CN219254025U

CN219254025U - Double-lug supporting plate self-locking nut mounting device

Info

Publication number: CN219254025U
Application number: CN202320005554.5U
Authority: CN
Inventors: 赵蒙; 高新乐; 刘丽珍; 李会杰; 刘建功; 吕传富; 张超; 董荣波; 任海猛; 多海山
Original assignee: Hebei Taihang Machinery Industries Co ltd
Current assignee: Hebei Taihang Machinery Industries Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-06-27
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a double-lug support plate self-locking nut mounting device which comprises a support body, a compression bolt, a rotary rod, a fixed block and a compression block, wherein the support body is in a vertical column shape, a U-shaped opening with an opening facing left is formed in the middle of the support body, and a threaded hole penetrating up and down is formed in the top of the support body; the compression bolt is matched with the threaded hole, and a horizontal through round hole is formed in the bolt head of the compression bolt; the rotating rod penetrates through the round hole; the fixed block is arranged at the bottom of the U-shaped opening; the compressing block is placed on the upper side of the fixed block. According to the utility model, the screw thread fit between the compression bolt and the support body is utilized, when the compression bolt rotates, the lower end of the compression bolt gradually abuts against the compression block, and then the rivet is riveted through the compression block and the fixed block.

Description

Double-lug supporting plate self-locking nut mounting device

Technical Field

The utility model relates to the technical field of self-locking nut installation, in particular to a double-lug supporting plate self-locking nut installation device.

Background

The utility model provides a ears layer board self-locking nut is one kind of self-locking nut, the wide application is in all kinds of mechanical equipment, and it mainly includes main part nut and locates main part nut both sides and with main part nut integrated into one piece's layer board, has offered the screw hole on the main part nut, and the symmetry is equipped with the mounting hole on two layer boards, needs during the installation with the mounting hole with wait to install prefabricated hole on the piece and align it to fix it with the rivet, traditional ears layer board self-locking nut mounting process is: 1. firstly, punching at a position where the double-lug support plate self-locking nut is to be installed, 2, aligning the installation hole of the double-lug support plate self-locking nut with a prefabricated hole, and installing two rivets into the installation holes at corresponding positions; 3. then the backing plate is flatly laid on a workbench, meanwhile, the cone cap of the rivet is pressed on the backing plate, and finally, the rivet is riveted by utilizing a punch and a hammer.

The traditional mounting mode can only be used for a part with a wider position and no interference area, and the mounting of the double-lug support plate self-locking nut can not be performed under the condition that the traditional tool punch and the hammer cannot be used under the condition that the space is limited and the interference area exists. Therefore, it is necessary to design a device for mounting the double-lug support plate self-locking nut in a narrow space against the defects of the prior art.

Disclosure of Invention

In order to overcome the shortcoming that traditional instrument and mounted position interfere the time, can't carry out the installation of ears layer board self-locking nut, the utility model discloses a device that also can install ears layer board self-locking nut in narrow and small space.

The utility model provides a ears layer board auto-lock nut installation device, includes supporter, hold-down bolt, rotary rod, fixed block and hold-down block, the supporter is the column, is equipped with the U-shaped opening that the opening is left in the middle part of the supporter, the top of supporter is provided with the screw hole that runs through from top to bottom; the compression bolt is matched with the threaded hole, and a horizontal through round hole is formed in the bolt head of the compression bolt; the rotating rod penetrates through the round hole; the fixed block is arranged at the bottom of the U-shaped opening; the compressing block is arranged on the upper side of the fixed block; the lower end of the threaded hole is communicated with the U-shaped notch.

Further stated, the bolt head upside of the said hold-down bolt is provided with the adjusting screw, the said adjusting screw's lower end extends into round hole and abuts the side wall of the rotary rod.

Further stated, the said hold-down block has ladder hole that runs through from top to bottom, the central line of the said ladder hole coincides with central line of the vertical direction of the hold-down block, there are pre-tightening screw rods in the said ladder hole, the upper aperture of the said ladder hole is greater than the screw head diameter of the pre-tightening screw rod, the lower aperture of the said ladder hole is greater than the screw diameter of the pre-tightening screw rod, smaller than the screw head diameter of the pre-tightening screw rod; when the self-locking nut is installed, the pre-tightening screw rod is in threaded fit with the self-locking nut.

Further stated, the stepped bore has an upper bore depth greater than a height of the screw head of the pretensioned screw.

Further stated, the fixed block is provided with a notch hole, and the opening direction of the notch hole is consistent with the direction of the U-shaped notch.

Further stated, the aperture of the notched hole is greater than the outer diameter of the self-locking nut.

Further illustratively, the support body is made of an alloy steel.

The beneficial effects of the utility model are as follows:

1. the device utilizes the screw thread fit between hold-down bolt and the supporter, and when hold-down bolt rotated, hold-down bolt's lower extreme was supported tightly the tight piece gradually, and rethread compact heap and fixed block are riveted the rivet tightly, for using punch and hammer cooperation with the installation of rivet riveting tightly, this device can be adapted to narrow and small space, and application range is wider.

2. The rotating rod of the device is provided with the self-locking nut in advance through the pre-tightening screw rod, and for the self-locking nuts with different apertures, different pre-tightening screw rods can be selected.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of a compression block and a pre-tightening screw of the present utility model;

FIG. 3 is a schematic perspective view of a fixed block according to the present utility model;

fig. 4 is a schematic view of a part of the structure of the present utility model when the self-locking nut is installed.

The reference symbols in the drawings: 1: adjusting screw, 2: compression bolt, 3: rotating rod, 4: support body, 5: fixed block, 6: a compaction block, 7: pretension screw rod, 8: self-locking nut, 9: and (5) a rivet.

Detailed Description

The utility model will be further described with reference to specific examples, illustrative examples and illustrations of which are provided herein to illustrate the utility model, but are not to be construed as limiting the utility model. In this embodiment, the front side of the device is shown in fig. 1.

Example 1

The utility model provides a ears layer board auto-lock nut installation device, as shown in fig. 1 and 4, including supporter 4, supporter 4 is cuboid form in this embodiment, supporter 4 is made by alloy steel, and its height is greater than length and width, and the opening has been seted up in the middle part left side of supporter 4, the opening direction of opening is left-hand, and when looking this device, the opening shape is the U-shaped that is horizontal, and the shape of whole supporter 4 is similar to ancient copper lock, and supporter 4 left side U-shaped opening district is the processing part, and right side entity part is the supporting part, and hold-down bolt 2 installs the upper portion in U-shaped opening district, is provided with the screw hole that runs through from top to bottom at supporter 4, and this screw hole and hold-down bolt 2 screw thread fit, hold-down bolt 2 includes the screw rod portion that is used for compressing tightly compact heap 6 and is used for installing rotary rod 3, be provided with the round hole that runs through horizontally on the bolt head of hold-down bolt 2; the round hole is used for installing the rotary rod 3, after the rotary rod 3 is inserted into the round hole, the compression bolt 2 can be rotated by rotating the rotary rod 3, and as the compression bolt 2 is in threaded fit with the threaded hole, the compression bolt 2 can be screwed in up and down and rotate clockwise when the rotary rod 3 is rotated, and the compression bolt 2 moves downwards, otherwise moves upwards; the fixed block 5 is arranged at the bottom of the U-shaped opening; when the double-lug support plate self-locking nut is used, the upper side of the fixed block 5 is abutted with the lower side of the double-lug support plate self-locking nut, and the compressing block 6 is placed on the upper side of the fixed block 5; when the double-lug self-locking nut is used, the lower side of the compression block 6 is abutted with the upper side of the double-lug self-locking nut, the lower end of the compression bolt 2 is abutted with the upper side of the compression block 6, and the rivet 9 arranged on the double-lug self-locking nut is clamped by the fixing block 5 and the compression block 6 by screwing the compression bolt 2, so that the double-lug self-locking nut is installed after the rivet is riveted.

As shown in fig. 1, the lower end of the threaded hole is communicated with the U-shaped opening, and specifically, the center line of the threaded hole coincides with the center line of the U-shaped opening in the vertical direction.

As shown in fig. 2, the pressing block 6 is provided with a through stepped hole from top to bottom, the stepped hole comprises an upper hole and a lower hole, the aperture of the upper hole is larger than the aperture of the lower hole, the center line of the stepped hole coincides with the center line of the pressing block 6 in the vertical direction, a pre-tightening screw 7 is arranged in the stepped hole, the pre-tightening screw 7 is in clearance fit with the stepped hole, specifically, the upper aperture of the stepped hole is larger than the diameter of the screw head of the pre-tightening screw 7, the lower aperture of the stepped hole is larger than the diameter of the screw head of the pre-tightening screw 7 and smaller than the diameter of the screw head of the pre-tightening screw 7, and the depth of the upper hole of the stepped hole is larger than the height of the screw head of the pre-tightening screw 7, so that the lower end of the pre-tightening screw 7 is not contacted with the upper side of the pressing block 6 when contacting, the pre-tightening screw 7 is uniformly stressed.

The upper and lower bottom surfaces of the compaction block 6 are flat; the compaction block 6 is a wear part and is made of wear-resistant material.

When the self-locking nut 8 is installed, the pre-tightening screw rod 7 is in threaded fit with the self-locking nut 8, the self-locking nut 8 is firstly required to be pre-installed at the position to be installed, and then the self-locking nut 8 can be riveted, so that the self-locking nut 8 is pre-installed through the pre-tightening screw rod 7 in advance.

The mounting step of the double-lug supporting plate self-locking nut comprises the following steps: firstly, corresponding holes are manufactured on the installation positions of the self-locking nuts 8, a through hole aligned with the threaded holes of the self-locking nuts 8 is manufactured, two through holes corresponding to the installation holes on the self-locking nuts 8 are symmetrically manufactured along the holes, then the compression block 6 and the double-lug supporting plate self-locking nuts 8 are fixed at corresponding positions through the pre-tightening screw rods 7 and the rivets 9, the rotary rod 3 is rotated to press down the compression bolts 2, the downward force of the compression bolts 2 is finally converted into the force of the compression block 6 and the fixing block 5 to press the rivets 9, and finally the rivets 9 are compressed and compacted.

Example 2

As shown in FIG. 1, this embodiment is substantially the same as embodiment 1 except that

The upper side of the bolt head of the compression bolt 2 is provided with an adjusting screw 1, and the lower end of the adjusting screw 1 extends into the round hole and is abutted to the side wall of the rotating rod 3. The rotary rod 3 can be preloaded and adjusted by the adjusting screw 1, so that the rotary rod 3 can be rotated more effort-saving.

The working principle of this embodiment is basically the same as that of embodiment 1, and will not be described here again.

Example 3

As shown in FIG. 3, this embodiment is substantially the same as embodiment 1 except that

In order to facilitate installation, the lower end of the pre-tightening screw 7 is too long, so that the upper side of the fixed block 5 interferes with the lower end of the pre-tightening screw 7, and a notch hole is formed in the fixed block 5, and the hole diameter of the notch hole is larger than the outer diameter of the self-locking nut 8, so that the pre-tightening screw 7 can extend into the notch hole, and the upper side of the fixed block 5 is contacted with the lower side of the self-locking nut 8 and the lower end of the rivet 9, so that riveting of the self-locking nut 8 is completed.

The opening direction of the notch hole is consistent with the direction of the U-shaped notch. The upper bottom surface of the fixed block 5 is flat, and the fixed block 5 is made of wear-resistant materials.

The above embodiments are only preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent modifications made by the appended claims shall be included in the scope of the present utility model.

In the present utility model, the terms "first," "second," "third," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance: the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The above terms are understood in the specific meaning of the present utility model according to circumstances, for those of ordinary skill in the art.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model. At present, the technical scheme of the utility model has been subjected to pilot-scale experiments, namely smaller scale experiments of products before large-scale mass production; after the pilot test is completed, the use investigation of the user is performed in a small range, and the investigation result shows that the user satisfaction is higher; now, the preparation of the formal production of the product for industrialization (including intellectual property risk early warning investigation) is started.

Claims

1. A double-lug support plate self-locking nut mounting device is characterized in that: the novel hydraulic support comprises a support body (4), a compression bolt (2), a rotary rod (3), a fixed block (5) and a compression block (6), wherein the support body (4) is in a vertical column shape, a U-shaped opening with an opening facing left is formed in the middle of the support body (4), and a threaded hole penetrating through the top of the support body (4) vertically is formed; the compression bolt (2) is matched with the threaded hole, and a horizontal through round hole is formed in the bolt head of the compression bolt (2); the rotating rod (3) penetrates through the round hole; the fixing block (5) is arranged at the bottom of the U-shaped opening; the compressing block (6) is arranged on the upper side of the fixed block (5); the lower end of the threaded hole is communicated with the U-shaped notch.

2. The binaural pallet self-locking nut mounting device of claim 1, characterized by: the upper side of the bolt head of the compression bolt (2) is provided with an adjusting screw (1), and the lower end of the adjusting screw (1) extends into the round hole and is abutted to the side wall of the rotating rod (3).

3. The binaural pallet self-locking nut mounting device of claim 2, characterized by: the pressing block (6) is provided with a penetrating stepped hole from top to bottom, the central line of the stepped hole coincides with the central line of the pressing block (6) in the vertical direction, a pre-tightening screw (7) is arranged in the stepped hole, the upper aperture of the stepped hole is larger than the screw head diameter of the pre-tightening screw (7), and the lower aperture of the stepped hole is larger than the screw diameter of the pre-tightening screw (7) and smaller than the screw head diameter of the pre-tightening screw (7); when the self-locking nut (8) is installed, the pre-tightening screw (7) is in threaded fit with the self-locking nut (8).

4. A binaural pallet self-locking nut mounting device according to claim 3, characterized in that: the upper hole depth of the stepped hole is larger than the height of the screw head of the pre-tightening screw (7).

5. The binaural pallet self-locking nut mounting device of claim 4, wherein: the fixing block (5) is provided with a notch hole, and the opening direction of the notch hole is consistent with the direction of the U-shaped notch.

6. The binaural pallet self-locking nut mounting device of claim 5, wherein: the aperture of the notch hole is larger than the outer diameter of the self-locking nut (8).

7. The binaural pallet self-locking nut mounting device of claim 6, characterized by: the support body (4) is made of alloy steel.