Continuous bending mechanism for door shell sheet metal part
By designing a continuous bending mechanism for door shell sheet metal parts, the position of the sheet metal parts is automatically adjusted using a motor and screw system, which solves the problem of low efficiency in continuous bending and realizes efficient automated production.
Patent Information
- Application Number
- CN202422882726.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-11-26
AI Technical Summary
In existing technologies, continuous bending of door shell sheet metal parts is inefficient, requiring workers to manually adjust the bending position multiple times.
A continuous bending mechanism for door shell sheet metal parts is adopted. Through the cooperation of a second stepper motor, an adjusting screw, a traction plate and a guide rod, the sheet metal parts are automatically pushed to the lower part of the upper mold for bending, so as to achieve continuous bending.
It improves the continuous bending efficiency of sheet metal parts, reduces the need for manual adjustments, and increases production efficiency.
Smart Images
Figure CN223588072U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to door shell processing field, concretely is a door shell sheet metal part continuous bending mechanism. BACKGROUND
[0002] The bending machine is a kind of machine that can bend sheet, and is widely used in socialization mass production, which can improve production efficiency and processing quality.With the progress of technology, the bending machine is also constantly improved, for example, the appearance of electro-hydraulic servo numerical control bending machine further improves the precision and flexibility of processing, and the door shell bending machine is widely used in the field of metal shell products such as washing machine, refrigerator, freezer, etc., and the door shell shape needs to be bent several times to the sheet metal blank in the production process of door shell,
[0003] In the bending process, workers need to manually move the door shell sheet metal part to adjust the bending position, and when the door shell sheet metal part needs to be bent several times, workers need to adjust the sheet metal part several times, which leads to low efficiency of continuous bending of sheet metal parts. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing a kind of door shell sheet metal part continuous bending mechanism to solve the problems raised in the above background technology.
[0005] To achieve the above object, the utility model provides the following technical scheme:
[0006] A kind of door shell sheet metal part continuous bending mechanism, comprising
[0007] Bending mechanism, the bending mechanism includes fixed seat, the fixed seat one side is fixedly connected with extension seat, the extension seat inside is fixedly connected with hydraulic rod, two groups of hydraulic rod output is fixedly connected with fixed beam, two groups of fixed beam bottom is fixedly connected with upper die, the lower of upper die is equipped with with fixed seat fixedly connected lower die;
[0008] The pushing mechanism comprises a U-shaped frame fixedly connected to one side of the fixed base, a bidirectional screw rod rotatably connected to one side of the inner portion of the U-shaped frame, a bracket symmetrically screw-connected to the outer side of the bidirectional screw rod, a first stepper motor fixedly connected to one side of the U-shaped frame, an output end of the first stepper motor fixedly connected to one end of the bidirectional screw rod, a second slot formed in the inner portion of each of the two brackets, a push plate slidingly connected to the outer side of each of the two brackets, the two push plates penetrating through the two second slots respectively, a traction guide rod slidingly penetrating through the inner portion of each of the two push plates, a traction plate fixedly connected to the middle position of the outer side of the traction guide rod, an adjusting screw rod screw-connected to the inner portion of the traction plate, the adjusting screw rod rotatably connected to the fixed base and the U-shaped frame, and a second stepper motor fixedly connected to the side of the U-shaped frame away from the fixed base, with an output end of the second stepper motor fixedly connected to the adjusting screw rod.
[0009] As a further scheme of the utility model, multiple reinforcing rib plates are fixedly connected to the top of the extension base, and each group of reinforcing rib plates is fixedly connected to the fixed base.
[0010] As a further scheme of the utility model, two vertical columns are fixedly connected to the bottom of the U-shaped frame away from the fixed base, and the bottom of each of the two vertical columns is located in the horizontal plane of the bottom of the fixed base.
[0011] As a further scheme of the utility model, a guide rod slidingly penetrates through the inner portion of each of the two brackets, and both ends of the guide rod are fixedly connected to the U-shaped frame.
[0012] As a further scheme of the utility model, a support column is fixedly connected to the bottom of each of the two brackets away from the fixed base, and a roller is rotatably connected to the bottom of each of the two support columns.
[0013] As a further scheme of the utility model, multiple rolling balls are movably connected to the top of each of the two brackets, and the top end of each rolling ball is located in the same horizontal plane as the top end of the lower mold.
[0014] As a further scheme of the utility model, a first slot is formed in each side of the U-shaped frame, a sliding block slidingly connected to the U-shaped frame penetrates through the inner portion of each of the two first slots, and each sliding block is fixedly connected to both ends of the traction guide rod.
[0015] Compared with the prior art, the utility model has the advantages that:
[0016] With the above-described structure, this invention, through the cooperation of the second stepper motor, adjusting screw, traction plate, and guide rod, allows the sheet metal to be bent to be placed on top of the two sets of brackets. Then, one side of the sheet metal to be bent can be abutted against the two sets of push plates. Next, the second stepper motor can be started, causing it to drive the adjusting screw to rotate. When the adjusting screw rotates, it moves the traction plate, guide rod, and two sets of push plates towards one side of the fixed base, thereby pushing the sheet metal to move towards one side of the fixed base until the sheet metal is bent. The part of the sheet metal to be bent is pushed to the bottom of the upper mold. Then, the hydraulic rod can be activated again, which will drive the fixed beam and the upper mold to move downward, thereby bending the sheet metal. After that, the second stepper motor can be activated again, which will drive the sheet metal to continue moving towards the fixed seat, thereby moving the subsequent part of the sheet metal to be bent to the bottom of the upper mold. This allows for continuous bending of the sheet metal, eliminating the need to manually move the sheet metal to adjust its position during continuous bending, thus effectively improving the efficiency of continuous bending of sheet metal. Attached Figure Description
[0017] The present invention will be further described in detail below with reference to the embodiments shown in the accompanying drawings, but this does not constitute any limitation on the present invention.
[0018] Figure 1 This is a schematic diagram of the overall structure of a continuous bending mechanism for a door shell sheet metal part.
[0019] Figure 2 A continuous bending mechanism for door shell sheet metal parts Figure 1 A schematic diagram of the structure of part A.
[0020] Figure 3 A continuous bending mechanism for door shell sheet metal parts Figure 1 A schematic diagram of the structure of part B.
[0021] Figure 4 A continuous bending mechanism for door shell sheet metal parts Figure 1 A schematic diagram of the C section structure.
[0022] In the diagram: 1. Bending mechanism; 101. Fixed seat; 102. Extension seat; 103. Reinforcing rib plate; 104. Lower mold; 105. Upper mold; 106. Fixed beam; 107. Hydraulic rod; 2. Pushing mechanism; 201. U-shaped frame; 202. Bidirectional screw; 203. Bracket; 204. Guide rod; 205. First stepper motor; 206. First strip hole; 207. Sliding block; 208. Guide rod; 209. Push plate; 210. Second strip hole; 211. Ball bearing; 212. Traction plate; 213. Adjusting screw; 214. Second stepper motor; 215. Column; 216. Support column; 217. Roller. DETAILED DESCRIPTION
[0023] The technical solutions of the patent will be further described in detail in combination with the specific embodiments.
[0024] Please refer to Figures 1-4 A door shell sheet metal part continuous bending mechanism, including a bending mechanism 1, the bending mechanism 1 includes a fixed seat 101, one side of the fixed seat 101 is fixedly connected with an extension seat 102, the top of the extension seat 102 is uniformly fixedly connected with a plurality of reinforcing rib plates 103, each group of reinforcing rib plates 103 is fixedly connected with the fixed seat 101, the reinforcing rib plate 103 is arranged for further connecting and fixing the extension seat 102 and the fixed seat 101, so as to improve the connection stability of the extension seat 102 and the fixed seat 101. The inside of the extension seat 102 is fixedly connected with a hydraulic rod 107, the output end of the two groups of hydraulic rods 107 is fixedly connected with a fixed beam 106, the bottom of the two groups of fixed beams 106 is fixedly connected with an upper die 105, the hydraulic rod 107 is arranged for driving the fixed beam 106 and the upper die 105 to move up and down when starting work, so as to meet the demand of bending the sheet metal part.
[0025] The lower side of the upper die 105 is provided with a lower die 104 fixedly connected with the fixed seat 101, the lower die 104 is arranged to provide support when the sheet metal part is bent; the pushing mechanism 2, the pushing mechanism 2 includes a U-shaped frame 201 fixedly connected to one side of the fixed seat 101, the bottom of the U-shaped frame 201 is fixedly connected with a stand 215 on the side away from the fixed seat 101, the bottom of the two groups of stands 215 and the bottom of the fixed seat 101 are located in the horizontal plane, the stand 215 is arranged to further support the U-shaped frame 201, so as to improve the stability of the U-shaped frame 201.
[0026] The inside of the U-shaped frame 201 is rotatably connected with a bidirectional screw 202, the outer side of the bidirectional screw 202 is symmetrically threadedly connected with a bracket 203, the bracket 203 is arranged to provide support for the sheet metal part, and when the bidirectional screw 202 rotates, the two groups of brackets 203 can move relatively or oppositely, so as to meet the support of sheet metal parts of different lengths.
[0027] The bottoms of the two groups of brackets 203 are fixedly connected with support columns 216 away from the side of the fixing base 101, the bottoms of the two groups of support columns 216 are rotatably connected with rollers 217, the support columns 216 and the rollers 217 can assist in supporting the brackets 203. The interiors of the two groups of brackets 203 are slidably penetrated with guide rods 204, the two ends of the guide rods 204 are fixedly connected with the U-shaped frame 201, the guide rods 204 can guide the relative or opposite movement of the brackets 203. One side of the U-shaped frame 201 is fixedly connected with a first stepping motor 205, the output end of the first stepping motor 205 is fixedly connected with one end of the bidirectional screw rod 202, the first stepping motor 205 is arranged to drive the bidirectional screw rod 202 to rotate when starting to work. The interiors of the two groups of brackets 203 are provided with second strip-shaped holes 210, the outer sides of the two groups of brackets 203 are slidably connected with push plates 209, the push plates 209 can push the metal sheet to move when moving, so as to adjust the part to be bent of the metal sheet to the bottom of the upper die 105, so as to facilitate subsequent bending.
[0028] The tops of the two groups of brackets 203 are movably connected with a plurality of balls 211, the tops of the balls 211 are located in the same horizontal plane with the top of the lower die 104, the balls 211 can reduce the friction of the metal sheet when moving, so that the movement of the metal sheet is more smooth. The two groups of push plates 209 penetrate the two groups of second strip-shaped holes 210, the interiors of the two groups of push plates 209 are slidably penetrated with traction guide rods 208, the traction guide rods 208 can drive the two groups of push plates 209 to move synchronously when moving. The two sides of the U-shaped frame 201 are provided with first strip-shaped holes 206, the interiors of the two groups of first strip-shaped holes 206 are penetrated with sliding blocks 207 slidably connected with the U-shaped frame 201, the two groups of sliding blocks 207 are fixedly connected with the two ends of the traction guide rods 208, the sliding blocks 207 and the first strip-shaped holes 206 can guide the movement of the traction guide rods 208.
[0029] The outer side of the traction guide rod 208 is fixedly connected with a traction plate 212 at the middle position, the interior of the traction plate 212 is threadedly connected with an adjusting screw rod 213, the adjusting screw rod 213 is rotatably connected with the fixing base 101 and the U-shaped frame 201, the adjusting screw rod 213 is arranged to drive the traction plate 212 and the traction guide rod 208 to move when rotating. The side of the U-shaped frame 201 away from the fixing base 101 is fixedly connected with a second stepping motor 214, the output end of the second stepping motor 214 is fixedly connected with the adjusting screw rod 213, the second stepping motor 214 is arranged to drive the adjusting screw rod 213 to rotate when starting to work.
[0030] In use, the ball 211 is started according to the width of the door shell sheet metal part, so that the ball 211 can drive the bidirectional screw rod 202 to rotate when starting work, the bidirectional screw rod 202 can drive the two side brackets 203 to move relatively or oppositely when rotating, until the spacing of the two groups of brackets 203 is adjusted to be less than the width of the door shell sheet metal part, then the door shell sheet metal part to be bent can be placed on the top of the two groups of balls 211, and one end of the door shell sheet metal part is abutted against one side of the two groups of push plates 209 close to the fixed seat 101, then the second stepper motor 214 is started, so that the second stepper motor 214 can drive the adjusting screw rod 213 to rotate when starting work, the adjusting screw rod 213 can drive the traction guide rod 208 and the two groups of push plates 209 to move synchronously to one side of the fixed seat 101 when rotating, so as to push the sheet metal part to one group of the fixed seat 101 side, until the first position to be bent of the sheet metal part is moved to a position corresponding to the upper die 105, then the two groups of hydraulic rods 107 are started, so that the two groups of hydraulic rods 107 drive the fixed beam 106 and the upper die 105 to move downward, so as to realize the first bending of the sheet metal part, then the two groups of hydraulic rods 107 are started again, so as to drive the fixed beam 106 and the upper die 105 to move upward, then the sheet metal part is pushed to abut against the push plate 209, then the second stepper motor 214 is started again, so as to drive the push plate 209 to continue to move to one side of the fixed seat 101, until the second position to be bent of the sheet metal part is moved to below the upper die 105, then the two groups of hydraulic rods 107 are started again, so as to drive the fixed beam 106 and the upper die 105 to move downward again, so as to realize the second bending of the sheet metal part, then the above is repeated, so as to realize the continuous bending of the sheet metal part.
[0031] The above-mentioned embodiments are preferred embodiments of the present application, which are only used to facilitate the description of the present application and do not limit the present application in any form. Any person skilled in the art can make partial changes or modifications to the equivalent embodiments within the scope of the technical features of the present application without departing from the technical features of the present application, and the changes or modifications still belong to the scope of the technical features of the present application.
Claims
1. A continuous bending mechanism for door shell sheet metal parts, characterized in that, include A bending mechanism (1) includes a fixed base (101), an extension base (102) is fixedly connected to one side of the fixed base (101), hydraulic rods (107) are symmetrically fixed through the interior of the extension base (102), fixed beams (106) are fixedly connected to the output ends of the two sets of hydraulic rods (107), upper molds (105) are fixedly connected to the bottom of the two sets of fixed beams (106), and a lower mold (104) is fixedly connected to the fixed base (101) below the upper mold (105). The pushing mechanism (2) includes a U-shaped frame (201) fixedly connected to one side of the fixed base (101). A bidirectional screw (202) is rotatably connected to one side of the U-shaped frame (201). A bracket (203) is symmetrically threaded to the outer side of the bidirectional screw (202). A first stepper motor (205) is fixedly connected to one side of the U-shaped frame (201). The output end of the first stepper motor (205) is fixedly connected to one end of the bidirectional screw (202). A second strip hole (210) is opened inside both sets of brackets (203). A push plate (209) is slidably connected to the outer side of both sets of brackets (203). The push plate (209) passes through two sets of the second strip holes (210) respectively. The push plate (209) has a guide rod (208) slidingly passing through its interior. The guide rod (208) has a traction plate (212) fixedly connected to its outer middle position. The traction plate (212) has an adjusting screw (213) threadedly connected to its interior. The adjusting screw (213) is rotatably connected to both the fixed seat (101) and the U-shaped frame (201). The side of the U-shaped frame (201) away from the fixed seat (101) is fixedly connected to a second stepper motor (214). The output end of the second stepper motor (214) is fixedly connected to the adjusting screw (213).
2. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, The top of the extension seat (102) is uniformly fixedly connected with a plurality of reinforcing ribs (103), and each group of reinforcing ribs (103) is fixedly connected to the fixed seat (101).
3. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, The bottom of the U-shaped frame (201) is symmetrically fixed with columns (215) on the side away from the fixed base (101), and the bottoms of the two sets of columns (215) and the bottom of the fixed base (101) are located in the horizontal plane.
4. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, Both sets of brackets (203) have guide rods (204) that slide through their interiors, and both ends of the guide rods (204) are fixedly connected to the U-shaped frame (201).
5. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, Both sets of brackets (203) have a support column (216) fixedly connected to the side of the bottom away from the fixed base (101), and both sets of support columns (216) have a roller (217) rotatably connected to the bottom.
6. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, The tops of the two sets of brackets (203) are evenly connected with multiple balls (211), and the tops of each set of balls (211) and the tops of the lower mold (104) are located in the same horizontal plane.
7. The continuous bending mechanism for door shell sheet metal parts according to claim 1, characterized in that, The U-shaped frame (201) has a first strip hole (206) on both sides. The interior of each of the two sets of first strip holes (206) is provided with a sliding block (207) that is slidably connected to the U-shaped frame (201). The two sets of sliding blocks (207) are respectively fixedly connected to the two ends of the guide rod (208).