Filament positioning and cutting device

Abstract

The utility model discloses a filament positioning and cutting device which comprises a workbench, the surface of the workbench is provided with a rectangular structure groove body, a positioning assembly is installed in a machine box at the bottom of the workbench so that a filament can be positioned in the cutting process through the positioning assembly, and an L-shaped structure supporting frame is vertically and fixedly installed on the rear side of the workbench. A cut-off assembly is vertically and fixedly installed on the supporting frame so that the cut-off assembly can position and cut off the lamp filaments on the workbench. A plurality of positioning mechanisms on the positioning assembly are started, so that first rotating driving pieces on the positioning mechanisms drive two ball nuts in threaded connection with a lead screw to move relatively, and positioning rods installed at the tops of the two ball nuts conduct multi-point positioning clamping on the cut-off lamp filament on the workbench in the horizontal direction; the lamp filament is prevented from moving or sliding, and the cutting efficiency and cutting quality of the lamp filament are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filament production equipment, in particular to a filament positioning and cutting device. Background Art

[0002] Filament, a high temperature resistant metal wire in a light bulb or electron tube, is mostly made of thin tungsten wire, but also iridium or their alloys. When powered on, it can directly emit light, heat, or emit electrons, ultraviolet rays, form high-energy electric fields, or generate high-energy rays to excite fluorescent substances, rare gases, or form plasma, etc., to produce visible light of various colors. The earliest incandescent filament was invented by Edison's experiment. After power is turned on, a pure resistance electrical appliance that converts electrical energy into internal energy and then into light energy, mainly converting it into light energy.

[0003] Patent application No. 201710945451.6 discloses an LED filament cutting device which cannot position and fix the filament in different directions during the cutting process to prevent the filament from sliding or moving, thereby affecting the cutting efficiency and quality of the filament. Utility Model Content

[0004] In view of the above-mentioned defects or shortcomings in the prior art, it is desired to provide a filament positioning and cutting device to solve the technical problem that the existing filament cutting device cannot position and fix the filament during the cutting process, prevent the filament from sliding or moving, and affect the cutting efficiency and cutting quality of the filament.

[0005] According to the technical solution provided in the embodiment of the present application, a filament positioning and cutting device comprises a workbench, a rectangular structure slot body is provided on the surface of the workbench, a positioning component is installed in a chassis at the bottom of the workbench, so that the positioning component can position the filament during the cutting process, and an L-shaped structure support frame is vertically fixedly installed on the rear side of the workbench, and a cutting component is vertically fixedly installed on the support frame, so that the cutting component can position and cut the filament on the workbench;

[0006] The positioning assembly includes a plurality of positioning mechanisms and a lifting mechanism. The plurality of positioning mechanisms are arranged in parallel and fixedly installed at intervals on a mounting plate on the lifting mechanism for multi-point positioning of the filament on the workbench. The lifting mechanism is vertically installed in the chassis for lifting and lowering the positioning mechanism.

[0007] The cutting component comprises a cutting mechanism and a vertical positioning mechanism. The cutting mechanism is vertically mounted on the support frame, and the adjusting rod on the vertical positioning mechanism is horizontally mounted on the cutting mechanism for vertically positioning the filament during the cutting process.

[0008] Furthermore, the positioning mechanism includes a first rotating drive member, a screw, two ball nuts and two positioning rods, the two positioning rods are vertically fixedly installed on the top of the corresponding ball nuts, and the two ball nuts are arranged in parallel and correspondingly screwed on the screw, and the screw is fixedly connected to the output end of the first rotating drive member, so that the first rotating drive member drives the two ball nuts screwed on the screw to move relative to each other, so that the two positioning rods can horizontally position the filament on the workbench.

[0009] Furthermore, the lifting mechanism includes a first telescopic driving member, a mounting plate and a plurality of guide rods, the bottom of the mounting plate is vertically fixedly connected to the output end of the first telescopic driving member, and the mounting plate is also provided with a plurality of through holes, each of the guide rods vertically passes through each of the through holes, so that the first telescopic driving member drives the mounting plate to move up and down along the vertical direction.

[0010] Furthermore, the cutting mechanism includes a second telescopic drive member, a connecting box, a third telescopic drive member and a cutter, the top of the cutter is fixedly connected to the output end of the third telescopic drive member, so that the third telescopic drive member drives the cutter to move downward to cut the filament on the workbench, and the third telescopic drive member is fixedly installed in the connecting box, and the connecting box is fixedly connected to the output end of the second telescopic drive member, so that the second telescopic drive member drives the connecting box to move downward in a vertical direction for cutting the filament.

[0011] Furthermore, the vertical positioning mechanism includes two positioning blocks, two connecting rods, two adjusting blocks and the adjusting rods. Each connecting rod is vertically fixedly installed on the top of each positioning block, and each connecting rod is fixedly connected to the bottom of each adjusting block. The two adjusting blocks are installed on the adjusting rods in parallel and correspondingly. When the second telescopic driving member on the cutting mechanism drives the connecting box to move downward in the vertical direction, the positioning blocks move downward in the vertical direction, which is used for vertical positioning of the filaments on both sides of the cutter.

[0012] Furthermore, two corresponding slide grooves are provided on the adjusting rod, and two corresponding sliders are provided on the inner side of the adjusting block. Each slider is engaged in each slide groove so that the adjusting block can move along the length direction of the adjusting rod, so that the positioning block can be adjusted according to the length of the truncated filament.

[0013] In summary, the beneficial effects of this application are:

[0014] First, a positioning assembly with a lifting mechanism is arranged on the workbench of the filament positioning and cutting device, so that the mounting plate on the lifting mechanism is driven by the first telescopic driving member to move up in the vertical direction, thereby driving a plurality of positioning mechanisms installed on the mounting plate to move up in the vertical direction, and at the same time, a plurality of positioning mechanisms on the positioning assembly are started, so that the first rotating driving member on each positioning mechanism drives the two ball nuts screwed on the lead screw to move relatively, so that the positioning rods installed on the top of the two ball nuts can perform multi-point positioning and clamping of the filament to be cut on the workbench in the horizontal direction, thereby preventing the filament from moving or sliding, and improving the cutting efficiency and cutting quality of the filament;

[0015] Second, a cutting assembly with a vertical positioning mechanism is arranged on the support plate on the filament positioning rod cutting device, so that the adjusting rod on the vertical positioning mechanism is horizontally fixedly installed on both sides of the connection box, and the two corresponding adjusting blocks are slidably connected on the adjusting rod, and a vertical connecting rod is installed at the bottom of the adjusting block, and the bottom of the connecting rod is vertically fixedly connected to the corresponding positioning block, so that the positioning block moves downward in the vertical direction under the drive of the second telescopic driving member on the cutting mechanism, and the filaments on both sides of the cutter are vertically positioned, thereby improving the cutting efficiency and cutting quality of the filaments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front structural schematic diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the truncation component of the utility model;

[0021] Figure 5 for Figure 4 Enlarged view of point A in the middle;

[0022] Figure 6 This is a schematic diagram of the structure of the positioning component of the utility model;

[0023] Figure 7 It is a side view structural diagram of the positioning component of the utility model.

[0024] The numbers in the figure include: workbench 100, trough body 110, positioning assembly 200, positioning mechanism 210, first rotating drive member 211, screw rod 212, ball nut 213, positioning rod 214, lifting mechanism 220, mounting plate 221, first telescopic drive member 222, guide rod 223, cutting assembly 300, cutting mechanism 310, second telescopic drive member 311, connecting box 312, third telescopic drive member 313, cutter 314, vertical positioning mechanism 320, positioning block 321, connecting rod 322, adjusting block 323, slider 3231, adjusting rod 324, slide groove 3241, supporting frame 400. DETAILED DESCRIPTION

[0025] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0026] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] A filament positioning and cutting device, the structure of which is as follows Figure 1-Figure 7 As shown, it includes a workbench 100, a positioning component 200 and a truncation component 300. A rectangular structure slot 110 is provided on the surface of the workbench 100. A plurality of movable slots are provided in the slot 110, and the plurality of movable slots are connected to the chassis at the bottom of the workbench 100. A positioning component 200 is installed in the chassis at the bottom of the workbench 100. The positioning component 200 positions the filament in the horizontal direction during the truncation process. An L-shaped structure support frame 400 is vertically fixedly installed on the rear side of the workbench 100. The truncation component 300 is vertically fixedly installed on the support frame 400, so that the truncation component 300 can position and cut the filament on the workbench 100, thereby improving the truncation efficiency and truncation quality of the filament; the positioning component 200 includes A plurality of positioning mechanisms 210 and lifting mechanisms 220, wherein the plurality of positioning mechanisms 210 are arranged in parallel and fixedly installed at intervals on a mounting plate 221 on the lifting mechanisms 220, so that the plurality of positioning mechanisms 210 can perform multi-point positioning of the cut filament on the workbench 100, and the lifting mechanisms 220 are vertically installed in the chassis for lifting and lowering the positioning mechanisms 210; a cutting assembly 300, comprising a cutting mechanism 310 and a vertical positioning mechanism 320, wherein the cutting mechanism 310 is vertically installed on a support frame 400 for cutting the filament on the workbench 100, and an adjusting rod 324 on the vertical positioning mechanism 320 is horizontally installed on the cutting mechanism 310 for vertically positioning the filament during the cutting process.

[0028] When in use, the filament passes through the threading holes on both sides of the workbench 100 and enters the slot body 110, and the positioning assembly 200 installed in the chassis at the bottom of the workbench 100 is started. The lifting mechanism 220 on the positioning assembly 200 moves the several positioning mechanisms 210 installed on the mounting plate 221 in the vertical direction and passes through the corresponding moving grooves provided on the slot body 110, so that after each positioning mechanism 210 is started, the two positioning rods 214 are driven to move relative to each other along the lead screw, so that the two positioning rods 214 position and clamp the filament in the horizontal direction to prevent the filament from moving during the cutting process, affecting the cutting quality and cutting efficiency of the filament. At the same time, the cutting mechanism 310 on the cutting assembly 300 installed on the support frame 400 is started, so that the second telescopic driving member 311 on the cutting mechanism 310 drives the connecting box 312 to move in the vertical direction, so that the vertical positioning blocks 321 correspondingly installed on both sides of the connection vertically position the filaments on both sides of the cutter 314, thereby improving the cutting efficiency and cutting quality of the filament.

[0029] As a preferred embodiment, please refer to Figure 6 and Figure 7 The positioning mechanism 210 includes a first rotating driving member 211, a screw rod 212, two ball nuts 213 and two positioning rods 214. The two positioning rods 214 are vertically fixedly installed on the top of the corresponding ball nuts 213, and the two ball nuts 213 are parallel and correspondingly screwed on the screw rod 212. The screw rod 212 is provided with two threads in opposite directions, and the screw rod 212 is fixedly connected to the output end of the first rotating driving member 211, so that the first rotating driving member 211 drives the two ball nuts 213 screwed on the screw rod 212 to move relative to each other, so that the two positioning rods 214 vertically fixedly connected on the two ball nuts 213 move relative to each other along the length direction of the screw rod 212, thereby horizontally positioning the filament on the workbench 100.

[0030] As a preferred embodiment, please refer to Figure 6 and Figure 7 The lifting mechanism 220 includes a first telescopic driving member 222, a mounting plate 221 and a plurality of guide rods 223. The bottom of the mounting plate 221 is vertically fixedly connected to the output end of the first telescopic driving member 222, and the mounting plate 221 is also provided with a plurality of through holes, and each guide rod 223 vertically passes through each through hole, so that the first telescopic driving member 222 drives the mounting plate 221 to move up and down along the vertical direction of each guide rod 223, so that the plurality of positioning mechanisms 210 installed on the mounting plate 221 move up and down along the output vertical direction, so that the positioning mechanism 210 can horizontally position the cut filament on the workbench 100 during the upward movement.

[0031] As a preferred embodiment, please refer to Figure 3 and Figure 4 The cutting mechanism 310 includes a second telescopic driving member 311, a connecting box 312, a third telescopic driving member 313 and a cutter 314. The top of the cutter 314 is fixedly connected to the output end of the third telescopic driving member 313, so that the third telescopic driving member 313 drives the cutter 314 to move downward to cut the filament on the workbench 100, and the third telescopic driving member 313 is fixedly installed in the connecting box 312, and the connecting box 312 is fixedly connected to the output end of the second telescopic driving member 311, so that the second telescopic driving member 311 drives the connecting box 312 to move downward in the vertical direction, and at the same time drives the vertical positioning mechanism 320 fixedly connected on both sides of the connecting box 312 to move in the vertical direction, so as to position the filaments on both sides of the cutter 314 for cutting on the workbench 100, and at the same time the third telescopic driving member 313 drives the cutter 314 to move downward to cut the filament on the workbench 100.

[0032] As a preferred embodiment, please refer to Figure 4 and Figure 5 The vertical positioning mechanism 320 includes two positioning blocks 321, two connecting rods 322, two adjusting blocks 323 and an adjusting rod 324. Each positioning block 321 is vertically fixed with a connecting rod 322 on the top, and each connecting rod 322 is fixedly connected to the bottom of each adjusting block 323. The two adjusting blocks 323 are installed on the adjusting rod 324 in parallel and correspondingly so that when the second telescopic driving member 321 on the cutting mechanism 310 drives the connecting box 322 to move downward in the vertical direction, the adjusting block 323 installed on the adjusting rod 324 moves downward in the vertical direction, and the connecting rod 322 installed at the bottom of the adjusting block 323 moves synchronously in the vertical direction, so that the positioning block 321 fixedly installed at the bottom of the connecting rod 322 moves downward in the vertical direction to position the filaments on both sides of the cutter 321 in the vertical direction.

[0033] As a preferred embodiment, please refer to Figure 5 Two corresponding slide grooves 3241 are also provided on the adjusting rod 324, and two corresponding sliders 3231 are provided on the inner side of the adjusting block 323. Each slider 3231 is clamped in each slide groove 3241, so that the adjusting block 323 can move along the length direction of the adjusting rod 324, and the positioning block 321 can be adjusted according to the length of the truncated filament.

[0034] The working principle of the utility model is:

[0035] When in use, the filament passes through the threading holes on both sides of the workbench 100 and enters the slot body 110, the positioning assembly 200 installed in the chassis at the bottom of the workbench 100 is started, and the first telescopic driving member 222 on the lifting mechanism 220 on the positioning assembly 200 is started, so that the first telescopic driving member 222 drives the plurality of positioning mechanisms 210 installed on the mounting plate 221 to move in the vertical direction and pass through the corresponding moving grooves provided on the slot body 110, and at the same time, the first rotating driving member 211 on each positioning mechanism 210 is started, thereby driving the screw rod 212 to rotate, so that the two correspondingly arranged ball nuts 213 screwed on the screw rod 212 move relative to each other along the length direction of the screw rod 212, so that the two positioning rods 214 vertically installed on the two ball nuts 213 move relative to each other along the length direction of the screw rod 212, so that the two positioning rods 214 position and clamp the filament in the horizontal direction to prevent the filament from being cut off. The filaments on both sides of the cutter 314 are positioned vertically by the third telescopic driving member 313, and the filaments on the workbench 100 are cut off.

[0036] The above description is only an explanation of the preferred embodiments of the present application and the technical principles and other schemes used. At the same time, the scope of the utility model involved in the present application is not limited to the technical scheme formed by a specific combination of the above technical features, but also includes other technical schemes formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) to form a technical scheme.

Claims

1. A filament positioning and cutting device, characterized in that: The invention comprises a workbench (100), a rectangular structural trough (110) being provided on the surface of the workbench; a positioning component (200) being installed in a chassis at the bottom of the workbench (100) so that the positioning component (200) can position the filament during the cutting process; and an L-shaped structural support frame (400) is vertically fixedly installed on the rear side of the workbench (100); a cutting component (300) is vertically fixedly installed on the support frame (400) so that the cutting component (300) can position and cut the filament on the workbench (100); The positioning assembly (200) comprises a plurality of positioning mechanisms (210) and a lifting mechanism (220); the plurality of positioning mechanisms (210) are arranged in parallel and fixedly installed at intervals on a mounting plate on the lifting mechanism (220) for multi-point positioning of the filament on the workbench (100); and the lifting mechanism (220) is vertically installed in the chassis for lifting and lowering the positioning mechanism (210); The cutting component (300) comprises a cutting mechanism (310) and a vertical positioning mechanism (320); the cutting mechanism (310) is vertically mounted on the support frame (400), and an adjustment rod (324) on the vertical positioning mechanism (320) is horizontally mounted on the cutting mechanism (310) for positioning the filament in the vertical direction during the cutting process.

2. A filament positioning and cutting device according to claim 1, characterized in that: The positioning mechanism (210) comprises a first rotating driving member (211), a screw rod (212), two ball nuts (213) and two positioning rods (214); the two positioning rods (214) are vertically fixedly mounted on the tops of the corresponding ball nuts (213); the two ball nuts (213) are arranged in parallel and correspondingly screwed on the screw rod (212); and the screw rod (212) is fixedly connected to the output end of the first rotating driving member (211), so that the first rotating driving member (211) drives the two ball nuts (213) screwed on the screw rod (212) to move relative to each other, so that the two positioning rods (214) can position the filament on the workbench (100) in a horizontal direction.

3. The filament positioning and cutting device according to claim 1, characterized in that: The lifting mechanism (220) comprises a first telescopic driving member (222), a mounting plate (221) and a plurality of guide rods (223); the bottom of the mounting plate (221) is vertically fixedly connected to the output end of the first telescopic driving member (222); and the mounting plate (221) is further provided with a plurality of through holes, each of the guide rods (223) vertically passing through each of the through holes, so that the first telescopic driving member (222) drives the mounting plate (221) to move up and down along the vertical direction.

4. A filament positioning and cutting device according to claim 1, characterized in that: The cutting mechanism (310) comprises a second telescopic driving member (311), a connecting box (312), a third telescopic driving member (313) and a cutter (314); the top of the cutter (314) is fixedly connected to the output end of the third telescopic driving member (313), so that the third telescopic driving member (313) drives the cutter (314) to move downward to cut the filament on the workbench (100); the third telescopic driving member (313) is fixedly installed in the connecting box (312), and the connecting box (312) is fixedly connected to the output end of the second telescopic driving member (311), so that the second telescopic driving member (311) drives the connecting box (312) to move downward in a vertical direction to cut the filament.

5. The filament positioning and cutting device according to claim 1, characterized in that: The vertical positioning mechanism (320) comprises two positioning blocks (321), two connecting rods (322), two adjusting blocks (323) and the adjusting rod (324); each of the positioning blocks (321) is vertically fixedly mounted with each of the connecting rods (322) on the top, and each of the connecting rods (322) is fixedly connected to the bottom of each of the adjusting blocks (323); the two adjusting blocks (323) are juxtaposed and movably mounted on the adjusting rods (324) in correspondence, so that when the second telescopic driving member (311) on the cutting mechanism (310) drives the connecting box (312) to move downward in the vertical direction, the positioning blocks (321) move downward in the vertical direction, so as to be used for vertical positioning of the filaments on both sides of the cutter (314).

6. A filament positioning and cutting device according to claim 5, characterized in that: The adjusting rod (324) is also provided with two corresponding slide grooves (3241), and the inner side of the adjusting block (323) is provided with two corresponding sliders (3231), each of the sliders (3231) is clamped in each of the slide grooves (3241), so that the adjusting block (323) can move along the length direction of the adjusting rod (324), and the positioning block (321) can be adjusted according to the length of the truncated filament.

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