Stainless steel pipe fitting bending device

Abstract

The utility model discloses a stainless steel pipe fitting bending device, and relates to the technical field of stainless steel piece machining, the stainless steel pipe fitting bending device comprises a conveying assembly and a bending assembly, the conveying assembly and the bending assembly are respectively and movably connected at two ends of a rack body, and a support frame is welded at the bottom of the rack body; the bending assembly comprises bending drivers, the bending drivers are symmetrically arranged at the ends of the rack body, a guide roller is movably connected between the two bending drivers, the side face of each bending driver is provided with an anti-tilting limiting seat, and a matching roller is symmetrically and movably connected between the two anti-tilting limiting seats. According to the stainless steel pipe fitting bending device, the stainless steel pipe fitting is bent through rotation of the guide rollers, the groove rollers can roll along with bending of the pipe fitting, and the situation that a large number of scratches are left on the surface in the bending process, and consequently a workpiece is damaged is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel part processing technical field, specifically a stainless steel pipe fitting bending device. BACKGROUND

[0002] Stainless steel pipe fitting bending is a common metal processing technology, mainly used for changing the shape of stainless steel pipe fitting to meet the specific design requirements, and the pipe fitting needs to be placed in the bending machine during bending, and the bending machine applies pressure to the stainless steel pipe fitting through the die to make it bend according to the predetermined angle, and the bent stainless steel pipe fitting is often applied to the bathroom, such as faucet, shower and the like.

[0003] However, in practice, it has been found that the existing bending machine die can only bend a single pipe at a time, and frequent reciprocating movement is required to bend the pipe, which is low in efficiency, and most of the current bending machines bend the pipe by extrusion between the dies, and the pipe is stretched and extruded during the bending process, and the friction between the pipe and the die is easy to leave a large number of scratches on the surface of the pipe, causing damage to the workpiece, and after the end of the pipe is stressed during the bending process, the other end is easy to move upward, and the worker is easy to knock during the processing process, causing safety hazards. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a stainless steel pipe fitting bending device, which can bend the pipe through the groove roller and the guide roller, reduce the friction between the surface of the pipe and the bending mechanism, prevent the surface of the pipe from being damaged, prevent the other end of the pipe from moving upward during the bending process through the anti-uplift limiting seat, and improve the safety of the bending process.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A stainless steel pipe fitting bending device, comprising a conveying assembly and a bending assembly, wherein the conveying assembly and the bending assembly are movably connected at both ends of the rack body, and the bottom of the rack body is welded with a support frame;

[0007] The bending assembly comprises a bending driver, the bending drivers are symmetrically arranged at the ends of the rack body, and a guide roller is movably connected between the two bending drivers, each side of the bending driver is provided with an anti-uplift limiting seat, and a matching roller is symmetrically movably connected between the two anti-uplift limiting seats.

[0008] As a further technical scheme of the utility model, the conveying assembly comprises a groove roller, the groove rollers are movably connected at both ends of the rack body, and the ends of the groove rollers penetrate through the rack body, and the upper part of each groove roller is provided with a positioning groove in a rectangular array.

[0009] As a further technical scheme of the utility model, one end side of the frame body is fixedly connected with a driving motor, the end of the driving motor is in transmission connection with the end of the groove roller, and the other groove roller is in movable connection with the frame body through penetrating the frame body at both ends.

[0010] As a further technical scheme of the utility model, the bending driver includes a rotating seat, a bearing is embedded in the center position of the rotating seat, and the inner ring of the bearing is in interference fit with both ends of the groove roller.

[0011] As a further technical scheme of the utility model, the side of the rotating seat is integrally provided with an extension seat, a sliding cavity is arranged in the extension seat in a rectangular shape, a connecting sliding block is slidably connected in the sliding cavity of the extension seat, the connecting sliding block is movably connected at both ends of the guide roller respectively, and a threaded top rod is screw-connected with the extension seat above the connecting sliding block.

[0012] As a further technical scheme of the utility model, the side of the rotating seat is provided with a speed reducer motor, the side of the speed reducer motor is fixedly connected with a motor support, and the speed reducer motor is fixedly connected with the bottom of the frame body through the motor support.

[0013] As a further technical scheme of the utility model, the end of the speed reducer motor is fixedly connected with a driving gear, the outer side of the rotating seat is integrally provided with a gear tooth corresponding to the driving gear at one end close to the frame body, and the gear tooth on the outer side of the rotating seat is in mesh with the driving gear.

[0014] As a further technical scheme of the utility model, the anti-warping limiting seat includes a driving rack arranged on the side of the driving gear, and the driving rack is in mesh with the driving gear.

[0015] As a further technical scheme of the utility model, the inner side of the driving rack is rectangularly provided with a sliding groove, a fixed sliding seat is placed in the sliding groove, the fixed sliding seat is bolted on both sides of the frame body respectively, and the fixed sliding seat is in sliding fit with the sliding groove.

[0016] As a further technical scheme of the utility model, the end of the driving rack is symmetrically provided with a swing rod on the side close to the frame body, the end of the swing rod is movably connected with the driving rack, and the other end of the driving rack is movably connected with both ends of the cooperating roller.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1. The utility model discloses a first, the output shaft of speed reducer motor drives driving gear rotation, through the meshing of driving gear and the wheel tooth on the rotation seat, makes the rotation seat rotate at the end of the groove roller, thereby drives the rotation of the guide roller above the groove roller, and the groove roller will all roll along with the bending of the pipe fitting, prevent leaving a large number of scratch on the surface when bending, cause the damage of workpiece;

[0019] 2. The utility model discloses drive gear rotation drives driving rack to move downwards simultaneously, and driving rack drives the cooperation roll to move downwards through the swing link, makes the cooperation roll adhere to the surface of pipe fitting and roll, in the bending process of pipe fitting, the other end of pipe fitting is limited, prevents the other end of pipe fitting from lifting upwards when bending, guarantees the safety of staff, improves the security in the use process;

[0020] 3. The utility model discloses rotating screw jack rod, through the thread cooperation between screw jack rod and extension base, makes screw jack rod move in the inside of extension base, and the end of screw jack rod is attached to connecting sliding block, adjusts the position of connecting sliding block in the inside of extension base, and then adjusts the interval between guide roller and groove roller, carries out bending processing to the pipe fitting of different diameters, increases the applicable occasion. ACCURACY OF DRAWINGS

[0021] Figure 1 It is the use state structural schematic drawing of the utility model.

[0022] Figure 2 It is the partial enlarged schematic drawing of the utility model Figure 1 .

[0023] Figure 3 It is the bottom structure schematic drawing of the utility model Figure 1 .

[0024] Figure 4 It is the partial structure schematic drawing of the utility model Figure 1 .

[0025] Figure 5 It is another view of the utility model Figure 4 .

[0026] Figure 6 It is the partial enlarged schematic drawing of the utility model Figure 5 .

[0027] Figure 7 It is the three-dimensional structure schematic drawing of the bending driver in the utility model.

[0028] In the drawing:

[0029] Frame body-1, support frame-2, groove roller-3, drive motor-4, limiting frame-5, self-weight pressure roller-6, bending driver-7, rotating seat-71, extension seat-72, connecting sliding block-73, threaded top rod-74, drive gear-75, speed reducer motor-76, motor support-77, anti-uplift limiting seat-8, drive rack-81, fixed sliding seat-82, swing rod-83, limiting block-84, baffle-85, guide roller-9, matching roller-10. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] Please refer to Figures 1-7 The embodiment of the present application provides a stainless steel pipe fitting bending device, which comprises a conveying assembly and a bending assembly, wherein the conveying assembly and the bending assembly are movably connected at two ends of a frame body 1, and a support frame 2 is welded at the bottom of the frame body 1.

[0032] The bending assembly comprises a bending driver 7, the bending driver 7 is symmetrically arranged at the end of the frame body 1, and a guide roller 9 is movably connected between the two bending drivers 7, and the side surface of each bending driver 7 is provided with an anti-uplift limiting seat 8, and the two anti-uplift limiting seats 8 are symmetrically movably connected with a matching roller 10.

[0033] In the embodiment, the conveying assembly comprises groove rollers 3, the groove rollers 3 are movably connected at two ends of the frame body 1, the pipe fittings are transversely placed on the upper part of the groove rollers 3, and the groove rollers 3 can drive the pipe fittings to move when rotating, and the end part of the groove rollers 3 penetrates the frame body 1, and the upper part of the two groove rollers 3 is provided with a positioning groove in a rectangular array, which plays a role in positioning the pipe fittings, and a plurality of pipe fittings can be processed at one time, thereby improving the processing efficiency.

[0034] In the embodiment, one end side surface of the frame body 1 is fixedly connected with a drive motor 4, the end part of the drive motor 4 is in transmission connection with the end part of any one of the groove rollers 3, and the other end part of the groove roller 3 penetrates the frame body 1 and is movably connected with the bending driver 7.

[0035] In the embodiment, the bending driver 7 comprises a rotating seat 71, a bearing is embedded in the center position of the rotating seat 71, and the inner ring of the bearing is in interference fit with the two end parts of the groove roller 3.

[0036] In the embodiment, the side of the rotating seat 71 is integrally provided with an extension seat 72, the extension seat 72 is provided with a sliding cavity in a rectangular shape, and the sliding cavity of the extension seat 72 is slidably connected with a connecting sliding block 73, the connecting sliding block 73 is movably connected with two ends of the guide roller 9 respectively, and the upper side of the connecting sliding block 73 is provided with a threaded top rod 74 which is threadedly connected with the extension seat 72.

[0037] In the embodiment, the side of the rotating seat 71 is provided with a speed reducer 76, the side of the speed reducer 76 is fixedly connected with a motor support 77, and the speed reducer 76 is fixedly connected with the bottom of the rack body 1 through the motor support 77.

[0038] In the embodiment, the end of the speed reducer 76 is fixedly connected with a driving gear 75, one end of the rotating seat 71 outside close to the rack body 1 is integrally provided with a gear tooth corresponding to the driving gear 75, and the gear tooth outside the rotating seat 71 is meshed with the driving gear 75.

[0039] In the embodiment, the anti-warping limiting seat 8 includes a driving rack 81 arranged on the side of the driving gear 75, and the driving rack 81 is meshed with the driving gear 75.

[0040] In the embodiment, the inner side of the driving rack 81 is provided with a sliding groove in a rectangular shape, and a fixed sliding seat 82 is placed in the sliding groove, the fixed sliding seat 82 is bolted on the two sides of the rack body 1 respectively, and the fixed sliding seat 82 is slidably matched with the sliding groove.

[0041] In the embodiment, the end of the driving rack 81 close to one side of the rack body 1 is symmetrically provided with a swing rod 83, the end of the swing rod 83 is movably connected with the driving rack 81, and the other end of the driving rack 81 is movably connected with two ends of the cooperating roller 10.

[0042] By adopting the above technical scheme, the driving gear 75 and the gear tooth on the rotating seat 71 are meshed with each other, the extension seat 72 on the rotating seat 71 is driven to rotate by the speed reducer 76, the guide roller 9 movably connected in the extension seat 72 and the groove roller 3 movably connected with the bottom are used to bend the pipe, the friction of the pipe during bending can be reduced, the surface of the pipe after bending is prevented from being damaged, a plurality of positioning grooves are arranged on the groove roller 3, a plurality of pipes can be bent at one time, and the bending efficiency of the equipment is improved.

[0043] The bottom between the two swing rods 83 is provided with a limiting block 84, when the swing rod 83 rotates downward, the side surface of the limiting block 84 is contacted, so that the swing rod 83 is always inclined outward, the limiting block 84 is integrally arranged on the side surface of the driving rack 81, the top between the two swing rods 83 is provided with a baffle 85, when the swing rod 83 rotates upward to a certain angle, the side surface of the swing rod 83 is attached to the bottom of the baffle 85, so that the swing rod 83 cannot rotate upward, the baffle 85 is integrally arranged on the side surface of the driving rack 81.

[0044] In the embodiment, the rack body 1 is symmetrically fixed with a limiting frame 5 at the top near one end of the driving motor 4, a self-weight pressure roller 6 is arranged between the two limiting frames 5, the two ends of the self-weight pressure roller 6 are slidably connected with the limiting frames 5, the self-weight pressure roller 6 applies downward pressure on the pipe through its own weight, so as to ensure that the pipe is attached to the groove roller 3.

[0045] In the embodiment, the cross section of the fixed sliding seat 82 is in the shape of an I-beam, and the inner sides of the two ends of the driving rack 81 are clamped on the two sides of the driving rack 81, so as to ensure that the driving rack 81 vertically slides on the side surface of the rack body 1.

[0046] In the embodiment, the motor support 77 is bolted on the bottom of the rack body 1, the reduction motor 76 is fixed on the bottom of the rack body 1, and the motor support 77 is located between the rack body 1 and the support frame 2.

[0047] The output shaft of the driving motor 4 is connected with the end of the groove roller 3 through a shaft coupling, and the self-weight pressure roller 6 and the guide roller 9 are located above the groove roller 3 respectively, so as to extrude the pipe, so that the pipe is attached to the positioning groove in the groove roller 3.

[0048] The working principle of the utility model is: when using, first put the pipe from between the groove roller 3 and the dead weight pressure roller 6, the dead weight pressure roller 6 is pasted on the pipe above through its weight, exerts downward pressure on the pipe, makes multiple pipes correspondingly distribute in the positioning groove on the groove roller 3 in rectangular array, then drive motor 4 drives the groove roller 3 to rotate, pushes the pipe to move to the right side, makes the pipe move to between the groove roller 3 and the guide roller 9 on the other side of the rack body 1, then through the meshing of the driving gear 75 and the outside gear teeth of the rotary seat 71, makes the reduction motor 76 drive the extension seat 72 on the rotary seat 71 to rotate, the connecting sliding block 73 in the extension seat 72 drives the guide roller 9 to rotate with the groove roller 3 as the center, bends the end of the pipe, and in the bending process, the other end of the pipe will move upward under force, when the driving gear 75 rotates, the other side will mesh with the driving rack 81, drives the driving rack 81 to move downward, the swing rod 83 on the driving rack 81 drives the matching roller 10 to paste on the surface of the pipe, and as the bending angle increases, the baffle 85 will limit the swing position of the swing rod 83, so that the matching roller 10 exerts downward pressure on the other end of the pipe, and the bending of the pipe is completed by the bending driver 7, since the groove roller 3 and the guide roller 9 can rotate, as the pipe bends, the groove roller 3 and the guide roller 9 can roll on the surface of the pipe, reduce the friction force suffered by the pipe when bending, prevent the surface of the pipe from being damaged, and multiple pipes can be processed at a time, improve the processing efficiency of the bending equipment.

[0049] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other embodiments without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the scope of the claims.

[0050] Furthermore, it should be understood that, although the present specification is described in terms of embodiments, not every implementation embodies an independent technical solution, and the specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A bending apparatus for stainless steel pipe fittings, characterized by: The utility model provides a kind of bending machine, including conveying assembly and bending assembly, wherein conveying assembly and bending assembly are movably connected at the both ends of rack body (1) respectively, and support frame (2) is welded at the bottom of rack body (1); The bending assembly includes bending drivers (7), which are symmetrically arranged at the ends of the rack body (1), and a guide roller (9) is movably connected between the two bending drivers (7). Each of the bending drivers (7) is provided with an anti-uplift limiting seat (8) on the side surface. Two anti-uplift limiting seats (8) are symmetrically movably connected with a matching roller (10).

2. The apparatus of claim 1, wherein: The conveying assembly includes grooved rollers (3), which are movably connected at the both ends of the rack body (1) respectively, and the ends of the grooved rollers (3) penetrate the rack body (1). The upper surfaces of the two grooved rollers (3) are provided with positioning grooves in a rectangular array.

3. The apparatus of claim 2, wherein: One end of the rack body (1) is fixedly connected with a driving motor (4), and the end of the driving motor (4) is drivingly connected with the end of any one of the grooved rollers (3). The other end of the other grooved roller (3) penetrates the rack body (1) and is movably connected with the bending driver (7).

4. The apparatus of claim 3, wherein: The bending driver (7) includes a rotating seat (71), the center of which is embedded with a bearing, and the inner ring of the bearing is interference-fitted with the two ends of the grooved roller (3).

5. The apparatus of claim 4 wherein: The side surface of the rotating seat (71) is integrally provided with an extension seat (72), which is provided with a sliding cavity in a rectangular shape. A connecting sliding block (73) is slidingly connected in the sliding cavity of the extension seat (72). The connecting sliding block (73) is movably connected at the two ends of the guide roller (9). The upper surface of the connecting sliding block (73) is provided with a threaded top rod (74) which is threadedly connected with the extension seat (72).

6. The apparatus of claim 5 wherein: The side surface of the rotating seat (71) is provided with a reduction motor (76), the side surface of which is fixedly connected with a motor support (77), and the reduction motor (76) is fixedly connected with the bottom of the rack body (1) through the motor support (77).

7. The apparatus of claim 6 wherein: The end of the reduction motor (76) is fixedly connected with a driving gear (75), and the outer side of the rotating seat (71) is integrally provided with a gear tooth corresponding to the driving gear (75) at one end close to the rack body (1). The gear tooth on the outer side of the rotating seat (71) is meshed with the driving gear (75).

8. The apparatus of claim 1 wherein: The anti-uplift limiting seat (8) includes a driving rack (81) arranged on the side surface of the driving gear (75), and the driving rack (81) is meshed with the driving gear (75).

9. The apparatus of claim 8, wherein: The inner side of the driving rack (81) is provided with a sliding groove in a rectangular shape, and a fixed sliding seat (82) is placed in the sliding groove. The fixed sliding seat (82) is bolted on the two sides of the rack body (1), and the fixed sliding seat (82) is slidingly matched with the sliding groove.

10. The apparatus of claim 9, wherein: The end of the driving rack (81) is symmetrically provided with a swing rod (83) at the side close to the rack body (1). The end of the swing rod (83) is movably connected with the driving rack (81), and the other end of the driving rack (81) is movably connected with the two ends of the matching roller (10).

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