CN220684198U - Double-row braiding ratchet wheel - Google Patents

Abstract

The utility model relates to the technical field of ratchet equipment, in particular to a double-row braid ratchet, which comprises the following components: ratchet body, braid needle tooth, electronic component carrier tape body and mounting structure, the ratchet body includes the dogtooth, the tooth flank of dogtooth is opened there is the thimble hole, the tooth root of braid needle tooth is pegged graft in the thimble hole, the tooth flank junction of braid needle tooth and dogtooth adopts welded mode to fix, dogtooth and braid needle tooth all adopt double setting, the electronic component carrier tape body includes the spliced eye the ratchet body rotates, and braid needle tooth and spliced eye adaptation grafting meshing. According to the utility model, the braid needle teeth are arranged, and simultaneously, the convex teeth on the ratchet wheel and the braid needle teeth are both designed in double rows, so that the carrier tape is uniformly stressed, the bearing capacity is improved, the ratchet wheel is rotated to drive the braid needle teeth to be meshed with the positioning inserting holes on the electronic element carrier tape, and then the electronic element carrier tape moves forwards along with the braid needle teeth.

Description

Double-row braiding ratchet wheel

Technical Field

The utility model relates to the technical field of ratchet equipment, in particular to a double-row braid ratchet.

Background

The carrier tape is a tape-shaped product applied to the field of electronic packaging, has a specific thickness, holes (also called pockets) for holding electronic components and positioning holes for indexing and positioning are distributed in the length direction of the carrier tape at equal intervals, and a ratchet wheel is defined as a gear with a rigid tooth-shaped surface or a friction surface on the outer edge or the inner edge, and is an important component for forming a ratchet mechanism.

Currently, the ratchet wheel is usually matched with the output device to drive the carrier belt to move, and the ratchet wheel is pushed by the pawl to perform stepping movement, and the meshing movement is characterized in that the ratchet wheel can only rotate in one direction and cannot be inverted.

However, the current carrier tape is generally used in a package, and in the process of conveying the material pulling carrier tape, the carrier tape is ensured to stably and orderly run, and no twisting offset occurs, but the current braid ratchet body is often arranged by adopting single row pin teeth, so that bending or offset is often caused in the conveying of the carrier tape of the electronic element, and the moving and conveying of the carrier tape are not facilitated.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a double-row braiding ratchet wheel so as to solve the technical problem of low adaptability of the existing double-row braiding ratchet wheel.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a double-row braid ratchet, comprising:

a ratchet body; the ratchet body comprises convex teeth, and the tooth surfaces of the convex teeth are provided with jacking pinholes;

braiding needle teeth; the tooth root of the braid needle tooth is inserted into the jacking needle hole, the joint of the braid needle tooth and the tooth surface of the convex tooth is fixed in a welding mode, and the convex tooth and the braid needle tooth are arranged in double rows;

an electronic component carrier tape body; the electronic element carrier tape body comprises a splicing hole, and when the ratchet wheel body rotates, the braid needle teeth are in adaptive splicing engagement with the splicing hole;

a mounting structure; the installation structure is inserted and arranged in the ratchet body.

Further, the ratchet body further includes:

an outer ring; the convex teeth are fixedly arranged on the outer side surface of the outer ring;

an inner ring; the inner ring and the outer ring are fixedly arranged;

an inner ring; the inner ring is fixedly arranged with the inner ring; the outer ring, the inner ring and the inner ring are integrally formed.

Further, a mounting hole and a key groove are formed in the inner ring, and the key groove is located on the outer side of the mounting hole.

Further, the mounting structure includes a rotation shaft and a flat key fixedly mounted on an outer side surface of the rotation shaft.

Further, the rotation shaft is inserted and arranged in the mounting hole, and the flat key is inserted and arranged in the key groove.

Further, the outer side edges of the convex teeth are arranged in a round corner mode, and the convex teeth are arranged in an elliptic cylinder mode.

Further, chamfer angles are adopted at the inner side edges of the outer ring and the inner ring.

Further, the electronic component carrier tape body further comprises a carrier tape, and the plug holes are formed in the upper surface of the carrier tape.

Furthermore, the plug holes are arranged side by side and correspond to the convex teeth.

The utility model has the beneficial effects that:

through being provided with braid needle teeth, protruding tooth and braid needle teeth on the ratchet all adopt double design simultaneously, and double needle teeth's setting can make the carrier tape atress even, improves bearing capacity, rotates the ratchet and drives the location jack engagement on braid needle teeth and the electronic component carrier tape, and then the electronic component carrier tape moves forward along with it to realize the conveying of electronic component carrier tape, and then make and draw material electronic component carrier tape in transmission process, can guarantee the steady orderly operation of electronic component carrier tape, can not appear distortion skew, make the output effect of electronic component better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an embodiment of the present double-row braid ratchet;

FIG. 2 is a schematic perspective view of an assembly of the mounting structure of the present double-row braid ratchet embodiment;

FIG. 3 is a schematic front view of an embodiment of the present double-row braid ratchet;

FIG. 4 is a side view of an embodiment of the present double-row braid ratchet;

FIG. 5 is a front perspective view of an embodiment of the present double-row braid ratchet;

FIG. 6 is a schematic top view of an embodiment of the present double-row braid ratchet;

fig. 7 is a schematic top view of the mounting structure of the electronic component carrier tape body of the present dual-row braid ratchet embodiment.

The figure identifies the description: 1. a ratchet body; 11. an outer ring; 12. an inner ring; 13. convex teeth; 14. an inner ring; 15. a key slot; 16. a mounting hole; 2. braiding needle teeth; 31. a rotating shaft; 32. a flat key; 4. an electronic component carrier tape body; 41. a plug hole; 42. a carrier tape.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present utility model, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1-7, a dual-row braid ratchet, comprising: ratchet body 1, braid needle teeth 2, electronic component carrier tape body 4 and mounting structure, ratchet body 1 includes tooth 13, the tooth face of tooth 13 is opened there is the thimble, the tooth root of braid needle teeth 2 is pegged graft in the thimble, the tooth face junction of braid needle teeth 2 and tooth 13 adopts welded mode to fix, braid needle teeth 2 processing welding alone is on ratchet body 1, the assembly degree of difficulty reduces, braid ratchet body 1 also only needs the thimble, reduce the processing degree of difficulty, tooth 13 and braid needle teeth 2 all adopt double setting, electronic component carrier tape body 4 includes spliced eye 41, spliced eye 41 adopts side by side setting, correspond with tooth 13, when ratchet body 1 rotates, braid needle teeth 2 and spliced eye 41 adaptation grafting meshing, mounting structure grafting sets up the inside at ratchet body 1.

Specifically, through being provided with braid needle teeth 2, protruding tooth 13 and braid needle teeth 2 on the ratchet all adopt double design simultaneously, and double needle teeth's setting can make the carrier tape atress even, improves bearing capacity, rotates ratchet drive braid needle teeth 2 and the location jack 41 meshing on the electronic component carrier tape, and then the electronic component carrier tape moves forward along with it to realize the conveying of electronic component carrier tape, and then make and draw material electronic component carrier tape in transmission process, can guarantee that the electronic component carrier tape operates in order steadily, can not appear distortion skew, make the output effect of electronic component better.

In the present embodiment, the ratchet body 1 further includes: the outer ring 11, the inner ring 12 and the inner ring 14, the convex teeth 13 are fixedly arranged on the outer side surface of the outer ring 11, the inner ring 12 is fixedly arranged with the outer ring 11, the inner ring 14 is fixedly arranged with the inner ring 12, and the outer ring 11, the inner ring 12 and the inner ring 14 are integrally formed.

Specifically, the ratchet body 1 and the braid needle teeth 2 are integrally formed, the needle teeth can be firmly fixed on the ratchet body 1, the braid ratchet circumference is punched and is convenient to operate, the production and processing difficulty is greatly reduced, the delivery time can be shortened, and convenience is provided for customers.

The inner ring 14 is internally provided with a mounting hole 16 and a key groove 15, the key groove 15 is positioned at the outer side of the mounting hole 16, the mounting structure comprises a rotating shaft 31 and a flat key 32, and the flat key 32 is fixedly arranged on the outer side surface of the rotating shaft 31.

Specifically, during use, the rotating shaft 31 is inserted into the mounting hole 16 in a pressing manner, the flat key 32 is inserted into the key groove 15, and the flat key 32 can be limited, so that the whole ratchet body 1 can rotate conveniently.

The rotation shaft 31 is inserted and arranged in the mounting hole 16, and the flat key 32 is inserted and arranged in the key groove 15.

Specifically, one end of the rotating shaft 31 is fixedly mounted on the output device, so that the rotating shaft 31 is driven to rotate, the ratchet body 1 is further driven to rotate, the braid needle teeth 2 are driven to be meshed with the inserting holes 41 during rotation, the electronic component carrier tape body 4 is further driven to move, and conversion of rotation and linear motion is adopted.

The outside edge of the convex teeth 13 adopts a round corner arrangement, and the convex teeth 13 adopts an elliptic cylinder arrangement.

In particular, the concentration of stress to which the teeth 13 are subjected can be effectively prevented while avoiding damage to the pointed protruding portion.

The inner edges of the outer ring 11 and the inner ring 12 are respectively provided with a chamfer

Specifically, adopting the chamfer setting, can getting rid of outer lane 11 and inner circle 12 surface and because of the burr that processing produced, also be favorable to simultaneously assembling between ratchet body 1 and the axis of rotation 31, when making the surface of ratchet body 1 more pleasing to the eye, prevent that the burr from causing the influence to ratchet body 1's use.

The electronic component carrier tape body 4 further comprises a carrier tape 42, and the plugging holes 41 are formed on the upper surface of the carrier tape 42

Specifically, the braid needle teeth 2 of the braid ratchet body 1 penetrate into the insertion holes 41 of the electronic component carrier tape body 4, the ratchet surface is pressed on the surface of the electronic component carrier tape body 4 to prevent overturning, and when the ratchet body 1 rotates, the insertion holes 41 of the electronic component carrier tape body 4 are continuously meshed with the braid needle teeth 2 to drive the carrier tape to advance, and meanwhile, the carrier tape can be pressed by matching flat wheels.

In summary, compared with the prior art, the ratchet wheel has at least the following beneficial effects: through being provided with braid needle teeth 2, protruding tooth 13 and braid needle teeth 2 on the ratchet all adopt double design simultaneously, and double needle teeth's setting can make the carrier tape atress even, improves bearing capacity, rotates ratchet drive braid needle teeth 2 and the location jack 41 meshing on the electronic component carrier tape, and then the electronic component carrier tape moves forward along with the past to realize the conveying of electronic component carrier tape, and then make and draw material electronic component carrier tape in transmission process, can guarantee that the steady orderly operation of electronic component carrier tape can not appear distortion skew, make the output effect of electronic component better.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (9)

1. A double-row braid ratchet, comprising:

a ratchet body (1); the ratchet wheel body (1) comprises convex teeth (13), and the tooth surfaces of the convex teeth (13) are provided with jacking pinholes;

braiding needle teeth (2); the tooth root of the braid needle tooth (2) is inserted into the jacking needle hole, the joint of the braid needle tooth (2) and the tooth surface of the convex tooth (13) is fixed in a welding mode, and the convex tooth (13) and the braid needle tooth (2) are arranged in double rows;

an electronic component carrier tape body (4); the electronic component carrier tape body (4) comprises a plug hole (41), and when the ratchet wheel body (1) rotates, the braid needle teeth (2) are in fit plug engagement with the plug hole (41);

a mounting structure; the installation structure is inserted and arranged in the ratchet body (1).

2. A double-row braid ratchet according to claim 1, wherein the ratchet body (1) further comprises:

an outer ring (11); the convex teeth (13) are fixedly arranged on the outer side surface of the outer ring (11);

an inner ring (12); the inner ring (12) is fixedly arranged with the outer ring (11);

an inner ring (14); the inner ring (14) is fixedly arranged with the inner ring (12); the outer ring (11), the inner ring (12) and the inner ring (14) are integrally formed.

3. A double-row braid ratchet according to claim 2, characterized in that the inner ring (14) is internally provided with a mounting hole (16) and a key slot (15), said key slot (15) being located outside the mounting hole (16).

4. A double-row braid ratchet according to claim 3, wherein the mounting structure comprises a rotation shaft (31) and a flat key (32), the flat key (32) being fixedly mounted on an outer side surface of the rotation shaft (31).

5. A double-row braid ratchet according to claim 4, wherein the rotation shaft (31) is inserted in the mounting hole (16), and the flat key (32) is inserted in the key groove (15).

6. The double-row braid ratchet wheel according to claim 1, wherein the outer edges of the teeth (13) are rounded, and the teeth (13) are elliptical.

7. A double-row braid ratchet according to claim 2, characterized in that the inner edges of the outer ring (11) and the inner ring (12) are chamfered.

8. The double-row braid ratchet wheel according to claim 7, wherein the electronic component carrier body (4) further comprises a carrier tape (42), and the insertion hole (41) is opened on the upper surface of the carrier tape (42).

9. A double-row braid ratchet according to claim 8, characterized in that said socket holes (41) are arranged side by side in correspondence of the teeth (13).