Steel plate punching machine

Abstract

The utility model relates to the technical field of punching, in particular to a steel plate punching machine which is higher in punching efficiency, convenient to use, suitable for mass production and high in practicability. Comprising a bottom plate and a supporting frame which is fixedly installed at the upper end of the bottom plate. The device further comprises a lifting plate, two sets of sliding rails A, four sets of punches, a moving mechanism, two sets of clamping mechanisms, a lifting mechanism, four sets of locking mechanisms and a distance adjusting mechanism, the two sets of clamping mechanisms are installed on the supporting frame through the moving mechanism, the moving mechanism is used for moving the two sets of clamping mechanisms, the clamping mechanisms have the clamping and fixing functions, and the lifting plate is installed on the lifting mechanism. The lifting mechanism is used for lifting the lifting plate, the two sets of sliding rails A are installed on the front portion and the rear portion of the lower end of the lifting plate through the distance adjusting mechanism, the distance adjusting mechanism is used for adjusting the distance between the two sets of sliding rails A, the two sets of punches are arranged on the two sets of sliding rails A, and the four sets of punches are installed on the two sets of sliding rails A through the four sets of locking mechanisms correspondingly.

Description

Technical Field

[0001] The utility model relates to the technical field of punching, in particular to a steel plate punching machine. Background Art

[0002] A punching machine is a device used to punch holes in a workpiece, and it is widely used in the field of stamping. In the prior art, a utility model patent with patent application number 202321871404.9 discloses a punching machine with a dust removal function, which is mainly composed of a punch, a bracket and a fixing mechanism, and the fixing mechanism is installed on the bracket; when punching a workpiece, the workpiece is first clamped and fixed by the fixing mechanism on the bracket, and then the punch is lowered until the punch contacts the workpiece, so that the punch punches a hole in the workpiece; the inventor believes that there are the following problems in its use, because some workpieces need to punch multiple holes during stamping, and the device in the above-mentioned prior art has only one punch, which can only punch one hole in the workpiece at a time. In large-scale production and processing, its work efficiency is low, it is inconvenient to use, and its practicality is poor. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a steel plate punching machine which has higher punching efficiency, is easy to use, is suitable for mass production and has high practicality.

[0004] The steel plate punching machine of the utility model comprises a bottom plate and a support frame, wherein the support frame is fixedly mounted on the upper end of the bottom plate; the machine also comprises a lifting plate, two sets of slide rails A, four sets of punches, a moving mechanism, two sets of clamping mechanisms, a lifting mechanism, four sets of locking mechanisms and a distance adjustment mechanism, wherein the two sets of clamping mechanisms are mounted on the support frame through the moving mechanism, the moving mechanism is used to move the two sets of clamping mechanisms, the clamping mechanisms have the function of clamping and fixing, the lifting plate is mounted on the lifting mechanism, and the lifting mechanism is used to lift the lifting plate; the two sets of slide rails A are mounted on the front and rear parts of the lower end of the lifting plate through the distance adjustment mechanism, and the distance adjustment mechanism is used to adjust the distance between the two sets of slide rails A. Two groups of punches are arranged on the two groups of slide rails A, and four groups of punches are respectively installed on the two groups of slide rails A through four groups of locking mechanisms; when punching the steel plate, firstly, the left and right parts of the steel plate are clamped and fixed by the two groups of clamping mechanisms respectively, and then the lifting plate is lowered by the lifting mechanism, and the lifting plate drives the two groups of slide rails A to drive the four groups of punches to descend through the distance adjustment mechanism, and the four groups of punches contact the steel plate during the descending process, so that the four groups of punches can punch holes in the steel plate; since it is provided with four groups of punches, it can punch four holes in the plate at one time. Compared with the prior art, it has higher punching efficiency, is easy to use, is suitable for mass production, and has high practicality.

[0005] Preferably, the moving mechanism includes a motor, a lead screw and two groups of slide plates, the motor is fixedly mounted on the support frame, the lead screw is rotatably mounted on the support frame, the left end of the lead screw is connected to the output end of the motor, the left and right parts of the lead screw are respectively provided with external threads of opposite rotation directions, the two groups of slide plates are both slidably mounted on the support frame left and right, the two groups of slide plates are respectively screwed with the left and right parts of the lead screw, and the two groups of clamping mechanisms are respectively mounted on the two groups of slide plates; when stamping the steel plate, the motor is first turned on, and the motor drives the lead screw to rotate, and the rotating lead screw adjusts the distance of the two groups of clamping mechanisms through the two groups of slide plates until the distance between the two groups of clamping mechanisms matches the width of the steel plate, and then the left and right parts of the steel plate are clamped and fixed by the two groups of clamping mechanisms; since it can adjust the distance between the two groups of clamping mechanisms, it can clamp and fix steel plates of different widths, and it is easy to use, has low limitations and high practicality.

[0006] Preferably, the clamping mechanism includes a clamping plate and multiple sets of screws, the clamping plate is fixedly mounted on the upper end of the skateboard, and the upper part of the clamping plate is screwed with multiple sets of screws; when clamping and fixing the steel plate, a part of the steel plate is placed on the upper part of the clamping plate, and then the multiple sets of screws are rotated to make the multiple sets of screws descend until the lower ends of the multiple sets of screws contact the steel plate, so that the multiple sets of screws press the steel plate and fix it on the clamping plate; this facilitates the clamping and fixing of the steel plate.

[0007] Preferably, the lifting mechanism includes a mounting plate, a hydraulic cylinder, a support and a sliding column. The hydraulic cylinder is fixedly mounted on the lower end of the mounting plate. A push rod is provided at the lower end of the hydraulic cylinder. The upper end of the push rod is connected to the output end of the hydraulic cylinder. The upper end of the support is fixedly mounted on the mounting plate. The upper part of the sliding column is slidably mounted on the support. The lifting plate is fixedly mounted on the lower end of the push rod and the sliding column. The mounting plate is fixedly hoisted on the bracket of the workshop. When stamping the steel plate, the hydraulic cylinder is turned on, and the hydraulic cylinder lowers the lifting plate through the push rod. The lifting plate drives the four groups of punches to descend by the two groups of slide rails A through the distance adjusting mechanism until the four groups of punches descend to contact the steel plate, so that the four groups of punches can punch the steel plate; the stamping of the plate is convenient.

[0008] Preferably, the locking mechanism includes a sliding block A and a bolt A. The slide rail A is provided with multiple groups of threaded holes. The sliding block A is slidably installed on the sliding column left and right. The sliding block A is provided with through holes that are connected up and down. The bolt A passes through the through holes on the sliding block A and is screwed with the threaded holes on the slide rail A. The punch is fixedly installed on the sliding block A. When punching the plate, the distance between the two groups of punches in the left and right directions can be adjusted as needed. When adjusting the distance between the two groups of punches in the left and right directions, the bolt A is first rotated to move the bolt A out of the threaded holes in the slide rail A, and then the sliding block A is slid. The sliding block A drives the punch to move in the left and right directions until the distance between the two groups of punches in the left and right directions is appropriate. Then the bolt A is rotated to screw the bolt A and fix it with the corresponding threaded holes on the slide rail A. It can adjust the center distance between the two groups of punches in the left and right directions, which facilitates punching.

[0009] Preferably, the distance adjusting mechanism comprises a slide rail B, two sets of sliding blocks B and a bolt B. The slide rail B is fixedly mounted at the lower end of the lifting plate, and the two sets of sliding blocks B are respectively slidably mounted on the front and rear parts of the slide rail B. The two sets of sliding blocks B are both provided with threaded holes which are connected up and down, and the threaded holes of the two sets of sliding blocks B are both screwed with bolts B, and the bolts B are tightly fixed to the slide rail B, and the two sets of slide rails A are respectively fixed to the two sets of sliding blocks B; when adjusting the distance between the two sets of slide rails A, first rotate the bolt B to disengage the bolt B from contact with the slide rail B, and then slide the sliding block B, and the two sets of sliding blocks B drive the two sets of slide rails A to move until the distance between the two sets of slide rails A in the front and rear direction is adjusted to an appropriate distance, and then rotate the bolts B on the two sets of sliding blocks B to tighten and fix the bolts B to the slide rail B, so that the positions of the two sets of sliding blocks B are fixed; this facilitates the adjustment of the distance between the two sets of slide rails A.

[0010] Preferably, the slide rail A is provided with a scale, and the sliding block A is provided with a pointer, and the pointer points to the scale; through the above arrangement, it is convenient to observe the center distance between the two groups of punches in the left and right directions, thereby improving convenience.

[0011] Compared with the prior art, the utility model has the following beneficial effects: higher punching efficiency, convenient use, suitability for mass production, and high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the lifting plate, the punch and the slide rail A;

[0014] Figure 3 yes Figure 2 A schematic diagram of the structure with a partial enlargement at the center;

[0015] Figure 4 It is a schematic diagram of the structure of hydraulic cylinders, struts and sliding columns;

[0016] Figure 5 It is a main structural schematic diagram of the utility model.

[0017] Markings in the attached drawings: 1. Base plate; 2. Support frame; 3. Lifting plate; 4. Slide rail A; 5. Punch; 6. Motor; 7. Screw; 8. Slide plate; 9. Clamp; 10. Screw; 11. Mounting plate; 12. Hydraulic cylinder; 13. Support column; 14. Sliding column; 15. Sliding block A; 16. Bolt A; 17. Slide rail B; 18. Sliding block B; 19. Bolt B; 20. Pointer. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The steel plate punching machine of the utility model comprises a bottom plate 1, a support frame 2, a lifting plate 3, two sets of slide rails A4, four sets of punches 5, a moving mechanism, two sets of clamping mechanisms, a lifting mechanism, four sets of locking mechanisms and a distance adjustment mechanism. The support frame 2 is fixedly mounted on the upper end of the bottom plate 1, and the two sets of clamping mechanisms are mounted on the support frame 2 through the moving mechanism. The moving mechanism is used to move the two sets of clamping mechanisms. The clamping mechanism has the function of clamping and fixing. The lifting plate 3 is mounted on the lifting mechanism, and the lifting mechanism is used to lift and lower the lifting plate 3. The two sets of slide rails A4 are mounted on the front and rear parts of the lower end of the lifting plate 3 through the distance adjustment mechanism. The distance adjustment mechanism is used to adjust the distance between the two sets of slide rails A4. Two groups of punches 5 are arranged on the two groups of slide rails A4, and four groups of punches 5 are respectively installed on the two groups of slide rails A4 through four groups of locking mechanisms; when punching the steel plate, firstly, the left and right parts of the steel plate are clamped and fixed by the two groups of clamping mechanisms respectively, and then the lifting plate 3 is lowered by the lifting mechanism, and the lifting plate 3 drives the two groups of slide rails A4 to drive the four groups of punches 5 to descend through the distance adjustment mechanism. The four groups of punches 5 contact the steel plate during the descending process, so that the four groups of punches 5 can punch holes in the steel plate; since it is provided with four groups of punches 5, it can punch four holes in the plate at one time. Compared with the prior art, it has higher punching efficiency, is easy to use, is suitable for mass production, and has high practicality.

[0021] like Figure 1 The moving mechanism includes a motor 6, a lead screw 7 and two sets of slide plates 8. The motor 6 is fixedly mounted on the support frame 2, and the lead screw 7 is rotatably mounted on the support frame 2. The left end of the lead screw 7 is connected to the output end of the motor 6, and the left and right parts of the lead screw 7 are respectively provided with external threads with opposite rotation directions. The two sets of slide plates 8 are both slidably mounted on the support frame 2 left and right, and the two sets of slide plates 8 are respectively screwed with the left and right parts of the lead screw 7, and the two sets of clamping mechanisms are respectively mounted on the two sets of slide plates 8; when stamping the steel plate, the motor 6 is first turned on, and the motor 6 drives the lead screw 7 to rotate. The rotating lead screw 7 adjusts the distance between the two sets of clamping mechanisms through the two sets of slide plates 8 until the distance between the two sets of clamping mechanisms is adapted to the width of the steel plate, and then the left and right parts of the steel plate are clamped and fixed by the two sets of clamping mechanisms; since it can adjust the distance between the two sets of clamping mechanisms, it can clamp and fix steel plates of different widths, which is convenient to use, has low limitations and high practicality.

[0022] like Figure 1The clamping mechanism includes a clamping plate 9 and multiple sets of screws 10. The clamping plate 9 is fixedly installed on the upper end of the slide plate 8, and multiple sets of screws 10 are screwed on the upper part of the clamping plate 9. When clamping and fixing the steel plate, a part of the steel plate is placed on the upper part of the clamping plate 9, and then the multiple sets of screws 10 are rotated to make the multiple sets of screws 10 descend until the lower ends of the multiple sets of screws 10 contact the steel plate, so that the multiple sets of screws 10 press the steel plate and fix it on the clamping plate 9; it is convenient to clamp and fix the steel plate.

[0023] like Figure 1 and Figure 4 The lifting mechanism includes a mounting plate 11, a hydraulic cylinder 12, a support 13 and a sliding column 14. The hydraulic cylinder 12 is fixedly mounted on the lower end of the mounting plate 11. A push rod is arranged at the lower end of the hydraulic cylinder 12. The upper end of the push rod is connected to the output end of the hydraulic cylinder 12. The upper end of the support 13 is fixedly mounted on the mounting plate 11. The upper part of the sliding column 14 is slidably mounted on the support 13. The lifting plate 3 is fixedly mounted on the lower end of the push rod and the sliding column 14. When stamping the steel plate, the hydraulic cylinder 12 is turned on. The hydraulic cylinder 12 lowers the lifting plate 3 through the push rod. The lifting plate 3 lowers the four sets of punches 5 by the two sets of slide rails A4 through the distance adjustment mechanism. When the four sets of punches 5 are lowered to contact the steel plate, the four sets of punches 5 can be used to stamp the steel plate. This facilitates the stamping of the plate.

[0024] like Figure 2 The locking mechanism includes a sliding block A15 and a bolt A16. The slide rail A4 is provided with multiple groups of threaded holes. The sliding block A15 is slidably installed on the sliding column 14. The sliding block A15 is provided with through holes that are connected up and down. The bolt A16 passes through the through holes on the sliding block A15 and is screwed with the threaded holes on the slide rail A4. The punch 5 is fixedly installed on the sliding block A15; when punching the plate, the distance between the two groups of punches 5 in the left and right directions can be adjusted as needed. When adjusting the distance between the two groups of punches 5 in the left and right directions, first rotate the bolt A16 to move the bolt A16 out of the threaded holes in the slide rail A4, and then slide the sliding block A15. The sliding block A15 drives the punch 5 to move in the left and right directions until the distance between the two groups of punches 5 in the left and right directions is appropriate, and then rotate the bolt A16 to screw the bolt A16 with the corresponding threaded holes on the slide rail A4. It can adjust the center distance of the two groups of punches 5 in the left and right directions, which facilitates punching.

[0025] like Figure 2The distance adjustment mechanism includes a slide rail B17, two sets of sliding blocks B18 and bolts B19. The slide rail B17 is fixedly installed at the lower end of the lifting plate 3. The two sets of slide rails A4 are fixedly installed on the two sets of sliding blocks B18 respectively. The two sets of sliding blocks B18 are respectively slidably installed on the front and rear parts of the slide rail B17. The two sets of sliding blocks B18 are provided with threaded holes that communicate with each other from top to bottom. Bolts B19 are screwed into the threaded holes of the two sets of sliding blocks B18. The bolts B19 are tightly fixed to the slide rail B17. When adjusting the two sets of When adjusting the distance between the slide rails A4, first rotate the bolt B19 to disengage the bolt B19 from the slide rail B17, then slide the sliding block B18, and the two sets of sliding blocks B18 drive the two sets of slide rails A4 to move until the distance between the two sets of slide rails A4 in the front-to-back direction is adjusted to a suitable distance, then rotate the bolts B19 on the two sets of sliding blocks B18 to tighten and fix the bolts B19 and the slide rail B17, so that the positions of the two sets of sliding blocks B18 are fixed; this facilitates the adjustment of the distance between the two sets of slide rails A4.

[0026] Example 2

[0027] On the basis of Example 1, Figure 2 and Figure 3 The slide rail A4 is provided with a scale, and the sliding block A15 is provided with a pointer 20, which points to the scale. Through the above arrangement, it is convenient to observe the center distance between the two groups of punches 5 in the left and right directions, thereby improving convenience.

[0028] The punch 5, lead screw 7, clamping plate 9, hydraulic cylinder 12, bolt A16 and pointer 20 of the steel plate punching machine of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A steel plate punching machine, comprising a base plate (1) and a support frame (2), wherein the support frame (2) is fixedly mounted on the upper end of the base plate (1); characterized in that: The invention also comprises a lifting plate (3), two sets of slide rails A (4), four sets of punches (5), a moving mechanism, two sets of clamping mechanisms, a lifting mechanism, four sets of locking mechanisms and a distance adjustment mechanism. The two sets of clamping mechanisms are mounted on the support frame (2) through the moving mechanism. The moving mechanism is used to move the two sets of clamping mechanisms. The clamping mechanisms have a clamping and fixing function. The lifting plate (3) is mounted on the lifting mechanism. The lifting mechanism is used to lift the lifting plate (3). The two sets of slide rails A (4) are mounted on the front and rear parts of the lower end of the lifting plate (3) through the distance adjustment mechanism. The distance adjustment mechanism is used to adjust the distance between the two sets of slide rails A (4). Two sets of punches (5) are arranged on the two sets of slide rails A (4). The four sets of punches (5) are respectively mounted on the two sets of slide rails A (4) through the four sets of locking mechanisms.

2. The steel plate punching machine according to claim 1, characterized in that: The moving mechanism comprises a motor (6), a lead screw (7) and two sets of slide plates (8); the motor (6) is fixedly mounted on the support frame (2); the lead screw (7) is rotatably mounted on the support frame (2); the left end of the lead screw (7) is connected to the output end of the motor (6); the left and right parts of the lead screw (7) are respectively provided with external threads with opposite rotation directions; the two sets of slide plates (8) are both slidably mounted on the support frame (2); the two sets of slide plates (8) are respectively screwed to the left and right parts of the lead screw (7); and the two sets of clamping mechanisms are respectively mounted on the two sets of slide plates (8).

3. The steel plate punching machine according to claim 2, characterized in that: The clamping mechanism comprises a clamping plate (9) and a plurality of sets of screw rods (10); the clamping plate (9) is fixedly mounted on the upper end of the slide plate (8); and the plurality of sets of screw rods (10) are screwed onto the upper part of the clamping plate (9).

4. The steel plate punching machine according to claim 1, characterized in that: The lifting mechanism comprises a mounting plate (11), a hydraulic cylinder (12), a support column (13) and a sliding column (14); the hydraulic cylinder (12) is fixedly mounted on the lower end of the mounting plate (11); a push rod is provided at the lower end of the hydraulic cylinder (12); the upper end of the push rod is connected to the output end of the hydraulic cylinder (12); the upper end of the support column (13) is fixedly mounted on the mounting plate (11); the upper part of the sliding column (14) is slidably mounted on the support column (13) in an up-and-down manner; and the lifting plate (3) is fixedly mounted on the lower ends of the push rod and the sliding column (14).

5. The steel plate punching machine according to claim 4, characterized in that: The locking mechanism comprises a sliding block A (15) and a bolt A (16). The slide rail A (4) is provided with a plurality of threaded holes. The sliding block A (15) is slidably mounted on the sliding column (14) to the left and right. The sliding block A (15) is provided with through holes communicating with each other up and down. The bolt A (16) passes through the through holes on the sliding block A (15) and is screwed with the threaded holes on the slide rail A (4). The punch (5) is fixedly mounted on the sliding block A (15).

6. The steel plate punching machine according to claim 1, characterized in that: The distance adjustment mechanism comprises a slide rail B (17), two sets of sliding blocks B (18) and a bolt B (19). The slide rail B (17) is fixedly mounted on the lower end of the lifting plate (3). The two sets of sliding blocks B (18) are respectively slidably mounted on the front and rear parts of the slide rail B (17). The two sets of slide rails A (4) are respectively fixedly mounted on the two sets of sliding blocks B (18). The two sets of sliding blocks B (18) are both provided with threaded holes communicating with each other from top to bottom. The threaded holes of the two sets of sliding blocks B (18) are both screwed with bolts B (19). The bolts B (19) are tightly fixed to the slide rail B (17).

7. The steel plate punching machine according to claim 5, characterized in that: The slide rail A (4) is provided with a scale, and the sliding block A (15) is provided with a pointer (20), and the pointer (20) points to the scale.

Images