Upper thread adjusting device of computerized pattern sewing machine

Abstract

The utility model relates to the technical field of pattern sewing machines, in particular to an upper thread adjusting device of a computer pattern sewing machine, which comprises a machine head and an empty box, the inside of the machine head is fixedly connected with the empty box, a sliding groove is arranged inside the machine head, the sliding groove is connected with sliding blocks in a sliding mode, and the interiors of the two sliding blocks are both in clearance fit with thread hooks. A rotating disc in the adjusting device drives a worm to rotate, the worm drives a worm gear to rotate, the worm gear drives a disc to rotate, the disc drives a first pin shaft to rotate, the disc drives connecting columns to rotate, the connecting columns on the two sides drive connecting blocks to move, the connecting blocks drive stand columns to move, the two stand columns drive sliding blocks to move, and the two sliding blocks slide in sliding grooves. When the adjusting device is used for adjusting the upper thread of the computerized pattern sewing machine, the two sliding blocks are simultaneously driven to move in a connecting rod mode, a worker does not need to adjust the upper thread, and the adjusting efficiency of the adjusting device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pattern machines, in particular to a surface thread regulating device for a computer pattern machine. Background Art

[0002] Computer pattern machine is an electromechanical product that embodies a variety of high-tech. It is widely used in handbag factories, shoe factories, luggage factories, garment factories, leather factories and furniture factories. It can make traditional manual patterns realize high speed and high efficiency. When the pattern machine is in use, it is necessary to adjust the surface thread of the computer pattern machine through the adjustment device.

[0003] For example, a computer pattern machine surface thread adjustment device with authorization announcement number CN216585549U includes a machine head, a thread take-up rod is provided in the middle of the front end face of the machine head, and a left thread hook and a right thread hook are provided on the left and right sides of the thread take-up rod respectively. Although the above document can realize the displacement speed of the control slider by controlling the rotation speed of the rotating adjustment knob, the adjustment knob can be fine-tuned to accurately move the slider to the required position, greatly reducing the number of times the left thread hook and the right thread hook are adjusted, thereby improving production efficiency; but when in use, the adjustment device needs to adjust the sliders on both sides in turn during the process of adjusting the surface thread of the computer pattern machine. The movable position is used to adjust the surface line. When adjusting the position of the slider, the staff needs to make multiple adjustments to ensure that the positions of the two sliders are the same, which leads to a long adjustment time and trouble, thereby reducing the adjustment efficiency of the adjustment device; at the same time, in the process of installing the wire hook of the computer pattern machine, the staff needs to use external tools to turn the screws, and finally install the wire hook on the slider, resulting in the need for external tools to complete the installation, which is troublesome. If there is no external tool, the wire hook cannot be installed, which makes it inconvenient to install the wire hook outside the computer pattern machine. Utility Model Content

[0004] The utility model aims to solve the problems of reducing the regulating efficiency of the regulating device and inconvenience in installing the thread hook outside the computer pattern machine, and proposes a surface thread regulating device for a computer pattern machine.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A surface thread adjustment device for a computer pattern machine is designed, comprising a machine head and an empty box, the interior of the machine head is fixedly connected to the empty box, a slide groove is provided inside the machine head, the slide groove is slidably connected to a slider, the interiors of the two sliders are both matched with the thread hook clearance, the interiors of the two sliders are both provided with a cavity, the interior of the empty box is provided with an adjustment device, and the interior of the slider is provided with a mounting device.

[0007] Preferably, the adjusting device includes a turntable and a worm, the turntable is fixed to the end of the worm, the worm is rotatably connected to the empty box through a bearing, the worm is meshed with a worm wheel, the worm wheel is fixed to the outer wall of the disc, the disc is fixed to the outer wall of the first pin shaft, and the disc is rotatably connected to the connecting column through a second pin shaft.

[0008] Preferably, the end of the connecting column is rotatably connected to the connecting block via a third pin shaft, and the connecting block is fixedly connected to the outer wall of the column.

[0009] Preferably, the outer walls of the two sliding blocks are fixedly connected to the columns, and the interior of the empty box is rotatably connected to the first pin shaft.

[0010] Preferably, the mounting device comprises a rotating knob and a threaded column, the rotating knob is fixedly connected to the end of the threaded column, the threaded column is rotatably connected to the slider via a bearing, and the threaded column is threadedly connected to the threaded block.

[0011] Preferably, a clamping rod is fixedly connected to the outer wall of the threaded block, and the clamping rod is respectively clearance-matched with the sliding block and the wire hook.

[0012] The utility model proposes a computer pattern machine surface line adjustment device, which has the beneficial effects of: the turntable in the adjustment device drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the disc to rotate, the disc drives the first pin shaft to rotate, the disc drives the connecting column to rotate, the connecting columns on both sides drive the connecting blocks to move, the connecting blocks drive the columns to move, the two columns drive the sliders to move, the two sliders slide in the slide grooves, and the two sliders drive the thread hooks to move to adjust the surface line. When the adjustment device is set to adjust the surface line of the computer pattern machine, the two sliders are driven to move at the same time by means of a connecting rod, and the staff does not need to adjust it repeatedly, thereby improving the adjustment efficiency of the adjustment device.

[0013] The threaded column is driven to rotate by the rotating knob in the installation device, the threaded column drives the threaded block to move, the threaded block drives the clamping rod to move, the clamping rod is inserted into the inside of the wire hook, and the fast installation of the wire hook is completed. When installing the wire hook of the computer pattern machine, the staff directly rotates the rotating knob to install the wire hook, and no external tools are needed for installation, which is convenient for installing the wire hook outside the computer pattern machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the front view structure of

[0016] Figure 3 for Figure 2 A schematic diagram of a top view structure;

[0017] Figure 4 for Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 5 for Figure 3 Schematic diagram of the structure of the installation device.

[0019] In the figure: 1, machine head, 2, empty box, 3, slide, 4, adjusting device, 401, turntable, 402, worm, 403, worm wheel, 404, disc, 405, connecting column, 4a1, slide rod, 4a2, limit block, 5, installation device, 501, rotating knob, 502, threaded column, 503, threaded block, 6, clamping rod, 7, wire hook, 8, slider, 9, cavity, 10, column, 11, connecting block. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings:

[0021] Embodiment 1:

[0022] See attached Figure 1-5 In the present embodiment, a surface thread adjustment device of a computer pattern machine includes a machine head 1 and an empty box 2. The interior of the machine head 1 is fixedly connected to the empty box 2. A slide groove 3 is provided inside the machine head 1. The slide groove 3 is slidably connected to a slider 8. The interiors of the two sliders 8 are both clearance-matched with the thread hook 7. The two thread hooks 7 are inserted into the interiors of the sliders 8. The interiors of the two sliders 8 are both provided with cavities 9. An adjustment device 4 is provided inside the empty box 2. An installation device 5 is provided inside the sliders 8. The adjustment device 4 includes a turntable 401 and a worm 402. The turntable 401 is fixedly connected to the end of the worm 402. The turntable 401 drives the worm 402 to rotate. The worm 402 is connected to the empty box 2 through a bearing. Rotational connection, the worm 402 is meshed with the worm wheel 403, the worm 402 drives the worm wheel 403 to rotate, the worm wheel 403 is fixed on the outer wall of the disc 404, the worm wheel 403 drives the disc 404 to rotate, the disc 404 is fixed on the outer wall of the first pin shaft, the disc 404 drives the first pin shaft to rotate, the disc 404 is rotationally connected to the connecting column 405 through the second pin shaft, the disc 404 drives the connecting column 405 to rotate, the end of the connecting column 405 is rotationally connected to the connecting block 11 through the third pin shaft, the connecting columns 405 on both sides drive the connecting block 11 to move, the connecting block 11 is fixed on the outer wall of the column 10, and the connecting block 11 drives the column 10 to move;

[0023] The turntable 401 in the adjusting device 4 drives the worm 402 to rotate, the worm 402 drives the worm wheel 403 to rotate, the worm wheel 403 drives the disc 404 to rotate, the disc 404 drives the first pin to rotate, the disc 404 drives the connecting column 405 to rotate, the connecting columns 405 on both sides drive the connecting block 11 to move, the connecting block 11 drives the column 10 to move, the two columns 10 drive the slider 8 to move, the two sliders 8 slide in the slide groove 3, and the two sliders 3 drive the thread hook 7 to move to adjust the surface line. When the adjusting device is set to adjust the surface line of the computer pattern machine, the two sliders 8 are driven to move at the same time by means of a connecting rod, and the staff does not need to adjust it twice, thereby improving the adjustment efficiency of the adjusting device.

[0024] See attached Figure 1-5 : In this embodiment, the outer walls of the two sliders 8 are fixedly connected to the columns 10, the two columns 10 drive the sliders 8 to move, the two sliders 8 slide in the slide grooves 3, the two sliders 3 drive the wire hooks 7 to move to adjust the surface line, the interior of the empty box 2 is rotatably connected to the first pin shaft, the installation device 5 includes a rotating button 501 and a threaded column 502, the rotating button 501 is fixedly connected to the end of the threaded column 502, the rotating button 501 drives the threaded column 502 to rotate, the threaded column 502 is rotatably connected to the slider 8 through a bearing, the threaded column 502 is threadedly connected to the threaded block 503, the threaded column 502 drives the threaded block 503 to move, the outer wall of the threaded block 503 is fixedly connected with a clamping rod 6, the threaded block 503 drives the clamping rod 6 to move, the clamping rod 6 is inserted into the interior of the wire hook 7, and the quick installation of the wire hook 7 is completed, and the clamping rod 6 is respectively matched with the slider 8 and the wire hook 7;

[0025] The rotating knob 501 in the installation device 5 drives the threaded column 502 to rotate, the threaded column 502 drives the threaded block 503 to move, the threaded block 503 drives the clamping rod 6 to move, and the clamping rod 6 is inserted into the interior of the wire hook 7 to complete the rapid installation of the wire hook 7. When installing the wire hook of the computer pattern machine, the staff directly rotates the rotating knob 701 to install the wire hook 7, and no external tools are needed for installation, which is convenient for installing the wire hook outside the computer pattern machine.

[0026] Working principle:

[0027] When the upper thread adjustment device of the computer pattern machine is in use, the staff first inserts the two thread hooks 7 into the inside of the slider 8. After that, the staff rotates the installation devices 5 on both sides, installs the thread hooks 7 on the slider 8, and sequentially passes the upper thread inside the computer pattern machine into the thread hooks 7. When the upper thread needs to be adjusted, the staff rotates the adjustment device 4 to adjust the upper thread. The specific adjustment process and installation process are as follows:

[0028] 1. Adjustment process:

[0029] The staff rotates the turntable 401, the turntable 401 drives the worm 402 to rotate, the worm 402 drives the worm wheel 403 to rotate, the worm wheel 403 drives the disc 404 to rotate, the disc 404 drives the first pin to rotate, the disc 404 drives the connecting column 405 to rotate, the connecting columns 405 on both sides drive the connecting block 11 to move, the connecting block 11 drives the column 10 to move, the two columns 10 drive the slider 8 to move, the two sliders 8 slide in the slide groove 3, the two sliders 3 drive the line hook 7 to move, so as to adjust the surface line. After the adjustment is completed, the staff stops rotating the turntable 401;

[0030] 2. Installation process:

[0031] The staff turns the rotating knob 501, and the rotating knob 501 drives the threaded column 502 to rotate, and the threaded column 502 drives the threaded block 503 to move, and the threaded block 503 drives the clamping rod 6 to move, and the clamping rod 6 is inserted into the interior of the wire hook 7 to complete the quick installation of the wire hook 7. After completion, the staff stops turning the rotating knob 501. When the staff turns the rotating knob 501 in the opposite direction, the wire hook 7 can be removed.

[0032] Embodiment 2:

[0033] See attached Figure 1-5 : In this embodiment, the adjusting device 4 also includes a sliding rod 4a1 and a limit block 4a2. The sliding rod 4a1 is fixedly connected to the inside of the empty box 2. The sliding rod 4a1 is slidably connected to the inside of the column 10. The end of the sliding rod 4a1 is fixedly connected to the limit block 4a2. When the column 10 moves, the column 10 slides in the sliding rod 4a1. The sliding rod 4a1 guides the column 10 to make the movement of the column 10 stable, and the limit block 4a2 limits the column 10.

[0034] Working principle:

[0035] When the column 10 moves, the column 10 slides in the slide bar 4a1 , the slide bar 4a1 guides the column 10 to make the movement of the column 10 stable, and the limit block 4a2 limits the column 10 .

[0036] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A computer pattern machine upper thread adjustment device, comprising a machine head (1) and an empty box (2), wherein the interior of the machine head (1) is fixedly connected to the empty box (2), and characterized in that: A slide groove (3) is provided inside the machine head (1), and the slide groove (3) is slidably connected to the slider (8). The interiors of the two sliders (8) are both clearance-matched with the wire hook (7). A cavity (9) is provided inside the two sliders (8). An adjustment device (4) is provided inside the empty box (2). A mounting device (5) is provided inside the slider (8). The adjustment device (4) comprises a turntable (401) and a worm (402). The turntable (401) is fixedly connected to the end of the worm (402). The worm (402) is rotatably connected to the empty box (2) through a bearing. The worm (402) is meshed with a worm wheel (403). The worm wheel (403) is fixedly connected to the outer wall of a disc (404). The disc (404) is fixedly connected to the outer wall of a first pin shaft. The disc (404) is rotatably connected to a connecting column (405) through a second pin shaft.

2. The upper thread adjustment device of a computer pattern machine according to claim 1, characterized in that: The end of the connecting column (405) is rotatably connected to the connecting block (11) via a third pin shaft, and the connecting block (11) is fixedly connected to the outer wall of the column (10).

3. The upper thread adjustment device of a computer pattern machine according to claim 2, characterized in that: The outer walls of the two sliding blocks (8) are fixedly connected to the pillar (10), and the interior of the empty box (2) is rotatably connected to the first pin shaft.

4. The upper thread adjustment device of a computer pattern machine according to claim 3, characterized in that: The mounting device (5) comprises a rotating knob (501) and a threaded column (502); the rotating knob (501) is fixedly connected to the end of the threaded column (502); the threaded column (502) is rotatably connected to a slider (8) via a bearing; and the threaded column (502) is threadedly connected to a threaded block (503).

5. The upper thread adjustment device of a computer pattern machine according to claim 4, characterized in that: A clamping rod (6) is fixedly connected to the outer wall of the threaded block (503), and the clamping rod (6) is respectively loosely matched with the sliding block (8) and the wire hook (7).

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