CN213701248U - Lubricating powder clamping device - Google Patents

Abstract

The utility model relates to a lubricating powder clamping device, including first centre gripping main part and second centre gripping main part, first centre gripping main part is through first torsional spring connection with the upper portion of second centre gripping main part, second torsional spring connection is passed through with the lower part of second centre gripping main part to first centre gripping main part, the lower part of first centre gripping main part and second centre gripping main part is equipped with rotatable wire feeding wheel respectively, wire feeding wheel in the first centre gripping main part and the crisscross distribution of wire feeding wheel in the second centre gripping main part, wire feeding wheel both ends are equipped with the boss respectively, the inside sunken recess that forms of boss top surface, correspond the position of recess in first centre gripping main part and the second centre gripping main part and all be equipped with the fore-set, the tip of fore-set supports the bottom at corresponding the recess, can drive the wire feeding wheel and use the axis of fore-set to rotate as the center when the wire rod passes through between the round lateral surface of each wire feeding. The utility model discloses a predominant use provides a simple structure, reasonable in design, send the silk wheel to rotate more smoothly steady, the difficult lubricated powder clamping device who blocks.

Description

Lubricating powder clamping device

Technical Field

The utility model relates to a clamping device especially relates to a lubricated powder clamping device.

Background

Wire drawing machines are mechanical devices widely used in industrial applications, wherein metal wire drawing machines are mainly used for pre-processing of metal products such as standard parts, etc., in metal press working, metal is forced through an eye die under the action of external force, the cross-sectional area of the metal is compressed, and the required shape and size of the cross-sectional area are obtained. The die box is a key part of a wire drawing machine in the drawing process of metal wires or rods, and a proper amount of lubricating powder needs to be added into the die box to lubricate the surfaces of the metal wires or rods. The sufficient powder carrying amount on the surface of the wire is ensured to be used as a lubricant, so that the inner wall of the hole of the eye die is not in direct contact with the wire, the wire is convenient to draw, and the eye die is also protected. If the surface of the wire cannot ensure proper powder carrying amount, the wire directly rubs with the inner wall of the hole of the eye die in the drawing process, so that the phenomena of wire breakage, uneven thickness, brightness, broken filaments and the like easily occur, and the service life of the eye die can be shortened. In the prior art, in order to adhere wire drawing powder to the surface of a wire rod when the wire rod passes through a die box, a powder clamp is usually arranged in the die box to force the surface of the wire rod to be provided with the powder. The powder clamp in the prior art mainly comprises a clamping main body and three wire feeding wheels which are rotatably arranged on the clamping main body in a staggered manner, wherein three fixed shafts which are distributed in a staggered manner are correspondingly arranged on the clamping main body, the three wire feeding wheels are respectively and rotatably sleeved on the three fixed shafts through bearings, and when a wire passes through the wire feeding wheels, the wire feeding wheels are driven by the wire to rotate to the surface of the wire to force the powder to be brought. However, by adopting the structure, in the using process of the powder clamp, the lubricating powder enters between the wire feeding wheel and the fixed shaft, so that the wire feeding wheel is easy to clamp in the rotating process and the rotation is not smooth enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a lubricating powder clamping device which has simple structure and reasonable design, is more smooth and stable in rotation of the wire feeding wheel and is not easy to block.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model provides a lubricating powder clamping device, includes first centre gripping main part and second centre gripping main part, first centre gripping main part passes through first torsional spring connection with the upper portion of second centre gripping main part, the lower part of first centre gripping main part and second centre gripping main part is through second torsional spring connection, the lower part of first centre gripping main part and second centre gripping main part is equipped with rotatable wire feeding wheel respectively, wire feeding wheel in the first centre gripping main part and the crisscross distribution of wire feeding wheel in the second centre gripping main part, wire feeding wheel both ends are equipped with the boss respectively, the boss top surface is inwards sunken to form the recess, the position that corresponds the recess in first centre gripping main part and the second centre gripping main part all is equipped with the fore-set, the tip of fore-set supports in the bottom that corresponds the recess, can drive the wire feeding wheel and rotate with the axis of fore-set as the center when passing through between the wheel week lateral surface of each wire feeding wheel.

Furthermore, the groove is a conical groove or a semicircular groove, and the end structure of the top column is a conical structure or a semicircular platform structure matched with the groove.

Further, the depth of the groove is 3-5 mm.

Furthermore, at least two stirring columns which are uniformly distributed are respectively arranged on the end faces of the two ends of the wire feeding wheel.

Further, the stirring column is of a hollow column structure with one open end.

Furthermore, an opening is formed in the side wall of the stirring column.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model improves the rotating mechanism of the wire feeding wheel, so that the wire feeding wheel rotates more smoothly and stably and is not easy to block; meanwhile, the stirring column of the wire feeding wheel is improved, so that the stirring effect and the heat dissipation efficiency are improved; simple structure, design benefit is reasonable, has improved performance and life under the condition of not increasing manufacturing cost, and the practicality is high.

Drawings

FIG. 1 is a front view of a holding device for holding lubricating powder in accordance with the present invention;

FIG. 2 is a left side view of a holding device for holding lubricating powder in accordance with the present invention;

FIG. 3 is a top view of a feed roller of the lubricant holding device of the present invention;

wherein, 1, a first clamping main body; 2. a second clamping body; 3. a first torsion spring; 4. a second torsion spring; 5. a wire feeding wheel; 51. a stirring column; 52. a boss; 521. a groove; 6. and (4) a top pillar.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in the description of the technical solutions of the present invention, some directional words, such as "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", etc., used for clearly describing the technical features of the present invention are all in terms of the orientation of the drawings of the present invention.

Examples

As shown in fig. 1 and fig. 2, the lubricant clamping device of the present embodiment is placed inside a wire drawing die box, and the lower half portion is immersed in lubricant for clamping and forcing the surface of a wire to take powder outside the wire, so that the subsequent wire drawing process can be smoothly performed, and the quality and stability of the finished product are improved. The clamping device comprises a first clamping main body 1 and a second clamping main body 2, wherein the first clamping main body 1 is connected with the upper part of the second clamping main body 2 through a first torsion spring 3, the lower parts of the first clamping main body 1 and the second clamping main body 2 are connected through a second torsion spring 4, and under the condition that the first torsion spring 3 and the second torsion spring 4 are not stressed, the lower parts of the first clamping main body 1 and the second clamping main body 2 are in a clamping state. The lower parts of the first clamping main body 1 and the second clamping main body 2 are respectively provided with a rotatable wire feeding wheel 5, and the wire feeding wheels 5 on the first clamping main body 1 and the wire feeding wheels 5 on the second clamping main body 2 are distributed in a staggered manner. Specifically, the first clamping body 1 is provided with one wire feeding wheel 5, the second clamping body 2 is provided with two wire feeding wheels 5 which are distributed side by side, the three wire feeding wheels 5 are distributed at intervals in a staggered mode, and the distance between the two wire feeding wheels 5 which are distributed side by side is 8 mm. The wire feeding wheel 5 on the first clamping main body 1 and the outer side face of the wheel periphery of the wire feeding wheel 5 on the second clamping main body 2 are used for allowing a wire to pass through and clamping the wire, the wire drives the wire feeding wheel 5 to rotate when passing through, the wire feeding wheel 5 rotates and forcibly attaches carried lubricating powder to the surface of the wire, the surface of the wire is guaranteed to have a proper amount of powder to be taken as a lubricating agent, the wire is convenient to draw, and the stability of a product is guaranteed.

The wire feeding wheel 5 both ends of this embodiment are equipped with columniform boss 52 respectively, and the boss 52 top surface is inside sunken to form recess 521, and the position that corresponds recess 521 on first centre gripping main part 1 and the second centre gripping main part 2 all is equipped with fore-set 6, and the tip of fore-set 6 supports in the bottom that corresponds recess 521, can drive wire feeding wheel 5 and use the axis of fore-set 6 to rotate as the center when the wire rod passes through between the wheel week lateral surface of each wire feeding wheel 5. The groove 521 is a conical groove or a semicircular groove, and the depth of the groove 521 is 3-5 mm. The end structure of the top column 6 is a conical structure or a semicircular platform structure matched with the groove 521. Specifically in this embodiment, recess 521 adopts the degree of depth to be 5 mm's circular cone groove, the tip structure of fore-set 6 is the circular cone structure with recess 521 looks adaptation, adopt this kind of structure, send 5 both ends of silk wheel to be connected through the cooperation of recess 521 with fore-set 6 and realize rotatable installation and location, send 5 pivoted in the silk wheel relative fore-set 6 of recess 521 to rotate, if the clearance between recess 521 and the fore-set 6 of lubricated powder entering also can only play the effect that lets the relative fore-set 6 of recess 521 rotate more smoothly as the emollient this moment, structural design is reasonable ingenious.

In addition, in the present embodiment, at least two stirring columns 51 are respectively disposed on the end surfaces of the two ends of the wire feeding wheel 5. As shown in fig. 3, the stirring column 51 has a hollow column structure with one open end, and the stirring column 51 has an opening on the sidewall, and the cross-sectional shape of the stirring column 51 is C-shaped. The stirring column 51 is used for stirring lubricating powder in the wire drawing die box and preventing the wire feeding wheel 5 from forming a cavity around after rotating for a period of time. Compare in traditional solid cylinder structure, adopt this kind of structure, because the superficial area increase of stirring post 51 for the stirring effect is better, can also promote the radiating efficiency, and the lateral wall has the open-ended design simultaneously and can prevent that lubricated powder from piling up inside stirring post 51.

When the device is used, a worker tightly holds the upper part of the clamping device by force, overcomes the torsion of the first torsion spring 3 and the second torsion spring 4 to open the lower part of the clamping device, then places the first clamping main body 1 and the second clamping main body 2 on two sides of a wire respectively, and then loosens the clamping device, at the moment, the first clamping main body 1 and the second clamping main body 2 reset under the resilience of the first torsion spring 3 and the second torsion spring 4 to restore to a clamping state, at the moment, the wire is positioned between the outer side surfaces of the wheel peripheries of the wire feeding wheels 5, when the wire moves, the wire feeding wheels 5 can be driven to rotate, the wire feeding wheels 5 rotate to forcibly attach lubricating powder attached to the outer side surfaces of the wheel peripheries to the wire, and the surface of the wire is ensured to have enough powder carrying amount.

The utility model discloses a lubricating powder clamping device, which improves the rotating mechanism of the wire feeding wheel 5, so that the rotation of the wire feeding wheel is smoother and more stable, and the wire feeding wheel is not easy to block; meanwhile, the stirring column 51 of the wire feeding wheel 5 is improved, so that the stirring effect and the heat dissipation efficiency are improved; simple structure, design benefit is reasonable, has improved performance and life under the condition of not increasing manufacturing cost, and the practicality is high.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims (6)

1. A lubricant clamping device is characterized in that: the wire feeding device comprises a first clamping main body (1) and a second clamping main body (2), wherein the first clamping main body (1) is connected with the upper part of the second clamping main body (2) through a first torsion spring (3), the first clamping main body (1) is connected with the lower part of the second clamping main body (2) through a second torsion spring (4), the lower parts of the first clamping main body (1) and the second clamping main body (2) are respectively provided with a rotatable wire feeding wheel (5), the wire feeding wheels (5) on the first clamping main body (1) and the wire feeding wheels (5) on the second clamping main body (2) are distributed in a staggered manner, two ends of each wire feeding wheel (5) are respectively provided with a boss (52), the top surface of each boss (52) is inwards sunken to form a groove (521), and the positions, corresponding to the grooves (521), on the first clamping main body (1) and the second clamping main body (2) are respectively provided with a top column (6), the end part of the top column (6) is abutted against the bottom of the corresponding groove (521), and when wires pass through the outer side surfaces of the wheel peripheries of the wire feeding wheels (5), the wires can drive the wire feeding wheels (5) to rotate by taking the central axis of the top column (6) as the center.

2. The lubricant holding device of claim 1, wherein: the groove (521) is a conical groove or a semicircular groove, and the end structure of the top column (6) is a conical structure or a semicircular platform structure matched with the groove (521).

3. The lubricant holding device of claim 2, wherein: the depth of the groove (521) is 3-5 mm.

4. The lubricant holding device of claim 1, wherein: the two end faces of the wire feeding wheel (5) are respectively provided with at least two stirring columns (51) which are uniformly distributed.

5. The lubricant holding device of claim 4, wherein: the stirring column (51) is of a hollow column structure with one open end.

6. The lubricant holding device of claim 5, wherein: an opening is arranged on the side wall of the stirring column (51).

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