Weld joint polishing device for tank production

Abstract

The utility model discloses a weld joint polishing device for tank production, which comprises a base, one end of the base is provided with a second chute, a polishing mechanism is arranged in the second chute, the weld joint polishing device is characterized in that a supporting mechanism is arranged in the middle of the base, and clamping mechanisms are arranged on two sides of the supporting mechanism. The fourth motor drives the grinding disc to rotate to grind a welding seam on a tank body, the welding seam on the tank body can be evenly ground, and the working efficiency of welding seam grinding is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tank body processing, and particularly relates to a weld grinding device for tank body production. Background Art

[0002] Storage tanks, as a kind of pressure vessel, are generally welded by a cylindrical body and two heads. After welding, the weld between the head and the body needs to be polished. The existing method is usually that the polishing personnel use handheld polishing equipment to polish the weld on the tank body. This polishing method is greatly affected by manual operation experience and easily leads to uneven height of the weld after polishing. At the same time, manual polishing is time-consuming, labor-intensive and inefficient. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a weld grinding device for tank body production, which grinds the weld on the tank body by driving the grinding disc to rotate through a fourth motor, and can grind the weld on the tank body evenly, thereby improving the working efficiency of weld grinding.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A weld grinding device for tank body production comprises a base, one end of the base is provided with a second slide groove, a grinding mechanism is installed in the second slide groove, a supporting mechanism is installed in the middle of the base, and both sides of the supporting mechanism are installed on a clamping mechanism.

[0006] The support mechanism includes a support plate and a first telescopic rod. There are two first telescopic rods installed on the base. The support plate is installed on the top of the two first telescopic rods. An arc groove is opened on the top of the support plate. A plurality of grooves are evenly opened in the circumferential direction of the arc groove. Rollers are installed inside the grooves.

[0007] The clamping mechanism includes a first motor, a lead screw, a moving rod, and a fixed rod. A first slide groove is opened on one side of the support mechanism and the base. Both ends of the lead screw are rotatably installed in the first groove. A slider is threadedly installed on the lead screw. The moving rod is installed above the slider. The first motor is installed on the side wall of the base close to the first groove. The output shaft of the first motor is connected to one end of the lead screw. The fixed rod is installed on a side of the base away from the first slide groove. A rotating shaft is rotatably installed on the side opposite to the moving rod. A fixing frame is installed on the end of the rotating shaft. A driving mechanism is installed on the side of the fixed rod away from the fixing frame, and the driving mechanism is connected to the rotating shaft on the fixed rod.

[0008] The grinding mechanism includes a vertical pole, a guide rod, a third motor, a gear, a rack, a third telescopic rod, a cross bar, a grinding disc, and a fourth motor. The guide rod is installed in the second slide groove, the vertical pole is slidably installed on the vertical pole, the third motor is installed on one side of the bottom of the vertical pole, the gear is installed on the end of the output shaft of the third motor, the rack is installed on one side of the bottom of the second slide groove, the gear is meshed with the rack, the third telescopic rod is installed on the top of the vertical pole, the cross bar is installed on the top of the third telescopic rod, the fourth motor is installed on the end of the cross bar away from the third telescopic rod, and the grinding disc is installed on the end of the output shaft of the fourth motor.

[0009] Preferably, the driving mechanism includes a first bevel gear, a second bevel gear, a second motor, and a housing, the housing is mounted on a fixed rod, the second motor is mounted on the top of the housing, the output shaft of the second motor extends to the interior of the housing, the first bevel gear and the second bevel gear are both located inside the housing, the first bevel gear is mounted on the end of the rotating shaft on the fixed rod away from the fixed frame, the second bevel gear is mounted on the end of the output shaft of the second motor, and the second bevel gear is meshingly connected with the first bevel gear.

[0010] Preferably, the fixing frame is composed of two staggered U-shaped frames, and the ends of the U-shaped frames are inclined surfaces.

[0011] Preferably, a second telescopic rod is installed on a side of the fixing frame away from the rotating shaft, a fixing plate is installed on an end of the second telescopic rod, and a side of the fixing plate away from the fixing frame is an arc-shaped surface.

[0012] The beneficial effects of the utility model are:

[0013] 1) The fourth motor drives the grinding disc to rotate to grind the weld on the tank body, so that the weld on the tank body can be evenly ground, thereby improving the working efficiency of the weld grinding.

[0014] 2) The fixing frame is composed of two staggered U-shaped frames, and the ends of the U-shaped frames are inclined, which is convenient for better fitting with the tank body, increases the contact area between the U-shaped frame and the tank body, and improves the stability of clamping.

[0015] 3) A second telescopic rod is installed on the side of the fixing frame away from the rotating shaft, and a fixing plate is installed on the end of the second telescopic rod. The side of the fixing plate away from the fixing frame is an arc surface. The fixing plate is driven by the second telescopic rod to contact the tank body, thereby further improving the stability of the tank body clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Attached Figure 1 The utility model is a structural schematic diagram of a weld grinding device for tank production.

[0017] Attached Figure 2The utility model is a structural schematic diagram of a supporting mechanism in a weld grinding device for tank production.

[0018] Attached Figure 3 The utility model is a structural schematic diagram of a clamping mechanism in a weld grinding device for tank production.

[0019] Attached Figure 4 The utility model is a structural schematic diagram of a fixing frame in a weld grinding device for tank production.

[0020] Attached Figure 5 The utility model is a structural schematic diagram of a grinding mechanism in a weld grinding device for tank production.

[0021] Attached Figure 6 The utility model is a schematic diagram of the connection relationship between a vertical rod and a horizontal rod of a weld grinding device for tank production.

[0022] In the figure: 1, base; 2, supporting mechanism; 201, supporting plate; 202, first telescopic rod; 203, rotating roller; 204, groove; 3, clamping mechanism; 301, first motor; 302, lead screw; 303, slider; 304, moving rod; 305, rotating shaft; 306, fixing frame; 307, fixing rod; 308, first bevel gear; 309, second bevel gear; 310, housing; 311, second motor; 312, second telescopic rod; 313, fixing plate; 4, grinding mechanism; 401, vertical rod; 402, guide rod; 403, third motor; 404, gear; 405, rack; 406, third telescopic rod; 407, cross bar; 408, grinding disc; 409, fourth motor; 11, first slide groove; 12, second slide groove. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-6 , clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] A weld grinding device for tank body production includes a base 1, a second slide groove 12 is provided at one end of the base 1, a grinding mechanism 4 is installed in the second slide groove 12, a support mechanism 2 is installed in the middle of the base 1, both sides of the support mechanism 2 are installed on the clamping mechanism 3, the support mechanism 2 includes a support plate 201 and a first telescopic rod 202, the number of the first telescopic rods 202 is two and is installed on the base 1, the support plate 201 is installed on the top of the two first telescopic rods 202, an arc groove is provided on the top of the support plate 201, a plurality of grooves 204 are evenly provided in the circumferential direction of the arc groove, and a roller 203 is installed inside the groove 204.

[0026] The clamping mechanism 3 includes a first motor 301, a lead screw 302, a moving rod 304, and a fixed rod 307. A first slide groove 11 is provided on one side of the support mechanism 2 and the base 1. Both ends of the lead screw 302 are rotatably installed in the first groove 204. A slider 303 is threadedly installed on the lead screw 302. The moving rod 304 is installed above the slider 303. The first motor 301 is installed on the side wall of the base 1 close to the first groove 204. The output shaft of the first motor 301 is connected to one end of the lead screw 302. The fixed rod 307 is installed on a side of the base 1 away from the first slide groove 11. A rotating shaft 305 is rotatably installed on the side of the fixed rod 307 opposite to the moving rod 304. A fixing frame 306 is installed on the end of the rotating shaft 305. A driving mechanism is installed on the side of the fixed rod 307 away from the fixing frame 306. The driving mechanism is connected to the rotating shaft 305 on the fixed rod 307.

[0027] The driving mechanism includes a first bevel gear 308, a second bevel gear 309, a second motor 311, and a shell 310. The shell 310 is installed on the fixed rod 307. The second motor 311 is installed on the top of the shell 310. The output shaft of the second motor 311 extends to the inside of the shell 310. The first bevel gear 308 and the second bevel gear 309 are both located inside the shell 310. The first bevel gear 308 is installed on the fixed rod 307 at one end of the rotating shaft 305 away from the fixed frame 306. The second bevel gear 309 is installed on the end of the output shaft of the second motor 311. The second bevel gear 309 is meshed and connected with the first bevel gear 308.

[0028] The fixing frame 306 is composed of two staggered U-shaped frames, and the ends of the U-shaped frames are inclined surfaces, which are convenient for better fitting with the tank body, increase the contact area between the U-shaped frame and the tank body, and improve the stability of clamping. A second telescopic rod 312 is installed on the side of the fixing frame 306 away from the rotating shaft 305, and a fixing plate 313 is installed on the end of the second telescopic rod 312. The side of the fixing plate 313 away from the fixing frame 306 is an arc surface. The fixing plate 313 is driven by the second telescopic rod 312 to contact the tank body, which further improves the stability of the tank body clamping.

[0029] The grinding mechanism 4 includes a vertical rod 401, a guide rod 402, a third motor 403, a gear 404, a rack 405, a third telescopic rod 406, a cross bar 407, a grinding disc 408, and a fourth motor 409. The guide rod 402 is installed in the second slide groove 12, the vertical rod 401 is slidably installed on the vertical rod 401, the third motor 403 is installed on one side of the bottom of the vertical rod 401, the gear 404 is installed on the end of the output shaft of the third motor 403, the rack 405 is installed on one side of the bottom of the second slide groove 12, the gear 404 is meshed and connected with the rack 405, the third telescopic rod 406 is installed on the top of the vertical rod 401, the cross bar 407 is installed on the top of the third telescopic rod 406, the fourth motor 409 is installed on one end of the cross bar 407 away from the third telescopic rod 406, and the grinding disc 408 is installed at the end of the output shaft of the fourth motor 409.

[0030] A weld grinding device for tank production, the working process of which is as follows: the tank to be ground is placed in the arc groove on the support plate 201, the first telescopic rod 202 is operated to move the tank to a suitable height, the first motor 301 is operated to drive the lead screw 302 to rotate, the slider 303 located on the lead screw 302 drives the moving rod 304 to move toward the fixed rod 307, the fixing frame 306 on the moving rod 304 pushes the tank of the support plate 201 toward the fixing frame 306 on the fixed rod 307, so that the two fixing frames 306 are in close contact with both ends of the tank, the second telescopic rod 312 drives the fixing plate 313 to contact the end of the tank to fix the tank, and the second motor 311 is operated to drive the second bevel gear 313 to move toward the fixed rod 307. 09 rotates, the first bevel gear 308 meshes with the second bevel gear 309 to drive the rotating shaft 305 on the fixed rod 307 to rotate, thereby driving the fixing frame 306 on the fixed rod 307 to rotate, and then driving the tank body to rotate as a whole. When the tank body rotates, it contacts the roller 203, and the roller 203 moves accordingly, thereby reducing the friction between the tank body and the support plate 201. The third motor 403 works to drive the gear 404 to rotate, and the gear 404 meshes with the rack 405 to drive the vertical rod 401 to move along the guide rod 402 to the weld. The height of the cross bar 407 is adjusted by the third telescopic rod 406 to make the grinding disc 408 contact the weld. The fourth motor 409 works to drive the grinding disc 408 to rotate to grind the weld.

[0031] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. A weld grinding device for tank production, comprising a base, one end of which is provided with a second slide groove, in which a grinding mechanism is installed, characterized in that: A support mechanism is installed in the middle of the base, and two sides of the support mechanism are installed on the clamping mechanism. The support mechanism includes a support plate and a first telescopic rod. The first telescopic rod is two in number and installed on the base. The support plate is installed on the top of the two first telescopic rods. An arc groove is opened on the top of the support plate. A plurality of grooves are evenly opened in the circumferential direction of the arc groove. A rotating roller is installed inside the groove. The clamping mechanism includes a first motor, a lead screw, a moving rod, and a fixed rod. A first slide groove is opened on one side of the support mechanism and the base. Both ends of the lead screw are rotatably installed in the first groove. A slider is threadedly installed on the lead screw. The moving rod is installed above the slider. The first motor is installed on the side wall of the base close to the first groove. The output shaft of the first motor is connected to one end of the lead screw. The fixed rod is installed on a side of the base away from the first slide groove. A rotating shaft is rotatably installed on the side opposite to the moving rod. A fixing frame is installed on the end of the rotating shaft. A driving mechanism is installed on the side of the fixed rod away from the fixing frame, and the driving mechanism is connected to the rotating shaft on the fixed rod.

2. A weld grinding device for tank production according to claim 1, characterized in that: The driving mechanism includes a first bevel gear, a second bevel gear, a second motor, and a shell. The shell is installed on a fixed rod. The second motor is installed on the top of the shell. The output shaft of the second motor extends to the inside of the shell. The first bevel gear and the second bevel gear are both located inside the shell. The first bevel gear is installed on the end of the rotating shaft on the fixed rod away from the fixed frame. The second bevel gear is installed on the end of the output shaft of the second motor. The second bevel gear is meshed with the first bevel gear.

3. A weld grinding device for tank production according to claim 1, characterized in that: The fixing frame is composed of two staggered U-shaped frames, and the ends of the U-shaped frames are inclined surfaces.

4. A weld grinding device for tank production according to claim 1, characterized in that: A second telescopic rod is installed on a side of the fixing frame away from the rotating shaft, a fixing plate is installed on the end of the second telescopic rod, and a side of the fixing plate away from the fixing frame is an arc surface.

5. A weld grinding device for tank production according to claim 1, characterized in that: The grinding mechanism includes a vertical pole, a guide rod, a third motor, a gear, a rack, a third telescopic rod, a cross bar, a grinding disc, and a fourth motor. The guide rod is installed in the second slide groove, the vertical pole is slidably installed on the vertical pole, the third motor is installed on one side of the bottom of the vertical pole, the gear is installed on the end of the output shaft of the third motor, the rack is installed on one side of the bottom of the second slide groove, the gear is meshed with the rack, the third telescopic rod is installed on the top of the vertical pole, the cross bar is installed on the top of the third telescopic rod, the fourth motor is installed on the end of the cross bar away from the third telescopic rod, and the grinding disc is installed on the end of the output shaft of the fourth motor.

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