A cutting and positioning device for a sheet metal bending part

Abstract

The present invention discloses a cutting positioning device for a sheet metal bending part, which comprises a fixture main body in the shape of a right trapezoid. A product positioning plate is arranged on the hypotenuse of the fixture main body; fixing feet are respectively arranged at both ends of the right angle side of the fixture main body; a pressing block assembly and an auxiliary pressing head assembly are fixedly arranged in parallel on the fixture main body, and the pressing block assembly and the auxiliary pressing head assembly are perpendicular to the hypotenuse of the fixture main body. By adopting the present invention, the sheet metal bending part can be effectively fixed, the cutting angle can be accurately positioned, and it is ensured that the sheet metal bending part has no deformation after cutting.

Description

Technical Field

[0001] The present invention relates to the technical field of sheet metal bending part processing equipment, and particularly relates to a cutting and positioning device for sheet metal bending parts. Background Art

[0002] When cutting and processing sheet metal bending parts, precise cutting must be carried out according to requirements. In order to meet the requirements of cutting accuracy, wire cutting or laser cutting must be used. However, these high-precision cutting means often have expensive equipment, high operation difficulty, and high usage costs.

[0003] Although traditional sawing machine cutting is simple to operate and low in cost, it lacks effective fixing and precise positioning means during the processing, resulting in difficult-to-guarantee cutting accuracy. Summary of the Invention

[0004] The technical problem to be solved by the present invention is: to be able to effectively fix sheet metal bending parts, accurately position the cutting angle, and ensure that the sheet metal bending parts are not deformed after cutting.

[0005] The technical solution adopted by the present invention to solve its technical problems is:

[0006] A cutting and positioning device for sheet metal bending parts, including a fixture main body in the shape of a right trapezoid, a product positioning plate is provided on the hypotenuse of the fixture main body; fixing feet are respectively provided at both ends of the right angle side of the fixture main body; a pressing block assembly and an auxiliary pressing head assembly are fixedly arranged in parallel on the fixture main body, and the pressing block assembly and the auxiliary pressing head assembly are perpendicular to the hypotenuse of the fixture main body.

[0007] Further optimizing the technical solution, the pressing block assembly includes a sliding cover, a pressing plate, a horizontal quick clamp, and a pressing block restrictor; the pressing plate is placed at the front end of the sliding cover, the horizontal quick clamp is placed inside the sliding cover, the pressing block restrictor presses on the sliding cover, and both ends are fixed on the fixture main body.

[0008] Further optimizing the technical solution, the horizontal quick clamp includes a sleeve, an adjusting screw, a linkage rod, and a trigger; the sleeve is located at the tail of the sliding cover and is fixed on the fixture main body by a bolt, the adjusting screw is inserted from the tail of the sliding cover and screwed into the sleeve; the bottom of the trigger is provided with a lower shaft hole and an upper shaft hole; the lower shaft hole of the trigger is connected to the fixture main body through a rotating shaft, enabling the trigger to rotate around the lower shaft hole; the upper shaft hole of the trigger is connected to the front end of the sleeve through the linkage rod.

[0009] Further optimizing the technical solution, the adjusting screw is provided with a sleeve nut and a sliding cover nut; the sleeve nut is fixed at the tail end of the sleeve; the sliding cover nut is fixed on the inner wall of the tail of the sliding cover.

[0010] Further optimize the technical solution. The auxiliary pressure head assembly includes a pressure head base, a T-shaped frame, an auxiliary pressure rod, an auxiliary pressure head, a first connecting rod, a second connecting rod, and a handle. The pressure head base is fixed on the fixture body. The T-shaped frame is placed horizontally, and its bottom end is fixed to the front end of the top of the pressure head base through a rotating shaft, and its top end is connected to one end of the first connecting rod through a rotating shaft. The other end of the first connecting rod is connected to the second connecting rod and the handle through a rotating shaft at the same time. The other end of the second connecting rod is connected to the rear end of the top of the pressure head base through a rotating shaft.

[0011] Further optimize the technical solution. A groove is provided on the inner side of the hypotenuse of the fixture body.

[0012] Further optimize the technical solution. The fixed foot includes a hook foot and a locking bolt installed on the hook foot.

[0013] The beneficial effects of the present invention are as follows:

[0014] (1) It is convenient to install, firmly fixed, and accurately positioned;

[0015] (2) It is small in size, simple in structure, convenient to operate, effectively ensures the processing accuracy, and can ensure that the sheet metal bending part is not deformed after cutting;

[0016] (3) It is highly efficient and can be simply modified and used according to different requirements. Description of the Drawings

[0017] Figure 1 is a three-dimensional structural schematic diagram of the present invention.

[0018] Figure 2 is a top-view structural schematic diagram of the present invention.

[0019] Figure 3 is a structural schematic diagram of the pressure block assembly.

[0020] Figure 4 is a structural schematic diagram of the auxiliary pressure head assembly.

[0021] Figure 5 is a schematic diagram of the action state of the present invention.

[0022] In the figure: 1-fixture body, 2-fixed foot, 3-product positioning plate, 4-pressure block assembly, 5-auxiliary pressure head assembly, 6-sheet metal bending part;

[0023] 11 - Groove, 21 - Hook foot, 22 - Locking bolt, 41 - Slide cover, 42 - Pressure plate, 43 - Sleeve, 44 - Link rod, 45 - Trigger, 46 - Adjusting screw, 47 - Pressure block retainer, 48 - Sleeve nut, 49 - Slide cover nut, 51 - Pressure head base, 52 - T-shaped frame, 53 - Auxiliary pressure rod, 54 - Auxiliary pressure head, 55 - First link, 56 - Second link, 57 - Handle. Detailed implementation mode

[0024] The following is a further description of the present invention in conjunction with the accompanying drawings.

[0025] The overall structure of the present invention is as shown in Figure 1 and 2 shown, including a fixture main body 1, fixed feet 2, a product positioning plate 3, a pressure block assembly 4 and an auxiliary pressure head assembly 5. Among them, the fixture main body 1 is in the shape of a right trapezoid, and a product positioning plate 3 is provided on the inclined side of the fixture main body 1; fixed feet 2 are respectively provided at both ends of the right angle side of the fixture main body 1; a pressure block assembly 4 and an auxiliary pressure head assembly 5 are fixedly arranged in parallel on the fixture main body 1, and the pressure block assembly 4 and the auxiliary pressure head assembly 5 are perpendicular to the inclined side of the fixture main body 1.

[0026] Among them, a groove 11 is provided on the inner side of the inclined side of the fixture main body 1, and the groove 11 exists on both the upper and lower surfaces of the fixture main body 1 and corresponds to each other.

[0027] The fixed foot 2 includes a hook foot 21 and a locking bolt 22 installed on the hook foot. The positioning device is fixed on the workbench through the fixed foot 2.

[0028] Among them, the specific structure of the pressure block assembly 4 is as shown in Figure 3 shown, including a slide cover 41, a pressure plate 42, a horizontal quick clamp and a pressure block retainer 47. Among them, the pressure plate 42 is placed at the front end of the slide cover 41, the horizontal quick clamp is placed inside the slide cover 41, the pressure block retainer 47 presses on the slide cover 41, and both ends are fixed on the fixture main body 1.

[0029] Among them, the horizontal quick clamp includes a sleeve 43, an adjusting screw 46, a link rod 44 and a trigger 45. The sleeve 43 is located at the tail of the slide cover 41 and is fixed on the fixture main body 1 by bolts. The adjusting screw 46 is inserted from the tail of the slide cover 41 and screwed into the sleeve 43. The bottom of the trigger 45 is provided with a lower shaft hole and an upper shaft hole; and the lower shaft hole of the trigger 45 is connected to the fixture main body 1 through a rotating shaft, enabling the trigger 45 to rotate around the lower shaft hole; the upper shaft hole of the trigger 45 is connected to the front end of the sleeve 43 through a link rod 44, and both ends of the link rod 44 are respectively connected to the trigger 45 and the sleeve 43 through rotating shafts.

[0030] Among them, the adjusting screw 46 is provided with a sleeve nut 48 and a slide cover nut 49. The sleeve nut 48 is fixed at the tail end of the sleeve 43; the slide cover nut 49 is fixed on the inner wall of the tail of the slide cover 41.

[0031] The specific structure of the auxiliary punch assembly 5 is as Figure 4 shown, and it includes a punch base 51, a T-shaped frame 52, an auxiliary punch rod 53, an auxiliary punch head 54, a first connecting rod 55, a second connecting rod 56, and a handle 57.

[0032] Among them, the punch base 51 is fixed on the fixture main body 1 by bolts.

[0033] The T-shaped frame 52 is placed horizontally, and its bottom end is fixed to the front end of the top of the punch base 51 through a rotating shaft, and its top end is connected to one end of the first connecting rod 55 through a rotating shaft; the other end of the first connecting rod is connected to the second connecting rod 56 and the handle 57 through a rotating shaft at the same time; the other end of the second connecting rod 56 is connected to the rear end of the top of the punch base 51 through a rotating shaft.

[0034] The working process of the present invention is as Figure 5 shown:

[0035] Fix this device on the workpiece table of the sawing machine, turn on this device so that the pressing plate 42 is in the a1 position, the trigger 45 is in the a2 position, and the tail of the sliding cover 41 is in the a3 position. At this time, place the sheet metal bending part 6 on the product positioning plate 3, and its bending part is located in the groove 11. Then push the horizontal quick clamp to the locked state, that is, slide the sliding cover 41 to the b3 position, drive the pressing plate 42 to the b1 position, and press the sheet metal bending part 6 tightly, and pull the trigger 45 to the b2 position to clamp the sheet metal bending part 6. Among them, during cutting, the cutting position of the saw blade of the sawing machine is located at the position of the shorter top side of the trapezoid of the fixture main body 1 and is parallel to the top side.

[0036] The above shows and describes the basic principles, main features, and advantages of this solution. Those skilled in the art of this industry should understand that this solution is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of this solution. Without departing from the spirit and scope of this solution, this solution will have various changes and improvements, and these changes and improvements all fall within the scope of this solution claimed. The scope of protection required by this solution is defined by the appended claims and their equivalents.

Claims

1. A cutting and positioning device for a sheet metal bending part, characterized in that, It includes a fixture body in the shape of a right trapezoid, on the hypotenuse of which there is a product positioning plate; at both ends of the right-angled side of the fixture body, there is a fixing foot respectively; on the fixture body, a pressing block assembly and an auxiliary pressing head assembly are fixedly arranged in parallel, and the pressing block assembly and the auxiliary pressing head assembly are perpendicular to the hypotenuse of the fixture body; the pressing block assembly includes a sliding cover, a pressing plate, a horizontal quick clamp and a pressing block restrictor; the pressing plate is placed at the front end of the sliding cover, the horizontal quick clamp is placed inside the sliding cover, the pressing block restrictor presses on the sliding cover and is fixed at both ends on the fixture body; the horizontal quick clamp includes a sleeve, an adjusting screw, a connecting rod and a trigger; the sleeve is located at the tail of the sliding cover and is fixed on the fixture body by a bolt, the adjusting screw is inserted from the tail of the sliding cover and screwed into the sleeve; the bottom of the trigger is provided with a lower shaft hole and an upper shaft hole; the lower shaft hole of the trigger is connected to the fixture body through a rotating shaft, enabling the trigger to rotate around the lower shaft hole; the upper shaft hole of the trigger is connected to the front end of the sleeve through the connecting rod; on the adjusting screw, there are a sleeve nut and a sliding cover nut; the sleeve nut is fixed at the tail end of the sleeve; the sliding cover nut is fixed on the inner wall of the tail of the sliding cover; the auxiliary pressing head assembly includes a pressing head base, a T-shaped frame, an auxiliary pressing rod, an auxiliary pressing head, a first connecting rod, a second connecting rod and a handle; the pressing head base is fixed on the fixture body; the T-shaped frame is placed horizontally, and its bottom end is fixed on the front end of the top of the pressing head base through a rotating shaft, and its top end is connected to one end of the first connecting rod through a rotating shaft, and the other end of the first connecting rod is connected to the second connecting rod and the handle through a rotating shaft at the same time; the other end of the second connecting rod is connected to the rear end of the top of the pressing head base through a rotating shaft; the upper end of the auxiliary pressing rod is arranged on the horizontal rod part of the horizontally placed T-shaped frame, and its lower end is provided with the auxiliary pressing head.

2. The cutting and positioning device for a sheet metal bending part according to claim 1, characterized in that, There is a groove inside the hypotenuse of the fixture body.

3. The cutting and positioning device for a sheet metal bending part according to claim 1, characterized in that, The fixing foot includes a hook foot and a locking bolt installed on the hook foot.

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