Tool changing device for electric control cabinet trepanning

Abstract

The utility model discloses a tool changing device for punching of an electric control cabinet, which comprises a punch switching device and a punching switching correction device, and the punching switching correction device is arranged below the punch switching device and is matched with the punch switching device. The punch switching device comprises a rotating shaft, an upper rotating plate, a lower rotating plate and punching devices, the upper rotating plate and the lower rotating plate are connected to the rotating shaft, the multiple punching devices are arranged between the upper rotating plate and the lower rotating plate, and the two ends of each punching device penetrate through the upper rotating plate and the lower rotating plate respectively; the punching device comprises a pressing head, side wings, fixed columns, reset springs, a punch and a positioning head, one end of the pressing head penetrates through the upper rotating plate, the two side wings are connected to the two sides of the pressing head respectively, and at least one fixed column is connected to the side wings; the tool changing device for drilling of the electric control cabinet is simple in structure, convenient to use and practical, punch holes are switched through the punch switching device, the effect that drilling of the electric control cabinet is diversified is achieved, and the machining speed of the electric control cabinet is increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric control cabinet hole opening, and in particular relates to a tool changing device for electric control cabinet hole opening. Background Art

[0002] Control cabinets are widely used in factories, mines, enterprises, shopping malls, hotels, schools, airports, ports, hospitals, high-rise buildings, residential areas and other occasions. The shell of the control cabinet is determined by the function of the control cabinet. The shell shape is processed according to the required functions of the control cabinet, so that the size of the control cabinet varies; the shell of the control cabinet is generally cut by laser, which can meet the needs of diversified opening of the control cabinet, but the speed of laser cutting is slow, and it is difficult to meet the processing needs when the workload is large, and the mold opening is difficult to meet the diversified opening requirements. Although the mold opening speed is fast, it is only suitable for batch processing and the cost of processing a single electric control cabinet is too high. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a tool changing device for opening holes in an electric control cabinet, which has a simple structure, is convenient and practical, and can switch punch holes through a punch switching device to achieve a diversified effect of opening holes in the electric control cabinet and improve the processing speed of the electric control cabinet.

[0004] A tool changing device for opening holes in an electric control cabinet comprises a punch switching device and a hole cutting switching and correcting device, wherein the hole cutting switching and correcting device is arranged below the punch switching device and cooperates with the punch switching device; the punch switching device comprises a rotating shaft, an upper rotating plate, a lower rotating plate and a punching device, wherein the upper rotating plate and the lower rotating plate are connected to the rotating shaft, and a plurality of the punching devices are arranged between the upper rotating plate and the lower rotating plate, and the two ends of the punching device respectively pass through the upper rotating plate and the lower rotating plate; the punching device comprises a pressure head, a side wing, a fixed column, a reset spring, a punch and a positioning head, one end of the pressure head passes through the upper rotating plate, the two side wings are respectively connected to the two sides of the pressure head, at least one fixed column is connected to the side wing, one end of the reset spring is sleeved on the fixed column and the other end is in contact with the lower rotating plate, one end of the punch is connected to the pressure head and the other end passes through the lower rotating plate and is connected to the positioning head.

[0005] Preferably, the end of the positioning head away from the punch is tapered.

[0006] Preferably, the hole cutting switching correction device includes a displacement plate, an anti-slip ring, a cutting ring, a ejection block and a ejection spring, a plurality of cutting grooves are opened on the side of the displacement plate close to the punch switching device, an exhaust hole penetrating the displacement plate is opened in the cutting groove, the cutting ring is arranged in the anti-slip ring, the ejection block is arranged in the cutting ring, the ejection spring is arranged in the cutting groove and is used for resetting the ejection block; hanging platforms are arranged on the cutting ring and the ejection block, and hanging grooves cooperating with the hanging platforms are opened on the anti-slip ring and the cutting ring.

[0007] Preferably, a correction gap is provided between the anti-slip ring and the cutting ring.

[0008] Preferably, a positioning hole is penetrated through the top material block.

[0009] Preferably, a positioning groove is provided on one side of the displacement plate.

[0010] Beneficial effects:

[0011] (1) The utility model provides a tool changing device for drilling holes in an electric control cabinet, which has a simple structure and is convenient and practical. The punch hole is switched by the punch switching device to achieve a diversified effect of drilling holes in the electric control cabinet and improve the processing speed of the electric control cabinet.

[0012] (2) The utility model is a tool changing device for opening a hole in an electric control cabinet. The positioning hole cooperates with the positioning head so that when the positioning hole and the positioning head are closed, the cutting ring and the ejecting block complete the positioning displacement, thereby achieving the purpose of precise positioning and stamping. At the same time, the ejecting spring drives the ejecting block to reset to complete the ejection of the tail material. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the tool changing device;

[0014] Figure 2 It is a structural schematic diagram of the punch switching device;

[0015] Figure 3 It is a schematic diagram of the local structure of the hole cutting switching correction device;

[0016] 1-punch switching device, 11-rotating shaft, 12-upper rotating plate, 13-lower rotating plate, 14-punching device, 15-pressing head, 16-side wing, 17-fixed column, 18-reset spring, 19-punch, 110-positioning head, 2-hole cutting switching correction device, 21-displacement plate, 22-cutting groove, 23-exhaust hole, 24-anti-slip ring, 25-cutting ring, 26-correction gap, 27-lifting block, 28-lifting spring, 29-positioning hole. DETAILED DESCRIPTION

[0017] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

[0018] Example 1

[0019] like Figures 1 to 3As shown; a tool changing device for opening a hole in an electric control cabinet, comprising a punch switching device 1 and a hole cutting switching correction device 2, wherein the hole cutting switching correction device 2 is arranged below the punch switching device 1 and cooperates with it; the punch switching device 1 comprises a rotating shaft 11, an upper rotating plate 12, a lower rotating plate 13 and a punching device 14, wherein the upper rotating plate 12 and the lower rotating plate 13 are connected to the rotating shaft 11, and a plurality of the punching devices 14 are arranged between the upper rotating plate 12 and the lower rotating plate 13, wherein the punching devices 14 The two ends of the punching device 14 respectively penetrate the upper rotating plate 12 and the lower rotating plate 13; the punching device 14 includes a pressure head 15, a side wing 16, a fixed column 17, a return spring 18, a punch 19 and a positioning head 110, one end of the pressure head 15 penetrates the upper rotating plate 12, the two side wings 16 are respectively connected to the two sides of the pressure head 15, at least one fixed column 17 is connected to the side wing 16, one end of the return spring 18 is sleeved on the fixed column 17 and the other end is in contact with the lower rotating plate 13, one end of the punch 19 is in contact with the pressure head The punch switching device 1 is connected to the punch head 15 and the other end passes through the lower rotating plate 13 and is connected to the positioning head 110; the end of the positioning head 110 away from the punch 19 is conical; the hole cutting switching correction device 2 includes a displacement plate 21, an anti-slip ring 24, a cutting ring 25, a lifting block 27 and a lifting spring 28, and the displacement plate 21 is provided with a plurality of cutting grooves 22 on the side close to the punch switching device 1, and the cutting groove 22 is provided with an exhaust hole 23 that passes through the displacement plate 21, and the anti-slip ring 24 is arranged in the cutting groove 22. The cutting ring 25 is arranged in the anti-slip ring 24, the lifting block 27 is arranged in the cutting ring 25, and the lifting spring 28 is arranged in the cutting groove 22 and is used for resetting the lifting block 27; the cutting ring 25 and the lifting block 27 are both provided with hanging platforms, and the anti-slip ring 24 and the cutting ring 25 are both provided with hanging grooves that cooperate with the hanging platforms; a correction gap 26 is arranged between the anti-slip ring 24 and the cutting ring 25; a positioning hole 29 is penetrated on the lifting block 27; and a positioning groove is arranged on one side of the displacement plate 21.

[0020] Among them, the punch switching device 1 is installed on the hydraulic press and driven to rotate by a stepper motor. The electrical control cabinet housing is pre-processed with a hole punching machine or a CNC machining center to position the hole; specifically, the rotating shaft 11 is rotated, and the rotating shaft 11 drives the upper rotating plate 12 and the lower rotating plate 13 to rotate, so that the corresponding punching device 14 enters the working area of ​​the hydraulic press, and the positioning head 110 of the punching device 14 is aligned with the positioning hole pre-opened on the electrical control cabinet housing, and then the displacement plate 21 is controlled to move so that the corresponding cutting ring 25 is aligned with the corresponding punching device 14; when punching the hole, the hydraulic press pressure head presses down and pushes the pressure head 15 down, the pressure head 15 pushes the punch 19, and the punch 19 pushes the positioning head 110 into the positioning hole pre-opened in the electrical control cabinet housing, and then the conical head of the positioning head 110 enters the positioning hole 29 in advance, and as the positioning head 110 enters the positioning hole 29, it will drive the top block 27 and the cutting ring 25 to move, and its calibration The positive gap 26 is mainly set for the movement of the ejecting block 27 and the cutting ring 25. As the positions of the ejecting block 27 and the cutting ring 25 are corrected, the positioning head 110 and the cutting ring 25 will be aligned and there will be no stamping misalignment. The positioning head 110 punches and cuts the outer shell of the electric control cabinet. During stamping, the positioning head 110 simultaneously applies pressure to the ejecting block 27 to make it sink, and the cut tail material will fall on the ejecting block 27 in the cutting ring 25, and the cutting action is completed at this time; then the hydraulic press head is lifted, and the side wing 16 is driven to rise and reset by the reset spring 18, the side wing 16 drives the pressure head 15 to rise, and the pressure head 15 drives the punch 19 to rise, and after the ejecting block 27 loses the pressure of the punch 19, the ejecting spring 28 will drive the ejecting block 27 to rise and reset, and lift up and discharge the tail material cut by the punch 19; by setting a positioning groove on one side of the displacement plate 21, the cutting ring 25 thereon can move to the accurate position after the displacement plate 21 is displaced.

[0021] The specific embodiments of the present invention are described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modification and substitution of the present invention is also within the scope of the present invention. Therefore, the equivalent transformation and modification made without departing from the spirit and scope of the present invention are all within the scope of the present invention.

Claims

1. A tool changing device for opening a hole in an electric control cabinet, characterized in that: The invention comprises a punch switching device (1) and a hole cutting switching correction device (2), wherein the hole cutting switching correction device (2) is arranged below the punch switching device (1) and cooperates with the punch switching device (1); the punch switching device (1) comprises a rotating shaft (11), an upper rotating plate (12), a lower rotating plate (13) and a punching device (14), wherein the upper rotating plate (12) and the lower rotating plate (13) are connected to the rotating shaft (11), and a plurality of the punching devices (14) are arranged between the upper rotating plate (12) and the lower rotating plate (13), and the two ends of the punching device (14) respectively penetrate the upper rotating plate (12) and the lower rotating plate (13); The device (14) comprises a pressure head (15), a side wing (16), a fixed column (17), a return spring (18), a punch (19) and a positioning head (110); one end of the pressure head (15) passes through the upper rotating plate (12); two side wings (16) are respectively connected to both sides of the pressure head (15); at least one fixed column (17) is connected to the side wing (16); one end of the return spring (18) is sleeved on the fixed column (17) and the other end is in contact with and connected to the lower rotating plate (13); one end of the punch (19) is connected to the pressure head (15) and the other end passes through the lower rotating plate (13) and is connected to the positioning head (110).

2. A tool changing device for opening a hole in an electric control cabinet as claimed in claim 1, characterized in that: The end of the positioning head (110) away from the punch (19) is tapered.

3. A tool changing device for opening a hole in an electric control cabinet as claimed in claim 1 or 2, characterized in that: The hole cutting switching correction device (2) comprises a displacement plate (21), an anti-slip ring (24), a cutting ring (25), a material ejection block (27) and a material ejection spring (28); a plurality of cutting grooves (22) are provided on a side of the displacement plate (21) close to the punch switching device (1); an exhaust hole (23) penetrating the displacement plate (21) is provided in the cutting groove (22); the anti-slip ring (24) is arranged in the cutting groove (22); the cutting ring (25) is arranged in the anti-slip ring (24); the material ejection block (27) is arranged in the cutting ring (25); the material ejection spring (28) is arranged in the cutting groove (22) and is used for resetting the material ejection block (27); a hanging platform is provided on both the cutting ring (25) and the material ejection block (27); and a hanging groove cooperating with the hanging platform is provided on both the anti-slip ring (24) and the cutting ring (25).

4. A tool changing device for opening a hole in an electric control cabinet as claimed in claim 3, characterized in that: A correction gap (26) is provided between the anti-slip ring (24) and the cutting ring (25).

5. A tool changing device for opening a hole in an electric control cabinet as claimed in claim 4, characterized in that: The top material block (27) is penetrated by a positioning hole (29).

6. A tool changing device for opening a hole in an electric control cabinet as claimed in claim 5, characterized in that: A positioning groove is provided on one side of the displacement plate (21).

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