Middle-view-field aspherical lens profiling accurate grinding device

Abstract

The utility model provides a mid-view aspheric lens profiling accurate grinding device which comprises a machining table, supporting blocks, a sliding hole, a machining rotating shaft, a profiling piece, a piece to be machined, a fixable supporting pushing frame structure and a slidable adjusting pushing support structure, and the supporting blocks are fixed to the four corners of the bottom end of the machining table through bolts respectively; a sliding hole is formed in the right side of the bottom end of the machining table. Through the arrangement of the sliding plate, the containing groove, the pushing block, the threaded column, the contact mechanism and the accurate grinding mechanism, the purpose of accurately adjusting machining in the machining process is facilitated by rotating the threaded column in the machining process; and the fixing frame, the threaded hole, the threaded pipe, the sliding plate, the storage groove, the pushing block and the threaded column are arranged in a matched mode, so that the threaded pipe and the threaded column are rotated correspondingly in the using process, and adjustment work in multiple modes is conveniently carried out.

Description

Technical Field

[0001] The utility model belongs to the technical field of optical cold processing equipment, in particular to a mid-field aspheric lens profiling fine grinding device. Background Art

[0002] In modern optical cold processing, the aspheric lens fine grinding equipment currently used is mainly implemented by CNC aspheric fine grinding machines. The existing aspheric lens profiling fine grinding devices cannot adjust the distance during the fine grinding process according to processing needs during use, and cannot perform multiple adjustments during the fine grinding process. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a medium-field aspheric lens profiling fine grinding device, which facilitates various adjustment work during the fine grinding process by improving the pushing mechanism during the processing, and facilitates the purpose of adjusting the processing time interval by improving the pushing mechanism.

[0004] A mid-field aspheric lens profiling and fine grinding device comprises a processing table, wherein support blocks are bolted to the four corners of the bottom end of the processing table; a sliding hole is provided inside the right side of the bottom end of the processing table; a processing rotating shaft is provided at the front of the upper part of the left inner wall and the rear of the upper part of the inner wall respectively; a profiling piece is provided at the right end of the processing rotating shaft provided at the rear end; a workpiece to be processed is provided at the right end of the processing rotating shaft provided at the front end, and is characterized in that a fixable support pushing frame structure is provided at the right side of the upper end of the processing table; and a slidable adjustable pushing bracket structure is provided at the left side of the fixable support pushing frame structure.

[0005] Preferably, the fixed supporting push frame structure includes a fixing frame, a threaded hole is provided in the middle position of the upper end of the fixing frame; storage holes are provided in the front end and the rear end of the fixing frame respectively; and a threaded tube is passed through the internal thread of the threaded hole.

[0006] Preferably, the slidable and adjustable pushing bracket structure includes a sliding plate, and a storage groove is respectively provided on the upper left front part and the upper left rear part of the sliding plate; pushing blocks are respectively provided inside the storage grooves; threaded columns are respectively threadedly penetrated on the upper front part and the upper rear part of the sliding plate; a contact mechanism is provided on the left end of the threaded column provided at the front end; and a fine grinding mechanism is provided on the left end of the threaded column provided at the rear end.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] 1. In the utility model, the arrangement of the sliding plate, the receiving groove, the pushing block, the threaded column, the contact mechanism and the fine grinding mechanism is conducive to the purpose of accurate adjustment of the processing by rotating the threaded column during the processing.

[0009] 2. In the utility model, the fixing frame, threaded hole, threaded tube, sliding plate, storage groove, push block and threaded column are arranged in coordination with each other, which is conducive to convenient adjustment work in various ways by rotating the threaded tube and the threaded column respectively during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2 It is a structural schematic diagram of the fixed support and pushing frame structure of the utility model.

[0012] Figure 3 It is a structural schematic diagram of the slidable adjustable pushing bracket structure of the utility model.

[0013] Figure 4 It is a left view of the slidable adjustable pushing bracket structure of the utility model.

[0014] In the figure:

[0015] 1. Processing table; 2. Support block; 3. Sliding hole; 4. Processing rotating axis; 5. Profiling part; 6. Part to be processed; 7. Fixed support push frame structure; 71. Fixed frame; 72. Threaded hole; 73. Storage hole; 74. Threaded tube; 8. Sliding adjustable push bracket structure; 81. Sliding plate; 82. Storage groove; 83. Push block; 84. Threaded column; 85. Contact mechanism; 86. Fine grinding mechanism. DETAILED DESCRIPTION

[0016] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a mid-field aspheric lens profiling and fine grinding device comprises a processing table 1, a support block 2, a sliding hole 3, a processing rotating shaft 4, a profiling member 5, a workpiece to be processed 6, a fixed support push frame structure 7 and a slidable adjustable push frame structure 8, wherein the support blocks 2 are bolted to the four corners of the bottom end of the processing table 1; a sliding hole 3 is provided inside the right side of the bottom end of the processing table 1; a processing rotating shaft 4 is respectively provided at the front of the upper part of the left inner wall and the rear of the upper part of the inner wall of the processing table 1; a profiling member 5 is provided at the right end of the processing rotating shaft 4 arranged at the rear end; a workpiece to be processed 6 is provided at the right end of the processing rotating shaft 4 arranged at the front end; a fixed support push frame structure is provided on the right side of the upper end of the processing table 1 Structure 7; a slidable and adjustable pushing bracket structure 8 is arranged on the left side of the fixed supporting pushing frame structure 7; the fixed supporting pushing frame structure 7 comprises a fixing frame 71, a threaded hole 72, a receiving hole 73 and a threaded tube 74; a threaded hole 72 is provided at the middle position of the upper end of the fixing frame 71; receiving holes 73 are respectively provided inside the front end and the rear end of the fixing frame 71; a threaded tube 74 is penetrated by the internal thread of the threaded hole 72; when in use, the processing table 1 is fixed in a suitable position and an external power supply and an external control device are connected using an external wire, and then the workpiece 6 to be processed is fixed at the right end of the processing rotating shaft 4, and the threaded tube 74 is rotated to push the processing mechanism.

[0017] In this embodiment, combined with the Figure 3 As shown, the slidable and adjustable pushing bracket structure 8 includes a sliding plate 81, a receiving groove 82, a pushing block 83, a threaded column 84, a contact mechanism 85 and a fine grinding mechanism 86. The sliding plate 81 is provided with a receiving groove 82 at the front of the left upper part and a rear of the left upper part respectively; the receiving groove 82 is provided with a pushing block 83 inside; the upper front end and the rear end of the sliding plate 81 are respectively threaded with a threaded column 84; the left end of the threaded column 84 arranged at the front end is provided with a contact mechanism 85; the left end of the threaded column 84 arranged at the rear end is provided with a fine grinding mechanism 86; after the threaded tube 74 is rotated for pushing, according to the distance between the fine grinding mechanism 86 and the workpiece 6 to be processed, the threaded column 84 is rotated by the same number of circles during the rotation of the threaded column 84 and the adjustment process of the rotation of the threaded column 84 to prevent the processing quality from being affected by excessive or insufficient pressure, thereby completing the work.

[0018] In this embodiment, specifically, two processing rotating axes 4 are provided and are arranged correspondingly.

[0019] In this embodiment, specifically, the thread between the threaded hole 72 and the threaded tube 74 is set as a coarse thread.

[0020] In this embodiment, specifically, the bottom end of the fixing frame 71 is bolted to the right side of the upper end of the processing table 1 .

[0021] In this embodiment, specifically, the thread between the sliding plate 81 and the threaded column 84 is set as a fine thread; the sliding plate 81 is made of a T-shaped stainless steel plate.

[0022] In this embodiment, specifically, the bottom end of the sliding plate 81 slides through the interior of the sliding hole 3; the left end of the threaded tube 74 is threadedly inserted into the upper right side of the sliding plate 81 and a bearing is provided at the connection.

[0023] How it works

[0024] In the utility model, when in use, the processing table 1 is fixed in a suitable position and connected to an external power supply and an external control device using an external wire, and then the workpiece 6 to be processed is fixed at the right end of the processing rotating shaft 4, and the threaded tube 74 is rotated to push the processing mechanism. After the threaded tube 74 is rotated to push, according to the distance between the fine grinding mechanism 86 and the workpiece 6, the threaded column 84 is rotated, and during the process of adjusting the threaded column 84, the threaded column 84 is rotated the same number of times to prevent the processing quality from being affected by excessive or insufficient pressure, thereby completing the work.

[0025] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A mid-field aspheric lens profiling and fine grinding device, comprising a processing table (1), wherein support blocks (2) are bolted to the four corners of the bottom end of the processing table (1); a sliding hole (3) is provided inside the right side of the bottom end of the processing table (1); a processing rotating shaft (4) is provided at the front of the upper part of the left inner wall and the rear of the upper part of the inner wall of the processing table (1); a profiling member (5) is provided at the right end of the processing rotating shaft (4) provided at the rear end; a workpiece to be processed (6) is provided at the right end of the processing rotating shaft (4) provided at the front end; and the characteristic is that: A fixed support push frame structure (7) is arranged on the right side of the upper end of the processing table (1) in the mid-field aspheric lens profiling fine grinding device; a slidable and adjustable push bracket structure (8) is arranged on the left side of the fixed support push frame structure (7).

2. The mid-field aspheric lens profiling fine grinding device according to claim 1, characterized in that: The fixed support push frame structure (7) comprises a fixed frame (71), a threaded hole (72) is provided at the middle position of the upper end of the fixed frame (71); storage holes (73) are provided at the front end and the rear end of the fixed frame (71); and a threaded tube (74) is penetrated through the internal thread of the threaded hole (72).

3. The mid-field aspheric lens profiling fine grinding device according to claim 1, characterized in that: The slidably adjustable pushing bracket structure (8) comprises a sliding plate (81), wherein the upper left front portion and the upper left rear portion of the sliding plate (81) are respectively provided with a receiving groove (82); the interior of the receiving groove (82) is respectively provided with a pushing block (83); the upper front portion and the upper rear portion of the sliding plate (81) are respectively threadedly penetrated by a threaded column (84); the left end of the threaded column (84) arranged at the front end is provided with a contact mechanism (85); and the left end of the threaded column (84) arranged at the rear end is provided with a fine grinding mechanism (86).

4. The mid-field aspheric lens profiling fine grinding device according to claim 2, characterized in that: The bottom end of the fixing frame (71) is bolted to the upper right side of the processing table (1).

5. The mid-field aspheric lens profiling fine grinding device according to claim 3, characterized in that: The bottom end of the sliding plate (81) slides through the interior of the sliding hole (3).

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