Riveting head of optical shaft and riveting mechanism

Abstract

The riveting head comprises a base and a movable block, a through hole for the optical shaft to penetrate through is formed in the thickness direction of the base and the movable block in a penetrating mode, a guide shaft is embedded in the height direction of the base, and the movable block is arranged on the guide shaft in a sleeved mode and can move in a reciprocating mode in the length direction of the guide shaft. A connecting rod is movably embedded in the base, a tool bit used for locking an optical axis is fixedly arranged at the tail end of the connecting rod, a movable rod is embedded in the movable block, the movable rod penetrates through a vertical hole formed in the connecting rod and can reciprocate in the length direction of the vertical hole, and a check block is fixedly arranged on the side, opposite to the base, of the movable block. According to the utility model, the optical axis is locked by matching the movable block with the connecting rod, in the locking process, the locking process is completed only by attaching the riveting joint to a product and pushing the movable block to the base by virtue of the fixed leveling, and the riveting of the optical axis can be completed by subsequently fixing the movable block and the base by virtue of the bolt.

Description

Technical Field

[0001] The utility model relates to the technical field of riveting and pressing, in particular to a riveting head and a riveting and pressing mechanism of an optical axis. Background Art

[0002] Riveting is a widely used connection method today, especially in the aerospace field, where riveting is widely used in the assembly process of products. Usually, some parts that are fully connected and do not need to be disassembled in the later stage are usually riveted, so that two sub-parts are riveted together.

[0003] The commonly used riveted optical axis mechanism is large in size and mass, and occupies a large space. When the riveted joint needs to be switched, it needs to be replaced manually, and the connecting parts between different riveted joints and the press are also different. Therefore, an assembly and debugging process is added to the process of replacing the riveted joint. The degree of automation is low, which affects the progress of the riveting process. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art. The utility model proposes a riveting head and a riveting mechanism for an optical axis. The riveting head of the optical axis is used to complete the riveting with the product optical axis, and a quick switching device is used to adapt to the riveting requirements of products with different optical axes, thereby improving the replacement efficiency of the rivet head.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a riveting rivet head for an optical axis, characterized in that it includes a base and a movable block, a through hole for the optical axis to pass through is opened in the thickness direction of the base and the movable block, a guide shaft is embedded in the height direction of the base, the movable block is sleeved on the guide shaft and can reciprocate along the length direction of the guide shaft;

[0006] A connecting rod is movably embedded in the base, a cutter head for locking the optical axis is fixedly arranged at the end of the connecting rod, a movable rod is embedded in the movable block, the movable rod passes through a vertical hole opened on the connecting rod and can reciprocate along the length direction of the vertical hole, and a stopper is fixedly arranged on the side of the movable block facing away from the base.

[0007] Furthermore, the guide shaft includes a first guide shaft and a second guide shaft, the first guide shaft penetrates the thickness direction of the base and is embedded in the base, a limit block is fixedly arranged at one end of the first guide shaft facing away from the movable block, the second guide shaft is fixedly embedded in the base, and the movable block is sleeved on the second guide shaft.

[0008] Furthermore, the first guide shaft and the second guide shaft are arranged around the through hole, and the connecting rods are symmetrically arranged on both sides of the through hole.

[0009] Furthermore, the block includes a first block and a second block, the second block is provided with an embedding groove adapted to the size of the first block, and the first block is embedded in the embedding groove; and a movable groove adapted to the movement of the connecting rod is provided along the length direction of the first block and the second block.

[0010] Furthermore, a riveting mechanism for an optical axis comprises a press unit, a press head unit and a clamp unit, wherein the press unit, the press head unit and the clamp unit are fixedly arranged on a bracket in sequence along a vertical direction, and a riveting head for the optical axis is added on the press head unit;

[0011] The ram unit includes a slide rail and a slide rod arranged vertically, a riveting head of the optical axis is arranged at the end of the slide rod, the slide rod is connected to the ram retracting cylinder, and the ram retracting cylinder is fixedly arranged on one side of the slide rail and the slide rod.

[0012] Furthermore, there are multiple pressure head units, and the multiple pressure head units are arranged side by side on the quick switching device. The quick switching device includes a slide rail and a slide plate fixedly arranged along the transverse direction. The slide plate is driven by an electric cylinder, and the multiple pressure head units are fixedly arranged on the slide plate.

[0013] Compared with the prior art, the beneficial effects of the utility model include:

[0014] 1) The optical axis is locked by using a movable block in conjunction with a connecting rod. During the locking process, the riveted joint only needs to be brought close to the product, and the movable block is pushed toward the base by a fixed flattening tool to complete the locking process. Subsequently, the movable block and the base are fixed with bolts to complete the riveting of the optical axis.

[0015] 2) By setting up multiple pressure head units, different riveting heads are fixed on the pressure head units; multiple pressure head units are arranged side by side on the quick switching device, and the riveting heads are switched according to the product through the quick switching device. The whole process does not require adjustment or change of other structures of the riveting mechanism, and the degree of automation is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The disclosure of the present invention is described with reference to the accompanying drawings. It should be understood that the drawings are only for illustrative purposes and are not intended to limit the scope of protection of the present invention. In the accompanying drawings, the same reference numerals are used to refer to the same components. Among them:

[0017] Figure 1 The main structure of the riveting mechanism of the optical axis is schematically shown;

[0018] Figure 2 The specific structure of the pressure head unit is schematically shown;

[0019] Figure 3 The overall structure of the riveting head of the optical axis is schematically shown;

[0020] Figure 4 The schematic diagram shows part of the internal structure of the riveting head of the smooth shaft.

[0021] Numbers in the figure: 1-base, 2-movable block, 3-connecting rod, 4-first guide shaft, 5-second guide shaft, 6-first stopper, 7-second stopper, 8-movable groove, 9-press unit, 10-press head unit, 11-clamp unit, 12-slide rod, 13-press head retracting cylinder, 14-slide plate, 15-electric cylinder. DETAILED DESCRIPTION

[0022] It is easy to understand that according to the technical solution of the utility model, without changing the essential spirit of the utility model, a person skilled in the art can propose a variety of interchangeable structural modes and implementation modes. Therefore, the following specific implementation modes and drawings are only exemplary descriptions of the technical solution of the utility model, and should not be regarded as the entirety of the utility model or as a limitation or restriction to the technical solution of the utility model.

[0023] Figure 1 The schematic diagram shows the main structure of the riveting mechanism of the optical axis. Figure 1 As shown, it includes a press unit 9, a pressure head unit 10 and a clamp unit 11. The press unit 9, the pressure head unit 10 and the clamp unit 11 are fixedly arranged vertically on the bracket in sequence. The clamp unit 11 is used to clamp the product to complete the fixation of the product, which is convenient for the subsequent riveting process. A riveting head of the optical axis is added to the pressure head unit 10. The riveting head of the optical axis is pressed down by the press unit 9, thereby completing the riveting process between the rivet head and the product.

[0024] Figure 2 The schematic diagram shows the specific structure of the pressure head unit, such as Figure 2 As shown, the aforementioned ram unit 10 includes a slide rail and a slide rod 12 arranged vertically, the slide rod 12 reciprocates vertically via the slide rail, and the ram retraction cylinder 13 is fixedly arranged on one side of the slide rail and the slide rod 12. The telescopic rod of the ram retraction cylinder 13 and the slide rod 12 are fixed by an L-shaped part, so that the slide rod 12 can be pressed down to the clamp unit 11 by the press unit 9, and then the slide rod 12 is driven back to its original position by the ram retraction cylinder 13.

[0025] It is worth noting that if Figure 2As shown, there are a plurality of the aforementioned ram units 10, and different riveting heads are added on the plurality of ram units 10 to meet the riveting requirements of different products. The aforementioned plurality of ram units 10 are arranged in a side-by-side manner on the quick switching device, and the quick switching device includes a slide rail and a slide plate 14 fixedly arranged in the transverse direction. The slide plate 14 is driven by an electric cylinder 15. The plurality of ram units 10 are fixedly arranged on the aforementioned slide plate 14, and the electric cylinder 15 pushes the aforementioned slide plate 14 to move along the length direction of the slide rail, thereby completing the switching of the ram units 10.

[0026] Figure 3 The overall structure of the riveting head of the optical axis is schematically shown; Figure 4 The schematic diagram shows the internal structure of the riveting head of the optical axis. Figure 3 and Figure 4 As shown, a riveting rivet head for an optical axis arranged on the aforementioned pressure head includes a base 1 and a movable block 2, a through hole for the optical axis to pass through is opened in the thickness direction of the base 1 and the movable block 2, a guide shaft is embedded in the height direction of the base 1, and the movable block 2 is sleeved on the guide shaft and can reciprocate along the length direction of the guide shaft; a connecting rod 3 is movably embedded in the base 1, a cutter head for locking the optical axis is fixedly arranged at the end of the connecting rod 3, a movable rod is embedded in the movable block 2, the movable rod passes through the vertical hole opened on the connecting rod 3 and can reciprocate along the length direction of the vertical hole, and a stopper is fixedly arranged on the side of the movable block 2 facing away from the base 1. It is worth noting that the vertical hole arranged on the connecting rod 3 is arranged obliquely. When the movable rod reciprocates radially along the guide shaft under the drive of the movable block 2, it can drive the connecting rod 3 to clamp or loosen the optical axis, thereby completing the riveting action; a cutter head is arranged at the end of the connecting rod 3. When the connecting rod 3 forms a clamping action under the drive of the movable block 2, the existence of the cutter head can better complete the clamping action of the optical axis, thereby ensuring the fixed state of the riveting rivet head and the optical axis.

[0027] Specifically, if Figure 4As shown, the aforementioned guide shaft includes a first guide shaft 4 and a second guide shaft 5. The first guide shaft 4 penetrates the thickness direction of the base 1 and is embedded in the base 1. A limit block is fixedly set at the end of the first guide shaft 4 facing away from the movable block 2. The second guide shaft 5 is fixedly embedded in the base 1, and the aforementioned movable block 2 is sleeved on the second guide shaft 5. That is, the aforementioned movable block 2 is actually limited by the second guide shaft 5, so that it can approach or move away from the base 1, and the setting of the first guide shaft 4 is intended to be when the aforementioned riveting head and the optical axis are in a fixed state, at this time, the movable block 2 and the base 1 are in a fixed state, and the movable block 2 and the base 1 can be further fixed by bolts and the first guide shaft 4, that is, the riveting head and the optical axis are riveted together. The aforementioned first guide shaft 4 and the second guide shaft 5 are arranged around the through hole. Specifically, the first guide shaft 4 is symmetrically arranged along the width direction of the base 1, and the second guide shaft 5 is arranged on the base 1 in a rectangular manner around the through hole, and the connecting rod 3 is symmetrically arranged along the length direction of the base 1.

[0028] The aforementioned stopper includes a first stopper 6 and a second stopper 7. A groove adapted to the size of the first stopper 6 is opened in the second stopper 7. The first stopper 6 is embedded in the groove. A movable groove 8 adapted to the movable trajectory of the connecting rod 3 is opened along the length direction of the first stopper 6 and the second stopper 7.

[0029] In actual application, the product to be riveted is placed on the tooling, and after the rivet head is automatically switched by the quick switching device, the press unit 9 drives the rivet head to rivet the optical axis. When the rivet head contacts the plane of the product, it continues to press down, and the plane of the product pushes the movable block 2, the first stopper 6 and the second stopper 7 toward the base 1, so that the connecting rod 3 is locked by the part extending into the rivet head through hole, thereby achieving the riveting effect, and the movable block 2 and the base 1 can be locked with bolts later.

[0030] The technical scope of the present invention is not limited to the contents described above. Those skilled in the art can make various deformations and modifications to the above embodiments without departing from the technical concept of the present invention, and these deformations and modifications should all fall within the protection scope of the present invention.

Claims

1. A riveting head for a smooth axis, characterized in that: It comprises a base (1) and a movable block (2), a through hole for the optical axis to pass through is provided in the thickness direction of the base (1) and the movable block (2), a guide shaft is embedded in the height direction of the base (1), and the movable block (2) is sleeved on the guide shaft and can reciprocate along the length direction of the guide shaft; A connecting rod (3) is movably embedded in the base (1), a cutter head for locking the optical axis is fixedly arranged at the end of the connecting rod (3), a movable rod is embedded in the movable block (2), the movable rod passes through a vertical hole provided on the connecting rod (3) and can reciprocate along the length direction of the vertical hole, and a stopper is fixedly arranged on the side of the movable block (2) facing away from the base (1).

2. The riveting head for an optical axis according to claim 1, characterized in that: The guide shaft comprises a first guide shaft (4) and a second guide shaft (5); the first guide shaft (4) penetrates the base (1) in the thickness direction and is embedded in the base (1); a limit block is fixedly arranged at one end of the first guide shaft (4) facing away from the movable block (2); the second guide shaft (5) is fixedly embedded in the base (1); and the movable block (2) is sleeved on the second guide shaft (5).

3. The riveting head for an optical axis according to claim 2, characterized in that: The first guide shaft (4) and the second guide shaft (5) are arranged around the through hole, and the connecting rod (3) is symmetrically arranged on both sides of the through hole.

4. The riveting head for an optical axis according to claim 1, characterized in that: The block comprises a first block (6) and a second block (7); a groove adapted to the size of the first block (6) is provided in the second block (7), and the first block (6) is embedded in the groove; and a movable groove (8) adapted to the movement of the connecting rod (3) is provided along the length direction of the first block (6) and the second block (7).

5. A riveting mechanism for an optical axis, characterized in that: The invention comprises a press unit (9), a press head unit (10) and a clamp unit (11), wherein the press unit (9), the press head unit (10) and the clamp unit (11) are fixedly arranged on a bracket in sequence along a vertical direction, and a riveting head for an optical axis as claimed in any one of claims 1 to 4 is added on the press head unit (10); The ram unit (10) comprises a slide rail and a slide rod (12) arranged vertically, a riveting head of the optical axis is arranged at the end of the slide rod (12), the slide rod (12) is connected to a ram retracting cylinder (13), and the ram retracting cylinder (13) is fixedly arranged on one side of the slide rail and the slide rod (12).

6. The riveting mechanism for an optical axis according to claim 5, characterized in that: There are a plurality of the pressure head units (10), and the plurality of the pressure head units (10) are arranged side by side on a quick switching device. The quick switching device comprises a slide rail and a slide plate (14) fixedly arranged in a transverse direction. The slide plate (14) is driven by an electric cylinder (15), and the plurality of the pressure head units (10) are fixedly arranged on the slide plate (14).

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