CN219052532U - Copper pipe bending machine for heat exchanger - Google Patents

Abstract

The utility model relates to the technical field of pipe bending machines and discloses a copper pipe bending machine of a heat exchanger, which comprises a bottom plate and a support column, wherein the support column is fixedly arranged on the upper surface of the bottom plate, a mounting disc, a dial and a first clamping die are fixedly sleeved on the wall of a support column rod, two bearings are symmetrically and fixedly arranged on the side wall of the support column rod, a rotary pipe is fixedly sleeved on the side walls of the two bearings, an L-shaped rod is fixedly arranged on the side wall of the rotary pipe, a first sliding plate is rotatably connected with the wall of the support column rod, the end part of the L-shaped rod is fixedly connected with the lower surface of the first sliding plate, a first mounting plate is fixedly arranged on the upper surface of the first sliding plate, a first lead screw is rotatably connected with the side part of the first mounting plate, a first threaded sliding block is in threaded connection with the wall of a first screw rod, and a U-shaped block is fixedly arranged on the upper surface of the first threaded sliding block. The utility model can continuously bend the copper pipe of the heat exchanger and can control the bending angle of the copper pipe.

Description

Copper pipe bending machine for heat exchanger

technical field

The utility model relates to the technical field of pipe benders, in particular to a copper pipe bender for heat exchangers.

Background technique

Pipe benders can be roughly divided into CNC pipe benders, hydraulic pipe benders, etc. They are mainly used for laying and repairing pipes in electric power construction, highway and railway construction, boilers, bridges, ships, furniture, decoration, etc. It has the advantages of reasonable structure and simple operation.

The copper tubes of the current heat exchanger need to be bent before installation, but the current tube bending machines cannot bend the copper tubes continuously, and cannot bend the copper tubes at precise angles, which makes the bending efficiency of the copper tubes low and the accuracy is relatively low. Low, which in turn affects the application of copper tubes in heat exchangers.

Utility model content

The purpose of this utility model is to solve the problem that the copper pipe bending machine of the heat exchanger in the prior art cannot continuously bend the copper pipe, and cannot bend the copper pipe at an accurate angle, which affects the application of the copper pipe in the heat exchanger. A copper tube bending machine for heat exchangers is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

A copper tube bending machine for a heat exchanger, comprising a bottom plate and a pillar, the upper surface of the bottom plate is fixedly installed with a pillar, and the wall of the pillar rod is fixedly sleeved with a mounting plate, a dial, a first clamping die and two bearings , the upper surface of the bottom plate is fixedly provided with a drive mechanism, the two bearing side walls are fixedly sleeved with rotating tubes, the side walls of the rotating tubes are fixedly installed with L-shaped rods, and the wall of the pillar rod is rotatably connected with a first slide plate , the end of the L-shaped rod is fixedly connected to the lower surface of the first slide plate, the first mounting plate is fixedly installed on the upper surface of the first slide plate, and the first screw is connected to the side of the first mounting plate in rotation, and the The end of the first lead screw penetrates through the side of the first mounting plate and is fixedly connected with the first rocker. The upper surface of the slide plate is in sliding contact, and a U-shaped block is fixedly installed on the upper surface of the first threaded slider, and a second clamping mold is rotatably connected inside the U-shaped block, and a pushing mechanism is provided on the upper surface of the mounting plate.

Preferably, the pushing mechanism includes a second mounting plate, a second sliding plate, a second lead screw, a second threaded slider and a second handle, the upper surface of the mounting plate is fixedly mounted with the second mounting plate, and the first The side of the second mounting plate is fixedly installed with a second slide plate, the side of the second mounting plate is rotatably connected with a second lead screw, and the end of the second lead screw penetrates through the side of the second mounting plate and is fixedly installed with a second rocker The wall of the second screw lever is threaded with a second threaded slider, the lower surface of the second threaded slider is in sliding contact with the upper surface of the second slide plate, and the upper surface of the second threaded slider is provided with a clamping mechanism .

Preferably, the drive mechanism includes a fixed plate, a third lead screw, a motor, a third slide plate, a third threaded slider, a rack and a gear, and two fixed plates are symmetrically fixed on the upper surface of the bottom plate, and the two fixed plates are A third lead screw is rotatably connected between the fixed plates, and a motor is rotatably connected to the side of one of the fixed plates, and the output end of the motor runs through one of the fixed plates and is fixedly connected to the end of the third lead screw. A third slide plate is fixedly installed between the fixed plates, and the wall of the third screw lever is screwed with a third thread slider, and the side part of the third thread slide block is in sliding contact with the side part of the third slide plate. A rack is fixedly installed on the side of the threaded slider, and a gear is fixedly sleeved on the side of the rotating tube, and the rack is meshed with the gear.

Preferably, the clamping mechanism includes a mounting block, a fixing block and a bolt, the mounting block is fixedly installed on the upper surface of the second threaded slider, and two fixing blocks are symmetrically fixed on the upper surface of the mounting block, and the two fixing blocks are Bolts are threaded inside the fixed block.

Preferably, the length of the rack is equal to the circumference of the gear.

Preferably, rubber heads are fixedly installed on the ends of the bolts.

Compared with the prior art, the utility model provides a copper pipe bending machine for heat exchangers, which has the following beneficial effects:

1. The copper tube bending machine of the heat exchanger clamps and pushes the copper tube through the pushing structure and clamping mechanism arranged on the upper surface of the mounting plate to facilitate continuous bending of the copper tube. When the copper tube needs to be bent When bending, turn the bolt on the side of the fixing block to clamp the copper pipe, so as to prevent the copper pipe from being displaced when the copper pipe is bent. The second crank handle drives the second lead screw to rotate, drives the second thread slider to slide along the wall of the second screw lever, and drives the clamping mechanism to move, thereby pushing the copper pipe to be bent into the first clamping die and the second clamping die Between, in order to complete the continuous bending of the copper tube.

2. The copper tube bending machine of the heat exchanger bends the copper tube through the first clamping die set on the wall of the pillar rod and the second clamping die inside the U-shaped block. After the copper tube is fixed by the clamping mechanism , use the push mechanism to push the required bend of the copper pipe between the first clamping die and the second clamping die, shake the second handle, drive the first lead screw and the first threaded slider, and thus drive the inner part of the U-shaped block The second clamping mold clamps the copper pipe, the motor rotates, drives the third screw to rotate, drives the third thread slider to slide along the wall of the third screw lever, thereby drives the rack to move, and then drives the gear meshed with the rack to rotate , to drive the rotating tube to rotate, and to drive the L-shaped rod to rotate, thereby driving the first slide plate to rotate around the pillar, and then driving the second clamping mold to rotate, and the second clamping mold to rotate around the surface of the copper tube. bending.

3. The copper pipe bending machine of the heat exchanger prevents damage to the surface of the copper pipe through the rubber head arranged at the end of the bolt. The rubber head is installed at the end of the bolt, which can prevent the bolt from Cause damage to the copper pipe surface.

The parts not involved in the device are the same as the prior art or can be realized by adopting the prior art. The utility model can continuously bend the copper tube of the heat exchanger and can control the bending angle of the copper tube.

Description of drawings

Fig. 1 is the structural representation of the copper pipe bender of a kind of heat exchanger that the utility model proposes;

Fig. 2 is a right view structural representation of a copper pipe bender for a heat exchanger proposed by the utility model;

Fig. 3 is a top view structure schematic diagram of a copper pipe bender for a heat exchanger proposed by the utility model;

Fig. 4 is a partial top view structure schematic diagram of a copper tube bending machine for a heat exchanger proposed by the utility model;

FIG. 5 is an enlarged view of the structure of part A in FIG. 3 .

In the figure: 1 base plate, 2 pillars, 3 mounting plate, 4 dial, 5 first clamping mold, 6 bearing, 7 rotating tube, 8 L-shaped rod, 9 first slide plate, 10 first mounting plate, 11 first lead screw , 12 the first handle, 13 the first threaded slider, 14 U-shaped block, 15 the second clamping mold, 16 the second mounting plate, 17 the second slide plate, 18 the second lead screw, 19 the second threaded slider, 20 the second Two rocking handles, 21 fixed plates, 22 the third leading screw, 23 motors, 24 the 3rd slide plate, 25 the 3rd thread slide block, 26 racks, 27 gears, 28 mounting blocks, 29 fixed blocks, 30 bolts.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Referring to Figures 1-5, a heat exchanger copper tube bending machine includes a bottom plate 1 and a pillar 2, the upper surface of the bottom plate 1 is fixedly mounted with a pillar 2, and the pole wall of the pillar 2 is fixedly sleeved with a mounting plate 3 and a dial 4 1. The first clamping mold 5 and two bearings 6, the upper surface of the bottom plate 1 is fixedly provided with a driving mechanism, the side walls of the two bearings 6 are fixedly sleeved with a rotating tube 7, and the side walls of the rotating tube 7 are fixedly installed with an L-shaped rod 8, a pillar 2 The rod wall is rotatably connected to the first slide plate 9, the end of the L-shaped rod 8 is fixedly connected to the lower surface of the first slide plate 9, the upper surface of the first slide plate 9 is fixedly mounted with the first mounting plate 10, and the side of the first mounting plate 10 rotates Connected with a first lead screw 11, the end of the first lead screw 11 penetrates through the side of the first mounting plate 10 and is fixedly connected with a first handle 12, and the first lead screw 11 is threaded with a first threaded slider 13, The lower surface of the first threaded slider 13 is in sliding contact with the upper surface of the first slide plate 9, and the upper surface of the first threaded slider 13 is fixedly installed with a U-shaped block 14, and the inside of the U-shaped block 14 is rotatably connected with the second clamping mold 15, and the mounting plate 3 The upper surface is provided with a pushing mechanism. After the copper pipe is fixed by the clamping mechanism, the required bending part of the copper pipe is pushed to between the first clamping die 5 and the second clamping die 15 by using the pushing mechanism, and the second crank handle 20 is shaken. , driving the first lead screw 11 and the first threaded slider 13, thereby driving the second clamping die 15 inside the U-shaped block 14, clamping the copper pipe, and driving the driving mechanism to drive the first slide plate 9 to rotate around the pillar 2, Then drive the second clamping die 15 to rotate, the second clamping die 15 rotates around the surface of the copper tube, and compares the dial 4 to bend the copper tube at a precise angle.

The pushing mechanism comprises a second mounting plate 16, a second slide plate 17, a second lead screw 18, a second threaded slide block 19 and a second handle 20, and the upper surface of the mounting plate 3 is fixedly equipped with the second mounting plate 16, and the second mounting plate 16 The side of the plate 16 is fixedly equipped with a second slide plate 17, the side of the second mounting plate 16 is rotatably connected with a second lead screw 18, and the end of the second lead screw 18 penetrates through the side of the second mounting plate 16 and is fixedly installed with a second rocker. The handle 20 and the second lead screw 18 are threadedly connected with a second threaded slider 19, the lower surface of the second threaded slider 19 is in sliding contact with the upper surface of the second slide plate 17, and the upper surface of the second threaded slider 19 is provided with a clamping Mechanism, after using the clamping mechanism to clamp the copper tube, when the copper tube needs to be bent, turn the bolt 30 on the side of the fixing block 29 to clamp the copper tube, when the copper tube is bent at one place, it is necessary to bend the copper tube When the tube is continuously bent, shake the second handle 20 to drive the second screw 18 to rotate, drive the second threaded slider 19 to slide along the wall of the second screw 18, and drive the clamping mechanism to move, so that the copper tube needs to be bent Push it between the first clamping die 5 and the second clamping die 15 to complete the continuous bending of the copper tube.

Drive mechanism comprises fixed plate 21, the 3rd leading screw 22, motor 23, the 3rd slide plate 24, the 3rd thread slide block 25, tooth bar 26 and gear 27, base plate 1 upper surface is symmetrically fixedly installed with two fixed plates 21, two A third lead screw 22 is rotatably connected between the two fixed plates 21, a motor 23 is rotatably connected to the side of one of the fixed plates 21, and the output end of the motor 23 runs through one of the fixed plates 21 and is fixedly connected to the end of the third lead screw 22. A third slide plate 24 is fixedly installed between the two fixed plates 21, and the wall of the third lead screw 22 is threadedly connected with a third threaded slider 25, and the side of the third threaded slider 25 is in sliding contact with the side of the third slide plate 24. The side of the third threaded slider 25 is fixedly equipped with a rack 26, and the side of the rotating tube 7 is fixedly sleeved with a gear 27, and the rack 26 is engaged with the gear 27. When the copper pipe needs to be bent somewhere, the motor 23 rotates. Drive the third lead screw 22 to rotate, drive the third threaded slider 25 to slide along the wall of the third lead screw 22, thereby drive the rack 26 to move, and then drive the gear 27 meshed with the rack 26 to rotate, and drive the rotating tube 7 to rotate, Drive the L-shaped rod 8 to rotate, thereby driving the first slide plate 9 to rotate around the pillar 2, and then drive the second clamping die 15 to rotate, thereby completing the bending of the copper tube; the length of the rack 26 is equal to the circumference of the gear 27, so that the motor 23 can Drive the rotating tube 7 to rotate 360 degrees, and cooperate with the dial 4 to complete the precise angle bending of the copper tube.

The clamping mechanism includes a mounting block 28, a fixed block 29 and a bolt 30, the second threaded slide block 19 upper surface is fixedly installed with the mounting block 28, and the upper surface of the mounting block 28 is symmetrically fixed with two fixed blocks 29, and the two fixed blocks 29 There are bolts 30 in the internal threaded connection. When the copper pipe needs to be clamped, the copper pipe is put between two fixed blocks 29, and the bolts 30 on the sides of the two fixed plates 29 are rotated so that the ends of the bolts 30 are aligned with the copper pipe side. part contact, so that the bolt 30 clamps the copper tube to prevent the copper tube from being displaced when the copper tube is bent; the end of the bolt 30 is fixed with a rubber head, which can prevent the bolt 30 from clamping the copper tube. Cause damage to the copper pipe surface.

In the utility model, when the copper pipe needs to be bent, put the copper pipe between the two fixing blocks 29, rotate the bolts 30 on the sides of the two fixing plates 29, so that the ends of the bolts 30 are in contact with the sides of the copper pipe , so that the bolt 30 clamps the copper pipe to prevent the copper pipe from being displaced when the copper pipe is bent; the motor 23 rotates to drive the third lead screw 22 to rotate, and drives the third thread slider 25 to move along the third lead screw 22 The rod wall slides, thereby driving the rack 26 to move, and then driving the gear 27 meshing with the rack 26 to rotate, driving the rotating tube 7 to rotate, driving the L-shaped rod 8 to rotate, thereby driving the second clamping mold 15 inside the U-shaped block 14, Clamp the copper tube, and the driving mechanism runs, thereby driving the first slide plate 9 to rotate around the pillar 2, and then driving the second clamping die 15 to rotate, and the second clamping die 15 to rotate around the surface of the copper tube, and compare the dial 4 to carry out the adjustment of the copper tube. Bending at precise angles; when continuous bending of the copper pipe is required, shake the second handle 20 to drive the second screw 18 to rotate, drive the second thread slider 19 to slide along the wall of the second screw 18, and drive the clamping mechanism Movement, thereby pushing the place where the copper pipe needs to be bent into between the first clamping die 5 and the second clamping die 15, to complete the continuous bending of the copper pipe.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. A copper pipe bender for a heat exchanger, comprising a base plate (1) and a pillar (2), characterized in that, the upper surface of the base plate (1) is fixedly equipped with a pillar (2), and the pillar (2) ) rod wall is fixedly sleeved with a mounting plate (3), a dial (4), a first clamping mold (5) and two bearings (6), and the upper surface of the bottom plate (1) is fixedly provided with a drive mechanism, two The side wall of the bearing (6) is fixedly sleeved with a rotating tube (7), the side wall of the rotating tube (7) is fixedly installed with an L-shaped rod (8), and the rod wall of the pillar (2) is rotatably connected with a first Sliding plate (9), the end of the L-shaped rod (8) is fixedly connected to the lower surface of the first sliding plate (9), and the upper surface of the first sliding plate (9) is fixedly installed with a first mounting plate (10), the The side of the first mounting plate (10) is rotatably connected with a first lead screw (11), and the end of the first lead screw (11) penetrates through the side of the first mounting plate (10) and is fixedly connected with a first handle ( 12), the rod wall of the first lead screw (11) is threadedly connected with a first threaded slider (13), and the lower surface of the first threaded slider (13) is in sliding contact with the upper surface of the first slide plate (9), A U-shaped block (14) is fixedly installed on the upper surface of the first threaded slider (13), and a second clamping die (15) is rotatably connected inside the U-shaped block (14), and the upper surface of the mounting plate (3) is There is a push mechanism. 2. The copper pipe bender of a heat exchanger according to claim 1, wherein the pushing mechanism comprises a second mounting plate (16), a second slide plate (17), a second lead screw ( 18), the second threaded slider (19) and the second crank (20), the upper surface of the mounting plate (3) is fixedly installed with the second mounting plate (16), and the side of the second mounting plate (16) The second slide plate (17) is fixedly installed on the upper part, and the second screw (18) is connected to the side of the second mounting plate (16) in rotation, and the end of the second screw (18) penetrates through the second mounting plate (16) The second handle (20) is fixedly installed on the side, and the rod wall of the second lead screw (18) is threaded with a second threaded slider (19), and the second threaded slider (19) is The surface is in sliding contact with the upper surface of the second slide plate (17), and the upper surface of the second threaded slider (19) is provided with a clamping mechanism. 3. A copper pipe bender for a heat exchanger according to claim 1, characterized in that the drive mechanism comprises a fixed plate (21), a third lead screw (22), a motor (23), a first Three slide plates (24), the third thread slide block (25), racks (26) and gears (27), the upper surface of the base plate (1) is symmetrically fixed with two fixed plates (21), two described A third lead screw (22) is rotatably connected between the fixed plates (21), and a motor (23) is rotatably connected to the side of one of the fixed plates (21), and the output end of the motor (23) runs through one of the fixed plates. The plate (21) is fixedly connected with the end of the third lead screw (22), and a third slide plate (24) is fixedly installed between the two fixed plates (21), and the third lead screw (22) is threaded on the rod wall. A third threaded slider (25) is connected, and the side part of the third threaded slider (25) is in sliding contact with the side part of the third slide plate (24), and the side part of the third threaded slider (25) is fixedly installed with A rack (26), a gear (27) is fixedly sleeved on the side of the rotating tube (7), and the rack (26) meshes with the gear (27). 4. A copper pipe bender for a heat exchanger according to claim 2, characterized in that, the clamping mechanism comprises a mounting block (28), a fixing block (29) and a bolt (30), the The upper surface of the second threaded slider (19) is fixedly equipped with a mounting block (28), and the upper surface of the mounting block (28) is symmetrically fixed with two fixed blocks (29). The threaded connection has bolts (30). 5. A heat exchanger copper pipe bender according to claim 3, characterized in that the length of the rack (26) is equal to the circumference of the gear (27). 6 . The copper pipe bender for heat exchangers according to claim 4 , characterized in that rubber heads are fixedly installed on the ends of the bolts ( 30 ). 7 .

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