Profile measurement projector

Abstract

The utility model discloses a profile measurement projector which comprises a rack, the bottom of the rack is fixedly connected with a base, and the middle part of the top end of the base is fixedly provided with a workbench. Through mutual cooperation of the rack, the base, the workbench, the measuring projector body, the fixing opening, the vertical plate, the clamping groove, the mounting mechanism, a groove, a first screw rod, a second screw rod, a grip, a threaded plate, a connecting plate and a clamping plate, the measuring projector body is convenient to disassemble and maintain, the operation is very simple and convenient, time and labor are saved, and the working efficiency is improved. And the practicability of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring projectors, in particular to a contour measuring projector. Background Art

[0002] A measuring projector, also known as an optical projection gauge or optical projection comparator, is a measuring instrument that uses the principle of optical projection to project the outline or surface of the workpiece to be measured onto a viewing screen for measurement or comparison.

[0003] At present, as for the patent with application number CN201821492486.5, the utility model relates to the field of measurement technology. Aiming at the problem of decreased detection data accuracy, a contour measurement projector is provided. The technical solution is as follows: it includes a horizontally sliding workbench, a magnifying objective lens located above the workbench, a light source located on the workbench and irradiating light toward the magnifying objective lens, and a projection screen displaying the figure formed by the magnifying objective lens, the projection screen is marked with standard lines, and a clamping assembly is provided on the workbench.

[0004] However, in actual use, the above patent has the following defects: it is not convenient to disassemble and maintain the measuring projector, and it is difficult to meet market demand. For this reason, we propose a contour measuring projector. Utility Model Content

[0005] The purpose of the utility model is to provide a profile measurement projector to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a profile measurement projector, comprising:

[0007] frame;

[0008] A base, the bottom of the frame is fixedly connected with the base;

[0009] A workbench, wherein a workbench is fixedly installed at the middle of the top end of the base;

[0010] A measuring projector body, wherein the measuring projector body is movably connected to the top center of the inner wall of the frame;

[0011] A fixing opening is provided at the center of the top of the frame, a vertical plate is fixedly connected to the top of the measuring projector body corresponding to the fixing opening, the top of the vertical plate passes through the fixing opening and extends to the outside of the fixing opening, and the vertical plate is movably connected to the fixing opening;

[0012] A card slot is provided on the upper part of the front and rear sides of the vertical plate;

[0013] A mounting mechanism is provided on the top of the frame.

[0014] Furthermore, the mounting mechanism comprises a groove, a groove is provided at the top of the frame and located on the left side of the fixing opening, a bearing is fixedly connected to the rear side of the inner wall of the groove, and a first screw is rotatably connected to the front side of the bearing.

[0015] Furthermore, a second screw is fixedly connected to the front end of the first screw, and the thread directions of the first screw and the second screw are opposite.

[0016] Furthermore, the front end of the second screw rod passes through the groove and the frame in sequence and extends to the outside of the frame and is fixedly connected to a handle, and the second screw rod is movably connected to the frame.

[0017] Furthermore, the surfaces of the first screw rod and the second screw rod are both threadedly connected with threaded plates, and the bottom and left and right sides of the threaded plates are in active contact with the inner wall of the groove.

[0018] Furthermore, the top of the threaded plate passes through the groove and extends to the outside of the groove and is fixedly connected with a connecting plate, and the connecting plate is in movable contact with the vertical plate.

[0019] Furthermore, a card plate is movably connected inside the card slot, and the card plate is fixedly connected to the connecting plate.

[0020] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0021] The utility model cooperates with the frame, base, workbench, measuring projector body, fixing port, vertical plate, card slot, installation mechanism, groove, first screw rod, second screw rod, handle, threaded plate, connecting plate and card plate to facilitate the disassembly and maintenance of the measuring projector body. The operation is very simple, time-saving and labor-saving, and the practicality of the device is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view structural schematic diagram of the utility model;

[0023] Figure 2 It is a side view structural schematic diagram of the utility model;

[0024] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0025] Figure 4 It is a schematic diagram of the top view of the frame of the utility model;

[0026] Figure 5 It is a top view of the structure section of the utility model.

[0027] In the figure: 1, frame; 2, base; 3, workbench; 4, measuring projector body; 5, fixing port; 6, vertical plate; 7, card slot; 8, installation mechanism; 801, groove; 802, first screw; 803, second screw; 804, handle; 805, threaded plate; 806, connecting plate; 807, card plate. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] See also Figure 1-5A contour measuring projector comprises a frame 1, a base 2 is fixedly connected to the bottom of the frame 1, a workbench 3 is fixedly installed at the middle of the top of the base 2, a measuring projector body 4 is movably connected to the top center of the inner wall of the frame 1, a fixing opening 5 is opened at the top center of the frame 1, a vertical plate 6 is fixedly connected to the position of the top of the measuring projector body 4 corresponding to the fixing opening 5, the top of the vertical plate 6 passes through the fixing opening 5 and extends to the outside of the fixing opening 5, the vertical plate 6 is movably connected to the fixing opening 5, and slots 7 are opened on the upper part of the front and rear sides of the vertical plate 6. A mounting mechanism 8 is arranged on the top of the frame 1.

[0032] Specifically, the mounting mechanism 8 includes a groove 801 . The groove 801 is provided on the top of the frame 1 and on the left side of the fixing opening 5 . A bearing is fixedly connected to the rear side of the inner wall of the groove 801 , and a first screw 802 is rotatably connected to the front side of the bearing.

[0033] During specific implementation, the front end of the first screw rod 802 is fixedly connected to the second screw rod 803 , and the thread directions of the first screw rod 802 and the second screw rod 803 are opposite.

[0034] Specifically, the front end of the second screw rod 803 passes through the groove 801 and the frame 1 in sequence and extends to the outside of the frame 1 and is fixedly connected with the handle 804 . The second screw rod 803 is movably connected to the frame 1 .

[0035] In a specific implementation, the surfaces of the first screw rod 802 and the second screw rod 803 are both threadedly connected with the threaded plate 805 , and the bottom and left and right sides of the threaded plate 805 are in active contact with the inner wall of the groove 801 .

[0036] Specifically, the top of the threaded plate 805 passes through the groove 801 and extends to the outside of the groove 801 and is fixedly connected to a connecting plate 806 , and the connecting plate 806 is in movable contact with the vertical plate 6 .

[0037] During specific implementation, a card plate 807 is movably connected inside the card slot 7 , and the card plate 807 is fixedly connected to the connecting plate 806 .

[0038] In actual application: when the measuring projector body 4 needs to be disassembled, it is only necessary to rotate the handle 804 in the opposite direction to drive the first screw 802 and the second screw 803 to rotate, and then under the action of the thread, the threaded plate 805 drives the connecting plate 806 and the clamping plate 807 to move to the side away from the clamping slot 7, so that the clamping plate 807 is disengaged from the clamping slot 7, and then the measuring projector body 4 is pulled downward to drive the vertical plate 6 to move downward, so that the vertical plate 6 is disengaged from the fixing port 5, so that the measuring projector body 4 can be removed, and then the measuring projector body 4 can be maintained. Through the above steps, the measuring projector body 4 can be conveniently disassembled for maintenance, which is simple to operate and saves time and effort.

[0039] All components in the present invention are universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods. At the same time, standard parts used in the present application documents can be purchased from the market, and each component in the present application document can be customized according to the description in the specification and drawings. The specific connection method of each component adopts conventional means such as mature bolts, rivets, welding, etc. in the prior art, and machinery, parts and equipment adopt conventional models in the prior art.

[0040] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the working principle, and the electrical connection between the electrical components should be completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The utility model mainly introduces the working principle and process, and no longer explains the electrical control.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A profile measurement projector, characterized in that: include: Rack (1); A base (2), the bottom of the frame (1) being fixedly connected to the base (2); A workbench (3), wherein the workbench (3) is fixedly mounted at the middle of the top end of the base (2); A measuring projector body (4), the measuring projector body (4) being movably connected to the top center of the inner wall of the frame (1); A fixing opening (5), wherein the fixing opening (5) is provided at the center of the top of the frame (1), a vertical plate (6) is fixedly connected to the top of the measuring projector body (4) at a position corresponding to the fixing opening (5), the top of the vertical plate (6) passes through the fixing opening (5) and extends to the outside of the fixing opening (5), and the vertical plate (6) is movably connected to the fixing opening (5); A card slot (7), wherein the card slot (7) is provided above both the front and rear sides of the vertical plate (6); A mounting mechanism (8), wherein the top of the frame (1) is provided with a mounting mechanism (8).

2. A contour measurement projector according to claim 1, characterized in that: The mounting mechanism (8) comprises a groove (801), the groove (801) is provided at the top of the frame (1) and located on the left side of the fixing opening (5), a bearing is fixedly connected to the rear side of the inner wall of the groove (801), and a first screw rod (802) is rotatably connected to the front side of the bearing.

3. A contour measurement projector according to claim 2, characterized in that: The front end of the first screw rod (802) is fixedly connected to the second screw rod (803), and the thread directions of the first screw rod (802) and the second screw rod (803) are opposite.

4. A contour measurement projector according to claim 3, characterized in that: The front end of the second screw rod (803) passes through the groove (801) and the frame (1) in sequence and extends to the outside of the frame (1) and is fixedly connected to a handle (804). The second screw rod (803) is movably connected to the frame (1).

5. A contour measurement projector according to claim 4, characterized in that: The surfaces of the first screw rod (802) and the second screw rod (803) are both threadedly connected with a threaded plate (805), and the bottom and left and right sides of the threaded plate (805) are in active contact with the inner wall of the groove (801).

6. A contour measurement projector according to claim 5, characterized in that: The top of the threaded plate (805) passes through the groove (801) and extends to the outside of the groove (801) and is fixedly connected to a connecting plate (806), and the connecting plate (806) is in movable contact with the vertical plate (6).

7. A contour measurement projector according to claim 6, characterized in that: A card plate (807) is movably engaged inside the card slot (7), and the card plate (807) is fixedly connected to the connecting plate (806).

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