CN219211216U

CN219211216U - Bending tool special for L-shaped bending of electric heating element

Info

Publication number: CN219211216U
Application number: CN202320593909.7U
Authority: CN
Inventors: 穆显志; 李宁; 吴勇
Original assignee: Jilin Province Jinlun Since And Technology Co ltd
Current assignee: Jilin Province Jinlun Since And Technology Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-20
Anticipated expiration: 2033-03-24

Abstract

The utility model belongs to the technical field of electric heating element processing, in particular to a bending tool special for an L-shaped bend of an electric heating element, which aims at the problems that when an existing electric heating tube is subjected to L-shaped bending treatment, a fixed die is generally used for extrusion, so that when the electric heating tube with different thicknesses is bent, the die needs to be replaced, and the die is relatively complicated.

Description

Bending tool special for L-shaped bending of electric heating element

Technical Field

The utility model relates to the technical field of electric heating element processing, in particular to a bending tool special for an L-shaped bend of an electric heating element.

Background

The electric heating element is a component for converting electric energy into heat energy, is a heart of an electric heater, is a metal tubular electric heating element, is an electric heating element which is widely applied to all electric heating elements at present, has a simple structure, reliable performance and long service life, and needs to be bent in the processing step of the electric heating element.

In the prior art, when the electric heating tube is subjected to L-shaped bending treatment, the electric heating tube is extruded through a fixed die, so that the die needs to be replaced when the electric heating tube with different thicknesses is bent, and the die is more complicated.

Disclosure of Invention

The utility model aims to solve the defects that when an electric heating tube is bent in an L shape, a fixed die is generally used for extrusion, so that when the electric heating tube with different thicknesses is bent, the die needs to be replaced and the bending tool is complicated.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a special frock of bending of electric heating element L shape, includes the type base that returns, the top fixedly connected with I-shaped wheel of type base returns, the inside fixedly connected with motor of type base returns, the inner wall of type base returns rotates and is connected with the vertical axis, the bottom fixedly connected with carousel of vertical axis, the top of motor output shaft and the bottom fixedly connected with of carousel, the elongated slot has been seted up to the outer wall of carousel, and the inner wall rotation of elongated slot is connected with the screw rod, the one end fixedly connected with regulating wheel of screw rod, the outer wall thread bush of screw rod is equipped with T type piece, the outer wall fixedly connected with cylinder of T type piece, the arc wall has been seted up to the outer wall of type base returns, the top fixedly connected with pinch roller of cylinder, the outer wall of type base returns is equipped with stop gear.

Preferably, the stop gear includes the limiting plate, the outer wall of returning the base and the bottom fixed connection of limiting plate, the hole of placing has been seted up to the outer wall of limiting plate, the outer wall fixedly connected with electric putter of limiting plate, the outer wall fixedly connected with arc extrusion piece of electric putter output is spacing the electrothermal tube through setting up the arc extrusion piece, prevents off tracking when bending.

Preferably, the outer wall fixed sleeve of vertical axis is equipped with the bearing, and the outer lane of bearing and the inner wall fixed connection of returning the base rotate with the carousel through setting up supplementary vertical axis of support.

Preferably, the outer wall of carousel has seted up the mounting hole, and the inner wall of mounting hole is connected with the outer wall rotation of screw rod, makes T type piece remove through setting up the screw rod.

Preferably, the outer wall of the rotary table is provided with a strip-shaped groove, the inner wall of the strip-shaped groove is in sliding connection with the outer wall of the T-shaped block, and the T-shaped block is assisted to move through the strip-shaped groove.

Preferably, the sliding hole is formed in the outer wall of the limiting plate, the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of the electric push rod, and the arc extrusion plate is moved through the electric push rod.

Preferably, the outer wall of the arc extrusion piece is fixedly embedded with a pressure sensor, and the arc extrusion piece is prevented from excessively extruding the electric heating tube by the aid of the pressure sensor.

Compared with the prior art, the utility model has the advantages that:

according to the scheme, the electric heating tube is limited by arranging the limiting plate, the electric push rod, the placing hole, the arc extrusion piece and the pressure sensor, so that deflection during bending is prevented, contact pressure is detected by the pressure sensor, and excessive extrusion deformation is avoided; through setting up motor, vertical axis, carousel, screw rod, T type piece, regulating wheel, cylinder, arc wall and extrusion wheel, bend the electrothermal tube, make one end of electrothermal tube form L shape, need not to change the mould, avoid loaded down with trivial details.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of a bending tool special for an L-shaped bend of an electric heating element;

FIG. 2 is a schematic cross-sectional view of a bending tool for L-shaped bending of an electric heating element according to the present utility model;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 of a bending tool special for an L-shaped bend of an electric heating element according to the present utility model.

In the figure: 1. a square base; 2. an I-shaped wheel; 3. a motor; 4. a vertical axis; 5. a turntable; 6. a screw; 7. a T-shaped block; 8. an adjusting wheel; 9. a cylinder; 10. an arc-shaped groove; 11. a pressing wheel; 12. a limiting plate; 13. an electric push rod; 14. placing the hole; 15. arc extrusion tablet.

Detailed Description

Shown by fig. 1 and 2, relate to a special frock of bending of electric heating element L shape, including returning type base 1, the top fixedly connected with I-shaped wheel 2 that returns type base 1, I-shaped wheel 2 is when the extrusion wheel 11 rotates, and supplementary bending is carried out to the electrothermal tube, the inside fixedly connected with motor 3 that returns type base 1, the inner wall that returns type base 1 rotates and is connected with vertical axis 4, the outer wall fixed cover of vertical axis 4 is equipped with the bearing, the outer lane of bearing and the inner wall fixed connection that returns type base 1, the bottom fixedly connected with carousel 5 of vertical axis 4.

As shown in fig. 1-3, the top of the output shaft of the motor 3 is fixedly connected with the bottom of the turntable 5, the outer wall of the turntable 5 is provided with a long groove, the inner wall of the long groove is rotationally connected with a screw rod 6, the outer wall of the turntable 5 is provided with a mounting hole, the inner wall of the mounting hole is rotationally connected with the outer wall of the screw rod 6, one end of the screw rod 6 is fixedly connected with an adjusting wheel 8, a T-shaped block 7 is sleeved on the outer wall thread of the screw rod 6, the outer wall of the turntable 5 is provided with a strip-shaped groove, the inner wall of the strip-shaped groove is slidably connected with the outer wall of the T-shaped block 7, the outer wall of the T-shaped block 7 is fixedly connected with a cylinder 9, the outer wall of the back-shaped base 1 is provided with an arc-shaped groove 10, the cylinder 9 moves in the arc-shaped groove 10, the top of the cylinder 9 is fixedly connected with a pressing wheel 11, the T-shaped block 7 moves, the T-shaped block 7 drives the pressing wheel 11 to move, and the cylinder 9 moves, and the outer wall of the back-shaped base 1 is provided with a limiting mechanism.

As shown in fig. 1 and 2, the limiting mechanism comprises a limiting plate 12, a sliding hole is formed in the outer wall of the limiting plate 12, the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of an electric push rod 13, the outer wall of a square base 1 is fixedly connected with the bottom of the limiting plate 12, a placement hole 14 is formed in the outer wall of the limiting plate 12, an electric push rod 13 is fixedly connected with the outer wall of the limiting plate 12, an arc extrusion piece 15 is fixedly connected with the outer wall of the output end of the electric push rod 13, the electric push rod 13 operates to enable the arc extrusion piece 15 to be in contact with the outer wall of an electric heating tube, a pressure sensor (P02) is fixedly embedded in the outer wall of the arc extrusion piece 15, and the pressure sensor (P02) detects the contact pressure of the arc extrusion piece 15 on the electric heating tube, so that excessive extrusion deformation is avoided.

Working principle: when the electric heating tube is used, one end of the electric heating tube passes through the placing hole 14 on the limiting plate 12 and is positioned between the I-shaped wheel 2 and the extrusion wheel 11, the electric push rod 13 operates to enable the arc extrusion piece 15 to be in contact with the outer wall of the electric heating tube, the contact pressure is detected through the pressure sensor (P02), excessive extrusion deformation is avoided, meanwhile, according to the thickness of the electric heating tube, the screw rod 6 is rotated through the adjusting wheel 8 to enable the T-shaped block 7 to move, the cylinder 9 drives the extrusion wheel 11 to move and is close to the electric heating tube, a die is not required to be replaced, the trouble is avoided, the motor 3 operates to enable the turntable 5 to rotate, the turntable 5 rotates to enable the cylinder 9 to rotate in the arc groove 10, the cylinder 9 rotates to enable the extrusion wheel 11 to rotate, the outer wall of the electric heating tube is extruded around the I-shaped wheel 2, and one end of the electric heating tube forms an L shape.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art will be able to apply equally to the technical solution of the present utility model and the inventive concept thereof, within the scope of the present utility model.

Claims

1. The utility model provides a curved special frock of bending of electrical heating element L shape, includes back type base (1), a serial communication port, the top fixedly connected with I type wheel (2) of back type base (1), the inside fixedly connected with motor (3) of back type base (1), the inner wall rotation of back type base (1) is connected with vertical shaft (4), the bottom fixedly connected with carousel (5) of vertical shaft (4), the top of motor (3) output shaft and the bottom fixedly connected with of carousel (5), the elongated slot has been seted up to the outer wall of carousel (5), and the inner wall rotation of elongated slot is connected with screw rod (6), the one end fixedly connected with regulating wheel (8) of screw rod (6), the outer wall thread bush of screw rod (6) is equipped with T type piece (7), the outer wall fixedly connected with cylinder (9) of T type piece (7), arc wall (10) have been seted up to the outer wall of back type base (1), the top fixedly connected with extrusion wheel (11) of cylinder (9), the outer wall of back type base (1) is equipped with stop gear.

2. The bending tool special for the L-shaped bending of the electric heating element according to claim 1, wherein the limiting mechanism comprises a limiting plate (12), the outer wall of the square base (1) is fixedly connected with the bottom of the limiting plate (12), a placement hole (14) is formed in the outer wall of the limiting plate (12), an electric push rod (13) is fixedly connected to the outer wall of the limiting plate (12), and an arc-shaped extrusion sheet (15) is fixedly connected to the outer wall of the output end of the electric push rod (13).

3. The bending tool special for the L-shaped bend of the electric heating element according to claim 1, wherein a bearing is fixedly sleeved on the outer wall of the vertical shaft (4), and the outer ring of the bearing is fixedly connected with the inner wall of the square base (1).

4. The bending tool special for the L-shaped bend of the electric heating element according to claim 1, wherein the outer wall of the turntable (5) is provided with a mounting hole, and the inner wall of the mounting hole is rotationally connected with the outer wall of the screw (6).

5. The bending tool special for the L-shaped bend of the electric heating element according to claim 1, wherein the outer wall of the rotary table (5) is provided with a strip-shaped groove, and the inner wall of the strip-shaped groove is in sliding connection with the outer wall of the T-shaped block (7).

6. The bending tool special for the L-shaped bend of the electric heating element according to claim 2, wherein a sliding hole is formed in the outer wall of the limiting plate (12), and the inner wall of the sliding hole is in sliding connection with the outer wall of the output end of the electric push rod (13).

7. The bending tool special for the L-shaped bend of the electric heating element according to claim 2, wherein a pressure sensor is fixedly embedded on the outer wall of the arc-shaped extrusion sheet (15).