Novel auxiliary device for pressing and fixing bolts

Abstract

The utility model discloses a novel fixing bolt pressing auxiliary device in the technical field of fixing bolts, which comprises a bearing seat, a flange sleeve is mounted on one side of the bearing seat, a push plate is mounted on the inner side of the bearing seat, and a pressing piece for pressing a fixing bolt is mounted on the inner side of the bearing seat. The bearing seat and the flange sleeve are installed through a plurality of bolts, the pressing piece provides pressure and free rotating force when the bolts are locked, it is ensured that the bolts can normally enter an installation structure, the device can be connected with any mechanical equipment such as an industrial robot, a collaborative robot and a special machine, installation is easy and convenient, use is easy and convenient, the structure is simple and convenient, and under the severe working condition, the service life is long. Bolt connection is not prone to loosening, and the overall stability of the structure is remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of fixed bolt, specifically to a novel compression fixed bolt auxiliary device. BACKGROUND

[0002] At present, bolt connection is widely used in mechanical equipment, because of the influence of vibration and load change, the bolt is easy to loosen, causes unstable connection, and the conventional fastening mode often is difficult to realize uniform pressure distribution, leads to local stress concentration, needs manual adjustment bolt position, cannot truly solve the problem of bolt loosening and unstable connection, therefore needs to design a novel compression fixed bolt auxiliary device to solve the above problems. UTILITY MODEL CONTENTS

[0003] The utility model discloses a novel compression fixed bolt auxiliary device to solve the problem of the above background art.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a novel compression fixed bolt auxiliary device, including bearing seat, the one side of bearing seat is installed with flange sleeve, the inner side of bearing seat is installed with push board, the inner side of bearing seat is installed with the compression piece for compression fixed bolt, and the bearing seat is installed with flange sleeve through a plurality of bolts.

[0005] Preferably, the compression piece includes two angular contact ball bearings installed on the inner side of the bearing seat and sleeved on the outer side of the push plate, one side of the push plate is connected with an extension rod, a spring is sleeved on the outer side of the extension rod, a linear bearing is installed on the inner side of the bearing seat and close to the other end, a pressing plate is installed on the inner side of the linear bearing, one side of the pressing plate is connected with a sliding column, a compression head is embedded in one end of the sliding column, the end of the compression head is hexagonal concave, the two ends of the spring are fixedly connected with the pressing plate and the push plate respectively, and the linear bearing is installed with the bearing seat through a plurality of bolts.

[0006] Preferably, two bolt rods are installed on the outer side of the sliding column, two lock grooves are formed in the outer side of the compression head, and the bolt rods are screwed with the sliding column.

[0007] Preferably, a tool side plate is installed on the other side of the flange sleeve, a groove is formed in the inner side of the tool side plate, and the tool side plate is installed with the flange sleeve through a plurality of bolts.

[0008] Preferably, a buckle ring is installed on the other side of the push plate and outside the angular contact ball bearing, an embedding groove is formed in the outer side of the push plate, and the buckle ring is C-shaped.

[0009] Preferably, three rectangular portions are arranged circumferentially by cutting the tool side plate.

[0010] The other side of the pressing plate is connected with a fixing rod which is located inside the spring.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The pressure provided by the pressing part and the free rotating force when the bolt is locked ensure that the bolt can normally enter the installation structure and can be connected with any mechanical equipment, such as an industrial robot, a collaborative robot, a special machine and the like, and the installation, use and structure are simple, the bolt connection is not easy to loosen under harsh working conditions, and the overall stability of the structure is significantly improved.

[0013] 2. The two angular contact ball bearings are sleeved outside the push plate to limit and fix the push plate, the spring can be self-adaptively adjusted under different loads, the stable pressing effect is ensured, and the linear bearing in the bearing seat can limit and fix and rotationally connect the sliding column on one side of the pressing plate. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of the overall structure of the utility model;

[0015] Figure 2 It is a left view of the overall structure of the utility model; Figure One ;

[0016] Figure 3 It is a left view of the overall structure of the utility model; Figure Two ;

[0017] Figure 4 It is a structure schematic view of the push plate, the angular contact ball bearing, the spring, the pressing plate, the sliding column, the buckle ring and the embedded groove in the overall structure of the utility model;

[0018] Figure 5 It is a structure schematic view of the pressing plate, the sliding column, the pressing head, the bolt rod, the lock slot and the fixing rod in the overall structure of the utility model.

[0019] In the drawing: 1, bearing seat; 2, flange sleeve; 3, push plate; 4, angular contact ball bearing; 5, extension rod; 6, spring; 7, linear bearing; 8, pressing plate; 9, sliding column; 10, pressing head; 11, bolt rod; 12, lock slot; 13, tool side plate; 14, recess; 15, buckle ring; 16, embedded groove; 17, rectangular part; 18, fixing rod. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] Embodiment one

[0022] Please refer to Figures 1-5 The utility model provides a novel compression fixed bolt auxiliary device, including bearing seat 1, bearing seat 1 one side is installed with flange sleeve 2, bearing seat 1 inner side is installed with push plate 3, bearing seat 1 inner side is installed with the compression spare for compression fixed bolt, flange sleeve 2 other side is installed with tool side plate 13, recess 14 is set up in tool side plate 13 inner side, three rectangular parts 17 of circumferential arrangement are cut out in tool side plate 13, tool side plate 13 and flange sleeve 2 are installed through a plurality of bolts, bearing seat 1 and flange sleeve 2 are installed through a plurality of bolts.

[0023] Among them, flange sleeve 2 is installed and fixed with tool side plate 13 through bolt, provides pressure and free rotation force when compression spare locks bolt, ensures that bolt can normally enter installation structure, three rectangular parts 17 of tool side plate 13 outside can increase contact area, and can connect any mechanical equipment, such as industrial robot, collaborative robot etc., and install simply, bolt connection is not easy to loosen under harsh working conditions, significantly improve the overall stability of structure.

[0024] Specifically, the compression spare includes two angular contact ball bearings 4 installed on the inner side of the bearing seat 1 and sleeved on the outer side of the push plate 3, an extension rod 5 connected to one side of the push plate 3, a spring 6 sleeved on the outer side of the extension rod 5, a linear bearing 7 on the inner side of the bearing seat 1 and close to the other end, a pressing plate 8 installed on the inner side of the linear bearing 7, a sliding column 9 connected to one side of the pressing plate 8, a compression head 10 embedded at one end of the sliding column 9, a clasp 15 installed on the other side of the push plate 3 and outside the angular contact ball bearing 4, an embedding groove 16 formed on the outer side of the push plate 3, a fixing rod 18 connected to the other side of the pressing plate 8, the fixing rod 18 located inside the spring 6, the clasp 15 is C-shaped, the end of the compression head 10 is hexagonal concave, the spring 6 is fixedly connected to the pressing plate 8 and the push plate 3 at both ends respectively, and the linear bearing 7 is installed with the bearing seat 1 through a plurality of bolts.

[0025] The buckle ring 15 can be buckled in the embedded groove 16 outside the push plate 3, and the buckle ring 15 can fix the two angular contact ball bearings 4, the extension rod 5 and the fixed rod 18 inside the spring 6 can guide and support the spring 6, prevent the spring 6 from twisting or shaking, the two angular contact ball bearings 4 are sleeved outside the push plate 3 to limit and fix the push plate 3, the spring 6 can realize self-adaptive adjustment under different loads, ensure stable pressing effect, the linear bearing 7 in the bearing seat 1 can limit and fix and rotate the sliding column 9 on one side of the pressing plate 8.

[0026] More specifically, the sliding column 9 outside is provided with two bolt rods 11, the pressing head 10 outside is provided with two locking grooves 12, the bolt rod 11 is screwed with the sliding column 9.

[0027] Need to supplement, the bolt rod 11 is screwed with the sliding column 9, then the bolt rod 11 is inserted into the locking groove 12 outside the pressing head 10, the two bolt rods 11 can be installed and fixed to the pressing head 10, prevent the pressing head 10 from shifting or separating.

[0028] Working principle: first, the spring 6 is put into the bearing seat 1, the two angular contact ball bearings 4 are sleeved outside the push plate 3, the buckle ring 15 is buckled in the embedded groove 16 to buckle and fix the angular contact ball, then the extension rod 5 and the fixed rod 18 on one side of the push plate 3 are located outside the spring 6, then the spring 6 extrudes and pushes the pressing head 10 at one end of the sliding column 9 through the pressing plate 8, and then the two bolt rods 11 are screwed and inserted into the locking groove 12 on one side of the pressing head 10.

[0029] The contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0030] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A new type of compression fixing bolt auxiliary device, comprising a bearing seat (1), characterized in that: The bearing seat (1) is provided with a flange sleeve (2) on one side, a push plate (3) is installed on the inner side of the bearing seat (1), a pressing part is installed on the inner side of the bearing seat (1) for pressing the fixing bolt, and the bearing seat (1) and the flange sleeve (2) are installed through a plurality of bolts.

2. A new type of compression fixing bolt auxiliary device according to claim 1, characterized in that: The pressing part comprises two angular contact ball bearings (4) installed on the inner side of the bearing seat (1) and sleeved on the outer side of the push plate (3), an extension rod (5) connected on one side of the push plate (3), a spring (6) sleeved on the outer side of the extension rod (5), a linear bearing (7) on the inner side of the bearing seat (1) and close to the other end, a pressing plate (8) installed on the inner side of the linear bearing (7), a sliding column (9) connected on one side of the pressing plate (8), a pressing head (10) embedded on one end of the sliding column (9), the end of the pressing head (10) is hexagonal concave, the spring (6) is fixedly connected with the pressing plate (8) and the push plate (3) at both ends respectively, and the linear bearing (7) is installed with the bearing seat (1) through a plurality of bolts.

3. A new type of compression fixing bolt auxiliary device according to claim 2, characterized in that: The outer side of the sliding column (9) is provided with two bolt rods (11), the outer side of the pressing head (10) is provided with two lock grooves (12), and the bolt rod (11) is screwed with the sliding column (9).

4. A new type of compression fixing bolt auxiliary device according to claim 2, characterized in that: The other side of the flange sleeve (2) is provided with a tool side plate (13), the inner side of the tool side plate (13) is provided with a groove (14), and the tool side plate (13) is installed with the flange sleeve (2) through a plurality of bolts.

5. A new type of compression fixing bolt auxiliary device according to claim 2, characterized in that: The other side of the push plate (3) and outside the angular contact ball bearing (4) is provided with a clasp (15), and the outer side of the push plate (3) is provided with an embedding groove (16).

6. A new type of compression fixing bolt auxiliary device according to claim 4, characterized in that: The tool side plate (13) is cut with three rectangular parts (17) arranged in a circle.

7. A new type of compression fixing bolt auxiliary device according to claim 2, characterized in that: The other side of the pressing plate (8) is connected with a fixing rod (18), and the fixing rod (18) is located on the inner side of the spring (6).

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