Workpiece bending device for heat exchanger production

Abstract

The utility model relates to the field of heat exchangers, in particular to a workpiece bending device for heat exchanger production, which comprises a bottom plate, a working plate is mounted on the outer wall of the top of one side of the bottom plate, side plates are welded at two ends of the outer wall of the top of the bottom plate, and an auxiliary structure is arranged on the outer wall of one side of the working plate. A bending groove is formed in the outer wall, located at the bottom of the working plate, of the bottom plate, a fixing groove is formed in one end of the outer wall of the bottom of the working plate, two first hydraulic push rods are installed on the outer wall of the bending groove, and a first fixing plate is installed on the outer wall of the top of one first hydraulic push rod. The auxiliary structure comprises a moving groove formed in the outer wall of one side of the working groove and a moving screw rotationally connected to the center of the moving groove. The movable screw rod drives the creasing cutter to move on a plate through the movable plate, a dent is reserved on the outer wall of the plate when the creasing cutter moves, and the first hydraulic push rod jacks up the plate through the bending rod, so that the plate is bent from the dent, bending is facilitated, and the bending position is prevented from deviating.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field, especially a workpiece bending device for heat exchanger production. BACKGROUND

[0002] Heat exchanger is the equipment that passes on part heat of hot fluid to cold fluid, also called heat exchanger. Heat exchanger occupies the important position in chemical industry, petroleum, power, food and other many industrial production, and heat exchanger can be used as heater, cooler, condenser, evaporator and reboiler etc. in chemical production, and is widely used.

[0003] Part metal materials need to be bent in the production and manufacture process of heat exchanger, and the bent metal materials are convenient to install and fix, but the current bending relies on equipment support bending, leads to the inconvenience in the bending process, and the bending position is prone to deviation when extruding, leads to the failure of bending, causes the loss of cost. UTILITY MODEL CONTENT

[0004] The utility model aims at the above -mentioned problems and insufficient, proposes a workpiece bending device for heat exchanger production.

[0005] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:

[0006] A workpiece bending device for heat exchanger production, including the bottom plate, the one side top outer wall of bottom plate is installed with the work plate, and the both ends welding of bottom plate's top outer wall has the side board, the one side outer wall of work plate is equipped with auxiliary structure, and the outer wall of bending groove is set up at the bottom of work plate, the bottom outer wall one end of work plate is equipped with fixed groove, and the outer wall of bending groove is installed with two groups of hydraulic push rod no.

[0007] Preferably, the moving groove is provided with a stabilizing rod at both ends of the moving screw, and the moving block is slidably connected to the inner wall of the moving groove and the outer wall of the stabilizing rod.

[0008] Preferably, the one side outer wall of the work plate is provided with a moving motor at the moving screw, and the output shaft of the moving motor is connected to one end of the moving screw.

[0009] Preferably, the outer wall of the work plate is provided with a stabilizing groove at both ends of the moving groove, and the one side outer wall of the moving plate is slidably connected to the outer wall of the work plate and the outer wall of the stabilizing groove.

[0010] Preferably, the bottom outer wall of the moving plate is provided with a mounting groove, and a hydraulic push rod three is mounted in the mounting groove, and the other end of the hydraulic push rod three is provided with an indentation cutter.

[0011] Preferably, the top outer wall of the hydraulic push rod one is provided with a bending rod, and the inner wall of the fixed groove is provided with a hydraulic push rod two, one end of the hydraulic push rod two is provided with a fixed plate two, and the outer wall of one end of the fixed plate one and the fixed plate two is flush.

[0012] Preferably, the outer wall of the side plate is provided with a homing groove at the indentation cutter and the moving plate, and the other end of the bending groove is slidably connected with a stop plate, and the outer wall of the bending groove is provided with a threaded hole.

[0013] Preferably, the hydraulic push rod three, the hydraulic push rod two, the hydraulic push rod one and the moving motor are connected with a switch through wires, and the switch is connected with a power supply through wires.

[0014] The beneficial effects of the utility model are:

[0015] 1, start hydraulic push rod one and hydraulic push rod two drive fixed plate one and fixed plate two to approach each other, fixed plate one and fixed plate two press the bending end of the plate, and the plate is fixed, and the bending is assisted;

[0016] 2, the moving screw drives the indentation cutter to move on the plate through the moving plate, and the indentation cutter leaves a concave mark on the outer wall of the plate when moving, and the hydraulic push rod one lifts the plate through the bending rod, so that the plate is bent from the concave mark, and the bending is facilitated, and the bending position is avoided from being deviated. DRAWINGS

[0017] Figure 1 The utility model provides a kind of whole structure schematic diagram of workpiece bending device for heat exchanger production;

[0018] Figure 2 The utility model provides a kind of unfolded structure schematic diagram of workpiece bending device for heat exchanger production;

[0019] Figure 3 The utility model provides a kind of cross section structure schematic diagram of workpiece bending device for heat exchanger production;

[0020] Figure 4 The utility model provides a kind of moving screw structure schematic diagram of workpiece bending device for heat exchanger production.

[0021] As shown in the figure: 1 bottom plate, 2 side plate, 3 work plate, 4 auxiliary structure, 5 bending groove, 6 fixed groove, 7 hydraulic push rod one, 8 fixed plate one, 9 bending rod, 10 hydraulic push rod two, 11 fixed plate two, 12 against the board, 13 threaded hole, 14 moving groove, 15 moving screw, 16 stabilizing rod, 17 moving block, 18 moving plate, 19 installation groove, 20 hydraulic push rod three, 21 indentation cutter, 22 moving motor, 23 homing slot, 24 stabilizing groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Embodiment 1:

[0024] Referring to Figures 1-2 As shown in the figure, a workpiece bending device for heat exchanger production, including bottom plate 1, one side top outer wall of the bottom plate 1 is provided with work plate 3, and both ends of the top outer wall of the bottom plate 1 are welded with side plate 2, one side outer wall of the work plate 3 is provided with auxiliary structure 4, and the outer wall of the bottom plate 1 at the bottom of the work plate 3 is provided with bending groove 5, and the outer wall of one end of the bottom of the work plate 3 is provided with fixed groove 6, and two groups of hydraulic push rod one 7 are installed on the outer wall of the bending groove 5, and one group of hydraulic push rod one 7 is installed on the outer wall of the top of the hydraulic push rod one 7;

[0025] The outer wall of the top of the hydraulic push rod one 7 is provided with bending rod 9, and the inner wall of the fixed groove 6 is provided with hydraulic push rod two 10, one end of the hydraulic push rod two 10 is provided with fixed plate two 11, and the outer wall of one end of the fixed plate one 8 and the fixed plate two 11 is flush;

[0026] The fixed plate one 8 and the fixed plate two 11 are driven to approach each other by the hydraulic push rod one 7 and the hydraulic push rod two 10 in the bending groove 5, so as to clamp the plate, fix the non-bending area, and assist bending;

[0027] The against plate 12 is installed at one end of the bending groove 5 through the threaded hole 13, and the length of the bending can be changed by adjusting the position of the against plate 12, which is convenient to use;

[0028] After the bending rod 9 in the hydraulic push rod one 7 is started, the force is applied to the plate, so that the plate is bent along the indentation, which is convenient for bending and placing the bending deviation, and is convenient to use.

[0029] Embodiment 2:

[0030] Referring to Figures 1-4 As shown in the figure, the stabilizing rod 16 is installed at both ends of the moving screw 15 at the moving groove 14, and the moving block 17 is slidingly connected to the inner wall of the moving groove 14 and the outer wall of the stabilizing rod 16.

[0031] The side wall of the working plate 3 is provided with a moving motor 22 at the moving screw 15, and the output shaft of the moving motor 22 is connected with one end of the moving screw 15;

[0032] The outer wall of the working plate 3 is provided with a stabilizing groove 24 at both ends of the moving groove 14, and the outer wall of the moving plate 18 is slidingly connected with the outer wall of the working plate 3 and the outer wall of the stabilizing groove 24;

[0033] The bottom outer wall of the moving plate 18 is provided with a mounting groove 19, and the hydraulic push rod three 20 is mounted in the mounting groove 19, and the other end of the hydraulic push rod three 20 is provided with an indentation cutter 21;

[0034] The outer wall of the side plate 2 is provided with a homing groove 23 at the indentation cutter 21 and the moving plate 18, and the other end of the outer wall of the bending groove 5 is slidingly connected with the abutting plate 12, and the abutting plate 12 is provided with a threaded hole 13 at the outer wall of the bending groove 5;

[0035] The hydraulic push rod three 20, the hydraulic push rod two 10, the hydraulic push rod one 7 and the moving motor 22 are connected with the switch through wires, and the switch is connected with the power supply through wires;

[0036] The moving motor 22 drives the moving screw 15 to rotate after starting, the moving block 17 is slidingly connected in the stabilizing rod 16 and the moving groove 14, the moving plate 18 is slidingly connected in the working plate 3 and the stabilizing groove 24, so as to ensure the stability of the indentation cutter 21 during movement and facilitate use;

[0037] The hydraulic push rod three 20 on the moving plate 18 adjusts the descent of the indentation cutter 21, adjusts the depth of the indentation on the plate, facilitates use, and facilitates auxiliary bending.

[0038] Working principle: when in use, the abutting plate 12 is installed in the bending groove 5 through the threaded hole 13, one end of the metal plate to be bent is in contact with the outer wall of the abutting plate 12, the hydraulic push rod one 7 and the hydraulic push rod two 10 are started to drive the fixed plate one 8 and the fixed plate two 11 to approach each other, the fixed plate one 8 and the fixed plate two 11 press the bending end of the plate, the moving motor 22 and the hydraulic push rod three 20 are started, the hydraulic push rod three 20 drives the indentation cutter 21 to descend, the indentation cutter 21 contacts with the outer wall of the plate after descending, the moving motor 22 drives the moving screw 15 to rotate, the moving screw 15 drives the indentation cutter 21 to move on the plate through the moving plate 18, the indentation cutter 21 leaves a indentation on the outer wall of the plate during movement, the indentation cutter 21 enters the cutter homing groove 23, the hydraulic push rod one 7 is started, the plate is lifted by the bending rod 9 through the hydraulic push rod one 7, so that the plate is bent from the indentation, facilitating bending and avoiding deviation of the bending position.

[0039] The exemplary embodiments of the present application are described in detail herein with reference to the accompanying drawings. As those skilled in the art will understand, various modifications and changes can be made to the above-described embodiments without departing from the underlying inventive concepts disclosed herein and each of the individual features of the application can be used in various combinations with each other and in the absence of the other features without departing from the scope of the present application, which is to be defined only by the appended claims. The foregoing description of specific exemplary embodiments of the present application has been presented for the purposes of illustration and description. It is not intended to be exhaustive or to limit the application to the precise forms disclosed. Obviously many modifications and variations are possible in light of the above teaching. It is intended that the scope of the application be limited not with reference to the specific exemplary embodiments described above, but rather to be encompassed within the bounds of the appended claims and their equivalents.

Claims

1. A workpiece bending device for heat exchanger production, comprising a base plate (1), characterized in that, A working plate (3) is installed on the top outer wall of one side of the base plate (1), and side plates (2) are welded to both ends of the top outer wall of the base plate (1). An auxiliary structure (4) is provided on one side outer wall of the working plate (3), and a bending groove (5) is opened on the outer wall of the base plate (1) at the bottom of the working plate (3). A fixing groove (6) is opened at one end of the bottom outer wall of the working plate (3), and two sets of hydraulic push rods (7) are installed on the outer wall of the bending groove (5). A fixing plate (8) is installed on the top outer wall of one set of hydraulic push rods. The auxiliary structure (4) includes a movable groove (14) opened on one side of the outer wall of the working groove, a movable screw (15) rotatably connected to the center of the movable groove (14), a movable block (17) threadedly connected to the outer wall of the movable screw (15), and a movable plate (18) installed on one side of the outer wall of the movable block (17).

2. The workpiece bending device for heat exchanger production according to claim 1, characterized in that, A stabilizing rod (16) is installed at both ends of the moving screw (15) in the moving groove (14), and the moving block (17) is slidably connected to the inner wall of the moving groove (14) and the outer wall of the stabilizing rod (16).

3. The workpiece bending device for heat exchanger production according to claim 1, characterized in that, A moving motor (22) is installed on one side of the outer wall of the working plate (3) at the moving screw (15), and the output shaft of the moving motor (22) is connected to one end of the moving screw (15).

4. The workpiece bending device for heat exchanger production according to claim 1, characterized in that, The outer wall of the working plate (3) is provided with a stabilizing groove (24) at both ends of the moving groove (14), and one side of the outer wall of the moving plate (18) is slidably connected to the outer wall of the working plate (3) and the outer wall of the stabilizing groove (24).

5. A workpiece bending device for heat exchanger production according to claim 1, characterized in that, The bottom outer wall of the movable plate (18) is provided with an installation groove (19), and a hydraulic push rod three (20) is installed in the installation groove (19). An indentation knife (21) is installed at the other end of the hydraulic push rod three (20).

6. The workpiece bending device for heat exchanger production according to claim 1, characterized in that, A bent rod (9) is installed on the top outer wall of the hydraulic push rod one (7), and a hydraulic push rod two (10) is installed on the inner wall of the fixing groove (6). A fixing plate two (11) is installed at one end of the hydraulic push rod two (10), and the outer wall of one end of the fixing plate one (8) is flush with the outer wall of the fixing plate two (11).

7. A workpiece bending device for heat exchanger production according to claim 1, characterized in that, The outer wall of the side plate (2) is provided with a return groove (23) at the indentation knife (21) and the moving plate (18), and the outer wall of the other end of the bending groove (5) is slidably connected with an abutment plate (12), and the outer wall of the abutment plate (12) and the bending groove (5) is provided with a threaded hole (13).

8. A workpiece bending device for heat exchanger production according to claim 5, characterized in that, The hydraulic push rod three (20), hydraulic push rod two (10), hydraulic push rod one (7) and the moving motor (22) are connected to the switch through wires, and the switch is connected to the power supply through wires.

Images