CN217990801U - Promote orthopedic frock of torsional spring manufacturing accuracy - Google Patents

Abstract

The utility model discloses a shape righting tool for improving the manufacturing precision of a torsional spring, which comprises an installation base and a fixed wheel disc; the mounting base comprises a base main body, a feeding boss and a discharging boss, wherein the feeding boss and the discharging boss are respectively arranged at the front part and the rear part of the base main body, and the feeding boss and the discharging boss are both protruded out of the base main body leftwards; the feeding boss is provided with a feeding hole which is communicated along the front-back direction, and the discharging boss is provided with a discharging hole which is communicated along the front-back direction; the lower part on the right side of the fixed wheel disc is fixedly connected with the base main body, the fixed wheel disc comprises a wheel disc body and N limiting assemblies, the N limiting assemblies are arranged on the left side of the wheel disc body at intervals along the circumferential direction, the N limiting assemblies are provided with limiting channels which are communicated along the circumferential direction, and N is larger than or equal to 3. The utility model discloses can be applied to the torsional spring processing, can improve the manufacturing accuracy of torsional spring.

Description

Shape correcting tool for improving torsional spring manufacturing precision

Technical Field

The utility model relates to a frock is made to the torsional spring, concretely relates to promote orthopedic frock of torsional spring manufacturing accuracy.

Background

For making things convenient for the storing, the storing box that designs more in the automotive interior part increases storing space, and the storing box passes through the torsional spring both ends arm of force and is connected with peripheral part, and at the switch in-process, there is torsion in torsional spring itself, and there is the swing in the spring coil simultaneously, and the swing range is too big, can cause torsional spring and peripheral part to interfere to lead to storing box switch jamming, abnormal sound scheduling problem, consequently guarantee the swing range and reduce the key of storing box functional failure. The swing amplitude is affected by the structure of the torsion spring, the design reserved space and the manufacturing precision of the spring. In the prior art, the torsion spring is processed by the following steps: after being uncoiled, the steel wire coil is conveyed to a wire bending machine through a plurality of pairs of horizontal idler wheels, and a clamping head of the wire bending machine conveys and rotates the steel wire to be matched with different tool bits to act so as to realize the bending, coiling and cutting of the steel wire and manufacture the torsion spring. In the process, the steel wire processed by the chuck rotates, bends and winds to generate torsional stress on the steel wire subsequently entering the wire bending machine, so that the whole manufacturing process of the torsion spring is influenced by the stress to generate torsional deformation with different degrees, and the manufacturing precision of the torsion spring is greatly reduced after the torsion spring is cut off.

CN109332558A discloses a high-speed spring coiling machine of low noise type, including wallboard and the wire feeding mechanism, pitch adjustment mechanism, shutdown mechanism, the reducing mechanism of installing on the wallboard, the wallboard is the integral type C font structure that comprises curb plate one, curb plate two and curb plate three, and the wire feeding mechanism includes and send the spool, send the spool down on, send the spool on with send the spool down and be parallel with lateral wall two, and run through curb plate one and curb plate three, send the spool down and send the line motor linkage to be connected, send the spool down, send the spool on and overlap respectively and be equipped with the wire feeding gear, and two wire feeding gears intermeshing. The low-noise high-speed spring coiling machine can be applied to spring processing and has the advantages of accurate transmission, small installation error, good concentricity and the like.

CN201693098U discloses a rotary machine head type wire bending machine, which comprises a frame, a feeding mechanism, a fixed die holder and a crank mechanism, wherein the feeding mechanism, the fixed die holder and the crank mechanism are installed on the frame, a straightening device and a feeding device are arranged on the frame, a conveying end of the feeding device is connected with a rotating device, a driven gearwheel arranged on the rotating device is engaged with a driving pinion connected to the frame, and a wheel shaft of the driving pinion is connected with an output shaft of a motor fixed on the frame to realize power transmission; and the end face of the rotating device is connected with a headstock, the headstock is provided with a crank mechanism, a shearing device and a supporting die, and the crank mechanism and the shearing device are matched with the supporting die to realize bending and shearing of the wire. The wire bending machine is characterized in that a motor outputs power, a driving pinion drives a driven large gear, a rotary joint and a headstock to rotate, the headstock does rotary motion relative to a wire rod, continuous processing is realized by matching with a feeding mechanism, and the flexibility of equipment is improved.

Needless to say, the technical solutions disclosed in the above two patent documents are a useful attempt in the technical field.

Disclosure of Invention

In view of this, the utility model aims to provide a promote orthopedic frock of torsional spring manufacturing accuracy can be applied to torsional spring processing, can reduce the steel wire that is processed by the chuck and produce torsional stress to the steel wire of follow-up entering wire bending machine, prevents that the steel wire of follow-up entering wire bending machine from appearing torsional deformation to can improve the manufacturing accuracy of torsional spring.

The utility model provides a shape righting tool for improving torsional spring manufacturing precision, which comprises an installation base and a fixed wheel disc; the mounting base comprises a base main body, a feeding boss and a discharging boss, wherein the feeding boss and the discharging boss are respectively arranged at the front part and the rear part of the base main body, and the feeding boss and the discharging boss are both protruded out of the base main body leftwards; the feeding boss is provided with a feeding hole which is communicated along the front-back direction, and the discharging boss is provided with a discharging hole which is communicated along the front-back direction; the lower part on the right side of the fixed wheel disc is fixedly connected with the base main body, the fixed wheel disc comprises a wheel disc body and N limiting assemblies, the N limiting assemblies are arranged on the left side of the wheel disc body at intervals along the circumferential direction, the N limiting assemblies are provided with limiting channels which are communicated along the circumferential direction, and N is larger than or equal to 3.

Further, the axis of the discharge hole coincides with the axis of the feed hole.

Further, N spacing subassembly sets up along circumference equidistant on the left side of wheel disk body.

Furthermore, the N limiting assemblies comprise a first limiting assembly and N-1 second limiting assemblies, the N-1 second limiting assemblies are arranged above the first limiting assembly, the first limiting assembly is provided with two limiting channels at intervals along the left-right direction, and the second limiting assembly is provided with one limiting channel.

Further, the first limiting assembly comprises two first roller bodies which are sequentially arranged along the radial direction of the roller disc body, wherein a first limiting groove and a second limiting groove are formed in each first roller body at intervals along the left-right direction, the first limiting grooves are corresponding in position, and the second limiting grooves are corresponding in position.

Furthermore, N-1 second limiting assemblies respectively comprise two second roller bodies which are sequentially arranged along the radial direction of the roller disc body, third limiting grooves are formed in the two second roller bodies, and the positions of the two third limiting grooves correspond to each other.

Furthermore, a plurality of weight-reducing through grooves are formed in the fixed wheel disc.

The beneficial effects of the utility model are that: the utility model discloses can be applied to torsional spring processing, set up before the silk machine that bends during the use to can be connected this orthopedic frock with external drive equipment, external drive equipment can drive this orthopedic frock and use the axis of discharge opening and the axis of feed port as rotation axis. When the torsion spring is processed, in the process of processing the steel wire by a chuck of the wire bending machine, the steel wire processed by the chuck rotates, and torsional stress is generated on the subsequent steel wire entering the wire bending machine during bending and winding, at the moment, the external driving equipment can drive the correcting tool to rotate by taking the axis of the discharge hole and the axis of the feed hole as rotating shafts, the rotating direction is matched with the rotating direction of the chuck of the wire bending machine, the correcting tool can drive the steel wire to rotate while rotating, the torsional stress generated on the subsequent steel wire entering the wire bending machine by the steel wire processed by the chuck can be reduced, the subsequent steel wire entering the wire bending machine is prevented from being subjected to torsional deformation, and therefore the manufacturing precision of the torsion spring can be improved.

Drawings

In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:

FIG. 1 is a schematic view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a top view of the present invention.

The drawings are numbered as follows: 1-mounting base, 11-base body, 12-feeding boss, 121-feeding hole, 13-discharging boss, 131-discharging hole, 2-fixed wheel disc, 21-wheel disc body, 22-first limiting component, 221-first limiting groove, 222-second limiting groove, 23-second limiting component, 231-third limiting groove, 24-weight-reducing through groove and 3-steel wire.

Detailed Description

As shown in fig. 1 to 4, the shape righting tool for improving the manufacturing accuracy of the torsion spring in the embodiment includes an installation base 1 and a fixed wheel disc 2; the mounting base 1 comprises a base main body 11, a feeding boss 12 and a discharging boss 13, wherein the feeding boss 12 and the discharging boss 13 are respectively arranged at the front part and the rear part of the base main body 11, and the feeding boss 12 and the discharging boss 13 are both protruded out of the base main body 11 leftwards; the feeding boss 12 is provided with a feeding hole 121 which is through in the front-back direction, and the discharging boss 13 is provided with a discharging hole 131 which is through in the front-back direction; the lower part on the right side of fixed rim plate 2 and base main part 11 fixed connection, fixed rim plate 2 includes wheel disk body 21 and a N spacing subassembly, and a N spacing subassembly sets up on the left side of wheel disk body 21 along the circumference interval, all is provided with the spacing passageway that link up along circumference on a N spacing subassembly, and wherein N is greater than or equal to 3, and preferred N =6. In this embodiment, the axis of the discharge hole 131 coincides with the axis of the feed hole 121. In this embodiment, the N limiting assemblies include a first limiting assembly 22 and N-1 second limiting assemblies 23, the N-1 second limiting assemblies 23 are all located above the first limiting assembly 22, two limiting channels are arranged on the first limiting assembly 22 at intervals along the left-right direction, and one limiting channel is arranged on the second limiting assembly 23.

When the tool is used, the shape correcting tool is arranged in front of the wire bending machine and is connected with external driving equipment, and the external driving equipment can drive the shape correcting tool to rotate by taking the axis of the discharge hole 131 and the axis of the feed hole 121 as rotating shafts. The processing steps of the torsion spring are as follows: after being uncoiled, the steel wire 3 is conveyed to the straightening tool through a plurality of pairs of horizontal rollers, the steel wire 3 penetrates through the feeding hole 121 and enters one limiting channel on the first limiting component 22, then sequentially penetrates through the limiting channels on the five second limiting components 23 and enters the other limiting channel on the first limiting component 22, and finally penetrates through the discharge hole 131 and enters the wire bending machine, the wire bending machine chuck conveys the steel wire 3, the steel wire 3 is bent, wound and cut off by matching with different tool bits, so that a torsion spring is manufactured, in the process of machining the steel wire 3 by the chuck of the wire bending machine, the steel wire 3 machined by the chuck rotates, and generates torsional stress on the steel wire 3 subsequently entering the wire bending machine during bending and winding, at the moment, an external driving device can drive the straightening tool to rotate by taking the axis of the discharge hole 131 and the axis of the feeding hole 121 as rotating shafts, the rotating direction is matched with the rotating direction of the chuck of the wire bending machine, the straightening tool can drive the steel wire 3 to rotate, the steel wire 3 machined by the chuck can be reduced, the steel wire 3 subsequently entering the wire bending machine can be prevented from generating torsional stress, and the torsional deformation of the steel wire 3 subsequently, and the torsional precision of the torsion spring can be improved.

In this embodiment, the N limit assemblies are arranged on the left side of the wheel disc body 21 at equal intervals along the circumferential direction. N =6, therefore, the distance between two adjacent limiting assemblies is equal, the central angle of the two adjacent limiting assemblies is 60 °, the overall shape of the steel wire 3 passing through each limiting channel is similar to a circle, and the steel wire 3 can be prevented from being bent when passing through each limiting channel. After the steel wire 3 enters from the feeding hole 121 and is wound for a circle on the fixed wheel disc 2, the steel wire enters the wire bending machine through the discharging hole 131, and the shape correcting tool can drive the steel wire 3 to rotate together. Feeding boss 12 and ejection of compact boss 13 bulge left in base main part 11, and the wheel disk body 21 is connected with base main part 11 to spacing subassembly sets up in the left side of wheel disk body 21, can guarantee that feed port 121, discharge opening 131 and a plurality of spacing passageway are in the ascending position of left and right sides approximate correspondence.

In this embodiment, the first position-limiting component 22 includes two first roller bodies sequentially arranged along the radial direction of the roller body 21, the two first roller bodies are respectively provided with a first position-limiting groove 221 and a second position-limiting groove 222 at intervals along the left-right direction, the positions of the two first position-limiting grooves 221 correspond to each other, the two first position-limiting grooves 221 are combined to form one of the position-limiting channels on the first position-limiting component 22, the positions of the two second position-limiting grooves 222 correspond to each other, and the two second position-limiting grooves 222 are combined to form the other position-limiting channel on the first position-limiting component 22. In this embodiment, each of the N-1 second limiting assemblies 23 includes two second roller bodies sequentially arranged along the radial direction of the roller body 21, each of the two second roller bodies is provided with a third limiting groove 231, the positions of the two third limiting grooves 231 correspond to each other, and the two third limiting grooves 231 are combined to form a limiting channel on the second limiting assembly 23. The steel wire 3 firstly passes through the limiting channel formed by the second limiting grooves 222 on the first roller body, then sequentially passes through the limiting channel formed by the third limiting grooves 231 of the second roller bodies, and finally passes through the limiting channel formed by the first limiting grooves 221 on the first roller body, the first limiting grooves 221 and the second limiting grooves 222 can prevent the steel wire 3 from being in contact abrasion during movement, the first limiting grooves 221, the second limiting grooves 222 and the third limiting grooves 231 can prevent the steel wire 3 from being separated, the first roller body and the second roller body can rotate, and the friction force generated during movement of the steel wire 3 can be reduced.

In this embodiment, the fixed disk 2 is provided with a plurality of weight-reducing through grooves 24. External drive equipment need drive installation base 1 and fixed rim plate 2 and rotate together, can reduce the weight of fixed rim plate 2 through setting up a plurality of heavy logical grooves 24 that subtract, can reduce external drive equipment's energy consumption.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (7)

1. The utility model provides a promote orthopedic frock of torsional spring manufacturing accuracy which characterized in that: comprises a mounting base (1) and a fixed wheel disc (2); the mounting base (1) comprises a base main body (11), a feeding boss (12) and a discharging boss (13), wherein the feeding boss (12) and the discharging boss (13) are respectively arranged at the front part and the rear part of the base main body (11), and the feeding boss (12) and the discharging boss (13) are both protruded out of the base main body (11) leftwards; the feeding boss (12) is provided with a feeding hole (121) which is communicated along the front-back direction, and the discharging boss (13) is provided with a discharging hole (131) which is communicated along the front-back direction; the lower part of the right side of the fixed wheel disc (2) is fixedly connected with the base main body (11), the fixed wheel disc (2) comprises a wheel disc body (21) and N limiting assemblies, the N limiting assemblies are arranged on the left side of the wheel disc body (21) at intervals along the circumferential direction, the N limiting assemblies are provided with limiting channels which are communicated along the circumferential direction, and N is larger than or equal to 3.

2. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 1, characterized in that: the axis of the discharge hole (131) coincides with the axis of the feed hole (121).

3. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 1, characterized in that: n limit component along the equidistant setting of circumference on the left side of wheel disk body (21).

4. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 1, characterized in that: n spacing subassembly includes a first spacing subassembly (22) and N-1 spacing subassembly of second (23), and N-1 spacing subassembly of second (23) all is located the top of first spacing subassembly (22), be provided with two along left right direction interval on first spacing subassembly (22) spacing passageway, be provided with one on second spacing subassembly (23) spacing passageway.

5. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 4, characterized in that: the first limiting assembly (22) comprises two first roller bodies which are sequentially arranged along the radial direction of the roller body (21), wherein a first limiting groove (221) and a second limiting groove (222) are formed in each first roller body along the left-right direction at intervals, the positions of the first limiting grooves (221) are corresponding, and the positions of the second limiting grooves (222) are corresponding.

6. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 5, characterized in that: n-1 the second limiting assemblies (23) comprise two second roller bodies which are sequentially arranged along the radial direction of the roller body (21), third limiting grooves (231) are formed in the two second roller bodies, and the positions of the third limiting grooves (231) are corresponding to each other.

7. The orthopedic frock of promotion torsional spring manufacturing accuracy of claim 1, characterized in that: and the fixed wheel disc (2) is provided with a plurality of weight-reducing through grooves (24).

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