CN211490105U - Positioning device for laser marking - Google Patents

Abstract

The utility model discloses a positioning device for laser marking, comprising a positioning device body, one end of the positioning device body is provided with a clamping long groove, and the positioning device body at one end of the clamping long groove is provided with a circular hole; The circular hole is communicated with the clamping long groove, the positioning device body above the clamping long groove is connected with an upper clamping end, and the positioning device body below the clamping long groove is connected with a lower clamping end. This is used for the laser marking positioning device. The positioning device body is provided with a clamping long groove, and the first clamping groove and the second clamping groove jointly clamp the connecting device of the noise reduction ring, which not only has a clamping function, but also has a clamping function. More importantly, it has a positioning function, which can directly get the exact position to start marking, which improves the accuracy of marking, and the upper clamping end is provided with a first bolt through hole and a second bolt through hole, and the movable connection is locked. Bolts, prevent the locking bolt from leaving the second bolt through hole, avoid the loss of the locking bolt, easy to use.

Description

A positioning device for laser marking

technical field

The utility model relates to the technical field of laser marking, in particular to a positioning device for laser marking.

Background technique

The wheel noise reduction damping ring can generate interface damping energy consumption through friction between the damping ring and the wheel when the wheel vibrates, which can partially suppress the radial and lateral modal vibration of the wheel, so as to obtain a good noise reduction effect. , One side of the noise reduction ring is connected with a connecting ring. Since it is necessary to mark the connector of the noise reduction ring, it is convenient to check the model and production date of the noise reduction ring, but the connector is small in size, and it is more difficult to fix it. Trouble, the clamping tool used in the prior art may cause the position of the connector to change each time, resulting in inaccurate marking positions.

Utility model content

The purpose of the utility model is to provide a positioning tool for laser marking, which has the advantages of easy clamping, accurate positioning and fixed marking position, and solves the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a positioning device for laser marking, comprising a positioning device body, one end of the positioning device body is provided with a clamping long groove, and a positioning device body for clamping one end of the long groove is provided. A circular hole is opened on the upper part, and the circular hole is communicated with the clamping long groove. The upper clamping end is connected to the positioning device body above the clamping long groove, and the lower clamping end is connected to the positioning device body below the clamping long groove. The lower surface of the upper clamping end is equidistantly provided with a first clamping groove, the end of the upper clamping end away from the circular hole is provided with a first bolt through hole, and the lower end of the first bolt through hole is connected with a second bolt through hole. The bolt through hole, the first bolt through hole and the second bolt through hole are provided with locking bolts, the upper clamping end of the lower end of the second bolt through hole is connected with a limiting pad, and the upper surface of the lower clamping end is equidistant. A second clamping groove is provided, and the lower clamping end is provided with a bolt hole at one end close to the second bolt through hole. The locking bolt includes a nut, a limit rod and a threaded rod. The upper end of the movable rod is fixedly connected, the lower end of the limiting movable rod is fixedly connected with the upper end of the threaded rod, and the limiting movable rod penetrates the first bolt through hole and extends into the second bolt through hole.

Preferably, the first clamping groove is located directly above the second clamping groove, symmetrical raised blocks are connected on both sides of the first clamping groove and the second clamping groove, and the first clamping groove and the second clamping groove are Rubber pads are connected to the side walls of the two clamping grooves.

Preferably, the diameter of the first bolt through hole is smaller than the diameter of the second bolt through hole, and the diameter of the second bolt through hole is larger than the diameter of the bolt hole.

Preferably, a through hole is formed in the center of the limiting pad, the threaded rod passes through the through hole, and the threaded rod is engaged with the bolt hole.

Preferably, the upper surface of the nut is provided with a hexagonal groove.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

This is used for the laser marking positioning device. The positioning device body is provided with a clamping long groove, and the first clamping groove and the second clamping groove jointly clamp the connecting device of the noise reduction ring, which not only has a clamping function, but also has a clamping function. More importantly, it has a positioning function, which can directly get the exact position to start marking, which improves the accuracy of marking, and the upper clamping end is provided with a first bolt through hole and a second bolt through hole, and the movable connection is locked. Bolts, prevent the locking bolt from leaving the second bolt through hole, avoid the loss of the locking bolt, easy to use.

Description of drawings

Fig. 1 is the overall structure diagram of the utility model;

Fig. 2 is the sectional view of the utility model;

Figure 3 is an enlarged view of the A part of the utility model.

In the figure: 1. Positioning device body; 11. Long clamping slot; 12. Circular hole; 13. Upper clamping end; 131. First clamping slot; 132. First bolt through hole; Through hole; 14, lower clamping end; 141, second clamping groove; 142, bolt hole; 15, limit pad; 2, locking bolt; 21, nut; 211, hexagonal groove; 22, limit Bit live rod; 23, threaded rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1-3, a positioning device for laser marking, including a positioning device body 1, one end of the positioning device body 1 is provided with a clamping long groove 11, and one end of the positioning device body 1 holding the long groove 11 is opened with a There is a circular hole 12, the circular hole 12 can ensure a certain elasticity between the upper clamping end 13 and the lower clamping end 14, and can be opened and closed, the circular hole 12 is communicated with the clamping long groove 11, and the clamping long groove 11 The upper positioning device body 1 is connected with an upper clamping end 13, the positioning device body 1 below the clamping long groove 11 is connected with a lower clamping end 14, and the lower surface of the upper clamping end 13 is equidistantly provided with a first clamping end. The clamping groove 131, the end of the upper clamping end 13 away from the circular hole 12 is provided with a first bolt through hole 132, the first clamping groove 131 is located directly above the second clamping groove 141, the first clamping groove 131 and the The second clamping grooves 141 together form a clamping groove. The first clamping grooves 131 and the second clamping grooves 141 jointly clamp the connecting device of the noise reduction ring, and can be positioned at the same time. The first clamping grooves 131 and the second clamping grooves Both sides of the holding groove 141 are connected with symmetrical raised blocks, and the raised blocks play the role of clamping and tightening. Rubber pads are connected to the side walls of the first clamping groove 131 and the second clamping groove 141. The rubber pad is directly connected to the connection device of the noise reduction ring to prevent scratching of the connection device. The lower end of the first bolt through hole 132 is connected with a second bolt through hole 133, and the first bolt through hole 132 and the second bolt through hole 133 penetrate through There is a locking bolt 2, the upper clamping end 13 of the lower end of the second bolt through hole 133 is connected with a limiting pad 15, a through hole is formed in the center of the limiting pad 15, the threaded rod 23 passes through the through hole, and the threaded rod 23 and the bolt The holes 142 are engaged, and the limit pad 15 is used to limit the distance between the upper clamping end 13 and the lower clamping end 14 to avoid excessive clamping. The upper surface of the lower clamping end 14 is equidistantly provided with a second clamping Slot 141, a bolt hole 142 is formed at one end of the lower clamping end 14 close to the second bolt through hole 133, the locking bolt 2 includes a nut 21, a limit rod 22 and a threaded rod 23, and the upper surface of the nut 21 is provided with The hexagonal groove 211 can be used for tightening the bolt, the lower surface of the nut 21 is fixedly connected with the upper end of the limit rod 22, and the lower end of the limit rod 22 is fixedly connected with the upper end of the threaded rod 23. The active rod 22 penetrates the first bolt through hole 132 and extends into the second bolt through hole 133. The diameter of the first bolt through hole 132 is smaller than the diameter of the second bolt through hole 133, and the diameter of the second bolt through hole 133 is larger than that of the second bolt through hole 133. Depending on the diameter of the bolt hole 142 , the limiting rod 22 can move up and down in the first bolt through hole 132 , and the threaded rod 23 cannot enter the first bolt through hole 132 , preventing the threaded rod 23 from leaving the second bolt through hole 133 .

Working process: When in use, place the connection device of the noise reduction ring into the long clamping groove 11. The first clamping groove 131 is located in the second clamping groove 141 and are respectively fixed and positioned on both sides of the connection device of the noise reduction ring. The hexagonal screwdriver is inserted into the hexagonal slot 211, and the nut 21 is rotated to drive the limit rod 22 and the threaded rod 23 to rotate. The threaded rod 23 is engaged with the bolt hole 142, and the upper clamping end 13 and the lower clamping end 14. The distance between them is shortened, the connection device of the noise reduction ring is clamped, and the raised blocks play the role of clamping and tightening. Rubber pads are connected to the side walls of the first clamping groove 131 and the second clamping groove 141. The rubber pad is directly connected to the connection device of the noise reduction ring to prevent scratching the connection device. The limit pad 15 is used to limit the distance between the upper clamping end 13 and the lower clamping end 14, so as to avoid over-tightening, and then hit the mark.

To sum up, this is used for the laser marking positioning device. The positioning device body 1 is provided with a clamping long groove 11, and the first clamping groove 131 and the second clamping groove 141 jointly clamp the noise reduction ring. The connecting device not only has the function of clamping, but also has the function of positioning. It can directly get the exact position to start marking, which improves the accuracy of marking. The upper clamping end 13 is provided with a first bolt through hole 132. With the second bolt through hole 133, the locking bolt 2 is movably connected to prevent the locking bolt 2 from being separated from the second bolt through hole 133, so that the locking bolt 2 is prevented from being lost and is easy to use.

It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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

Claims (5)

1. A positioning device for laser marking, comprising a positioning device body (1), characterized in that: one end of the positioning device body (1) is provided with a clamping long groove (11), and the clamping long groove (11) The positioning device body (1) at one end is provided with a circular hole (12), the circular hole (12) communicates with the clamping long groove (11), and the positioning device body (1) above the clamping long groove (11) The upper clamping end (13) is connected with the upper clamping end, the positioning device body (1) under the clamping long groove (11) is connected with the lower clamping end (14), the lower surface of the upper clamping end (13), etc. A first clamping groove (131) is provided at a distance, and a first bolt through hole (132) is opened at the end of the upper clamping end (13) away from the circular hole (12), and the lower end of the first bolt through hole (132) is opened A second bolt through hole (133) is connected, a locking bolt (2) runs through the first bolt through hole (132) and the second bolt through hole (133), and an upper clamp at the lower end of the second bolt through hole (133) The holding end (13) is connected with a limiting pad (15), the upper surface of the lower clamping end (14) is equidistantly provided with a second clamping groove (141), and the lower clamping end (14) is close to the first clamping groove (141). One end of the two bolt through holes (133) is provided with a bolt hole (142), the locking bolt (2) includes a nut (21), a limit rod (22) and a threaded rod (23), and the nut (21) The lower surface of the limit rod (22) is fixedly connected with the upper end of the limit rod (22), the lower end of the limit rod (22) is fixedly connected with the upper end of the threaded rod (23), and the limit rod (22) penetrates the first bolt through hole ( 132), and extend into the second bolt through hole (133). 2. A positioning device for laser marking according to claim 1, wherein the first clamping groove (131) is located directly above the second clamping groove (141), and the first clamping groove (131) is located directly above the second clamping groove (141). Both sides of the groove (131) and the second clamping groove (141) are connected with symmetrical raised blocks, and the side walls of the first clamping groove (131) and the second clamping groove (141) are connected with rubber pad. 3. A positioning device for laser marking according to claim 1, characterized in that: the diameter of the first bolt through hole (132) is smaller than the diameter of the second bolt through hole (133), and the second bolt The diameter of the through hole (133) is larger than the diameter of the bolt hole (142). 4. A positioning device for laser marking according to claim 1, characterized in that: a through hole is formed in the center of the limiting pad (15), the threaded rod (23) penetrates through the through hole, and the threaded rod (23) engages with the bolt holes (142). 5 . The positioning device for laser marking according to claim 1 , wherein a hexagonal groove ( 211 ) is formed on the upper surface of the nut ( 21 ). 6 .

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