Positioning tool

Abstract

The utility model belongs to the field of optical lens processing, and particularly relates to a positioning tool which comprises a bottom plate, a mounting seat is arranged at the top of the bottom plate, a first gear is sleeved on the surface of the mounting seat, four limiting blocks are fixedly connected to the top of the mounting seat, four grooves are formed in the top of the mounting seat, and the first gear is sleeved on the first gear. A sliding groove is formed in an inner cavity of the groove, a clamping assembly is fixedly connected to the bottom of an inner cavity of the mounting base, and a driving assembly is arranged on the left side of the top of the bottom plate. A plurality of optical lenses can be fixedly mounted through the clamping assembly, the angle of the mounting seat can be adjusted through the driving assembly, the grinding equipment can conveniently grind and process the plurality of optical lenses, and the problem that when existing optical lenses are ground and processed, the optical lenses need to be fixed through a positioning tool, and the machining efficiency is high is solved. However, most of positioning tools can only fix a single optical lens and need to be disassembled and reassembled after grinding is completed, so that the machining efficiency of equipment is reduced.

Description

Technical Field

[0001] The utility model relates to the field of optical lens processing, in particular to a positioning tool. Background Art

[0002] Optical glass is made of high-purity silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and other oxides mixed according to a specific formula, melted in a platinum crucible at high temperature, stirred evenly with ultrasound to remove bubbles; then slowly cooled over a long period of time to prevent the glass block from generating internal stress. The cooled glass block must be measured by optical instruments to check whether the purity, transparency, uniformity, refractive index and dispersion rate meet the specifications. Qualified glass blocks are heated and forged to form optical lens blanks. During the processing of optical lenses, positioning devices are required to clamp and position the optical lenses.

[0003] During the grinding process, existing optical lenses need to be fixed by positioning tools, but most positioning tools can only fix a single optical lens. After grinding, they need to be disassembled and reassembled, thereby reducing the processing efficiency of the equipment. Therefore, a positioning tool is proposed to address the above problem. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, the utility model proposes a positioning tool to solve the problem that the existing optical lenses need to be fixed by a positioning tool during grinding, but most of the positioning tools can only fix a single optical lens, and after grinding, the lens needs to be disassembled and reassembled, thereby reducing the processing efficiency of the equipment.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a positioning tool, comprising a bottom plate, a mounting seat is arranged on the top of the bottom plate, a first gear is sleeved on the surface of the mounting seat, four limit blocks are fixedly connected to the top of the mounting seat, four grooves are opened on the top of the mounting seat, a slide groove is opened in the inner cavity of the groove, a clamping component is fixedly connected to the bottom of the inner cavity of the mounting seat, and a driving component is arranged on the left side of the top of the bottom plate;

[0006] The clamping assembly includes a first motor, the bottom of the first motor is fixedly connected to the inner wall of the mounting seat, the output end of the first motor is fixedly connected to a screw rod, the top of the screw rod is movably connected to the inner wall of the mounting seat, the surface of the screw rod is threadedly connected to a threaded sleeve, the surface of the threaded sleeve is fixedly connected to four limit frames, the inner cavity of the limit frame is movably connected to a fixing rod through a rotating shaft, the side of the fixing rod away from the limit frame is movably connected to a positioning frame through a rotating shaft, the top of the positioning frame is fixedly connected to a sliding sleeve, the inner cavity of the sliding sleeve is movably connected to a sliding rod, the side of the sliding rod close to the groove is fixedly connected to the inner wall of the groove, the surface of the sliding sleeve is fixedly connected to a spring, the side of the spring away from the sliding sleeve is fixedly connected to the inner wall of the groove, and the top of the sliding sleeve is fixedly connected to a positioning block.

[0007] Preferably, the driving assembly includes a fixed frame, the bottom of the fixed frame is fixedly connected to the top of the base plate, the top of the fixed frame is fixedly connected to a second motor, the output end of the second motor passes through the inner cavity of the fixed frame and is fixedly connected to a second gear, and the left side of the second gear is meshed with the right side of the first gear.

[0008] Preferably, a fixing ring is sleeved on the surface of the second motor, and the bottom of the fixing ring is fixedly connected to the top of the fixing frame.

[0009] The fixing ring is provided to fix the second motor and prevent the second motor from shifting during use.

[0010] Preferably, four corners of the top of the bottom plate are provided with mounting grooves, and the bottom of the inner cavity of the mounting groove is provided with mounting holes.

[0011] Preferably, a limiting rod is fixedly connected to the bottom of the mounting seat, a limiting groove is provided on the top of the bottom plate, and a surface of the limiting rod contacts an inner wall of the limiting groove.

[0012] The cooperation of the limiting rod and the limiting groove can play a role in limiting the mounting seat and prevent the mounting seat from shifting during use.

[0013] Preferably, a bearing seat is sleeved on the surface of the screw rod, and the top of the bearing seat is fixedly connected to the inner wall of the mounting seat.

[0014] Preferably, two sliding blocks are fixedly connected to the surface of the sliding sleeve, and a side of the sliding block away from the sliding sleeve contacts the inner wall of the sliding groove.

[0015] The utility model is beneficial in that:

[0016] The utility model can fix and install multiple optical lenses by utilizing a clamping component, and can adjust the angle of the mounting seat by utilizing a driving component, so as to facilitate the grinding equipment to grind multiple optical lenses, and solves the problem that the existing optical lenses need to be fixed by positioning tooling during grinding, but most of the positioning tooling can only fix a single optical lens, and after grinding is completed, the lens needs to be disassembled and reinstalled, thereby reducing the processing efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] 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 description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a schematic diagram of the positioning tool structure of the utility model;

[0019] Figure 2 This is a bottom view of the mounting seat and the limiting rod structure of the utility model;

[0020] Figure 3 This is a front cross-sectional view of the bottom plate structure of the utility model;

[0021] Figure 4 This is a front cross-sectional view of the mounting seat structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0023] Figure 6 This is a structural front and sectional view of the mounting seat and the clamping assembly of the utility model.

[0024] In the figure: 1, base plate; 2, mounting seat; 3, first gear; 4, limit block; 5, groove; 6, slide; 7, clamping assembly; 701, first motor; 702, screw rod; 703, threaded sleeve; 704, limit frame; 705, fixed rod; 706, positioning frame; 707, sliding sleeve; 708, slide rod; 709, spring; 710, positioning block; 711, bearing seat; 712, slider; 8, driving assembly; 801, fixed frame; 802, second motor; 803, second gear; 804, fixed ring; 9, mounting groove; 10, mounting hole; 11, limit rod; 12, limit groove. DETAILED DESCRIPTION

[0025] 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.

[0026] The following is combined with Figure 1-6 To further explain this application in detail,

[0027] The present application embodiment discloses a positioning tool. Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A positioning tool comprises a bottom plate 1, a mounting seat 2 is arranged on the top of the bottom plate 1, a first gear 3 is sleeved on the surface of the mounting seat 2, four limit blocks 4 are fixedly connected to the top of the mounting seat 2, four grooves 5 are opened on the top of the mounting seat 2, a slide groove 6 is opened in the inner cavity of the groove 5, a clamping component 7 is fixedly connected to the bottom of the inner cavity of the mounting seat 2, and a driving component 8 is arranged on the left side of the top of the bottom plate 1;

[0028] The clamping assembly 7 includes a first motor 701, the bottom of the first motor 701 is fixedly connected to the inner wall of the mounting seat 2, the output end of the first motor 701 is fixedly connected to a screw rod 702, the top of the screw rod 702 is movably connected to the inner wall of the mounting seat 2, the surface of the screw rod 702 is threadedly connected to a threaded sleeve 703, the surface of the threaded sleeve 703 is fixedly connected to four limit frames 704, the inner cavity of the limit frame 704 is movably connected to a fixed rod 705 through a rotating shaft, and the side of the fixed rod 705 away from the limit frame 704 is movably connected to the fixed rod 705 through a rotating shaft. A positioning frame 706 is connected, and a sliding sleeve 707 is fixedly connected to the top of the positioning frame 706. A sliding rod 708 is movably connected to the inner cavity of the sliding sleeve 707. The side of the sliding rod 708 close to the groove 5 is fixedly connected to the inner wall of the groove 5. A spring 709 is fixedly connected to the surface of the sliding sleeve 707. The side of the spring 709 away from the sliding sleeve 707 is fixedly connected to the inner wall of the groove 5. A positioning block 710 is fixedly connected to the top of the sliding sleeve 707. By utilizing the clamping assembly 7, multiple optical lenses can be fixedly installed, thereby improving the processing efficiency of the optical lenses.

[0029] Reference Figure 6The driving component 8 includes a fixing frame 801, the bottom of the fixing frame 801 is fixedly connected to the top of the base plate 1, the top of the fixing frame 801 is fixedly connected to a second motor 802, the output end of the second motor 802 passes through the inner cavity of the fixing frame 801 and is fixedly connected to a second gear 803, and the left side of the second gear 803 is meshed with the right side of the first gear 3; by utilizing the driving component 8, the angle of the mounting seat 2 can be adjusted, so that the grinding equipment can grind multiple optical lenses conveniently.

[0030] Reference Figure 6 A fixing ring 804 is sleeved on the surface of the second motor 802, and the bottom of the fixing ring 804 is fixedly connected to the top of the fixing frame 801; by setting the fixing ring 804, the second motor 802 is fixed and the position of the second motor 802 is prevented from shifting during use.

[0031] Reference Figure 1 and Figure 3 The four corners of the top of the bottom plate 1 are all provided with mounting grooves 9, and the bottom of the inner cavity of the mounting groove 9 is provided with a mounting hole 10; by setting the mounting grooves 9 and the mounting holes 10, the bottom plate 1 is limited, and the installation and fixation of the bottom plate 1 is facilitated.

[0032] Reference Figure 2 and Figure 3 The bottom of the mounting seat 2 is fixedly connected to a limiting rod 11, and a limiting groove 12 is provided on the top of the base plate 1, and the surface of the limiting rod 11 contacts the inner wall of the limiting groove 12; by setting the limiting rod 11 and the limiting groove 12 in cooperation, the mounting seat 2 is limited and the position of the mounting seat 2 is prevented from being shifted during use.

[0033] Reference Figure 5 A bearing seat 711 is sleeved on the surface of the screw rod 702, and the top of the bearing seat 711 is fixedly connected to the inner wall of the mounting seat 2; by setting the bearing seat 711, a position limiting function is played on the screw rod 702, and at the same time, the rotation of the screw rod 702 is facilitated.

[0034] Reference Figure 4 and Figure 5 Two sliders 712 are fixedly connected to the surface of the sliding sleeve 707, and the side of the slider 712 away from the sliding sleeve 707 contacts the inner wall of the sliding groove 6; by setting the slider 712 and the sliding groove 6 to cooperate, the sliding sleeve 707 is limited and the stability of the movement of the slider 712 is improved.

[0035] Working principle: When in use, the staff places four optical lenses on the top of the mounting seat 2 so that one end of the optical lens fits against the inner wall of the limit block 4, and then starts the first motor 701. The output end of the first motor 701 drives the screw rod 702 to rotate. When the screw rod 702 rotates, it drives the threaded sleeve 703 to move downward. When the threaded sleeve 703 moves downward, it drives the four limit frames 704 to move downward. When the four limit frames 704 move downward, they drive one end of the four fixed rods 705 to move downward. At this time, the other ends of the four fixed rods 705 drive the four positioning frames 706 to move in opposite directions. When the four positioning frames 706 move in opposite directions The four sleeves 707 are driven to move in opposite directions. When the four sleeves 707 move in opposite directions, they squeeze the four springs 709 and drive the positioning blocks 710 to move in opposite directions. The four optical lenses can be clamped and fixed at the same time. After the fixation is completed, a single optical lens is ground through the grinding equipment. After the processing is completed, the staff starts the second motor 802. The output end of the second motor 802 drives the second gear 803 to rotate. When the second gear 803 rotates, it drives the first gear 3 to rotate. When the first gear 3 rotates, it drives the mounting seat 2 to rotate. The angle of the optical lens can be adjusted, thereby improving the processing efficiency of the grinding equipment.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A positioning tool, characterized in that: The invention comprises a bottom plate (1), a mounting seat (2) is arranged on the top of the bottom plate (1), a first gear (3) is sleeved on the surface of the mounting seat (2), four limit blocks (4) are fixedly connected to the top of the mounting seat (2), four grooves (5) are provided on the top of the mounting seat (2), a slide groove (6) is provided in the inner cavity of the groove (5), a clamping assembly (7) is fixedly connected to the bottom of the inner cavity of the mounting seat (2), and a driving assembly (8) is arranged on the left side of the top of the bottom plate (1); The clamping assembly (7) comprises a first motor (701), the bottom of the first motor (701) is fixedly connected to the inner wall of the mounting seat (2), the output end of the first motor (701) is fixedly connected to a screw rod (702), the top of the screw rod (702) is movably connected to the inner wall of the mounting seat (2), the surface of the screw rod (702) is threadedly connected to a threaded sleeve (703), the surface of the threaded sleeve (703) is fixedly connected to four limit frames (704), the inner cavity of the limit frame (704) is movably connected to a fixed rod (705) via a rotating shaft, and the fixed rod (705) A positioning frame (706) is movably connected to the side away from the limiting frame (704) through a rotating shaft, a sliding sleeve (707) is fixedly connected to the top of the positioning frame (706), a sliding rod (708) is movably connected to the inner cavity of the sliding sleeve (707), a side of the sliding rod (708) close to the groove (5) is fixedly connected to the inner wall of the groove (5), a spring (709) is fixedly connected to the surface of the sliding sleeve (707), a side of the spring (709) away from the sliding sleeve (707) is fixedly connected to the inner wall of the groove (5), and a positioning block (710) is fixedly connected to the top of the sliding sleeve (707).

2. A positioning tool according to claim 1, characterized in that: The driving assembly (8) comprises a fixing frame (801), the bottom of the fixing frame (801) is fixedly connected to the top of the base plate (1), the top of the fixing frame (801) is fixedly connected to a second motor (802), the output end of the second motor (802) passes through the inner cavity of the fixing frame (801) and is fixedly connected to a second gear (803), and the left side of the second gear (803) is meshedly connected to the right side of the first gear (3).

3. A positioning tool according to claim 2, characterized in that: A fixing ring (804) is sleeved on the surface of the second motor (802), and the bottom of the fixing ring (804) is fixedly connected to the top of the fixing frame (801).

4. A positioning tool according to claim 1, characterized in that: The four corners of the top of the bottom plate (1) are each provided with a mounting groove (9), and the bottom of the inner cavity of the mounting groove (9) is provided with a mounting hole (10).

5. A positioning tool according to claim 1, characterized in that: The bottom of the mounting seat (2) is fixedly connected to a limiting rod (11), the top of the base plate (1) is provided with a limiting groove (12), and the surface of the limiting rod (11) is in contact with the inner wall of the limiting groove (12).

6. A positioning tool according to claim 1, characterized in that: A bearing seat (711) is sleeved on the surface of the screw rod (702), and the top of the bearing seat (711) is fixedly connected to the inner wall of the mounting seat (2).

7. A positioning tool according to claim 1, characterized in that: Two sliding blocks (712) are fixedly connected to the surface of the sliding sleeve (707), and the side of the sliding block (712) away from the sliding sleeve (707) is in contact with the inner wall of the sliding groove (6).

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