Multi-angle forming cutter and forming equipment and forming method thereof

Abstract

The invention relates to the technical field of spring machining, in particular to a multi-angle forming tool and forming equipment and method thereof.The multi-angle forming tool comprises a tool body, and the tool body is provided with a first forming recess, a first inclined face, a second inclined face, a V-shaped groove and a second forming recess; through arrangement of a first inclined plane, machining of a front end bent angle of the reverse hook tension spring is completed, through arrangement of a second inclined plane, machining of a spring sealing ring body of the reverse hook tension spring is completed, through arrangement of a V-shaped groove, sealing and centering machining of a rear end bent angle of the reverse hook tension spring is completed, and through arrangement of a second forming concave part, forming of a front end bent hook of the reverse hook tension spring is completed. By the adoption of the multi-angle forming tool provided by the technical scheme, multiple forming steps of the reverse hook tension spring in the machining process can be achieved on one tool, and the production efficiency of the reverse hook tension spring is improved.

Description

Technical Field

[0001] The invention relates to the technical field of spring processing, and in particular to a multi-angle forming tool and a forming device and a forming method thereof. Background Art

[0002] In the spring manufacturing industry, spring forming is a critical part of the production process. Traditional spring forming processes usually rely on a variety of different types of tools, each for a specific forming angle or shape.

[0003] However, the cutter installed on the existing spring forming equipment has only one function. During the spring forming process, multiple cutters of different types need to cooperate with each other to complete the spring forming, which reduces the production efficiency. Summary of the invention

[0004] The purpose of the present invention is to provide a multi-angle forming tool and its forming equipment and forming method, so as to solve the problem that the tool installed on the existing spring forming equipment has only one function, and multiple different types of tools need to cooperate in the spring forming process to complete the spring forming, which reduces the production efficiency.

[0005] To achieve the above-mentioned objectives, the present invention provides a multi-angle forming tool, which includes a tool body, a fixing portion is provided at one end of the tool body, a first inclined surface is provided at the other end of the tool body, a first forming recess is provided at the bottom of the first inclined surface, a V-shaped groove is provided on one side of the tool body, a hidden groove is laterally provided on the other side of the tool body, a second forming recess is provided at one end corner of the tool body, the second forming recess is located between the V-shaped groove and the first inclined surface, and a second inclined surface is provided at the end corner of the tool body where the second forming recess is provided.

[0006] The present invention also provides a forming device, comprising the multi-angle forming tool as described above, and also comprising a base, multiple auxiliary operating arms, multiple auxiliary tools and a main operating arm, a discharge port is arranged at the center of the operating surface of the base, the operating surface of the base is provided with multiple auxiliary operating arms and the main operating arm, each of the auxiliary operating arms is provided with the auxiliary tool, the main operating arm is provided with the multi-angle forming tool, and the output ends of the multiple auxiliary operating arms and the main operating arm correspond to the discharge port.

[0007] Among them, the main operating arm includes a first slide, a first sliding seat, a mounting frame, a translation assembly, a second sliding seat, a push rod and a first clamping seat, the first slide is horizontally installed at the edge of the operating surface of the base, the first slide is provided at the output end of the first slide, the mounting frame is installed on the first sliding seat, the translation assembly is provided on the mounting frame, the second sliding seat is provided at the output end of the translation assembly, the second sliding seat is provided at the output end of the translation assembly, the second sliding seat is provided at a mounting groove on a side away from the base, the push rod is provided inside the mounting groove, the first clamping seat is provided at the output end of the push rod, the multi-angle forming tool is provided at the output end of the first clamping seat, and the output direction of the first slide is perpendicular to the output direction of the translation assembly.

[0008] Among them, the translation assembly includes a mounting guide rail and a screw drive group, the mounting guide rail is vertically installed inside the mounting frame, the second sliding seat is slidably arranged on the mounting guide rail, the screw drive group is arranged inside the mounting guide rail, and the output end of the screw drive group is connected to the second sliding seat.

[0009] Among them, the screw drive group includes a servo motor, a threaded rod and a ball screw nut pair, the servo motor is installed inside the mounting guide rail, the output end of the servo motor is provided with the threaded rod, the ball screw nut pair is provided on the threaded rod, and the ball screw nut pair is connected to the second sliding seat.

[0010] An auxiliary support member is provided at one end of the threaded rod away from the servo motor, one end of the auxiliary support member is connected to the inner bottom of the mounting rail, and the other end of the auxiliary support member is provided outside the threaded rod.

[0011] Wherein, a protective plate is arranged on the end surface of the mounting guide rail, a through slot is penetrated through the second sliding seat, and the protective plate is located inside the through slot.

[0012] Each of the auxiliary operating arms includes a second slide and a second clamping seat, the second slide is installed on the operating surface of the base, the output end of the second slide is provided with the second clamping seat, and the auxiliary tool is provided on the second clamping seat.

[0013] Wherein, a plurality of annular grooves are arranged on the operating surface of the base, and a plurality of the second slides and the first slide are installed between the plurality of annular grooves by screws.

[0014] The present invention also provides a molding method, which is applied to the molding device as described above, and comprises the following steps:

[0015] After the main operating arm is used to control the first forming recess of the multi-angle forming tool to correspond to the discharge port, the front end hook of the reverse hook tension spring is formed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool;

[0016] After the main operating arm is used to control the first inclined surface of the multi-angle forming tool to correspond to the discharge port, the front end angle of the reverse hook tension spring is processed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool;

[0017] After the second inclined surface of the multi-angle forming tool is controlled by the main operating arm to correspond to the discharge port, the spring ring body of the reverse hook tension spring is processed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool;

[0018] After the main operating arm is used to control the V-shaped groove of the multi-angle forming tool to correspond to the discharge port, the rear end angle of the reverse hook tension spring is processed closely and centered with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool;

[0019] After the main operating arm is used to control the second forming recess of the multi-angle forming tool to correspond to the discharge port, the forming of the end hook of the reverse hook tension spring is completed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool.

[0020] The present invention provides a multi-angle forming tool and its forming equipment and forming method. The multi-angle forming tool includes a tool body, and the tool body is provided with the first forming recess, the first bevel, the second bevel, the V-shaped groove and the second forming recess. The forming of the front end bent hook of the reverse hook tension spring is completed by the setting of the first forming recess, the processing of the front end folding angle of the reverse hook tension spring is completed by the setting of the first bevel, the processing of the spring ring body of the reverse hook tension spring is completed by the setting of the second bevel, the centering processing of the rear end folding angle of the reverse hook tension spring is completed by the setting of the V-shaped groove, and the forming of the end bent hook of the reverse hook tension spring is completed by the setting of the second forming recess. By adopting the multi-angle forming tool provided by the present technical solution, multiple forming steps of the reverse hook tension spring in the processing process can be realized on one tool, thereby improving the production efficiency of the reverse hook tension spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of the multi-angle forming tool provided by the present invention.

[0023] Figure 2 It is a structural schematic diagram of the multi-angle forming tool provided by the present invention from another perspective.

[0024] Figure 3 It is a structural schematic diagram of the molding equipment provided by the present invention.

[0025] Figure 4 The present invention provides Figure 3 A magnified view of the local structure at A.

[0026] Figure 5 It is a structural schematic diagram of the main operating arm provided by the present invention.

[0027] Figure 6 It is a schematic diagram of the split structure of the first clamping seat and the second sliding seat provided by the present invention.

[0028] Figure 7 It is a flow chart of the steps of the molding method provided by the present invention.

[0029] 101-tool body, 102-fixing part, 103-first inclined surface, 104-first molding depression, 105-V-shaped groove, 106-blind groove, 107-second molding depression, 108-second inclined surface, 201-base, 202-auxiliary tool, 203-discharging port, 204-first slide, 205-first sliding seat, 206-mounting frame, 207-second sliding seat, 208-push rod, 209-first clamping seat, 210-mounting groove, 211-mounting guide rail, 212-servo motor, 213-threaded rod, 214-ball screw nut pair, 215-auxiliary support, 216-protective plate, 217-through groove, 218-second slide, 219-second clamping seat, 220-annular groove. DETAILED DESCRIPTION

[0030] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0031] See also Figure 1 and Figure 2The present invention provides a multi-angle forming tool, which includes a tool body 101, a fixing portion 102 is provided at one end of the tool body 101, a first inclined surface 103 is provided at the other end of the tool body 101, a first forming recess 104 is provided at the bottom of the first inclined surface 103, a V-shaped groove 105 is provided on one side of the tool body 101, a dark groove 106 is laterally provided on the other side of the tool body 101, a second forming recess 107 is provided at one end corner of the tool body 101, the second forming recess 107 is located between the V-shaped groove 105 and the first inclined surface 103, and a second inclined surface 108 is provided at the end corner of the tool body 101 where the second forming recess 107 is provided.

[0032] In the present embodiment, the forming of the front end bent hook of the reverse hook tension spring is completed by the setting of the first forming recess 104, the processing of the front end angle of the reverse hook tension spring is completed by the setting of the first inclined surface 103, the processing of the spring ring body of the reverse hook tension spring is completed by the setting of the second inclined surface 108, the centering processing of the rear end angle of the reverse hook tension spring is completed by the setting of the V-shaped groove 105, and the forming of the end bent hook of the reverse hook tension spring is completed by the setting of the second forming recess 107. By adopting the multi-angle forming tool provided by the present technical solution, multiple forming steps of the reverse hook tension spring in the processing process can be realized on one tool, thereby improving the production efficiency of the reverse hook tension spring.

[0033] See also Figures 3 to 6 The present invention also provides a forming device, comprising the multi-angle forming tool as described above, and also comprising a base 201, a plurality of auxiliary operating arms, a plurality of auxiliary tools 202 and a main operating arm, a discharge port 203 is arranged at the center of the operating surface of the base 201, a plurality of the auxiliary operating arms and the main operating arm are arranged on the operating surface of the base 201, each of the auxiliary operating arms is arranged with the auxiliary tool 202, the main operating arm is arranged with the multi-angle forming tool, and the output ends of the plurality of the auxiliary operating arms and the main operating arm correspond to the discharge port 203.

[0034] In this embodiment, the main operating arm is first used to control the first forming recess 104 of the multi-angle forming tool to correspond to the discharge port 203, and then the corresponding auxiliary operating arm and the auxiliary tool 202 cooperate to complete the forming of the front end hook of the reverse hook tension spring, and then the main operating arm is used to control the first inclined surface 103 of the multi-angle forming tool to correspond to the discharge port 203, and then the corresponding auxiliary operating arm and the auxiliary tool 202 cooperate to complete the processing of the front end angle of the reverse hook tension spring, and then the main operating arm is used to control the second inclined surface 108 of the multi-angle forming tool to correspond to the discharge port 203. After the correspondence, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the processing of the spring ring body of the reverse hook tension spring is completed. Secondly, the main operating arm is used to control the V-groove 105 of the multi-angle forming tool to correspond to the discharge port 203, and with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the rear end angle close body centering processing of the reverse hook tension spring is completed. Finally, the main operating arm is used to control the second forming recess 107 of the multi-angle forming tool to correspond to the discharge port 203, and with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the forming of the end bent hook of the reverse hook tension spring is completed.

[0035] Furthermore, the main operating arm includes a first slide 204, a first sliding seat 205, a mounting frame 206, a translation assembly, a second sliding seat 207, a push rod 208 and a first clamping seat 209. The first slide 204 is horizontally installed at the edge of the operating surface of the base 201, the output end of the first slide 204 is provided with the first sliding seat 205, the mounting frame 206 is installed on the first sliding seat 205, the translation assembly is arranged on the mounting frame 206, the output end of the translation assembly is provided with the second sliding seat 207, the second sliding seat 207 is provided with a mounting groove 210 on a side away from the base 201, the push rod 208 is arranged inside the mounting groove 210, the output end of the push rod 208 is provided with the first clamping seat 209, the output end of the first clamping seat 209 is provided with the multi-angle forming tool, and the output direction of the first slide 204 is perpendicular to the output direction of the translation assembly.

[0036] In this embodiment, the first sliding seat 205 slides on the first slide 204, so that the multi-angle forming tool moves left and right in the direction of the discharge port 203. Through the setting of the translation assembly, the multi-angle forming tool can be adjusted to move up and down. Through the setting of the push rod 208, the distance between the multi-angle forming tool and the operating surface of the base 201 can be adjusted.

[0037] Furthermore, the translation assembly includes a mounting rail 211 and a screw drive group, the mounting rail 211 is vertically mounted inside the mounting frame 206, the second sliding seat 207 is slidably arranged on the mounting rail 211, the screw drive group is arranged inside the mounting rail 211, and the output end of the screw drive group is connected to the second sliding seat 207.

[0038] In this embodiment, the second sliding seat 207 can be driven to slide on the mounting rail 211 through the arrangement of the lead screw drive group.

[0039] Furthermore, the screw drive group includes a servo motor 212, a threaded rod 213 and a ball screw nut pair 214. The servo motor 212 is installed inside the mounting guide rail 211. The output end of the servo motor 212 is provided with the threaded rod 213. The ball screw nut pair 214 is provided on the threaded rod 213. The ball screw nut pair 214 is connected to the second sliding seat 207.

[0040] In this embodiment, the servo motor 212 is started to drive the threaded rod 213 to rotate. Since the ball screw nut pair 214 is connected to the second sliding seat 207 , the second sliding seat 207 is driven to slide on the mounting rail 211 .

[0041] Furthermore, an auxiliary support member 215 is provided at one end of the threaded rod 213 away from the servo motor 212 , one end of the auxiliary support member 215 is connected to the inner bottom of the mounting rail 211 , and the other end of the auxiliary support member 215 is provided outside the threaded rod 213 .

[0042] In this embodiment, the auxiliary support member 215 is provided to provide auxiliary support to the threaded rod 213, so that the threaded rod 213 has a more stable structure during rotation.

[0043] Furthermore, a protective plate 216 is provided on the end surface of the mounting rail 211 , a through slot 217 is penetrated through the second sliding seat 207 , and the protective plate 216 is located inside the through slot 217 .

[0044] In this embodiment, the end surface of the mounting rail 211 is shielded by the provision of the protection plate 216 , thereby preventing the external environment from affecting the operation of the lead screw drive group inside the mounting rail 211 .

[0045] Furthermore, each of the auxiliary operating arms includes a second slide 218 and a second clamping seat 219, the second slide 218 is installed on the operating surface of the base 201, the output end of the second slide 218 is provided with the second clamping seat 219, and the auxiliary tool 202 is provided on the second clamping seat 219.

[0046] In this embodiment, the second clamping seat 219 is driven by the second slide 218 to move toward the discharge port 203 to complete the adjustment of the position of the auxiliary tool 202 .

[0047] Furthermore, a plurality of annular grooves 220 are provided on the operating surface of the base 201 , and a plurality of the second slides 218 and the first slide 204 are installed between the plurality of annular grooves 220 by means of screws.

[0048] In this embodiment, the installation of the first slide 204 and the plurality of second slides 218 is completed by providing the annular groove 220 .

[0049] See also Figure 7 The present invention also provides a molding method, which is applied to the molding device as described above, comprising the following steps:

[0050] S1, after using the main operating arm to control the first forming recess 104 of the multi-angle forming tool to correspond to the discharge port 203, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the front end hook of the reverse hook tension spring is formed;

[0051] S2, after using the main operating arm to control the first inclined surface 103 of the multi-angle forming tool to correspond to the discharge port 203, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the front end angle of the reverse hook tension spring is processed;

[0052] S3, after using the main operating arm to control the second inclined surface 108 of the multi-angle forming tool to correspond to the discharge port 203, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the spring ring body of the reverse hook tension spring is processed;

[0053] S4, after using the main operating arm to control the V-groove 105 of the multi-angle forming tool to correspond to the discharge port 203, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the rear end corner of the reverse hook tension spring is processed closely and centered;

[0054] S5. After using the main operating arm to control the second forming recess 107 of the multi-angle forming tool to correspond to the discharge port 203, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the forming of the end bent hook of the reverse hook tension spring is completed.

[0055] In this embodiment, the main operating arm is first used to control the first forming recess 104 of the multi-angle forming tool to correspond to the discharge port 203, and then the corresponding auxiliary operating arm and the auxiliary tool 202 cooperate to complete the forming of the front end hook of the reverse hook tension spring, and then the main operating arm is used to control the first inclined surface 103 of the multi-angle forming tool to correspond to the discharge port 203, and then the corresponding auxiliary operating arm and the auxiliary tool 202 cooperate to complete the processing of the front end angle of the reverse hook tension spring, and then the main operating arm is used to control the second inclined surface 108 of the multi-angle forming tool to correspond to the discharge port 203. After the correspondence, with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the processing of the spring ring body of the reverse hook tension spring is completed. Secondly, the main operating arm is used to control the V-groove 105 of the multi-angle forming tool to correspond to the discharge port 203, and with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the rear end angle close body centering processing of the reverse hook tension spring is completed. Finally, the main operating arm is used to control the second forming recess 107 of the multi-angle forming tool to correspond to the discharge port 203, and with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool 202, the forming of the end bent hook of the reverse hook tension spring is completed.

[0056] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A multi-angle forming tool, characterized in that: It includes a tool body, a fixing portion is provided at one end of the tool body, a first inclined surface is provided at the other end of the tool body, a first molding recess is provided at the bottom of the first inclined surface, a V-shaped groove is provided on one side of the tool body, a hidden groove is laterally provided on the other side of the tool body, a second molding recess is provided at one end corner of the tool body, the second molding recess is located between the V-shaped groove and the first inclined surface, and a second inclined surface is provided at the end corner of the tool body where the second molding recess is provided.

2. A molding device, comprising the multi-angle molding tool according to claim 1, characterized in that: It also includes a base, multiple auxiliary operating arms, multiple auxiliary tools and a main operating arm. A discharge port is arranged at the center of the operating surface of the base. The operating surface of the base is provided with multiple auxiliary operating arms and the main operating arm. Each of the auxiliary operating arms is provided with the auxiliary tool. The main operating arm is provided with the multi-angle forming tool. The output ends of the multiple auxiliary operating arms and the main operating arm correspond to the discharge port.

3. The molding device according to claim 2, characterized in that: The main operating arm includes a first slide, a first sliding seat, a mounting frame, a translation assembly, a second sliding seat, a push rod and a first clamping seat. The first slide is horizontally installed at the edge of the operating surface of the base. The first sliding seat is arranged at the output end of the first slide. The mounting frame is mounted on the first sliding seat. The translation assembly is arranged on the mounting frame. The second sliding seat is arranged at the output end of the translation assembly. A mounting groove is arranged on a side of the second sliding seat away from the base. The push rod is arranged inside the mounting groove. The first clamping seat is arranged at the output end of the push rod. The multi-angle forming tool is arranged at the output end of the first clamping seat. The output direction of the first slide is perpendicular to the output direction of the translation assembly.

4. The molding device according to claim 3, characterized in that: The translation assembly includes a mounting rail and a lead screw drive group, the mounting rail is vertically mounted inside the mounting frame, the second sliding seat is slidably arranged on the mounting rail, the lead screw drive group is arranged inside the mounting rail, and the output end of the lead screw drive group is connected to the second sliding seat.

5. The molding device according to claim 4, characterized in that: The screw drive group includes a servo motor, a threaded rod and a ball screw nut pair. The servo motor is installed inside the mounting guide rail. The output end of the servo motor is provided with the threaded rod. The ball screw nut pair is provided on the threaded rod. The ball screw nut pair is connected to the second sliding seat.

6. The molding device according to claim 5, characterized in that: An auxiliary support member is arranged at one end of the threaded rod away from the servo motor, one end of the auxiliary support member is connected to the inner bottom of the mounting rail, and the other end of the auxiliary support member is arranged outside the threaded rod.

7. The molding device according to claim 6, characterized in that: The end surface of the mounting guide rail is provided with a protective plate, and a through slot is penetrated through the second sliding seat, and the protective plate is located inside the through slot.

8. The molding device according to claim 7, characterized in that: Each of the auxiliary operating arms comprises a second slide and a second clamping seat, wherein the second slide is mounted on the operating surface of the base, the output end of the second slide is provided with the second clamping seat, and the auxiliary tool is provided on the second clamping seat.

9. The molding device according to claim 8, characterized in that A plurality of annular grooves are arranged on the operating surface of the base, and the plurality of second slides and the first slide are both installed between the plurality of annular grooves by screws.

10. A molding method, applied to the molding device as claimed in claim 2, characterized in that: The steps include: After the main operating arm is used to control the first forming recess of the multi-angle forming tool to correspond to the discharge port, the front end hook of the reverse hook tension spring is formed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool; After the main operating arm is used to control the first inclined surface of the multi-angle forming tool to correspond to the discharge port, the front end angle of the reverse hook tension spring is processed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool; After the second inclined surface of the multi-angle forming tool is controlled by the main operating arm to correspond to the discharge port, the spring ring body of the reverse hook tension spring is processed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool; After the main operating arm is used to control the V-shaped groove of the multi-angle forming tool to correspond to the discharge port, the rear end angle of the reverse hook tension spring is processed closely and centered with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool; After the main operating arm is used to control the second forming recess of the multi-angle forming tool to correspond to the discharge port, the forming of the end hook of the reverse hook tension spring is completed with the cooperation of the corresponding auxiliary operating arm and the auxiliary tool.

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