double head boring machine

Abstract

Double head boring machine, including bed, left and right two spindle boxes, left and right two spindle plates and left and right two sets of clamping jaws, one boring head is arranged at the output end of each spindle box, two motors drive the boring heads of corresponding spindle boxes to rotate, two C shaft guide rails are arranged on the bed, the left and right two spindle plates move on the C shaft guide rails through sliders, and the left and right two sets of clamping jaws are the same in structure and each set of clamping jaws is composed of an upper clamping jaw and a lower clamping jaw. The double head boring machine structure is adopted, two end machining can be completed by one time feeding of workpieces, the workpieces are in a stationary state, the boring head drives the tool bit to machine, the workpiece precision is better guaranteed, and the precision error caused by workpiece deformation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plate roller processing equipment technical field, concretely relates to a double -end boring machine 。 BACKGROUND

[0002] The plate roller is a kind of printing mould, and the boring machine used in the processing of the plate roller is all single head currently, needs to process one end, then turns around and processes the other end, and adopts the processing mode of workpiece rotation and tool rest stationary, and workpiece is easy to deform, and the efficiency is low, precision is low, and manual labor intensity is big. UTILITY MODEL CONTENTS

[0003] The utility model provides a double -end boring machine to solve the low efficiency of single -end boring machine, poor precision and the problem of big labor intensity of prior art.

[0004] The utility model solves the technical scheme that it adopts:

[0005] A double -end boring machine, including lathe bed, left and right two spindle boxes, left and right two spindle plates and left and right two groups of clamping jaws, one boring head is arranged at the output end of each spindle box, two motors drive the boring head of corresponding spindle box to make rotary motion, two C shaft guide rails are arranged on the lathe bed, left and right two spindle plates move on the C shaft guide rail through sliding block, spindle plate back surface is connected with screw nut seat, screw nut seat is connected with C shaft screw, C shaft screw adopts positive and negative screw, C shaft screw moves corresponding spindle plate through left and right two screw nut seats, Z shaft guide rail is arranged on the spindle plate, Z shaft motor is fixed on Z shaft motor seat, Z shaft motor seat moves on Z shaft guide rail through Z shaft sliding block, left and right two groups of clamping jaws are same in structure, each group of clamping jaws is composed of upper clamping jaw and lower clamping jaw, left upper clamping jaw and left lower clamping jaw are fixed on Y shaft sliding block respectively, Y shaft sliding block is matched with Y shaft guide rail, Y shaft guide rail is fixed on spindle plate 1, Y shaft screw adopts left and right screw, one end of Y shaft screw is fixed on Y shaft motor seat, the other end of Y shaft screw is fixed on bearing seat, Y shaft motor drives the clamping jaw group to open or close along Y shaft guide rail direction through Y shaft screw.

[0006] The middle installation screw rod support seat in the above-mentioned C shaft screw.

[0007] The utility model adopts double -end boring machine structure, realizes the workpiece one time feeding and can complete two end processing, workpiece is in stationary state, boring head drives tool bit to process, better guarantee workpiece precision, and precision error is not caused due to workpiece deformation. DRAWING DESCRIPTION

[0008] The utility model is further explained below in connection with the drawings and examples.

[0009] Figure 1 It is the structure schematic diagram of the utility model.

[0010] Fig. 1 bed, 2 main shaft box A, 3 main shaft box B, 4 boring head, 5 motor A, 6 motor B, 7 C-axis guide rail, 8 main shaft plate A, 9 main shaft plate B, 10 C-axis screw, 11 nut seat A, 12 nut seat B, 13 screw support seat, 14 C-axis motor, 15 Z-axis guide rail, 16 Z-axis slider, 17 Z-axis motor, 18 Z-axis motor base, 19 upper clamp jaw, 20 lower clamp jaw, 21 Y-axis slider, 22 Y-axis guide rail, 23 Y-axis motor, 24 Y-axis screw. DETAILED DESCRIPTION

[0011] As shown in the figure, a double-end boring machine, comprising a bed 1, a main shaft box A, a main shaft box B, a main shaft plate A, a main shaft plate B and two sets of left and right clamp jaws, the output end of the main shaft box A and the output end of the main shaft box B are respectively provided with a boring head 4, a motor A and a motor B drive the boring head 4 of the main shaft box A and the main shaft box B to rotate, the bed 1 is provided with two C-axis guide rails 7, the main shaft plate A and the main shaft plate B move on the C-axis guide rail 7 through sliders, the back of the main shaft plate A and the main shaft plate B is respectively connected with a nut seat A and a nut seat B, the nut seat is connected with a C-axis screw 10, the C-axis screw 10 adopts a forward and reverse screw, the C-axis screw 10 drives the main shaft plate A and the main shaft plate B to move through the nut seat A and the nut seat B, the C-axis screw 10 is installed with a screw support seat 13 in the middle, the main shaft plate A and the main shaft plate B are respectively provided with a Z-axis guide rail 15, a Z-axis motor 17 is fixed on a Z-axis motor base 18, the Z-axis motor base 18 moves on the Z-axis guide rail 17 through a Z-axis slider 16, the two sets of left and right clamp jaws have the same structure, each set of clamp jaws is composed of an upper clamp jaw 19 and a lower clamp jaw 20, the upper clamp jaw 19 and the lower clamp jaw 20 are respectively fixed on a Y-axis slider 21, the Y-axis slider 21 cooperates with a Y-axis guide rail 22, the Y-axis guide rail 22 is fixed on the corresponding main shaft plate, a Y-axis screw 24 adopts a left and right rotating screw, one end of the Y-axis screw 24 is fixed on a Y-axis motor base, the other end of the Y-axis screw 24 is fixed on a bearing seat, a Y-axis motor 23 drives the clamp jaw set to open or close along the Y-axis guide rail 22 through the Y-axis screw 24, for loosening or clamping workpieces. The motor A and the motor B drive the main shaft to make the boring head rotate. The worker can complete the processing of both ends at one time, the efficiency is higher, the labor is more relaxed, the workpiece is stationary, the boring head rotates, and the precision of the processed workpiece is higher.

Claims

1. A double-head boring machine, characterized in that: The machine includes a bed (1), a spindle box A, a spindle box B, a spindle plate A, a spindle plate B, and two sets of left and right grippers. The output ends of spindle box A and spindle box B are respectively equipped with boring heads (4). Motor A and motor B drive the boring heads (4) of spindle box A and spindle box B to rotate. The bed (1) is equipped with two upper and lower C-axis guide rails (7). Spindle plate A and spindle plate B move on the C-axis guide rails (7) through sliders. The back of spindle plate A and spindle plate B are respectively connected to screw nut A and screw nut B. The screw nut is connected to the C-axis screw (10). The C-axis screw (10) is a positive and negative screw. The C-axis screw (10) drives spindle plate A and spindle plate B to move through screw nut A and screw nut B respectively. Z-axis guide rails (15) are respectively set on spindle plate A and spindle plate B. The Z-axis motor (17) is fixed on the Z-axis motor base (18). The Z-axis motor base (18) moves on the Z-axis guide rail (15) via the Z-axis slider (16). The left and right sets of grippers have the same structure. Each set of grippers consists of an upper gripper (19) and a lower gripper (20). The upper gripper (19) and the lower gripper (20) are fixed on the Y-axis slider (21) respectively. The Y-axis slider (21) cooperates with the Y-axis guide rail (22). The Y-axis guide rail (22) is fixed on the corresponding spindle plate. The Y-axis screw (24) is a left-right helical screw. One end of the Y-axis screw (24) is fixed on the Y-axis motor base, and the other end of the Y-axis screw (24) is fixed on the bearing seat. The Y-axis motor (23) drives the gripper set to open or close along the Y-axis guide rail (22) via the Y-axis screw (24).

2. The double-head boring machine according to claim 1, characterized in that: The C-axis lead screw (10) is fitted with a lead screw support seat in the middle.

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