CN215315891U

CN215315891U - Limiting device with spring device for hole machining

Info

Publication number: CN215315891U
Application number: CN202121532770.2U
Authority: CN
Inventors: 何浩; 谢松松; 王军; 黄腊琴
Original assignee: Changzhou Guangyang Bearing Co Ltd
Current assignee: Changzhou Guangyang Bearing Co Ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-28
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a hole machining limiting device with a spring device, which comprises a spring seat, a limiting block, a sliding block and a spring, wherein the spring seat is of a U shape and is provided with a limiting block groove and a bottom part, a first side limiting edge part and a second side limiting edge part, the first side limiting edge part is provided with a groove along the vertical direction, the upper part of the limiting block is provided with a V-shaped opening, a boss matched with the groove is arranged corresponding to the groove, the limiting block is arranged in the limiting block groove, the upper plane of the bottom part is provided with a bottom spring hole, the lower plane of the limiting block is provided with a limiting block spring hole corresponding to the bottom spring hole, one end of the spring is arranged in the bottom spring hole, the other end of the spring is arranged in the limiting block spring hole, the second side limiting edge part is provided with a sliding block groove, the sliding block is arranged in the sliding block groove, and the sliding block is fixedly connected with the limiting block, the structure is simple and compact, the positioning precision is high, the adjustment is convenient, and the universality is strong.

Description

Limiting device with spring device for hole machining

The technical field is as follows:

the utility model relates to the technical field of bearing machining tools, in particular to a limiting device with a spring device for hole machining.

Background art:

in the processing process of bearing related parts such as a bearing seat, a drilling process is needed, and the convenience of drilling and the precision of holes can be directly influenced by the clamping and positioning tool of the parts.

The existing limiting device for hole machining is generally of an integral structure, and because the external surfaces of parts such as a bearing seat and the like are blank surfaces, when the size of a blank is in an upper limit deviation, under an extreme condition, the contact surfaces of the blank surfaces of the parts and a limiting block are interfered, and the parts cannot be placed into the limiting block; when the blank size is at the lower extreme when deviating, the clearance of the contact surface of the blank face of part and stopper is too big, leads to the screw hole circumference location inaccurate, and screw hole both sides wall thickness difference error is big, so can only rely on the mounted position who changes stop device to adjust, and the adjustment is comparatively loaded down with trivial details.

The utility model has the following contents:

aiming at the problems, the utility model provides the limiting device with the spring device for hole machining, which has the advantages of simple and compact structure, high positioning precision, convenience in adjustment and strong universality.

The utility model is realized by the following technical scheme: the utility model provides a take stop device for spring means's spot facing work, includes spring holder, stopper, slider and spring, the spring holder is the U type, as whole stop device's support, the stopper groove has been seted up to the spring holder for place the stopper, have bottom, first side flange portion and second side flange portion, the U type structure can be more conveniently placed and tentatively fix a position the stopper.

In order to restrict the position of the limiting block in the left and right directions, a groove is formed in the first side edge blocking portion in the vertical direction, a boss matched with the groove is arranged at the position, corresponding to the groove, of the limiting block, the limiting block is arranged in the groove, the boss is arranged in the groove and can move up and down in the groove, and the groove and the boss are matched to limit the movement of the limiting block in the left and right directions.

In order to realize the self-adjusting function of the limiting device in positioning parts with different deviations, the upper plane of the bottom is provided with a bottom spring hole, the lower plane of the limiting block is provided with a limiting block spring hole corresponding to the bottom spring hole, one end of the spring is arranged in the bottom spring hole, the other end of the spring is arranged in the limiting block spring hole, and the limiting block can move up and down in the spring seat under the supporting action of the spring.

In order to restrict the position of the limiting block in the front-back direction, the second side flange part is provided with a slider groove, the slider is arranged in the slider groove and can move up and down in the slider groove, the slider is fixedly connected with the limiting block, and the limiting block can drive the slider to move up and down along the slider groove under the action of the spring support.

For the convenience of positioning, the upper part of the limiting block is preferably provided with a V-shaped opening, and other opening shapes can be designed according to actual conditions.

In order to improve the stability of the limiting block in the moving process, ensure that the stress of the part supporting position is uniform and improve the drilling precision, the number of the bottom spring holes is two, the two limiting block spring holes are symmetrically arranged on the upper plane of the bottom, and the number of the springs is two.

In order to facilitate the installation of the limiting device on the base or other required positions, the first side edge blocking portion and the second side edge blocking portion of the spring seat are provided with installation holes in a penetrating mode, and preferably, the installation holes are kidney-shaped holes.

In order to avoid the mounting bolt, an avoiding hole is formed in the position, corresponding to the mounting hole, of the limiting block, and the avoiding hole is a waist-shaped hole as the optimal choice.

In order to ensure the stability of installation, as preferred, the quantity of mounting hole is two and be in first side flange portion and second side flange portion are seted up symmetrically, the quantity of dodging the hole corresponds to two.

In order to make the whole structure more compact and reasonable, the groove is preferably arranged in the middle of the first side edge retaining part, the boss is correspondingly arranged in the middle of the limiting block, and the groove and the boss can be designed in other positions according to actual conditions.

The utility model has the beneficial effects that: according to the limiting device with the spring device for hole machining, the self-adjusting function of the limiting device for hole machining is realized by designing the telescopic limiting block, the interference of the limiting block and the blank surface of a part is avoided, the gap between the limiting block and the blank surface of the part is eliminated, the circumferential positioning accuracy of a threaded hole to be machined of the part is ensured, the wall thickness difference value of two sides of the threaded hole can be accurately controlled, and the positioning accuracy and the universality of the limiting device are greatly improved; the moving path of the limiting block is limited and the positioning precision of the limiting block is ensured by designing the U-shaped spring base, matching the groove on the base with the boss on the limiting block and designing the sliding block to be used with the limiting block; the waist-shaped mounting hole is designed, so that the mounting convenience of the limiting device is improved; in addition, this take stop device for spot facing work of spring assembly, the stopper debugging is easy, compact structure, and rationally distributed, low in manufacturing cost.

Description of the drawings:

FIG. 1 is a schematic structural view of a hole-machining stopper device with a spring device according to the present invention;

FIG. 2 is a view A-A of FIG. 1;

FIG. 3 is a front view of a spring seat of the hole machining stopper with spring device of the present invention;

FIG. 4 is a left side view of the spring seat of the present invention with a hole machining retainer for a spring assembly;

FIG. 5 is a plan view of a spring seat of the hole-forming stopper device with spring device of the present invention;

FIG. 6 is a front view of a stopper of the hole-machining stopper device with a spring device of the present invention;

FIG. 7 is a left side view of a stopper of the hole-processing stopper device with a spring device of the present invention;

FIG. 8 is a plan view of a stopper of the hole-processing stopper device with a spring device according to the present invention;

fig. 9 is a schematic structural view of the spring-equipped hole-machining stopper of the present invention after a part is mounted and held.

In the figure: 1. a spring seat; 11. a limiting block groove; 12. a bottom; 121. a bottom spring hole; 21. an opening; 22, a boss; 23. a limiting block spring hole; 24. avoiding holes; 13. a first side bead portion; 131. a groove; 14. a second side flange portion; 141. a slider slot; 15. mounting holes; 2. a limiting block; 3. a slider; 4. a spring; 9. a part; 91. blank surface; 92. a threaded bore.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the utility model.

The limiting device with the spring device for hole machining as shown in fig. 1-2 comprises a spring seat 1, a limiting block 2, a sliding block 3 and a spring 4.

As shown in fig. 3-5, the spring holder 1 is u-shaped, and has a stopper groove 11, a bottom 12, a first side rib 13 and a second side rib 14, a groove 131 is formed in the middle of the first side rib 13 along the vertical direction, two bottom spring holes 121 are symmetrically formed in the bottom 12, two mounting holes 15 are symmetrically formed in the first side rib 13 and the second side rib 14 of the spring holder 1, and the mounting holes 15 are waist-shaped holes.

As shown in fig. 6-8, stopper 2 upper portion has V-shaped opening 21, corresponding to recess 131 position have with the boss 22 that recess 131 matches, stopper 2 sets up in stopper groove 11, just boss 22 sets up in the recess 131 and can reciprocate in the recess 131, recess 131 can restrict with the cooperation of boss 22 the removal of stopper 2 left and right directions, stopper 2 lower plane corresponding to two stopper spring holes 23 have been seted up to bottom spring hole 121 on the spring holder 1, on stopper 2 corresponding to two dodge holes 24 have been seted up to the mounting hole 15 position of spring holder, dodge hole 24 is waist-shaped hole.

One end of the spring 4 is arranged in the bottom spring hole 121, the other end of the spring 4 is arranged in the limiting block spring hole 23, a second side edge portion 14 on the spring seat 1 is provided with a slider groove 141, the slider 3 is arranged in the slider groove 141 and can move up and down in the slider groove 141, the slider 3 is fixedly connected with the limiting block 2, and the limiting block 2 can drive the slider 3 to move up and down along the slider groove 141 under the supporting action of the spring 4.

When the limiting device with the spring device is used for positioning a part, firstly, a bolt is used for being installed on a base through an installation hole 15, then the part 9 is clamped, the limiting device with the spring device is used for limiting the part 9, as shown in figure 9, the two sides of a hole to be machined of the part 9 are clamped by an opening 21 of a limiting block 2, when the size of a blank surface 91 of the part 9 deviates at the upper limit, the compression amount of a spring 4 is increased, a sliding block 3 moves, the interference between the limiting block 2 and the blank surface 91 of the part 9 can be avoided, when the size of the blank surface 91 of the part 9 deviates at the lower limit, the compression amount of the spring 4 is decreased, the sliding block 3 moves, and the gap between the limiting block 2 and the blank surface 91 of the part 9 can be eliminated.

In addition, the movement of the limiting block 2 enables the circumferential positioning of the threaded hole 92 of the part 9 to be accurate, and the wall thickness difference of two sides of the threaded hole 92 can be accurately controlled.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "side", "end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a take spring assembly's stop device for spot facing work which characterized in that: the U-shaped spring comprises a spring seat, a limiting block, a sliding block and a spring, wherein the spring seat is of a U shape and is provided with a limiting block groove which is provided with a bottom, a first side edge part and a second side edge part, the first side edge part is provided with a groove along the vertical direction, the upper part of the limiting block is provided with a V-shaped opening, a boss matched with the groove is arranged corresponding to the groove, the limiting block is arranged in the limiting block groove, the boss is arranged in the groove and can move up and down in the groove, the upper plane of the bottom is provided with a bottom spring hole, the lower plane of the limiting block is provided with a limiting block spring hole corresponding to the bottom spring hole, one end of the spring is arranged in the bottom spring hole, the other end of the spring is arranged in the limiting block spring hole, the second side edge part is provided with a sliding block groove, the sliding block is arranged in the sliding block groove, and the sliding block is fixedly connected with the limiting block, the limiting block can drive the sliding block to move up and down along the sliding block groove under the action of the spring support.

2. The stopper device with a spring device for hole processing according to claim 1, wherein: the number of the bottom spring holes is two, the two bottom spring holes are symmetrically formed in the upper plane of the bottom, the number of the limiting block spring holes is two, and the number of the springs is two.

3. The stopper device with a spring device for hole processing according to claim 1, wherein: the mounting hole has been seted up to lining up on the first side flange portion and the second side flange portion of spring holder, the mounting hole is waist shape hole, on the stopper correspond to the hole position has been seted up and has been dodged the hole, it is waist shape hole to dodge the hole.

4. The stopper device with a spring device for hole processing according to claim 3, wherein: the number of mounting holes is two and the symmetry is seted up on first side flange portion and the second side flange portion, the number of dodging the hole corresponds to two.

5. The stopper device with a spring device for hole processing according to claim 1, wherein: the groove is formed in the middle of the first side edge retaining portion, and the boss is correspondingly arranged in the middle of the limiting block.