Detachable automatic projector fixing device

Abstract

The utility model discloses a detachable automatic projector fixing device, which belongs to the technical field of projectors and comprises a base, a platform is arranged at the top end of the base, clamping mechanisms are slidably connected to the front side and the rear side of the platform through fixing assemblies, each clamping mechanism comprises a fixed seat and a movable seat, and the fixed seats are connected with the movable seats through telescopic assemblies. Contact assemblies are arranged on the inner sides of the outer walls of the fixed base and the movable base. By means of the mode, the hole of the fixing base is connected with the fixing rod in an inserted mode, the bottom face of the fixing base is attached to the top face of the platform, then the rubber sleeve is plugged in, one end of the rubber sleeve makes contact with the outer wall of the fixing base, and therefore the fixing base and the platform are rapidly and relatively fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of projectors, in particular to a detachable automatic projector fixing device. Background Art

[0002] The measuring projector is a device used for workpiece feature recognition. By placing the workpiece on the work surface and turning on the light, the workpiece is optically magnified and the length and angle of the workpiece are accurately measured through the electronic structure.

[0003] Chinese patent CN208780126U (contour measurement projector) discloses 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 for displaying a pattern formed by the magnifying objective lens. The image at the projection point is an orthographic projection of the plane of the dimension to be measured of the workpiece through the cooperation of the light source and the magnifying objective lens, so that the accuracy of the projected image is higher, thereby making the accuracy of measuring dimensions such as thickness higher.

[0004] However, the existing device still has the following problems: 1. During inspection, some workpieces need to be clamped, while some larger workpieces do not need to be clamped. The existing technology fixes the clamp on the working table of the projector, which will cause the projector to be unable to place workpieces with larger areas. The clamp needs to be removed for inspection, and the existing clamp is fixed on the projector table by bolts and other means, which is not convenient for disassembly and replacement. 2. The projector needs to be zeroed before use, and the workpiece needs to be adjusted to horizontal alignment. After clamping the workpiece, the clamp in the prior art also needs to manually adjust the workpiece to horizontal alignment, and the operation takes a long time. 3. The existing clamp clamps the workpiece through four-sided contact, but the clamp will block the outer edges of the workpiece, affecting the instrument's recognition of the workpiece contour.

[0005] Based on this, the utility model designs a detachable automatic projector fixing device to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a detachable automatic projector fixing device.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A detachable automatic projector fixing device comprises a base, and a platform is arranged on the top of the base;

[0009] The front and rear sides of the platform are both slidably connected with a clamping mechanism via a fixing component;

[0010] The clamping mechanism comprises a fixed seat and a movable seat, wherein the fixed seat is connected to the movable seat via a telescopic assembly, and contact assemblies are arranged on the inner sides of the outer walls of the fixed seat and the movable seat;

[0011] The fixing seat is connected to the contact assembly via a limiting assembly;

[0012] The movable seat is connected to the contact assembly via a pressure assembly;

[0013] The tops of the front fixed seat and the movable seat are both fixedly connected with optical heads;

[0014] The tops of the rear fixed seat and the movable seat are both fixedly connected with a centering rod;

[0015] The limiting assembly includes a placement slot and a limiting rod, wherein the placement slot is provided on the inner side of the outer wall of the fixed seat and the movable seat, and the limiting rod is threadedly connected to the fixed seat;

[0016] One end of the limiting rod extends to the right side of the outer wall of the fixing seat, and the other end of the limiting rod extends into the placement groove.

[0017] Furthermore, the pressure assembly includes a square groove block and a spring, one end of the square groove block slides through the right side of the outer wall of the moving seat, one end of the spring is fixed to the outer wall of the square groove block, and the other end of the spring is fixed to the right side of the outer wall of the moving seat.

[0018] Furthermore, the other end of the square groove block extends into the placement groove of the movable seat, and the left end of the square groove block is provided with a square opening.

[0019] Furthermore, the telescopic assembly includes a telescopic rod and a threaded rod, one end of the telescopic rod is fixedly connected to the outer wall of the fixed seat, the other end of the telescopic rod is fixedly connected to the outer wall of the movable seat, the threaded rod is threadedly connected to the outer side of the outer wall of the telescopic rod, and the inner end of the threaded rod passes through the outer wall of the telescopic rod and is in extrusion contact with the surface of the telescopic rod inside the telescopic rod.

[0020] Furthermore, the contact assembly includes a contact rod and a bonding sheet, and the bonding sheet is fixed to the inner side of the outer wall of the contact rod.

[0021] Furthermore, holes are provided at the front and rear ends of the contact rod, the contact rod is slidably placed in the placement groove of the fixed seat, one end of the limiting rod passes through the hole and is limited, the contact rod is slidably placed in the placement groove of the movable seat, and the square mouth of the square groove block is fitted and engaged with the outer wall of the contact rod.

[0022] Furthermore, a hole is formed at the bottom of the fixing seat.

[0023] Furthermore, the fixing assembly includes a fixing rod and a rubber sleeve, the fixing rod is plugged into a hole of a fixing seat, and the rubber sleeve is frictionally sleeved with the fixing rod.

[0024] The utility model has the following technical effects:

[0025] 1. The utility model inserts the hole of the fixing seat into the fixing rod, makes the bottom surface of the fixing seat fit with the top surface of the platform, and then inserts the rubber sleeve so that one end of the rubber sleeve contacts the outer wall of the fixing seat, thereby realizing a relatively fast relative fixation of the fixing seat and the platform.

[0026] 2. The utility model can quickly fit and clamp the workpiece with the fitting sheet and complete the horizontal alignment by pressing the front and rear movable seats with both hands and moving them toward the fixed seat, thereby reducing the time for adjusting the position of the workpiece and improving the working speed.

[0027] 3. The fitting piece of the fixed seat and the fitting piece of the movable seat of the utility model are respectively secured to the central area of ​​the left and right outer edges of the workpiece, thereby reducing the contact area with the workpiece and avoiding the influence on the observation result. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0029] Figure 1 It is a three-dimensional diagram of a detachable automatic projector fixing device of the utility model;

[0030] Figure 2 This is a front view of the outside of a clamping mechanism of a detachable automatic projector fixing device of the utility model;

[0031] Figure 3 This is a structural diagram of a clamping mechanism of a detachable automatic projector fixing device of the utility model;

[0032] Figure 4 This is a connection diagram of a fixing rod and a rubber sleeve of a detachable automatic projector fixing device of the utility model;

[0033] Figure 5 It is the front view of the inner side of the clamping mechanism;

[0034] Figure 6 Schematic diagram of the connection between the contact rod and the limit rod.

[0035] The numbers in the figure represent:

[0036] 1. Base; 2. Platform; 3. Fixing assembly; 31. Fixing rod; 32. Rubber sleeve; 4. Clamping mechanism; 41. Fixing seat; 411. Placement slot; 412. Limiting rod; 42. Moving seat; 421. Square slot block; 422. Spring; 5. Telescopic assembly; 51. Telescopic rod; 52. Threaded rod; 6. Contact assembly; 61. Contact rod; 62. Laminating sheet; 7. Light head; 71. Alignment rod. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0038] The utility model is further described below in conjunction with embodiments.

[0039] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0040] In some embodiments, please refer to the attached instructions. Figure 1-6 , a detachable automatic projector fixing device, comprising a base 1;

[0041] A platform 2 is provided at the top of the base 1;

[0042] The front and rear sides of the platform 2 are both slidably connected with a clamping mechanism 4 via a fixing assembly 3;

[0043] The clamping mechanism 4 includes a fixed seat 41 and a movable seat 42. The fixed seat 41 is connected to the movable seat 42 via a telescopic assembly 5. The inner sides of the outer walls of the fixed seat 41 and the movable seat 42 are both provided with contact assemblies 6.

[0044] The fixing seat 41 is connected to the contact assembly 6 via a limiting assembly;

[0045] The movable seat 42 is connected to the contact assembly 6 via a pressure assembly;

[0046] The tops of the front fixed seat 41 and the movable seat 42 are both fixedly connected with the optical head 7;

[0047] The tops of the rear fixed seat 41 and the movable seat 42 are both fixedly connected with a centering rod 71;

[0048] The limiting assembly includes a placement groove 411 and a limiting rod 412. The placement groove 411 is provided on the inner side of the outer wall of the fixed seat 41 and the movable seat 42. The limiting rod 412 is threadedly connected to the fixed seat 41.

[0049] One end of the limiting rod 412 extends to the right side of the outer wall of the fixing seat 41, and the other end of the limiting rod 412 extends into the placement groove 411;

[0050] The pressure assembly includes a square groove block 421 and a spring 422. One end of the square groove block 421 slides through the right side of the outer wall of the moving seat 42. One end of the spring 422 is fixed to the outer wall of the square groove block 421. The other end of the spring 422 is fixed to the right side of the outer wall of the moving seat 42.

[0051] The other end of the square slot block 421 extends into the placement slot 411 of the moving seat 42;

[0052] The left end of the square slot block 421 is provided with a square opening;

[0053] The telescopic assembly 5 includes a telescopic rod 51 and a threaded rod 52. One end of the telescopic rod 51 is fixedly connected to the outer wall of the fixed seat 41, and the other end of the telescopic rod 51 is fixedly connected to the outer wall of the movable seat 42. The threaded rod 52 is threadedly connected to the outer side of the outer wall of the telescopic rod 51. The inner end of the threaded rod 52 passes through the outer wall of the telescopic rod 51 and is in extrusion contact with the surface of the inner telescopic rod of the telescopic rod 51.

[0054] The contact assembly 6 includes a contact rod 61 and a bonding sheet 62, wherein the bonding sheet 62 is fixed to the inner side of the outer wall of the contact rod 61;

[0055] Holes are provided at the front and rear ends of the contact rod 61, and the contact rod 61 is slidably placed in the placement groove 411 of the fixed seat 41. One end of the limiting rod 412 passes through the hole and is limited. The contact rod 61 is slidably placed in the placement groove 411 of the movable seat 42. The square mouth of the square groove block 421 is fitted and engaged with the outer wall of the contact rod 61. A hole is provided at the bottom of the fixed seat 41. The fixing component 3 includes a fixing rod 31 and a rubber sleeve 32. The fixing rod 31 is plugged into the hole of the fixed seat 41, and the rubber sleeve 32 is frictionally engaged with the fixing rod 31.

[0056] When the utility model is in use, the hole of the fixing seat 41 is plugged into the fixing rod 31, so that the bottom surface of the fixing seat 41 is fitted with the top surface of the platform 2, and then the rubber sleeve 32 is inserted so that one end of the rubber sleeve 32 contacts the outer wall of the fixing seat 41, thereby achieving a relatively fast relative fixation between the fixing seat 41 and the platform 2. When disassembling, the rubber sleeve 32 can be pulled out for quick disassembly, and the front and rear fixing seats 41 are installed. At this time, the movable seat 42 will also be placed on the table of the platform 2 along with the fixing seat 41. The position of the movable seat 42 is moved by observing the alignment of the light head 7 and the alignment rod 71 on the top of the front and rear moving seats 42, so that the front and rear moving seats 42 are kept in the same straight line, and the square groove blocks 421 on the front and rear sides are moved so that the contact rod 61 is placed in the placement groove 411 of the moving seat 42. The square groove block 421 has a tendency to move to the left in a natural state. Release your hand so that the square groove block 421 clamps the contact rod 61. At this time, the fitting piece 62 of the moving seat 42 faces When the workpiece is in the right position, the contact rod 61 is placed in the placement groove 411 of the fixed seat 41, and the left end of the limit rod 412 is passed through the holes in the front and rear ends of the contact rod 61 by rotating the limit rod 412 to achieve relative fixation of the contact rod 61 and the fixed seat 41. The fixed seat 41 is used as a reference for the horizontal line. Fixing the contact rod 61 with the limit rod 412 can make the contact rod 61 more stable, making the detection more accurate. At this time, press the front and rear sides of the movable seat 42 with both hands and move it toward the fixed seat 41, so that the workpiece and the bonding piece 62 can be quickly bonded and clamped to complete the horizontal line alignment, reducing the time for correcting the position of the workpiece and improving the working speed. The inner end of the threaded rod 52 passes through the outer wall of the telescopic rod 51 and is squeezed and contacted with the surface of the inner telescopic rod of the telescopic rod 51. After the alignment is completed, the position of 42 can be fixed. At the same time, the bonding piece 62 of the fixed seat 41 and the bonding piece 62 of the movable seat 42 are respectively mortgaged to the center area of ​​the left and right outer edges of the workpiece, reducing the contact area with the workpiece and avoiding the influence on the observation results.

[0057] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A detachable automatic projector fixing device, comprising a base (1), Features: A platform (2) is provided at the top of the base (1); The front and rear sides of the platform (2) are both slidably connected to a clamping mechanism (4) via a fixing component (3); The clamping mechanism (4) comprises a fixed seat (41) and a movable seat (42); the fixed seat (41) is connected to the movable seat (42) via a telescopic assembly (5); and contact assemblies (6) are provided on the inner sides of the outer walls of the fixed seat (41) and the movable seat (42); The fixing seat (41) is connected to the contact assembly (6) via a limiting assembly; The movable seat (42) is connected to the contact component (6) via a pressure component; The tops of the front fixed seat (41) and the movable seat (42) are both fixedly connected with a light head (7); The tops of the rear fixed seat (41) and the movable seat (42) are both fixedly connected with a centering rod (71); The limiting assembly comprises a placement groove (411) and a limiting rod (412); the placement groove (411) is provided on the inner side of the outer wall of the fixed seat (41) and the movable seat (42); and the limiting rod (412) is threadedly connected to the fixed seat (41); One end of the limiting rod (412) extends to the right side of the outer wall of the fixing seat (41), and the other end of the limiting rod (412) extends into the placement groove (411).

2. The detachable automatic projector fixing device according to claim 1, It is characterized in that The pressure assembly comprises a square groove block (421) and a spring (422), one end of the square groove block (421) slides through the right side of the outer wall of the movable seat (42), one end of the spring (422) is fixed to the outer wall of the square groove block (421), and the other end of the spring (422) is fixed to the right side of the outer wall of the movable seat (42).

3. The detachable automatic projector fixing device according to claim 2, It is characterized in that The other end of the square groove block (421) extends into the placement groove (411) of the movable seat (42), and a square opening is opened at the left end of the square groove block (421).

4. The detachable automatic projector fixing device according to claim 3, It is characterized in that The telescopic assembly (5) comprises a telescopic rod (51) and a threaded rod (52); one end of the telescopic rod (51) is fixedly connected to the outer wall of the fixed seat (41); the other end of the telescopic rod (51) is fixedly connected to the outer wall of the movable seat (42); the threaded rod (52) is threadedly connected to the outer side of the outer wall of the telescopic rod (51); the inner end of the threaded rod (52) passes through the outer wall of the telescopic rod (51) and is in compression contact with the surface of the inner telescopic rod of the telescopic rod (51).

5. The detachable automatic projector fixing device according to claim 4, It is characterized in that The contact assembly (6) comprises a contact rod (61) and a bonding sheet (62), wherein the bonding sheet (62) is fixed to the inner side of the outer wall of the contact rod (61).

6. The detachable automatic projector fixing device according to claim 5, It is characterized in that Holes are provided at the front and rear ends of the contact rod (61); the contact rod (61) is slidably placed in the placement groove (411) of the fixed seat (41); one end of the limiting rod (412) passes through the hole and is limited; the contact rod (61) is slidably placed in the placement groove (411) of the movable seat (42); and the square opening of the square groove block (421) is fitted and engaged with the outer wall of the contact rod (61).

7. The detachable automatic projector fixing device according to claim 6, It is characterized in that The bottom of the fixing seat (41) is provided with a hole.

8. The detachable automatic projector fixing device according to claim 7, It is characterized in that The fixing assembly (3) comprises a fixing rod (31) and a rubber sleeve (32); the fixing rod (31) is plugged into a hole of a fixing seat (41); and the rubber sleeve (32) is frictionally sleeved with the fixing rod (31).

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