Drag hook and crochet hook riveting machine

Abstract

The utility model relates to a draw hook and crochet hook riveting machine which comprises a machine frame and further comprises a riveting pressing tool assembly fixedly arranged on the top of the machine frame and used for clamping a draw hook and crochet hook element. The upper riveting and pressing mechanism is movably inserted into the riveting and pressing tool assembly and used for vertically and downwards extruding the drag hook and crochet hook element on the riveting and pressing tool assembly; and the lower riveting mechanism is located on the inner side of the rack, movably inserted into the riveting tool assembly and used for vertically and upwards extruding the hook and crochet hook element on the riveting tool assembly. According to the automatic riveting device, automatic riveting of the hook needle of the drag hook is achieved, and production efficiency and riveting quality are improved.

Description

Technical Field

[0001] This utility model relates to the field of riveting machine technology, and in particular to a hook and pin riveting machine. Background Technology

[0002] In the production process of hook and crochet hooks, the hook and crochet hook need to be riveted together. Traditional riveting methods are usually done manually, which is inefficient and results in inconsistent riveting quality. Therefore, an automated hook and crochet hook riveting machine is needed to improve production efficiency and riveting quality. Summary of the Invention

[0003] The purpose of this utility model is to provide a hook and pin riveting machine that achieves automated riveting of hooks and pins by setting up a riveting fixture assembly, an upper riveting mechanism and a lower riveting mechanism, thereby improving production efficiency and riveting quality, in order to solve the above-mentioned technical problems.

[0004] To achieve the above technical solution, the technical solution of this utility model is as follows: A hook and pin riveting machine, including a frame, the hook and pin riveting machine further includes:

[0005] A riveting fixture assembly is fixed to the top of the frame and is used to clamp hook needle elements;

[0006] The upper riveting mechanism is movably inserted into the riveting fixture assembly and is used to vertically press the hook and pin elements on the riveting fixture assembly downwards.

[0007] The lower riveting mechanism is located inside the frame and is movably inserted into the riveting fixture assembly, and is used to press the hook and pin elements on the riveting fixture assembly vertically upward.

[0008] Furthermore, the riveting fixture assembly includes a fixture adjustment plate adjustablely mounted on the top of the frame; a fixture mounting base plate is provided on the fixture adjustment plate; a workpiece placement block is adjustablely mounted on the fixture mounting base plate; a square limiting block is contacted on one side of the workpiece placement block; a second positioning component is detachably mounted on one side of the square limiting block; a hook limiting block is provided on one side of the second positioning component; and a hook limiting plate is adjustablely mounted on the hook limiting block.

[0009] Furthermore, both the fixture adjustment plate and the tooling mounting base plate are provided with elongated through mounting holes; the tooling mounting base plate is provided with a recessed mounting positioning groove; the workpiece placement block is provided with a recessed placement groove; and a positioning shoulder is provided directly opposite the placement groove.

[0010] Furthermore, the upper riveting mechanism includes an upper riveting bracket mounted on the frame; a servo motor is provided on the top of the upper riveting bracket; a lead screw assembly is connected to the output end of the servo motor; an upper riveting seat is slidably provided on one side of the upper riveting bracket; the rotating lead screw assembly can drive the upper riveting seat to move back and forth; a hook positioning fixture is telescopically inserted on the upper riveting seat; an upper riveting column is detachably installed on the upper riveting seat; an array of riveting pins is provided at one end of the upper riveting column; the riveting pins are reciprocally inserted into the upper riveting seat.

[0011] Furthermore, the lower riveting mechanism includes a lower riveting bracket; a second servo motor is provided on the top of the lower riveting bracket; a second lifting screw assembly is driven to the output end of the second servo motor; a lower riveting seat is movably provided on the lower riveting bracket, and the rotating second lifting screw assembly can drive the lower riveting seat to move back and forth; a lower riveting column is fixed on the lower riveting seat; a second riveting pin is arrayed on the top of the lower riveting column; the second riveting pin is offset from the riveting pin.

[0012] Furthermore, the hook and pin riveting machine also includes a grating; the grating is symmetrically located in front of the riveting fixture assembly.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1) This utility model effectively improves production efficiency:

[0015] The coordinated action of the upper and lower riveting mechanisms enables automatic extrusion riveting of hook and pin components, eliminating the need for manual operation and significantly improving production efficiency. Adjustable components in the riveting fixture assembly, such as the fixture adjustment plate, workpiece placement block, and hook limiting plate, allow for quick and accurate clamping of hook and pin components, reducing positioning time and increasing production cycle time.

[0016] 2) This utility model effectively improves the quality of riveting:

[0017] The upper riveting mechanism uses a servo motor and lead screw assembly to drive the upper riveting seat, while the lower riveting mechanism uses a second servo motor and a second lifting lead screw assembly to drive the lower riveting seat. This enables precise position control, ensuring accurate pressing force and positioning of the riveting needle and the second riveting needle on the hook element, thereby improving riveting quality. The installation and connection of each component are carefully designed to ensure stable and reliable equipment operation during riveting, reducing riveting quality problems caused by equipment failure or instability.

[0018] 3) This utility model enhances versatility:

[0019] The fixture adjustment plate, fixture mounting base plate, workpiece placement block, and hook limiting plate in the riveting tooling assembly are all adjustable and can be installed to accommodate hook and pin elements of different sizes and shapes, thus improving the equipment's versatility. The second positioning assembly is detachable and can be easily replaced and adjusted according to different product requirements, further enhancing the equipment's versatility.

[0020] IV. Enhancing Security:

[0021] Symmetrical light gratings positioned at the front of the equipment monitor the work area in real time. When an object enters the danger zone, the equipment immediately stops operating, effectively preventing operator injury and improving production safety. The frame and support structures of each mechanism are designed to be stable and reliable, capable of withstanding the pressure and impact during riveting, ensuring that the equipment will not shake or tip over during operation. Attached Figure Description

[0022] To further illustrate the various embodiments, the present invention provides accompanying drawings. These drawings are part of the disclosure of the present invention and are mainly used to illustrate the embodiments, and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these drawings, those skilled in the art should be able to understand other possible implementations and the advantages of the present invention. Components in the drawings are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0023] Figure 1 A 3D schematic diagram of a hook and pin riveting machine

[0024] Figure 2 This is a front view of the hook and pin riveting machine. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] To enable those skilled in the art to better understand the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] Please see the appendix Figures 1 to 2 As shown: A hook and pin riveting machine includes a frame 1, and the hook and pin riveting machine further includes:

[0028] The riveting fixture assembly 2 is fixed to the top of the frame 1 and is used to clamp the hook needle element;

[0029] The upper riveting mechanism 3 is movably inserted into the riveting fixture assembly 2 and is used to vertically press the hook and pin elements on the riveting fixture assembly 2 downwards.

[0030] The lower riveting mechanism 4 is located inside the frame 1 and is movably inserted into the riveting fixture assembly 2, and is used to press the hook and pin elements on the riveting fixture assembly 2 vertically upward.

[0031] Based on the above embodiments, the riveting fixture assembly 2 includes a fixture adjustment plate 21 that is adjustablely installed on the top of the frame 1; a fixture mounting base plate 22 is provided on the fixture adjustment plate 21; a workpiece placement block 23 is adjustablely installed on the fixture mounting base plate 22; a square limiting block 24 is provided in contact with one side of the workpiece placement block 23; a second positioning assembly 25 is detachably installed on one side of the square limiting block 24; a hook limiting block 26 is provided on one side of the second positioning assembly 25; and a hook limiting plate 27 is adjustablely installed on the hook limiting block 26.

[0032] Based on the above embodiments, the fixture adjustment plate 21 and the tooling mounting base plate 22 are both provided with elongated through mounting holes; the tooling mounting base plate 22 is provided with a recessed mounting positioning groove; the workpiece placement block 23 is provided with a recessed placement groove; and a positioning shoulder is provided directly opposite the placement groove.

[0033] Based on the above embodiments, the upper riveting mechanism 3 includes an upper riveting bracket 31 mounted on the frame 1; a servo motor 32 is provided on the top of the upper riveting bracket 31; a lead screw assembly 33 is connected to the output end of the servo motor 32; an upper riveting seat 34 is slidably provided on one side of the upper riveting bracket 31; the rotating lead screw assembly 33 can drive the upper riveting seat 34 to move back and forth; a hook positioning fixture 35 is telescopically inserted on the upper riveting seat 34; an upper riveting column 36 is detachably mounted on the upper riveting seat 34; a riveting pin 37 is arrayed at one end of the upper riveting column 36; the riveting pin 37 is reciprocally inserted into the upper riveting seat 34.

[0034] Based on the above embodiments, the lower riveting mechanism 4 includes a lower riveting bracket 41; a second servo motor 43 is provided on the top of the lower riveting bracket 41; a second lifting screw assembly 44 is connected to the output end of the second servo motor 43; a lower riveting seat 45 is movably provided on the lower riveting bracket 41, and the rotating second lifting screw assembly 44 can drive the lower riveting seat 45 to move back and forth; a lower riveting column 46 is fixed on the lower riveting seat 45; a second riveting pin 47 is arrayed on the top of the lower riveting column 46; the second riveting pin 47 is offset from the riveting pin 37.

[0035] Based on the above embodiments, the hook and pin riveting machine further includes a grating 5; the grating 5 is symmetrically located in front of the riveting fixture assembly 2.

[0036] This utility model is used as follows: The hook needle element is placed in the placement slot of the workpiece placement block and positioned by the square limit block, the second positioning component, and the hook limit block. The servo motor is started, driving the lead screw assembly to rotate, causing the upper riveting seat to move downwards, and the riveting pin on the upper riveting column to vertically press the hook needle element downwards. Simultaneously, the second servo motor is started, driving the second lifting lead screw assembly to rotate, causing the lower riveting seat to move upwards, and the second riveting pin on the lower riveting column to vertically press the hook needle element upwards. This utility model, by setting up a riveting fixture assembly, an upper riveting mechanism, and a lower riveting mechanism, realizes automated riveting of hook needles, improving production efficiency and riveting quality. The riveting fixture assembly is adjustable and can adapt to hook needle elements of different sizes, improving the versatility of the equipment. The upper and lower riveting mechanisms are driven by servo motors and lead screw assemblies, resulting in high motion accuracy and good riveting effect. A light grating is installed for safety protection, improving the safety of the equipment.

[0037] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention in any way. Although the present invention has been disclosed above with reference to preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art should be able to make equivalent embodiments by making some changes or modifications to the above-disclosed technical content without departing from the scope of the present invention. Any simple modifications, equivalent changes, and modifications made to the above embodiments based on the technical essence of the present invention without departing from the scope of the present invention shall still fall within the scope of the present invention.

Claims

1. A hook and pin riveting machine, comprising a frame (1), characterized in that, The hook and pin riveting machine also includes: The riveting fixture assembly (2) is fixed on the top of the frame (1) and is used to clamp the hook needle element; The upper riveting mechanism (3) is movably inserted into the riveting fixture assembly (2) and is used to vertically press the hook needle element on the riveting fixture assembly (2) downwards. The lower riveting mechanism (4) is located inside the frame (1) and is movably inserted into the riveting fixture assembly (2) for pressing the hook needle element on the riveting fixture assembly (2) vertically upward. The riveting fixture assembly (2) includes a fixture adjustment plate (21) that is adjustablely mounted on the top of the frame (1); a fixture mounting base plate (22) is provided on the fixture adjustment plate (21); a workpiece placement block (23) is adjustablely mounted on the fixture mounting base plate (22); a square limiting block (24) is provided on one side of the workpiece placement block (23); a second positioning assembly (25) is detachably mounted on one side of the square limiting block (24); a hook limiting block (26) is provided on one side of the second positioning assembly (25); a hook limiting plate (27) is adjustablely mounted on the hook limiting block (26).

2. The hook and pin riveting machine as described in claim 1, characterized in that: The fixture adjustment plate (21) and the tooling mounting base plate (22) are both provided with elongated through mounting holes; the tooling mounting base plate (22) is provided with a recessed mounting positioning groove; the workpiece placement block (23) is provided with a recessed placement groove; and a positioning shoulder is provided directly opposite the placement groove.

3. The hook and pin riveting machine as described in claim 1, characterized in that: The upper riveting mechanism (3) includes an upper riveting bracket (31) mounted on the frame (1); a servo motor (32) is provided on the top of the upper riveting bracket (31); a lead screw assembly (33) is connected to the output end of the servo motor (32); an upper riveting seat (34) is slidably provided on one side of the upper riveting bracket (31); the rotating lead screw assembly (33) can drive the upper riveting seat (34) to move back and forth; a hook positioning fixture (35) is telescopically inserted on the upper riveting seat (34); an upper riveting column (36) is detachably installed on the upper riveting seat (34); a riveting pin (37) is arrayed at one end of the upper riveting column (36); the riveting pin (37) is reciprocally inserted into the upper riveting seat (34).

4. The hook and pin riveting machine as described in claim 1, characterized in that: The lower riveting mechanism (4) includes a lower riveting bracket (41); a second servo motor (43) is provided on the top of the lower riveting bracket (41); a second lifting screw assembly (44) is connected to the output end of the second servo motor (43); a lower riveting seat (45) is movably provided on the lower riveting bracket (41), and the rotating second lifting screw assembly (44) can drive the lower riveting seat (45) to move back and forth; a lower riveting column (46) is fixed on the lower riveting seat (45); a second riveting pin (47) is arrayed on the top of the lower riveting column (46); the second riveting pin (47) is offset from the riveting pin (37).

5. The hook and pin riveting machine as described in any one of claims 1-4, characterized in that: The hook and pin riveting machine also includes a grating (5); the grating (5) is symmetrically located in front of the riveting fixture assembly (2).

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