Welded pipe mold for machining special-shaped welded pipe

Abstract

The utility model discloses a welded pipe mould for processing special-shaped welded pipe, which comprises a mould base, a movable seat, mould bodies, toothed lock plates and a positioning mechanism, the mould bodies are arranged on two sides of the top end of the mould base, guide rods are fixed on two sides of the top of the mould base, the movable seat is sleeved on the outer walls of the guide rods, and the toothed lock plates are arranged on the movable seat. A clamping groove is formed in the top end of the movable seat, a clamping block is arranged in the clamping groove, locking grooves are formed in the outer walls of the two sides of the clamping block, driving grooves are formed in the two sides of the interior of the movable seat, gears are installed in the driving grooves, and the toothed locking plate is arranged in the position, below the gears, of the interior of the driving groove. The positioning mechanism is arranged in the center of the top of the mold base and comprises a telescopic driving piece, a push rod, a push block and a positioning rod. The special-shaped welding pipe centering device adopts a split structure, is convenient and quick to disassemble and assemble, can quickly center and position a special-shaped welding pipe, and has a good processing effect.

Description

Technical Field

[0001] The utility model relates to the technical field of special-shaped welded pipe processing, in particular to a welded pipe mould used for special-shaped welded pipe processing. Background Art

[0002] Special-shaped welded pipes, also known as special-shaped seamless steel pipes, are the general term for seamless steel pipes with other cross-sectional shapes except round pipes. Special-shaped flat square welded pipes have a variety of uses, including construction, automobiles, chemicals, aerospace and agriculture. Due to their high strength, strong bearing capacity and corrosion resistance, they are used as manufacturing materials for various equipment to improve the stability and safety of equipment and promote the production efficiency and economic benefits of various industries. Special-shaped welded pipes are usually processed and formed by welding pipe molds.

[0003] The welding pipe mold and the mold base are usually an integrated structure. When different types of special-shaped welded pipes need to be processed, the welding pipe mold and the base need to be replaced as a whole, which is more troublesome. In addition, when processing special-shaped welded pipes, it is inconvenient to adjust the center and quickly position them, so improvement is urgently needed. Utility Model Content

[0004] The utility model aims to provide a welding pipe mould for processing special-shaped welding pipes to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding pipe mold for processing special-shaped welded pipes, comprising a mold base, a movable seat, a mold body, a toothed locking plate and a positioning mechanism, wherein the mold bodies are arranged on both sides of the top of the mold base, and guide rods are fixed on both sides of the top of the mold base, the movable seat is sleeved on the outer wall of the guide rod, the movable seat is slidably connected with the guide rod, and a card slot is arranged on the top of the movable seat, a card block is arranged inside the card slot, the card block is welded to the mold body, and locking slots are arranged on the outer walls on both sides of the card block, driving slots are arranged on both sides of the movable seat, the driving slot is communicated with the card slot, and a gear is installed inside the driving slot, the toothed locking plate is arranged inside the driving slot below the gear, one end of the toothed locking plate is engaged with the locking slot, and the positioning mechanism is arranged at the center position of the top of the mold base, the positioning mechanism comprises a telescopic driving member, a push rod, a push block, and a positioning rod, the telescopic driving member is installed on the outer wall of the top of the mold base, the push rod is fixed to the output end of the telescopic driving member, and the positioning rod is fixed to one end of the push rod through the push block.

[0006] Preferably, a bidirectional screw is installed inside the mold base, and threaded sliders are threadedly mounted on the outer walls on both sides of the bidirectional screw. The threaded sliders are fixedly connected to the movable seat and are used for driving the movable seat.

[0007] Preferably, a hood is fixed on the outer wall of one end of the mold base, and a rotating drive member is installed inside the hood, and the output end of the rotating drive member extends to the inside of the mold base and is fixedly connected to the bidirectional screw rod for driving the bidirectional screw rod.

[0008] Preferably, a through slot is provided at the center position of the top of the mold base, and the top end of the positioning rod passes through the through slot and extends to the top of the mold base.

[0009] Preferably, a cooling water cavity is provided inside the mold body to facilitate cooling of the special-shaped welded pipe so as to quickly shape it.

[0010] Preferably, a water inlet pipe is installed at the top of the mold body, and a water outlet pipe is installed on the outer wall of the bottom of the mold body, and the water inlet pipe and the water outlet pipe are both connected to the cooling water cavity for the introduction and discharge of cold water.

[0011] Preferably, the gear is tightly meshed with the toothed locking plate.

[0012] Preferably, a knob is installed on the outer wall of the movable seat at the position of the gear, and one end of the knob extends to the inside of the driving groove and is fixedly connected to the gear to facilitate the rotation of the gear.

[0013] Preferably, a limiting slide groove is provided at the bottom of the driving groove below the toothed locking plate, and a limiting slider is fixed to the bottom end of the toothed locking plate, and the limiting slider is slidably connected to the limiting slide groove to guide and limit the movement of the toothed locking plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The welded pipe blank is placed on the top of the mold base between the mold bodies. The telescopic drive member drives the two sets of positioning rods to translate synchronously through the push rod and the push block. The positioning rod translates outward and presses against the center of the inner wall of the welded pipe blank, so that the welded pipe blank can be quickly adjusted to the center position of the top of the mold base and the welded pipe blank is positioned. The mold body is closed and the welded pipe blank is squeezed to form the welded pipe blank inside the mold body. The welded pipe blank is processed into a special-shaped flat square welded pipe. When the mold body needs to be replaced, the welded pipe blank is replaced by the mold body. By turning the gear through the knob, the gear drives the toothed locking plate to translate so that one end of it moves out of the locking groove. The toothed locking plate drives the limiting slider to slide along the limiting sliding groove, and then the mold body is lifted up to make the clamping block at the bottom disengage from the clamping groove at the top of the movable seat. The mold body can be separated from the movable seat, and then the mold body can be removed separately from the mold base, and then a mold body of a different model can be replaced. The mold adopts a split structure, which is easy and quick to disassemble and assemble. It is convenient to replace according to the model of the processed special-shaped welded pipe, and it is flexible and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of an enlarged side cross-sectional structure of the mold body of the utility model;

[0018] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0019] Figure 4 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 5 It is a schematic diagram of an enlarged cross-sectional top view of the mold body of the utility model;

[0021] Figure 6 It is a side-view enlarged structural schematic diagram of the positioning mechanism of the utility model.

[0022] In the figure: 1. mold base; 2. bidirectional screw rod; 3. threaded slider; 4. guide rod; 5. movable seat; 6. mold body; 601. water inlet pipe; 602. water outlet pipe; 603. cooling water chamber; 7. machine cover; 8. rotating drive member; 9. slot; 10. block; 1001. lock slot; 11. drive slot; 12. gear; 1201. knob; 13. toothed lock plate; 14. limit slide slot; 15. limit slider; 16. through slot; 17. positioning mechanism; 1701. telescopic drive member; 1702. push rod; 1703. push block; 1704. positioning rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in the field without creative work based on the embodiments of the utility model shall fall within the scope of protection of the utility model.

[0024] See also Figure 1-6, the utility model provides an embodiment: a welding pipe mold for processing special-shaped welded pipes, including a mold base 1, a movable seat 5, a mold body 6, a toothed locking plate 13 and a positioning mechanism 17, the mold body 6 is arranged on both sides of the top of the mold base 1, and guide rods 4 are fixed on both sides of the top of the mold base 1, the movable seat 5 is sleeved on the outer wall of the guide rod 4, the movable seat 5 is slidably connected with the guide rod 4, and a clamping groove 9 is arranged on the top of the movable seat 5, a clamping block 10 is arranged inside the clamping groove 9, the clamping block 10 is welded to the mold body 6, and locking grooves 1001 are arranged on the outer walls of both sides of the clamping block 10, and driving grooves 11 are arranged on both sides of the movable seat 5, the driving groove 11 is connected with the clamping groove 9, and a gear 12 is installed inside the driving groove 11, and the toothed locking plate 13 is arranged inside the driving groove 11 below the gear 12, and one end of the toothed locking plate 13 is clamped with the locking groove 1001;

[0025] Specifically, the gear 12 is rotated by the knob 1201, and the gear 12 drives the toothed locking plate 13 to translate, so that one end of the toothed locking plate 13 moves out of the locking groove 1001, and the toothed locking plate 13 drives the limiting slider 15 to slide along the limiting sliding groove 14, and then the mold body 6 is lifted up to make the clamping block 10 at the bottom thereof disengage from the clamping groove 9 at the top of the movable seat 5, so that the mold body 6 and the movable seat 5 can be separated, and then the mold body 6 can be removed from the mold base 1 separately, and then a mold body 6 of a different type can be replaced;

[0026] The positioning mechanism 17 is arranged at the center position of the top of the mold base 1;

[0027] The positioning mechanism 17 includes a telescopic driving member 1701, a push rod 1702, a push block 1703, and a positioning rod 1704. The telescopic driving member 1701 is mounted on the outer wall of the top of the mold base 1, the push rod 1702 is fixed to the output end of the telescopic driving member 1701, and the positioning rod 1704 is fixed to one end of the push rod 1702 through the push block 1703;

[0028] Specifically, the telescopic driving member 1701 drives the two groups of positioning rods 1704 to translate synchronously through the push rod 1702 and the push block 1703, and the positioning rods 1704 translate outward and abut against the center of the inner wall of the welded pipe blank, thereby facilitating the rapid adjustment of the welded pipe blank to the center position of the top of the mold base 1 and positioning the welded pipe blank;

[0029] A bidirectional screw rod 2 is installed inside the mold base 1, and threaded sliders 3 are threadedly sleeved on the outer walls on both sides of the bidirectional screw rod 2, and the threaded sliders 3 are fixedly connected to the movable seat 5;

[0030] A hood 7 is fixed on the outer wall of one end of the mold base 1, and a rotary drive member 8 is installed inside the hood 7, and the output end of the rotary drive member 8 extends to the inside of the mold base 1 and is fixedly connected to the bidirectional screw rod 2;

[0031] Specifically, the rotating drive member 8 inside the hood 7 drives the bidirectional screw 2 to rotate, so that the threaded slider 3 drives the movable seat 5 to translate from both sides to the center, and the movable seat 5 slides along the guide rod 4 and drives the mold body 6 to move synchronously, and the mold body 6 closes the mold and extrude the weld pipe blank, so that the weld pipe blank is formed inside the mold body 6, and the weld pipe blank is processed into a special-shaped flat square weld pipe. In the process of closing the mold body 6, the telescopic drive member 1701 drives the positioning rod 1704 to move to the center position of the top of the mold base 1, so that the positioning rod 1704 will not interfere with the forming of the special-shaped weld pipe;

[0032] A through slot 16 is provided at the center of the top of the mold base 1, and the top end of the positioning rod 1704 passes through the through slot 16 and extends to the top of the mold base 1;

[0033] A cooling water chamber 603 is provided inside the mold body 6;

[0034] A water inlet pipe 601 is installed at the top of the mold body 6, and a water outlet pipe 602 is installed on the outer wall of the bottom of the mold body 6, and the water inlet pipe 601 and the water outlet pipe 602 are both connected to the cooling water cavity 603;

[0035] Specifically, cold water is injected into the cooling water chamber 603 through the water inlet pipe 601, and the cold water quickly cools the special-shaped welded pipe inside the mold body 6, so that it cools and sets;

[0036] The gear 12 is tightly meshed with the toothed locking plate 13;

[0037] A knob 1201 is installed on the outer wall of the movable seat 5 at the position of the gear 12, and one end of the knob 1201 extends into the interior of the driving slot 11 and is fixedly connected to the gear 12;

[0038] A limiting slide groove 14 is arranged at the bottom of the driving groove 11 below the toothed locking plate 13 , and a limiting slider 15 is fixed to the bottom end of the toothed locking plate 13 , and the limiting slider 15 is slidably connected to the limiting slide groove 14 .

[0039] When the embodiment of the present application is in use: first, the welded pipe blank is placed on the top of the mold base 1 between the mold bodies 6; secondly, the telescopic driving member 1701 drives the two groups of 1704 positioning rods to translate synchronously through the push rod 1702 and the push block 1703; the 1704 positioning rods translate outward and abut against the center of the inner wall of the welded pipe blank, thereby facilitating the rapid adjustment of the welded pipe blank to the center position of the top of the mold base 1 and positioning the welded pipe blank; then, the rotating driving member 8 inside the hood 7 drives the bidirectional screw rod 2 to rotate, so that the threaded slider 3 drives the movable seat 5 to translate from both sides to the center; the movable seat 5 slides along the guide rod 4 and drives the mold body 6 to move synchronously; the mold body 6 closes the mold and extrude the welded pipe blank, so that the welded pipe blank is formed inside the mold body 6, and the welded pipe blank is processed into a special-shaped flat square welded pipe; during the closing process of the mold body 6, the telescopic driving member 1701 drives the positioning rod 1704 to move to the center position of the top of the mold base 1, so that the positioning rod 170 4 will not interfere with the forming of the special-shaped welded pipe. Next, cold water is injected into the cooling water chamber 603 through the water inlet pipe 601. The cold water quickly cools the special-shaped welded pipe inside the mold body 6 to cool and shape it. Finally, the rotating drive member 8 drives the bidirectional screw 2 to rotate in the opposite direction, so that the mold body 6 is separated and the special-shaped welded pipe is taken out. When the mold body 6 needs to be replaced, the gear 12 is rotated by the knob 1201, and the gear 12 drives the toothed locking plate 13 to translate so that one end of it is removed from the locking groove 10 01, the toothed locking plate 13 drives the limiting slider 15 to slide along the limiting slide groove 14, and then the mold body 6 is lifted up to make the clamping block 10 at the bottom thereof disengage from the clamping groove 9 at the top of the movable seat 5, so that the mold body 6 and the movable seat 5 can be separated, and then the mold body 6 can be removed separately from the mold base 1, and then a mold body 6 of a different type can be replaced. The mold adopts a split structure, which is convenient and quick to disassemble and assemble, and is convenient to replace according to the model of the processed special-shaped welded pipe, and is flexible and convenient to use.

[0040] In the present invention, terms such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "side", "bottom" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are relational words determined only for the convenience of describing the structural relationships of the various parts or elements of the present invention, and do not specifically refer to any part or element in the present invention and cannot be understood as limitations on the present invention.

Claims

1. A welding pipe mold for processing special-shaped welded pipes, characterized in that: The mold base (1) comprises a mold body (6), a movable seat (5), a mold body (6), a toothed locking plate (13) and a positioning mechanism (17), wherein the mold body (6) is arranged on both sides of the top of the mold base (1), guide rods (4) are fixed on both sides of the top of the mold base (1), the movable seat (5) is sleeved on the outer wall of the guide rod (4), the movable seat (5) is slidably connected to the guide rod (4), and a clamping groove (9) is arranged on the top of the movable seat (5), a clamping block (10) is arranged inside the clamping groove (9), the clamping block (10) is welded to the mold body (6), and locking grooves (1001) are arranged on the outer walls of both sides of the clamping block (10), and driving grooves (11) are arranged on both sides of the inside of the movable seat (5), and the driving groove (11) is connected to the clamping groove (9). The mold base (1) is connected to the mold base (1), and a gear (12) is installed inside the driving groove (11); the toothed locking plate (13) is arranged inside the driving groove (11) below the gear (12); one end of the toothed locking plate (13) is engaged with the locking groove (1001); the positioning mechanism (17) is arranged at the center position of the top of the mold base (1); the positioning mechanism (17) comprises a telescopic driving member (1701), a push rod (1702), a push block (1703), and a positioning rod (1704); the telescopic driving member (1701) is installed on the outer wall of the top of the mold base (1); the push rod (1702) is fixed to the output end of the telescopic driving member (1701); and the positioning rod (1704) is fixed to one end of the push rod (1702) through the push block (1703).

2. A welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A bidirectional screw rod (2) is installed inside the mold base (1), and threaded sliders (3) are threadedly sleeved on the outer walls on both sides of the bidirectional screw rod (2), and the threaded sliders (3) are fixedly connected to the movable seat (5).

3. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A hood (7) is fixed on the outer wall of one end of the mold base (1), and a rotary drive member (8) is installed inside the hood (7), and an output end of the rotary drive member (8) extends to the inside of the mold base (1) and is fixedly connected to the bidirectional screw rod (2).

4. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A through slot (16) is provided at the center position of the top of the mold base (1), and the top end of the positioning rod (1704) passes through the through slot (16) and extends to the top of the mold base (1).

5. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A cooling water cavity (603) is provided inside the mold body (6).

6. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A water inlet pipe (601) is installed at the top of the mold body (6), and a water outlet pipe (602) is installed on the outer wall of the bottom of the mold body (6), and the water inlet pipe (601) and the water outlet pipe (602) are both connected to the cooling water cavity (603).

7. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: The gear (12) is tightly meshed with the toothed locking plate (13).

8. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A knob (1201) is mounted on the outer wall of the movable seat (5) at the position of the gear (12), and one end of the knob (1201) extends into the interior of the driving slot (11) and is fixedly connected to the gear (12).

9. The welding pipe mold for processing special-shaped welded pipes according to claim 1, characterized in that: A limiting slide groove (14) is provided at the bottom of the driving groove (11) below the toothed locking plate (13), and a limiting slider (15) is fixed at the bottom end of the toothed locking plate (13), and the limiting slider (15) is slidably connected to the limiting slide groove (14).

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