Bending device and bending method suitable for various thin-wall materials

Abstract

The bending device comprises a fixed seat and a base, the base is placed in a bench vice and clamped, the fixed seat is fixed to the base, a female die is fixedly arranged on one side of the upper surface of the fixed seat, a guide seat is fixedly arranged on the other side of the upper surface of the fixed seat, and a male die matched with the female die is arranged between the female die and the guide seat. One end of the screw penetrates through the guide seat to be fixedly connected with the male die, and the other end of the screw is connected with the handle seat on which the handle is fixedly mounted. The bending device is easy and convenient to operate, light in structure, high in working efficiency and good in quality consistency, bending of various thin-wall materials can be met, parts can be extruded and formed into various shapes by changing the shape of the female die and the shape of the male die, and the applicability is wide.

Description

Technical Field

[0001] The invention relates to a bending device and a bending method suitable for various thin-walled materials. Background Art

[0002] Some thin-walled metal materials have high hardness and strength, and bending them into shape is challenging and difficult to achieve with manpower alone.

[0003] At present, the method of manually bending thin-walled metal is to fix one end manually and hammer the part into shape. When the parts are bent by force, the whole part becomes an oval or irregular circle after being formed. On the one hand, it is difficult to meet the design requirements of the parts, and on the other hand, the formed shape is not beautiful enough.

[0004] A dedicated bending machine can easily bend parts, but the purchase cost of a dedicated machine is high, and it is necessary to find a manufacturer with dedicated equipment, which will extend the entire part processing cycle. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a bending device with simple structure and high processing efficiency applicable to various thin-walled materials, and provides a bending method with convenient operation applicable to various thin-walled materials.

[0006] The technical problem solved by the present invention is: a bending device suitable for a variety of thin-walled materials, including a fixed seat and a base, the base is placed in a bench vise and clamped, the fixed seat is fixed on the base, a die is fixedly arranged on one side of the upper surface of the fixed seat, a guide seat is fixedly arranged on the other side of the upper surface of the fixed seat, a punch matching the die is arranged between the die and the guide seat, one end of the screw passes through the guide seat and is fixedly connected to the punch, the other end of the screw is connected to the handle seat, and the handle is fixedly installed on the handle seat.

[0007] The above bending device is suitable for a variety of thin-walled materials, and the fixing seat and the base are tightened by four screws II.

[0008] The bending device is applicable to a variety of thin-walled materials. The die and the fixing seat are screwed together by two screws I, and two pins I are driven into the pin holes of the die to ensure relative fixation between the die and the fixing seat.

[0009] The bending device is suitable for a variety of thin-walled materials. The bottom of the punch is provided with a round table, and the middle of the upper surface of the fixed seat is provided with a guide groove. The round table at the bottom of the punch is placed in the guide groove of the fixed seat.

[0010] The above bending device is applicable to a variety of thin-walled materials. The guide seat and the fixed seat are tightened by two screws I, and two pins II are driven into the pin holes of the guide seat to ensure the relative fixation between the guide seat and the fixed seat.

[0011] The bending device is applicable to a variety of thin-walled materials, and the other end of the screw is fastened to the handle seat through pin III.

[0012] The bending device is applicable to a variety of thin-walled materials, and the two ends of the handle seat are screwed together to connect the two handles.

[0013] A bending method applicable to a variety of thin-walled materials, comprising the following steps: Step 1: Tighten the fixing seat and the base through 4 screws II threads; Step 2: Tighten the die and the fixing seat with two screws Ⅰ, and then drive two pins Ⅰ into the pin holes of the die to ensure the relative fixation between the die and the fixing seat; Step 3: Place the round table at the bottom of the punch into the guide groove in the middle of the fixed seat; Step 4: Tighten the guide seat and the fixed seat with two screws I, and then drive two pins II into the pin holes of the guide seat to ensure the relative fixation between the guide seat and the fixed seat; Step 5: Pass one end of the screw through the guide seat and tighten it with the punch thread. Connect the other end of the screw to the handle seat and drive in pin III to ensure a reliable connection. Step 6: Tighten the two ends of the handle base through threads to connect the two handles; Step 7: Put the base into the bench vise and clamp it to ensure that the end surface of the fixed seat is level; Step 8: Place the part to be processed into the step on the side of the die; Step 9: The operator rotates the handle to control the retraction of the screw, thereby controlling the punch and die to close the mold. The guide grooves on the guide seat and the fixed seat ensure the accuracy and stability of the extrusion; Step 10: During the extrusion process, extrude 1 / 3 of the part each time and add the parts in three times.

[0014] The above bending method is applicable to a variety of thin-walled materials. During the extrusion process, the parts are left to stand for 2 minutes after each extrusion to ensure the stability of the part size.

[0015] The beneficial effects of the present invention are: the present invention is easy to operate, light in structure, high in working efficiency, good in quality consistency, can meet the bending needs of various thin-walled materials, and by changing the shapes of the concave and convex dies, parts can be extruded into various shapes, and the applicability is wide. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the bending device of the present invention.

[0017] Figure 2 for Figure 1 main view.

[0018] Figure 3 for Figure 2Top view of the .

[0019] Figure 4 for Figure 1 Schematic diagram of the structure of the concave die.

[0020] Figure 5 for Figure 1 Schematic diagram of the structure of the punch.

[0021] Figure 6 Schematic diagram of the processed parts. DETAILED DESCRIPTION

[0022] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0023] like Figure 1-Figure 5 As shown, a bending device suitable for a variety of thin-walled materials includes a fixed seat 6 and a base 5. The base 5 is placed in a bench vise and clamped. The fixed seat 6 and the base 5 are screwed and fixed by four screws II11. A die 3 is arranged on one side of the upper surface of the fixed seat 6. The die 3 and the fixed seat 6 are screwed and fixed by two screws I1. Two pins I2 are driven into the pin holes of the die 3 to ensure the relative fixation between the die 3 and the fixed seat 6. A guide seat 7 is arranged on the other side of the upper surface of the fixed seat 6. The guide seat 7 and the fixed seat 6 are screwed and fixed by two screws I1. Two pins II10 are driven into the pin holes of the guide seat 7 to ensure the relative fixation between the guide seat 7 and the fixed seat 6. A punch 4 matching the die 3 is provided between the die 3 and the guide seat 7, a truncated cone is provided at the bottom of the punch 4, a guide groove is provided in the middle of the upper surface of the fixed seat 6, and the truncated cone at the bottom of the punch 4 is placed in the guide groove of the fixed seat 6; one end of the screw 8 passes through the guide seat 7 and is fixedly connected to the punch 4, and the other end of the screw 8 is connected to the handle seat 12 through the pin III 13, and the two ends of the handle seat 12 are connected by threaded tightening to connect the two handles, and the punch 4 is controlled to move forward by manually rotating the handle to achieve the die 3 and the punch 4 The mold is closed, the parts are extruded, and the forming step is completed.

[0024] A bending method applicable to a variety of thin-walled materials, comprising the following steps: Step 1: Tighten the fixing seat 6 and the base 5 by using four screws II11.

[0025] Step 2: Tighten the die 3 and the fixing seat 6 by means of two screws Ⅰ1, and then drive two pins Ⅰ2 into the pin holes of the die 3 to ensure the relative fixation between the die 3 and the fixing seat 6.

[0026] Step 3: Place the round cone at the bottom of the punch 4 into the guide groove in the middle of the fixing seat 6.

[0027] Step 4: Tighten the guide seat 7 and the fixed seat 6 by means of two screws Ⅰ1, and then drive two pins Ⅱ10 into the pin holes of the guide seat 7 to ensure the relative fixation between the guide seat 7 and the fixed seat 6.

[0028] Step 5: Pass one end of the screw rod 8 through the guide seat 7 and tighten it with the punch 4 thread. The other end of the screw rod 8 is connected to the handle seat 12 and the pin III 13 is driven in to ensure a reliable connection.

[0029] Step 6: Tighten the two ends of the handle base 12 by threads to connect the two handles. If necessary, welding can be used to ensure a stable connection.

[0030] Step 7: Place the base 5 into a bench vise and clamp it to ensure that the end surface of the fixing seat 6 is level.

[0031] Step 8: Place the part to be processed into the step on the side of the die 3.

[0032] Step nine: The operator rotates the handle to control the retraction of the screw 8, thereby controlling the punch 4 and the die 3 to close the mold. The guide grooves on the guide seat 7 and the fixed seat 6 ensure the accuracy and stability of the extrusion.

[0033] Step 10: During the extrusion process, extrude 1 / 3 of the part area each time, and add the parts in three times. During the extrusion process, let it stand for 2 minutes after each extrusion to ensure the stability of the part size.

[0034] The part itself is long and narrow. When the part is squeezed by external force, the part will deform. When the force exceeds the yield limit of the part, the part will undergo plastic deformation, which is irreversible, thus shaping the shape. Figure 6 Schematic diagram of the processed parts.

Claims

1. A bending device suitable for a variety of thin-walled materials, characterized by: It includes a fixed seat and a base. The base is placed in a bench vise and clamped. The fixed seat is fixed on the base. A concave die is fixedly arranged on one side of the upper surface of the fixed seat. A guide seat is fixedly arranged on the other side of the upper surface of the fixed seat. A convex die matching the concave die is arranged between the concave die and the guide seat. One end of the screw rod passes through the guide seat and is fixedly connected to the convex die. The other end of the screw rod is connected to the handle seat. The handle is fixedly installed on the handle seat.

2. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: The fixing seat and the base are screwed together by four screws II.

3. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: The die and the fixing seat are screwed together by two screws I, and two pins I are driven into the pin holes of the die to ensure the relative fixation between the die and the fixing seat.

4. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: A round table is arranged at the bottom of the punch, a guide groove is arranged in the middle of the upper surface of the fixing seat, and the round table at the bottom of the punch is placed in the guide groove of the fixing seat.

5. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: The guide seat and the fixing seat are screwed together by two screws I, and two pins II are driven into the pin holes of the guide seat to ensure the relative fixation between the guide seat and the fixing seat.

6. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: The other end of the screw rod is fastened to the handle seat through a pin III.

7. The bending device applicable to various thin-walled materials according to claim 1, characterized in that: The two ends of the handle seat are screwed together to connect the two handles.

8. A bending method applicable to various thin-walled materials using the bending device according to claim 4, characterized in that: The following steps are involved: Step 1: Tighten the fixing seat and the base through 4 screws II threads; Step 2: Tighten the die and the fixing seat with two screws Ⅰ, and then drive two pins Ⅰ into the pin holes of the die to ensure the relative fixation between the die and the fixing seat; Step 3: Place the round table at the bottom of the punch into the guide groove in the middle of the fixed seat; Step 4: Tighten the guide seat and the fixed seat with two screws I, and then drive two pins II into the pin holes of the guide seat to ensure the relative fixation between the guide seat and the fixed seat; Step 5: Pass one end of the screw through the guide seat and tighten it with the punch thread. Connect the other end of the screw to the handle seat and drive in pin III to ensure a reliable connection. Step 6: Tighten the two ends of the handle base through threads to connect the two handles; Step 7: Put the base into the bench vise and clamp it to ensure that the end surface of the fixed seat is level; Step 8: Place the part to be processed into the step on the side of the die; Step 9: The operator rotates the handle to control the retraction of the screw, thereby controlling the punch and die to close the mold. The guide grooves on the guide seat and the fixed seat ensure the accuracy and stability of the extrusion; Step 10: During the extrusion process, extrude 1 / 3 of the part each time and add the parts in three times.

9. The bending method applicable to various thin-walled materials according to claim 8, characterized in that: During the extrusion process, let the parts stand for 2 minutes after each extrusion to ensure the stability of the part size.

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