Manual fine adjustment device

Abstract

The utility model provides a manual fine adjustment device which comprises a ball screw and an adjusting assembly, the adjusting assembly comprises a ball screw nut, an adjusting knob, a bearing and a ball head support, the ball screw nut and the adjusting knob are respectively installed on the ball screw, one end of the adjusting knob is provided with a through groove, and the other end of the adjusting knob is provided with a through hole; the shape of the through groove is matched with that of the ball screw nut so that the ball screw nut can be clamped into the end of the adjusting knob, positioning grooves are evenly formed in the periphery of the middle of the adjusting knob, a bearing is arranged at the other end of the adjusting knob, the ball head support is arranged on the periphery of the adjusting knob, and at least one ball head plunger is arranged in the ball head support. And a positioning ball which can be embedded into the positioning groove is arranged at one end of the ball plunger. The device is suitable for synchronous operation of multiple groups of mechanisms in a small-size compact space, is convenient to install and debug quickly, and ensures that a machine table realizes quick cutting.

Description

Technical Field

[0001] The utility model relates to the technical field of visual detection equipment, in particular to an artificial fine-tuning device. Background Art

[0002] In the full inspection process of application compatible with multi-size panels, it is necessary to position and inspect glass panels of various sizes. Since the same machine needs to be compatible with multiple sizes, the size difference is large, and it needs to be debugged quickly, it needs to be compact, easy to install, and fast to debug. The commonly used structure on the market is that the lead screw is driven by the motor, thereby driving its docking mechanism to move. It is commonly used in various lifting mechanisms, mobile grippers and other devices. Or a multi-motor line code structure, which can synchronously drive multiple mechanisms to operate independently.

[0003] The existing power screw shaft mechanisms on the market are large in size, occupy a lot of space, and require independent power. They cannot control different mechanisms to independently operate different sizes in a compact space or on the same straight line, and can only move the same size synchronously. Even if a multi-motor line code is used, multiple mechanisms can be operated independently, but it occupies a larger space and is not suitable for the independent operation of multiple mechanisms in a small space and a short distance. Utility Model Content

[0004] In order to solve the above defects, the utility model provides an artificial fine-tuning device, which is suitable for the synchronous operation of multiple groups of mechanisms in a small and compact space, is convenient for installation and quick debugging, and ensures that the machine can achieve fast cutting.

[0005] A manual fine-tuning device comprises: a ball screw and an adjustment component, wherein the adjustment component comprises a ball screw nut, an adjustment knob, a bearing and a ball head support, wherein the ball screw nut and the adjustment knob are respectively mounted on the ball screw, a through groove is arranged at one end of the adjustment knob, the shape of the through groove matches the ball screw nut so as to be suitable for the ball screw nut to be clamped into the end of the adjustment knob, positioning grooves are evenly arranged on the outer periphery of the middle part of the adjustment knob, a bearing is arranged at the other end of the adjustment knob, the ball head support is arranged on the outer periphery of the adjustment knob, at least one ball head plunger is arranged in the ball head support, and a positioning bead which can be embedded in the positioning groove is arranged at one end of the ball head plunger.

[0006] In one implementation of the utility model, a spring is arranged inside the ball plunger, and a top screw is installed at the other end of the ball plunger.

[0007] In one implementation of the present invention, a bearing nut is disposed at one end of the bearing.

[0008] In one embodiment of the utility model, two horizontally arranged ball plungers are installed in the ball support, and the two ball plungers are symmetrically arranged.

[0009] In one implementation manner of the utility model, the adjusting knob is connected to the ball screw nut via a stop pin.

[0010] In one embodiment of the utility model, the manual fine-tuning device also includes a base plate, two linear guides and a module bracket, two linear guides are arranged on the upper side of the base plate, the ball screw is arranged between the two linear guides, both ends of the ball screw are respectively connected to the base plate through guide shaft supports, an adjustment component is arranged on the ball screw, the two sides of the bottom of the module bracket are respectively connected to the sliders of the corresponding linear guides, a through hole is arranged in the middle of the module bracket, and the top of the adjustment knob close to one end of the ball screw nut is arranged in the through hole.

[0011] In one implementation of the present invention, the two linear guide rails are arranged in parallel.

[0012] In one embodiment of the present invention, a plurality of adjustment components are provided on the ball screw.

[0013] In one embodiment of the present invention, the longitudinal section of the end of the adjusting knob close to the ball screw nut is circular.

[0014] In summary, the utility model provides a manual fine-tuning device, and the beneficial effects of the utility model are:

[0015] The utility model manually rotates the adjustment knob, and when the ball screw is stationary, the screw nut drives the mechanism on the module bracket to move horizontally. The ball head plunger is clamped into the positioning groove and fixed, and the position is controllable and will not be displaced by external force. The utility model has a compact structure and is suitable for the synchronous operation of multiple groups of mechanisms in a small and compact space. It is convenient for installation and quick debugging to ensure that the machine can achieve fast cutting. The utility model can be used for positioning mechanisms compatible with products of multiple sizes, as well as machines with limited size on the same axis that require quick debugging of multiple mechanisms. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a manual fine-tuning device provided in one embodiment of the utility model.

[0017] Figure 2 for Figure 1 Enlarged structural diagram at point D in the middle.

[0018] Figure 3 for Figure 1 Schematic diagram of the structure of the adjustment knob.

[0019] Figure 4 for Figure 1 Schematic diagram of the structure of the middle ball head bearing.

[0020] Explanation of the main element symbols: 1. Base plate; 2. Linear guide; 3. Ball screw; 31. Guide shaft support; 4. Adjustment assembly; 41. Ball screw nut; 411. Stop pin; 42. Adjustment knob; 421. First section; 4211. Through groove; 422. Second section; 4221. Positioning groove; 423. Third section; 424. Fourth section; 43. Bearing; 431. Bearing nut; 432. Bearing washer; 44. Ball head support; 441. Bearing lock plate; 442. Mounting hole; 443. First semicircular groove; 444. Second semicircular groove; 45. Ball head plunger; 5. Module bracket. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are 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 making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0022] like Figure 1 As shown, this embodiment provides a manual fine-tuning device, which includes: a base plate 1, two linear guide rails 2, a ball screw 3, an adjustment component 4 and a module bracket 5.

[0023] Two linear guide rails 2 are arranged on the upper side of the base plate 1, and the ball screw 3 is arranged between the two linear guide rails 2, and the two linear guide rails 2 are arranged in parallel. Both ends of the ball screw 3 are connected to the base plate 1 through guide shaft supports 31 respectively.

[0024] Next, the adjustment assembly 4 is mounted on the ball screw 3, as shown in FIG. Figure 2 As shown, the adjustment assembly 4 includes a ball screw nut 41 , an adjustment knob 42 , a bearing 43 and a ball head support 44 .

[0025] The ball screw nut 41 and the adjusting knob 42 are respectively installed on the ball screw 3. A through groove 4211 is provided at one end of the adjusting knob 42. The shape of the through groove 4211 matches the ball screw nut 41 so that the ball screw nut 41 is suitable for the end of the adjusting knob 42 to be inserted. Positioning grooves 4221 are evenly provided on the outer periphery of the middle part of the adjusting knob 42. A bearing 43 is provided at the other end of the adjusting knob 42. Preferably, a bearing nut 431 is provided at one end of the bearing 43.

[0026] Specifically, Figure 3 As shown, the adjusting knob 42 includes a first section 421, a second section 422, a third section 423 and a fourth section 424 which are connected in sequence, and the diameters of the first section 421, the second section 422, the third section 423 and the fourth section 424 are successively reduced. A through groove 4211 is provided on the side of the first section 421, and the shape of the through groove 4211 matches the ball screw nut 41 so that the ball screw nut 41 can be inserted into the first section 421. The first section 421 is connected to the ball screw nut 41 through a stop pin 411. The second section 422 is evenly provided with positioning grooves 4221 along the circumferential direction. A bearing 43 is installed on the outer periphery of the third section 423, and a bearing nut 431 is installed on the outer periphery of the fourth section 424.

[0027] Further preferably, the longitudinal section of the end of the adjusting knob 42 close to the ball screw nut 41 is circular.

[0028] Further preferably, a bearing washer 432 is provided between the bearing 43 and the bearing nut 431 to play a shock absorbing role and reduce friction and wear.

[0029] The ball support 44 is arranged on the outer periphery of the adjusting knob 42, and at least one ball plunger 45 is arranged in the ball support 44. A positioning bead which can be embedded in the positioning groove 4221 is arranged at one end of the ball plunger 45, a spring is arranged inside the ball plunger 45, and a top screw is installed at the other end of the ball plunger 45. The ball plunger 45 is clamped into the positioning groove 4221 to prevent displacement due to external force.

[0030] Specifically, Figure 4 As shown, the ball support 44 is provided with a first semicircular groove 443 and a second semicircular groove 444 in sequence. The diameter of the first semicircular groove 443 matches the diameter of the second section 422 of the adjusting knob 42, and the diameter of the second semicircular groove 444 matches the diameter of the bearing 43. A bearing lock plate 441 is installed on one end of the second semicircular groove 444 away from the first semicircular groove 443. The diameter of the bearing lock plate 441 is smaller than the diameter of the bearing 43, which plays a role of limiting. Both sides of the ball support 44 are respectively provided with a mounting hole 442 for placing a ball plunger 45. Furthermore, each mounting hole 442 is arranged horizontally to achieve symmetrical arrangement of the ball plunger 45, which better plays a role of limiting.

[0031] The two sides of the bottom of the module bracket 5 are respectively connected to the sliders of the corresponding linear guide rails 2. A through hole is provided in the middle of the module bracket 5. The top of the adjusting knob 42 close to one end of the ball screw nut 41 is provided in the through hole.

[0032] Further preferably, two horizontally arranged ball plungers 45 are installed in the ball support 44 , and the two ball plungers 45 are symmetrically arranged.

[0033] like Figure 1 As shown, a plurality of adjustment components 4 are provided on the ball screw 3 , and each adjustment component 4 is applied to a corresponding module bracket 5 to adjust the position of each module bracket 5 .

[0034] The working process of this embodiment is as follows: manually rotate the adjustment knob 42, and when the screw rod does not move, the screw nut drives the mechanism on the module bracket 5 to move horizontally, and multiple mechanisms slide independently, which is simple to debug and has controllable position, and will not be displaced due to external force.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. Manual fine-tuning device, characterized in that: It includes: A ball screw and an adjustment assembly, wherein the adjustment assembly comprises a ball screw nut, an adjustment knob, a bearing and a ball head support, wherein the ball screw nut and the adjustment knob are respectively mounted on the ball screw, a through groove is arranged at one end of the adjustment knob, the shape of the through groove matches the ball screw nut so as to be suitable for the ball screw nut to be inserted into the end of the adjustment knob, positioning grooves are evenly arranged on the outer periphery of the middle part of the adjustment knob, a bearing is arranged at the other end of the adjustment knob, the ball head support is arranged on the outer periphery of the adjustment knob, at least one ball head plunger is arranged in the ball head support, and a positioning bead which can be embedded in the positioning groove is arranged at one end of the ball head plunger.

2. The manual fine-tuning device according to claim 1, characterized in that: A spring is arranged inside the ball plunger, and a top screw is installed at the other end of the ball plunger.

3. The manual fine-tuning device according to claim 1, characterized in that: A bearing nut is arranged at one end of the bearing.

4. The manual fine-tuning device according to claim 1, characterized in that: Two horizontally arranged ball head plungers are installed in the ball head support, and the two ball head plungers are symmetrically arranged.

5. The manual fine-tuning device according to claim 1, characterized in that: The adjusting knob is connected to the ball screw nut via a stop pin.

6. The manual fine-tuning device according to any one of claims 1 to 5, characterized in that: The manual fine-tuning device also includes a base plate, two linear guides and a module bracket. Two linear guides are arranged on the upper side of the base plate. The ball screw is arranged between the two linear guides. Both ends of the ball screw are connected to the base plate through guide shaft supports. An adjustment component is arranged on the ball screw. The bottom two sides of the module bracket are respectively connected to the sliders of the corresponding linear guides. A through hole is arranged in the middle of the module bracket. The top of the adjustment knob close to one end of the ball screw nut is arranged in the through hole.

7. The manual fine-tuning device according to claim 6, characterized in that: The two linear guide rails are arranged in parallel.

8. The manual fine-tuning device according to claim 6, characterized in that: The ball screw is provided with a plurality of adjustment components.

9. The manual fine-tuning device according to claim 6, characterized in that: The longitudinal section of the end of the adjusting knob close to the ball screw nut is circular.

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