw rod is connected to the clamping screw rod seat;

the drill jig plate body is arranged on the linear guide shafts with the two end steps, and an upper pressing plate and a clamp bush with a shoulder are arranged on the drill jig plate body.

Preferably, the number of the linear guide shafts with the two steps is four.

The positioning device for accurately drilling the branch box support provided by the embodiment of the utility model has the following beneficial effects:

the device has the advantages that the junction box is accurately positioned, the product precision requirement can be met, the lead screw is adopted for rotating and clamping, the operation is convenient, and the workpiece is rapidly replaced; this device adopts unilateral V-arrangement piece, offside lead screw to press from both sides tightly, and the top compresses tightly the mode in addition, and loading and unloading junction box is rapid, and positioning accuracy is high, has solved the inaccurate, the big problem of deviation of support drilling location.

Drawings

Fig. 1 is a schematic structural diagram of a positioning device for accurately drilling a branch box support according to an embodiment of the present invention;

FIG. 2 is a front view of a positioning device for precisely drilling a branch box support according to an embodiment of the present invention;

FIG. 3 is a side view of a positioning device for precisely drilling a branch box support according to an embodiment of the present invention;

FIG. 4 is a top view of a positioning device for precisely drilling a branch box support according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 2 at A;

FIG. 6 is an enlarged view of a portion of FIG. 3 at B;

fig. 7 is a partially enlarged view of C in fig. 3.

In the drawings: 1-a bottom plate; 2-a medium-load linear guide rail; 3-moving the inclined block downwards; 4-a nut for a T-shaped lead screw with a flange; 5-backing plate; 6-supporting a side lead screw support; 7-trapezoidal lead screw; 8-fixing side radial bearing lead screw support; 9-a storage type square hole handle; 10-an upper inclined block; 11-lower support; 12-circular flange linear bearing with seat; 13-linear guide shafts with steps at two ends; 14-a V-block; 15-clamping the screw base; 16-clamping the lead screw; 17-drilling the template body; 18-upper pressure plate; 19-shouldered clamp bushing; 20-distributing box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, in the embodiment of the present invention, the positioning device for precisely drilling the branch box bracket includes:

the device comprises a bottom plate 1, wherein a middle-load linear guide rail 2 is arranged on the bottom plate 1;

the driving assembly is installed on the bottom plate 1, a lower support 11 is arranged on the driving assembly, and the junction box 20 is placed on the lower support 11;

and a fastening assembly mounted on the lower support 11, the fastening assembly being used for clamping and fixing the junction box 20.

As shown in fig. 1 to 7, in an embodiment of the present invention, the driving assembly includes:

the lower moving inclined block 3 is arranged on the middle-load linear guide rail 2, a T-shaped screw cap 4 with a flange is mounted on the lower moving inclined block 3, one side of the T-shaped screw cap 4 with the flange is connected with a trapezoidal screw 7, and one end of the trapezoidal screw 7 is connected with a storage type square hole handle 9;

the base plate 5 is installed on the bottom plate 1, a supporting side lead screw support 6 and a fixed side radial bearing lead screw support 8 are installed on the base plate 5, and the trapezoidal lead screw 7 is rotatably connected between the supporting side lead screw support and the fixed side radial bearing lead screw support 8 of the supporting side lead screw support 6;

and the upper inclined block 10 is arranged on the lower movable inclined block 3, and the upper inclined block 10 is connected with the lower support 11.

In the embodiment of the utility model, the upper inclined block 10 is connected with the lower movable inclined block 3 in a sliding manner.

As shown in fig. 1, in an embodiment of the present invention, the fastening assembly includes:

the circular flange linear bearing with the seat 12 is installed on the lower support 11, the two-end step linear guide shafts 13 are installed on the bottom plate 1, and the circular flange linear bearing with the seat 12 is sleeved on the two-end step linear guide shafts 13;

the V-shaped block 14 is installed on the lower support 11, a clamping screw seat 15 is also installed on the lower support 11, and a clamping screw 16 is connected to the clamping screw seat 15;

and the drilling template body 17 is arranged on the linear guide shafts 13 with the two end steps, and an upper pressing plate 18 and a clamp bush 19 with a shoulder are arranged on the drilling template body 17.

In the embodiment of the present invention, the number of the linear guide shafts 13 having the two end steps is four.

The working principle is as follows: before the positioning device for accurately drilling the junction box support is used, firstly, a storage type square hole handle 9 is rotated to enable a trapezoidal lead screw 7 to drive an upper inclined block 10 to move forwards, the upper inclined block 10 drives a lower support 11, a V-shaped block 14, a clamping lead screw seat 15 and a clamping lead screw 16 to move downwards under the action of gravity, and when the junction box support is lowered to a proper position, a welded junction box 20 is placed at a position corresponding to the lower support 11, the clamping lead screw 16 is rotated, and the junction box 20 is clamped from the front and back directions;

then the storage type square hole handle 9 is rotated in the reverse direction, the junction box 20 is moved upwards, the junction box 20 is clamped from the up-down direction under the action of the upper pressing plate 18, and then the machine tool is started to complete drilling according to the position of the shoulder clamp bush 19.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (5)

1. The utility model provides a positioner of accurate drilling of junction box support, its characterized in that, positioner of accurate drilling of junction box support includes:

the middle-load linear guide rail is arranged on the bottom plate;

the driving assembly is arranged on the bottom plate, a lower support is arranged on the driving assembly, and the junction box is placed on the lower support;

and the fastening assembly is arranged on the lower support and is used for clamping and fixing the junction box.

2. The cable tray rack precision drilling positioning device of claim 1, wherein the drive assembly comprises:

the lower moving inclined block is arranged on the middle-load linear guide rail, a T-shaped screw nut with a flange is mounted on the lower moving inclined block, one side of the T-shaped screw nut with the flange is connected with a trapezoidal screw, and one end of the trapezoidal screw is connected with a storage type square hole handle;

the base plate is mounted on the bottom plate, a supporting side screw rod support and a fixed side radial bearing screw rod support are mounted on the base plate, and the trapezoidal screw rod is rotatably connected between the supporting side screw rod support and the fixed side radial bearing screw rod support;

and the upper inclined block is arranged on the lower movable inclined block and is mutually connected with the lower support.

3. The device of claim 2, wherein the upper and lower swash blocks are slidably connected to each other.

4. The junction box bracket precision drilling positioning device of claim 1, wherein the fastening assembly comprises:

the circular flange linear bearing with the seat is arranged on the lower support, the two-end step linear guide shafts are arranged on the bottom plate, and the circular flange linear bearing with the seat is sleeved on the two-end step linear guide shafts;

the V-shaped block is arranged on the lower support, a clamping screw rod seat is also arranged on the lower support, and a clamping screw rod is connected to the clamping screw rod seat;

the drill jig plate body is arranged on the linear guide shafts with the two end steps, and an upper pressing plate and a clamp bush with a shoulder are arranged on the drill jig plate body.

5. The positioning device for the precise drilling of the branch box bracket as claimed in claim 4, wherein the number of the linear guide shafts with the two end steps is four.

Images