Metal plate cutting positioning device

Abstract

The utility model discloses a metal plate cutting positioning device which comprises a bottom plate, a positioning part used for fixing a metal plate and an auxiliary part used for improving the fixing effect. The positioning part comprises a fixed plate fixedly connected with the two sides of the top of the bottom plate respectively, an air cylinder fixedly connected with one side of the fixed plate, a push plate fixedly connected with the output end of the air cylinder, a plurality of grooves uniformly formed in one side of the push plate, and push rods connected with the grooves; according to the positioning device, through the arrangement of the bottom plate and the positioning part, the problems that when an existing positioning device is used, although a workpiece can be vertically limited and positioned, the positioning effect of the existing positioning device on a special-shaped sheet metal part is relatively poor when the existing positioning device is fixed, the positioning effect of the existing positioning device on the special-shaped sheet metal part is poor, and the positioning effect is poor are solved. The problems that due to the fact that the special-shaped sheet metal part is prone to displacement during cutting, cutting is not accurate enough, and practicability is poor are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning devices, in particular to a sheet metal cutting positioning device. Background Art

[0002] Sheet metal processing is a key technology that sheet metal technicians need to master, and it is also an important process for the forming of sheet metal products. Sheet metal processing includes traditional cutting, blanking, bending and pressing methods and process parameters, as well as various cold stamping die structures and process parameters, working principles and operation methods of various equipment, and new stamping technologies and new processes. The processing of metal sheet parts is called sheet metal processing, in which sheet metal parts need to be positioned and fixed during sheet metal cutting.

[0003] The existing patent CN211414385U discloses a sheet metal cutting clamping device, which structure includes a base and a clamping structure. The clamping structure is arranged at the upper end of the base, a pad is provided on the base, a limit plate is provided at one end of the pad close to the clamping structure, and an ejection device is provided at one end of the limit plate away from the pad. The ejection device includes a device shell and a ejection block. The ejection block is embedded in one side of the device shell and a slide plate is provided at the embedded end. A limiting block for limiting the movement of the slide plate is provided inside the device shell, a return spring is provided between the end of the slide plate away from the limiting block and the inner wall of the device shell, a pulling structure is provided inside the device shell, the pulling structure includes an action block, a positioning shaft, and a pulling rod. The positioning shaft runs through one end of the pulling rod, and a structure for ejecting the sheet metal is provided on the clamping cutting area, which effectively improves the convenience of the staff in removing the cut sheet metal and improves the work efficiency.

[0004] Based on the search of the above patents and in combination with the positioning devices in the prior art, it was found that although the above positioning device can vertically limit the positioning of the workpiece when in use, its positioning effect on special-shaped sheet metal parts is relatively poor when fixed, which causes the special-shaped sheet metal parts to easily shift during cutting, resulting in inaccurate cutting and poor practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a sheet metal cutting positioning device to solve the problem that the existing positioning device proposed in the above background technology can vertically limit the positioning of the workpiece when in use, but when fixed, its positioning effect on special-shaped sheet metal parts is relatively poor, resulting in the special-shaped sheet metal parts being easily shifted during cutting, resulting in inaccurate cutting, and thus resulting in poor practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sheet metal cutting positioning device, comprising a base plate, a positioning component for fixing the sheet metal and an auxiliary component for improving the fixing effect, the positioning component comprising a fixing plate fixedly connected to both sides of the top of the base plate, a cylinder fixedly connected to one side of the fixing plate, a push plate fixedly connected to the output end of the cylinder, a plurality of grooves evenly arranged on one side of the push plate, a push rod connected to the grooves, a positioning plate fixedly connected to one end of the push rod and a spring fixedly connected to the other end of the push rod, the push rod being slidably connected to the groove.

[0007] Preferably, the auxiliary components include sliding grooves respectively opened on both sides of the push plate, a slider connected to the sliding groove, a connecting rod fixedly connected to one side of the slider, a pressure plate fixedly connected to the bottom of the connecting rod, a screw connected to the slider, and a control component for rotating the screw, the screw is threadedly connected to the slider, the screw is rotationally connected to the push plate, and the slider is slidingly connected to the sliding groove.

[0008] Preferably, support grooves are respectively provided on both sides of the top of the bottom plate, and a support block is fixedly connected to the bottom of the push plate, and the support block is slidably connected to the support groove.

[0009] Preferably, the control component includes a driving wheel fixedly connected to the outer side of one of the screws, a driven wheel fixedly connected to the outer side of the other screw, a belt arranged between the driving wheel and the driven wheel, and a motor fixedly connected to the top of one of the screws, and the driving wheel and the driven wheel are connected by a belt drive.

[0010] Preferably, a stop groove is provided on one side of the push rod, a stop plate is fixedly connected to the inner wall of the groove, and the stop plate is slidably connected to the stop groove.

[0011] Preferably, a first protection pad is provided on one side of the positioning plate, and the first protection pad is adhered to the positioning plate.

[0012] Preferably, a second protection pad is provided at the bottom of the pressing plate, and the second protection pad is adhered to the pressing plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting the bottom plate and the positioning component, the push plate can be driven to move through the cylinder, so that multiple positioning plates can be brought into contact with the sheet metal parts. Since the sheet metal parts are special-shaped, multiple positioning plates will move different distances, which will squeeze the spring to make it deform to different degrees, and then the positioning plate can be pushed to position and fix the special-shaped sheet metal parts, making it convenient to cut them and prevent them from shifting, thereby greatly improving the practicality of the device;

[0015] 2. By providing auxiliary components, the motor can control the rotation of the screw and the driving wheel, and the driven wheel and the belt can drive another screw to rotate, thereby controlling the vertical movement of the slider and the pressure plate, thereby vertically pressing and fixing the sheet metal parts, improving the fixing effect of the sheet metal parts, effectively preventing them from shifting, and further improving the practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure provided by the utility model;

[0017] Figure 2 A left side view provided for the utility model;

[0018] Figure 3 The utility model provides Figure 2 The three-dimensional cross-section view at AA in the middle;

[0019] Figure 4 The utility model provides Figure 3 Enlarged view of point B in the middle.

[0020] In the figure: 1, bottom plate; 21, fixed plate; 22, cylinder; 23, push plate; 24, groove; 25, push rod; 26, positioning plate; 27, spring; 31, slide groove; 32, slider; 33, connecting rod; 34, pressure plate; 35, screw; 41, support groove; 42, support block; 51, driving wheel; 52, driven wheel; 53, belt; 54, motor; 61, anti-rotation groove; 62, anti-rotation plate; 71, first protection pad; 81, second protection pad. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 , Figure 2 , Figure 3 as well as Figure 4The utility model provides a technical solution: a sheet metal cutting positioning device, comprising a base plate 1, a positioning component for fixing a sheet metal part, and an auxiliary component for improving the fixing effect, the positioning component comprising a fixing plate 21 fixedly connected to both sides of the top of the base plate 1, a cylinder 22 fixedly connected to one side of the fixing plate 21, a push plate 23 fixedly connected to the output end of the cylinder 22, a plurality of grooves 24 evenly arranged on one side of the push plate 23, a push rod 25 connected to the groove 24, a positioning plate 26 fixedly connected to one end of the push rod 25, and a spring 27 fixedly connected to the other end of the push rod 25, the push rod 25 is slidably connected to the groove 24, the cylinder 22 can be used to push the push plate 23 to move, so that the positioning plate 26 contacts with different positions of the special-shaped sheet metal part, the special-shaped sheet metal part can make the multiple positioning plates 26 move different distances, and then can squeeze the spring 27, so that the multiple springs 27 appear to different degrees The deformation of the sheet metal can be clamped and fixed, which is convenient for cutting the sheet metal. Support grooves 41 are respectively provided on both sides of the top of the bottom plate 1. A support block 42 is fixedly connected to the bottom of the push plate 23. The support block 42 is slidably connected to the support groove 41. The support block 42 can support and guide the movement of the push plate 23 to prevent the push plate 23 from tilting. The cylinder 22 can be protected to prevent the cylinder 22 from tilting and breaking. A stop groove 61 is provided on one side of the push rod 25. A stop plate 62 is fixedly connected to the inner wall of the groove 24. The stop plate 62 is slidably connected to the stop groove 61. The stop plate 62 can slide in the stop groove 61 to prevent the push rod 25 from rotating, and then the spring 27 can be protected to prevent the spring 27 from being damaged. A first protection pad 71 is provided on one side of the positioning plate 26. The first protection pad 71 is adhered to the positioning plate 26. The first protection pad 71 can protect both sides of the sheet metal to prevent the sheet metal from being damaged.

[0023] See also Figure 1 , Figure 2 , Figure 3 as well as Figure 4The auxiliary components include slide grooves 31 respectively opened on both sides of the push plate 23, sliders 32 connected to the slide grooves 31, a connecting rod 33 fixedly connected to one side of the slider 32, a pressure plate 34 fixedly connected to the bottom of the connecting rod 33, a screw 35 connected to the slider 32, and a control component for rotating the screw 35. The screw 35 is screwed to the slider 32, the screw 35 is rotatably connected to the push plate 23, the slider 32 is slidably connected to the slide groove 31, the rotation of the two screws 35 can control the vertical movement of the slider 32, the slider 32 can make the connecting rod 33 and the pressure plate 34 move vertically, and the movement of the pressure plate 34 can vertically press and fix the sheet metal, which can improve the fixing performance of the sheet metal and prevent it from shifting. The control component includes a driving wheel 51 fixedly connected to the outer side of one of the screws 35, and a driving wheel 51 fixedly connected to the outer side of the other screw 35 The driven wheel 52 is fixedly connected to the side, the belt 53 is arranged between the driving wheel 51 and the driven wheel 52, and the motor 54 is fixedly connected to the top of one of the screw rods 35. The driving wheel 51 and the driven wheel 52 are connected through the belt 53. The driving wheel 51 is fixedly connected to the front screw rod 35 of the base plate 1, and the driven wheel 52 is fixedly connected to the rear screw rod 35 of the base plate 1. The motor 54 can control the rotation of the front screw rod 35 and the driving wheel 51, and can drive the driven wheel 52 and the rear screw rod 35 to rotate through the belt 53, so that the two sliders 32 and the connecting rod 33 can be moved vertically, which can provide power for the movement of the pressing plate 34. A second protective pad 81 is provided at the bottom of the pressing plate 34, and the second protective pad 81 is adhered to the pressing plate 34. The second protective pad 81 can play a buffering role and can protect the top of the sheet metal.

[0024] Working principle: When working, put the special-shaped sheet metal part on the top of the bottom plate 1, and then start the cylinder 22. The cylinder 22 can push the push plate 23 to move. The push plate 23 moves so that multiple positioning plates 26 and the first protection pad 71 contact different positions of the special-shaped sheet metal part. The special-shaped sheet metal part can make the positioning plate 26 push the push rod 25 to move different distances, and then squeeze the spring 27 to deform it. The thrust generated by the deformation of the spring 27 can push the positioning plate 26 to horizontally position and fix the special-shaped sheet metal part, and then start the motor 54. The motor 54 can drive the front screw 35 to rotate, and then the driving wheel 51 can rotate, and the belt 53 can be used to To drive the driven wheel 52 to rotate, which can then drive the rear screw 35 to rotate. The rotation of the two screws 35 can make the slider 32 move vertically downward, and the slider 32 can drive the connecting rod 33 to move downward. The downward movement of the connecting rod 33 can drive the pressure plate 34 to move downward. The downward movement of the pressure plate 34 makes the second protection pad 81 contact with the top of the sheet metal, and then the sheet metal can be pressed down vertically to fix it, which can improve the fixing effect of the sheet metal and prevent the sheet metal from shifting, so as to facilitate the cutting operation of the sheet metal. The above is the working process of the entire device, and the contents not described in detail in this manual belong to the existing technology known to professional and technical personnel in this field.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sheet metal cutting positioning device, comprising a base plate (1), a positioning component for fixing the sheet metal part, and an auxiliary component for improving the fixing effect, characterized in that: The positioning component comprises a fixing plate (21) fixedly connected to both sides of the top of the bottom plate (1), a cylinder (22) fixedly connected to one side of the fixing plate (21), a push plate (23) fixedly connected to the output end of the cylinder (22), a plurality of grooves (24) evenly arranged on one side of the push plate (23), a push rod (25) connected to the grooves (24), a positioning plate (26) fixedly connected to one end of the push rod (25), and a spring (27) fixedly connected to the other end of the push rod (25), wherein the push rod (25) is slidably connected to the grooves (24).

2. A sheet metal cutting and positioning device according to claim 1, characterized in that: The auxiliary component comprises a slide groove (31) respectively opened on both sides of the push plate (23), a slider (32) connected to the slide groove (31), a connecting rod (33) fixedly connected to one side of the slider (32), a pressure plate (34) fixedly connected to the bottom of the connecting rod (33), a screw rod (35) connected to the slider (32) and a control component for rotating the screw rod (35), wherein the screw rod (35) is threadedly connected to the slider (32), the screw rod (35) is rotationally connected to the push plate (23), and the slider (32) is slidingly connected to the slide groove (31).

3. A sheet metal cutting and positioning device according to claim 1, characterized in that: Support grooves (41) are respectively provided on both sides of the top of the bottom plate (1), and a support block (42) is fixedly connected to the bottom of the push plate (23), and the support block (42) is slidably connected to the support groove (41).

4. A sheet metal cutting and positioning device according to claim 2, characterized in that: The control component comprises a driving wheel (51) fixedly connected to the outer side of one of the screw rods (35), a driven wheel (52) fixedly connected to the outer side of the other screw rod (35), a belt (53) arranged between the driving wheel (51) and the driven wheel (52), and a motor (54) fixedly connected to the top of one of the screw rods (35); the driving wheel (51) and the driven wheel (52) are connected by the belt (53).

5. The sheet metal cutting and positioning device according to claim 1, characterized in that: A rotation-stop groove (61) is provided on one side of the push rod (25), a rotation-stop plate (62) is fixedly connected to the inner wall of the groove (24), and the rotation-stop plate (62) is slidably connected to the rotation-stop groove (61).

6. The sheet metal cutting and positioning device according to claim 1, characterized in that: A first protection pad (71) is provided on one side of the positioning plate (26), and the first protection pad (71) is adhered to the positioning plate (26).

7. A sheet metal cutting and positioning device according to claim 2, characterized in that: A second protection pad (81) is provided at the bottom of the pressing plate (34), and the second protection pad (81) is adhered to the pressing plate (34).

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