Sheet metal device for water heater shell

Abstract

The utility model provides a water heater shell sheet metal device, which belongs to the technical field of sheet metal devices and comprises a base and a top seat, the base is connected with the top seat through a lifting oil cylinder, a lower die is fixed above the base, a pressing die corresponding to the lower die is fixed below the top seat, a die groove is arranged on the inner side of the lower die, and a top plate is fixed above the top seat. A lifting seat is fixed to the top plate, an upper carrying plate is fixed to the top of the lifting seat, a hydraulic oil cylinder is arranged on the lower side of the front end of the upper carrying plate, a hydraulic pump used for driving the hydraulic oil cylinder is arranged on the upper side of the upper carrying plate, the hydraulic oil cylinder is fixed to an upper connecting plate, and a push column is fixed to the output end of the hydraulic oil cylinder. The water heater shell is limited in the lower die through the pressing die, the water heater shell to be subjected to sheet metal machining is clamped and locked, accurate positioning is achieved, then sheet metal operation is conducted on the water heater shell to be subjected to sheet metal machining, and machining is more accurate.

Description

Technical Field

[0001] The utility model belongs to the technical field of sheet metal devices and relates to a sheet metal device for a water heater shell. Background Art

[0002] The processing of water heater shell is generally achieved through multiple machining of the whole plate, among which sheet metal is the most common process.

[0003] Most existing sheet metal devices are formed in one step, lack a clamping device, and the accuracy of the sheet metal position is low. Therefore, it is a common problem that the sheet metal of the water heater shell cannot be accurately fixed in position, which may cause the shell to shake, loosen or become unstable during use. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a sheet metal device for a water heater shell to solve the problems raised in the above-mentioned background technology.

[0005] The utility model is realized through the following technical scheme, a sheet metal device for a water heater shell, comprising a base and a top seat, the base is connected to the top seat through a lifting cylinder, a lower mold is fixed above the base, a pressing mold corresponding to the lower mold is fixed below the top seat, a mold groove is provided on the inner side of the lower mold, and a blanking net is provided on the inner side of the mold groove, the improvement lies in that the top plate is fixed above the top seat, a lifting seat is fixed on the top plate, an upper loading plate is fixed on the top of the lifting seat, a hydraulic cylinder is provided on the lower side of the front end of the upper loading plate, and a hydraulic pump for driving the hydraulic cylinder is provided on the upper side of the upper loading plate, the hydraulic cylinder is fixed on the upper connecting plate, a push column is fixed on the output end of the hydraulic cylinder, and the push column passes through the upper connecting plate.

[0006] Furthermore, a lower connecting plate fixedly mounted to the top seat is provided at the lower end of the upper connecting plate, and the push column is sleeved in the lower connecting plate.

[0007] Furthermore, a locking bolt is provided on the top seat, a threaded hole is provided on the inner side of the upper end of the lifting cylinder, and the lower end of the locking bolt is threadedly fixedly connected to the upper end of the lifting cylinder.

[0008] Furthermore, the top plate and the top seat are both provided with mounting grooves, and the upper connecting plate and the lower connecting plate are respectively installed in the mounting grooves of the top plate and the top seat.

[0009] Furthermore, there are four lifting cylinders, the oil circuits of the four lifting cylinders are connected in parallel, and the four lifting cylinders are located at the four corners of the base.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the sheet metal device for the water heater shell of the utility model limits the water heater shell inside the lower mold through a pressing die, completes the clamping and locking of the water heater shell to be sheet metal, realizes accurate positioning, and then performs sheet metal operations on the water heater shell to be sheet metal, and the processing is more precise; in addition, when maintenance is required, the connecting parts are disassembled, and the lifting seat is lifted and lowered to drive the hydraulic cylinder and the upper connecting plate to rise, and the top plate is moved out to facilitate maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0012] Figure 1 This is a schematic diagram of the structure of a sheet metal device for a water heater housing according to the utility model;

[0013] Figure 2 This is a top view of the structure inside the base of a water heater shell sheet metal device of the utility model;

[0014] Figure 3 The utility model is a structural schematic diagram of a hydraulic column, an upper connecting plate and a lower connecting plate in a sheet metal device for a water heater shell.

[0015] In the figure: 100, hydraulic pump; 110, upper loading plate; 120, lifting seat; 130, hydraulic cylinder; 140, upper connecting plate; 150, top plate; 160, top seat; 170, locking bolt; 180, lifting cylinder; 190, pressing die; 200, lower die; 210, base; 220, die groove; 230, feeding net; 240, lower connecting plate; 250, pushing column. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-Figure 3A sheet metal device for a water heater housing includes a base 210 and a top seat 160, wherein the base 210 is connected to the top seat 160 via a lifting cylinder 180. Specifically, there are four lifting cylinders 180, the oil circuits of the four lifting cylinders 180 are connected in parallel, and the four lifting cylinders 180 are located at the four corners of the base 210. The four lifting cylinders 180 arranged in parallel can ensure the same lifting range, thereby driving the top seat 160 to rise and fall.

[0018] Specifically, Figure 1 As shown, a lower mold 200 is fixed above the base 210 , a pressing mold 190 corresponding to the lower mold 200 is fixed below the top seat 160 , a mold groove 220 is provided inside the lower mold 200 , and a material discharge net 230 is provided inside the mold groove 220 .

[0019] The working principle of the above mechanism is: when in use, the four groups of lifting cylinders 180 are started to extend, the four groups of lifting cylinders 180 drive the top seat 160 to move upward, the top seat 160 drives the die 190 to move upward, and the die 190 is moved out from the mold groove 220, and then the water heater shell to be sheet metal is placed into the mold groove 220, and then the four groups of lifting cylinders 180 are contracted to drive the top seat 160 to move downward, and at the same time the die 190 restricts the water heater shell inside the lower mold 200, completing the clamping and locking of the water heater shell to be sheet metal.

[0020] More specifically, a top plate 150 is fixed above the top seat 160, a lifting seat 120 is fixed on the top plate 150, an upper loading plate 110 is fixed on the top of the lifting seat 120, a hydraulic cylinder 130 is provided on the lower side of the front end of the upper loading plate 110, and a hydraulic pump 100 for driving the hydraulic cylinder 130 is provided on the upper side of the upper loading plate 110, the hydraulic cylinder 130 is fixed on the upper connecting plate 140, and a push column 250 is fixed on the output end of the hydraulic cylinder 130, and the push column 250 passes through the upper connecting plate 140.

[0021] Another example Figure 3 As shown, a lower connecting plate 240 fixedly mounted to the top seat 160 is provided at the lower end of the upper connecting plate 140 , and the push column 250 is sleeved in the lower connecting plate 240 .

[0022] The working principle of the above mechanism is: after the water heater shell to be sheet metal is clamped and locked, the hydraulic pump 100 is started to drive the output end of the hydraulic cylinder 130 to extend downward, thereby driving the push rod 250 to press down to perform sheet metal operation on the water heater shell to be sheet metal.

[0023] Based on the above structure, a locking bolt 170 is provided on the top seat 160 , and matching therewith, a threaded hole is opened on the inner side of the upper end of the lifting cylinder 180 , and the locking bolt 170 is threadedly fixedly connected to the upper end of the lifting cylinder 180 , fixing the upper end of the lifting cylinder 180 on the top seat 160 .

[0024] In addition, the top plate 150 and the top seat 160 are both provided with mounting grooves, and the upper connecting plate 140 and the lower connecting plate 240 are respectively mounted in the mounting grooves of the top plate 150 and the top seat 160. When maintenance is required, the connecting parts are disassembled, and the lifting seat 120 is lifted and lowered to drive the hydraulic cylinder 130 and the upper connecting plate 140 to rise, and the top plate 150 is removed for easy maintenance.

[0025] The working principle of a sheet metal device for a water heater shell of the utility model is: when in use, the four groups of lifting cylinders 180 are started to extend, the four groups of lifting cylinders 180 drive the top seat 160 to move upward, the top seat 160 drives the die 190 to move upward, and the die 190 is moved out from the inside of the die groove 220, and then the water heater shell to be sheet metal is placed in the inside of the die groove 220, and then the four groups of lifting cylinders 180 are contracted to drive the top seat 160 to move downward, and at the same time the die 190 restricts the water heater shell to be sheet metal inside the lower die 200, completing the clamping and locking of the water heater shell to be sheet metal, and finally, the hydraulic pump 100 is started to drive the output end of the hydraulic cylinder 130 to extend downward, thereby driving the push column 250 to press down, and performing sheet metal operation on the water heater shell to be sheet metal.

[0026] When maintenance is required, the connecting parts are disassembled, and the lifting seat 120 is raised and lowered to drive the hydraulic cylinder 130 and the upper connecting plate 140 to rise, and the top plate 150 is removed for easy maintenance.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sheet metal device for a water heater shell, comprising a base (210) and a top seat (160), wherein the base (210) is connected to the top seat (160) via a lifting cylinder (180), a lower die (200) is fixed above the base (210), a pressing die (190) corresponding to the lower die (200) is fixed below the top seat (160), a die groove (220) is provided inside the lower die (200), a material discharge net (230) is provided inside the die groove (220), and the characteristics are: A top plate (150) is fixed above the top seat (160), a lifting seat (120) is fixed on the top plate (150), an upper loading plate (110) is fixed on the top of the lifting seat (120), a hydraulic cylinder (130) is provided on the lower side of the front end of the upper loading plate (110), and a hydraulic pump (100) for driving the hydraulic cylinder (130) is provided on the upper side of the upper loading plate (110), the hydraulic cylinder (130) is fixed on the upper connecting plate (140), a push column (250) is fixed on the output end of the hydraulic cylinder (130), and the push column (250) passes through the upper connecting plate (140).

2. A water heater shell sheet metal device according to claim 1, characterized in that: A lower connecting plate (240) fixedly mounted to the top seat (160) is provided at the lower end of the upper connecting plate (140), and the push column (250) is sleeved in the lower connecting plate (240).

3. A water heater shell sheet metal device according to claim 2, characterized in that: A locking bolt (170) is provided on the top seat (160), a threaded hole is provided on the inner side of the upper end of the lifting cylinder (180), and the lower end of the locking bolt (170) is threadedly fixedly connected to the upper end of the lifting cylinder (180).

4. A water heater shell sheet metal device according to claim 3, characterized in that: The top plate (150) and the top seat (160) are both provided with mounting grooves at their upper ends, and the upper connecting plate (140) and the lower connecting plate (240) are respectively mounted in the mounting grooves of the top plate (150) and the top seat (160).

5. A water heater shell sheet metal device according to claim 3, characterized in that: There are four lifting cylinders (180), the oil circuits of the four lifting cylinders (180) are connected in parallel, and the four lifting cylinders (180) are located at the four corners of the base (210).

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