Strip-shaped steel plate conveying device for flange plate production

Abstract

The utility model discloses a strip-shaped steel plate conveying device for flange plate production. The strip-shaped steel plate conveying device comprises a control box, a supporting guide mechanism, a conveying driving mechanism and a stamping supporting mechanism. The supporting guide mechanism is installed on the feeding side of the conveying driving mechanism and used for guiding and conveying the strip-shaped steel plate into the conveying driving mechanism, and the conveying driving mechanism drives the strip-shaped steel plate to transversely move to the discharging side. The stamping supporting mechanism is installed on the discharging side of the conveying driving mechanism and used for horizontally supporting the strip-shaped steel plate. The conveying driving mechanism is driven and controlled by the control box. According to the strip-shaped steel plate conveying device, through cooperation of the supporting guide mechanism, the conveying driving mechanism and the stamping supporting mechanism, feeding and discharging supporting and automatic conveying of strip-shaped steel plates can be achieved, manual participation is reduced, and the machining precision and production efficiency of flange plates are effectively improved.

Description

Technical Field

[0001] The utility model relates to a strip steel plate conveying device, in particular to a strip steel plate conveying device used for flange production. Background Art

[0002] At present, when producing flanges, strip steel plates are manually dragged from steel coils to the flange die on the stamping machine for stamping. Since the manual operation requires manual positioning of the strip steel plates each time and requires a lot of force when dragging, not only is the production efficiency low, but it also affects the processing accuracy of the flanges. Therefore, it is necessary to design a strip steel plate conveying device for flange production that can mechanized horizontal conveying of strip steel plates to effectively improve the processing accuracy and production efficiency of flanges. Utility Model Content

[0003] The purpose of the utility model is to provide a strip steel plate conveying device for flange production, which can mechanized horizontal conveying of strip steel plates and effectively improve the processing accuracy and production efficiency of flanges.

[0004] Technical solution: The strip steel plate conveying device for flange production described in the utility model includes a control box, a support and guide mechanism, a conveying drive mechanism and a stamping support mechanism; the support and guide mechanism is installed on the loading side of the conveying drive mechanism, and is used to guide and convey the strip steel plates into the conveying drive mechanism, and the conveying drive mechanism drives the strip steel plates to move horizontally to the unloading side; the stamping support mechanism is installed on the unloading side of the conveying drive mechanism, and is used to horizontally support the strip steel plates; the conveying drive mechanism is driven and controlled by the control box.

[0005] Furthermore, the support and guiding mechanism includes a diagonal support adjustment unit, two side support rods and each support adjustment unit; one end of the two side support rods is swing-hinged and installed on the loading side of the conveying drive mechanism, the diagonal support adjustment unit is obliquely supported between the two side support rods and the conveying drive mechanism, and the support length of the diagonal support adjustment unit is adjustable; each support adjustment unit is installed on the two side support rods for supporting the strip steel plate, and the support angle and height of each support adjustment unit are adjustable.

[0006] Furthermore, the support adjustment unit includes a support roller, two strip support side plates and two position locking bolts; a strip adjustment hole is provided on the strip support side plate along the length direction; the two strip support side plates are respectively installed at the corresponding positions of the two side support rods through the strip adjustment holes through two position locking bolts; the two ends of the support roller are respectively rotatably installed on the upper ends of the two strip support side plates for supporting the strip steel plates.

[0007] Furthermore, the diagonal support adjustment unit includes a U-shaped bracket, an internal threaded tube, a diagonal support adjustment screw and a diagonal support rod; the two support arms of the U-shaped bracket are swing-hinged and installed at the corresponding positions of the two side support rods, the upper end of the internal threaded tube is fixed on the U-shaped bracket, and the upper end of the diagonal support adjustment screw is threadedly screwed and installed in the lower end of the internal threaded tube; a rotating seat is fixed at the lower end of the diagonal support adjustment screw, and an adjustment handle rod is provided on the rotating seat; the rotating seat is rotatably installed on the upper end of the diagonal support rod, and the lower end of the diagonal support rod is swing-hinged and installed on the conveying drive mechanism.

[0008] Furthermore, the conveying drive mechanism includes a conveying channel, an elastic pressing unit, a rolling support unit and a conveying drive motor; the elastic pressing unit is installed on the top of the conveying channel, and the rolling support unit is installed at the lower part of the conveying channel, and the elastic pressing unit presses the strip steel plate onto the rolling support unit, so that the rolling support unit rolls and supports the lower side of the strip steel plate for conveying; the conveying drive motor is installed on the outside of the conveying channel for driving the rolling support unit; support legs are provided at the bottom of the conveying channel; the conveying drive motor is driven and controlled by the control box.

[0009] Furthermore, the elastic pressing unit includes two side pressing rods and multiple pressing rollers; two longitudinal connecting rods are fixedly installed between the two side pressing rods, and pressing sleeves are vertically arranged in the middle of the two longitudinal connecting rods, and a telescopic guide column is movably inserted at the upper end of the pressing sleeve; a pressing spring is elastically supported between the top of the conveying channel and the longitudinal connecting rod, and the pressing sleeve and the telescopic guide column are located in the pressing spring; each pressing roller is rotatably installed longitudinally on the two side pressing rods.

[0010] Furthermore, the rolling support unit includes a synchronous chain and two support drive shafts; the two support drive shafts are rotatably installed longitudinally at the lower part of the conveying channel, and a synchronous sprocket is provided at the end of each of the two support drive shafts; the two synchronous sprockets are synchronously driven through the synchronous chain; anti-slip support sleeves are provided on both support drive shafts; the conveying drive motor is used to rotationally drive one support drive shaft.

[0011] Furthermore, the stamping support mechanism includes a support platform plate, a photoelectric switch, a cantilever bracket, two spacing adjustment screws and four edge support units; one end side of the support platform plate is fixedly connected to the unloading side of the conveying drive mechanism, and two T-shaped adjustment slots are longitudinally arranged on the upper side surface of the support platform plate, and a screw support is provided at both ends of the T-shaped adjustment slot. The two ends of the spacing adjustment screw are rotatably mounted on the two screw supports, and the front and rear sections of the spacing adjustment screw have opposite thread rotation directions; two T-shaped The sliding seat and the front and rear sections of the spacing adjustment screw are respectively screwed through and installed on the adjustment drive threaded holes of the two T-shaped sliding seats; a rectangular window for avoiding the stamping die is provided on the support platform plate; a spacing adjustment handle is provided at the front end of the spacing adjustment screw; four edge support units are respectively fixedly installed on the four T-shaped sliding seats, and are used to support the front and rear sides of the strip steel plate; the photoelectric switch is installed on the side of the support platform plate through a cantilever bracket, and is used to detect the moving position of the strip steel plate; the photoelectric switch is controlled by the control box.

[0012] Compared with the existing technology, the beneficial effect of the present invention is that by utilizing the cooperation of the support guide mechanism, the conveying drive mechanism and the stamping support mechanism, the feeding and unloading support and automatic conveying of the strip steel plates can be realized, manual participation can be reduced, and the processing accuracy and production efficiency of the flange can be effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front structural diagram of the present invention;

[0014] Figure 2 This is a schematic cross-sectional view of the conveying drive mechanism of the present utility model;

[0015] Figure 3 This is a schematic diagram of the top view of the stamping support mechanism of the present utility model;

[0016] Figure 4 This is a schematic diagram of the cantilever bracket structure of the present utility model;

[0017] Figure 5 This is a schematic diagram of the edge support unit structure of the present invention;

[0018] Figure 6 This is a schematic diagram of the circuit structure of the utility model. DETAILED DESCRIPTION

[0019] The technical solution of the present invention will be described in detail below with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the embodiments.

[0020] Example 1:

[0021] like Figure 1-6As shown, the strip steel plate conveying device for flange production disclosed in the present invention includes: a control box 1, a support and guide mechanism, a conveying drive mechanism and a stamping support mechanism; the support and guide mechanism is installed on the loading side of the conveying drive mechanism, and is used to guide and convey the strip steel plate 100 into the conveying drive mechanism, and the conveying drive mechanism drives the strip steel plate 100 to move horizontally to the unloading side; the stamping support mechanism is installed on the unloading side of the conveying drive mechanism, and is used to horizontally support the strip steel plate 100; the conveying drive mechanism is driven and controlled by the control box 1.

[0022] By utilizing the cooperation of the support guide mechanism, the conveying drive mechanism and the stamping support mechanism, the inlet and outlet support and automatic conveying of the strip steel plate 100 can be achieved, reducing manual participation and effectively improving the processing accuracy and production efficiency of the flange.

[0023] Furthermore, the support and guide mechanism includes a diagonal support adjustment unit, two side support rods 11, and various support adjustment units; one end of each of the two side support rods 11 is swingably hingedly mounted on the feeding side of the conveying drive mechanism, the diagonal support adjustment unit is tiltedly supported between the two side support rods 11 and the conveying drive mechanism, and the support length of the diagonal support adjustment unit is adjustable; each support adjustment unit is mounted on the two side support rods 11 and is used to support the strip steel plate 100, and the support angle and height of each support adjustment unit are adjustable. The diagonal support adjustment unit can be used to adjust the support angle of the two side support rods 11; and each support adjustment unit can be used to support the strip steel plate 100 at different angles and heights, so that the strip steel plate 100 can smoothly enter the conveying drive mechanism after unwinding.

[0024] Furthermore, the support adjustment unit includes a support roller 15, two strip-shaped support side plates 13, and two position locking bolts 12. Strip-shaped adjustment holes 14 are provided along the length of the strip-shaped support side plates 13. The two strip-shaped support side plates 13 are respectively installed at corresponding positions on the two side support rods 11 via two position locking bolts 12 passing through the strip-shaped adjustment holes 14. The two ends of the support roller 15 are rotatably mounted on the upper ends of the two strip-shaped support side plates 13 to support the strip steel plate 100. The position locking bolts 12 can be used to adjust and fix the angle and height of the strip support side plates 13. The support roller 15 can be used to provide rolling support for the lower side of the strip steel plate 100, reducing conveying resistance.

[0025] Furthermore, the diagonal support adjustment unit includes a U-shaped bracket 10, an internally threaded tube 9, a diagonal support adjustment screw 8, and a diagonal support rod 5. The two support arms of the U-shaped bracket 10 are respectively swingably hingedly mounted at corresponding positions on the two side support rods 11. The upper end of the internally threaded tube 9 is fixed to the U-shaped bracket 10, and the upper end of the diagonal support adjustment screw 8 is threadedly screwed into the lower end of the internally threaded tube 9. A rotating seat 6 is fixedly mounted at the lower end of the diagonal support adjustment screw 8, and an adjustment handle rod 7 is provided on the rotating seat 6. The rotating seat 6 is rotatably mounted on the upper end of the diagonal support rod 5, and the lower end of the diagonal support rod 5 is swingably hingedly mounted on the conveying drive mechanism. The rotating seat 6 is used to rotate and adjust the diagonal support adjustment screw 8, thereby changing the support length of the diagonal support adjustment unit and adjusting the inclination of the two side support rods 11. The adjustment handle rod 7 can facilitate manual adjustment of the rotating seat 6.

[0026] Furthermore, the conveying drive mechanism includes a conveying channel 2, an elastic pressing unit, a rolling support unit, and a conveying drive motor 3. The elastic pressing unit is mounted on the top of the conveying channel 2, and the rolling support unit is mounted on the lower portion of the conveying channel 2. The elastic pressing unit presses the strip steel plate 100 against the rolling support unit, so that the rolling support unit rolls and supports the lower side of the strip steel plate 100 for conveying. The conveying drive motor 3 is mounted on the outside of the conveying channel 2 and is used to drive the rolling support unit. Support legs 4 are provided at the bottom of the conveying channel 2. The conveying drive motor 3 is driven and controlled by the control box 1. The elastic pressing unit can press the strip steel plate 100 against the rolling support unit, so that the rolling support unit rolls and supports the lower side of the strip steel plate 100 for conveying, reducing slippage during conveying.

[0027] Furthermore, the elastic pressing unit includes two side pressing rods 17 and a plurality of pressing rollers 21. Two longitudinal connecting rods are fixedly mounted between the two side pressing rods 17, and a pressing sleeve 19 is vertically installed in the middle of each longitudinal connecting rod. A telescopic guide column 18 is movably inserted into the upper end of the pressing sleeve 19. A pressing spring 20 is elastically supported between the top of the conveying channel 2 and the longitudinal connecting rods, and the pressing sleeve 19 and the telescopic guide column 18 are located within the pressing spring 20. Each pressing roller 21 is rotatably mounted longitudinally on the two side pressing rods 17. The cooperation between the pressing sleeve 19 and the telescopic guide column 18 enables vertical movement while restricting left and right movement. The pressing spring 20 enables elastic pressing.

[0028] Furthermore, the rolling support unit includes a synchronous chain 25 and two support drive shafts 22. The two support drive shafts 22 are rotatably mounted longitudinally at the lower portion of the conveying channel 2. A synchronous sprocket 24 is provided at the end of each support drive shaft 22. The two synchronous sprockets 24 are synchronously driven by the synchronous chain 25. Anti-slip support sleeves 23 are provided on each of the support drive shafts 22. The conveying drive motor 3 is used to rotationally drive one of the support drive shafts 22. The anti-slip support sleeves 23 enhance friction during rolling conveying, thereby ensuring efficient conveying of the strip steel plate 100.

[0029] Furthermore, the stamping support mechanism includes a support platform plate 26, a photoelectric switch 48, a cantilever bracket, two spacing adjustment screws 30 and four edge support units; one end side of the support platform plate 26 is fixedly connected to the unloading side of the conveying drive mechanism, and two T-shaped adjustment slots 28 are longitudinally arranged on the upper side surface of the support platform plate 26, and a screw support 29 is provided at both ends of the T-shaped adjustment slot 28. The two ends of the spacing adjustment screw 30 are rotatably mounted on the two screw supports 29, and the front and rear sections of the spacing adjustment screw 30 have opposite thread rotation directions; two T-shaped sliding seats are slidably installed in the T-shaped adjustment slot 28 31, the front and rear sections of the spacing adjustment screw 30 are respectively screwed together and installed on the adjustment drive threaded holes 33 of the two T-shaped sliding seats 31; a rectangular window 27 for avoiding the stamping die is provided on the support platform plate 26; a spacing adjustment handle 51 is provided at the front end of the spacing adjustment screw 30; four edge support units are respectively fixedly installed on the four T-shaped sliding seats 31, and are used to support the front and rear side edges of the strip steel plate 100; a photoelectric switch 48 is installed on the side of the support platform plate 26 through a cantilever bracket, and is used to detect the moving position of the strip steel plate 100; the photoelectric switch 48 is controlled by the control box 1. The photoelectric switch 48 can be used to detect the moving position of the residual material of the strip steel plate 100 after stamping, so that the controller can control the horizontal movement and conveying distance of the strip steel plate 100 in the conveying drive mechanism each time; the four edge support units can be used to lift and support the edges of the strip steel plate 100, so that the strip steel plate 100 can smoothly pass through the stamping die horizontally; the two spacing adjustment screws 30 are used to adjust the spacing between the four T-shaped sliding seats 31 in pairs, so as to adjust the spacing between the four edge support units in pairs to meet the support needs of strip steel plates 100 of different widths.

[0030] Furthermore, a blanking support roller 50 is rotatably mounted on the blanking side of the support platform plate 26 via a side support, and is used to provide rolling support for the strip steel plate 100 on the blanking side.

[0031] Furthermore, the cantilever bracket includes a T-shaped mounting seat 42, a vertical rod 44, a lower side clamping bolt 43, a sleeve seat 45, an upper side clamping bolt 46 and an L-shaped cantilever rod 47; a position adjustment T-shaped slot 49 is horizontally provided on the side edge of the upper side of the support platform plate 26; the T-shaped mounting seat 42 is slidably installed in the position adjustment T-shaped slot 49, and the lower side clamping bolt 43 is screwed through and installed on the T-shaped mounting seat 42, and the lower side clamping bolt 4 3 is pressed against the bottom of the adjustment T-slot 49; the vertical rod 44 is vertically fixed to the T-shaped mounting seat 42, the sleeve seat 45 is fixed to the upper end of the vertical rod 44, one end of the L-shaped cantilever rod 47 is inserted through the sleeve seat 45, and the upper side clamping bolt 46 is threadedly installed on the sleeve seat 45, with the end of the upper side clamping bolt 46 pressing against the L-shaped cantilever rod 47; the photoelectric switch 48 is installed on the other end of the L-shaped cantilever rod 47. The position adjustment T-slot 49 and the T-shaped mounting seat 42 cooperate to adjust the position of the vertical rod 44, and the position is locked by the lower side clamping bolt 43; the sleeve seat 45 and the L-shaped cantilever rod 47 cooperate to further adjust the position of the photoelectric switch 48, and the position is locked by the upper side clamping bolt 46.

[0032] Furthermore, the edge support unit includes an edge support column 32, a lower support ring 34, a support sleeve 36, an adjusting nut 39 and a tightening nut 40; the edge support column 32 is vertically fixed on the T-shaped sliding seat 31, and an adjusting external thread 41 is provided at the upper end of the edge support column 32; the lower support ring 34 is rotatably mounted on the middle part of the edge support column 32; the adjusting nut 39 is screwed on the adjusting external thread 41, the support sleeve 36 is fixed on the adjusting nut 39, and the support sleeve 36 is fixed on the adjusting nut 39. An upper support ring 37 is rotatably mounted on the lower end of the support ring 6, and the upper support ring 37 is located above the lower support ring 34; a tightening nut 40 is screwed onto the adjusting external thread 41, and the tightening nut 40 and the adjusting nut 39 are pressed against each other; a lower slope 35 is provided on the upper side edge of the lower support ring 34, and an upper slope 38 is provided on the lower side edge of the upper support ring 37. The lower support ring 34 and the upper support ring 37 support and limit the edge of the strip steel plate 100. The height of the upper support ring 37 can be adjusted by cooperating with the adjusting nut 39 and the adjusting external thread 41, thereby meeting the requirements of supporting and limiting the edge of the strip steel plate 100 of different thicknesses; the rotatably mounted upper support ring 37 and lower support ring 34 can achieve rotatable support for the edge of the strip steel plate 100, reducing the resistance of translational transportation.

[0033] Furthermore, the control box 1 is fixed on the top of the conveying channel 2, and a control button 16 is provided on the top of the control box 1, and a controller and a conveying drive circuit are provided inside the control box 1; the controller is electrically connected to the control button 16, the photoelectric switch 48 and the conveying drive circuit respectively; the controller adopts the existing single-chip microcomputer control module; the photoelectric switch 48 adopts the existing photoelectric switch for target position detection; the control button 16 includes a start button and a stop button for realizing the start and stop control of the device; the conveying drive circuit adopts the existing stepping motor drive circuit for driving and controlling the conveying drive motor 3.

[0034] When the strip steel plate conveying device for flange production disclosed in the present invention is used, first, the support platform plate 26 is installed on the table of the press, and the stamping die is placed in the rectangular window 27; then, a worker pulls the end of the strip steel plate 100 through the conveying channel 2, and the lower side of the strip steel plate 100 on the feeding side is supported on each support roller 15, the strip steel plate 100 in the conveying channel 2 is clamped between the pressing roller 21 and the anti-slip support sleeve 23, and the edge of the strip steel plate 100 on the unloading side is clamped and limited between the lower support ring 34 and the upper support ring 37, and the strip steel plate 100 passes through the stamping die horizontally;

[0035] The worker presses the start button, and the controller drives and controls the conveying drive motor 3 to move the strip steel plate 100 laterally. When the photoelectric switch 48 detects that the remaining material of the strip steel plate 100 moves laterally by an interval, the controller stops driving the conveying drive motor 3. At this time, the next flange stamping position is already located at the stamping die; after the press completes the flange stamping, the above process is repeated to complete the stamping of the next flange.

[0036] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be interpreted as limiting the present invention itself. Various changes in form and details may be made without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A strip steel plate conveying device for flange production, characterized by: The invention comprises a control box (1), a support guide mechanism, a conveying drive mechanism and a punching support mechanism; the support guide mechanism is installed on the feeding side of the conveying drive mechanism and is used to guide and convey the strip steel plate (100) into the conveying drive mechanism, and the conveying drive mechanism drives the strip steel plate (100) to move horizontally to the unloading side; the punching support mechanism is installed on the unloading side of the conveying drive mechanism and is used to horizontally support the strip steel plate (100); the conveying drive mechanism is driven and controlled by the control box (1).

2. The strip steel plate conveying device for flange production according to claim 1 is characterized in that: The support guide mechanism comprises a diagonal support adjustment unit, two side support rods (11) and each support adjustment unit; one end of each of the two side support rods (11) is swingably hingedly mounted on the feeding side of the conveying drive mechanism, the diagonal support adjustment unit is obliquely supported between the two side support rods (11) and the conveying drive mechanism, and the support length of the diagonal support adjustment unit is adjustable; each support adjustment unit is mounted on the two side support rods (11) and is used to support the strip steel plate (100), and the support angle and height of each support adjustment unit are adjustable.

3. The strip steel plate conveying device for flange production according to claim 2 is characterized in that: The support adjustment unit comprises a support roller shaft (15), two strip support side plates (13) and two position locking bolts (12); a strip adjustment hole (14) is provided on the strip support side plate (13) along the length direction; the two strip support side plates (13) are respectively installed at corresponding positions of the two side support rods (11) through the two position locking bolts (12) passing through the strip adjustment hole (14); the two ends of the support roller shaft (15) are respectively rotatably installed on the upper ends of the two strip support side plates (13) for supporting the strip steel plate (100).

4. The strip steel plate conveying device for flange production according to claim 2 is characterized in that: The diagonal support adjustment unit comprises a U-shaped bracket (10), an internal threaded tube (9), a diagonal support adjustment screw (8) and a diagonal support rod (5); the two support arms of the U-shaped bracket (10) are respectively swing-hinged and installed at corresponding positions of the two side support rods (11); the upper end of the internal threaded tube (9) is fixed on the U-shaped bracket (10), and the upper end of the diagonal support adjustment screw (8) is screwed and installed in the lower end of the internal threaded tube (9); a rotating seat (6) is fixedly arranged at the lower end of the diagonal support adjustment screw (8), and an adjustment handle rod (7) is arranged on the rotating seat (6); the rotating seat (6) is rotatably installed on the upper end of the diagonal support rod (5), and the lower end of the diagonal support rod (5) is swing-hinged and installed on the conveying drive mechanism.

5. The strip steel plate conveying device for flange production according to claim 1 is characterized in that: The conveying drive mechanism comprises a conveying channel (2), an elastic pressing unit, a rolling support unit and a conveying drive motor (3); the elastic pressing unit is installed on the top of the conveying channel (2), and the rolling support unit is installed at the lower part of the conveying channel (2); the elastic pressing unit presses the strip steel plate (100) onto the rolling support unit, so that the rolling support unit performs rolling support and conveying on the lower side of the strip steel plate (100); the conveying drive motor (3) is installed outside the conveying channel (2) and is used to drive the rolling support unit; a support leg (4) is provided at the bottom of the conveying channel (2); and the conveying drive motor (3) is driven and controlled by a control box (1).

6. The strip steel plate conveying device for flange production according to claim 1 is characterized in that: The elastic pressing unit comprises two side pressing rods (17) and a plurality of pressing rollers (21); two longitudinal connecting rods are fixedly installed between the two side pressing rods (17), and a pressing sleeve (19) is vertically arranged in the middle of the two longitudinal connecting rods, and a telescopic guide column (18) is movably inserted at the upper end of the pressing sleeve (19); a pressing spring (20) is elastically supported between the top of the conveying channel (2) and the longitudinal connecting rod, and the pressing sleeve (19) and the telescopic guide column (18) are located in the pressing spring (20); and each pressing roller (21) is rotatably installed longitudinally on the two side pressing rods (17).

7. The strip steel plate conveying device for flange production according to claim 1, characterized in that: The rolling support unit comprises a synchronous chain (25) and two support drive shafts (22); the two support drive shafts (22) are rotatably mounted longitudinally at the lower portion of the conveying channel (2), and a synchronous sprocket (24) is provided at the end of each of the two support drive shafts (22); the two synchronous sprockets (24) are synchronously driven by the synchronous chain (25); an anti-slip support sleeve (23) is provided on each of the two support drive shafts (22); and a conveying drive motor (3) is used to rotationally drive one of the support drive shafts (22).

8. The strip steel plate conveying device for flange production according to claim 1 is characterized in that: The stamping support mechanism includes a support platform plate (26), a photoelectric switch (48), a cantilever bracket, two spacing adjustment screws (30) and four edge support units; one end side of the support platform plate (26) is fixedly connected to the unloading side of the conveying drive mechanism, two T-shaped adjustment slots (28) are longitudinally arranged on the upper side surface of the support platform plate (26), and a screw support (29) is arranged at both ends of the T-shaped adjustment slot (28). The two ends of the spacing adjustment screw (30) are rotatably mounted on the two screw supports (29), and the front and rear sections of the spacing adjustment screw (30) have opposite thread rotation directions; two T-shaped sliding seats (31) are slidably mounted in the T-shaped adjustment slot (28), and the spacing adjustment screw (30) is rotated in the opposite direction. The front and rear sections of the distance adjustment screw (30) are respectively screwed together and installed on the adjustment drive threaded holes (33) of the two T-shaped sliding seats (31) with through-type threads; a rectangular window (27) for avoiding the stamping die is provided on the support platform plate (26); a distance adjustment handle (51) is provided at the front end of the distance adjustment screw (30); four edge support units are respectively fixedly installed on the four T-shaped sliding seats (31) for supporting the front and rear side edges of the strip steel plate (100); a photoelectric switch (48) is installed on the side of the support platform plate (26) through a cantilever bracket for detecting the moving position of the strip steel plate (100); the photoelectric switch (48) is controlled by the control box (1).

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