CN217682719U

CN217682719U - Wear-resistant bolt

Info

Publication number: CN217682719U
Application number: CN202221044153.2U
Authority: CN
Inventors: 苗军
Original assignee: Wuxi Deruikang Machinery Co ltd
Current assignee: Wuxi Deruikang Machinery Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-10-28
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a stand wear and tear bolt, including the bolt head, the screw rod is installed to the downside of bolt head, and the surface of bolt head sets up flutedly to the hole has been seted up on the surface of recess, the small opening has been seted up on the surface of screw rod, the inside of recess is provided with the turning block, and the surface of turning block is connected with the threaded rod to the fixed surface of threaded rod installs the bearing, first spout has been seted up to the inside of screw rod, and the inside of first spout is provided with the sliding block, the second spout has all been seted up on the surface of first spout both sides. This stand wear and tear bolt through setting up recess, hole and small opening, after using the bolt fastening work piece, conveniently pours lubricating oil into the recess in, lubricating oil can flow through the hole on recess surface, to the small opening in, the surface of bolt can be flowed to the oil in the small opening, lubricates the bolt, when making bolt and work piece friction, promotes the wearability of bolt, has promoted the practicality of device.

Description

Wear-resistant bolt

Technical Field

The utility model relates to a relevant technical field of bolt specifically is a stand wear and tear bolt.

Background

Bolts are quite common in everyday life. The bolt with the large size is needed due to the fact that extremely stable connection strength is needed in large equipment, the traditional bolt is composed of a bolt body and a bolt head, external threads are arranged on the outer peripheral wall of the bolt body, and the bolt body is connected with screw holes in workpieces in a threaded mode to achieve a fixing effect.

The existing bolt is poor in wear resistance, when mechanical equipment or other objects are connected, the diameter of the bolt is reduced due to the fact that the bolt is not wear-resistant, so that loosening or breakage is caused, loss of the mechanical equipment is caused, working efficiency is affected, and when the bolt is connected on the mechanical equipment or other objects for a long time, the bolt can fall off and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand wear and tear bolt to it is not good to propose current bolt stand wear and tear performance among the above-mentioned background art to solve, when connecting mechanical equipment or other objects, often leads to the diameter of bolt to diminish because of the wearability that does not of bolt, thereby not hard up or fracture, causes mechanical equipment's loss, influences work efficiency, and when the bolt is connected on mechanical equipment or other objects for a long time, the condition that can appear droing, problem of inconvenient use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stand wear and tear bolt, includes the bolt head, the screw rod is installed to the downside of bolt head, and the surface of bolt head sets up flutedly to the hole has been seted up on the surface of recess, the small groove has been seted up on the surface of screw rod, the inside of recess is provided with the turning block, and the surface connection of turning block has the threaded rod to the fixed surface of threaded rod installs the bearing, first spout has been seted up to the inside of screw rod, and the inside of first spout is provided with the sliding block, the second spout has all been seted up on the surface of first spout both sides, and the inside of second spout is provided with the movable block, the surface connection of movable block one side has the cone, and the surface mounting of movable block has the fixed plate, the surface of fixed plate is provided with the spring.

The hole penetrates through the bolt head, the hole is communicated with the leakage groove, and the bolt head and the screw rod are both made of aluminum alloy materials.

The connection mode of the turning block and the groove is in rotating connection, the connection mode of the turning block and the threaded rod is in welding, and the connection mode of the bearing on the surface of the threaded rod and the bolt head is in fixed connection.

Adopt threaded connection's mode to be connected between threaded rod and the sliding block, and constitute sliding structure between sliding block and the first spout to the sliding block all is the rectangle setting with first spout.

The moving block is connected with the second sliding groove in a sliding connection mode, and the surface of one side of the moving block is inclined.

The moving block is connected with the fixed plate in a welding mode, the fixed plate is fixedly connected with the spring in a connecting mode, and the other side of the spring is fixedly connected with the inner wall of the second sliding chute.

Compared with the prior art, the beneficial effects of the utility model are that: this stand wear and tear bolt can promote the wear resistance of bolt body to can avoid the condition that the bolt drops effectively, promote the practicality of device.

1. Through setting up recess, hole and small opening, after using the bolt fastening work piece, conveniently pour lubricating oil into in the recess, lubricating oil can flow through the hole on recess surface, to the small opening in, the surface of bolt can be flowed to the oil in the small opening, lubricates the bolt, when making bolt and work piece friction, promotes the wearability of bolt, has promoted the practicality of device.

2. Through setting up turning block, threaded rod, sliding block, movable block and cone, the turning block drives the threaded rod and rotates, drives the sliding block in first spout when the threaded rod pivoted, and the sliding block removes through the movable block of lopsidedness, and the movable block drives the cone on surface simultaneously and removes, conveniently bores the inside of work piece with the cone of both sides, can avoid the phenomenon that the bolt drops effectively.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the structure of the groove and the hole of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 4 is an enlarged schematic view of the part A of FIG. 3 according to the present invention;

fig. 5 is a schematic diagram of the moving block structure of the present invention.

In the figure: 1. a bolt head; 2. a screw; 3. a groove; 4. a hole; 5. a leak groove; 6. rotating the block; 7. a threaded rod; 8. a bearing; 9. a first chute; 10. a slider; 11. a second chute; 12. a moving block; 13. a cone; 14. a fixing plate; 15. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a stand wear and tear bolt, including bolt head 1, for the convenience wear resistance of lifting bolt, can install screw rod 2 at the downside of bolt head 1, and the surface of bolt head 1 sets up flutedly 3, and hole 4 has been seted up on the surface of recess 3, the small opening 5 has been seted up on the surface of screw rod 2, hole 4 runs through bolt head 1, and communicate each other between hole 4 and the small opening 5, bolt head 1 and screw rod 2 all adopt the aluminum alloy material, lubricating oil conveniently passes through hole 4, flow into in the small opening 5, lubricating oil passes through the thread groove on bolt surface, flow on the surface of screw rod 2, conveniently lubricate screw rod 2, reduce the coefficient of friction when screw rod 2 contacts with the work piece, lifting bolt's wearability, bolt head 1 and screw rod 2 all adopt the aluminum alloy material, can make the bolt more wear-resisting, whole lifting bolt's wearability.

Referring to fig. 3-5, in order to avoid the bolt falling after a long time, a turning block 6 may be disposed inside the groove 3, a threaded rod 7 is connected to a surface of the turning block 6, a bearing 8 is fixedly mounted on a surface of the threaded rod 7, the turning block 6 is rotatably connected to the groove 3, the turning block 6 is welded to the threaded rod 7, the bearing 8 on the surface of the threaded rod 7 is fixedly connected to the bolt head 1, so that the threaded rod 7 is driven to rotate by screwing the turning block 6, a first sliding groove 9 is formed inside the screw 2, a sliding block 10 is disposed inside the first sliding groove 9, the threaded rod 7 is connected to the sliding block 10 by a screw, a sliding structure is formed between the sliding block 10 and the first sliding groove 9, the sliding block 10 and the first sliding groove 9 are both rectangular, so that the sliding block 10 is conveniently limited when the sliding block 7 rotates, the sliding block 10 is driven to move up and down in the first sliding groove 9, a second sliding block 11 is formed on surfaces on both sides of the first sliding groove 9, a moving block 12 is disposed inside the second sliding block 11, a surface on one side of the second sliding block 12 is connected to a cone 12, a moving block 12 is disposed on a surface of a moving plate, and a workpiece is disposed on a moving plate 14, and a workpiece is disposed on a moving plate 14, and a moving plate is disposed on a side of the sliding block 12, and a moving plate 14 is disposed on a moving mechanism for driving the sliding block 12, and the fixed plate 14 is fixedly connected with the spring 15, and the other side of the spring 15 is fixedly connected with the inner wall of the second chute 11, when the bolt is disassembled, the fixed plate 14, the moving block 12 and the cone 13 are driven to rebound by the elastic force of the spring 15, so that the cone 13 is not clamped in the workpiece, and the bolt is conveniently taken down.

The working principle is as follows: firstly, when the bolt is used, after the bolt is used for fixing a workpiece, lubricating oil can be poured into the groove 3, the lubricating oil in the groove 3 can flow on the surface of the leakage groove 5 through the hole 4 in the surface of the groove 3, and the lubricating oil on the surface of the leakage groove 5 can flow on the surface of the screw 2 through the thread groove in the surface of the screw 2, so that the lubricating performance of the screw 2 is better, and the bolt is more lubricated when being connected with the workpiece.

The rotating block 6 in the rotating groove 3 can drive the threaded rod 7 to rotate in the first sliding groove 9, the threaded rod 7 can drive the sliding block 10 to slide up and down while rotating, the sliding block 10 can drive the moving blocks 12 on two sides to move towards two sides and abut against the moving blocks 12 while moving, the moving blocks 12 can drive the fixing plate 14 on the surface to move towards one side while moving, the fixing plate 14 drives the spring 15 to deform, the moving blocks 12 can drive the cone 13 on the surface to move, the cone 13 can drill into the workpiece, long-time bolt falling is avoided, when the bolt is disassembled, the rotating block 6 is reversely rotated, the sliding block 10 can be conveniently moved upwards, the sliding block 10 cannot abut against the moving block 12, the fixing plate 14 and the moving block 12 can be driven to rebound through the elastic force of the spring 15, the cone 13 cannot be clamped into the workpiece, the bolt can be conveniently taken down, the whole working process is the above, and the contents which are not described in detail in the specification belong to the prior art known by the professional technical personnel in the field.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wear-resistant bolt comprising a bolt head (1), characterized in that: screw rod (2) are installed to the downside of bolt head (1), and the surface of bolt head (1) is seted up fluted (3) to hole (4) have been seted up on the surface of recess (3), leaking groove (5) have been seted up on the surface of screw rod (2), the inside of recess (3) is provided with turning block (6), and the surface of turning block (6) is connected with threaded rod (7), and the fixed surface of threaded rod (7) installs bearing (8), first spout (9) have been seted up to the inside of screw rod (2), and the inside of first spout (9) is provided with sliding block (10), second spout (11) have all been seted up on the surface of first spout (9) both sides, and the inside of second spout (11) is provided with movable block (12), the surface of movable block (12) one side is connected with cone (13), and the surface mounting of movable block (12) has fixed plate (14), the surface of fixed plate (14) is provided with spring (15).

2. A wear resistant bolt as defined in claim 1 wherein: the hole (4) penetrates through the bolt head (1), the hole (4) and the leakage groove (5) are communicated with each other, and the bolt head (1) and the screw rod (2) are made of aluminum alloy materials.

3. A wear-resistant bolt as defined in claim 1, wherein: the connection mode of the turning block (6) and the groove (3) is in rotating connection, the connection mode of the turning block (6) and the threaded rod (7) is in welding, and the connection mode of the bearing (8) on the surface of the threaded rod (7) and the bolt head (1) is in fixed connection.

4. A wear-resistant bolt as defined in claim 1, wherein: threaded rod (7) and sliding block (10) are connected with each other in a threaded connection mode, a sliding structure is formed between sliding block (10) and first sliding groove (9), and sliding block (10) and first sliding groove (9) are arranged in a rectangular mode.

5. A wear resistant bolt as defined in claim 1 wherein: the moving block (12) is connected with the second sliding groove (11) in a sliding connection mode, and the surface of one side of the moving block (12) is inclined.

6. A wear resistant bolt as defined in claim 1 wherein: the moving block (12) and the fixed plate (14) are connected in a welding mode, the fixed plate (14) and the spring (15) are connected in a fixed mode, and the other side of the spring (15) is fixedly connected with the inner wall of the second sliding chute (11).