CN215658691U - Positioning device for mechanical maintenance - Google Patents

Abstract

The utility model discloses a positioning device for mechanical maintenance, and belongs to the technical field of positioning devices. The utility model provides a positioner is used in mechanical maintenance, includes bottom plate, first fixed plate, first simulation piece, second simulation piece, still includes: the fixed blocks are symmetrically and fixedly connected to the first fixed plate; the rotating shaft rotates between the two groups of fixed blocks; the helical gears are symmetrically and fixedly connected to the rotating shaft, wherein the directions of the threads on the two groups of helical gears are opposite; the abutting column is connected to the first fixing plate in a penetrating and sliding manner; according to the utility model, the two groups of bevel gears are respectively meshed with the abutting columns, the threads on the two groups of bevel gears are oppositely arranged, and the rotating shaft can slide on the fixed block and abut against the first simulation block and the second simulation block with different heights, so that the first simulation block and the second simulation block are fixed on the bottom plate, and are prevented from shaking, and the welding quality is further improved.

Description

Positioning device for mechanical maintenance

Technical Field

The utility model relates to the technical field of positioning devices, in particular to a positioning device for mechanical maintenance.

Background

Positioning: a means for quickly, conveniently and safely mounting the workpiece at any step in the process;

a clamp: the device is used for fixing the processing object to make the processing object occupy the correct position in the mechanical manufacturing process so as to receive construction or detection.

When need weld another part between two parts in mechanical maintenance, in order to accelerate welding speed and precision, need fix two pieces, then with the part welding on two parts, because part height is different, can not fix two parts of high difference simultaneously now, take place to rock when causing the welding, reduce welding quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that two parts with different heights cannot be fixed at the same time, so that shaking occurs during welding and the welding quality is reduced.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a positioner is used in mechanical maintenance, includes bottom plate, first fixed plate, first simulation piece, second simulation piece, still includes: the fixed blocks are symmetrically and fixedly connected to the first fixed plate; the rotating shaft rotates between the two groups of fixed blocks; the helical gears are symmetrically and fixedly connected to the rotating shaft, wherein the directions of the threads on the two groups of helical gears are opposite; the abutting column is connected to the first fixing plate in a penetrating and sliding mode, threads matched with the two groups of bevel gears are arranged on the abutting column, the abutting column is meshed with the bevel gears, and the abutting column is located above the first simulation block and the second simulation block; the gear body is connected to the rotating shaft in a sliding manner; and the rack is connected to the first fixing plate in a sliding mode, wherein the rack is meshed with the gear body.

In order to improve the fitting degree of the tight supporting column with the first simulation block and the second simulation block, preferably, one end of the tight supporting column is fixedly connected with a rubber pad, and the rubber pad is matched with the first simulation block and the second simulation block.

In order to improve the meshing degree of the rack and the gear and prevent the gear from being separated from the rack, preferably, the first fixing plate is fixedly connected with limiting blocks, and the limiting blocks are positioned on two sides of the gear body.

In order to improve the abutting degree of the abutting column, preferably, a second fixing plate is fixedly connected to the first fixing plate, a threaded rod is connected to the second fixing plate in a threaded mode, and one end of the threaded rod is rotatably connected to the rack.

In order to prolong the service life of the storage battery, furthermore, one end of the threaded rod, which is far away from the rack, is fixedly connected with a handle.

Compared with the prior art, the utility model provides a positioning device for mechanical maintenance, which has the following beneficial effects:

1. this positioner is used in mechanical maintenance drives rack and gear body meshing through rotating the threaded rod and rotates, and the drive supports tight post and moves down, can support first simulation piece, second simulation piece tightly simultaneously, avoids rocking, and then improves welding quality.

2. This positioner for mechanical maintenance supports tight post through two sets of helical gears meshing respectively, and the screw thread on two sets of helical gears is opposite setting, and the pivot can slide on the fixed block, can support first simulation piece, the second simulation piece of not co-altitude tightly, makes first simulation piece, second simulation piece fixed on the bottom plate, avoids rocking, and then makes welded quality improve.

3. This positioner for mechanical maintenance passes through the keyway through gear body and is connected with the pivot for gear body can follow the pivot and rotate, and also can slide in the pivot, can prevent that gear body and rack from breaking away from, has improved the stability of using.

Drawings

Fig. 1 is a schematic perspective view of a positioning device for mechanical maintenance according to the present invention;

FIG. 2 is a front view of a positioning device for mechanical maintenance according to the present invention;

FIG. 3 is a top view of a positioning device for mechanical maintenance in accordance with the present invention;

FIG. 4 is a schematic structural diagram of a positioning device for machine maintenance shown in FIG. 2;

FIG. 5 is a schematic structural diagram of a positioning device for machine maintenance shown in FIG. 3B;

FIG. 6 is a schematic structural diagram of a positioning device for machine maintenance shown in FIG. 3C;

fig. 7 is a schematic structural view of a fastening column of a positioning device for mechanical maintenance according to the present invention.

In the figure: 1. a base plate; 101. a fixed block; 102. a rotating shaft; 103. a helical gear; 104. a gear body; 105. tightly abutting against the column; 106. a rack; 107. a second fixing plate; 108. a threaded rod; 109. a handle; 2. a first fixing plate; 201. a rubber pad; 4. a limiting block; 5. a first analog block; 6. and a second analog block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1 to 7, a positioning device for mechanical maintenance includes a base plate 1, a first fixing plate 2, a first simulation block 5, a second simulation block 6, and further includes: the fixed blocks 101 are symmetrically and fixedly connected to the first fixed plate 2; the rotating shaft 102 rotates between the two groups of fixed blocks 101; the bevel gears 103 are symmetrically and fixedly connected to the rotating shaft 102, wherein the thread directions of the two groups of bevel gears 103 are opposite; the abutting column 105 is connected to the first fixing plate 2 in a penetrating and sliding mode, threads matched with the two groups of bevel gears 103 are arranged on the abutting column 105, the abutting column 105 is meshed with the bevel gears 103, and the abutting column 105 is located above the first simulation block 5 and the second simulation block 6; a gear body 104 slidably connected to the rotating shaft 102; a rack 106 slidably connected to the first fixing plate 2, wherein the rack 106 is engaged with the gear body 104;

the first simulation block 5 and the second simulation block 6 are used for simulating parts with two different heights for display;

a groove matched with the width of the rack 106 is formed in the first fixing plate 2, the rack 106 slides in the groove, and the section of the rack 106 is rectangular, so that when the threaded rod 108 is rotated, the rack 106 can be prevented from rotating along with the threaded rod 108, and the rack 106 is disengaged from the gear body 104;

when the heights of the first simulation block 5 and the second simulation block 6 are the same, the first simulation block 5 and the second simulation block 6 are placed below the abutting column 105, then the rack 106 is pulled towards the direction close to the second fixing plate 107, the rack 106 is meshed with the gear body 104 to rotate, then the two groups of bevel gears 103 drive the abutting column 105 to slide towards the directions of the first simulation block 5 and the second simulation block 6 and abut against the first simulation block 5 and the second simulation block 6, so that the first simulation block 5 and the second simulation block 6 are fixed on the bottom plate 1, threads on the abutting column 105 occupy one fourth of the section circumference of the abutting column 105, convex strips are fixed on two sides of the abutting column 105, grooves matched with the convex strips are formed in the first fixing plate 2, the abutting column 105 can be prevented from rotating when the bevel gears 103 are meshed with the abutting column 105, and the convex strips and the matched grooves refer to the graph 6;

when the second simulation block 6 is higher than the first simulation block 5, the rack 106 is pulled to drive the tightening post 105 to move downwards, one of the abutment posts 105 will preferably abut against the higher second simulation block 6, and then the two sets of bevel gears 103 together with the rotating shaft 102 will move towards the first simulation block 5, since the threads on the two sets of bevel gears 103 are oppositely arranged, therefore, when the two sets of bevel gears 103 slide and rotate, the corresponding abutting columns 105 of the second simulation block 6 are engaged more tightly by the corresponding bevel gears 103, so that the second simulation block 6 is abutted more tightly by the corresponding abutting columns 105, a certain movable gap is left between one end of the rotating shaft 102 and the fixed block 101, while the corresponding abutment post 105 of the first analog block 5 is laterally slid by the corresponding helical gear 103, the screw thread meshed on the bevel gear 103 drives the first simulation block 5 to approach again and tightly press the first simulation block 5;

the gear body 104 cannot move, and the gear body 104 is connected with the rotating shaft 102 through a key slot and a key block, so that the gear body 104 can rotate along with the rotating shaft 102 and can also slide on the rotating shaft 102, and the meshing of the gear body 104 and the rack 106 cannot be influenced;

when the tightening pillar 105 needs to be far away from the first simulation block 5 and the second simulation block 6, the rack 106 is pulled in the direction far away from the second fixing plate 107, so that the tightening pillar 105 moves upwards.

Example 2:

referring to fig. 1 to 7, a positioning device for machine maintenance, substantially the same as in embodiment 1, further comprising: one end of the abutting column 105 is fixedly connected with a rubber pad 201, and the rubber pad 201 is matched with the first simulation block 5 and the second simulation block 6;

can be with inseparabler of first simulation piece 5, the contact of second simulation piece 6 through rubber pad 201, can support tighter, make first simulation piece 5, second simulation piece 6 can not rock.

Example 3:

referring to fig. 1 to 7, a positioning device for machine maintenance, substantially the same as in embodiment 1, further comprising: the first fixing plate 2 is fixedly connected with a limiting block 4, and the limiting block 4 is positioned at two sides of the gear body 104;

the gear body 104 can be limited by the limiting block 4 when the rotating shaft 102 slides, and the gear body is prevented from being separated from the rack 106.

Example 4:

referring to fig. 1 to 7, a positioning device for machine maintenance, substantially the same as in embodiment 1, further comprising: a second fixing plate 107 is fixedly connected to the first fixing plate 2, a threaded rod 108 is connected to the second fixing plate 107 in a threaded manner, and one end of the threaded rod 108 is rotatably connected to the rack 106;

through rotating the threaded rod 108, the threaded rod 108 pushes the rack 106 or pulls the rack 106 to move, and meanwhile, the threaded rod 108 is in threaded connection with the second fixing plate 107, so that the rack 106 can be prevented from shaking under the influence of external force, the rotating shaft 102 can be prevented from rotating, and the fitting degree of the abutting column 105 with the first simulation block 5 and the second simulation block 6 can be influenced.

Example 5:

referring to fig. 1 to 7, a positioning device for machine maintenance, substantially the same as in embodiment 1, further comprising: one end of the threaded rod 108 far away from the rack 106 is fixedly connected with a handle 109;

turning the threaded rod 108 is facilitated by a handle 109.

According to the utility model, the two groups of bevel gears 103 are respectively meshed with the abutting columns 105, the threads on the two groups of bevel gears 103 are arranged oppositely, and the rotating shaft 102 can slide on the fixed block 101 and abut against the first simulation block 5 and the second simulation block 6 with different heights, so that the first simulation block 5 and the second simulation block 6 are fixed on the bottom plate 1, and the shaking is avoided, and the welding quality is further improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (5)

1. The utility model provides a positioner for mechanical maintenance, includes bottom plate (1), first fixed plate (2), first simulation piece (5), second simulation piece (6), its characterized in that still includes:

the fixed blocks (101) are symmetrically and fixedly connected to the first fixed plate (2);

the rotating shaft (102) rotates between the two groups of fixed blocks (101);

helical gears (103) symmetrically and fixedly connected to the rotating shaft (102),

wherein the screw thread directions on the two groups of bevel gears (103) are opposite;

a tight supporting column (105) which is connected on the first fixing plate (2) in a penetrating and sliding way,

threads matched with the two groups of bevel gears (103) are arranged on the abutting column (105), the abutting column (105) is meshed with the bevel gears (103), and the abutting column (105) is located above the first simulation block (5) and the second simulation block (6);

the gear body (104) is connected to the rotating shaft (102) in a sliding mode;

a rack (106) which is connected on the first fixing plate (2) in a sliding way,

wherein the rack (106) is meshed with the gear body (104).

2. The positioning device for mechanical maintenance according to claim 1, wherein a rubber pad (201) is fixedly connected to one end of the tightening column (105), and the rubber pad (201) is matched with the first simulation block (5) and the second simulation block (6).

3. The positioning device for mechanical maintenance according to claim 1, wherein a limiting block (4) is fixedly connected to the first fixing plate (2), and the limiting block (4) is located on two sides of the gear body (104).

4. The positioning device for mechanical maintenance according to claim 1, wherein a second fixing plate (107) is fixedly connected to the first fixing plate (2), a threaded rod (108) is connected to the second fixing plate (107) in a threaded manner, and one end of the threaded rod (108) is rotatably connected to the rack (106).

5. A positioning device for mechanical maintenance according to claim 4, characterized in that a handle (109) is fixedly connected to the end of the threaded rod (108) remote from the toothed rack (106).

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