CN117206430A - Spring coiling device and method - Google Patents
Spring coiling device and method Download PDFInfo
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- CN117206430A CN117206430A CN202311299298.6A CN202311299298A CN117206430A CN 117206430 A CN117206430 A CN 117206430A CN 202311299298 A CN202311299298 A CN 202311299298A CN 117206430 A CN117206430 A CN 117206430A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 108
- 239000002184 metal Substances 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000000712 assembly Effects 0.000 claims description 28
- 238000000429 assembly Methods 0.000 claims description 28
- 239000012528 membrane Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 10
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention relates to the technical field of spring processing, and provides a spring winding device and a spring winding method, wherein the spring winding device comprises two symmetrically arranged support frames, a first transverse shaft and a second transverse shaft are coaxially arranged between the two support frames, the first transverse shaft and the second transverse shaft are respectively fixed on the two support frames, and a gap is kept between the first transverse shaft and the second transverse shaft; according to the invention, the first sliding sleeve and the second sliding sleeve are driven to move to a receiving state through the driving mechanism, then the metal wire section can be placed in the wire clamping assembly of the first sliding sleeve and the second sliding sleeve, the first sliding sleeve and the second sliding sleeve can be driven to be far away from each other through the driving mechanism, and the metal wire section is spirally wound on the winding assembly from the middle to the two ends through the wire clamping assembly to form the spring when the first sliding sleeve and the second sliding sleeve rotate.
Description
Technical Field
The invention relates to the technical field of spring processing, in particular to a spring winding device and a spring winding method.
Background
A spring is a mechanical part that works with elasticity; parts made of elastic materials deform under the action of external force, and recover after the external force is removed. The spring is formed mainly by a winding process.
Searched, publication number CN210648244U discloses a spring winding device. The spring winding device comprises a spring winding shaft for winding the elastic metal wire, a first driving mechanism capable of driving the spring winding shaft to rotate and move along the axial direction of the spring winding shaft, and a clamping mechanism capable of clamping the elastic metal wire.
However, the above-mentioned spring winding device still has the following problems: according to the spring winding device, the elastic metal wire is clamped on the clamping mechanism, one end of the elastic metal wire is pulled out from the clamping mechanism and is arranged on the winding shaft, and then the first driving mechanism drives the winding shaft to rotate and move along the edge of the winding shaft, wherein the winding shaft rotates to wind the elastic metal wire on the winding shaft, the winding shaft moves to supply feeding for winding the elastic metal wire, the edge of the elastic metal wire winds on the winding shaft, the winding shaft moves, the winding of the spring is achieved, the winding time is relatively long due to the fact that the elastic metal wire winds one section of the winding shaft to the other section, the elastic metal wire needs to be heated before winding, good elasticity of the metal wire is guaranteed, heat dissipation of the metal wire is fast due to the increase of the winding time, and the quality of the spring is affected.
Disclosure of Invention
The invention provides a spring winding device and a spring winding method, which solve the problem that the heat dissipation of a metal wire is easy to be faster due to the increase of single-end winding time in the prior art.
The technical scheme of the invention is as follows: the utility model provides a spring coiling device, includes two support frames that symmetry set up, two coaxial first cross axle and the second cross axle of being provided with between the support frame, first cross axle and second cross axle are fixed in respectively on two support frames, keep the clearance between first cross axle and the second cross axle, and be provided with the wire winding subassembly that can adjust spring both ends coiling size in the clearance, first cross axle external screw thread connection has first sliding sleeve, second cross axle external screw thread connection has the second sliding sleeve, respectively be provided with the clamp line subassembly to the upper and lower part centre gripping of wire section on first sliding sleeve and the second sliding sleeve, be provided with the actuating mechanism of synchronous drive first sliding sleeve and the reverse rotation of second sliding sleeve on one side support frame wherein, make the spring with wire section by centre to both ends spiral winding on the wire winding subassembly through clamp line subassembly when first sliding sleeve and second sliding sleeve rotate, be fixed with on the opposite side support frame and drive wire winding subassembly shrink in first cross axle to will make the electric telescopic handle that the spring removed.
Preferably, the winding assembly comprises a plurality of segments distributed around the telescopic rod of the electric telescopic rod in a ring shape, elastic rings are sleeved outside two ends of the segments, sliding rings are slidably arranged inside two ends of the segments, the sliding rings are symmetrically sleeved outside the telescopic rod of the electric telescopic rod and fastened through fastening screws, a fixing ring is arranged between the two sliding rings, the fixing ring is fixed on the telescopic rod of the electric telescopic rod, the sliding rings are elastically connected with the fixing ring through compression springs, wedge-shaped protrusions are fixed inside two ends of the segments, and one end of the sliding ring, which is close to the wedge-shaped protrusions, is provided with a mushroom head.
Preferably, grooves are formed in the outer surfaces of the two ends of the duct piece, and the elastic rings are embedded in the grooves.
Preferably, the two wire clamping assemblies comprise a first clamping rod, a second clamping rod, a rotating shaft for rotating the first clamping rod and the second clamping rod, and a baffle plate arranged corresponding to the second clamping rod, a torsion spring is clamped at the joint of the first clamping rod and the second clamping rod, the two wire clamping assemblies are respectively fixed on the end faces of the first sliding sleeve and the second sliding sleeve, and the end head of the second clamping rod is provided with a pressed part extending towards the baffle plate.
Preferably, a first arc bayonet is formed on the first clamping rod, a second arc bayonet which is distributed opposite to the first arc bayonet is formed on the second clamping rod, a clamping opening for clamping the metal wire section is formed between the first arc bayonet and the second arc bayonet, and in the receiving state, the second clamping rods on the wire clamping assembly are extruded by the baffle plates, so that the clamping openings are opened respectively, and the axes of the two clamping openings are vertically overlapped.
Preferably, the driving mechanism comprises a fluted disc, a toothed ring coaxially arranged outside the fluted disc, gears annularly distributed between the fluted disc and the toothed ring and a motor for driving the gears to rotate, wherein the fluted disc and the toothed ring are rotationally connected with the support frame, the fluted disc is meshed with the gears, the gears are meshed with the toothed ring, the motor is fixed on the support frame, and the output shaft end of the motor is fixed with one of the gears.
Preferably, the outside symmetry of first sliding sleeve is fixed with the slider, the outer terminal surface of ring gear is fixed with the end cover, the outer terminal surface bilateral symmetry of end cover is fixed with the slide bar, two the slide bar respectively with the slider sliding connection in the first sliding sleeve outside.
Preferably, spline grooves are formed in the fluted disc, one end, far away from the first sliding sleeve, of the second sliding sleeve is fixedly provided with a spline tube shaft, and spline grooves for limiting sliding of the spline tube shaft are formed in the inner side of the fluted disc.
Preferably, the maximum expansion diameter of the winding assembly is smaller than the inner diameter of the first transverse shaft, and a conical elastic membrane is fixed on the inner side of the port of the first transverse shaft.
A method of winding a spring comprising the steps of:
step one, adjusting winding size according to diameters of two ends of a spring to be manufactured, loosening fastening screws on slip rings on two sides, adjusting positions of the two slip rings on a telescopic rod, extruding mushroom heads at the ends of the slip rings to wedge-shaped bulges, and correspondingly contracting or expanding two ends of a segment by matching with elasticity of an elastic ring so as to adjust expansion diameters of two ends of a winding assembly;
secondly, resetting the first sliding sleeve and the second sliding sleeve, driving the gear to rotate by the motor, driving the end cover and two sliding rods on the end cover to rotate by the meshing of the gear and the toothed ring, driving the toothed disc to rotate by the meshing of the gear and the toothed disc, and enabling the toothed disc to rotate opposite to the toothed ring, so that the first sliding sleeve and the second sliding sleeve synchronously rotate, and the rotation is opposite to the rotation, and enabling the first sliding sleeve and the second sliding sleeve to be mutually close until the first sliding sleeve and the second sliding sleeve are in a receiving state under the screwing of the first sliding sleeve and the second sliding sleeve, wherein at the moment, the second clamping rods on the two clamping wire assemblies are extruded by the baffle plates, so that the clamping ports are opened respectively, the axle centers of the two clamping ports are vertically overlapped, and receiving is carried out on the wire segments;
step three, double ends of the metal wire segments are wound, the gears are driven to rotate through motor reversal, the first sliding sleeve and the second sliding sleeve are further enabled to synchronously rotate, the rotation directions are opposite and are far away from each other, in the process, the second clamping rods on the two wire clamping assemblies are gradually separated from the blocking sheets to be extruded, the first clamping rods clamp the metal wire segments under the action of elasticity of torsion springs, the first clamping rods on the second sliding sleeve push the upper parts of the metal wire segments to be spirally wound outside the winding assemblies, and the first clamping rods on the first sliding sleeve push the lower parts of the metal wire segments to be spirally wound outside the winding assemblies in opposite directions until the two ends of the metal wire segments are separated from the wire clamping assemblies, and then the metal wire segments are spirally wound on the winding assemblies from the middle to the two ends to form springs;
and fourthly, removing the spring, after the spring is manufactured, controlling the winding assembly to retract towards the direction of the first transverse shaft by the electric telescopic rod, removing the spring outside the winding assembly by an elastic membrane in a port of the first transverse shaft in the process, returning the winding assembly, the first sliding sleeve and the second sliding sleeve to the original positions, and waiting for the discharging processing of the next metal wire section.
The beneficial effects of the invention are as follows:
1. according to the invention, the first sliding sleeve and the second sliding sleeve are driven to move to a receiving state through the driving mechanism, then the metal wire section can be placed in the wire clamping assembly of the first sliding sleeve and the second sliding sleeve, the first sliding sleeve and the second sliding sleeve can be driven to be far away from each other through the driving mechanism, when the first sliding sleeve and the second sliding sleeve rotate, the metal wire section is spirally wound on the winding assembly from the middle to the two ends through the wire clamping assembly to form a spring, compared with the prior art, the invention adopts a bidirectional winding mode, the winding time of the spring can be shortened, and the problem that the heat dissipation of the metal wire is faster due to the fact that the single-end winding time is increased in the prior art is solved;
2. according to the invention, the positions of the two slip rings on the telescopic rod can be adjusted by loosening the fastening screws on the slip rings at two sides, the mushroom heads at the end heads of the slip rings extrude the wedge-shaped protrusions, and the two ends of the pipe piece are correspondingly contracted or expanded by matching with the elasticity of the elastic ring, so that the expansion diameters of the two ends of the winding assembly are adjusted;
3. according to the invention, the structure of the second transverse shaft is the same as that of the first transverse shaft, the maximum expansion diameter of the winding assembly is also smaller than the inner diameter of the second transverse shaft, the conical elastic membrane is fixed on the inner side of the port of the first transverse shaft, after the winding assembly is manufactured, the electric telescopic rod controls the winding assembly to retract towards the direction of the first transverse shaft or extend towards the direction of the second transverse shaft, and in the process, the elastic membrane in the port of the first transverse shaft and the port of the second transverse shaft takes off the spring outside the winding assembly, so that the blanking of the winding assembly in two directions can be realized, namely the switching of the blanking directions can be realized.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of a spring winding apparatus according to the present invention;
fig. 2 is a schematic structural view of a spring winding device according to the present invention with a support frame removed;
FIG. 3 is a schematic top view of a spring winding device according to the present invention with a support frame removed;
FIG. 4 is a schematic diagram of a winding assembly according to the present invention;
FIG. 5 is a schematic cross-sectional view of a coil assembly according to the present invention;
FIG. 6 is a schematic view of a first sliding sleeve according to the present invention;
FIG. 7 is a schematic view of a second sliding sleeve according to the present invention;
FIG. 8 is a schematic top view of a wire clamping assembly according to the present invention;
FIG. 9 is a schematic diagram of a semi-sectional structure of an end cap according to the present invention;
FIG. 10 is a schematic view of a first cross-sectional structure according to the present invention;
in the figure: 1. a support frame; 2. a first transverse axis; 21. an elastic film; 3. a second transverse axis; 4. a first sliding sleeve; 41. a slide block; 5. the second sliding sleeve; 51. a spline tube shaft; 6. a driving mechanism; 61. fluted disc; 611. spline grooves; 62. a toothed ring; 63. a gear; 64. a motor; 65. an end cap; 66. a slide bar; 7. a wire clamping assembly; 71. a first clamping lever; 711. a first arcuate bayonet; 72. a second clamping rod; 721. a second arcuate bayonet; 722. a pressure receiving portion; 73. a rotating shaft; 74. a baffle; 8. an electric telescopic rod; 9. a winding assembly; 91. a segment; 911. a groove; 912. wedge-shaped protrusions; 92. an elastic ring; 93. a slip ring; 931. a mushroom head; 94. a fixing ring; 95. compressing the spring.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme which comprises the following two embodiments:
example 1
Please refer to fig. 1, 2 and 3: the utility model provides a spring coiling device, including the support frame 1 that two symmetries set up, coaxial first cross axle 2 and the second cross axle 3 of being provided with between two support frames 1, first cross axle 2 and second cross axle 3 are fixed in respectively on two support frames 1, keep the clearance between first cross axle 2 and the second cross axle 3, and be provided with the wire winding subassembly 9 that can adjust spring both ends coiling size in the clearance, first cross axle 2 external screw thread connection has first sliding sleeve 4, second cross axle 3 external screw thread connection has second sliding sleeve 5, respectively be provided with the wire clamping subassembly 7 to wire section upper and lower part centre gripping on first sliding sleeve 4 and the second sliding sleeve 5, wherein be provided with on one side support frame 1 and drive mechanism 6 that the first sliding sleeve 4 and second sliding sleeve 5 counter-rotate in step, first sliding sleeve 4 and second sliding sleeve 5 are passed through wire clamping subassembly 7 when rotating and are driven the wire section and are made the spring by the middle to order to drive wire winding subassembly 9 spiral winding, be fixed with order to drive wire winding subassembly 9 shrink in first cross axle 2 on the opposite side support frame 1, and by first cross axle 2 will make the electric telescopic link 8 that the spring is taken off, second sliding sleeve 2 external screw thread connection has second sliding sleeve 5, respectively, be provided with wire clamping subassembly 7 to wire clamping subassembly 5 and can be passed through the second sliding sleeve 5 and make wire clamping subassembly 5 and stretch out the wire clamping subassembly 5 and make wire clamping mechanism 6 that can be rotated from the middle section 5 to the second sliding sleeve 5 through the second sliding sleeve 5 and drive wire clamping mechanism that the wire clamping mechanism is rotated to the opposite direction from the first sliding sleeve 5 to the second sliding sleeve 5, the wire clamping mechanism is made by the wire clamping mechanism 5 and 5.
Please refer to fig. 4 and fig. 5: the winding assembly 9 comprises a plurality of segments 91 which are annularly distributed around the telescopic rods of the electric telescopic rods 8, elastic rings 92 are sleeved outside the two ends of the segments 91, sliding rings 93 are slidably arranged inside the two ends of the segments 91, the two sliding rings 93 are symmetrically sleeved outside the telescopic rods of the electric telescopic rods 8 and are fastened by fastening screws, a fixed ring 94 is arranged between the two sliding rings 93, the fixed ring 94 is fixed on the telescopic rods of the electric telescopic rods 8, the sliding rings 93 are elastically connected with the fixed ring 94 through compression springs 95, wedge-shaped protrusions 912 are fixedly arranged inside the two ends of the segments 91, mushroom heads 931 are arranged at one end, close to the wedge-shaped protrusions 912, of the sliding rings 93, grooves 911 are formed in the outer surfaces of the two ends of the segments 91, the elastic rings 92 are embedded in the grooves 911, fastening screws on the two sliding rings 93 are loosened, the positions of the two sliding rings 93 on the telescopic rods are adjusted, the two ends of the mushroom heads 931 are pressed down by the wedge-shaped protrusions 912, and the two ends of the segment 91 are correspondingly contracted or expanded by the elasticity of the elastic rings 92, and the expansion diameters of the two ends of the segment 91 are adjusted.
Please refer to fig. 6, 7 and 8: the two wire clamping assemblies 7 respectively comprise a first clamping rod 71, a second clamping rod 72, a rotating shaft 73 for rotating the first clamping rod 71 and the second clamping rod 72 to be connected, and a baffle plate 74 corresponding to the second clamping rod 72, wherein a torsion spring is clamped at the joint of the first clamping rod 71 and the second clamping rod 72, the first clamping rod 71 and the baffle plate 74 on the two wire clamping assemblies 7 are respectively fixed on the end face of one end close to the first sliding sleeve 4 and the second sliding sleeve 5, the end head of the second clamping rod 72 is provided with a pressed part 722 extending towards the baffle plate 74, the first clamping rod 71 is provided with a first arc bayonet 711, the second clamping rod 72 is provided with a second arc bayonet 721 which is distributed opposite to the first arc bayonet 711, a clamping opening for clamping a metal wire segment is formed between the first arc bayonet 711 and the second arc bayonet 721, in a material receiving state, as shown in fig. 3, the second clamping rod 72 on the two wire clamping assemblies 7 is pressed by the baffle plate 74, the respective clamping openings are opened, the axes of the two clamping openings vertically coincide, when the axes of the two clamping openings are rotated on the first sliding sleeve 4 and the second sliding sleeve 5, the two wire clamping assemblies are separated from the second winding assemblies 9, the two wire is gradually separated from the two wire winding assemblies 9, and the wire is gradually separated from the first winding assemblies, the two wire is gradually separated from the second wire winding assemblies 9, and the wire is clamped by the second wire is gradually separated from the second wire winding assembly, and the wire is gradually separated from the wire winding section by the second clamping assembly, and the wire is separated from the wire by the second clamping assembly.
Please refer to fig. 9: the driving mechanism 6 comprises a fluted disc 61, a toothed ring 62 coaxially arranged outside the fluted disc 61, a gear 63 annularly distributed between the fluted disc 61 and the toothed ring 62, and a motor 64 for driving the gear 63 to rotate, wherein the fluted disc 61 and the toothed ring 62 are both rotationally connected with the support frame 1, the fluted disc 61 is meshed with the gear 63, the gear 63 is meshed with the toothed ring 62, the motor 64 is fixed on the support frame 1, the output shaft end of the motor 64 is fixed with one of the gears 63, the outer side of the first sliding sleeve 4 is symmetrically fixed with a sliding block 41, the outer end surface of the toothed ring 62 is fixed with an end cover 65, two sliding rods 66 are symmetrically fixed with sliding rods 66 on two sides of the outer end surface of the end cover 65, the two sliding rods 66 are respectively and slidingly connected with the sliding block 41 on the outer side of the first sliding sleeve 4, spline grooves 611 are formed in the fluted disc 61, one end of the second sliding sleeve 5 far away from the first sliding sleeve 4 is fixedly provided with a spline tube shaft 51, the inner side of the fluted disc 61 is provided with spline grooves 611 for slidingly limiting the spline tube shaft 51, the motor 64 drives the gear 63 to rotate, the two end covers 65 and the end cover 65 rotate under the meshing of the gear 63 and the gear 63, the gear 63 and the end cover 61 are driven by the gear 63 and the gear 62 are rotationally driven by the meshing of the gear 63 and the end cover 65, the end cover 61 and the end cover is rotationally driven by the gear 61 under the meshing of the gear and the gear 62, and the end cover 61 and the end cover is rotationally opposite to the toothed ring 61 and rotated, and the spline shaft is rotated in rotation opposite direction to the first sliding sleeve and opposite to the second sliding sleeve 4.
It should be noted that, the maximum expansion diameter of the winding component 9 is smaller than the inner diameter of the first transverse shaft 2, as shown in fig. 10, a conical elastic membrane 21 is fixed at the inner side of the port of the first transverse shaft 2, after the winding component 9 is retracted towards the direction of the first transverse shaft 2 under the control of the electric telescopic rod 8 after the spring is manufactured, in the process, the elastic membrane 21 in the port of the first transverse shaft 2 removes the spring outside the winding component 9, and then the winding component 9, the first sliding sleeve 4 and the second sliding sleeve 5 are all returned to the original positions to wait for the discharging processing of the next wire segment.
Based on the embodiment, the invention provides a spring coiling method, which comprises the following steps:
step one, adjusting the winding size according to the diameters of two ends of the spring to be manufactured, loosening fastening screws on sliding rings 93 at two sides, adjusting the positions of the two sliding rings 93 on a telescopic rod, extruding wedge-shaped protrusions 912 by mushroom heads 931 at the ends of the sliding rings 93, and correspondingly contracting or expanding the two ends of a segment 91 by matching with the elasticity of elastic rings 92 so as to adjust the expansion diameters of the two ends of a winding assembly 9;
step two, the first sliding sleeve 4 and the second sliding sleeve 5 are reset, the motor 64 works to drive the gear 63 to rotate, the end cover 65 and two sliding rods 66 on the end cover 65 are driven to rotate under the meshing of the gear 63 and the toothed ring 62, the toothed ring 61 is driven to rotate under the meshing of the gear 63 and the toothed ring 61, the toothed ring 61 and the toothed ring 62 rotate reversely, the first sliding sleeve 4 and the second sliding sleeve 5 synchronously rotate, and the rotation is reversely rotated, the first sliding sleeve 4 and the second sliding sleeve 5 are mutually close to each other under the screwing of the first sliding sleeve 4 and the first sliding sleeve 2 and the screwing of the second sliding sleeve 5 and the second sliding sleeve 3 until the two clamping rods 72 on the two clamping assemblies 7 are in a material receiving state, at the moment, the two clamping ports are opened under the extrusion of the blocking sheets 74, the axes of the two clamping ports vertically coincide, and the metal wire segments are received;
step three, the double ends of the metal wire segments are wound, the motor 64 reversely drives the gear 63 to rotate, so that the first sliding sleeve 4 and the second sliding sleeve 5 synchronously rotate, the rotation directions are opposite and are far away from each other, in the process, the second clamping rods 72 on the two wire clamping assemblies 7 are gradually separated from the baffle plates 74 to be extruded, the first clamping rods 71 clamp the metal wire segments under the action of the elasticity of torsion springs, the first clamping rods 71 on the second sliding sleeve 5 push the upper parts of the metal wire segments to be spirally wound outside the winding assemblies 9, and the first clamping rods 71 on the first sliding sleeve 4 push the lower parts of the metal wire segments to be spirally wound outside the winding assemblies 9 in opposite directions until the two ends of the metal wire segments are separated from the wire clamping assemblies 7, and then the metal wire segments are spirally wound on the winding assemblies 9 from the middle to the two ends to form springs;
and fourthly, removing the spring, after the spring is manufactured, controlling the winding assembly 9 to retract towards the direction of the first transverse shaft 2 by the electric telescopic rod 8, removing the spring outside the winding assembly 9 by the elastic membrane 21 in the port of the first transverse shaft 2 in the process, returning the winding assembly 9, the first sliding sleeve 4 and the second sliding sleeve 5 to the original positions, and waiting for the discharging processing of the next metal wire section.
Example two
Unlike the first embodiment, the structure of the second transverse shaft 3 is the same as that of the first transverse shaft 2, the maximum expansion diameter of the winding assembly 9 is smaller than the inner diameter of the second transverse shaft 3, the conical elastic membrane 21 is fixed at the inner side of the port of the first transverse shaft 2, after the winding assembly 9 is manufactured into a spring, the electric telescopic rod 8 controls the winding assembly 9 to retract towards the direction of the first transverse shaft 2 or extend towards the direction of the second transverse shaft 3, and in the process, the elastic membrane 21 in the ports of the first transverse shaft 2 and the second transverse shaft 3 takes off the spring outside the winding assembly 9.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The utility model provides a spring coiling device, includes two support frames (1) that set up symmetrically, its characterized in that, two be provided with first cross axle (2) and second cross axle (3) coaxially between support frame (1), first cross axle (2) and second cross axle (3) are fixed in respectively on two support frames (1), keep the clearance between first cross axle (2) and second cross axle (3), and be provided with wire winding subassembly (9) that can adjust spring both ends coiling size in the clearance, first cross axle (2) external screw thread connection has first sliding sleeve (4), second cross axle (3) external screw thread connection has second sliding sleeve (5), be provided with wire clamping subassembly (7) to wire section upper and lower part centre gripping on first sliding sleeve (4) and second sliding sleeve (5) respectively, wherein be provided with on one side support frame (1) and order about first sliding sleeve (4) and second sliding sleeve (5) counter-rotating actuating mechanism (6), first sliding sleeve (4) and second sliding sleeve (5) rotate when being provided with in the clearance wire clamping subassembly and will be made wire winding subassembly on the opposite side by wire winding subassembly on the second sliding sleeve (9) on the other side of winding bracket (1), and the first transverse shaft (2) is used for removing the spring to obtain the electric telescopic rod (8).
2. The spring winding device according to claim 1, wherein the winding assembly (9) comprises a plurality of tube pieces (91) which are annularly distributed around the telescopic rods of the electric telescopic rods (8), elastic rings (92) are sleeved outside two ends of the tube pieces (91), sliding rings (93) are slidably arranged inside two ends of the tube pieces (91), the sliding rings (93) are symmetrically sleeved outside the telescopic rods of the electric telescopic rods (8) and are fastened through fastening screw tops, a fixing ring (94) is arranged between the sliding rings (93), the fixing ring (94) is fixed on the telescopic rods of the electric telescopic rods (8), the sliding rings (93) are elastically connected with the fixing ring (94) through compression springs (95), wedge-shaped protrusions (912) are fixedly arranged inside two ends of the tube pieces (91), and mushroom heads (931) are arranged at one ends, close to the wedge-shaped protrusions (912), of the sliding rings (93).
3. The spring coiling device as recited in claim 2, wherein the outer surfaces of both ends of the tube sheet (91) are provided with grooves (911), and the elastic ring (92) is embedded in the grooves (911).
4. The spring winding device according to claim 1, wherein the two wire clamping assemblies (7) comprise a first clamping rod (71), a second clamping rod (72), a rotating shaft (73) for rotating and connecting the first clamping rod (71) with the second clamping rod (72), and a blocking piece (74) corresponding to the second clamping rod (72), torsion springs are clamped at the connecting positions of the first clamping rod (71) and the second clamping rod (72), the first clamping rod (71) and the blocking piece (74) on the two wire clamping assemblies (7) are respectively fixed on the end faces of one ends, close to the first sliding sleeve (4) and the second sliding sleeve (5), of the second clamping rod (72), and a pressed part (722) extending towards the blocking piece (74) is arranged at the end of the second clamping rod (72).
5. The spring winding device according to claim 4, wherein the first clamping rod (71) is provided with a first arc-shaped bayonet (711), the second clamping rod (72) is provided with a second arc-shaped bayonet (721) which is distributed opposite to the first arc-shaped bayonet (711), a clamping opening for clamping the metal wire segment is formed between the first arc-shaped bayonet (711) and the second arc-shaped bayonet (721), and in a receiving state, the second clamping rods (72) on the two wire clamping assemblies (7) are pressed by the baffle plates (74), so that the clamping openings are opened respectively, and the axes of the two clamping openings are vertically coincident.
6. The spring winding device according to claim 1, wherein the driving mechanism (6) comprises a fluted disc (61), a toothed ring (62) coaxially arranged outside the fluted disc (61), gears (63) annularly distributed between the fluted disc (61) and the toothed ring (62), and a motor (64) for driving the gears (63) to rotate, the fluted disc (61) and the toothed ring (62) are rotationally connected with the support frame (1), the fluted disc (61) is meshed with the gears (63), the gears (63) are meshed with the toothed ring (62), the motor (64) is fixed on the support frame (1), and the output shaft end of the motor (64) is fixed with one of the gears (63).
7. The spring winding device according to claim 6, wherein the outer side of the first sliding sleeve (4) is symmetrically fixed with sliding blocks (41), the outer end face of the toothed ring (62) is fixed with an end cover (65), two sides of the outer end face of the end cover (65) are symmetrically fixed with sliding rods (66), and the two sliding rods (66) are respectively in sliding connection with the sliding blocks (41) outside the first sliding sleeve (4).
8. The spring coiling device as recited in claim 6, wherein a spline groove (611) is formed in the fluted disc (61), a spline tube shaft (51) is fixed at one end of the second sliding sleeve (5) far away from the first sliding sleeve (4), and a spline groove (611) for limiting sliding of the spline tube shaft (51) is formed in the inner side of the fluted disc (61).
9. A spring coiling assembly as in claim 1, wherein the maximum expansion diameter of the coiling assembly (9) is smaller than the inner diameter of the first transverse shaft (2), and a conical elastic membrane (21) is fixed on the inner side of the port of the first transverse shaft (2).
10. A spring coiling method, according to any of claims 1-9, characterized in that it comprises the following steps:
step one, adjusting winding size according to diameters of two ends of a spring to be manufactured, loosening fastening screws on sliding rings (93) on two sides, adjusting positions of the two sliding rings (93) on a telescopic rod, extruding wedge-shaped bulges (912) by mushroom heads (931) at the ends of the sliding rings (93), and correspondingly contracting or expanding two ends of a duct piece (91) by matching with elasticity of an elastic ring (92), so as to adjust expansion diameters of two ends of a winding assembly (9);
step two, the first sliding sleeve (4) and the second sliding sleeve (5) are reset, the motor (64) works to drive the gear (63) to rotate, the gear (63) is meshed with the toothed ring (62) to drive the end cover (65) and two sliding rods (66) on the end cover (65) to rotate, the gear (63) is meshed with the fluted disc (61) to drive the fluted disc (61) to rotate, the fluted disc (61) and the toothed ring (62) rotate reversely, the first sliding sleeve (4) and the second sliding sleeve (5) synchronously rotate, and the rotation is reversely rotated, and the first sliding sleeve (4) and the first transverse shaft (2) are screwed together and the second sliding sleeve (5) and the second transverse shaft (3) are screwed together, so that the first sliding sleeve (4) and the second sliding sleeve (5) are mutually close until the two clamping assemblies (7) are in a receiving state, the second clamping rods (72) on the two clamping assemblies (7) are pressed by the baffle plates (74) to open the respective clamping ports, the axes of the two clamping ports are vertically overlapped, and the wire segments are connected;
step three, double-end winding of the metal wire segment is realized by reversely driving a gear (63) to rotate through a motor (64), so that the first sliding sleeve (4) and the second sliding sleeve (5) synchronously rotate, the rotation is reversely and mutually far away, in the process, a second clamping rod (72) on the two wire clamping assemblies (7) is gradually separated from a baffle plate (74) to be extruded, the first clamping rod (71) clamps the metal wire segment under the action of the elasticity of a torsion spring, the first clamping rod (71) on the second sliding sleeve (5) pushes the upper part of the metal wire segment to be spirally wound outside a winding assembly (9), and the first clamping rod (71) on the first sliding sleeve (4) pushes the lower part of the metal wire segment to be spirally wound outside the winding assembly (9) in the opposite direction until the two ends of the metal wire segment are separated from the wire clamping assembly (7), and then the metal wire segment is spirally wound on the winding assembly (9) from the middle to the two ends to form a spring;
and fourthly, removing the spring, after the spring is manufactured, controlling the winding component (9) to retract towards the direction of the first transverse shaft (2) by the electric telescopic rod (8), removing the spring outside the winding component (9) by the elastic membrane (21) in the port of the first transverse shaft (2) in the process, and returning the winding component (9), the first sliding sleeve (4) and the second sliding sleeve (5) to the original positions to wait for the discharging processing of the next metal wire section.
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