CN113695484A - Double-volute spring forming device and method - Google Patents
Double-volute spring forming device and method Download PDFInfo
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- CN113695484A CN113695484A CN202110966954.8A CN202110966954A CN113695484A CN 113695484 A CN113695484 A CN 113695484A CN 202110966954 A CN202110966954 A CN 202110966954A CN 113695484 A CN113695484 A CN 113695484A
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- assembly
- winding core
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F3/00—Coiling wire into particular forms
- B21F3/02—Coiling wire into particular forms helically
- B21F3/04—Coiling wire into particular forms helically externally on a mandrel or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
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Abstract
The invention is suitable for the technical field of double-volute spring processing, and provides a double-volute spring forming device and a method, wherein the device comprises the following components: the wire feeding device comprises an operating platform, a conveying assembly for conveying wires and a heating assembly for heating the wires; the shearing assembly is driven by the lifting assembly to do reciprocating linear motion; a winding core; a transmission assembly; a brake assembly; the winding core is driven to descend through the transmission assembly, the winding core rotates to enable the wire to be wound on the winding core, the transmission assembly can trigger the brake assembly to enable the brake assembly to release the brake of the lifting assembly, the lifting assembly can drive the shearing assembly to descend, the wire is sheared when the shearing assembly descends to the bottom, the winding core continues to descend until the bottom of the groove, the wire can be completely wound on the winding core after being sheared, the fixed-length cutting of the wire is achieved while the wire is wound, and the processing efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of double-volute spring processing, and particularly relates to a double-volute spring forming device.
Background
The spring of coiling can continuously provide great restoring force in narrow and small space, can drive the part and remove to the normal position after mechanical parts stroke is accomplished to prepare next stroke.
The double-scroll spring needs to fix one end of a wire of a fixed length on a winding core, rotate and move the winding core so that the wire is wound on the winding core.
But the wire rod is fixed to be gone to and need the manual work to tailor, has the error of tailorring, and tailorres the back and transport the wire rod to coiling core department and consumed a large amount of time, can not carry out fixed length cutting to the wire rod in the winding, has reduced machining efficiency.
Disclosure of Invention
The embodiment of the invention aims to provide a double-volute spiral spring forming device, and aims to solve the problem that the existing double-volute spiral spring forming device cannot cut a wire at a fixed length while winding.
The embodiment of the invention is realized in such a way that a double-scroll spring forming device comprises:
the wire feeding device comprises an operating platform, a conveying assembly for conveying wires and a heating assembly for heating the wires;
the device further comprises:
the shearing assembly is slidably arranged on the operating platform and is driven by the lifting assembly to do reciprocating linear motion;
the winding core is provided with a hole groove matched with the wire in a sliding way and used for fixing the end part of the wire and winding the wire, the winding core is driven to rotate by an external driving source, and when the end part of the wire enters the hole groove, the external driving source is triggered to drive the winding core to rotate;
the transmission assembly is used for driving the winding core to do reciprocating linear motion in the groove; and
the brake assembly is arranged on the operating platform and used for braking the lifting assembly;
when the transmission assembly drives the winding core to descend, the transmission assembly triggers the brake assembly to enable the brake assembly to release the brake on the lifting assembly, and then the lifting assembly drives the shearing assembly to descend to shear the wire.
Preferably, the bottom of the winding core is provided with a closure for preventing the wire from passing out of the hole slot.
Preferably, the transmission assembly comprises:
the half gear is rotatably arranged on the operating platform and is driven to rotate by a first external power source; and
and the gear ring is slidably mounted on the operating platform, saw-tooth convex blocks meshed with the half gear are arranged on two sides of the gear ring, and the gear ring is rotationally connected with the winding core.
Preferably, the lifting assembly comprises:
the rotating shaft is rotatably arranged on the operating platform and is driven to rotate by a second external power source;
the movable rod is in sliding fit with a guide piece fixed on the operating platform and is connected with the shearing assembly; and
and two ends of the connecting rod are respectively and rotatably connected with the rotating shaft and the movable rod.
Preferably, the brake assembly comprises:
the fixed column is fixed at the eccentric position of the rotating shaft;
one end of the rotating rod is rotatably arranged on an assembling frame, the assembling frame is fixed on the operating platform, and the rotating rod is interfered with the fixed column;
the end part of the rotating rod, which is far away from the assembling frame, is provided with a clamping block, the clamping block is in sliding fit with a slide rail fixed on the assembling frame, and the rotating rod is connected with the assembling frame through an elastic piece; and
the electromagnet is fixed on the gear ring, and the electromagnet and the clamping block have mutually attracted magnetism.
Preferably, a discharging piece for pushing the winding core to drop is fixed on a moving path of the operating platform corresponding to the winding core, and the discharging piece is in sliding fit with the winding core.
Preferably, a shielding member is provided to a side of the blanking member adjacent to the winding core.
Another object of an embodiment of the present invention is to provide a method for forming a double-scroll spring, including the following steps:
one end of the wire rod penetrates through the heating assembly, and the heating assembly is started to heat the wire rod;
the end part of the wire rod which penetrates out of the heating assembly passes through the conveying assembly, and the conveying assembly is started to convey the wire rod to the winding core;
the end part of the wire reaching the winding core enters the hole groove aligned with the end part of the wire and triggers an external driving source to drive the winding core to rotate, and meanwhile, the transmission assembly is started and drives the winding core to descend;
when the started transmission assembly drives the winding core to descend, the transmission assembly triggers the brake assembly to enable the brake assembly to release the brake of the lifting assembly;
the lifting assembly with the brake released drives the cutting assembly to descend and move to the bottom to cut the wire;
the cutting assembly starts to be driven by the lifting assembly to ascend after moving to the bottom, then the transmission assembly drives the winding core to descend to the bottom of the groove, and the wire is completely wound on the winding core to form a double-volute coil spring;
the transmission assembly drives the winding core to ascend, the blanking part interferes with the double-volute spring and pushes the double-volute spring to slide relative to the winding core, the end part of the wire rod in the hole groove pushes the closing part and penetrates out of the hole groove, and when the winding core ascends to the highest position, the double-volute spring is pushed down by the blanking part.
According to the double-volute coil spring forming device provided by the embodiment of the invention, the transmission assembly drives the winding core to descend, the winding core rotates to enable the wire to be wound on the winding core, the transmission assembly can trigger the brake assembly to release the brake of the lifting assembly, the lifting assembly can drive the shearing assembly to descend, the wire is sheared when the shearing assembly descends to the bottom, then the winding core continues to descend to the bottom of the groove, the wire can be completely wound on the winding core after being sheared, the fixed-length cutting of the wire is realized while the wire is wound, and the processing efficiency is improved.
Drawings
Fig. 1 is a structural view of a double-scroll spring forming apparatus according to an embodiment of the present invention;
fig. 2 is a structural view of a transportation assembly in a double-scroll spring forming apparatus according to an embodiment of the present invention;
fig. 3 is a structural view of a winding core in a double scroll spring forming apparatus according to an embodiment of the present invention;
FIG. 4 is a block diagram of a transmission assembly in a dual wrap spring forming apparatus according to an embodiment of the present invention;
fig. 5 is a structural view of a lifting assembly in a double-scroll spring forming apparatus according to an embodiment of the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 1.
In the drawings: 1. an operation table; 2. a heating assembly; 3. a transport assembly; 4. a shear assembly; 5. a lifting assembly; 501. a rotating shaft; 502. assembling a ring; 503. a connecting rod; 504. a movable rod; 505. a guide member; 6. a brake assembly; 601. fixing a column; 602. a rotating rod; 603. a clamping block; 604. a slide rail; 605. an elastic member; 606. an assembly frame; 607. an electromagnet; 7. a transmission assembly; 701. a half gear; 702. a ring gear; 8. a winding core; 9. blanking parts; 10. a groove; 11. a collection box; 12. a guard; 13. and (4) a closing part.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 2, a structure diagram of a double-scroll spring forming apparatus according to an embodiment of the present invention includes:
an operation table 1, a conveying assembly 3 for conveying a wire rod, and a heating assembly 2 for heating the wire rod;
the device further comprises:
the shearing assembly 4 is slidably arranged on the operating platform 1 and is driven by the lifting assembly 5 to do reciprocating linear motion;
the winding core 8 is provided with a hole groove matched with the wire in a sliding way and used for fixing the end part of the wire and winding the wire, the winding core 8 is driven to rotate by an external driving source, and when the end part of the wire enters the hole groove, the external driving source is triggered to drive the winding core 8 to rotate;
the operating platform 1 is provided with a groove 10 corresponding to the moving path of the winding core 8, and the transmission assembly 7 is used for driving the winding core 8 to do reciprocating linear motion in the groove 10; and
the brake assembly 6 is arranged on the operating platform 1 and used for braking the lifting assembly 5;
when the transmission assembly 7 drives the winding core 8 to descend, the transmission assembly 7 triggers the brake assembly 6 so that the brake assembly 6 releases the brake on the lifting assembly 5, and then the lifting assembly 5 drives the shearing assembly 4 to descend to shear the wire.
The external driving source may be a motor assembly, or a gear assembly or a belt pulley assembly driven by a motor, as long as the winding core 8 can rotate; and a cutting knife driven to rotate by an external output motor is arranged on the shearing assembly 4.
In one aspect of this embodiment, a travel switch is provided in the slot, which is in communication with the external drive source and the transmission assembly 7, and which interferes with the path of travel of the end of the wire, and in an initial state, the winding core 8 is stationary and does not rotate, and the slot is located on the path of travel of the wire.
The conveying assembly 3 comprises a plurality of conveying wheels, a wire passes through between two oppositely arranged conveying wheels, and the two conveying wheels are both contacted with the wire; heating element 2 be prior art, can heat the wire rod to reduce the hardness of wire rod, this application technical scheme does not improve heating element 2, therefore need not disclose its specific model, circuit structure etc. and do not influence this application technical scheme's integrality.
In practical application, in an initial state, the winding core 8 is at the highest position of the moving path thereof, and the shearing assembly 4 is positioned at a position below the highest position of the moving path thereof, but does not contact the wire; the wire rod passes through the heating assembly 2, the end part of the softened wire rod moves towards the winding core 8 through the conveying assembly 3, then the end of the wire rod enters the hole groove, the travel switch is triggered, the external driving source drives the winding core 8 to rotate, meanwhile, the transmission assembly 7 drives the winding core 8 to descend and extend into the groove 10, the conveying assembly 3 continuously drives the wire rod to move towards the winding core 8 in the process, the wire rod softened by the heating assembly 2 can be wound on the winding core 8, in the descending process of the winding core 8, the transmission assembly 7 can trigger the braking assembly 6 to release the braking of the lifting assembly 5, the lifting assembly 5 can drive the shearing assembly 4 to descend, the shearing assembly 4 shears the wire rod when descending to the bottom, then the lifting assembly 5 drives the lifting assembly to ascend to the initial position, after the shearing assembly 4 shears, the winding core 8 continuously descends to the bottom of the groove 10, at the moment, in the ascending process of the shearing assembly 4, that is, after cutting, the winding core 8 continues to rotate for a certain period of time, so that the wire can be completely wound on the winding core 8, and each piece of wire can be cut to a certain length according to the reciprocating time of the winding core 8 and the cutting assembly 4.
As shown in fig. 3, as a preferred embodiment of the present invention, the bottom of the winding core 8 is provided with a closing member 13 for preventing the wire from passing through the hole groove.
In practical application of the present embodiment, the two rubber pads attached to each other may be used as the closing member 13, and when the wire is pushed downward, the wire may press the closing member 13 to deform and pass through a gap between the two closing members 13, so as to conveniently remove the wound double-volute coil spring from the winding core 8; the closing element 13 can also be a slider passing through the elastic band and the winding core 8, which slides away from the winding core 8 when the wire is pushed downwards, and which returns to the initial position under the effect of the elastic force after the wire has fallen.
As shown in fig. 1 and 4, as another preferred embodiment of the present invention, the transmission assembly 7 includes:
a half gear 701 rotatably mounted on the operation table 1 and driven to rotate by a first external power source; and
and the gear ring 702 is slidably mounted on the operating table 1, saw-tooth convex blocks meshed with the half gear 701 are arranged on two sides of the gear ring 702, and the gear ring 702 is rotationally connected with the winding core 8.
In one aspect of this embodiment, the first external power source may be a motor assembly, or a gear assembly or a belt pulley assembly driven by a motor, as long as the half gear 701 can rotate.
Of course, besides the above structure, the transmission assembly 7 may also be directly driven by a hydraulic cylinder as long as it can drive the winding core 8 to move up and down, and this embodiment is not specifically limited herein.
In practical application of the present embodiment, the first external power source drives the half gear 701 to rotate, when the half gear 701 rotates to be engaged with the saw tooth bump on one side of the gear ring 702, the half gear 701 continues to rotate to drive the gear ring 702 to make linear motion until the half gear 701 rotates away from the side of the gear ring 702, and then the half gear 701 rotates to be engaged with the saw tooth bump on the other side of the gear ring 702, so that the half gear 701 drives the gear ring 702 to move in the opposite direction, thereby realizing the reciprocating linear motion of the gear ring 702, and further realizing the lifting of the winding core 8.
As shown in fig. 1 and 5, as another preferred embodiment of the present invention, the lifting assembly 5 includes:
a rotating shaft 501 rotatably mounted on the operation table 1 and driven to rotate by a second external power source;
a movable rod 504 slidably fitted to a guide 505 fixed to the console 1 and connected to the cutter unit 4; and
the link 503 has two ends rotatably connected to the rotating shaft 501 and the movable rod 504, respectively.
In one aspect of the present embodiment, the rotating shaft 501 is rotatably connected to an assembly ring 502 fixed on the operation table 1; the second external power source may be a motor assembly, or a gear assembly or a belt pulley assembly driven by a motor, as long as the rotating shaft 501 can rotate.
Besides the above structure, the lifting assembly 5 may also adopt a rack and pinion structure, and this embodiment is not specifically limited herein.
In practical application of this embodiment, the second external power source drives the rotating shaft 501 to rotate, and the connecting rod 503 can drive the movable rod 504 to move, so that the rotating shaft 501 rotates to drive the movable rod 504 to make reciprocating linear motion, and further the lifting of the shearing assembly 4 is realized, because the guide member 505 has a guiding effect on the movable rod 504.
As shown in fig. 1 to 6, as another preferred embodiment of the present invention, the braking assembly 6 includes:
the fixed column 601 is fixed at the eccentric position of the rotating shaft 501;
a rotating rod 602, one end of which is rotatably mounted on an assembly rack 606, the assembly rack 606 is fixed on the operation platform 1, and the rotating rod 602 interferes with the fixed column 601;
the end part of the rotating rod 602, which is far away from the assembly frame 606, is provided with a clamping block 603, the clamping block 603 is in sliding fit with a slide rail 604 fixed on the assembly frame 606, and the rotating rod 602 is connected with the assembly frame 606 through an elastic piece 605; and
the electromagnet 607 is fixed to the ring gear 702, and has magnetism attracting each other with the engaging block 603.
In one embodiment of the present invention, the elastic element 605 may be a spring as shown in fig. 6, and besides, the elastic element 605 may be replaced by other elastic components, such as a silica gel column, an elastic sheet, etc., which is not limited in this embodiment.
Besides the above structure, the braking component 6 can also use a sliding rack and a gear engaged with the sliding rack, the gear is coaxially installed with the rotating shaft 501, when the transmission component 7 is lifted, the rack is driven to slide, when the rack slides to the gear and is engaged with the gear, the gear can be braked, and the rotating shaft 501 stops rotating.
In practical application of the embodiment, in an initial state, the gear ring 702 is located at the highest position of a motion path thereof, the electromagnet 607 is located at the highest position of the motion path thereof, the magnetic attraction force acts to enable the clamping block 603 to be located at the top of the sliding rail 604, at this time, the rotating rod 602 interferes with the fixed column 601, the rotating shaft 501 is locked and cannot rotate, the shearing assembly 4 is stationary, and the braking assembly 6 brakes the lifting assembly 5; when the gear ring 702 descends, the electromagnet 607 is driven to descend, the clamping block 603 slides downwards in the sliding rail 604, the elastic piece 605 deforms until the rotating rod 602 rotates away from the fixed column 601, then the rotating shaft 501 can continue to rotate, and the braking component 6 relieves the braking of the lifting component 5; after the engaging block 603 moves to the bottom of the slide rail 604, the gear ring 702 continues to descend, the electromagnet 607 will be separated from the magnetic attraction acting range between the electromagnet 607 and the engaging block 603, then the elastic force of the elastic element 605 recovering the deformation makes the engaging block 603 move to the initial position, after the engaging block 603 moves to the top of the slide rail 604, the rotating shaft 501 rotates a circle and will rotate to the initial position and interfere with the rotating rod 602, that is, the shearing assembly 4 stops moving after once reciprocating lifting; when the transmission component 7 drives the winding core 8 to ascend, the electromagnet 607 is powered off and has no magnetism, when the winding core 8 ascends, the electromagnet 607 cannot drive the rotating rod 602 to move, and the braking component 6 continues to brake the lifting component 5.
As shown in fig. 1 to 2, as another preferred embodiment of the present invention, a discharging member 9 for pushing the material on the winding core 8 to drop is fixed on the operation table 1 corresponding to the moving path of the winding core 8, and the discharging member 9 is slidably engaged with the winding core 8.
The side of the blanking member 9 close to the winding core 8 is provided with a protection member 12, and the protection member 12 may be replaced by a sponge, a rubber pad, or the like, as long as the wear of the components can be reduced, and this embodiment is not particularly limited herein.
In one case of the present embodiment, a collection box 11 for collecting the double wrap springs is provided in the operating table 1 at a position corresponding to below the winding core 8.
In practical application, the transmission assembly 7 drives the winding core 8 to ascend after winding is completed, the double-volute coil springs on the winding core 8 interfere with the blanking piece 9, the blanking piece 9 can push the double-volute coil springs to descend and fall into the collecting box 11, blanking of the double-volute coil springs is completed, and machining efficiency is improved.
As shown in fig. 1 to 6, an embodiment of the present invention further provides a method for forming a dual scroll spring, including the following steps:
one end of the wire rod penetrates through the heating assembly 2, and the heating assembly 2 is started to heat the wire rod;
the end part of the wire rod which penetrates out of the heating assembly 2 passes through the conveying assembly 3, and the conveying assembly 3 is started to convey the wire rod to the winding core 8;
the end of the wire reaching the winding core 8 enters the hole groove aligned with the end and triggers an external driving source to drive the winding core 8 to rotate, and meanwhile, the transmission assembly 7 is started and drives the winding core 8 to descend;
when the started transmission component 7 drives the winding core 8 to descend, the transmission component 7 triggers the brake component 6 to release the brake of the lifting component 5;
the lifting assembly 5 with the brake released drives the cutting assembly 4 to descend and move to the bottom to cut the wire;
after the shearing assembly 4 moves to the bottom, the shearing assembly starts to be driven by the lifting assembly 5 to ascend, then the transmission assembly 7 drives the winding core 8 to descend to the bottom of the groove 10, and the wire rod is completely wound on the winding core 8 to form a double-volute coil spring;
the transmission assembly 7 drives the winding core 8 to ascend, the blanking piece 9 interferes with the double-volute spring and pushes the double-volute spring to slide relative to the winding core 8, the end part of the wire in the hole groove pushes the closing piece 13 and penetrates out of the hole groove, and when the winding core 8 ascends to the highest position, the double-volute spring is pushed down by the blanking piece 9.
The double-volute spring forming device is provided in the embodiment of the invention, and the double-volute spring forming method is provided based on the double-volute spring forming device, the winding core 8 is driven to descend by the transmission assembly 7, the winding core 8 rotates to enable the wire to be wound on the winding core, the transmission assembly 7 can trigger the brake assembly 6 to enable the brake assembly 6 to release the brake on the lifting assembly 5, the lifting assembly 5 can drive the shearing assembly 4 to descend, the wire is sheared when the shearing assembly 4 descends to the bottom, then the winding core 8 continues to descend to the bottom of the groove 10, the wire can be completely wound on the winding core 8 after being sheared, the wire is cut at a fixed length while being wound, and the processing efficiency is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A dual scroll spring forming apparatus, the apparatus comprising:
the wire feeding device comprises an operating platform, a conveying assembly for conveying wires and a heating assembly for heating the wires;
characterized in that the device further comprises:
the shearing assembly is slidably arranged on the operating platform and is driven by the lifting assembly to do reciprocating linear motion;
the winding core is provided with a hole groove matched with the wire in a sliding way and used for fixing the end part of the wire and winding the wire, the winding core is driven to rotate by an external driving source, and when the end part of the wire enters the hole groove, the external driving source is triggered to drive the winding core to rotate;
the transmission assembly is used for driving the winding core to do reciprocating linear motion in the groove; and
the brake assembly is arranged on the operating platform and used for braking the lifting assembly;
when the transmission assembly drives the winding core to descend, the transmission assembly triggers the brake assembly to enable the brake assembly to release the brake on the lifting assembly, and then the lifting assembly drives the shearing assembly to descend to shear the wire.
2. The twin scroll spring forming apparatus according to claim 1, wherein the bottom of the winding core is provided with a closure for preventing the wire from passing through the slot.
3. The dual scroll spring forming apparatus of claim 1, wherein the transmission assembly comprises:
the half gear is rotatably arranged on the operating platform and is driven to rotate by a first external power source; and
and the gear ring is slidably mounted on the operating platform, saw-tooth convex blocks meshed with the half gear are arranged on two sides of the gear ring, and the gear ring is rotationally connected with the winding core.
4. The twin scroll spring forming apparatus of claim 3, wherein the lift assembly comprises:
the rotating shaft is rotatably arranged on the operating platform and is driven to rotate by a second external power source;
the movable rod is in sliding fit with a guide piece fixed on the operating platform and is connected with the shearing assembly; and
and two ends of the connecting rod are respectively and rotatably connected with the rotating shaft and the movable rod.
5. The dual scroll spring forming apparatus of claim 4, wherein the brake assembly comprises:
the fixed column is fixed at the eccentric position of the rotating shaft;
one end of the rotating rod is rotatably arranged on an assembling frame, the assembling frame is fixed on the operating platform, and the rotating rod is interfered with the fixed column;
the end part of the rotating rod, which is far away from the assembling frame, is provided with a clamping block, the clamping block is in sliding fit with a slide rail fixed on the assembling frame, and the rotating rod is connected with the assembling frame through an elastic piece; and
the electromagnet is fixed on the gear ring, and the electromagnet and the clamping block have mutually attracted magnetism.
6. The twin scroll spring forming apparatus according to claim 1, wherein a blanking member for pushing the material on the winding core to drop is fixed on a moving path of the operating table corresponding to the winding core, and the blanking member is slidably engaged with the winding core.
7. The twin scroll spring forming apparatus according to claim 6, wherein a shielding member is provided to a side of the blanking member adjacent to the winding core.
8. A double-volute spring forming method is characterized by comprising the following steps:
one end of the wire rod penetrates through the heating assembly, and the heating assembly is started to heat the wire rod;
the end part of the wire rod which penetrates out of the heating assembly passes through the conveying assembly, and the conveying assembly is started to convey the wire rod to the winding core;
the end part of the wire reaching the winding core enters the hole groove aligned with the end part of the wire and triggers an external driving source to drive the winding core to rotate, and meanwhile, the transmission assembly is started and drives the winding core to descend;
when the started transmission assembly drives the winding core to descend, the transmission assembly triggers the brake assembly to enable the brake assembly to release the brake of the lifting assembly;
the lifting assembly with the brake released drives the cutting assembly to descend and move to the bottom to cut the wire;
the cutting assembly starts to be driven by the lifting assembly to ascend after moving to the bottom, then the transmission assembly drives the winding core to descend to the bottom of the groove, and the wire is completely wound on the winding core to form a double-volute coil spring;
the transmission assembly drives the winding core to ascend, the blanking part interferes with the double-volute spring and pushes the double-volute spring to slide relative to the winding core, the end part of the wire rod in the hole groove pushes the closing part and penetrates out of the hole groove, and when the winding core ascends to the highest position, the double-volute spring is pushed down by the blanking part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110966954.8A CN113695484A (en) | 2021-08-23 | 2021-08-23 | Double-volute spring forming device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110966954.8A CN113695484A (en) | 2021-08-23 | 2021-08-23 | Double-volute spring forming device and method |
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| Publication Number | Publication Date |
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| CN113695484A true CN113695484A (en) | 2021-11-26 |
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| CN202110966954.8A Pending CN113695484A (en) | 2021-08-23 | 2021-08-23 | Double-volute spring forming device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161275A (en) * | 2023-10-30 | 2023-12-05 | 福州立洲弹簧有限公司 | Spring coiling device for spring production |
-
2021
- 2021-08-23 CN CN202110966954.8A patent/CN113695484A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161275A (en) * | 2023-10-30 | 2023-12-05 | 福州立洲弹簧有限公司 | Spring coiling device for spring production |
| CN117161275B (en) * | 2023-10-30 | 2024-02-13 | 福州立洲弹簧有限公司 | Spring coiling device for spring production |
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