CN108838432B

CN108838432B - Clamp system and H-shaped steel column drilling machine with same

Info

Publication number: CN108838432B
Application number: CN201810711622.3A
Authority: CN
Inventors: 吕建平; 罗明; 黄锐; 李有强
Original assignee: Science and Industry Equipment Co Ltd of Wuhan Railway Electrification Bureau Group Co Ltd
Current assignee: Science and Industry Equipment Co Ltd of Wuhan Railway Electrification Bureau Group Co Ltd
Priority date: 2018-04-26
Filing date: 2018-07-03
Publication date: 2020-09-15
Anticipated expiration: 2038-07-03
Also published as: CN108838432A

Abstract

The invention discloses a clamp system and an H-shaped steel column drilling machine with the same, and belongs to the technical field of drilling equipment. The fixture system comprises a positioning frame arranged on a slide way, and further comprises a positioning block, a vertical clamping device, a horizontal clamping device and a detection device, wherein the detection device comprises a laser emitting device and a reflecting device. According to the fixture system, the H-shaped steel column is positioned through the positioning block, the H-shaped steel column is detected through the laser emitting device and the reflecting device so as to adjust the position of the H-shaped steel column to achieve accurate positioning, and the positioned H-shaped steel column is clamped and fixed at multiple points in the vertical direction and the horizontal direction through the vertical clamping devices and the horizontal clamping devices which are arranged at intervals, so that the H-shaped steel column is not prone to deflection and shaking under the impact force generated by a drilling machine, the drilling precision of the H-shaped steel column is improved, and the accuracy and the consistency of the drilling position are guaranteed.

Description

Clamp system and H-shaped steel column drilling machine with same

Technical Field

The invention belongs to the technical field of drilling equipment, and particularly relates to a clamp system and an H-shaped steel column drilling machine with the same.

Background

Among various workpieces of a steel structure, an H-shaped steel column is made of H-shaped steel serving as a base material. Generally, an H-beam is composed of two flanges and a web, has characteristics of high resistance (bending strength) to bending moment in a specific direction, simple structure, easy processing, easy transportation, and the like, and is widely applied in industries such as building, railway transportation, and the like. With the expansion of the scale of high-speed rails in China, the number of H-shaped steel columns used as main contact net supporting devices is larger and larger. Holes need to be drilled in the wing plate of the H-shaped steel in the manufacturing process to meet the requirement of configuring other parts.

The prior H-shaped steel column clamp technology mainly has the following problems: (1) the unidirectional single-point fixing is adopted, and during the drilling process, the workpiece is easy to deflect due to the impact force generated by a drilling machine, so that the drilling precision of the workpiece is reduced, and the accuracy and consistency of the drilling position are difficult to ensure; (2) the existing clamping device cannot detect and check the positioning position of a workpiece after clamping the workpiece, and once the workpiece is dislocated in the clamping process, the drilling position is incorrect, so that the workpiece is scrapped; (3) in the drilling process of the drilling machine, the impact force on the workpiece is large, if the H-shaped steel column cannot be positioned, clamped and fixed, the vibration intensity of the drilling machine body is high, the workpiece shakes, the feed precision of a drill bit is low, and the accuracy and consistency of the drilling position are difficult to guarantee.

Disclosure of Invention

Aiming at the defects or improvement requirements of the prior art, the invention provides the clamp system and the H-shaped steel column drilling machine with the clamp system, when the H-shaped steel column is drilled, the H-shaped steel column is positioned at multiple points, and the H-shaped steel column is clamped and fixed in three directions, so that the H-shaped steel column is not easy to deflect under the impact force generated by the drilling machine, the drilling precision of the H-shaped steel column is improved, and the accuracy and the consistency of the drilling position are ensured.

In order to achieve the above object, according to one aspect of the present invention, there is provided a clamping apparatus system, including a positioning frame disposed on a slide, further including a positioning block, a vertical clamping device, a horizontal clamping device, and a detection device, wherein the positioning block is disposed at an end of the positioning frame and is configured to position an H-shaped steel column to be processed placed on the slide, the vertical clamping device is multiple and is disposed along a length direction of the positioning frame, the horizontal clamping device is multiple and is disposed at an interval from the vertical clamping device along the length direction of the positioning frame, the vertical clamping device and the horizontal clamping device are configured to perform multi-point clamping and fixing on the positioned H-shaped steel column in a vertical direction and a horizontal direction, the detection device includes a laser emitting device and a reflection device, the laser emitting device is disposed at one side of the positioning block, the reflecting device is arranged on one side, opposite to the laser emitting device, of the horizontal clamping device and used for detecting the H-shaped steel column so as to adjust the position of the H-shaped steel column to achieve accurate positioning.

Furthermore, the vertical clamping device comprises two vertical clamping rods, a vertical adjusting block, a horizontal adjusting nut and a horizontal adjusting frame, wherein the two vertical clamping rods, the vertical adjusting block, the horizontal adjusting nut and the horizontal adjusting frame are symmetrically arranged, a chute for the vertical movement of the vertical adjusting block is formed in each vertical clamping rod, the lower end of each vertical clamping rod is fixedly connected with the horizontal adjusting nut, the horizontal adjusting nut is arranged on a slide hole of the horizontal adjusting frame, and a pushing cylinder is arranged on the horizontal adjusting frame.

Furthermore, the horizontal clamping device comprises an inverted L-shaped clamp and a vertical adjusting rod, and the inverted L-shaped clamp is fixedly arranged on the positioning frame.

Further, the inverted L-shaped clamp is connected with the positioning frame through welding or bolts.

Furthermore, the positioning block comprises an L-shaped positioning block and a cushion block, and the L-shaped positioning block is arranged below the cushion block and is connected by welding or bolts.

Furthermore, a concave table is arranged in the middle of the cushion block close to the H-shaped steel column, and the detection device is embedded in the concave table.

Furthermore, at least two reflecting devices are uniformly attached to one side, facing the detection device, of the inverted-L-shaped clamp, the detection device can emit laser signals, the laser signals are received by the reflecting devices and then transmitted to the detection device, and the detection device processes the received signals.

Furthermore, the locating rack is arranged at the bottom of the cushion block, the cushion block is fixedly connected with the locating rack, and the horizontal height of the cushion block and the horizontal height of the locating rack are fixed.

According to another aspect of the invention, the H-shaped steel column drilling machine with the clamp system further comprises a section steel base, a machine body arranged on the section steel base, and an electric unit and drilling device assembly arranged on the machine body, the machine body comprises a horizontally arranged machine body bottom and side walls symmetrically arranged on two sides of the machine body bottom, the machine body bottom is provided with a slideway, used for placing and positioning the H-shaped steel column to be drilled and processed, and is clamped and fixed by the clamp system, a slide rail is arranged between the bottom of the machine body and at least one side wall of the machine body, the number of the drilling devices is matched with the number of the slide rails, the drilling device is integrated with a plurality of drill bits, and the drill bits are driven by the electric unit to realize symmetrical and/or asymmetrical drilling processing of wing plates on two sides of the H-shaped steel column.

Furthermore, the slide rails comprise a first slide rail and a second slide rail which are arranged in parallel along the side wall of the machine body, and a third slide rail which is arranged along the bottom of the machine body, the third slide rail is parallel to a plane formed by the first slide rail and the second slide rail, the first slide rail (91) is positioned right above the second slide rail (92), and the first slide rail (91) and the third slide rail (93) are equal in height.

In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:

(1) according to the fixture system, the H-shaped steel column to be processed, which is placed on the slide way, is positioned through the positioning block, the H-shaped steel column is detected through the laser emitting device and the reflecting device, so that the position of the H-shaped steel column is adjusted to realize accurate positioning, and the positioned H-shaped steel column is clamped and fixed at multiple points in the vertical direction and the horizontal direction through the vertical clamping devices and the horizontal clamping devices which are arranged at intervals along the length direction of the positioning frame, so that the H-shaped steel column is not prone to deflection and shaking under the impact force generated by a drilling machine, the drilling precision of the H-shaped steel column is improved, and the accuracy and the consistency of the drilling position are ensured.

(2) According to the fixture system, the vertical clamping device comprises two vertical clamping rods, a vertical adjusting block, a horizontal adjusting nut and a horizontal adjusting frame which are symmetrically arranged, the vertical clamping rods are provided with chutes for the vertical movement of the vertical adjusting blocks, the lower ends of the vertical clamping rods are fixedly connected with the horizontal adjusting nut, the horizontal adjusting nut is arranged on a slide hole of the horizontal adjusting frame, the horizontal adjusting frame is provided with a pushing cylinder, the pushing cylinder pushes the horizontal adjusting nut to horizontally move along the slide hole, so that the vertical clamping rods are driven to horizontally move to clamp two wing plates of an H-shaped steel column, the pushing cylinder pushes the vertical adjusting blocks to vertically move along the moving chutes, the edges of the two wing plates of the H-shaped steel column are clamped, and the H-shaped steel column is firmly clamped.

(3) According to the fixture system, after the H-shaped steel column is clamped by the vertical clamping device and the horizontal clamping device, the detection device can emit laser signals, the laser signals are received by the reflection device and then transmitted to the detection device, the detection device processes the received signals, when the difference between returned height data is 5% o, the detection device gives an alarm and displays the incorrect height and the height deviation amount of the reflection device, the height of the positioning frame is adjusted by the adjusting cylinder, the height of the inverted L-shaped fixture is consistent with that of the cushion block, and therefore the H-shaped steel column is guaranteed to be horizontal integrally and accurate in positioning.

(4) The H-shaped steel column drilling machine with the clamp system realizes the accurate positioning and firm clamping of the H-shaped steel column to be drilled through the slide way and the clamp system arranged at the bottom of the slide way, and forms a moving track integrated with the drilling device through three slide rails which are arranged along the side wall and the bottom of the machine body and distributed in a rectangular coordinate manner and a base chute matched with the slide rails arranged on a base of the drilling device, thereby ensuring the accuracy and consistency of the drilling position, meanwhile, the drilling device is integrated with stable transmission and small shaking when sliding to move upwards, thereby effectively improving the high feeding precision of the drill bit, in addition, the drilling device is integrated into two parts and symmetrically arranged between the bottom of the machine body and the side wall of the machine body, when the two drilling devices are integrated and work independently, the drilling device is integrated to symmetrically drill holes at the two sides of wing plates at the two sides of the H-shaped steel, when a single face is needed to be drilled, only one corresponding drilling device can be integrated to work, so that the drilling device is integrated to adapt to various machining modes, the limitation of machining modes is avoided, holes can be drilled from two directions, the efficiency is high when products needing to be drilled in two directions and a plurality of holes are drilled in each direction, and the drilling device is suitable for large-scale production.

(5) The H-shaped steel column drilling machine with the fixture system has the advantages that the structures of the first slide rail, the second slide rail and the third slide rail are similar, the first slide rail comprises a slide rail bottom plate, a slide rail bulge and slide rail positioning holes, the slide rail bottom plate is fixedly connected with the machine body, the structural size of the slide rail bulge is smaller than that of the slide rail bottom plate, the slide rail bulge is fixedly arranged on the slide rail bottom plate, the slide rail positioning holes are formed in one side of the slide rail bulge in an array mode, the drilling device is conveniently positioned and fixed, and the accuracy and the consistency of drilling are further improved.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only schematic structural diagrams of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

FIG. 1 is a front view of a fixture system according to an embodiment of the invention;

FIG. 2 is a top view of a fixture system according to an embodiment of the invention;

FIG. 3 is a schematic structural view of a vertical clamping device according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a horizontal clamping device according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a clamping system and an H-beam drilling machine having the clamping system according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a half-section three-dimensional structure of a clamping system and an H-shaped steel column drilling machine with the clamping system according to an embodiment of the invention;

in all the figures, the same reference numerals denote the same features, in particular: 1-an electrical system, 2-a machine body, 3-a steel base, 4-a water tank and accessory parts, 5-an H-shaped steel column, 6-a slideway, 7-a drilling device integration, 8-a clamping system, 9-a slide rail, 10-a water receiving plate, 11-a ball screw, 12-a detection device, 21-a machine body bottom longitudinal girder, 22-a machine body bottom cross beam, 23-a machine body side wall vertical girder, 24-a machine body side wall longitudinal girder, 61-a rolling trolley, 81-a positioning block, 82-a vertical clamping device, 83-a horizontal clamping device, 84-a positioning frame, 811-an L-shaped positioning block, 812-a cushion block, 821-a vertical clamping rod, 822-a vertical adjusting block, 823-a horizontal adjusting frame, 824-a horizontal adjusting nut, 831-an inverted L-shaped clamp, 832-vertical adjusting rod, 71-drill bit, 72-motor, 73-drilling device base and 122-reflecting device.

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 invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 and 5, a clamping system includes a positioning block 81, a vertical clamping device 82, a horizontal clamping device 83, a positioning frame 84, a detecting device 12, and a slide 6. The positioning block 81 is arranged on the end part of the slide way 6, the positioning block 81 comprises an L-shaped positioning block 811 and a cushion block 812, the L-shaped positioning block 811 is arranged below the cushion block 812 and is connected by welding or bolts, and when the L-shaped positioning block 811 is seriously worn or needs to be replaced, the L-shaped positioning block 811 can be detached for replacement. The middle part of the cushion block 812 is provided with a concave platform close to the H-shaped steel column, and a detection device 12 is embedded in the concave platform. The positioning frame 84 is arranged below the cushion block 812, the cushion block 812 is fixedly connected with the positioning frame 84, and the horizontal height of the cushion block 812 and the horizontal height of the positioning frame 84 are fixed. During operation, the positioning block 81 positions and fixes the H-shaped steel column along the length direction of the H-shaped steel column, so that the H-shaped steel column is prevented from sliding along the length direction of the H-shaped steel column.

As shown in fig. 1 and 3, two or more vertical clamping devices 82 are arranged along the length direction of the slideway 6, so as to realize multi-point fixed clamping of the H-shaped steel column. The vertical clamping device 82 comprises two vertical clamping rods 821, vertical adjusting blocks 822, horizontal adjusting nuts 824 and horizontal adjusting frames 823 which are symmetrically arranged, sliding grooves which can allow the vertical adjusting blocks 822 to vertically move are formed in the vertical clamping rods 821, the lower ends of the vertical clamping rods 821 are fixedly connected with the horizontal adjusting nuts 824, the horizontal adjusting nuts 824 are arranged on sliding holes of the horizontal adjusting frames 823, and pushing cylinders are arranged in the horizontal adjusting frames 823. During operation, the pushing cylinder pushes the horizontal adjusting nut 824 to move horizontally along the sliding hole, so as to drive the vertical clamping rod 821 to move horizontally to clamp the two wing plates of the H-shaped steel column, and then the pushing cylinder pushes the vertical adjusting block 822 to move vertically along the moving sliding groove to clamp the edges of the two wing plates of the H-shaped steel column.

As shown in fig. 1 and 4, two or more horizontal clamping devices 83 are arranged along the length direction of the slideway 6, so as to realize multi-point support and positioning of the H-shaped steel column. The horizontal clamping device 83 includes an inverted L-shaped clamp 831, a vertical adjustment lever 832. The inverted-L-shaped clamp 831 is fixedly arranged on the positioning frame 84, the inverted-L-shaped clamp 831 is connected with the positioning frame 84 through welding or bolts, and when the inverted-L-shaped clamp 831 is seriously abraded or needs to be replaced, the inverted-L-shaped clamp 831 can be detached for replacement. One end of the inverted-L-shaped clamp 831 is connected with a vertical adjusting rod 832, and the vertical adjusting rod 832 is connected to drive the inverted-L-shaped clamp 831 and the positioning frame 84 to move along the vertical direction. At least two reflecting devices 122 are uniformly attached to one side of the inverted-L-shaped clamp 831 facing the detection device 12, the detection device 12 emits a laser signal, the laser signal is received by the reflecting devices 122 and then transmitted to the detection device 12, and the detection device 12 processes the received signal.

This vertical clamping device 82 and horizontal clamping device 83 pass through support frame and fuselage bottom structure fixed connection for press from both sides tightly three direction, multiple spot of H shaped steel post, avoid rocking of its drilling course H shaped steel post, guarantee the accuracy and the uniformity of drilling position, avoid the wearing and tearing of H shaped steel post. Meanwhile, the fixture system of the invention also has the function of detecting whether the H-shaped steel column is accurately positioned after being clamped, after the H-shaped steel column is clamped by the vertical clamping device 82 and the horizontal clamping device 83, the detection device 12 can emit laser signals, the laser signals are received by the reflection device 122 and then are transmitted to the detection device 12, the detection device 12 processes the received signals, when the difference of the returned height data is 5 per mill, the detection device 12 sends out an alarm and displays the incorrect height and the height deviation of which reflection device, then the height of the positioning frame is adjusted by adjusting the air cylinder, so that the height of the inverted L-shaped fixture is consistent with the cushion block, thereby ensuring the integral horizontal level of the H-shaped steel column, being accurate in positioning, and not causing the unstable placement or the horizontal placement of the H-shaped steel column due to the different horizontal heights of the inverted L-shaped fixture, thereby influencing the processing precision of the H-shaped steel column, and even the rejection of the H-shaped steel column.

As shown in fig. 5 and 6, an H-shaped steel column drilling machine with the fixture system includes an electrical system 1, a machine body 2, a base 3, a water tank and accessories 4, an H-shaped steel column 5, a slide rail 9, a water receiving plate 10, a ball screw 11 and the fixture system. The electric system 1 is arranged on the machine body 2, and the machine body 2 comprises a machine body bottom and two machine body side walls which are symmetrically arranged. The bottom of the fuselage comprises a plurality of horizontally arranged bottom stringer 21 of the fuselage and a plurality of bottom cross beams 22 of the fuselage, which are vertically arranged with the bottom stringer 21 of the fuselage, and the side walls of the fuselage comprise a plurality of horizontally arranged side wall stringer 24 of the fuselage and a plurality of side wall vertical stringers 23 of the fuselage, which are vertically arranged with the side wall stringer 24 of the fuselage. The frame structure formed by the bottom longitudinal girders of the machine body, the bottom transverse girders of the machine body, the vertical girders of the side walls of the machine body and the longitudinal girders of the side walls of the machine body has stronger stability and structural strength, can effectively resist the vibration strength of an H-shaped steel column in the drilling process, and simultaneously is beneficial to reducing the self weight of the machine body, reducing the material consumption of the machine body and reducing the cost of the manufacturing cost of the machine body. The base 3 is arranged below the machine body 2 and used for fixing and supporting the machine body 2 and ensuring the stability of the machine body 2.

The bottom of the body and the side wall of the body are respectively provided with a plurality of mutually parallel slide rails 9, the slide rails 9 of the bottom of the body and the side wall of the body are distributed on a horizontal plane and a vertical plane at right angles to form a triangular structure, and the novel pressure-resistant machine has the characteristics of stability, firmness and pressure resistance. When the drilling device integration 7 moves along the sliding rail 9 and the drilling device integration 7 drills, the triangular rail supporting structure is more stable and pressure-resistant, so that the drilling device integration 7 is guaranteed to accurately drill the H-shaped steel column to be machined.

As shown in fig. 1 and 2, the middle part of the fuselage 2 is further provided with a slideway 6 along the side wall direction of the fuselage. Because the H-shaped steel column is made of steel materials, the H-shaped steel column is heavy, the weight of a complete steel reaches above 700kg, and the H-shaped steel column is difficult to move, in order to solve the problems, the sliding rail 6 is also provided with the rolling trolley 61, and the rolling trolley 61 is horizontally arranged along the sliding rail 6. Sliding friction is converted into rolling friction through the rolling trolley 61, so that the position of the H-shaped steel column 5 is conveniently adjusted, and accurate positioning is realized. The clamp system is arranged horizontally along the slide 6. The fixture system comprises a positioning block 81, a vertical clamping device 82, a horizontal clamping device 83, a positioning frame 84, a detection device 12 and a slide 6. The positioning block 81 comprises an L-shaped positioning block 811 and a cushion block 812, the L-shaped positioning block 811 is arranged below the cushion block 812 and is connected by welding or bolts, and when the L-shaped positioning block 811 is seriously worn or needs to be replaced, the L-shaped positioning block 811 can be detached for replacement. The middle part of the cushion block 812 is provided with a concave platform close to the H-shaped steel column, and a detection device 12 is embedded in the concave platform. The positioning frame 84 is arranged below the cushion block 812, the cushion block 812 is fixedly connected with the positioning frame 84, and the horizontal height of the cushion block 812 and the horizontal height of the positioning frame 84 are fixed. During operation, the positioning block 81 positions and fixes the H-shaped steel column along the length direction of the H-shaped steel column, so that the H-shaped steel column is prevented from sliding along the length direction of the H-shaped steel column.

As shown in fig. 1 and 3, two or more vertical clamping devices 82 are arranged along the length direction of the slideway 6, so as to realize multi-point fixed clamping of the H-shaped steel column. The vertical clamping device 82 comprises two vertical clamping rods 821, vertical adjusting blocks 822 and horizontal adjusting nuts 824 which are symmetrically arranged, sliding grooves for vertical movement of the vertical adjusting blocks 822 are formed in the vertical clamping rods 821, the lower ends of the vertical clamping rods 821 are fixedly connected with the horizontal adjusting nuts 824, the horizontal adjusting nuts 824 are arranged on sliding holes of a horizontal adjusting frame 823, and a pushing cylinder is arranged on the horizontal adjusting frame 823. During operation, the pushing cylinder pushes the horizontal adjusting nut 824 to move horizontally along the sliding hole, so as to drive the vertical clamping rod 821 to move horizontally to clamp the two wing plates of the H-shaped steel column, and then the pushing cylinder pushes the vertical adjusting block 822 to move vertically along the moving sliding groove to clamp the edges of the two wing plates of the H-shaped steel column. As shown in fig. 1 and 4, two or more horizontal clamping devices 83 are arranged along the length direction of the slideway 6, so as to realize multi-point support and positioning of the H-shaped steel column. The horizontal clamping device 83 includes an inverted L-shaped clamp 831, a vertical adjustment lever 832. The inverted-L-shaped clamp 831 is fixedly arranged on the positioning frame 84, the inverted-L-shaped clamp 831 is connected with the positioning frame 84 through welding or bolts, and when the inverted-L-shaped clamp 831 is seriously abraded or needs to be replaced, the inverted-L-shaped clamp 831 can be detached for replacement. One end of the inverted-L-shaped clamp 831 is connected with a vertical adjusting rod 832, and the vertical adjusting rod 832 is connected to drive the inverted-L-shaped clamp 831 and the positioning frame 84 to move along the vertical direction. At least two reflecting devices 122 are uniformly attached to one side of the inverted-L-shaped clamp 831 facing the detection device 12, the detection device 12 emits a laser signal, the laser signal is received by the reflecting devices 122 and then transmitted to the detection device 12, and the detection device 12 processes the received signal.

As shown in fig. 5 and 6, a drilling device assembly 7 is further arranged between the slideway 6 and the side wall of the fuselage. The drilling device assembly 7 comprises a drill bit 71, a motor 72 and a drilling device base 73. The drilling device base 73 is of an L-shaped structure, the vertical surface of the drilling device base 73 is parallel to the side wall of the machine body, and the horizontal surface of the drilling device base 73 is parallel to the bottom of the machine body. The motors 72 and the drill bits 71 are fixedly arranged on a base 73 of the drilling device, and the number of the drill bits 71 is multiple. When the drilling machine works, the motor 72 drives the drill bit 71 to drill the H-shaped steel column. Wherein, the drilling device base 73 is further provided with base sliding grooves, and the number of the base sliding grooves is the same as that of the sliding rails 9.

As shown in fig. 5 and 6, the drilling device base 73 is further provided with a positioning bolt, when the drilling device assembly 7 moves to the position of the positioning machining hole, the positioning bolt fixes the drilling device assembly 7 and the slide rail 9 through the slide rail positioning hole 913, so that the vibration strength in the drilling process is further reduced, the accuracy and consistency of the drilling position are ensured, the transmission of the machine body during operation is stable, the machine body is rocked slightly, the precision of the drill bit feed is improved, and the qualification rate of the machining of the H-shaped steel column is ensured.

As shown in fig. 5 and 6, a ball screw 11 is arranged between the slide rails 9 on the side wall of the machine body along the direction of the slide rails, and the motor drives the ball screw 11 to rotate, so that power for conveying work along the direction of the slide rails is provided for the drilling device assembly 7, the working efficiency of the drilling device assembly 7 is improved, and the stability of the drilling device assembly 7 is ensured. Meanwhile, ball screws are arranged in the vertical direction and the horizontal direction of the drilling device assembly 7, so that the movement efficiency and the movement precision of the drilling device assembly 7 are further improved, and the accuracy of equipment drilling is improved.

As shown in fig. 5 and 6, a water tank and accessory parts 4 are further arranged below the drilling device assembly 7, and are used for cooling the drilling part of the H-shaped steel column when the drilling device assembly 7 works, so that high temperature generated in the drilling process is avoided, the structural strength of the H-shaped steel column is damaged, the accuracy and consistency of the drilling position are difficult to guarantee, and the service life of a drill bit is influenced.

Preferably, the number of the drilling device assemblies 7 is two, and the drilling device assemblies are symmetrically arranged on two sides of the slide way 6. When the two drilling device assemblies 7 work independently, the drilling device assemblies 7 can symmetrically drill holes on two sides of wing plates on two sides of the H-shaped steel column, also can drill asymmetrical holes, and meanwhile, when a single-side drilling is needed, only one corresponding drilling device assembly 7 can work. Thereby realize drilling equipment integration 7 and adapt to the processing mode of multiple form, avoided the limitation of processing mode, and can follow two directions drilling simultaneously, it is very high to produce when needing to carry out two-way drilling and the product of a plurality of holes is bored to every direction, is fit for the requirement of large-scale production.

The preferred scheme, the quantity of drill bit 71 can be decided according to the actual processing demand, and is preferred three, when beating the haplopore to the H steel, uses the drill bit in the middle of, when beating the diplopore to the H steel, uses two drill bits that the symmetry set up fixed spacing from top to bottom, can guarantee the accuracy of drilling position and prolong the comprehensive practical life of the two-way double-end horizontal drilling machine of H steel column.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A clamp system comprising a spacer (84) provided on a slide (6), characterized in that: the device is characterized by further comprising a positioning block (81), a vertical clamping device (82), a horizontal clamping device (83) and a detection device (12), wherein the positioning block (81) is arranged at the end part of the positioning frame (84) and used for positioning an H-shaped steel column to be processed and placed on the slide way (6), the vertical clamping device (82) is provided with a plurality of vertical clamping devices and arranged along the length direction of the positioning frame (84), the horizontal clamping device (83) is provided with a plurality of horizontal clamping devices and arranged along the length direction of the positioning frame (84) at intervals with the vertical clamping device (82), the vertical clamping device (82) and the horizontal clamping device (83) are used for realizing multi-point clamping and fixing of the positioned H-shaped steel column in the vertical direction and the horizontal direction, the detection device (12) comprises a laser emission device and a reflection device (122), and the laser emission device is arranged on one side of the positioning block (81), the reflecting device (122) is arranged on one side, opposite to the laser emitting device, of the horizontal clamping device (83) and used for detecting the H-shaped steel column so as to adjust the position of the H-shaped steel column to achieve accurate positioning.

2. A clamping system as claimed in claim 1, wherein: the vertical clamping device (82) comprises two vertical clamping rods (821), a vertical adjusting block (822), a horizontal adjusting nut (824) and a horizontal adjusting frame (823), the two vertical clamping rods (821) are symmetrically arranged, a sliding groove for the vertical adjusting block (822) to vertically move is formed in each vertical clamping rod (821), the lower end of each vertical clamping rod (821) is fixedly connected with the horizontal adjusting nut (824), the horizontal adjusting nut (824) is arranged on a sliding hole of the horizontal adjusting frame (823), and a pushing cylinder is arranged on the horizontal adjusting frame (823).

3. A clamping system as claimed in claim 1, wherein: the horizontal clamping device (83) comprises an inverted L-shaped clamp (831) and a vertical adjusting rod (832), and the inverted L-shaped clamp (831) is fixedly arranged on the positioning frame (84).

4. A clamping system as claimed in claim 3, wherein: the inverted L-shaped clamp (831) is connected with the positioning frame (84) through welding or bolts.

5. A clamping system as claimed in claim 1, wherein: the positioning block (81) comprises an L-shaped positioning block (811) and a cushion block (812), wherein the L-shaped positioning block (811) is arranged below the cushion block (812) and is connected by welding or bolts.

6. A clamping system according to claim 5, wherein: the middle of the cushion block (812) is provided with a concave table close to the H-shaped steel column, and the detection device (12) is embedded in the concave table.

7. A clamping system as claimed in claim 3, wherein: one side of the inverted L-shaped clamp (831) facing the detection device (12) is uniformly provided with at least two reflection devices (122), the detection device (12) can emit laser signals, the laser signals are received by the reflection devices (122) and then transmitted to the detection device (12), and the detection device (12) processes the received signals.

8. A clamping system according to claim 5, wherein: the positioning frame (84) is arranged at the bottom of the cushion block (812), the cushion block (812) is fixedly connected with the positioning frame (84), and the horizontal height of the cushion block (812) and the horizontal height of the positioning frame (84) are fixed.

9. An H-section steel column drill having the clamp system of any one of claims 1-8, wherein: also comprises a machine body (2), an electric unit (1) arranged on the machine body (2) and a drilling device assembly (7), the machine body (2) comprises a horizontally arranged machine body bottom and side walls symmetrically arranged on two sides of the machine body bottom, a slideway (6) is arranged on the machine body bottom, used for placing and positioning the H-shaped steel column to be drilled and processed, and is clamped and fixed by the clamp system, a slide rail (9) which is distributed in a triangular rectangular coordinate manner is arranged between the bottom of the machine body and at least one side wall of the machine body, the drilling device assembly (7) is arranged on the sliding rail (9) and can independently move along the sliding rail (9), the drilling device assembly (7) is provided with a plurality of drill bits (71), and the drill bits (71) are driven by the electric unit (1) to realize symmetrical and/or asymmetrical drilling processing on wing plates on two sides of the H-shaped steel column;

the sliding rail (9) comprises a first sliding rail (91) and a second sliding rail (92) which are arranged in parallel along the side wall of the machine body, and a third sliding rail (93) which is arranged along the bottom of the machine body, and the third sliding rail (93) is parallel to a plane formed by the first sliding rail (91) and the second sliding rail (92), so that the sliding rail (9) which is distributed in a triangular rectangular coordinate manner is formed;

the bottom of the machine body and the side wall of the machine body are respectively provided with a plurality of mutually parallel slide rails 9, and the slide rails 9 of the bottom of the machine body and the side wall of the machine body are distributed on a horizontal plane and a vertical plane at right angles to form a triangular structure.