Double-end milling equipment for handrail welding sealing piece

Abstract

The utility model discloses double-end milling equipment for welding a sealing piece on a handrail, which comprises a support table and a lathe bed frame, the lathe bed frame is arranged on the support table, a servo motor I and a ball screw in driving connection with the servo motor I are transversely mounted on the support table left and right, and a movable milling cutter and a fixed milling cutter which are opposite to each other are respectively arranged on the left side and the right side of the lathe bed frame. The movable milling cutter machine is installed on a ball screw and is driven by a first servo motor to conduct left-right transverse movement adjustment, a material clamping mechanism which is arranged in a front-back moving mode is installed on a fixing plate at the top of the lathe bed frame, and the material clamping mechanism clamps and fixes transversely-placed materials and then moves in the front-back direction. And two ends of the material are respectively processed and milled at the movable milling cutter and the fixed milling cutter at two sides. The left milling cutter and the right milling cutter are used for grinding the two ends of a material, the material does not need to be turned to grind the other end, one device can be used as two standard machines, the production efficiency is improved, and the whole device can be flexibly adjusted in the three-degree-of-freedom direction.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of seam milling machine, and relates to a double-end milling equipment for handrail welding sealing piece. BACKGROUND

[0002] After the double-end sealing piece of the handrail is welded, the weld needs to be polished. Since the polishing process has high environmental protection requirements, if manual polishing is adopted, there are problems of time-consuming and labor-consuming, low efficiency and great harm, and it is difficult to recruit people. And most of the existing market standard machines are single milling heads, and another end needs to be polished by turning the material or additional machines, which greatly increases the cost. INVENTION CONTENTS

[0003] In order to solve the above technical problems in the prior art, the utility model provides a double-end milling equipment for handrail welding sealing piece, and the specific technical scheme is as follows:

[0004] A double-end milling equipment for handrail welding sealing piece, comprising: a support table, a bed body frame, a servo motor one and a ball screw driven and connected by the servo motor one which are installed horizontally on the support table, a movable milling cutter machine and a fixed milling cutter machine which are respectively arranged on the left and right sides of the bed body frame, the movable milling cutter machine is installed on the ball screw and driven by the servo motor one to move and adjust horizontally, a material clamping mechanism which moves forward and backward is installed on the fixed plate at the top of the bed body frame, the material clamping mechanism clamps and fixes the horizontally placed material and then moves forward and backward, so that the two ends of the material are machined and milled at the movable milling cutter machine and the fixed milling cutter machine on the two sides respectively.

[0005] Further, the fixed milling cutter machine comprises a fixed lifting platform, a right main shaft motor and a right rotary milling cutter, and the right main shaft motor and the right rotary milling cutter are assembled and installed on the fixed lifting platform; the movable milling cutter machine comprises a movable lifting platform, a left main shaft motor and a left rotary milling cutter, and the left main shaft motor and the left rotary milling cutter are assembled and installed on the movable lifting platform, and the bottom of the movable lifting platform is connected with the ball screw.

[0006] Further, a long slot opening is reserved in the middle of the fixed plate, and the left rotary milling cutter moves horizontally in the long slot opening.

[0007] Further, an auxiliary guide rail is arranged on the inner wall of the front and rear side baffles of the bed body frame, and the two sides of the movable lifting platform are connected with the auxiliary guide rail.

[0008] Further, the structure of the fixed lifting platform and the moving lifting platform comprises a motor support, a motor and a sliding seat, the motor support is vertically placed, the motor is installed on the inner side wall of the motor support, a sliding rail is installed on the outer side wall of the motor support, and the sliding seat is installed on the sliding rail and is driven and connected by the motor; the right main shaft motor and the left main shaft motor are installed on the corresponding sliding seats, and the motor output controls the sliding seat to make the corresponding right main shaft motor and left main shaft motor move longitudinally on the motor support.

[0009] Further, the material clamping mechanism comprises a servo motor two, a displacement plate and two groups of clamping cylinders, the servo motor two is fixedly installed on the fixed plate, the output shaft of the servo motor two is connected with the lower plate surface of the displacement plate through a ball screw pair, the displacement plate and the fixed plate 18 are connected with each other through a guide rail sliding seat, the servo motor two output controls the displacement plate to move forward and backward on the fixed plate, and the two groups of clamping cylinders are respectively installed on the left and right side regions of the displacement plate.

[0010] Further, each group of clamping cylinders comprises a limiting support, a downward pressing cylinder and a side pressing cylinder, the downward pressing cylinder is installed on the limiting support, the side pressing cylinder is located on the opposite side of the limiting support and a material placing region is reserved between the two, the material is placed in the material placing region and then pushed to the limiting support by the side pressing cylinder and then fixed by the downward pressing cylinder from above.

[0011] Further, it further comprises a protective net rack which is arranged outside the bed frame.

[0012] The device automatically fixes the material by using the cylinders, polishes the two ends of the material by using the left and right double milling cutters, does not need to turn over the material to polish the other end, realizes that one device is used as two standard machines, improves the production efficiency, and the overall device can be flexibly adjusted in three degrees of freedom directions. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a whole structure schematic diagram of a double-head milling device for welding a sealing piece of a handrail of the embodiment;

[0014] Figure 2 is an internal structure schematic diagram of a double-head milling device for welding a sealing piece of a handrail of the embodiment;

[0015] In the figure, 1 is a support table, 2 is a bed frame, 3 is a servo motor one, 4 is a ball screw, 5 is an auxiliary guide rail, 6 is a right main shaft motor, 7 is a right rotary milling cutter, 8 is a left main shaft motor, 9 is a left rotary milling cutter, 10 is a motor support, 11 is a motor, 12 is a sliding seat, 13 is a servo motor two, 14 is a displacement plate, 15 is a limiting support, 16 is a downward pressing cylinder, 17 is a side pressing cylinder, and 18 is a fixed plate. DETAILED DESCRIPTION

[0016] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0017] like Figure 1 As shown, a double-head milling machine for welding sealing plates for handrails in this embodiment includes: a support platform 1, a bed frame 2, and a protective mesh frame. The bed frame 2 is set on the support platform 1, and the protective mesh frame surrounds the outer ring of the bed frame 2.

[0018] A servo motor 3 and its drive connection ball screw 4 are installed on the support platform 1.

[0019] On the left and right sides of the bed frame 2, there are opposing movable and fixed milling cutter machines. Auxiliary guide rails 5 are provided on the inner walls of the front and rear side baffles of the bed frame 2. The fixed milling cutter machine includes a fixed lifting platform, a right spindle motor 6, and a right rotary milling cutter 7. The right spindle motor 6 and the right rotary milling cutter 7 are assembled and mounted on the fixed lifting platform. The movable milling cutter machine includes a movable lifting platform, a left spindle motor 8, and a left rotary milling cutter 9. The bottom of the movable lifting platform is connected to a ball screw 4, and both sides are connected to the auxiliary guide rails 5. The left spindle motor 8 and the left rotary milling cutter 9 are assembled and mounted on the movable lifting platform. The servo motor 3 drives the ball screw 4 to move the movable lifting platform horizontally within the bed frame 2, so as to adjust the distance between the left rotary milling cutter 8 and the right rotary milling cutter 9 according to the length of the material. The fixed lifting platform and the movable lifting platform both include: a motor bracket 10, a motor 11, and a slide block 12. The motor bracket 10 is placed vertically, the motor 11 is installed on the inner side wall of the motor bracket 10, and a slide rail is installed on the outer side wall of the motor bracket 10. The slide block 12 is installed on the slide rail and is driven and connected by the motor 11. The right spindle motor 6 and the left spindle motor 8 are installed on the corresponding slide blocks 12. The output of the motor 11 controls the slide block 12 so that the corresponding right spindle motor 6 and left spindle motor 8 move longitudinally on the motor bracket 10 on the side of the bed frame 2, thereby cooperating with the control of the servo motor 3 to flexibly adjust in both the horizontal and vertical directions.

[0020] A material clamping mechanism is provided on the fixed plate 18 at the top of the bed frame 2. The material clamping mechanism is used to fix and clamp the material placed in the workstation and complete the automatic feed. A slot is reserved in the middle of the fixed plate 20 for the left-hand rotary milling cutter 9 to move.

[0021] Specifically, the material clamping mechanism comprises: a servo motor 13, a displacement plate 14 and two groups of clamping cylinders, the servo motor 13 is fixedly installed on the fixed plate 18, the output shaft of the servo motor 13 is connected with the lower plate surface of the displacement plate 14 through a ball screw pair, and the displacement plate 14 and the fixed plate 18 are connected with each other through a guide rail sliding seat, so that the servo motor 13 outputs to control the displacement plate 14 to move forward and backward on the fixed plate 18. The two groups of clamping cylinders are respectively installed on the left and right sides of the displacement plate 14, each group of clamping cylinders comprises: a limiting support 15, a downward pressing cylinder 16 and a side pressing cylinder 17, the downward pressing cylinder 16 is installed on the limiting support 15, the side pressing cylinder 17 is located on the opposite side of the limiting support 15 and a material placing area is reserved between the two, after the material is placed, the material is pushed to the limiting support 15 by the side pressing cylinder 17, and then the material is pressed downward by the downward pressing cylinder 16 above, so that the clamping effect is achieved, and after clamping, the displacement plate 14 is driven to move forward and backward by the servo motor 13, so that the end of the material is pushed to the milling cutter head machining area located on both sides of the lathe bed frame 2.

[0022] The device automatically fixes the material by using the cylinder, polishes the two ends of the material by using the left and right milling cutters, does not need to turn over the material to polish the other end, realizes that one device is used as two standard machines, and the whole device can be flexibly adjusted in three degrees of freedom directions.

[0023] It should be noted that all the directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture, and if the specific posture changes, the directional indications also change accordingly. In the present application, unless otherwise clearly specified and limited, the terms "connection", "fixing" and the like should be understood in a broad sense, for example, "fixing" can be fixed connection, or can be detachable connection, or can be integrated; can be mechanical connection, or can be electrical connection; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements or the interaction relationship between two elements, unless otherwise clearly limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] The above is only the preferred embodiment of the present application, and does not limit the present application in any form. Although the implementation process of the present application has been described in detail in the foregoing, those skilled in the art can still modify the technical solutions recorded in the foregoing examples, or replace some of the technical features equivalently. Any modification, equivalent replacement and the like within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A double-end milling device for welding the end piece of a handrail, comprising a support table (1) and a bed frame (2) arranged on the support table (1), characterised in that, Servo motor one (3) and its driving connection ball screw (4) are installed on the support table (1) left and right transversely, and the opposite moving milling cutter machine and fixed milling cutter machine are respectively arranged on the left and right sides of the bed body frame (2), the moving milling cutter machine is installed on the ball screw (4) and driven to move left and right transversely by the servo motor one (3), the material clamping mechanism moving forward and backward is installed on the fixed plate (18) on the top of the bed body frame (2), the material clamping mechanism clamps and fixes the material placed horizontally and then moves forward and backward, so that the two ends of the material are machined and milled at the moving milling cutter machine and the fixed milling cutter machine on the two sides respectively.

2. The double-end milling apparatus of claim 1, wherein, The fixed milling cutter machine comprises a fixed lifting platform, a right spindle motor (6) and a right rotary milling cutter (7), the right spindle motor (6) and the right rotary milling cutter (7) are assembled and installed on the fixed lifting platform, the moving milling cutter machine comprises a moving lifting platform, a left spindle motor (8) and a left rotary milling cutter (9), the left spindle motor (8) and the left rotary milling cutter (9) are assembled and installed on the moving lifting platform, and the bottom of the moving lifting platform is connected with the ball screw (4).

3. The double-end milling apparatus of claim 2, wherein, A long slot opening is reserved in the middle of the fixed plate (18), and the left rotary milling cutter (9) moves transversely in the long slot opening.

4. The double-end milling apparatus of claim 2, wherein, The inner walls of the front and rear side baffles of the bed body frame (2) are provided with auxiliary guide rails (5), and the two sides of the moving lifting platform are connected with the auxiliary guide rails (5).

5. The double-end milling apparatus of claim 2, wherein, The structures of the fixed lifting platform and the moving lifting platform both comprise a motor support (10), a motor (11) and a sliding seat (12), the motor support (10) is vertically placed, the motor (11) is installed on the inner side wall of the motor support (10), a sliding rail is installed on the outer side wall of the motor support (10), and the sliding seat (12) is installed on the sliding rail and driven by the motor (11); the right spindle motor (6) and the left spindle motor (8) are installed on the corresponding sliding seats (12), and the motor (11) outputs to control the sliding seat (12) so that the corresponding right spindle motor (6) and left spindle motor (8) move longitudinally on the motor support (10).

6. The double-end milling apparatus of claim 1, wherein, The material clamping mechanism comprises a servo motor two (13), a displacement plate (14) and two groups of clamping cylinders, the servo motor two (13) is fixedly installed on the fixed plate (18), the output shaft of the servo motor two (13) is connected with the lower plate surface of the displacement plate (14) through a ball screw, the displacement plate (14) and the fixed plate (18) are connected with each other through a guide rail sliding seat, the servo motor two (13) outputs to control the displacement plate (14) to move forward and backward on the fixed plate (18), and the two groups of clamping cylinders are respectively installed on the left and right side regions of the displacement plate (14).

7. The double-end milling apparatus of claim 6, wherein, Each group of clamping cylinders comprises a limiting support (15), a downward pressing cylinder (16) and a side pressing cylinder (17), the downward pressing cylinder (16) is installed on the limiting support (15), the side pressing cylinder (17) is located on the opposite side of the limiting support (15) and a material placing region is reserved between the two, the material is placed in the material placing region and then pushed to the limiting support (15) by the side pressing cylinder (17), and then fixed by the downward pressing cylinder (16) from above.

8. The double-end milling apparatus of claim 1, wherein, Further comprising: The protective net frame is arranged outside the bed frame (2).

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