Spherical end socket welding equipment

Abstract

The utility model discloses a spherical end socket welding device, which relates to the field of spherical end socket welding and comprises a workbench, a clamping piece is rotatably mounted at the top end of the workbench, a cylindrical body is arranged on one side of the clamping piece, and a welding gun for welding an end socket and a clamping mechanism arranged on the clamping piece are arranged between the clamping piece and the cylindrical body. The clamping mechanism comprises a positioning unit and a resetting unit; and the positioning unit is used for clamping and positioning the end sockets with different sizes. By arranging the clamping mechanism, the positioning rods can be driven to be far away from each other by applying rotating thrust to the rotating ring in the process of placing the end socket into the clamping piece, so that a larger end socket is clamped on the outer side of the end socket by applying the thrust to the positioning rods through the spring after entering the clamping piece; and meanwhile, the axis of the end socket is kept the same as that of the clamping piece, so that the positioning efficiency of the end socket is further improved, and subsequent welding treatment is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of spherical head welding, specifically a spherical head welding equipment. BACKGROUND

[0002] The head refers to the element used to close the end of the container to isolate the internal and external medium, also called end cover. The head of the cylindrical container is generally the shell. According to the shape of the head surface, it can be divided into convex, conical, flat plate and combination, the convex head refers to the head with convex outer surface, the spherical head is also called the spherical crown head, which is formed by the spherical crown part of the spherical shell, including half spherical head and no folded edge spherical head.

[0003] In the prior art, when welding the spherical head, two symmetrical spherical heads are generally placed in the clamping pieces on both sides, the two spherical heads are aligned by axially moving the clamping piece on one side, and then the connecting part of the spherical head is welded by the welding gun. The inner side of the existing clamping piece is fixed in size, which is not convenient for positioning the heads of different sizes. Therefore, the utility model provides a spherical head welding equipment. UTILITY MODEL CONTENT

[0004] The utility model aims at: in order to solve the problem put forward in the prior art, provide a kind of spherical head welding equipment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of spherical head welding equipment, including workbench, the top of the workbench is rotatably installed with clamping piece, one side of the clamping piece is provided with cylindrical body, welding gun for welding head is arranged between the clamping piece and the cylindrical body, clamping mechanism is arranged on the clamping piece;

[0006] The clamping mechanism includes positioning unit, reset unit;

[0007] The positioning unit is used for clamping and positioning the heads of different sizes;

[0008] The reset unit is used to always give the positioning unit a rotational thrust in one direction.

[0009] As a further scheme of the utility model: the positioning unit includes rotating ring, rotating disc, guide slot, guide rod, positioning rod;

[0010] The rotating ring is rotatably installed on the outer wall of the clamping piece, and the rotating ring is used to synchronously drive the rotating disc to rotate;

[0011] The rotating disc is rotatably installed on the inner wall of the clamping piece and fixedly connected with the inner side of the rotating ring through the connecting rod, and the rotating disc is used to synchronously drive the guide slot to rotate circumferentially;

[0012] The guide groove is formed on the outer wall of the turntable, and the guide groove is used to guide the vertical movement of the guide rod;

[0013] The guide rod is vertically slidably mounted on the inner wall of the clamping member and extends to the inner side of the clamping member. The guide rod is used to synchronously drive the positioning rod to move.

[0014] The positioning rod is fixed to the end of the guide rod and is used to clamp and position the end cap.

[0015] As a further improvement of this utility model: the reset unit includes a fixing rod and a spring;

[0016] The fixing rod is fixed to the inner wall of the clamping member, and the fixing rod is used to guide the rotation of the rotating ring;

[0017] The two ends of the spring are respectively engaged with the inner wall of the clamping member and the outer wall of the rotating ring, and the spring is used to provide positioning elastic force for the rotating ring.

[0018] As a further embodiment of this utility model: the rotating ring and the turntable are fixedly connected by a connecting rod, the inner side of the clamping member is provided with a rotating groove for the connecting rod between the rotating ring and the turntable to rotate, and both the clamping member and the inner side of the cylindrical body are provided with slots for placing materials.

[0019] As a further improvement of this utility model: the outer wall of the guide groove is generally inclined, the end of the guide rod matches the inner side of the guide groove, and the inner wall of the clamping member is provided with a sliding groove for the guide rod to move vertically.

[0020] As a further improvement of this utility model: the number of guide grooves is four, and the four guide grooves are evenly distributed circumferentially on the outer wall of the turntable, and the end of the positioning rod is provided with a rubber pad to increase friction.

[0021] As a further embodiment of this utility model: the connecting rod between the rotating ring and the turntable is provided with a groove that matches the outer wall of the fixed rod; the clamping mechanism is symmetrically distributed inside the clamping member and the cylindrical body; a cylinder is installed inside the top of the worktable; the cylinder is connected to a movable rod that can move axially along the inner side of the worktable; and a drive motor that drives the cylindrical body to rotate is installed inside the movable rod.

[0022] Compared with the prior art, the beneficial effects of this utility model are:

[0023] By setting up a clamping mechanism, during the process of placing the end cap into the clamping component, the rotating ring is given a rotational thrust to drive the positioning rods away from each other. After a larger end cap enters the clamping component, the positioning rods are clamped on the outside of the end cap by the thrust of the spring. At the same time, the axis of the end cap and the axis of the clamping component are kept in the same position, which further improves the positioning efficiency of the end cap and facilitates subsequent welding processing. Attached Figure Description

[0024] Fig. 1 This is a schematic diagram of the structure of this utility model;

[0025] Fig. 2 This is a schematic diagram of the installation structure of the positioning rod of this utility model;

[0026] Fig. 3 This is a schematic diagram of the clamping mechanism of this utility model.

[0027] In the diagram: 1. Workbench; 2. Clamping component; 3. Cylindrical body; 4. Welding torch; 5. Clamping mechanism; 501. Rotating ring; 502. Turntable; 503. Guide groove; 504. Guide rod; 505. Positioning rod; 506. Fixing rod; 507. Spring. Detailed Implementation

[0028] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0029] Please see Figs. 1-3 In this embodiment of the utility model, a spherical head welding device includes a workbench 1, a clamping member 2 is rotatably mounted on the top of the workbench 1, a cylindrical body 3 is provided on one side of the clamping member 2, a welding gun 4 for welding the head is provided between the clamping member 2 and the cylindrical body 3, and a clamping mechanism 5 is provided on the clamping member 2.

[0030] The clamping mechanism 5 includes a positioning unit and a reset unit;

[0031] The positioning unit is used to clamp and position heads of different sizes;

[0032] The reset unit is used to always provide the positioning unit with a rotational thrust in one direction;

[0033] The positioning unit includes a rotating ring 501, a turntable 502, a guide groove 503, a guide rod 504, and a positioning rod 505;

[0034] The rotating ring 501 is rotatably mounted on the outer wall of the clamping member 2, and the rotating ring 501 is used to synchronously drive the turntable 502 to rotate.

[0035] Turntable 502 is rotatably mounted on the inner wall of clamping member 2 and is fixedly connected to the inner side of rotating ring 501 via connecting rod. Turntable 502 is used to synchronously drive guide groove 503 to rotate circumferentially.

[0036] A guide groove 503 is formed on the outer wall of the turntable 502, and the guide groove 503 is used to provide guidance for the vertical movement of the guide rod 504;

[0037] The guide rod 504 is vertically slidably installed on the inner wall of the clamping member 2 and extends to the inner side of the clamping member 2. The guide rod 504 is used to synchronously drive the positioning rod 505 to move.

[0038] The positioning rod 505 is fixed to the end of the guide rod 504, and the positioning rod 505 is used to clamp and position the end cap;

[0039] The reset unit includes a fixing rod 506 and a spring 507;

[0040] The fixing rod 506 is fixed to the inner wall of the clamping member 2, and the fixing rod 506 is used to guide the rotation of the rotating ring 501;

[0041] The two ends of the spring 507 are respectively engaged with the inner wall of the clamping member 2 and the outer wall of the rotating ring 501. The spring 507 is used to provide positioning elastic force for the rotating ring 501.

[0042] In this embodiment: when welding of the end cap is required, the half of the end cap to be welded can be placed inside the clamping member 2. Before this, a rotational thrust is applied to the rotating ring 501. The rotating ring 501 will synchronously drive the turntable 502 to rotate through the connecting rod between it and the turntable 502. The rotating turntable 502 synchronously drives the guide grooves 503 distributed on the outer wall to rotate circumferentially. The circumferential rotation of the inclined guide grooves 503 will give a thrust to the guide rods 504 located inside them, causing them to slide vertically away from each other along the inner wall of the clamping member 2. The guide rod 504 moving away will synchronously drive the positioning rod 505 away from each other. At this time, the end cap is placed inside the clamping member 2 and inside the positioning rod 505. When the rotational thrust of the rotating ring 501 is no longer applied, the rotating ring 501 will reset under the action of the spring 507. The reset rotating ring 501 will synchronously drive the positioning rod 505 to move closer to each other. The rubber pad on the transverse plate at the end of the positioning rod 505 will contact the outer wall of the end cap to position the end cap. This facilitates accurate positioning when docking with another end cap, facilitates subsequent welding processing, and further improves work efficiency.

[0043] Please refer to this carefully. Figs. 1-3The rotating ring 501 and the turntable 502 are fixedly connected by a connecting rod. The inner side of the clamping member 2 is provided with a rotating groove for the connecting rod between the rotating ring 501 and the turntable 502 to rotate. Both the clamping member 2 and the inner side of the cylindrical body 3 are provided with slots for placing materials. The outer wall of the guide groove 503 is generally inclined. The end of the guide rod 504 matches the inner side of the guide groove 503. The inner wall of the clamping member 2 is provided with a sliding groove for the vertical movement of the guide rod 504. There are four guide grooves 503. A guide groove 503 is evenly distributed circumferentially on the outer wall of the turntable 502. The end of the positioning rod 505 is provided with a rubber pad to increase friction. The connecting rod between the rotating ring 501 and the turntable 502 is provided with a groove that matches the outer wall of the fixed rod 506. The clamping mechanism 5 is symmetrically distributed inside the clamping member 2 and the cylindrical body 3. A cylinder is installed inside the top of the worktable 1. The cylinder is connected to a movable rod that can move axially along the inner side of the worktable 1. A drive motor that drives the cylindrical body 3 to rotate is installed inside the movable rod.

[0044] In this embodiment, this structure allows the four positioning rods 505 to move closer or further apart under the action of the guide groove 503, thereby clamping and positioning end caps of different sizes, further improving work efficiency.

[0045] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A spherical head welding device, comprising a worktable (1), wherein a clamping member (2) is rotatably mounted on the top of the worktable (1), a cylindrical body (3) is provided on one side of the clamping member (2), and a welding torch (4) for welding the head is provided between the clamping member (2) and the cylindrical body (3), characterized in that, A clamping mechanism (5) is provided on the clamping member (2); The clamping mechanism (5) includes a positioning unit and a reset unit; The positioning unit is used to clamp and position end caps of different sizes; The reset unit is used to always provide the positioning unit with a rotational thrust in one direction.

2. The spherical head welding equipment according to claim 1, characterized in that, The positioning unit includes a rotating ring (501), a turntable (502), a guide groove (503), a guide rod (504), and a positioning rod (505); The rotating ring (501) is rotatably mounted on the outer wall of the clamping member (2), and the rotating ring (501) is used to synchronously drive the turntable (502) to rotate; The turntable (502) is rotatably mounted on the inner wall of the clamping member (2) and is fixedly connected to the inner side of the rotating ring (501) via a connecting rod. The turntable (502) is used to synchronously drive the guide groove (503) to rotate circumferentially. The guide groove (503) is formed on the outer wall of the turntable (502), and the guide groove (503) is used to provide guidance for the vertical movement of the guide rod (504); The guide rod (504) is vertically slidably installed on the inner wall of the clamping member (2) and extends to the inner side of the clamping member (2). The guide rod (504) is used to synchronously drive the positioning rod (505) to move. The positioning rod (505) is fixed to the end of the guide rod (504), and the positioning rod (505) is used to clamp and position the end cap.

3. The spherical head welding equipment according to claim 2, characterized in that, The reset unit includes a fixing rod (506) and a spring (507); The fixing rod (506) is fixed to the inner wall of the clamp (2), and the fixing rod (506) is used to provide guidance for the rotation of the rotating ring (501); The two ends of the spring (507) are respectively engaged with the inner wall of the clamping member (2) and the outer wall of the rotating ring (501). The spring (507) is used to provide positioning elastic force for the rotating ring (501).

4. The spherical head welding equipment according to claim 2, characterized in that, The rotating ring (501) and the turntable (502) are fixedly connected by a connecting rod. The inner side of the clamping member (2) is provided with a rotating groove for the connecting rod between the rotating ring (501) and the turntable (502) to rotate. The inner sides of the clamping member (2) and the cylindrical body (3) are both provided with slots for placing materials.

5. The spherical head welding equipment according to claim 2, characterized in that, The outer wall of the guide groove (503) is inclined, the end of the guide rod (504) matches the inner side of the guide groove (503), and the inner wall of the clamping member (2) is provided with a sliding groove for the guide rod (504) to move vertically.

6. The spherical head welding equipment according to claim 2, characterized in that, The number of guide grooves (503) is four, and the four guide grooves (503) are evenly distributed circumferentially on the outer wall of the turntable (502). The end of the positioning rod (505) is provided with a rubber pad to increase friction.

7. The spherical head welding equipment according to claim 3, characterized in that, The connecting rod between the rotating ring (501) and the turntable (502) is provided with a groove that matches the outer wall of the fixed rod (506). The clamping mechanism (5) is symmetrically distributed inside the clamping member (2) and the cylindrical body (3). A cylinder is installed inside the top of the worktable (1). The cylinder is connected to a movable rod that can move axially along the inner side of the worktable (1). A drive motor that drives the cylindrical body (3) to rotate is installed inside the movable rod.

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