Workpiece clamping mechanism for model airplane production

Abstract

The utility model discloses a workpiece clamping mechanism for model airplane production, which comprises a clamp mechanism and an automatic limiting mechanism, the automatic limiting mechanism is fixedly connected to the bottom of the clamp mechanism, the automatic limiting mechanism comprises an automatic limiting box, the bottom of the inner cavity of the automatic limiting box is fixedly connected with a motor assembly, and the motor assembly is fixedly connected with a motor. A first bevel gear is fixedly connected to the output end of the motor assembly, a positive and negative tooth lead screw is transversely and movably connected to the interior of the automatic limiting box through a bearing, a second bevel gear is connected to the surface of the positive and negative tooth lead screw in a sleeved mode, the bottom of the second bevel gear is meshed with the first bevel gear, and the two sides of the surface of the positive and negative tooth lead screw are both in threaded connection with screw blocks. The front face of the screw block is fixedly connected with a concave plate assembly. According to the workpiece clamping mechanism, a traditional manual operation mode is changed, the concave plate assembly is adopted to drive the clamping block to move left and right, the hands of workers cannot be accidentally injured in the clamping process, and the situation that the safety of the workers cannot be guaranteed is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft model production, in particular to a workpiece clamping mechanism for aircraft model production. Background Art

[0002] According to the patents published on the China Patent Network, the patent name is: A workpiece clamping mechanism for model aircraft production, and the patent number is: 202121545751.3. The utility model discloses a workpiece clamping mechanism for model aircraft production, including an operating box, a drive groove is provided above the inner cavity of the operating box, and two-way threaded rods are rotatably installed on both sides of the inner cavity of the drive groove through bearing parts. The utility model relates to the technical field of clamping mechanisms; the workpiece clamping mechanism for model aircraft production separates the two splints by rotating the rotating handle after the processing is completed, and the splints are moved by rotating the rotating handle after the template is taken out. The debris on the top of the operation box is pushed from the drop port to the inside of the drive slot, and then the debris is pushed into the waste port by the push plate so that the waste enters the waste frame, so that the debris on the top of the operation box can be quickly and effectively cleaned after the processing is completed, avoiding the time-consuming and laborious cleaning caused by using a fan to blow the debris to the ground and then cleaning it, and reducing the workload of employees. The workpiece clamping mechanism in the above-mentioned method is manually operated when clamping the workpiece, and manual operation is not only inefficient, but also affects the safety of clamping. It is easy to accidentally injure the worker's hand during the clamping process, resulting in the worker's safety not being guaranteed.

[0003] Therefore, it is necessary to design and transform the workpiece clamping mechanism to effectively prevent the phenomenon of low safety of manual operation. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a workpiece clamping mechanism for model aircraft production, which has the advantage of automatic and safe clamping and solves the problem of low safety of manual operation.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a workpiece clamping mechanism for aircraft model production, comprising:

[0006] Clamp mechanism;

[0007] An automatic limiting mechanism, the automatic limiting mechanism is fixedly connected to the bottom of the clamp mechanism, the automatic limiting mechanism includes an automatic limiting box, the bottom of the inner cavity of the automatic limiting box is fixedly connected with a motor assembly, the output end of the motor assembly is fixedly connected with a bevel gear 1, the interior of the automatic limiting box is laterally connected with a positive and negative screw rod through a bearing, the surface of the positive and negative screw rod is sleeved with a bevel gear 2, the bottom of the bevel gear 2 is meshed with the bevel gear 1, both sides of the surface of the positive and negative screw rod are threadedly connected with a screw block, the front of the screw block is fixedly connected with a concave plate assembly, the side of the concave plate assembly away from the screw block penetrates to the outside of the automatic limiting box and is fixedly connected to the clamp mechanism.

[0008] As a preferred embodiment of the utility model, the clamping mechanism comprises a slide table, both sides of the top of the slide table are slidably connected with clamping blocks, and the inner side of the clamping block is provided with a workpiece body.

[0009] As a preferred embodiment of the utility model, trapezoidal blocks are fixedly connected to both sides of the motor assembly, and the bottom of the trapezoidal blocks is fixedly connected to the inner wall of the automatic limit box.

[0010] As a preferred embodiment of the utility model, a sliding rod is fixedly connected to the bottom of the screw block, and the bottom of the sliding rod is slidably connected to the inner wall of the automatic limit box.

[0011] As a preferred embodiment of the present invention, sliding grooves are provided on both sides of the bottom of the inner cavity of the automatic limit box, and the bottom of the slide rod is slidably connected to the inside of the sliding groove.

[0012] As a preferred embodiment of the utility model, a buffer spring is fixedly connected to the outer side of the slide rod, and the outer side of the buffer spring is fixedly connected to the inner wall of the automatic limit box.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The workpiece clamping mechanism of the utility model changes the traditional manual operation mode and adopts a concave plate component to drive the clamping block to move left and right. In the process of clamping, the worker's hand will not be accidentally injured and the worker's safety will not be insured.

[0015] 2. The utility model can fix the workpiece more accurately in a specific position through the setting of the clamp mechanism, ensuring that it is in a stable processing position during production and processing, which helps to reduce the displacement or deformation of the workpiece, thereby significantly improving the processing accuracy. It can also quickly position and clamp the workpiece, reducing auxiliary time, thereby improving production efficiency. In addition, since the stability of the workpiece during the processing is enhanced, the downtime caused by loosening of the workpiece is also reduced, further improving production efficiency. The relative position relationship between the workpiece and the tool and machine tool can also be accurately determined, thereby ensuring the stability and consistency of the processing quality.

[0016] 3. The utility model can make the motor assembly operate more stably by setting the trapezoidal blocks, and at the same time offset the vibration generated by the motor assembly during operation, thereby increasing the service life of the motor assembly.

[0017] 4. The utility model can make the screw block move more stably through the setting of the sliding rod, and at the same time has a limiting effect on the screw block to avoid the screw block from tilting.

[0018] 5. The utility model can make the slide bar slide more smoothly inside the automatic limit box through the setting of the slide groove, thereby reducing the friction between the slide bar and the automatic limit box.

[0019] 6. The utility model can make the slide bar move more stably by setting the buffer spring, and at the same time has a limiting effect on the moving speed of the slide bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is a structural diagram of the clamp mechanism of the utility model;

[0022] Figure 3 It is a cross-sectional view of the automatic limit box of the utility model.

[0023] In the figure: 1. clamping mechanism; 11. slide; 12. clamping block; 13. workpiece body; 2. automatic limit mechanism; 21. automatic limit box; 22. motor assembly; 23. gear one; 24. forward and reverse screw rod; 25. bevel gear two; 26. screw block; 27. concave plate assembly; 3. trapezoidal block; 4. slide rod; 5. slide groove; 6. buffer spring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 3 As shown, the utility model provides a workpiece clamping mechanism for aircraft model production, comprising:

[0026] Clamp mechanism 1;

[0027] An automatic limit mechanism 2 is fixedly connected to the bottom of the clamp mechanism 1. The automatic limit mechanism 2 includes an automatic limit box 21. The bottom of the inner cavity of the automatic limit box 21 is fixedly connected with a motor assembly 22. The output end of the motor assembly 22 is fixedly connected with a bevel gear 1 23. The interior of the automatic limit box 21 is laterally connected with a forward and reverse screw rod 24 through a bearing. The surface of the forward and reverse screw rod 24 is sleeved with a bevel gear 25. The bottom of the bevel gear 25 is meshed with the bevel gear 1 23. Both sides of the surface of the forward and reverse screw rod 24 are threadedly connected with a screw block 26. The front of the screw block 26 is fixedly connected with a concave plate assembly 27. The side of the concave plate assembly 27 away from the screw block 26 penetrates to the outside of the automatic limit box 21 and is fixedly connected to the clamp mechanism 1.

[0028] refer to Figure 2 The fixture mechanism 1 includes a slide 11 , and clamping blocks 12 are slidably connected to both sides of the top of the slide 11 , and a workpiece body 13 is arranged on the inner side of the clamping block 12 .

[0029] As a technical optimization scheme of the utility model, through the setting of the clamping mechanism 1, the workpiece can be fixed in a specific position more accurately, ensuring that it is in a stable processing position during production and processing, which helps to reduce the displacement or deformation of the workpiece, thereby significantly improving the processing accuracy. The workpiece can also be positioned and clamped quickly, reducing auxiliary time, thereby improving production efficiency. In addition, since the stability of the workpiece during the processing is enhanced, the downtime caused by loosening of the workpiece is also reduced, further improving production efficiency. The relative position relationship between the workpiece and the tool and machine tool can also be accurately determined, thereby ensuring the stability and consistency of the processing quality.

[0030] refer to Figure 3 Both sides of the motor assembly 22 are fixedly connected with trapezoidal blocks 3, and the bottom of the trapezoidal blocks 3 is fixedly connected to the inner wall of the automatic limit box 21.

[0031] As a technical optimization solution of the present invention, the arrangement of the trapezoidal block 3 can enable the motor assembly 22 to operate more stably, while offsetting the vibration generated by the motor assembly 22 during operation, thereby increasing the service life of the motor assembly 22.

[0032] refer to Figure 3 The bottom of the screw block 26 is fixedly connected with the slide rod 4, and the bottom of the slide rod 4 is slidably connected with the inner wall of the automatic limit box 21.

[0033] As a technical optimization solution of the utility model, the setting of the slide bar 4 can make the screw block 26 move more stably, and at the same time has a limiting effect on the screw block 26 to prevent the screw block 26 from tilting.

[0034] refer to Figure 3Slide grooves 5 are provided on both sides of the bottom of the inner cavity of the automatic limit box 21 , and the bottom of the slide rod 4 is slidably connected to the inside of the slide groove 5 .

[0035] As a technical optimization solution of the present invention, the slide groove 5 is provided to enable the slide bar 4 to slide more smoothly inside the automatic limit box 21 , thereby reducing the friction between the slide bar 4 and the automatic limit box 21 .

[0036] refer to Figure 3 The outer side of the slide rod 4 is fixedly connected with a buffer spring 6 , and the outer side of the buffer spring 6 is fixedly connected to the inner wall of the automatic limit box 21 .

[0037] As a technical optimization solution of the present invention, the buffer spring 6 is provided to enable the slide bar 4 to move more stably, and at the same time, the moving speed of the slide bar 4 is limited.

[0038] The working principle and use process of the utility model are as follows: first, the user starts the motor assembly 22 when the workpiece body 13 needs to be clamped, the output end of the motor assembly 22 drives the bevel gear 1 23 to rotate, the bevel gear 1 23 drives the bevel gear 2 25 to rotate, the bevel gear 25 drives the forward and reverse screw rods 24 to rotate, the forward and reverse screw rods 24 drive the screw block 26 to move inward, the screw block 26 drives the concave plate assembly 27 to move inward, the concave plate assembly 27 drives the clamping block 12 to move inward, so that the clamping block 12 clamps the workpiece body 13, so as to achieve the effect of automatic and safe clamping.

[0039] In summary, the workpiece clamping mechanism for model aircraft production changes the traditional manual operation mode through the workpiece clamping mechanism, and adopts the concave plate assembly 27 to drive the clamping block 12 to move left and right. During the clamping process, the worker's hands will not be accidentally injured, and the worker's safety will not be guaranteed.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A workpiece clamping mechanism for aircraft model production, Features: include: Clamping mechanism (1); An automatic limit mechanism (2), the automatic limit mechanism (2) is fixedly connected to the bottom of the clamp mechanism (1), the automatic limit mechanism (2) comprises an automatic limit box (21), the bottom of the inner cavity of the automatic limit box (21) is fixedly connected to a motor assembly (22), the output end of the motor assembly (22) is fixedly connected to a bevel gear 1 (23), the interior of the automatic limit box (21) is laterally connected to a positive and negative threaded rod (24) through a bearing, the surface of the positive and negative threaded rod (24) is sleeved with a bevel gear 2 (25), the bottom of the bevel gear 2 (25) is meshed with the bevel gear 1 (23), both sides of the surface of the positive and negative threaded rod (24) are threadedly connected to a screw block (26), the front side of the screw block (26) is fixedly connected to a concave plate assembly (27), the side of the concave plate assembly (27) away from the screw block (26) penetrates to the outside of the automatic limit box (21) and is fixedly connected to the clamp mechanism (1).

2. A workpiece clamping mechanism for aircraft model production according to claim 1, Features: The clamping mechanism (1) comprises a slide table (11), both sides of the top of the slide table (11) are slidably connected with clamping blocks (12), and the inner side of the clamping block (12) is provided with a workpiece body (13).

3. A workpiece clamping mechanism for aircraft model production according to claim 1, Features: Trapezoidal blocks (3) are fixedly connected to both sides of the motor assembly (22), and the bottom of the trapezoidal block (3) is fixedly connected to the inner wall of the automatic limit box (21).

4. A workpiece clamping mechanism for aircraft model production according to claim 1, Features: The bottom of the screw block (26) is fixedly connected to a slide rod (4), and the bottom of the slide rod (4) is slidably connected to the inner wall of the automatic limit box (21).

5. A workpiece clamping mechanism for aircraft model production according to claim 4, Features: Slide grooves (5) are provided on both sides of the bottom of the inner cavity of the automatic limit box (21), and the bottom of the slide rod (4) is slidably connected inside the slide groove (5).

6. A workpiece clamping mechanism for aircraft model production according to claim 4, Features: A buffer spring (6) is fixedly connected to the outer side of the slide rod (4), and the outer side of the buffer spring (6) is fixedly connected to the inner wall of the automatic limit box (21).

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