Worm and gear self-locking laser projection receiving, adjusting and positioning device

Abstract

The utility model discloses a worm and gear self-locking laser projection receiving adjusting and positioning device which comprises a positioning seat, a mounting seat is rotatably mounted in the positioning seat, a laser transmitting module and a signal receiving module are arranged on the mounting seat, mounting holes are formed in the upper portions of the two sides of the mounting seat, and the signal receiving module is arranged in the mounting holes. An adjusting shaft rotationally arranged in the mounting hole is mounted on one side of the mounting seat, and a positioning shaft rotationally arranged in the mounting hole is mounted on the other side of the mounting seat. According to the worm and gear self-locking laser projection receiving adjusting and positioning device, the angle of the laser emission module is positioned by utilizing the self-locking characteristic of the worm and gear, so that the angle deviation of the laser emission module caused by slipping and loosening of the bolt in use is prevented, the positioning strength is improved, and the positioning precision is improved when the angle of the laser emission module is positioned. The installation angle deviation caused by the stress of the laser emission module can be prevented, the angle accuracy in the positioning process is ensured, and the installation and use of the laser emission module are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to positioning device technical field, concretely is a kind of worm gear self-locking laser projection receiving adjustment positioning device. BACKGROUND

[0002] When laser projection receiver is used, for the convenience of adjusting its angle, it is usually rotatably installed in a positioning seat, and its use angle is changed by driving the laser projection receiver to rotate in the positioning seat, to meet the use demand of projecting laser at different angles. At present, after adjusting the angle of the laser projection receiver in the positioning seat, it is usually fastened and positioned by bolts, but when rotating the bolts to position the angle of the laser projection receiver, the positioning angle of the laser projection receiver is prone to deviation due to the influence of friction, and the positioning accuracy is poor, which is not conducive to the installation and use of the laser projection receiver. Meanwhile, the bolts are prone to slipping and loosening during long-term use, which makes it inconvenient to position the angle of the laser projection receiver. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a worm gear self-locking laser projection receiving adjustment positioning device. The angle of the laser emission module is positioned using the self-locking characteristics of the worm gear, which prevents the laser emission module from deviating due to slipping and loosening of the bolts during use, improves the positioning strength, and prevents the installation angle of the laser emission module from deviating due to stress during positioning of the angle of the laser emission module, ensuring the accuracy of the angle during positioning and facilitating the installation and use of the laser emission module. The problems in the background art can be effectively solved.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a worm gear self-locking laser projection receiving adjustment positioning device, comprising a positioning seat, a mounting seat is rotatably installed in the positioning seat, a laser emission module and a signal receiving module are provided on the mounting seat, mounting holes are formed in the upper parts of both sides of the mounting seat, an adjustment shaft is installed on one side of the mounting seat and rotatably arranged in the mounting hole, a positioning shaft is installed on the other side of the mounting seat and rotatably arranged in the mounting hole, and a worm gear tooth is formed on the side surface of the positioning shaft, a positioning hole is formed in the side surface of the positioning seat and communicates with the mounting hole, a worm is rotatably arranged in the positioning hole and threadedly connected with the worm gear tooth on the side surface of the positioning shaft.

[0005] As a preferred technical scheme of the utility model, a locking hole is formed in the side surface of the positioning seat and communicates with the inner cavity of the mounting hole near the position of the adjustment shaft, a threaded hole is formed in the side surface of the positioning seat and penetrates through the locking hole, and a fastening screw is threadedly connected in the threaded hole.

[0006] As a preferred technical scheme of the utility model, the positioning hole is provided with a positioning screw at one end away from the worm, and the positioning screw is installed in the positioning hole through threads.

[0007] As a preferred technical scheme of the utility model, the mounting seat side is provided with a setting hole, the laser emission module comprises an emission mirror and a laser assembly, the emission mirror side is fixed with a lens barrel, the lens barrel outside is provided with threads, and the lens barrel is installed at one end of the setting hole through threads.

[0008] As a preferred technical scheme of the utility model, the setting hole is provided with a pre-tightening spring, and the pre-tightening spring is located between the lens barrel and the laser assembly.

[0009] As a preferred technical scheme of the utility model, the laser assembly comprises a mounting cylinder arranged in the setting hole, the mounting cylinder is installed with a laser head, a plurality of laser tubes are installed on the laser head, the mounting cylinder is provided with a heating module for heating the laser tubes and a temperature sensor for detecting the temperature of the laser tubes.

[0010] As a preferred technical scheme of the utility model, the mounting seat side is provided with a mounting port, the signal receiving module comprises a receiving mirror installed in the mounting port, and the mounting port is provided with the signal receiving module and a memory.

[0011] As a preferred technical scheme of the utility model, the bottom of the positioning seat is provided with a positioning threaded hole, and a bolt is threadedly connected in the positioning threaded hole.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The worm gear self-locking laser projection receiving adjusting and positioning device of the utility model utilizes the self-locking characteristics of the worm gear to position the angle of the laser emission module, prevents the laser emission module angle from deviating due to slipping and loosening of the bolt during use, improves the positioning strength, and when the angle of the laser emission module is positioned, prevents the installation angle of the laser emission module from deviating due to stress, ensures the accuracy of the angle during positioning, and facilitates the installation and use of the laser emission module. BRIEF DESCRIPTION OF DRAWINGS

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

[0015] Figure 2 It is Figure 1 It is another perspective structural schematic view;

[0016] Figure 3 It is an explosion structural schematic view of the utility model;

[0017] Figure 4 For Figure 3 Another perspective view of the structure.

[0018] In the figure: 1 positioning seat, 2 bolt, 3 mounting seat, 31 mounting port, 32 receiving mirror, 4 transmitting mirror, 41 mirror tube, 42 pre-tightening spring, 5 mounting hole, 51 adjusting shaft, 52 fastening screw, 53 positioning shaft, 54 worm gear tooth, 55 worm, 56 positioning screw, 6 mounting cylinder, 61 laser head, 62 laser tube, 63 heating module, 64 temperature sensor, 7 signal receiving module, 8 memory. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Please refer to Figures 1-4 The present application provides a technical solution: a worm and gear self-locking laser projection receiving adjusting and positioning device, which comprises a positioning seat 1, a mounting seat 3 is rotatably installed in the positioning seat 1, a laser emitting module and a signal receiving module are arranged on the mounting seat 3, the laser emitting module and the signal receiving module constitute a laser projection receiver, the mounting seat 3 is driven to rotate in the positioning seat 1 for adjusting the angle of the laser projection receiver, which is convenient for installation and use, a positioning threaded hole is arranged at the bottom of the positioning seat 1, and a bolt 2 is threadedly connected in the positioning threaded hole, the arranged bolt 2 is convenient for fixing the positioning seat 1 on a supporting device such as an external support frame, a support plate, and convenient for installation and use of the positioning device.

[0021] Mounting holes 5 are formed in the upper parts of both sides of the mounting seat 3, an adjusting shaft 51 is mounted on one side of the mounting seat 3 and rotatably arranged in the mounting hole 5, and a positioning shaft 53 is mounted on the other side of the mounting seat 3 and rotatably arranged in the mounting hole 5. It should be noted that the adjusting shaft 51 and the positioning shaft 53 are on the same axis, and when the mounting seat 3 rotates in the positioning seat 3, the positioning seat 3 rotates around the adjusting shaft 51 and the positioning shaft 53 as the rotation shaft.

[0022] The positioning shaft 53 is provided with a worm gear 54 on the side surface, the positioning seat 1 is provided with a positioning hole communicated with the mounting hole 5 on the side surface, the worm 55 is rotatably arranged in the positioning hole, and the worm 55 is threadedly connected with the worm gear 54 on the side surface of the positioning shaft 53. After the angle of the laser projection receiver on the mounting seat 3 is adjusted, the worm 55 is arranged in the positioning hole, and the worm 55 is threadedly connected with the worm gear 54 on the side surface of the positioning shaft 53. The self-locking characteristic of the worm and the gear is used to position the angle of the mounting seat 3. The positioning mode can prevent the bolt from loosening and slipping off, and cannot effectively position the angle of the mounting seat 3. Meanwhile, the meshing of the worm 55 and the worm gear 54 on the side surface of the positioning shaft 53 can position the angle of the worm 55 and the positioning shaft 53, realize the angle positioning of the laser projection receiver, and facilitate the installation and use of the laser projection receiver.

[0023] One end of the positioning hole away from the worm 55 is provided with a positioning screw 56, and the positioning screw 56 is threadedly arranged in the positioning hole. The positioning screw 56 is used for limiting the worm 55 in the positioning hole, preventing the worm 55 from moving too much and moving away from the worm gear 54 on the side surface of the positioning shaft 53 when the worm 55 is rotated, and ensuring that the worm 55 is effectively meshed with the worm gear 54. After the positioning screw 56 is rotated and slides off from the positioning hole, the worm 55 can be moved out from the other end of the positioning hole, and the disassembly of the worm 55 is facilitated.

[0024] The positioning seat 1 is provided with a locking hole communicated with the inner cavity of the mounting hole 5 at a position close to the adjusting shaft 51. The locking hole provides a deformation space for the positioning seat 1. The side surface of the positioning seat 1 is provided with a threaded hole penetrating through the locking hole. The threaded hole is threadedly connected with a fastening screw 52. The locking hole is contracted and clamped to the adjusting shaft 51 by rotating the fastening screw 52 to move in the threaded hole, and the positioning effect of the positioning device is further improved. Meanwhile, the rotation sensitivity of the mounting seat 3 is adjusted by clamping the adjusting shaft 51, and the angle adjustment range of the mounting seat 3 is prevented from being too large.

[0025] The mounting seat 3 is provided with a setting hole on the side surface. The laser emission module includes an emission mirror 4 and a laser assembly. The side surface of the emission mirror 4 is fixedly provided with a lens barrel 41. The outer side of the lens barrel 41 is provided with a thread. The lens barrel 41 is threadedly arranged at one end of the setting hole. The laser assembly is arranged at the other end of the setting hole. A pre-tightening spring 42 is arranged in the setting hole. The pre-tightening spring 42 is located between the lens barrel 41 and the laser assembly. The pre-tightening spring 42 applies a pre-tightening force to the emission mirror 4, improves the structural strength of the emission mirror 4 during use, and improves the stability of the lens barrel 41 during rotation adjustment, so as to avoid the gap in the thread from causing the lens barrel 41 to shake during rotation.

[0026] The laser assembly comprises a mounting cylinder 6 arranged in the arrangement hole, the mounting cylinder 6 is in interference fit with the arrangement hole, that is, the mounting cylinder 6 is fixedly arranged in the arrangement hole by clamping, facilitating the installation of the laser assembly, the laser head 61 is arranged in the mounting cylinder 6, a plurality of laser tubes 62 are arranged on the laser head 61, the heating module 63 for heating the laser tubes 62 and the temperature sensor 64 for detecting the temperature of the laser tubes 62 are arranged in the mounting cylinder 6, the temperature sensor 64 is used for detecting the temperature on the laser tubes 62, when the temperature is low, the heating module 63 heats the laser tubes 62, so that the service life of the laser tubes 62 is reduced due to the use of the laser tubes 62 in the case that the temperature is too low is avoided, it should be noted that the heating module 63 slightly heats, so that the temperature of the laser tubes 62 rises to 20 DEG C ~ 30 DEG C.

[0027] The mounting seat 3 is provided with a mounting opening 31 on the side surface, the signal receiving module comprises a receiving mirror 32 arranged in the mounting opening 31, preferably, the receiving mirror 32 is a magnifying lens, and the mounting opening 31 is provided with the signal receiving module 7 and the memory 8, the laser reflection signal is received and amplified by the receiving mirror 32 after the laser emission module emits the signal, the amplified signal is received by the signal receiving module 7 and stored in the memory 8, so that the use of the laser projection receiver is facilitated.

[0028] The worm gear self-locking laser projection receiving adjusting and positioning device utilizes the self-locking characteristics of the worm gear to position the angle of the laser emission module, prevents the angle of the laser emission module from deviating due to the slipping and loosening of the bolt during use, improves the positioning strength, and prevents the installation angle of the laser emission module from deviating due to stress during the angle positioning of the laser emission module, ensures the accuracy of the angle during the positioning process, and facilitates the installation and use of the laser emission module.

[0029] The parts not disclosed in the utility model are prior art, and the specific structure, material and working principle are not described in detail. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A worm gear self-locking laser projection receiving adjustment and positioning device, comprising a positioning seat (1), characterized in that: The positioning seat (1) is rotatably mounted with a mounting seat (3). The mounting seat (3) is provided with a laser emitting module and a signal receiving module. Mounting holes (5) are provided on the upper part of both sides of the mounting seat (3). An adjusting shaft (51) is rotatably mounted in the mounting hole (5) on one side of the mounting seat (3). A positioning shaft (53) is rotatably mounted in the mounting hole (5) on the other side of the mounting seat (3). A worm gear tooth (54) is provided on the side of the positioning shaft (53). A positioning hole communicating with the mounting hole (5) is provided on the side of the positioning seat (1). A worm (55) is rotatably mounted in the positioning hole. The worm (55) is threadedly connected to the worm gear tooth (54) on the side of the positioning shaft (53).

2. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 1, characterized in that: The positioning seat (1) has a locking port on its side near the adjusting shaft (51) that communicates with the inner cavity of the mounting hole (5). The positioning seat (1) has a threaded hole on its side, and the threaded hole passes through the locking port. A fastening screw (52) is threaded into the threaded hole.

3. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 1, characterized in that: A positioning screw (56) is provided at one end of the positioning hole away from the worm (55), and the positioning screw (56) is installed in the positioning hole by means of threads.

4. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 1, characterized in that: The mounting base (3) has a mounting hole on its side. The laser emitting module includes an emitting mirror (4) and a laser component. A mirror tube (41) is fixed on the side of the emitting mirror (4). The mirror tube (41) has a thread on its outer side and is installed at one end of the mounting hole by the thread. The laser component is installed at the other end of the mounting hole.

5. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 4, characterized in that: A pre-tensioning spring (42) is provided in the setting hole, and the pre-tensioning spring (42) is located between the lens barrel (41) and the laser assembly.

6. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 4, characterized in that: The laser assembly includes a mounting cylinder (6) disposed in a mounting hole, a laser head (61) is mounted inside the mounting cylinder (6), a plurality of laser tubes (62) are mounted on the laser head (61), and a heating module (63) for heating the laser tubes (62) and a temperature sensor (64) for detecting the temperature of the laser tubes (62) are disposed inside the mounting cylinder (6).

7. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 1, characterized in that: The mounting base (3) has a mounting port (31) on its side. The signal receiving module includes a receiving mirror (32) installed in the mounting port (31), and the mounting port (31) is provided with a signal receiving module (7) and a memory (8).

8. The worm gear self-locking laser projection receiving adjustment and positioning device according to claim 1, characterized in that: The bottom of the positioning seat (1) is provided with a positioning threaded hole, and a bolt (2) is connected to the internal thread of the positioning threaded hole.

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