CN201115946Y - Fixing structure of bearing rod - Google Patents

Abstract

The utility model relates to a solid structure of cover of adapting rod belongs to machinery. It is including connecting the pole main part, and inside pot head is equipped with slider and a linking pole, and the hole is established to the inside polygon cover that is equipped with of the other end, and outside middle section inlays the card and has the setting element, and overlaps according to the preface cover and be equipped with outer spring and stir the cover, should connect the pole main part and establish the hole outside at the polygon cover and be equipped with a groove, and the hole intercommunication is established with the polygon cover in the middle of this groove bottom, and its relative inside wall middle section position is equipped with the arc wall of symmetry, and the cover is equipped with a work piece of. Has the advantages that: the connecting rod main body is convenient to fast sleeve and assemble, after the connecting rod main body is sleeved with the pulling part, the positioning is accurate, the assembling part is not easy to slip and fall off, the efficiency of assembling operation is effectively improved, the reject ratio of finished products is effectively reduced, and the practicability is high.

Description

The sleeve structure of the receiving rod

technical field

The utility model relates to machinery, in particular to a sleeve fixing structure for a receiving rod.

Background technique

As we all know, the commonly used receiving rod structure that can provide screw head sockets has a wide variety of styles and technical forms, all of which only change the appearance of a set of catch parts that are set in the groove of the main body of the receiving rod. The styles of the V-shaped groove on the screw head include cylindrical, half-moon, ring-shaped and ㄩ-shaped, while the aforementioned groove on the main body of the post is completely followed by the traditional two opposite inner walls. Groove processing and manufacturing, in this way, only change the design of the style and shape of the control part, and the effect of strengthening the positioning on the function is not ideal;

Commonly used receiving rod structures have the following disadvantages, that is, during the assembly process of the overall receiving rod structure, due to the parallel grooves on the inner side wall, there is no structural design that can provide a stopper as a limit, so that the operator is in the process of assembling. In the assembly of the groove of the main body of the post and the set of the catch, it is often because the bottom of the groove is not kept in a parallel state with the horizontal plane when the main body of the post is taken, resulting in the original small size and difficult to hold. The catch parts frequently slip off from the groove, which not only slows down the assembly and cannot improve the production efficiency, but also causes the catch parts to fall behind the groove, and the employees continue to assemble the finished product without knowing it, causing defects Product rate cannot be reduced and needs to be improved.

Utility model content

The purpose of this utility model is to provide a set-up structure for a receiving rod, which solves the problems that the catch parts of the commonly used receiving rod structure are easy to slip and fall off, resulting in slower assembly, unable to improve production efficiency, and unable to reduce the rate of defective products.

The technical scheme of the utility model is as follows: it includes the connecting rod main body, a sliding block and a connecting rod are sleeved at one end inside, a polygonal sleeve hole is provided inside the other end, and a positioning piece is embedded in the outer middle section, and an outer sleeve is sleeved in sequence. Spring and toggle sleeve, the main body of the connecting rod is provided with a groove outside the polygonal sleeve hole, the middle of the bottom of the groove communicates with the polygonal sleeve hole, and a symmetrical arc-shaped groove is provided at the middle section of the inner side wall, and the sleeve A locking piece is provided, and one side of the locking piece is extended with a protruding block, which can be accommodated in the aforementioned arc-shaped groove, so as to effectively prevent the locking piece from slipping and detaching from the groove during the assembly process. In order to effectively shorten the assembly operation time; the slider is a magnet; the connecting rod position is fixedly sleeved with an insulator at the corresponding end of the slider; The reaming hole provides space for the restraining parts to retreat, and a rear reaming hole is formed at the rear end, which can accommodate the outer spring and the positioning member; the toggle sleeve is fixed with a stop ring at the end of the reaming hole.

The utility model has the advantages of: it is convenient for quick fit and assembly, after the main body of the connecting rod fits with the catch part, the positioning is accurate and the assembly is not easy to slip and fall off, thereby effectively improving the efficiency of the assembly operation and effectively reducing the defective rate of finished products. Strong practicality.

Description of drawings:

Fig. 1 is the three-dimensional exploded schematic view of the utility model;

Figure 2 is a schematic cross-sectional view of the main body of the connecting rod of the present invention;

Fig. 3 is the combination schematic diagram of the present utility model;

Fig. 4 is one of the schematic diagrams of the embodiment of the utility model with the sleeved screw head;

Fig. 5 is the second schematic diagram of the embodiment of the utility model with the sleeved screw head;

Fig. 6 is a schematic diagram of an embodiment of the utility model in which the screw head is sleeved and the screw is adsorbed.

Detailed ways:

As shown in the accompanying drawings 1 to 3, the utility model includes a connecting rod main body 10, a slider 20, a connecting rod 40, a positioning buckle 50, an outer spring 60, a toggle sleeve 70 and a catch member 80, wherein the connecting rod One end of the main body 10 is provided with a polygonal sleeve hole 11, which can be used for socket positioning of the external screw head 90 at any time. The other end of the interior is provided with a circular hole 12, and the circular hole 12 is sequentially provided with a slider 20 and a connecting rod 40. , and the round hole 12 has a partial overlap with the polygonal sleeve hole 11, so that a stop wall 13 is naturally formed on a boundary edge, so as to provide the end surface periphery of the slider 20 relative to the stop wall to be limited; The outer part of the main body 10 is embedded with a ring groove 14 in about the middle section, and a positioning fastener 50 is embedded in the ring groove 14. In addition, a groove 15 parallel to the ring groove 14 is provided at the end edge of the polygonal sleeve hole 11. The middle position of the bottom of the groove 15 communicates with the polygonal sleeve hole, and a symmetrical arc-shaped groove 151 is provided at the middle position of the two opposite inner side walls;

As shown in Figure 6, the slider 20 can be a cylindrical magnet. After providing the external screw head 90, in addition to having an adsorption screw head 90 to keep it in place, the magnetic force of the slider magnet can be transmitted to make the The screw head 90 has a magnetic function to absorb the screw 92;

The connecting rod 40 is mainly used to connect with a pneumatic tool wrench or a manual tool wrench, and it is located at the corresponding end of the slider 20 and is tightly sleeved with an insulator 41 to completely prevent the slider 20 with a magnetic attraction function from being adsorbed;

The positioning buckle 50 is a C-shaped buckle, one end of which can be supported by the outer spring 60, and the other end provides a stop ring 74 to resist, so as to function as a limit function of the toggle sleeve 70;

The outer spring 60 is sleeved on the outside of the post main body 10, and placed between the positioning buckle 50 and the side wall of the rear expansion hole 73 of the toggle sleeve 70;

As shown in Figure 4, the toggle sleeve 70 has an inner circular hole 71, which can be placed on the outside of the main body 10 of the connecting rod. The front end of the inner circular hole 71 is formed with a front expansion hole 72, and the rear end is formed with a rear expansion hole. The hole 73 can accommodate the outer spring 60 and the positioning buckle 50, and a stop ring 74 is fixedly sleeved at the end of the rear reaming hole 73 for the positioning buckle 50 to abut against the limit position;

The catch piece 80 can fit into the groove 15 of the main body 10 of the extension rod, and one side of it extends a protruding piece 81, which can be accommodated in the arc-shaped groove 151 of the groove 15, and serves as a limit to prevent slipping and falling off;

As shown in accompanying drawings 4 and 5, in a natural state, the top peripheral edge of the catch member 80 abuts against the wall of the inner circular hole 71 of the toggle sleeve 70, and its bottom is attached to the bottom surface of the groove 15, and at the local bottom edge Stretch into the polygonal sleeve hole 11, at this time the outer spring 60 is in a stretched state; when the external screw head 90 is to be inserted into the polygonal sleeve hole 11, firstly push the toggle sleeve 70 to move the external expansion hole 72 to the relative position of the groove 15 , so that the outer spring 60 presents a state of compressed force storage, so as to provide a space for the catch member 80 to retreat, allowing the screw head 90 to continue to penetrate into the polygonal sleeve hole 11 without hindrance, and to be magnetically attracted by the slider 20, The positioning effect of the first stage is obtained; when the V-shaped groove 90 on the outer edge of the screw head 90 is continuously pushed to correspond to the catch 80, the outer spring 60 can release the stored force in due course due to the displacement space of the catch 80 Push the toggle sleeve 70 forward, so that the wall of the inner circular hole 71 is again against the top peripheral edge of the catch piece 80, so that the bottom edge of the catch piece 80 is partially stuck in the V-shaped groove 91 of the screw head, so as to achieve the second stage. Stable positioning function.

Furthermore, in the manufacturing process of the processing and the operation of the combined device, the convex stopper 81 of the locking member 80 can be used to restrict the arc-shaped groove 151 of the groove 15, so that it is not easy to slip from the groove 15 during assembly. In order to effectively shorten the assembly time, ensure the assembly of spare parts, effectively reduce the defective rate of finished products and improve the operation capacity and other substantial benefits.

As shown in accompanying drawing 4 and accompanying drawing 6, when the screw head 90 externally connected in the polygonal sleeve hole 11 of the extension rod main body 10, since one end is attracted by the slider 20 with magnetic force, the screw head 90 slides After conduction, the block 20 itself can produce a magnetic attraction effect, and accordingly, it has the effect of attracting and absorbing the screw 92, so as to increase the convenience of work execution.

Claims (5)

1. A set-up structure for receiving rods, including the main body of the receiving rod, a slider and a connecting rod are set at one end inside, a polygonal sleeve hole is set inside the other end, and a positioning piece is embedded in the outer middle section, and the sleeves are sequentially set. It is equipped with an outer spring and a toggle sleeve, and its feature is that the main body of the connecting rod is provided with a groove outside the polygonal sleeve hole, and the middle of the bottom of the groove communicates with the polygonal sleeve hole, and its position relative to the middle part of the inner wall is symmetrical. The arc-shaped groove is provided with a check piece, and a convex block extends from one side of the check piece. 2. The sleeve fixing structure of the receiving rod according to claim 1, wherein the slider is a magnet. 3. The sleeve fixing structure of the receiving rod according to claim 1, characterized in that: said connecting rod is fixedly sleeved with an insulator at the corresponding end of the slider. 4. The sleeve fixing structure of the receiving rod according to claim 1, characterized in that: the toggle sleeve is provided with an inner circular hole to fit with the main body of the receiving rod, and the front end of the inner circular hole is formed with a front expansion hole, and the rear The end is formed with a rear expansion hole. 5. The sleeve fixing structure of the receiving rod according to claim 4, characterized in that: the toggle sleeve is fixed with a stop ring at the end of the rear reaming hole.

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