CN113976768A - Micro spring winding machine - Google Patents
Micro spring winding machine Download PDFInfo
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- CN113976768A CN113976768A CN202111239389.1A CN202111239389A CN113976768A CN 113976768 A CN113976768 A CN 113976768A CN 202111239389 A CN202111239389 A CN 202111239389A CN 113976768 A CN113976768 A CN 113976768A
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- winding
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- anchoring
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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
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
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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
- B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
- B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
- B21F15/04—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire without additional connecting elements or material, e.g. by twisting
Abstract
The invention provides a micro-fine wound spring winding machine which comprises a machine body, a pay-off mechanism, a transmission mechanism and an anchoring winding mechanism, wherein the machine body is provided with a winding mechanism; the machine tool body is provided with a pay-off mechanism slide rail and a tail frame slide rail, a guide rail sliding table is mounted on the pay-off mechanism slide rail, and a tail frame guide rail sliding table is mounted on the tail frame slide rail; the pay-off mechanism is connected to the lathe bed through the guide rail sliding table and used for paying off; the transmission mechanism is connected to the lathe bed and is used for driving the pay-off mechanism to move horizontally; and the anchoring winding mechanism is arranged on one side of the pay-off mechanism and is used for winding the silk thread into a winding spring. The pay-off mechanism and the anchoring winding mechanism of the micro winding spring winding machine are respectively and independently arranged on the machine body, the pay-off mechanism can select one or more silk threads to pay off according to winding requirements, the adjustable spindle tail frame component is arranged in the anchoring winding mechanism, the position of the main spindle tail frame component can be adjusted according to different lengths of the wound spring, the multiple silk threads can be paid off, anchored and wound simultaneously, the winding efficiency of the wound spring is improved, and the practicability is higher.
Description
Technical Field
The invention relates to a numerical control spring winding machine in the technical field of machine tools, in particular to a micro-fine spring winding machine.
Background
The coil is a component which is widely used, and the micro-winding spring is a special coil. The micro winding spring is a coil formed by winding thin wires with small wire diameters. In the electromechanical industry, the micro-winding spring is mostly applied to manufacturing a small inductance coil, a micro-mechanical coil and the like; in the medical industry, micro-wire wound springs are often used for manufacturing medical guide coils, sleeves and the like. The micro-winding spring plays an increasingly important role in some medical treatment processes, and the medical winding spring requires small wire diameter and no magnetism, which puts higher requirements on equipment for producing the winding spring. The micro spring winding machine is a device for winding micro spring, is different from a common winding machine, has a complex winding process, and particularly has high requirements on winding precision, filament tension control and the like.
The spring winding machine is key equipment for winding the micro-fine wound spring, the production of the micro-fine wound spring machine is concentrated in a few companies at present, the KINECOLI company produces high-precision medical coils, catheter guide wires, pacemaker leads, electronic connector coils and other precision coils used in various industries, and the spring winding machine which is suitable for winding the wound spring with the wire diameter of 0.03mm-2.7mm and has automatic tension compensation and adjustable parameters is researched and developed; MCS company has quantized spring winding machine for manufacturing medical coil, the diameter of the spring winding wire reaches 0.001-0.025 inch; RothGraves corporation produces various models of fully automatic, semi-automatic spring winding machines. Domestic winding machines have some mature products, but the research on a micro-fine spring winding machine is lacked, and equipment capable of realizing the winding of the micro-fine spring winding machine is also unavailable.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a micro spring winding machine which can realize the winding of a plurality of silk threads, can accurately control the tension of the silk threads and the tension of a mandrel respectively, can wind a long-length micro spring and can ensure the stability of winding in work.
The invention provides a micro-fine wound spring winding machine which comprises a machine body, a pay-off mechanism, a transmission mechanism and an anchoring winding mechanism, wherein the machine body is provided with a winding mechanism; wherein the content of the first and second substances,
the machine tool body is provided with a pay-off mechanism slide rail and a tail frame slide rail, a guide rail sliding table is installed on the pay-off mechanism slide rail, and a tail frame guide rail sliding table is installed on the tail frame slide rail;
the pay-off mechanism is connected to the lathe bed through a guide rail sliding table and used for paying off;
the transmission mechanism is connected to the lathe bed and used for driving the pay-off mechanism to move horizontally;
the anchoring winding mechanism is arranged on one side of the pay-off mechanism and used for winding the silk thread into the winding spring.
Further, the paying out mechanism includes:
the sliding frame is connected to the guide rail sliding table;
at least one wire storage wheel installed at the left side of the carriage;
one or more wire guide wheels arranged corresponding to the wire storage wheel are arranged in the middle of the sliding frame;
the wire-combining wheel is arranged at the right lower part of the sliding frame and is used for guiding wires or combining a plurality of strands of silk yarns;
the pay-off wheel is arranged on the right side of the sliding frame and used for guiding the silk thread to one side of the anchoring winding mechanism so as to facilitate winding of the silk thread; and the number of the first and second groups,
locate the first motor at the balladeur train back, first motor is connected with the wire storage wheel through first shaft coupling, and the rotation of drive wire storage wheel realizes initiative unwrapping wire.
Further, when the wire storage wheel and the wire guide wheel are provided with a plurality of wires, the wire doubling wheel is provided with a plurality of corresponding grooves for guiding the stable combination of the plurality of strands of silk yarns.
Furthermore, one or more groups of tension sensor wire coils are arranged in the middle of the sliding frame and used for controlling and adjusting the tension of the wires.
Furthermore, a first correction sheet is arranged between the tension sensor wire coil and the sliding frame and used for adjusting the wire coil guide path of the tension sensor to correspond to each groove of the wire-binding wheel.
Further, the transmission mechanism includes:
a drive screw;
the flange connecting piece is arranged on the transmission screw rod and is used for connecting the pay-off mechanism;
the left side bracket and the right side bracket are connected with the transmission screw rod;
the second motor is arranged at the tail end of the right side bracket and is connected with the transmission screw rod through a second coupler; and the number of the first and second groups,
and the second correction sheet is arranged between the bottom of the left bracket and the lathe bed and is used for adjusting the level of the transmission screw rod.
Further, the anchoring winding mechanism comprises an anchoring part adjacent to the paying-off mechanism, a spindle headstock part connected with the anchoring part and a spindle tailstock part arranged on the other side of the anchoring part; wherein the content of the first and second substances,
the spindle head frame part is fixed on the lathe bed, one end of the spindle head frame part is connected with the anchoring part through a first bearing, and the other end of the spindle head frame part is provided with a third motor;
the anchoring part comprises a first main shaft connected with the main shaft head part, a moving shaft sleeved on the first main shaft, a plurality of anchoring rods arranged on the moving shaft, a plurality of anchoring claws connected to the anchoring rods and the first main shaft and a first centering chuck arranged at the front end of the moving shaft;
the spindle tailstock part is installed on the tailstock guide rail sliding table, a fourth motor is arranged at one end of the spindle tailstock part, the other end of the spindle tailstock part is connected with a second spindle through a second bearing, and a second centering chuck is installed on the second spindle.
Furthermore, a stress sensor is arranged at the bottom of the spindle tail frame component, and one end of the stress sensor is connected with an adjusting screw rod.
Further, a third correction sheet is arranged at the bottom of the spindle headstock part and used for adjusting the level of the anchoring winding mechanism.
Further, the first main shaft and the second main shaft are concentric, and the main shaft center lines of the first main shaft and the second main shaft are parallel to the transmission lead screw center line.
Compared with the prior art, the invention has the following beneficial effects:
the pay-off mechanism and the anchoring winding mechanism of the micro winding spring winding machine are respectively and independently arranged on the machine body, the pay-off mechanism can select one or more silk threads to pay off according to winding requirements, the adjustable spindle tail frame component is arranged in the anchoring winding mechanism, the position of the main spindle tail frame component can be adjusted according to different lengths of the wound spring, the multiple silk threads can be paid off, anchored and wound simultaneously, the winding efficiency of the wound spring is improved, and the practicability is higher.
The winding machine for the micro-fine wound spring is provided with a plurality of anchoring claws for anchoring the wound spring, and is also provided with a first centering chuck and a second centering chuck which are concentric with a shaft, so that the stability of anchoring is kept. The first motor and the second motor run synchronously, so that the paying-off mechanism can move transversely and pay off at the same time stably and accurately, and the winding is tight. The third motor and the fourth motor drive the first main shaft and the second main shaft which are centered to synchronously rotate at a high speed.
A tension sensor is arranged in the pay-off mechanism, and the tension of the silk thread is monitored in real time during pay-off; a stress sensor is arranged at the bottom of the main shaft tail frame part to monitor the internal stress of the wound spring winding mandrel in real time; and the tension of the mandrel can be adjusted through the adjusting screw at the bottom of the main shaft tail frame part, so that stable paying-off and precise winding are ensured.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a general structural view of a fine wound spring winding machine according to an embodiment of the present invention;
fig. 2 is a plan view of a fine wound spring winding machine according to an embodiment of the present invention;
fig. 3 is a position diagram of a pay-off mechanism slide rail and a tail stock slide rail of the micro-wound spring winding machine according to the embodiment of the present invention;
fig. 4 is a structural view of a wire releasing mechanism of the micro-wire wound spring winding machine according to an embodiment of the present invention;
fig. 5 is a side view of a pay-off mechanism of the micro-wire wound spring winding machine according to the embodiment of the present invention;
fig. 6 is a structural view of a transmission mechanism of the fine wound spring winding machine according to the embodiment of the present invention;
fig. 7 is a side view of a driving mechanism of the fine torsion spring winding machine according to the embodiment of the present invention;
fig. 8 is a view showing a structure of a spindle head unit of the fine wound spring winding machine according to the embodiment of the present invention;
fig. 9 is a side view of a spindle head assembly of the fine wound spring winding machine according to an embodiment of the present invention;
fig. 10 is a view showing a configuration of a spindle tail stock of the fine wound spring winding machine according to the embodiment of the present invention;
fig. 11 is a view showing the structure of an anchor member of the fine wound spring winding machine according to the embodiment of the present invention;
in the figure: 1 is a lathe bed, 2 is a paying-off mechanism, 3 is a transmission mechanism, 4 is an anchoring and winding mechanism, 11 is a paying-off mechanism slide rail, 12 is a tailstock slide rail, 13 is a guide rail slide table, 14 is a tailstock guide rail slide table, 21 is a carriage, 22 is a wire storage wheel, 23 is a wire guide wheel, 24 is a wire doubling wheel, 25 is a paying-off wheel, 26 is a first motor, 27 is a first coupler, 28 is a tension sensor wire coil, 29 is a carriage supporting foot, 31 is a transmission lead screw, 32 is a flange connecting piece, 33 is a left side bracket, 34 is a right side bracket, 35 is a second motor, 36 is a second correction sheet, 41 is an anchoring part, 42 is a spindle head bracket part, 43 is a spindle tailstock part, 411 is a first spindle, 412 is a moving shaft, 413 is an anchoring rod, 414 is an anchoring claw, 415 is a first centering chuck, 421 is a first bearing, 422 is a third motor, 423 is a third correction sheet, 431 is a fourth motor, 432 is a second spindle, reference numeral 433 denotes a second centering collet, 434 denotes an adjusting screw, and 435 denotes a stress sensor.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
An embodiment of a fine wound spring winding machine according to the present invention will be described in detail with reference to fig. 1 to 3, in which fig. 1 is a general structural view thereof, fig. 2 is a plan view thereof, and fig. 3 is a position view of a pay-off mechanism slide rail and a tail stock slide rail thereof, and includes: the device comprises a lathe body 1, a pay-off mechanism 2, a transmission mechanism 3, an anchoring and winding mechanism 4, a pay-off mechanism slide rail 11, a tailstock slide rail 12, a guide rail sliding table 13 and a tailstock guide rail sliding table 14; the machine tool body 1 is provided with a pay-off mechanism slide rail 11 and a tail frame slide rail 12, a guide rail sliding table 13 is mounted on the pay-off mechanism slide rail 11, and a tail frame guide rail sliding table 14 is mounted on the tail frame slide rail 12; the pay-off mechanism 2 is connected to the lathe bed 1 through a guide rail sliding table 13 and used for paying off; the transmission mechanism 3 is connected to the lathe bed 1 and used for driving the pay-off mechanism 2 to move horizontally; and the anchoring winding mechanism 4 is arranged on one side of the pay-off mechanism 2 and is used for winding the silk thread into a wound spring.
As shown in fig. 4 and 5, the payout mechanism 2 includes a carriage 21, a wire storage wheel 22, a wire guide wheel 23, a wire bonding wheel 24, a payout wheel 25, and a first motor 26, which are connected by a rail slide table 13. A wire storage wheel 22 is installed at the left side of the carriage 21, a wire guide wheel 23 is installed at the middle of the carriage 21, a wire combining wheel 24 is installed at the lower right side of the carriage 21 for guiding a wire or combining a plurality of wires, and one or more wire releasing wheels 25 are installed at the right side of the carriage 21 for guiding the wire to one side of the anchor winding mechanism 4 to facilitate winding of the wire. The first motor 26 is arranged on the back of the sliding frame 21, is connected with the wire storage wheel 22 through a first coupler 27, and is used for driving the wire storage wheel 22 to rotate so as to realize active wire releasing. When the winding spring to be wound is single-stranded, only one wire guide wheel 23 is needed, and only one wire storage wheel 22 is needed. When the winding spring to be wound is multi-strand, a plurality of wire storage wheels 22 and a plurality of wire guide wheels 23 are correspondingly needed. When the storage wheel 22 and the guide wheel 23 are provided in plural, a plurality of corresponding grooves are provided on the thread-combining wheel 24 for guiding smooth combination of the plurality of strands of the thread.
In some embodiments, the intermediate position of the carriage 21 is also provided with one or more sets of tension sensor coils 28 for controlling and adjusting the tension of the wires. A first correction sheet is arranged between the tension sensor wire coil 28 and the sliding frame 21 and used for adjusting the guide path of the tension sensor wire coil 28 to correspond to each groove of the wire-closing wheel 24. The bottom of the sliding frame 21 is provided with a sliding frame supporting foot 29 matched with the guide rail sliding table 13, and the paying-off mechanism 2 is installed on the guide rail sliding table 13 through the sliding frame supporting foot 29, so that the paying-off mechanism 2 can keep vertical and stable transverse movement.
As shown in fig. 4, the present embodiment is provided with three wire storage wheels 22, three wire guide wheels 23 and three sets of tension sensor coils 28. When the three-wire winding machine is used, the three wires respectively pass through the wire storage wheel 22, the wire guide wheel 23 and the tension sensor wire coil 28, then are respectively wound in the grooves on the wire combining wheel 24, and are combined and then transmitted to the anchoring winding mechanism 4 through the wire releasing wheel 25 to be wound with the winding spring.
As shown in fig. 6 and 7, the transmission mechanism 3 includes a transmission screw 31, a flange connector 32 disposed on the transmission screw 31, a left bracket 33 and a right bracket 34 connected to the transmission screw 31, a second motor 35 disposed at the end of the right bracket 34, and a second correcting blade 36 disposed between the bottom of the left bracket 33 and the bed 1 for adjusting the level of the transmission screw 31. The second motor 35 is connected to the drive screw 31 via a second coupling 37. The flange connecting member 32 is used for connecting the paying-off mechanism 2 so as to enable the paying-off mechanism to horizontally move under the driving of a second motor 35. Wherein, the first motor 26 and the second motor 35 run synchronously, so that the paying-off mechanism 2 can move transversely and pay off at the same time stably and accurately, and the winding is tight.
As shown in fig. 8 to 11, the anchor winding mechanism 4 includes an anchor part 41 adjacent to the paying out mechanism 2, a spindle head part 42 connected to the anchor part 41, and a spindle tail part 43 provided on the other side of the anchor part 41; the spindle head component 42 is fixed on the lathe bed 1, one end of the spindle head component 42 is connected with the anchoring component 41 through a first bearing 421, and the other end of the spindle head component 42 is provided with a third motor 422; the anchoring part 41 includes a first spindle 411 connected to the spindle head part 42, a moving shaft 412 fitted over the first spindle 411, a plurality of anchoring bars 413 mounted on the moving shaft 412, a plurality of anchoring claws 414 connected to the anchoring bars 413 and the first spindle 411, and a first centering chuck 415 mounted at a front end of the moving shaft 412; the main shaft tail frame part 43 is arranged on the tail frame guide rail sliding table 14, one end of the main shaft tail frame part 43 is provided with a fourth motor 431, the other end of the main shaft tail frame part 43 is connected with a second main shaft 432 through a second bearing, and a second centering chuck 433 is arranged on the second main shaft 432. The bottom of the spindle head member 42 is provided with a third correction piece 423 for adjusting the level of the anchor winding mechanism 4.
The axes of the first spindle 411 and the second spindle 432 are kept coincident, and the axes of the first centering collet 415 and the second centering collet 433 are kept horizontal. The moving shaft 412 is polygonal and slides in cooperation with a polygonal guide rail on the first main shaft 411; the angle between the anchoring rod 413 and the horizontal axis is changed through the movement of the moving shaft 412, so that the anchoring claw 414 is opened and closed; a limit nut is arranged at the tail end of the moving shaft 412 and is matched with the thread on the first main shaft 411, so that the anchoring claw 414 can be kept closed when the anchoring part 41 rotates; the first spindle 411 is connected to a third motor 422, which ensures synchronous rotation with the yarn during rotation.
In some embodiments, when the anchoring winding mechanism 4 is assembled, the spindles of the spindle head assembly 42 and the spindle tail assembly 43 are kept horizontal, the drive screw 31 is kept parallel to the spindles of the spindle head assembly 42 and the spindle tail assembly 43, and the third correction piece 423 may be adjusted to be horizontal if necessary. The combined three wires are sequentially passed through the wire storage wheel 22, the wire guide wheel 23, the tension sensor wire coil 28, the wire closing wheel 24 and the wire releasing wheel 25 by the wire releasing mechanism 2, and the wires are guided to the anchoring winding mechanism 4 at the same height of the mandrels of the spindle head frame part 42 and the spindle tail frame part 43 and are manually anchored on the mandrels.
In order to ensure that the anchoring claw 414 can accurately anchor the wound spring, the contact surface of the anchoring claw and the wound spring is designed into a cambered surface, so that the anchoring claw 414 is accurately attached to the wound spring to ensure the stability of anchoring.
When the device works, the position of the spindle tail frame part 43 is adjusted according to the length of a wound spring to be wound, a spindle with a small diameter is fixed by the first centering chuck 415 and the second centering chuck 433, the tension of the spindle is adjusted by the adjusting screw 434 at the bottom of the spindle tail frame part 43, and the combined three silk threads are guided to the anchoring winding mechanism 4 by the paying-off mechanism 2 and are manually anchored on the spindle; the third motor 422 and the fourth motor 431 drive the first spindle 411 and the second spindle 432 which are centered to synchronously rotate at a high speed; the first motor 26 and the second motor 35 drive the paying-off mechanism 2 to stably and accurately perform transverse movement and pay off at the same time. Meanwhile, the stress sensor 435 monitors the internal stress of the mandrel in real time, and the stability of winding is guaranteed.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The above-described preferred features may be used in any combination without conflict with each other.
Claims (10)
1. A micro-fine winding spring winding machine is characterized by comprising a machine body, a paying-off mechanism, a transmission mechanism and an anchoring winding mechanism; wherein the content of the first and second substances,
the machine tool body is provided with a pay-off mechanism slide rail and a tail frame slide rail, a guide rail sliding table is installed on the pay-off mechanism slide rail, and a tail frame guide rail sliding table is installed on the tail frame slide rail;
the pay-off mechanism is connected to the lathe bed through a guide rail sliding table and used for paying off;
the transmission mechanism is connected to the lathe bed and used for driving the pay-off mechanism to move horizontally;
the anchoring winding mechanism is arranged on one side of the pay-off mechanism and used for winding the silk thread into the winding spring.
2. The fine wound spring winding machine according to claim 1, wherein the pay-out mechanism includes:
the sliding frame is connected to the guide rail sliding table;
at least one wire storage wheel installed at the left side of the carriage;
one or more wire guide wheels arranged corresponding to the wire storage wheel are arranged in the middle of the sliding frame;
the wire-combining wheel is arranged at the right lower part of the sliding frame and is used for guiding wires or combining a plurality of strands of silk yarns;
the pay-off wheel is arranged on the right side of the sliding frame and used for guiding the silk thread to one side of the anchoring winding mechanism so as to facilitate winding of the silk thread; and the number of the first and second groups,
locate the first motor at the balladeur train back, first motor through first shaft coupling with the wire storage wheel is connected, the drive the wire storage wheel is rotatory, realizes initiatively paying off.
3. The fine wound spring winding machine according to claim 2, wherein when the storage wheel and the wire guide wheel are provided in plurality, the wire-joining wheel is provided with a plurality of corresponding grooves for guiding smooth joining of the plurality of wires.
4. The fine wound spring winding machine according to claim 2 or 3, wherein one or more sets of tension sensor coils are further provided at intermediate positions of the carriage for controlling and adjusting the tension of the wire.
5. The micro wire winding machine according to claim 4, wherein a first correction fin is provided between the tension sensor spool and the carriage for adjusting the tension sensor spool guide path corresponding to each groove of the wire winding wheel.
6. The fine wound spring winding machine according to claim 1, wherein the transmission mechanism includes:
a drive screw;
the flange connecting piece is arranged on the transmission screw rod and is used for connecting the pay-off mechanism;
the left side bracket and the right side bracket are connected with the transmission screw rod;
the second motor is arranged at the tail end of the right side bracket and is connected with the transmission screw rod through a second coupler; and the number of the first and second groups,
and the second correction sheet is arranged between the bottom of the left bracket and the lathe bed and is used for adjusting the level of the transmission screw rod.
7. The micro wire winding machine according to claim 1, wherein the anchor winding mechanism includes an anchor member adjacent to the wire unwinding mechanism, a spindle headstock member connected to the anchor member, and a spindle tailstock member provided at the other side of the anchor member; wherein the content of the first and second substances,
the spindle head frame part is fixed on the lathe bed, one end of the spindle head frame part is connected with the anchoring part through a first bearing, and the other end of the spindle head frame part is provided with a third motor;
the anchoring part comprises a first main shaft connected with the main shaft head part, a moving shaft sleeved on the first main shaft, a plurality of anchoring rods arranged on the moving shaft, a plurality of anchoring claws connected to the anchoring rods and the first main shaft and a first centering chuck arranged at the front end of the moving shaft;
the spindle tailstock part is installed on the tailstock guide rail sliding table, a fourth motor is arranged at one end of the spindle tailstock part, the other end of the spindle tailstock part is connected with a second spindle through a second bearing, and a second centering chuck is installed on the second spindle.
8. The fine wound spring winding machine according to claim 7, wherein a stress sensor is provided at a bottom of the spindle tail stock member, and one end of the stress sensor is connected to an adjusting screw.
9. The fine wound spring winding machine according to claim 7, wherein the bottom of the spindle head member is provided with a third correction blade for adjusting the level of the anchor winding mechanism.
10. The fine wound spring winding machine according to claim 9, wherein the first spindle and the second spindle are concentric, and the spindle center lines of the first spindle and the second spindle are kept parallel to the drive screw center line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239389.1A CN113976768B (en) | 2021-10-25 | 2021-10-25 | Fine winding spring coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111239389.1A CN113976768B (en) | 2021-10-25 | 2021-10-25 | Fine winding spring coiling machine |
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| CN113976768A true CN113976768A (en) | 2022-01-28 |
| CN113976768B CN113976768B (en) | 2023-05-19 |
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