Sewing machine pedal with balance weight

Abstract

The sewing machine pedal with the balance weight comprises a sewing machine pedal support and a pedal body arranged on the sewing machine pedal support, two threaded rods are symmetrically and rotationally connected in the pedal body in a limiting mode, the outer sides of the two threaded rods are each connected with a sliding block in a threaded and sleeved mode, and one end of each sliding block is connected with an installation groove. A plurality of balancing weights are arranged in the mounting groove, two fixing seats are arranged on the side wall of the mounting groove, a two-way threaded lead screw is rotationally connected between the two fixing seats in a limiting mode, two clamping plates are symmetrically connected to the outer side of the two-way threaded lead screw in a sleeving mode through threads, sliding grooves are formed in the side walls of the fixing seats, and the two clamping plates movably penetrate through the sliding grooves; according to the structural arrangement, the number and the position of the balancing weights can be movably adjusted according to the using habit that a user treads on the pedal body, so that the user can easily and comfortably control the pedal body better, the situation that the user feels tired due to long-time strength keeping is avoided, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the field of sewing machines, in particular to a sewing machine pedal with a counterweight. Background Art

[0002] A sewing machine is a machine that uses one or more sewing threads to form one or more stitches on the sewing material, so that one or more layers of sewing materials are interwoven or sewn together. A sewing machine can sew fabrics such as cotton, linen, silk, wool, and artificial fibers, and products such as leather, plastic, and paper. The stitches are neat, beautiful, flat, and firm, and the sewing speed is fast and easy to use.

[0003] However, the speed control pedal in the existing sewing machine is relatively light, which makes it difficult to control the strength of the control pedal. It is more labor-intensive to use and the user will become tired due to maintaining strength for a long time. Therefore, it is necessary to add a corresponding counterweight block to maintain the stable performance of the control pedal during use. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a sewing machine pedal with a counterweight, which can solve the technical problem that the speed control pedal in the existing sewing machine is relatively light, resulting in difficulty in controlling the force of the control pedal, which is more labor-intensive to use and the user will also become tired due to maintaining force for a long time.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a sewing machine pedal with a counterweight, comprising a sewing machine pedal bracket and a pedal body arranged on the sewing machine pedal bracket, two threaded rods symmetrically connected to the pedal body for limited rotation, a slider is threadedly sleeved on the outer sides of the two threaded rods, one end of the slider is connected to a mounting groove, a plurality of counterweights are arranged in the mounting groove, two fixed seats are arranged on the side walls of the mounting groove, a bidirectional threaded screw is limitedly connected to the two fixed seats for limited rotation, the outer sides of the bidirectional threaded screw are threadedly symmetrically sleeved on the outer sides, and a plurality of counterweights are arranged between the two clamps, a sliding groove is opened on the side walls of the fixed seat, and the two clamps are movably passed through the sliding groove.

[0006] As a preferred technical solution of the utility model, a limiting block is arranged at the bottom of the installation groove, two limiting grooves are symmetrically provided on the bottom wall of the sewing machine pedal bracket, and the limiting block arranged at the bottom of the installation groove is slidingly connected to the limiting groove.

[0007] As a preferred technical solution of the utility model, one end of the threaded rod is connected to the inner wall of the pedal body in a limited rotation manner, and the other end of the threaded rod is movably passed through the side wall of the pedal body and is connected to a first adjusting button.

[0008] As a preferred technical solution of the utility model, the surface of the first adjusting button is provided with rough textures for increasing the friction between the hand and the first adjusting button.

[0009] As a preferred technical solution of the utility model, one end of the bidirectional threaded screw is movably passed through the surface of the fixed seat and is connected to a second adjusting knob for rotationally adjusting the bidirectional threaded screw.

[0010] As a preferred technical solution of the utility model, a pedal cover plate for closing the pedal body is connected to one side of the top end of the pedal body.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] By cooperating with the two clamping plates, the mutual movement and adjustment of the two clamping plates can be realized, and the counterweight block set in the mounting groove can be limited and fixed by the two clamping plates approaching each other, so that the number of counterweight blocks in the mounting groove can be adjusted, and the counterweight blocks after the adjusted number are limited and fixed, and at the same time, by cooperating with the threaded rod and the slider, the mounting groove and the position of the counterweight block set in the mounting groove in the pedal body can be moved and adjusted. This structural setting can move and adjust the number and position of the counterweight blocks according to the user's stepping habits of the pedal body, so that the user can better control the pedal body easily and comfortably, will not make people tired due to maintaining strength for a long time, and improve the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;

[0014] Figure 2 This is a schematic diagram of the three-dimensional structure of the pedal body of the utility model;

[0015] Figure 3 This is a schematic diagram of the partial three-dimensional structure of the installation slot of the utility model;

[0016] Figure 4 This is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle;

[0017] Among them: 1. Sewing machine pedal bracket; 2. Pedal body; 3. Pedal cover; 4. Threaded rod; 5. Slider; 6. Mounting groove; 7. First adjusting button; 8. Counterweight; 9. Fixed seat; 10. Bidirectional threaded screw; 11. Clamp; 12. Second adjusting button; 13. Slide groove; 14. Limit groove. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0019] Example

[0020] Please refer to Figure 1-4 As shown, the utility model provides a sewing machine pedal with a counterweight, comprising a sewing machine pedal bracket 1 and a pedal body 2 that can rotate and is arranged on the sewing machine pedal bracket 1, and then two threaded rods 4 are symmetrically limited and rotatably connected in the pedal body 2, and one end of the threaded rod 4 is movably passed through the side wall of the pedal body 2 and is connected to a first adjusting button 7, and a rough texture is provided on the surface of the first adjusting button 7, and the setting of the rough texture can increase the friction between the hand and the first adjusting button 7, thereby facilitating the rotation and adjustment of the first adjusting button 7, and at the same time, a slider 5 is threadedly sleeved on the outer side of the two threaded rods 4, and then a mounting groove 6 is connected at one end of the slider 5, and a limiting block is provided at the bottom end of the mounting groove 6, and at the same time, two limiting grooves 14 are symmetrically provided on the bottom wall of the sewing machine pedal bracket 1, and the limiting block provided at the bottom end of the mounting groove 6 is slidingly connected with the limiting groove 14, and finally a plurality of counterweight blocks 8 are provided in the mounting groove 6;

[0021] The first adjusting knob 7 is used to rotate the adjusting threaded rod 4, and the slider 5 is driven by the rotating adjusting threaded rod 4, and then the installation slots 6 and the counterweights 8 arranged in the installation slots 6 are driven to move and adjust by moving the adjusting slider 5, so that the two installation slots 6 and the counterweights 8 arranged in the two installation slots 6 are moved to appropriate positions in the pedal body 2, and the positions of the two groups of installation slots 6 are moved and adjusted according to the user's personal pedaling habits;

[0022] At the same time, two fixing seats 9 are arranged on the side wall of the installation groove 6, and a bidirectional threaded screw 10 is connected between the two fixing seats 9 for limited rotation, and one end of the bidirectional threaded screw 10 is movably passed through the surface of the fixing seat 9 and connected to a second adjusting button 12, and the bidirectional threaded screw 10 can be rotated and adjusted by the setting of the second adjusting button 12, and then two clamping plates 11 are symmetrically sleeved and connected to the outer side of the bidirectional threaded screw 10, and a number of counterweights 8 are arranged between the two clamping plates 11, and then a sliding groove 13 is opened on the side wall of the fixing seat 9, and the two clamping plates 11 are movably passed through the sliding groove 13, and finally a pedal cover plate 3 is connected to one side of the top of the pedal body 2, and the setting of the pedal cover plate 3 can close the pedal body 2;

[0023] When adjusting the weight block 8, the number of the weight blocks 8 in the installation slot 6 is adjusted and placed according to the user's habit of stepping lightly and heavily, and then the bidirectional threaded screw 10 is rotated and adjusted by the second adjusting knob 12, so that the two clamping plates 11 symmetrically sleeved and connected to the outside of the bidirectional threaded screw 10 are close to each other, thereby limiting and fixing the plurality of weight blocks 8 arranged in the installation slot 6 and between the two clamping plates 11;

[0024] Specific working principle:

[0025] When the device is in use, the pedal cover 3 can be opened, and then the number of counterweights 8 in the installation slot 6 can be adjusted and placed according to the user's habit of stepping lightly or heavily, and then the bidirectional threaded screw 10 can be rotated and adjusted by the second adjusting button 12, so that the two clamping plates 11 symmetrically sleeved and connected to the outside of the bidirectional threaded screw 10 are close to each other, thereby limiting and fixing the plurality of counterweights 8 arranged in the installation slot 6 and between the two clamping plates 11, and then the first adjusting button 7 can be used to rotate the adjusting threaded rod 4, and the sliding block 5 can be driven by the rotating adjusting threaded rod 4, thereby moving the adjusting sliding block 5 to drive the installation slot 6, and Several counterweight blocks 8 arranged in the mounting grooves 6 are moved and adjusted, so that the two mounting grooves 6 and the counterweight blocks 8 arranged in the two mounting grooves 6 are moved to appropriate positions in the pedal body 2. When the mounting grooves 6 are moved and adjusted, the positions of the two groups of mounting grooves 6 can be moved and adjusted according to the user's personal pedaling habits. This structural setting can move and adjust the number and positions of the counterweight blocks 8 according to the user's pedaling habits of the pedal body 2, thereby enabling the user to better control the pedal body 2 easily and comfortably without making the person tired due to maintaining strength for a long time, thereby improving the practicality of the device.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sewing machine pedal with a counterweight, comprising a sewing machine pedal bracket (1) and a pedal body (2) arranged on the sewing machine pedal bracket (1), characterized in that: Two threaded rods (4) are symmetrically connected to the pedal body (2) for limited rotation. The outer sides of the two threaded rods (4) are threadedly sleeved with a slider (5). One end of the slider (5) is connected to a mounting groove (6). A plurality of counterweights (8) are arranged in the mounting groove (6). Two fixing seats (9) are arranged on the side walls of the mounting groove (6). A bidirectional threaded screw (10) is connected to the two fixing seats (9) for limited rotation. The outer sides of the bidirectional threaded screw (10) are threadedly sleeved with two clamping plates (11) for symmetrical rotation. A plurality of counterweights (8) are arranged between the two clamping plates (11). A sliding groove (13) is provided on the side walls of the fixing seat (9), and the two clamping plates (11) are movably arranged to pass through the sliding groove (13).

2. A sewing machine pedal with a counterweight according to claim 1, characterized in that: A limiting block is arranged at the bottom end of the installation groove (6); two limiting grooves (14) are symmetrically provided on the bottom wall of the sewing machine pedal bracket (1); and the limiting block arranged at the bottom end of the installation groove (6) is connected to the limiting groove (14) in a limiting sliding manner.

3. A sewing machine pedal with a counterweight according to claim 1, characterized in that: One end of the threaded rod (4) is connected to the inner wall surface of the pedal body (2) in a limited rotation manner, and the other end of the threaded rod (4) is movably passed through the side wall of the pedal body (2) and is connected to a first adjustment button (7).

4. A sewing machine pedal with a counterweight according to claim 3, characterized in that: The surface of the first adjusting button (7) is provided with rough textures for increasing the friction between the hand and the first adjusting button (7).

5. A sewing machine pedal with a counterweight according to claim 1, characterized in that: One end of the bidirectional threaded screw (10) is movably inserted through the surface of the fixing seat (9) and is connected to a second adjusting knob (12) for adjusting the rotation of the bidirectional threaded screw (10).

6. A sewing machine pedal with a counterweight according to claim 1, characterized in that: A pedal cover plate (3) for closing the pedal body (2) is connected to one side of the top end of the pedal body (2).

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