Surfacing welding seam detection device

Abstract

The utility model discloses a build-up welding seam detection device, which relates to the technical field of build-up welding, and comprises a fixing mechanism, a clamping mechanism and a detection mechanism, the clamping mechanism comprises two movable plates, the opposite ends of the tops of the two movable plates are provided with mounting plates, the two sides of the opposite ends of the two mounting plates are provided with clamping plates, and the clamping plates are arranged on the two sides of the opposite ends of the two mounting plates. The detection mechanism comprises a first lead screw, the outer side of the first lead screw is sleeved with a fixing frame, a second lead screw is arranged on the inner wall of the top of the fixing frame, and the outer side of the second lead screw is sleeved with a detection probe in a threaded mode. The distance between the two movable plates can be adjusted through work of a second motor, two hydraulic cylinders work to enable four clamping plates to clamp the two ends of a machined part, the position of a detection probe can be adjusted through rotation of a first lead screw and a second lead screw, and the machined part can be driven to rotate through work of a first motor. Therefore, the detection probe can detect different positions of the welding seam.

Description

Technical Field

[0001] The utility model relates to the technical field of cladding, in particular to a cladding weld detection device. Background Art

[0002] Overlay welding is a welding method that uses electric welding or gas welding to melt metal and overlay it on tool or machine parts. It is usually used to repair worn and cracked parts. After overlay welding is completed, the weld seam needs to be tested to prevent workpieces with unqualified weld quality from entering the market.

[0003] The prior art has the following deficiencies: when the prior detection device detects the weld on the surface of the workpiece, after the weld detection on one side of the workpiece is completed, the workpiece cannot be conveniently flipped over, so that the device cannot quickly detect the weld on the other side, and it cannot be conveniently adjusted according to the size of the workpiece, which will affect the accuracy of the weld detection and the efficiency of the weld detection.

[0004] The above information disclosed in this Background section is only for enhancement of understanding of the background of the present disclosure and therefore it may contain information that does not constitute the prior art that is already known to one of ordinary skill in the art. Utility Model Content

[0005] The purpose of the utility model is to provide a cladding weld detection device, wherein the second motor is operated to rotate the rotating shaft, and under the traction action of the rotating plate and the traction plate, the distance between the two movable plates can be adjusted, and the two hydraulic cylinders are operated to enable the four clamping plates to clamp and fix the two ends of the workpiece, so that the device can clamp and fix workpieces of different sizes, and the first screw is rotated to enable the detection probe to detect welds at different positions on the surface of the workpiece, the second screw is rotated to adjust the position of the detection probe, and the first motor can drive the workpiece to rotate, so that the detection probe can detect different positions of the weld, so as to solve the above-mentioned deficiencies in the technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cladding weld detection device, including a fixing mechanism, and also including:

[0007] The clamping mechanism is arranged on the top of the fixing mechanism and is used to clamp and fix the workpiece after surfacing welding;

[0008] A detection mechanism, arranged outside the fixing mechanism, for detecting the weld seam of the cladding;

[0009] The clamping mechanism comprises two movable plates and a rotating shaft, the top inner walls of the two movable plates are rotatably mounted with mounting rods, one end of one of the mounting rods is provided with a first motor, the opposite ends of the two mounting rods are fixedly mounted with mounting plates, the inner walls of the opposite ends of the two mounting plates are provided with hydraulic cylinders, the output ends of the two sides of the hydraulic cylinders are fixedly mounted with clamping plates, the rotating shaft is provided on the inner wall of the fixing mechanism, the bottom of the rotating shaft is provided with a second motor, the top outer side of the rotating shaft is fixedly sleeved with a rotating plate, and traction plates are provided between the two ends of the top of the rotating plate and the two movable plates;

[0010] The detection mechanism includes a first screw rod, which is arranged on an inner wall of one side of the fixing mechanism, a third motor is arranged at one end of the first screw rod, a fixing frame is sleeved on the outer thread of the first screw rod, a second screw rod is arranged on the top inner wall of the fixing frame, a fourth motor is arranged on one side of the second screw rod, and a detection probe is sleeved on the outer thread of the second screw rod.

[0011] Preferably, the fixing mechanism comprises a placing platform, a placing groove is provided on the top of the placing platform, and inner walls at both ends of the placing groove are movably connected to the bottoms of two movable plates respectively.

[0012] Preferably, the bottom inner wall of the placement groove is rotatably connected to the rotating shaft, the bottom of the placement platform is fixedly connected to the second motor, and the second motor is transmission-connected to the rotating shaft via an output shaft.

[0013] Preferably, the top of the outer wall at one end of one of the movable plates is fixedly connected to the first motor, and the first motor is transmission-connected to the adjacent mounting rod via an output shaft.

[0014] Preferably, movable grooves are provided on both side outer walls of the placement platform, wherein the inner wall of one of the movable grooves is rotatably connected to the first screw rod, and a limiting rod is fixedly installed on the inner wall of the other movable groove.

[0015] Preferably, an inner wall of one side of the bottom of the fixing frame away from the first screw rod is movably connected to an outer wall of the limiting rod, and outer walls on both sides of the inner bottom of the fixing frame are movably connected to inner walls of two movable grooves respectively.

[0016] Preferably, the inner walls at opposite ends of the two mounting plates are provided with mounting grooves, the middle positions of the inner walls of the two mounting grooves are fixedly connected to the two hydraulic cylinders respectively, and the inner walls of the mounting grooves are movably connected to the outer walls of the two clamping plates at the same end on both sides.

[0017] Preferably, a limiting groove is provided on the inner wall at the top of the fixing frame, the inner wall of the limiting groove is rotatably connected to the second screw rod, and the inner wall of the limiting groove is movably connected to the outer wall at the top of the detection probe.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. The second motor is operated to rotate the rotating shaft. Under the traction of the rotating plate and the traction plate, the distance between the two movable plates can be adjusted. Then, the two hydraulic cylinders are operated to clamp and fix the two ends of the workpiece, so that the device can clamp and fix workpieces of different sizes. Then, the third motor is operated to rotate the first screw rod, so that the fixed frame can move outside the placement platform, so that the detection probe can detect welds at different positions on the surface of the workpiece. At the same time, the fourth motor is operated to rotate the second screw rod, so that the position of the detection probe can be adjusted. At the same time, the first motor can drive the workpiece to rotate, so that the detection probe can detect different positions of the weld, thereby improving the efficiency of weld detection;

[0020] 2. The movement of the movable plate can be limited by the placement groove, and the installation groove can limit the movement of the clamping plate, so that the clamping plate remains stable during the movement, so that the clamping plate can stably clamp the workpiece. At the same time, the limiting rod and the movable groove can limit the movement of the fixed frame, so that the fixed frame remains stable during the movement. The limiting groove can limit the movement of the detection probe, so that the detection probe remains stable during the adjustment process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 It is a front vertical sectional view of the utility model.

[0024] Figure 3 It is a three-dimensional structural diagram of the fixing mechanism of the utility model.

[0025] Figure 4 It is an exploded view of the three-dimensional structure of the clamping mechanism of the utility model.

[0026] Figure 5 It is an exploded view of the three-dimensional structure of the detection mechanism of the utility model.

[0027] Description of reference numerals:

[0028] 1. Fixing mechanism; 101. Placing platform; 102. Placing slot; 103. Movable slot;

[0029] 2. Clamping mechanism; 201. movable plate; 202. mounting rod; 203. first motor; 204. mounting plate; 205. mounting groove; 206. hydraulic cylinder; 207. clamping plate; 208. rotating shaft; 209. second motor; 210. rotating plate; 211. traction plate;

[0030] 3. Detection mechanism; 301. First screw rod; 302. Third motor; 303. Fixed frame; 304. Limit rod; 305. Limit groove; 306. Second screw rod; 307. Fourth motor; 308. Detection probe. DETAILED DESCRIPTION

[0031] The utility model provides Figure 1 A cladding weld detection device shown includes a fixing mechanism 1 and further includes:

[0032] The clamping mechanism 2 is arranged on the top of the fixing mechanism 1 and is used to clamp and fix the workpiece after surfacing welding;

[0033] The detection mechanism 3 is arranged outside the fixing mechanism 1 and is used for detecting the weld seam of the cladding.

[0034] In order to conveniently clamp and fix the workpiece after surfacing welding to keep it stable during the inspection process, such as Figure 2 and Figure 4 As shown, the clamping mechanism 2 includes two movable plates 201 and a rotating shaft 208. The top inner walls of the two movable plates 201 are rotatably mounted with mounting rods 202, one end of one of the mounting rods 202 is provided with a first motor 203, the opposite ends of the two mounting rods 202 are fixedly mounted with mounting plates 204, the inner walls of the opposite ends of the two mounting plates 204 are provided with hydraulic cylinders 206, the output ends of the hydraulic cylinders 206 are fixedly mounted with clamping plates 207, the rotating shaft 208 is provided on the inner wall of the fixed mechanism 1, the bottom of the rotating shaft 208 is provided with a second motor 209, and the rotating shaft 208 is provided with a second motor 209. A rotating plate 210 is fixedly sleeved on the outer side of the top, and traction plates 211 are provided between the two ends of the top of the rotating plate 210 and the two movable plates 201. The second motor 209 works to rotate the rotating shaft 208, and then the distance between the two movable plates 201 can be adjusted under the traction of the traction plate 211. The two hydraulic cylinders 206 work so that the two clamping plates 207 at the same end can clamp the outer wall of one end of the workpiece. The first motor 203 works so that the mounting plate 204 can drive the workpiece to rotate, so that the detection mechanism 3 can detect different positions of the surfacing weld.

[0035] In order to enable the detection mechanism 3 to conveniently detect the welds at different positions on the outer wall of the workpiece, Figure 2 and Figure 5 As shown, the detection mechanism 3 includes a first screw rod 301, which is arranged on an inner wall of one side of the fixing mechanism 1, a third motor 302 is arranged at one end of the first screw rod 301, an outer thread of the first screw rod 301 is sleeved with a fixing frame 303, a second screw rod 306 is arranged on the top inner wall of the fixing frame 303, a fourth motor 307 is arranged on one side of the second screw rod 306, and an detection probe 308 is sleeved on the outer thread of the second screw rod 306. The operation of the third motor 302 causes the first screw rod 301 to rotate, so that the fixing frame 303 can drive the detection probe 308 to move along the workpiece, and at the same time, the operation of the fourth motor 307 causes the second screw rod 306 to rotate, thereby adjusting the position of the detection probe 308, so that the detection probe 308 can conveniently detect different positions of the weld.

[0036] In order to conveniently install and fix the clamping mechanism 2, as Figure 2 and Figure 3 As shown, the fixing mechanism 1 includes a placing platform 101, a placing groove 102 is opened on the top of the placing platform 101, the inner walls at both ends of the placing groove 102 are movably connected to the bottom of the two movable plates 201 respectively, the bottom inner wall of the placing groove 102 is rotatably connected to the rotating shaft 208, the bottom of the placing platform 101 is fixedly connected to the second motor 209, the second motor 209 and the rotating shaft 208 are connected through the output shaft transmission, the placing groove 102 can install the two movable plates 201, and can also install the rotating shaft 208 and the rotating plate 210.

[0037] In order to conveniently flip the workpiece after surfacing welding, Figure 2 and Figure 4 As shown, the top of the outer wall at one end of one of the movable plates 201 is fixedly connected to the first motor 203, and the first motor 203 is connected to the adjacent mounting rod 202 through an output shaft transmission. When the first motor 203 works, the adjacent mounting plate 204 rotates, which can drive the workpiece to rotate.

[0038] In order to keep the detection mechanism 3 stable during the movement, Figure 2-3 and Figure 5As shown, movable grooves 103 are provided on the outer walls of both sides of the placement platform 101, wherein the inner wall of one movable groove 103 is rotatably connected to the first screw rod 301, and the inner wall of the other movable groove 103 is fixedly installed with a limiting rod 304, and the inner wall of the bottom of the fixed frame 303 on one side away from the first screw rod 301 is movably connected to the outer wall of the limiting rod 304, and the outer walls on both sides of the inner bottom of the fixed frame 303 are movably connected to the inner walls of the two movable grooves 103 respectively, and the movable grooves 103 and the limiting rod 304 can limit the movement of the fixed frame 303, so that the fixed frame 303 remains stable during the movement, so that the detection probe 308 can stably detect welds at different positions on the surface of the workpiece.

[0039] In order to keep the clamping plate 207 stable during the adjustment process, Figure 2 and Figure 4 As shown, the inner walls of the opposite ends of the two mounting plates 204 are each provided with a mounting groove 205, the middle positions of the inner walls of the two mounting grooves 205 are respectively fixedly connected to the two hydraulic cylinders 206, and the inner walls of the mounting grooves 205 are respectively movably connected to the outer walls of the two clamping plates 207 at the same end. The mounting grooves 205 can limit the movement of the clamping plates 207, so that the clamping plates 207 remain stable during the movement, so that the clamping plates 207 can stably clamp the workpiece.

[0040] In order to keep the detection probe 308 stable during the adjustment process, Figure 2 and Figure 5 As shown, a limiting groove 305 is opened on the inner wall of the top of the fixing frame 303, and the inner wall of the limiting groove 305 is rotatably connected to the second screw rod 306, and the inner wall of the limiting groove 305 is movably connected to the top outer wall of the detection probe 308. The limiting groove 305 can limit the movement of the detection probe 308, so that the detection probe 308 remains stable during the adjustment process.

[0041] The specific implementation method is as follows: when the workpiece is subjected to surfacing welding, the weld needs to be inspected after the surfacing welding is completed, one end of the workpiece is brought into contact with one of the mounting plates 204, and one of the hydraulic cylinders 206 is operated so that the two clamping plates 207 at the same end can clamp and fix the outer wall of one end of the workpiece, and then the second motor 209 is operated to rotate the rotating shaft 208, so that the rotating plate 210 is rotated, and then under the traction of the traction plate 211, the two movable plates 201 are relatively moved, so that the other mounting plate 204 is in contact with the other end of the workpiece, and then the other hydraulic cylinder 206 is operated so that the clamping plate 207 at the same end can clamp and fix the outer wall of the other end of the workpiece, so that workpieces of different sizes can be conveniently clamped and fixed, and the fourth motor 307 is operated to rotate the second screw rod 306, so that the detection probe 308 can move along the inner side of the fixed frame 303, so that the detection probe 308 can Different positions of the weld on the surface of the workpiece are detected, and at the same time, the adjacent mounting rods 202 are rotated by the operation of the first motor 203, and then the adjacent mounting plates 204 are rotated, which can drive the workpiece to rotate, so that the detection probe 308 can stably detect different positions of the weld, and at the same time, the first screw rod 301 is rotated by the operation of the third motor 302, so that the fixing frame 303 moves on its outside, and then the horizontal position of the detection probe 308 can be adjusted to move along the workpiece, and at the same time, the movable groove 103 and the limiting rod 304 can limit the movement of the fixing frame 303, so that the fixing frame 303 and the detection probe 308 remain stable during the movement, so that the detection probe 308 can avoid detecting welds at different positions of the workpiece, thereby improving the efficiency of weld detection. This embodiment specifically solves the problem that different positions of the weld on the surface of the workpiece cannot be conveniently detected in the prior art, which affects the efficiency of weld detection.

[0042] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A cladding weld detection device, comprising a fixing mechanism (1), characterized in that: Also includes: A clamping mechanism (2) is arranged on the top of the fixing mechanism (1) and is used to clamp and fix the workpiece after surfacing welding; A detection mechanism (3) is arranged outside the fixing mechanism (1) and is used to detect the weld seam of the cladding; The clamping mechanism (2) comprises two movable plates (201) and a rotating shaft (208); the top inner walls of the two movable plates (201) are both rotatably mounted with mounting rods (202); one end of one of the mounting rods (202) is provided with a first motor (203); the opposite ends of the two mounting rods (202) are both fixedly mounted with mounting plates (204); the inner walls of the opposite ends of the two mounting plates (204) are both provided with hydraulic cylinders (206); the output ends of both sides of the hydraulic cylinders (206) are both fixedly mounted with clamping plates (207); the rotating shaft (208) is arranged on the inner wall of the fixing mechanism (1); the bottom of the rotating shaft (208) is provided with a second motor (209); the top outer side of the rotating shaft (208) is fixedly sleeved with a rotating plate (210); and traction plates (211) are arranged between the top ends of the rotating plate (210) and the two movable plates (201); The detection mechanism (3) comprises a first screw rod (301), the first screw rod (301) being arranged on an inner wall of one side of the fixing mechanism (1), a third motor (302) being arranged at one end of the first screw rod (301), a fixing frame (303) being sleeved on the outer side of the first screw rod (301) by a thread, a second screw rod (306) being arranged on the top inner wall of the fixing frame (303), a fourth motor (307) being arranged on one side of the second screw rod (306), and a detection probe (308) being sleeved on the outer side of the second screw rod (306) by a thread.

2. A cladding weld detection device according to claim 1, characterized in that: The fixing mechanism (1) comprises a placement platform (101), a placement groove (102) is provided on the top of the placement platform (101), and the inner walls at both ends of the placement groove (102) are movably connected to the bottoms of two movable plates (201) respectively.

3. A cladding weld detection device according to claim 2, characterized in that: The bottom inner wall of the placement groove (102) is rotatably connected to the rotating shaft (208), the bottom of the placement platform (101) is fixedly connected to the second motor (209), and the second motor (209) is transmission-connected to the rotating shaft (208) via an output shaft.

4. A cladding weld detection device according to claim 1, characterized in that: The top of the outer wall at one end of one of the movable plates (201) is fixedly connected to the first motor (203), and the first motor (203) is connected to the adjacent mounting rod (202) through an output shaft transmission connection.

5. A cladding weld detection device according to claim 2, characterized in that: The outer walls on both sides of the placement platform (101) are provided with movable grooves (103), the inner wall of one of the movable grooves (103) is rotatably connected to the first screw rod (301), and the inner wall of the other movable groove (103) is fixedly mounted with a limiting rod (304).

6. A cladding weld detection device according to claim 5, characterized in that: The inner wall of one side of the bottom of the fixing frame (303) away from the first screw rod (301) is movably connected to the outer wall of the limiting rod (304), and the outer walls on both sides of the inner bottom of the fixing frame (303) are respectively movably connected to the inner walls of the two movable grooves (103).

7. A cladding weld detection device according to claim 1, characterized in that: The inner walls of the two mounting plates (204) at opposite ends are each provided with a mounting groove (205), the middle positions of the inner walls of the two mounting grooves (205) are respectively fixedly connected to two hydraulic cylinders (206), and the inner walls of the mounting grooves (205) are respectively movably connected to the outer walls of the two clamping plates (207) at the same end.

8. A cladding weld detection device according to claim 1, characterized in that: A limiting groove (305) is provided on the inner wall of the top of the fixing frame (303), the inner wall of the limiting groove (305) is rotatably connected to the second screw rod (306), and the inner wall of the limiting groove (305) is movably connected to the outer wall of the top of the detection probe (308).

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