CN201799852U - Producing machine for sheet metal shells - Google Patents

Abstract

A sheet metal casing production machine, comprising a feeding frame, a trimming machine, a leveling area, a punching die, a cutting die, a forming area and the like. The feeding frame is composed of a bracket and a support shaft installed on the bracket, and the deviation correction device is composed of a set of infrared probes and a deviation correction platform on both sides, and the leveling area is a box, which consists of two groups or The above rollers are composed. The stamping device is next to the leveling area, and the punching area is composed of a punching die and a cutting die. The suction cup frame is a rectangular telescopic suction cup frame, and a suction cup is installed at the bottom of the telescopic suction cup frame. The bending device is composed of a transverse bending workbench and a longitudinal bending workbench. The utility model has the advantages of adopting a fully automatic production process, improving production efficiency, meticulous division of labor, reducing manual operation process, and improving production quality.

Description

Sheet Metal Shell Production Machine

technical field

The utility model relates to the field of machine tools for producing shells of household appliances, in particular to a sheet metal shell production machine which integrates discharging, stamping, shearing, bending and forming.

Background technique

At present, the shells of electrical appliances used, such as disinfection cabinets, microwave ovens, water heaters, etc., are generally made of iron sheets or stainless steel plates, which are completed by manual cutting, leveling, punching and bending. Different devices such as triggers, multiple punches, and multiple plate benders require intermittent processes to transport and process raw materials multiple times, and the devices used are all independent, which will result in many operators. As a result, it is difficult to guarantee the precision and quality of the processing, which increases the processing cost and reduces the product quality. With the fierce competition in the market economy, this production mode relying on manual operation obviously cannot meet the requirements and is gradually eliminated. Therefore, relying on automation and intelligent production mode has become the general trend.

After searching, it was found that there is Chinese patent No. 200820000027.0, which is a similar automatic mechanical production equipment named automatic stamping and forming machine tool, which can complete straightening, stamping, shearing, bending and forming processes in one machine, saving the number of operators , and the operation is simple, thereby reducing processing costs and improving work efficiency.

The automatic stamping and forming machine tool provided by the utility model includes a straightening device, a feeding device, a pressing and stopping device, a stamping device, a shearing device, a bending device, a shaping device and a transmission device, wherein the straightening device is composed of five Consists of two passive straightening rollers, which are used to straighten the processed materials, and are located at the front end of the machine bed; the feeding device includes a feeding mechanism that is connected and coordinated with the transmission device, which is located behind the straightening device and at the entrance of the machine tool. place; the pressure stop material device includes a pressure stop material cam connected with the transmission device, and a pressure stop material mechanism that cooperates with the pressure stop material cam, and the pressure stop material device is located behind the feeding device; the stamping device includes a horizontal Type punching machine and vertical punching machine, its horizontal punching machine includes a connecting rod, the connecting rod is connected to the crankshaft of the transmission device, and it also includes a stamping slide block that is connected with the connecting rod, and the stamping die is installed on the stamping slide Between the block and the fixed seat, while the vertical punching machine includes an independent motor, a belt drive, a clutch brake, a gear drive, a vertical punch crankshaft, a connecting rod and a vertical punch slider that are connected to the motor. The punching device is based on It is required to punch the processed material into a semi-finished product. The punching device is located behind the pressing and stopping device; the shearing device includes a shearing cam connected with the crankshaft of the transmission device, and a linkage mechanism that cooperates with the shearing cam. The shearing device is to accurately cut the processed material according to the required size, and the shearing device is located behind the punching device; the bending device includes four forming cams connected with the transmission device, and respectively connected with the four A forming cam cooperates with four sliding blocks that are linked, and the four sliding blocks are arranged in an orthogonal manner, so that bending actions in four directions can be realized, and the sequence of bending actions is adjustable. The bending device It is located behind the shearing device; the shaping device includes an independent motor, a transmission mechanism that is connected with the motor, and a shaping slider. The shaping core mold is installed on the shaping slider. The vertical shaping and unloading; the power device includes a motor with a speed change mechanism, a belt drive mechanism connected with the speed change mechanism, the belt drive mechanism transmits power to a main drive shaft through a clutch brake, the main drive shaft The transmission shaft transmits power to the right transmission shaft through gear transmission, and the right transmission shaft transmits power to a crankshaft, rear transmission shaft and left transmission shaft through four pairs of bevel gear pairs.

The utility model has the advantages of high production efficiency, simple operation, less operators, convenient maintenance, and can process various small and special-shaped parts with complex shapes at one time, and is suitable for mass production of punching, bending and forming parts in batches. But this structure is not suitable for producing sheet metal casings.

Utility model content

In order to solve the problems in the above-mentioned prior art, the utility model provides a fully automatic sheet metal shell production with high production efficiency and good quality, which has automatic cutting, edge trimming, leveling, cutting, punching, forming and other processes. machine.

The utility model is realized in the following manner: a sheet metal casing production machine, which comprises a feeding frame controlled by a computer, a trimming machine and a forming machine, and is characterized in that: the feeding frame is composed of a bracket and is installed on the bracket The supporting shaft is driven by a hydraulic motor to rotate, and the supporting shaft is also equipped with an adjuster to adjust its diameter;

The trimming machine is provided with a frame, and a drive motor is installed inside to drive the feeding roller and the trimming knife. Before the feeding roller, there is also a film release shaft, and the two ends of the film release shaft are supported on the frame.

The forming machine is provided with a machine platform, which is provided with a leveling area, a punching area and a forming area. The leveling area is a box body, which is composed of two or more sets of rollers; the punching area is next to the leveling area. The punching area is composed of a punching die and a cutting die; the forming area is connected by a suction cup frame and the punching area, and the forming area is composed of several bending tables.

A concave arc-shaped support is provided between the feeding frame and the edge trimmer, and between the edge trimmer and the forming machine.

The entrances of the trimming machine and the molding machine are provided with a deviation correction device. The deviation correction device is composed of a set of infrared probes and a deviation correction platform on both sides. The infrared probes and deviation correction platforms are electrically connected to the control system.

A reduction box is also arranged between the supporting shaft of the feeding frame and the hydraulic motor, and the diameter adjuster on the supporting shaft is composed of a supporting plate and a supporting rod driven by a hydraulic cylinder.

The feeding roller of the edge trimmer is a rubber roller, and the two ends of the film release shaft are provided with bearings.

The suction cup frame is a rectangular telescopic frame, and several suction cups are installed at the bottom of the telescopic frame, and the suction cup frame can be moved up and down as a whole under the control of the control system by a hydraulic rod.

The punching area is composed of a punching and cutting die, and a feeding rod is arranged between the punching and cutting dies. The punching die is composed of a profiling die, a punching die and a corner cutting die, and the profiling die straddles the front end. The punching die and the chamfering die are arranged on both sides behind the forming die. There are two cutting dies, and each cutting die is provided with a cutting knife and a folding knife at the same time, and slide rails are arranged between each cutting die to allow relative movement and adjustment.

The bending workbench in the forming area is composed of a transverse bending workbench and a longitudinal bending workbench. The transverse press knives on the transverse bend workbench are fixedly installed on both sides of the transverse knife holder, and a suction cup is arranged between the two press knives. (not marked in the figure); the longitudinal pressing knives on the longitudinal bending workbench are fixedly installed on both sides of the longitudinal knife rest.

The beneficial effects of the utility model are: 1. The utility model adopts a fully automatic production process to improve production efficiency.

2. The utility model has a meticulous division of labor, reduces the manual operation process, and improves the quality of production.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the structural representation of feeding rack in the utility model;

Fig. 3 is the structural representation of trimming machine in the utility model;

Fig. 4 is the structural representation of molding machine in the utility model;

Fig. 5 is a structural schematic diagram of another viewing angle of the forming machine in the utility model;

Fig. 6 is a schematic diagram of the structure of the leveling area in the utility model;

Fig. 7 is the structural representation of punching die in the utility model;

Fig. 8 is a schematic diagram of the structure of the cutting die in the present invention.

Fig. 9 is a structural schematic diagram of the molding area in the utility model

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described further in detail.

As shown in the figure, a sheet metal shell production machine is composed of a feeding frame 1 controlled by a computer, a trimming machine 5 and a forming machine 10. It is characterized in that: the feeding frame 1 is composed of a bracket 103 and is installed on the bracket 103. The support shaft 101, the support shaft 101 is driven by the hydraulic motor 102 to rotate, and the support shaft 101 is also provided with a regulator for adjusting its diameter;

The trimming machine 5 is provided with a frame, and a drive motor is installed inside to drive a feeding roller and a trimming knife, and a film releasing shaft 302 is also arranged before the feeding roller, and the two ends of the film releasing shaft 302 are supported on the frame;

Described forming machine 10 is provided with machine platform, is provided with leveling area 8, punching area 9 and molding area 11 on the machine platform, and this leveling area 8 is a box body, is made up of two or more rollers 801; The cutting area 9 is next to the leveling area 8, and the punching area 9 is composed of punching and cutting dies; the forming area 11 is connected with the punching area 9 by the suction cup frame 107, and the forming area 11 is composed of several bending workbenches.

A concave arc-shaped support 2 is provided between the feeding frame 1 and the edge trimmer 5 and between the edge trimmer 5 and the forming machine 10 .

The entrances of the trimming machine 5 and the forming machine 10 are provided with a deviation correction device 4, and the deviation correction device 4 is composed of a group of infrared probes 402 and a deviation correction platform 301 respectively on both sides. 12 TU.

A reduction box is also provided between the supporting shaft 101 of the feeding rack 1 and the hydraulic motor 102, and the diameter adjuster on the supporting shaft 101 is composed of a supporting plate and a supporting rod driven by a hydraulic cylinder.

The feeding roller of the edge trimmer 5 is a rubber roller, and the two ends of the film releasing shaft 302 are provided with bearings.

Described sucker frame 107 is a rectangular telescopic frame, and several sucker frames 105 are installed at the bottom of the telescopic frame.

Described punching area 9 is made up of punching and cutting die, is provided with feeding stick between punching and cutting die, and punching die is made up of profiling die 31, punching die 32 and chamfering die 33, profiling die 31 Across the front end, the punching die 32 and the chamfering die 33 are arranged on both sides behind the pressing die 31 . There are two cutting dies, and each cutting die is provided with a cutting knife 901 and a hemming knife 903 at the same time, and slide rails are provided between each cutting die to allow relative movement and adjustment.

The bending workbench of the forming area 11 is composed of two transverse bending workbenches 104 and two longitudinal bending workbenches 102, and the press knives 103 on the two transverse bend workbenches 104 are fixedly installed on the same tool holder 109 two sides, are provided with sucker (not marked among the figure) between two pressing knives;

The bending workbench of the forming area 11 is composed of a transverse bending workbench and a longitudinal bending workbench. The transverse press knives 103 on the transverse bend workbench are fixedly installed on both sides of the transverse knife rest 109, between the two press knives. A suction cup (not shown in the figure) is provided; the longitudinal pressing knife 110 on the longitudinal bending workbench is fixedly installed on both sides of the longitudinal knife rest 112 .

Working principle: when in use, firstly the hydraulic motor 102 on the unwinding rack 1 rotates under the control of the control system to rotate the roll-shaped blank material of the support shaft 101 so that the blank material flows to the direction of the support 2. The blank plate comes to the film-attached stick 303, and the film of the film-releasing shaft 302 is attached to the blank by the film-attached stick 303. The film can protect the produced shell to prevent it from being scratched during transportation or production and affecting the appearance , and anti-rust effect. The blank with the film attached is sent to a deviation correction platform 301 on the deviation correction device 4, and the infrared probes 402 installed on both sides of the deviation correction platform 301 detect the direction of the blank material. When the blank material is found to deviate in a certain direction, then The infrared probe 402 on the side sends a signal to the control system 12, and the control system 12 controls the deviation correction platform 301 to perform offset. Drive the correction wheel 401 to adjust until it deviates to the set position. The corrected blanks are sent to the trimming machine 5, which is equipped with a driving motor to drive the feeding roller and the trimming knife (not shown in the figure), according to the control of the control program, the blanks are trimmed into the design. width. The feeding roller is a rubber stick with a system for pulling the blank and sending the blank material to the next system. The blank is sent to the leveling area 8, which is a box body, with three groups of rollers 801 consisting of a group of upper and lower parts. The above composition. The upper and lower rollers 801 are installed alternately, and the rollers 801 are provided with a pressure regulating device 803, through which the pressure of the pressing plate 802 is adjusted to meet the needs of plates with different thicknesses. The blank material passes through the middle of the staggered rollers. After the blank material is bent up and down, its stress is relieved and the board is leveled.

Also be provided with support 2 between edge trimmer 5 and leveling area 8, support is used for the function of supporting rough blank and producing margin, and a correcting device 4, its working principle is the same as that of previous correcting device.

The flattened blank is pushed into the punching area 9, the punching area 9 is made up of punching and cutting dies, a feeding roller is arranged between the punching and cutting dies, and the punching die consists of a molding die 31, a punching die and a punching die. The mold 32 and the corner cutting die 33 are formed, the molding die 31 spans the front end, and the punching die 32 and the corner cutting die 33 are arranged on both sides behind the molding die 31. Each mold is driven by a hydraulic cylinder, and the control valve of the hydraulic cylinder is controlled by the control system 12 electric connections. After blank is punched corresponding holes and gaps, it is sent to the cutting mold, which is equipped with cutting knife 901 and hemming knife 903 at the same time, and slide rail 904 between each cutting mold can be adjusted by relative movement. The pressing knife 904 is pressed down the rough embryo, and the cutting knife 901 cuts off the rough embryo. Folding knife 902 is pushed up, and blank is folded. Afterwards, the blank is sent to the molding area 11 of the molding area by the feeding roller. The molding area 11 is provided with a rectangular retractable suction cup frame 107. Several suction cups 105 are installed at the bottom of the telescopic suction cup frame 107. The suction cup frame 107 is controlled by a hydraulic rod. 111 can move forward and backward, up and down as a whole under the control of the control system 12 . Under the control of the control system 12, the blank is sent to the bending workbench in the forming area 11. The bending workbench is composed of a transverse bending workbench and a longitudinal bending workbench. Horizontal pressing knife 103 is fixedly installed horizontal knife rest 109 both sides, is provided with suction cup (not marked among the figure) between two pressing knives; The horizontal pressing knife 103 on the horizontal bending workbench presses the blank, and the horizontal machete 101 turns up 90 degrees to bend the blank material horizontally. After being horizontally bent, the blank is sent to the longitudinal bending table by the suction cup holder 107. In the same way, the vertical press knife 110 on the longitudinal knife rest 112 presses the blank, and the vertical curved knife 108 is pushed by the hydraulic rod 102. Bending 90 degrees upwards, longitudinally bending the blank material. At this point the whole process is completed. The whole process adopts fully automatic operation, which saves labor and improves production efficiency and product quality.

Claims (8)

1. A sheet metal shell production machine is made up of a feeding rack (1), a trimming machine (5) and a forming machine (10) controlled by a control computer, and is characterized in that: Described feeding rack (1) is by support (103) and the support shaft (101) that is installed on the support (103), and support shaft (101) is driven its rotation by hydraulic motor (102), also on the support shaft (101) be provided with a regulator for adjusting its diameter; Described trimming machine (5) is provided with frame, is installed with driving motor to drive feeding stick and trimming knife, and the two ends of film releasing shaft (302) are supported on the frame; Described forming machine (10) is provided with machine platform, is provided with leveling area (8), punching area (9) and forming area (11) on the machine platform, and this leveling area (8) is a casing, is made of Two or more sets of rollers (801) are formed; the punching area (9) is next to the leveling area (8), and the punching area (9) is composed of punching and cutting dies; the forming area (11) is composed of a suction cup frame (107 ) is connected with the punching area (9), and the forming area (11) is composed of several bending workbenches. 2. The sheet metal shell production machine according to claim 1, characterized in that: the feeding rack (1) and the trimming machine (5), and between the trimming machine (5) and the forming machine (10) are arranged All are provided with a concave arc support (2). 3. The sheet metal shell production machine according to claim 1, characterized in that: the entrances of the trimming machine (5) and the forming machine (10) are provided with a deviation correcting device (4), and the deviation correcting device (4) It is composed of a group of infrared probes (402) and a deviation correcting platform (301) respectively arranged on both sides, and the infrared probes (402) and the deviation correcting platform (301) are electrically connected with the control system (12). 4. The sheet metal shell production machine according to claim 1, characterized in that: a reduction box is provided between the support shaft (101) of the feeding rack (1) and the hydraulic motor (102), and a gear box is arranged on the support shaft (101) The diameter adjuster consists of a support plate and a support rod driven by a hydraulic cylinder. 5. The sheet metal shell production machine according to claim 1, characterized in that: the feeding roller of the trimming machine (5) is a rubber roller, and the two ends of the film releasing shaft (302) are provided with bearings. 6. The sheet metal casing production machine according to claim 1, characterized in that: the suction cup frame (107) is a rectangular telescopic frame, and several suction cups (105) are installed at the bottom of the telescopic frame, and the suction cup frame (107) Under the control of the control system (12), the hydraulic rod (111) can move up and down as a whole. 7. The sheet metal shell production machine according to claim 1, characterized in that: the punching area (9) is made up of a punching die and a cutting die, a feeding roller is arranged between the punching die and the cutting die, and the punching die Consists of a profiling die (31), a punching die (32) and a corner cutting die (33), the profiling die (31) straddles the front end, the punching die (32) and the corner cutting die (33) are located at the Die (31) rear both sides are arranged, and cutting mold is two, and each cutting mold is provided with cutting knife (901) and hemming knife (903) simultaneously, is provided with slide rail between each cutting mold and can move relative adjustment. 8. The sheet metal shell production machine according to claim 1, characterized in that: the bending workbench in the forming area (11) is composed of a transverse bending workbench and a longitudinal bending workbench, and the transverse bending workbench The horizontal pressing knife (103) is fixedly installed on both sides of the horizontal knife holder (109), and a suction cup is arranged between the two pressing knives; the longitudinal pressing knife (110) on the longitudinal bending workbench is fixedly installed on the longitudinal knife holder (112) on both sides. the

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