CN115229083A - Production process of spring for mattress - Google Patents
Production process of spring for mattress Download PDFInfo
- Publication number
- CN115229083A CN115229083A CN202210995797.8A CN202210995797A CN115229083A CN 115229083 A CN115229083 A CN 115229083A CN 202210995797 A CN202210995797 A CN 202210995797A CN 115229083 A CN115229083 A CN 115229083A
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- Prior art keywords
- connecting seat
- rod
- wall
- spring
- limiting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
- A47C27/04—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with spring inlays
- A47C27/06—Spring inlays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F33/00—Tools or devices specially designed for handling or processing wire fabrics or the like
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a production process of a spring for a mattress, which relates to the field of production of springs and comprises a base, a first connecting seat, a second connecting seat, a positioning rod, a transmission mechanism, a servo motor, a first screw rod and a second screw rod; stop gear, first rack, second rack, movable rod, gag lever post. According to the spring tooth material production device, the transmission mechanism and the limiting mechanism are arranged, when the spring is produced and processed, the first connecting seat can limit the material, the second connecting seat gradually keeps away from the first connecting seat, the first connecting seat simultaneously moves and drives the positioning rod to rotate, so that the spring is wound on the outer wall of the positioning rod in a threaded shape, when the first connecting seat moves to a certain position, the spring is formed, the inner cavity of the second connecting seat is separated from the outer wall of the positioning rod due to the fact that the first connecting seat moves continuously, one end of the positioning rod is spaced, and the limiting rod does not limit one end of the spring tooth material any more, so that the spring is produced.
Description
Technical Field
The invention relates to the field of spring production, in particular to a production process of a spring for a mattress.
Background
A spring is a mechanical part that works by elasticity. The parts made of elastic materials deform under the action of external force and recover to the original shape after the external force is removed, and the parts are also used as springs, generally made of spring steel, and the types of the springs are complex and various, and mainly comprise spiral springs, volute springs, plate springs, special springs and the like according to shapes.
The spring for mattress is generally a medium spring, during production, spring steel is fixed on a positioning rod, the positioning rod is moved while rotating the positioning rod, the spring steel is wound on the outer wall of the positioning rod to form a thread shape, and redundant springs are cut off to form the spring.
Disclosure of Invention
The invention aims to: in order to solve the problem that the existing spring processing needs to use a plurality of driving units to match and has larger energy consumption, the production process of the spring for the mattress is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a production process of a spring for a mattress comprises the following steps:
s1, fixing spring steel on a positioning rod through a limiting unit;
s2, winding the spring rod on the positioning rod by starting the driving unit to enable the spring steel to be in a thread shape;
s3, releasing the limit of the threaded spring steel, and cutting the redundant part of the processed spring steel by using a cutting tool;
s4, detecting the strength of the cut spring steel;
the tool used in the steps S1 and S2 comprises a base, wherein a first connecting seat and a second connecting seat are symmetrically arranged at the top end of the base, and one side, close to the second connecting seat, of the outer wall of the first connecting seat is rotatably connected with a positioning rod;
the limiting mechanism is arranged on the outer wall of the first connecting seat and extends to the inner part of the first connecting seat, the limiting mechanism is arranged on the outer wall of the top end of the base and is close to the first rack and the second rack which are distributed at one end of the first connecting seat in a staggered mode, the outer wall tooth blocks of the first rack and the second rack are close to each other, the first rack and the second rack are far away from each other, the limiting mechanism further comprises a movable rod which is arranged in the inner cavity of the first connecting seat in a sliding mode, the outer wall of the first connecting seat is connected with a limiting rod in a rotating mode, and one end of the limiting rod is located in the inner cavity of the movable rod.
As a still further scheme of the invention: the top of base still installs and is used for carrying on spacing third connecting seat to the transport of material, the third connecting seat is located one side of first connecting seat, second connecting seat.
As a still further scheme of the invention: drive mechanism is still including fixing the first straight gear at first lead screw outer wall, drive mechanism is still including the dwang on the base top through installing support lateral sliding connection, the one end of dwang is connected with the gear post, the gear post meshing is at the top outer wall of first straight gear, the passive runner of one end fixedly connected with of gear post, the inner wall at first connecting seat is connected in the rotation of passive runner, the inner chamber of passive runner cup joints the meshing and has the chain.
As a still further scheme of the invention: stop gear is still including rotating the third lead screw of connection at first connecting seat inner wall, the third lead screw runs through the upper and lower both ends of movable rod, the bottom of third lead screw is connected with the second straight-teeth gear, the second straight-teeth gear intermittent type nature with the outer wall of first rack, second rack mesh mutually.
As a still further scheme of the invention: the outer wall of the top end of the base is provided with a sliding groove matched with the transverse moving track of the bottom end protruding parts of the first connecting seat and the second connecting seat, and the transverse sliding groove is used for limiting the moving direction of the first connecting seat and the second connecting seat.
As a still further scheme of the invention: the inner walls of the bottom protruding parts of the first connecting seat and the second connecting seat are provided with threads for matching the outer walls of the first screw rod and the second screw rod, and the threads of the outer walls of the first screw rod and the second screw rod are in opposite states.
As a still further scheme of the invention: the inner wall of the first connecting seat is provided with a groove matched with the rotating track of the positioning rod, and the chain is meshed with the positioning rod in a sleeved mode through a chain wheel.
As a still further scheme of the invention: the outer wall of the movable rod is in an inverted h-shaped structure, the outer wall of the limiting rod is in an F-shaped structure, and the outer wall of the limiting rod is matched with the inner cavity of the movable rod.
As a still further scheme of the invention: the utility model discloses a spacing pole, including the guide pin, the guide pin is equipped with the guide pin, the inner wall of movable rod seted up with third lead screw outer wall screw thread assorted thread groove, the outer wall of first connecting seat seted up with the gag lever post rotation orbit assorted rotation groove, the inner chamber upper portion that rotates the groove separately is equipped with the inclined plane groove, the inner wall of locating lever seted up with gag lever post one end bulge vertical movement orbit assorted recess, two bulges of one end of movable rod are big-end-up's state, the inner chamber of movable rod is identical with the one end of gag lever post.
Compared with the prior art, the invention has the beneficial effects that:
through setting up drive mechanism, stop gear, can produce the spring again and add man-hour, the removal of first connecting seat can carry on spacingly to the material, and first connecting seat is kept away from gradually to the second connecting seat, drive the locating lever and rotate when first connecting seat removes simultaneously, thereby make the outer wall of spring winding at the locating lever be the screw thread form, when first connecting seat removes a certain position, the spring shaping, and the continuation of first connecting seat removes the outer wall that also will make the inner chamber of second connecting seat and locating lever and break away from, and there is one end distance, and the gag lever post no longer carries on spacingly to the one end of spring tooth material, thereby accomplish the production of spring, drive unit has been reduced, and can relieve the spacing to locating lever and spring automatically.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged view of a portion of the present invention at A;
FIG. 3 is a schematic structural diagram of the transmission mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of the present invention at B;
FIG. 5 is a schematic structural view of a spacing mechanism of the present invention;
FIG. 6 is a schematic structural view of a stop lever according to the present invention;
FIG. 7 is a schematic view of the distribution structure of the first rack and the second rack of the present invention;
fig. 8 is a schematic view of the structure of the internal rotation slot of the first connecting seat according to the present invention.
In the figure: 1. a base; 2. a first connecting seat; 3. a second connecting seat; 4. a third connecting seat; 5. positioning a rod; 6. a transmission mechanism; 601. a servo motor; 602. a first lead screw; 603. a first straight gear; 604. rotating the rod; 605. a gear post; 606. a passive rotating wheel; 607. a chain; 608. a second lead screw; 7. a limiting mechanism; 701. a first rack; 702. a second rack; 703. a third screw rod; 704. a second spur gear; 705. a movable rod; 706. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 8, in an embodiment of the present invention, a production process of a spring for a mattress includes the following steps:
s1, fixing spring steel on a positioning rod through a limiting unit;
s2, winding the spring rod on the positioning rod by starting the driving unit to enable the spring steel to be in a thread shape;
s2, releasing the limit of the threaded spring steel, and cutting the redundant part of the processed spring steel by using a cutting tool;
s2, detecting the strength of the cut spring steel;
the tool used in the steps S1 and S2 comprises a base 1, a first connecting seat 2 and a second connecting seat 3 are symmetrically arranged at the top end of the base 1, and one side, close to the second connecting seat 3, of the outer wall of the first connecting seat 2 is rotatably connected with a positioning rod 5;
the limiting mechanism 7 is arranged on the outer wall of the first connecting seat 2 and extends to the inside of the first connecting seat 2, the limiting mechanism 7 comprises a first rack 701 and a second rack 702 which are arranged on the outer wall of the top end of the base 1 and are close to one end of the first connecting seat 2 in a staggered manner, outer wall tooth blocks of the first rack 701 and the second rack 702 are close to each other, the first rack 701 and the second rack 702 are far away from each other, the limiting mechanism 7 further comprises a movable rod 705 which is arranged in the inner cavity of the first connecting seat 2 in a sliding manner, the outer wall of the first connecting seat 2 is connected with a limiting rod 706 in a rotating manner, and one end of the limiting rod 706 is positioned in the inner cavity of the movable rod 705;
the top end of the base 1 is also provided with a third connecting seat 4 for limiting the conveying of materials, and the third connecting seat 4 is positioned on one side of the first connecting seat 2 and one side of the second connecting seat 3;
the top end outer wall of the base 1 is provided with a sliding groove matched with the transverse moving track of the bottom end protruding parts of the first connecting seat 2 and the second connecting seat 3, and the transverse sliding groove is used for limiting the moving direction of the first connecting seat 2 and the second connecting seat 3.
In this embodiment: when the device is used, one end of the spring steel is pulled out from the limiting position of the third connecting seat 4, so that one end of the spring steel enters the end inner cavity of the limiting rod 706, when the servo motor 601 is started, the servo motor 601 works to drive the first lead screw 602 and the second lead screw 608 to rotate, the first lead screw 602 and the second lead screw 608 rotate to drive the first connecting seat 2 and the second connecting seat 3 to be away from each other, and meanwhile, the transmission parts of the transmission mechanism 6 are driven to work, so that the positioning rod 5 rotates, the spring steel is wound on the outer wall of the positioning rod 5, the first connecting seat 2 is in the moving process, the transmission assembly of the limiting mechanism 7 is in contact with the second rack 702, the movable rod 705 moves downwards, the limiting rod 706 is driven to synchronously move downwards, and the spring steel clamped in the inner cavity of the limiting rod 706 is limited.
Please refer to fig. 2-8, the transmission mechanism 6 further includes a first straight gear 603 fixed on the outer wall of the first lead screw 602, the transmission mechanism 6 further includes a rotating rod 604 connected to the top end of the base 1 through a mounting bracket in a transverse sliding manner, one end of the rotating rod 604 is connected with a gear column 605, the gear column 605 is engaged with the outer wall of the top end of the first straight gear 603, one end of the gear column 605 is fixedly connected with a driven rotating wheel 606, the driven rotating wheel 606 is rotatably connected to the inner wall of the first connecting base 2, and the inner cavity of the driven rotating wheel 606 is engaged with a chain 607 in a sleeved manner;
the limiting mechanism 7 further comprises a third screw rod 703 rotatably connected to the inner wall of the first connecting seat 2, the third screw rod 703 penetrates through the upper end and the lower end of the movable rod 705, the bottom end of the third screw rod 703 is connected with a second straight gear 704, and the second straight gear 704 is intermittently meshed with the outer walls of the first rack 701 and the second rack 702.
In this embodiment: one end of the spring steel is pulled out from the limit position of the third connecting seat 4, so that one end of the spring steel enters the end inner cavity of the limit rod 706, when the servo motor 601 is started, the servo motor 601 works to drive the first lead screw 602 and the second lead screw 608 to rotate, the first lead screw 602 and the second lead screw 608 rotate to drive the first connecting seat 2 and the second connecting seat 3 to be away from each other and simultaneously drive the rotating rod 604 serving as a transmission part of the transmission mechanism 6 to rotate, the first straight gear 603 rotates to drive the gear column 605, the rotating rod 604 and the driven rotating wheel 606 to synchronously rotate, the driven rotating wheel 606 rotates to drive the chain 607 to transmit torque to the sprocket on the outer wall of the positioning rod 5, the positioning rod 5 is driven to rotate, thereby the spring steel is wound on the outer wall of the positioning rod 5, and in the moving process of the first connecting seat 2, the second straight gear 704 serving as a transmission component of the limit mechanism 7 is in contact with the second rack 702, the second spur gear 704 rotates under the external thrust, the second spur gear 704 rotates to drive the third screw rod 703 to rotate, thereby driving the movable rod 705 to move downwards along the outer wall of the third screw rod 703, thereby driving the limit rod 706 to move downwards synchronously, the outer wall of the limit rod 706 contacts with the inclined plane groove at the upper part of the rotating groove on the inner wall of the first connecting seat 2, so that the limit rod 706 moves downwards to enter the rotating groove, meanwhile, the end inner cavity of the movable rod 705 is also filled to the gap position of the rotating groove, so that the limit rod 706 rotates, thereby limiting the spring steel clamped in the inner cavity of the limit rod 706, when the spring steel in the limiting cavity of the third connecting seat 4 is about to separate from the third connecting seat 4 after the spring steel is wound, at the moment, the vibration generated by the spring steel is absorbed by the second connecting seat 3, and the first connecting seat 2 is added, the stability of the positioning rod 5, and at the same time, the second connecting seat 3 will also be separated from the outer wall of the positioning rod 5, and the continuous operation of the first lead screw 602 and the second lead screw 608 will also make the first connecting seat 2 and the second connecting seat 3 continue to be away from each other until a gap enough for taking out a product appears between the positioning rod 5 and the second connecting seat 3, and at this time, the second spur gear 704 will also contact with the first rack 701, because the tooth blocks on the first rack 701 and the second rack 702 are symmetrically distributed, the thrust force received by the second spur gear 704 at this time is opposite to the thrust force direction from the second rack 702, and the limiting rod 706 will also enter the inner cavity of the end portion of the movable rod in the last rotation of the last circle, and because two convex portions at one end of the movable rod 705 are in a structure with a large upper portion and a small portion, the lower convex portion of the movable rod 705 will give an upward thrust force to the limiting rod 706 when the movable rod 705 moves upward, so that the limiting rod 706 rotates along the inner cavity 705 of the movable rod 706, until the movable rod 706 moves upward to reset, thereby releasing the limiting of the end portion of the spring steel.
Please refer to fig. 2-8, the inner walls of the bottom protrusions of the first connecting seat 2 and the second connecting seat 3 are provided with threads for matching the outer walls of the first lead screw 602 and the second lead screw 608, the threads of the outer walls of the first lead screw 602 and the second lead screw 608 are in an opposite state, the inner wall of the first connecting seat 2 is provided with a groove matching the rotation track of the positioning rod 5, and the chain 607 is engaged with the positioning rod 5 through the chain wheel.
In this embodiment: after the spring rod winding processing is completed, the spring steel positioned in the limiting cavity of the third connecting seat 4 is separated from the transmission mechanism 6, the vibration generated by the spring steel is absorbed by the second connecting seat 3, the stability of the first connecting seat 2 and the positioning rod 5 is increased, meanwhile, the second connecting seat 3 is also separated from the outer wall of the positioning rod 5, and the continuous work of the first lead screw 602 and the second lead screw 608 also enables the first connecting seat 2 and the second connecting seat 3 to continue to be kept away until a gap enough for taking out a product appears between the positioning rod 5 and the second connecting seat 3.
Please refer to fig. 2-8, the outer wall of the movable rod 705 is in a "h-h" shape, the outer wall of the limiting rod 706 is in an "F" shape, the outer wall of the limiting rod 706 is matched with the inner cavity of the movable rod 705, the inner wall of the movable rod 705 is provided with a thread groove matched with the thread of the outer wall of the third lead screw 703, the outer wall of the first connecting seat 2 is provided with a rotating groove matched with the rotating track of the limiting rod 706, the upper part of the inner cavity of the rotating groove is separately provided with a slope groove, the inner wall of the positioning rod 5 is provided with a groove matched with the vertical moving track of the protruding part at one end of the limiting rod 706, two protruding parts at one end of the movable rod 705 are in a big-up and small-down state, and the inner cavity of the movable rod 705 is matched with one end of the limiting rod 706.
In this embodiment: when the second spur gear 704 contacts the first rack 701, because the tooth blocks on the first rack 701 and the second rack 702 are symmetrically distributed, at this time, the thrust force applied to the second spur gear 704 is opposite to the thrust force from the second rack 702, and the outer wall of the limit rod 706 will enter the inner cavity of the end portion of the movable rod 705 in the last rotation of the last circle, because two convex portions at one end of the movable rod 705 are of a structure with a large upper part and a small lower part, when the movable rod 705 moves upwards, the lower convex portion of the movable rod 705 will give an upward thrust force to the limit rod 706, so that the limit rod 706 rotates along the inner cavity of the movable rod 705 until the movable rod 705 moves upwards to drive the limit rod 706 to reset, and the limit on the end portion of the spring steel is released.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (9)
1. A production process of springs for mattresses comprises the following steps:
s1, fixing spring steel on a positioning rod through a limiting unit;
s2, winding the spring rod on the positioning rod by starting the driving unit to enable the spring steel to be in a thread shape;
s2, releasing the limit of the threaded spring steel, and cutting the redundant part of the processed spring steel by using a cutting tool;
s2, detecting the strength of the cut spring steel;
the tool used in the steps S1 and S2 comprises a base (1), wherein a first connecting seat (2) and a second connecting seat (3) are symmetrically installed at the top end of the base (1), one side, close to the second connecting seat (3), of the outer wall of the first connecting seat (2) is rotatably connected with a positioning rod (5), the tool is characterized in that a transmission mechanism (6) is installed inside the base (1) and extends into the first connecting seat (2), the transmission mechanism (6) comprises a servo motor (601) installed inside the base (1), the output end of the servo motor (601) is connected with a first lead screw (602) penetrating through a bottom end protruding portion of the first connecting seat (2), and one end of the first lead screw (602) is connected with a second lead screw (608) penetrating through a bottom end protruding portion of the second connecting seat (3);
the limiting mechanism (7) is arranged on the outer wall of the first connecting seat (2) and extends to the inner part of the first connecting seat (2), the limiting mechanism (7) is arranged on the outer wall of the top end of the base (1) and is close to a first rack (701) and a second rack (702) which are distributed at one end of the first connecting seat (2) in a staggered mode, outer wall tooth blocks of the first rack (701) and the second rack (702) are close to each other, the first rack (701) and the second rack (702) are far away from each other, the limiting mechanism (7) further comprises a movable rod (705) which is arranged in the inner cavity of the first connecting seat (2) in a sliding mode, a limiting rod (706) is connected to the outer wall of the first connecting seat (2) in a rotating mode, and one end of the limiting rod (706) is located in the inner cavity of the movable rod (705).
2. The production process of the spring for the mattress according to claim 1, wherein a third connecting seat (4) for limiting the conveying of materials is further installed at the top end of the base (1), and the third connecting seat (4) is located on one side of the first connecting seat (2) and one side of the second connecting seat (3).
3. The production process of the spring for the mattress according to claim 1, wherein the transmission mechanism (6) further comprises a first straight gear (603) fixed on the outer wall of the first lead screw (602), the transmission mechanism (6) further comprises a rotating rod (604) transversely and slidably connected to the top end of the base (1) through a mounting bracket, one end of the rotating rod (604) is connected with a gear column (605), the gear column (605) is engaged with the outer wall of the top end of the first straight gear (603), one end of the gear column (605) is fixedly connected with a driven rotating wheel (606), the driven rotating wheel (606) is rotatably connected to the inner wall of the first connecting seat (2), and an inner cavity of the driven rotating wheel (606) is sleeved and engaged with a chain (607).
4. The production process of the spring for the mattress as claimed in claim 1, wherein the limiting mechanism (7) further comprises a third lead screw (703) rotatably connected to the inner wall of the first connecting seat (2), the third lead screw (703) penetrates through the upper end and the lower end of the movable rod (705), the bottom end of the third lead screw (703) is connected with a second straight gear (704), and the second straight gear (704) is intermittently meshed with the outer walls of the first rack (701) and the second rack (702).
5. The production process of the spring for the mattress according to claim 1, wherein the outer wall of the top end of the base (1) is provided with a sliding groove matched with the transverse moving track of the bottom end convex part of the first connecting seat (2) and the second connecting seat (3), and the transverse sliding groove is used for limiting the moving direction of the first connecting seat (2) and the second connecting seat (3).
6. The production process of a spring for a mattress according to claim 1, wherein the inner walls of the bottom end convex parts of the first connecting seat (2) and the second connecting seat (3) are provided with threads for matching the outer walls of the first lead screw (602) and the second lead screw (608), and the threads of the outer walls of the first lead screw (602) and the second lead screw (608) are in opposite states.
7. The production process of the spring for the mattress according to claim 3, wherein the inner wall of the first connecting seat (2) is provided with a groove matched with the rotation track of the positioning rod (5), and the chain (607) is engaged with the positioning rod (5) through a chain wheel in a sleeved mode.
8. The production process of the spring for the mattress according to claim 1, wherein the outer wall of the movable rod (705) is in an inverted h-shaped structure, the outer wall of the limiting rod (706) is in an F-shaped structure, and the outer wall of the limiting rod (706) is matched with the inner cavity of the movable rod (705).
9. The production process of the spring for the mattress according to claim 1, wherein a thread groove matched with the thread of the outer wall of the third screw rod (703) is formed in the inner wall of the movable rod (705), a rotating groove matched with the rotating track of the limiting rod (706) is formed in the outer wall of the first connecting seat (2), an inclined plane groove is separately formed in the upper portion of an inner cavity of the rotating groove, a groove matched with the vertical moving track of the protruding portion at one end of the limiting rod (706) is formed in the inner wall of the positioning rod (5), two protruding portions at one end of the movable rod (705) are in a large-end-up state, and the inner cavity of the movable rod (705) is matched with one end of the limiting rod (706).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210995797.8A CN115229083A (en) | 2022-08-19 | 2022-08-19 | Production process of spring for mattress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210995797.8A CN115229083A (en) | 2022-08-19 | 2022-08-19 | Production process of spring for mattress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115229083A true CN115229083A (en) | 2022-10-25 |
Family
ID=83681922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210995797.8A Pending CN115229083A (en) | 2022-08-19 | 2022-08-19 | Production process of spring for mattress |
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| Country | Link |
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| CN (1) | CN115229083A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000836A (en) * | 2023-10-07 | 2023-11-07 | 厦门立洲精密科技股份有限公司 | Die for spring machining |
-
2022
- 2022-08-19 CN CN202210995797.8A patent/CN115229083A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000836A (en) * | 2023-10-07 | 2023-11-07 | 厦门立洲精密科技股份有限公司 | Die for spring machining |
| CN117000836B (en) * | 2023-10-07 | 2023-12-22 | 厦门立洲精密科技股份有限公司 | Die for spring machining |
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