Pipe fitting bending device

Abstract

The utility model relates to the technical field of pipe fitting bending, and discloses a pipe fitting bending device which comprises a workbench, the upper surface of the workbench is fixedly connected with a base, one side of the base is fixedly connected with a transverse plate, and the upper surface of the transverse plate is rotationally connected with a rotating rod through a bearing. The top end of the rotating rod is detachably connected with a main bending disc through a bolt, the main bending disc is a semi-incomplete disc, and a gear is fixedly connected to the position, located below the main bending disc, of the rotating rod. According to the bending device, the toothed plate can be driven to move by starting the air cylinder, so that the gear rotates, the main bending disc rotates, the groove part of the main bending disc rotates to the other side, a bent pipe can be conveniently taken down, the phenomenon that the toothed plate and the gear are instably meshed in the operation process can be prevented, and the bending efficiency is improved. And the T-shaped sliding rod slides in the T-shaped groove in the fixed block, so that the moving stability of the toothed plate is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe fitting bending technical field more particularly to a pipe fitting bending device. BACKGROUND

[0002] Pipe fitting is the collective term of the parts in the pipeline system that play the role of connection, control, direction change, flow distribution, sealing and support, however, many pipe fittings need to be bent before use.

[0003] Through the retrieval, the authorized announcement No. CN214235741U of Chinese patent discloses a pipe fitting bending device, the device can drive the conveying cylinder to rotate and make the conveying cylinder can normally run, however, due to the small spacing between the bending disc, and the pipe fitting contacts with the inner wall of the groove of the bending disc, it is more difficult to take down the pipe fitting after completing the bending. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a pipe fitting bending device to solve the problems in the above background art.

[0005] The utility model provides the following technical scheme: a pipe fitting bending device, including the workbench, the upper surface of workbench is fixedly connected with the base, one side of base is fixedly connected with the cross board, the upper surface of cross board is rotatably connected with the rotating lever through the bearing, and the top of rotating lever is detachably connected with the main bending disc through bolt, and the main bending disc is half missing disc, the gear is fixedly connected on the rotating lever and below the main bending disc, one side of base is fixedly connected with the pneumatic cylinder, the output end of pneumatic cylinder is fixedly connected with the connecting plate through one side of base, one side of connecting plate is fixedly connected with the toothed plate, and the toothed plate is engaged with the gear, the upper surface of workbench is rotatably connected with the rotating frame, and the top of rotating frame is detachably connected with the vice bending disc through bolt.

[0006] Further, the upper surface of the cross board is fixedly connected with a fixed block, a T-shaped groove is formed in one side of the fixed block, and a T-shaped slide rod is slidably connected in the T-shaped groove, and one side of the T-shaped slide rod is fixed with one side of the toothed plate.

[0007] Further, the upper surface of the workbench is fixedly connected with a first fixed seat, the top of the first fixed seat is fixedly connected with a first recess, the upper surface of the workbench is fixedly connected with an L-shaped fixed seat, one end of the L-shaped fixed seat is fixedly connected with a second recess, and the centers of the grooves on the first recess and the second recess are on the same horizontal line.

[0008] Further, one side of the rotating frame is fixedly connected with a connecting frame, and one side of the top of the connecting frame is detachably connected with a third recess through a bolt.

[0009] Further, the inner wall of the top of the workbench is fixedly connected with a motor, and one end of a motor output shaft is connected with the rotating frame through the upper surface of the workbench.

[0010] Further, the center of the third recessed block upper groove is at the same horizontal line with the center of the auxiliary bending disc upper groove, and the radius of the grooves is the same.

[0011] Further, the lower surface of the workbench is fixedly connected with a plurality of supporting legs, and the plurality of supporting legs are divided into two symmetrical groups, each group has three supporting legs, and each group is uniformly distributed.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] 1. The utility model discloses a main bending disc and an auxiliary bending disc can be used for bending pipe fittings, and the gear and the toothed plate are used for moving the toothed plate after the pipe frame is bent to drive the gear to rotate, so that the main bending disc rotates and the recessed groove part of the main bending disc rotates to the other side, and the bent pipe fitting is conveniently taken down.

[0014] 2. The utility model discloses a fixing block and a T-shaped slide rod can guide the toothed plate when moving horizontally, prevent the toothed plate and the gear from being unstable during operation, and the T-shaped slide rod slides in the T-shaped groove in the fixing block to increase the stability of the toothed plate.

[0015] 3. The utility model discloses a first recessed block and a second recessed block can right the front half of the pipe fitting, keep the pipe fitting in a horizontal state, prevent the front half of the pipe fitting from being bent during bending, and make the bent part of the pipe fitting consistent with the recessed groove on the main bending disc. DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0017] Figure 2 It is a workbench internal structure schematic view of the utility model.

[0018] Figure 3 It is a local sectional structure schematic view of the utility model.

[0019] Figure 4 It is a local enlarged structure schematic view of the utility model.

[0020] The reference signs are: 1, workbench; 2, first fixed seat; 3, first concave block; 4, L-shaped fixed seat; 5, second concave block; 6, air cylinder; 7, base; 8, cross plate; 9, rotating rod; 10, main bending disc; 11, rotating frame; 12, auxiliary bending disc; 13, motor; 14, connecting frame; 15, third concave block; 16, gear; 17, connecting plate; 18, fixed block; 19, T-shaped groove; 20, T-shaped slide rod; 21, toothed plate. DETAILED DESCRIPTION

[0021] The technical solutions in the utility model will be described clearly and completely below with reference to the drawings in the utility model, and the forms of the structures described in the following embodiments are only examples, and the utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Reference Figures 1-4 The utility model provides a kind of pipe bending device, including workbench 1, the upper surface of workbench 1 is fixedly connected with base 7 by bolt, the side of base 7 is fixedly connected with cross plate 8 by bolt, the upper surface of cross plate 8 is rotatably connected with rotating rod 9 by bearing, the top of rotating rod 9 is detachably connected with main bending disc 10 by bolt, and main bending disc 10 is half missing disc, gear 16 is welded on rotating rod 9 and below main bending disc 10, the side of base 7 is fixedly connected with air cylinder 6 by bolt, the output end of air cylinder 6 is fixedly connected with connecting plate 17 by bolt, the side of connecting plate 17 is fixedly connected with toothed plate 21 by bolt, and toothed plate 21 is engaged with gear 16, the upper surface of workbench 1 is rotatably connected with rotating frame 11, the top of rotating frame 11 is detachably connected with auxiliary bending disc 12 by bolt, by the mutual cooperation of main bending disc 10 and auxiliary bending disc 12, pipe fitting can be bent, and by the mutual cooperation of the gear 16 and the toothed plate 21 provided, after pipe frame bending, gear 6 is started to drive toothed plate 21 to move, so that gear 16 rotates and main bending disc 10 rotates, so that main bending disc 10 groove part rotates to the other side, and then the bent pipe fitting is conveniently removed.

[0023] In the utility model, the upper surface of cross plate 8 is fixedly connected with fixed block 18 by bolt, T-shaped groove 19 is formed in the side of fixed block 18, T-shaped slide rod 20 is slidably connected in T-shaped groove 19, and the side of T-shaped slide rod 20 is fixed with the side of toothed plate 21, by the fixed block 18 and T-shaped slide rod 20 provided, toothed plate 21 can be guided when moving horizontally, to prevent the unstable engagement of toothed plate 21 and gear 16 during operation, and the stability of toothed plate 21 movement is increased by the sliding of T-shaped slide rod 20 in T-shaped groove 19 of fixed block 18.

[0024] It should be noted that the upper surface of the workbench 1 is fixedly connected with the first fixing seat 2 by bolts, the top end of the first fixing seat 2 is fixedly connected with the first recessed block 3 by bolts, the upper surface of the workbench 1 is fixedly connected with the L-shaped fixing seat 4 by bolts, one end of the L-shaped fixing seat 4 is fixedly connected with the second recessed block 5 by bolts, and the centers of the grooves on the first recessed block 3 and the second recessed block 5 are on the same horizontal line. The first recessed block 3 and the second recessed block 5 can right the front half of the pipe fitting, so that the pipe fitting is always in a horizontal state, and the front half of the pipe fitting is prevented from being bent during bending. The bending part of the pipe fitting is consistent with the groove on the main bending disc 10. One side of the rotating frame 11 is fixedly connected with the connecting frame 14 by bolts. One side of the top end of the connecting frame 14 is detachably connected with the third recessed block 15 by bolts. The connecting frame 14 and the third recessed block 15 can right the rear half of the pipe fitting during bending, thereby increasing the stability of the pipe fitting. The top inner wall of the workbench 1 is fixedly connected with the motor 13 by bolts, and one end of the output shaft of the motor 13 penetrates through the upper surface of the workbench 1 and is connected with the rotating frame 11 by a key. The motor 13 can reduce the labor of workers, and the workers do not need to operate the rotating frame 11 manually, thereby saving labor. The center of the groove on the third recessed block 15 and the center of the groove on the auxiliary bending disc 12 are on the same horizontal line, and the radii of the grooves are the same, so that the pipe fitting can keep consistent with the preset bending angle during bending. The lower surface of the workbench 1 is fixedly connected with a plurality of supporting legs by bolts, and the plurality of supporting legs are divided into two symmetrical groups, each group has three supporting legs, and each group is uniformly distributed. The supporting legs can fix the workbench 1 and increase the stability of the workbench 1.

[0025] The utility model in using is divided into following steps:

[0026] S1: before the pipe fitting is bent, the pipe fitting is placed on the first recessed block 3 and the second recessed block 5 to extend, then the motor 13 is started to drive the rotating frame 11 to rotate, and then the auxiliary bending disc 12 is driven to rotate around the main bending disc 10 to bend the pipe fitting;

[0027] S2: after the bending is completed, the motor 13 is reversed to drive the rotating frame 11 to reverse, so that the auxiliary bending disc 12 returns to the starting position, then the cylinder 6 is started to extend, the toothed plate 21 is driven to move horizontally in the reverse direction, the gear 16 engaged with the toothed plate 21 is driven to rotate, the gear 16 is rotated to drive the main bending disc 10 to rotate, and the groove part of the main bending disc 10 is rotated to the other side, thereby facilitating the taking of the bent pipe fitting.

[0028] Finally should be explained a few points is: in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connected", "connection" should be broad, can be mechanical or electrical connection, but also can be two elements inside the communication, can be directly connected, "up", "down", "left", "right" and so on, only for indicating the relative position relationship, when the absolute position of the described object changes, the relative position relationship may change;

[0029] The utility model discloses the embodiment of the drawings, only relate to the structure of the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. A pipe bending apparatus comprising a worktable (1), characterized in that: The upper surface of the workbench (1) is fixedly connected with a base (7), one side of the base (7) is fixedly connected with a horizontal plate (8), the upper surface of the horizontal plate (8) is rotatably connected with a rotating rod (9) through a bearing, the top end of the rotating rod (9) is detachably connected with a main bending disc (10) through a bolt, and the main bending disc (10) is a half missing disc, a gear (16) is fixedly connected to the rotating rod (9) and located below the main bending disc (10), one side of the base (7) is fixedly connected with an air cylinder (6), the output end of the air cylinder (6) is fixedly connected with a connecting plate (17) through one side of the base (7), one side of the connecting plate (17) is fixedly connected with a toothed plate (21), and the toothed plate (21) is engaged with the gear (16), the upper surface of the workbench (1) is rotatably connected with a rotating frame (11), and the top end of the rotating frame (11) is detachably connected with a secondary bending disc (12) through a bolt.

2. A pipe bending apparatus according to claim 1, wherein: The upper surface of the horizontal plate (8) is fixedly connected with a fixed block (18), a T-shaped groove (19) is formed in one side of the fixed block (18), and a T-shaped sliding rod (20) is slidably connected in the T-shaped groove (19), and one side of the T-shaped sliding rod (20) is fixedly connected with one side of the toothed plate (21).

3. A pipe bending apparatus according to claim 1, wherein: The upper surface of the workbench (1) is fixedly connected with a first fixed seat (2), the top end of the first fixed seat (2) is fixedly connected with a first recess block (3), the upper surface of the workbench (1) is fixedly connected with an L-shaped fixed seat (4), one end of the L-shaped fixed seat (4) is fixedly connected with a second recess block (5), and the centers of the grooves on the first recess block (3) and the second recess block (5) are on the same horizontal line.

4. A pipe bending apparatus according to claim 1, wherein: One side of the rotating frame (11) is fixedly connected with a connecting frame (14), and one side of the top end of the connecting frame (14) is detachably connected with a third recess block (15) through a bolt.

5. A pipe bending apparatus according to claim 3, wherein: The top inner wall of the workbench (1) is fixedly connected with a motor (13), and the output shaft of the motor (13) is keyed connected with the rotating frame (11) through the upper surface of the workbench (1).

6. A pipe bending apparatus according to claim 4, wherein: The center of the groove on the third recess block (15) and the center of the groove on the secondary bending disc (12) are on the same horizontal line, and the radii of the grooves are the same.

7. A pipe bending apparatus according to claim 5, wherein: The lower surface of the workbench (1) is fixedly connected with a plurality of supporting legs, and the plurality of supporting legs are divided into two symmetrical groups, each group has three, and each group is evenly distributed.

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