Intelligent steel bar welding quality monitoring equipment

Abstract

The utility model relates to the technical field of reinforcing steel bar welding, and discloses an intelligent reinforcing steel bar welding quality monitoring device which comprises a base and a control box, the control box is arranged on one side of the base, a base is arranged on the upper end face of the base, and a sliding groove is formed in the center of the upper end face of the base. A sliding groove is formed in the upper end face of the base, limiting plates are fixedly connected to the upper end face of the base at the front end and the rear end of the sliding groove correspondingly, mounting grooves are formed in the centers of the two inner side walls of the sliding groove correspondingly, pressure monitoring driving structures are arranged in the two mounting grooves correspondingly, each pressure monitoring driving structure comprises a hydraulic cylinder, and the hydraulic cylinders are arranged in the mounting grooves; the output end of the hydraulic cylinder penetrates through the mounting groove and extends into the sliding groove, the end of the hydraulic cylinder is fixedly connected with a pressure sensor, and the other end of the pressure sensor is fixedly connected with a sliding block. According to the utility model, the plurality of balls are arranged on the outer side wall of the sliding block, and the sliding block is supported by the plurality of balls, so that the friction between the sliding block and the sliding chute is reduced, and the monitoring accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel bar welding technical field especially relates to an intelligent steel bar welding quality monitoring equipment. BACKGROUND

[0002] Steel bar welding is a commonly used method for connecting steel bars in building engineering, and through welding, steel bars can be effectively connected together to form a solid structure. A steel bar butt welding machine is a device used for welding two steel bars end to end. In order to ensure the quality of welding, a monitoring device is needed to monitor the basic data during welding, and then adjust the pressure and current of welding according to the monitoring data, so as to achieve the best welding state.

[0003] There are still some problems in the use process of the existing steel bar welding quality monitoring equipment. When monitoring the pressure, there is still friction between the sliding block and the sliding groove. Part of the pressure applied on the sliding block will be converted into friction, resulting in that the actual pressure transmitted to the steel bar is less than the output pressure of the hydraulic cylinder. This will cause a deviation between the pressure value measured by the pressure sensor and the actual pressure value applied on the steel bar, thereby affecting the accuracy of pressure monitoring. Therefore, the technical personnel in the art provide an intelligent steel bar welding quality monitoring equipment to solve the problems raised in the background art. SUMMARY

[0004] The utility model discloses a kind of intelligent steel bar welding quality monitoring equipment to solve the shortcomings in prior art, by being provided with multiple ball bearings on the outer side wall of sliding block, sliding block is supported by multiple ball bearings, reduce the friction between sliding block and sliding groove, to improve the accuracy of monitoring.

[0005] To achieve the above object, the utility model provides the following technical scheme: an intelligent steel bar welding quality monitoring equipment, including base and control box, the control box is arranged at one side of base, the base upper end surface is equipped with pedestal, the pedestal upper end surface center is equipped with sliding groove, the upper end surface of the pedestal of the sliding groove front and back two ends is all fixedly connected with limiting plate, the two inner side walls of the sliding groove center are all equipped with installation groove, and the inside of two installation grooves is equipped with pressure monitoring drive structure;

[0006] The pressure monitoring drive structure includes hydraulic cylinder, the hydraulic cylinder is arranged in the inside of installation groove, the output end of the hydraulic cylinder penetrates installation groove and reaches the inside of sliding groove, and the end portion is fixedly connected with pressure sensor, the other end of the pressure sensor is fixedly connected with sliding block, the upper end surface of the sliding block front and back two ends is all equipped with limiting slot, and the lower inner wall of two limiting slots, the upper end surface of the sliding block front and back two ends and the lower end surface of the sliding block are all rotatably connected with multiple ball bearings;

[0007] The upper end surface of two sliding blocks is fixedly connected with clamping structure.

[0008] Through the technical scheme, two hydraulic cylinders are controlled to start, two hydraulic cylinders push two sliders to move to a central position, and the outer side of the two sliders rolls between the sliding groove and the two limiting plates through a plurality of balls, so that the friction between the slider and the sliding groove is reduced, and the accuracy of pressure monitoring is improved.

[0009] Further, a cooling structure is fixedly connected to the center of the end face of each of the two clamping structures away from each other, the cooling structure comprises a shell, a semiconductor refrigeration sheet is fixedly connected to the end face of the shell away from the clamping structure, a heat conduction plate is fixedly connected to the cold end of the semiconductor refrigeration sheet, the hot end of the semiconductor refrigeration sheet penetrates through the shell to the inside of the shell, and a heat dissipation fin is fixedly connected to the end of the semiconductor refrigeration sheet, a heat dissipation fan is arranged in the inside of the shell at the rear end of the heat dissipation fin, a dust screen is fixedly connected to the front and rear ends of the shell, and a monitoring structure is sleeved on the outside of the cold end of the semiconductor refrigeration sheet.

[0010] Through the technical scheme, the semiconductor refrigeration sheet is controlled to start, the cold end of the semiconductor refrigeration sheet cools the heat conduction plate, thereby cooling the monitoring structure, and the hot end of the semiconductor refrigeration sheet heats the heat dissipation fin, starts the heat dissipation fan, and the heat dissipation fan blows out the hot air in the heat dissipation fin after sucking out the hot air, thereby generating negative pressure in the heat dissipation fin to suck in air from the front end of the shell to circulate the air and carry away heat, thereby ensuring that the semiconductor refrigeration sheet can cool the monitoring structure for a long time.

[0011] Further, the monitoring structure comprises a shielding cover, the shielding cover is sleeved on the outside of the semiconductor refrigeration sheet, a shielding plate is rotatably connected to the center of the end face of the shell away from the shell, a monitoring electric appliance is arranged in the inside of the shell, and the monitoring electric appliance is fixedly connected to the heat conduction plate through screws.

[0012] Through the technical scheme, the shielding plate and the shielding cover shield the electromagnetic signals from the outside, thereby reducing the influence of the electromagnetic waves from the outside on the monitoring of the monitoring electric appliance, and the heat conduction plate cools the monitoring electric appliance.

[0013] Further, a plurality of threaded holes are formed in the end face of the heat conduction plate.

[0014] Through the technical scheme, the monitoring electric appliance is conveniently installed.

[0015] Further, the monitoring electric appliance comprises a current sensor and a voltage sensor.

[0016] Through the technical scheme, the current and voltage during welding are monitored by the monitoring electric appliance.

[0017] Further, the plurality of balls inside the four limiting grooves respectively abut and roll on the lower end faces of the two limiting plates, and the plurality of balls outside the two sliders respectively abut and roll on the inner side walls of the sliding grooves.

[0018] Through the above technical scheme, the outside of the slider rolls between the sliding grooves and the two limiting plates through the plurality of balls, so that the friction between the slider and the sliding grooves is reduced, and the accuracy of pressure monitoring is improved.

[0019] The utility model has the advantages of the following beneficial effects:

[0020] 1. In the utility model, the intelligent steel bar welding quality monitoring equipment first clamps two steel bars through two clamping structures, controls two hydraulic cylinders to start, and the two hydraulic cylinders drive two sliders to move to the center position, so that the outside of the two sliders rolls between the sliding grooves and the two limiting plates through the plurality of balls, thereby reducing the friction between the slider and the sliding grooves and improving the accuracy of pressure monitoring.

[0021] 2. In the utility model, during the welding process, the current and voltage during welding are monitored through the monitoring appliance, and the electromagnetic signals from the outside are shielded through the shielding plate and the shielding cover, so that the influence of the external electromagnetic waves on the monitoring of the monitoring appliance is reduced.

[0022] 3. In the utility model, when used for a long time, the monitoring appliance is cooled through the start of the semiconductor refrigeration sheet, the cooling of the heat conduction plate by the cold end of the semiconductor refrigeration sheet, the heating of the heat dissipation fin by the hot end, the start of the heat dissipation fan, the blowing of the hot air inside the heat dissipation fin out of the shell after being extracted by the heat dissipation fan, the generation of negative pressure inside the heat dissipation fin to suck air from the front end of the shell to circulate and carry away heat, so that the semiconductor refrigeration sheet can cool the monitoring appliance for a long time. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A perspective view of an intelligent steel bar welding quality monitoring equipment is provided for the utility model;

[0024] Figure 2 A perspective view of an intelligent steel bar welding quality monitoring equipment is provided for the utility model;

[0025] Figure 3 A perspective view of an intelligent steel bar welding quality monitoring equipment is provided for the utility model;

[0026] Figure 4 A perspective view of an intelligent steel bar welding quality monitoring equipment is provided for the utility model;

[0027] LEGEND:

[0028] 1, base; 2, monitoring structure; 201, shielding cover; 202, shielding plate; 203, monitoring electrical appliance; 3, control box; 4, limiting plate; 5, sliding groove; 6, base; 7, mounting groove; 8, clamping structure; 9, cooling structure; 901, shell; 902, semiconductor refrigeration piece; 903, heat dissipation fin; 904, heat dissipation fan; 905, dustproof net; 906, heat conduction plate; 10, pressure monitoring driving structure; 1001, hydraulic cylinder; 1002, sliding block; 1003, pressure sensor; 1004, ball; 1005, limiting groove; 1006, ball retainer. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Referring to Figures 1-4 , the utility model provides an embodiment: a kind of intelligent steel bar welding quality monitoring equipment, including base 1 and control box 3, control box 3 is arranged at the side of base 1, base 1 upper end surface is equipped with base 6, the upper end surface center of base 6 is equipped with sliding groove 5, the upper end surface of base 6 at the front and back ends of sliding groove 5 is all fixedly connected with limiting plate 4, two inner side walls of sliding groove 5 center are all equipped with mounting groove 7, two mounting grooves 7 are all equipped with pressure monitoring driving structure 10 in, it is convenient to more accurate monitoring pressure by pressure monitoring driving structure 10.

[0031] Pressure monitoring driving structure 10 includes hydraulic cylinder 1001, hydraulic cylinder 1001 is arranged in the inside of mounting groove 7, the output end of hydraulic cylinder 1001 is through mounting groove 7 and reaches the inside of sliding groove 5, and end portion is fixedly connected with pressure sensor 1003, pressure sensor 1003 other end is fixedly connected with sliding block 1002, limiting groove 1005 is equipped at the front and back ends of sliding block 1002 upper end surface, and the lower inner wall of two limiting grooves 1005, the front and back end surfaces of sliding block 1002 and the lower end surface of sliding block 1002 are all rotatably connected with a plurality of balls 1004, the start of two hydraulic cylinders 1001 is controlled, two hydraulic cylinders 1001 promote two sliding blocks 1002 to move towards the center position, the outer side of two sliding blocks 1002 is rolled between sliding groove 5 and two limiting plates 4 by a plurality of balls 1004, to reduce the friction between sliding block 1002 and sliding groove 5, improve the accuracy of pressure monitoring.

[0032] The upper end surface of two sliding blocks 1002 is all fixedly connected with clamping structure 8, and the steel bar is clamped by clamping structure 8.

[0033] As Figure 1 、 2 As shown in Fig. 3, the two clamping structures 8 are fixedly connected with cooling structures 9 at the center of the end face away from each other. The cooling structure 9 comprises a shell 901, a semiconductor refrigeration sheet 902 fixedly connected to the end face of the shell 901 away from the clamping structure 8, a heat conduction plate 906 fixedly connected to the cold end of the semiconductor refrigeration sheet 902, the hot end of the semiconductor refrigeration sheet 902 penetrating through the shell 901 to the inside of the shell 901, and a heat dissipation fin 903 fixedly connected to the end of the hot end, a heat dissipation fan 904 arranged in the inside of the shell 901 behind the heat dissipation fin 903, a dust screen 905 fixedly connected to the front and rear ends of the shell 901, and a monitoring structure 2 sleeved on the outside of the cold end of the semiconductor refrigeration sheet 902. By controlling the semiconductor refrigeration sheet 902 to start, the cold end of the semiconductor refrigeration sheet 902 cools the heat conduction plate 906, thereby cooling the monitoring structure 2, and the hot end heats the heat dissipation fin 903 to start the heat dissipation fan 904. The heat dissipation fan 904 blows out the hot air in the heat dissipation fin 903 after sucking it out, and the negative pressure generated in the heat dissipation fin 903 sucks in air from the front end of the shell 901 to circulate and carry away heat, thereby ensuring that the semiconductor refrigeration sheet 902 can cool the monitoring structure 2 for a long time.

[0034] The monitoring structure 2 comprises a shielding cover 201 sleeved on the outside of the semiconductor refrigeration sheet 902, a shielding plate 202 rotatably connected to the center of the end face of the shell 901 away from the shell 901, and a monitoring appliance 203 arranged in the inside of the shell 901 and fixedly connected to the heat conduction plate 906 by screws. The shielding plate 202 and the shielding cover 201 shield the electromagnetic signals from the outside, thereby reducing the influence of the electromagnetic waves from the outside on the monitoring of the monitoring appliance 203, and the low temperature of the heat conduction plate 906 cools the monitoring appliance 203.

[0035] A plurality of threaded holes are formed in one end face of the heat conduction plate 906 to facilitate the installation of the monitoring appliance 203. The monitoring appliance 203 comprises a current sensor and a voltage sensor, and monitors the current and voltage during welding.

[0036] A plurality of balls 1004 in the four limiting grooves 1005 are respectively attached and rolled on the lower end faces of the two limiting plates 4, and a plurality of balls 1004 on the outside of the two sliding blocks 1002 are respectively attached and rolled on the inner side walls of the sliding grooves 5. The outside of the sliding block 1002 rolls between the sliding grooves 5 and the two limiting plates 4 through the plurality of balls 1004, thereby reducing the friction between the sliding block 1002 and the sliding grooves 5 and improving the accuracy of pressure monitoring.

[0037] Working principle: in use, first through two clamping structure 8 clamping two steel bars, control two hydraulic cylinders 1001 start, two hydraulic cylinders 1001 push two sliders 1002 to the center position, the outer side of two sliders 1002 roll through a plurality of ball bearings 1004 and between the sliding groove 5 and two limit plates 4, thereby reducing the friction between the slider 1002 and the sliding groove 5, improve the accuracy of pressure monitoring.

[0038] When the two steel bars are adhered to each other, the low current is used to preheat the end of the steel bar, remove the surface oxide layer and impurities, increase the current, make the end of the steel bar rapidly heat up and produce flash, the high current passes through the end of the steel bar, generates a large amount of heat, makes the end of the steel bar rapidly heat up and melt, in the flash process, the melted metal and impurities are discharged, forming a clean welding surface, when the end of the steel bar reaches the melting state, the two hydraulic cylinders 1001 are rapidly controlled to extend and apply pressure, so that the two steel bars are firmly combined together, and the pressure makes the melted metal form a firm connection between the two steel bars.

[0039] The pressure is maintained for a period of time, so that the welding part cools and solidifies, forming a firm weld, and the pressure and cooling process work together to form a firm welding joint. Stop heating, keep the pressure, let the welding part cool naturally, the natural cooling process helps to eliminate welding stress and improve the stability of the welding joint.

[0040] In the welding process, the current and voltage during welding are monitored by the monitoring electric appliance 203, and the electromagnetic signals from the outside are shielded by the shielding plate 202 and the shielding cover 201, so as to reduce the influence of the external electromagnetic wave on the monitoring of the monitoring electric appliance 203.

[0041] In long time use, the semiconductor refrigerating sheet 902 is controlled to start, the cold end of the semiconductor refrigerating sheet 902 cools the heat conduction plate 906, so as to cool the monitoring electric appliance 203, and the hot end heats the heat dissipation fin 903, the heat dissipation fan 904 is started, the heat dissipation fan 904 blows out the hot air in the heat dissipation fin 903 after being sucked out of the shell 901, a negative pressure is generated in the heat dissipation fin 903 to suck air from the front end of the shell 901 to circulate and take away heat, so as to ensure that the semiconductor refrigerating sheet 902 can cool the monitoring electric appliance 203 for a long time.

[0042] Finally, it should be pointed out that: the above-mentioned is only preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An intelligent steel bar welding quality monitoring device, comprising a base (1) and a control box (3), the control box (3) is arranged at one side of the base (1), characterized in that: The upper end face of the base (1) is provided with a base (6), the upper end face of the base (6) is provided with a sliding groove (5) at the center, the upper end face of the base (6) is fixedly connected with a limiting plate (4) at the front and rear ends of the sliding groove (5), and the two inner side walls of the sliding groove (5) are both provided with a mounting groove (7) at the center. The pressure monitoring driving structure (10) comprises a hydraulic cylinder (1001), the hydraulic cylinder (1001) is arranged in the mounting groove (7), the output end of the hydraulic cylinder (1001) penetrates the mounting groove (7) and reaches the inside of the sliding groove (5), and the end is fixedly connected with a pressure sensor (1003), the other end of the pressure sensor (1003) is fixedly connected with a sliding block (1002), the upper end face of the sliding block (1002) is provided with a limiting groove (1005) at the front and rear ends, and a plurality of ball bearings (1004) are rotatably connected to the upper end face of the sliding block (1002), the lower inner wall of the limiting groove (1005), and the front and rear end faces of the sliding block (1002) and the lower end face of the sliding block (1002). The upper end face of the base (1) is provided with a base (6), the upper end face of the base (6) is provided with a sliding groove (5) at the center, the upper end face of the base (6) is fixedly connected with a limiting plate (4) at the front and rear ends of the sliding groove (5), and the two inner side walls of the sliding groove (5) are both provided with a mounting groove (7) at the center.

2. The intelligent steel bar welding quality monitoring device according to claim 1, characterized in that: The two clamping structures (8) are fixedly connected with cooling structures (9) at the center of the end face away from each other, the cooling structure (9) comprises a shell (901), the shell (901) is fixedly connected with a semiconductor refrigeration piece (902) on the end face away from the clamping structure (8), the cold end of the semiconductor refrigeration piece (902) is fixedly connected with a heat conduction plate (906), the hot end of the semiconductor refrigeration piece (902) penetrates the shell (901) and reaches the inside of the shell (901), and the end is fixedly connected with a heat dissipation fin (903), a heat dissipation fan (904) is arranged in the inside of the shell (901) behind the heat dissipation fin (903), the shell (901) is fixedly connected with a dust screen (905) at the front and rear ends, and the cold end of the semiconductor refrigeration piece (902) is sleeved with a monitoring structure (2).

3. The intelligent steel bar welding quality monitoring device according to claim 2, characterized in that: The monitoring structure (2) comprises a shielding cover (201), the shielding cover (201) is sleeved on the outside of the semiconductor refrigeration piece (902), the center of the end face of the shell (901) away from the shell (901) is rotatably connected with a shielding plate (202), the inside of the shell (901) is provided with a monitoring electric appliance (203), and the monitoring electric appliance (203) is fixedly connected on the heat conduction plate (906) through screws.

4. The intelligent steel bar welding quality monitoring device according to claim 2, characterized in that: A plurality of threaded holes are formed in one end face of the heat conduction plate (906).

5. The intelligent steel bar welding quality monitoring device according to claim 3, characterized in that: The monitoring electric appliance (203) comprises a current sensor and a voltage sensor.

6. The intelligent steel bar welding quality monitoring device according to claim 1, characterized in that: A plurality of ball bearings (1004) in the four limiting grooves (1005) are respectively rolled on the lower end faces of the two limiting plates (4), and a plurality of ball bearings (1004) on the outer sides of the two sliding blocks (1002) are respectively rolled on the inner side walls of the sliding grooves (5).

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