Bending machine with adjustable pressure

Abstract

The utility model provides a bending machine with adjustable pressure, and belongs to the technical field of bending machines. Comprising a main body assembly, the main body assembly comprises a bending machine main body, and a pressing piece is arranged on the bending machine main body; and the bending cutter blade is arranged on the pressing piece, the bending machine main body is further provided with a pressing mold, and the pressing mold comprises a protective shell. During use, a steel plate needing to be bent is placed above the pressing die, the handle is rotated to drive the second threaded rod to rotate, then the second threaded rod rotates to drive the second cone to rotate, the bevel gear is further driven to rotate, the second gear is driven to rotate, finally the first gear is driven to rotate, and meanwhile the first gear rotates to drive the tooth bars on the two sides to move outwards. Therefore, the tooth piece is pulled to move towards the two sides, finally the groove key is driven to be opened and closed towards the two sides, finally the opening and closing angle is adjusted, and the problem that the bending angle cannot be controlled through a pressing grinding tool in a related scheme due to the fact that the pressing grinding tool is at a specific angle is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a bending machine with adjustable pressure. Background Art

[0002] A bending machine is a machine that can bend thin plates and is widely used in the processing of metal plates. According to different processing requirements and processing objects, bending machines can be divided into several types, such as manual bending machines, hydraulic bending machines and CNC bending machines. Manual bending machines are easy to operate and suitable for lightweight and small batch production; hydraulic bending machines are driven by hydraulic systems and can bend larger plates, suitable for small and medium batch production; while CNC bending machines are programmed and automatically controlled, and can bend metal plates of various shapes with high precision, suitable for mass production. Most existing bending machines have the function of adjustable pressure.

[0003] Chinese patent authorization application number: CN220515236U, provides a steel plate bending machine, including a bending machine body, both side surfaces of the bending machine body are fixedly installed with a fixed structure near the rear position, the fixed structure is two groups, both side surfaces of the bending machine body are fixedly connected with a clamping structure near the front position, the upper surface of the bending machine body is fixedly installed with a hydraulic cylinder, and the interior of the bending machine body is located at the upper surface position and a tool assembly is embedded and installed. The bending machine body includes a bending groove and an outer frame, the inner surface of the outer frame is located at the upper surface and has a bending groove, and the fixed structure includes a first fixed plate, a second fixed plate Block, first screw hole, electric push rod first connecting plate, bolt, second screw hole, can limit and tighten the position of the steel plate to prevent the steel plate from displacement or warping during bending, but it itself also has certain defects, that is, the bottom bending mold used for pressing is usually fixed angle, when the bending angle needs to be changed, the bottom mold usually needs to be replaced, and in most cases the bending angle is controlled by the worker controlling the stop of the pressing part of the bending machine during bending. This has too high technical requirements, and it is difficult for ordinary masters to accurately control the pressing and bending angle of the steel plate. Therefore, the present application provides a bending machine with adjustable pressure to meet the needs. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a bending machine with adjustable pressure to solve the problem that the pressing molds in related solutions all have specific angles and the bending angle cannot be controlled by them.

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

[0006] A bending machine with adjustable pressure, comprising: a main body component, the main body component comprising: a bending machine body, a pressing piece is arranged on the bending machine body; a bending blade is arranged on the pressing piece, and a pressing mold is also arranged on the bending machine body, and the pressing mold comprises: a protective shell fixed on the bending machine body; a groove key is arranged in the protective shell; a connecting plate is arranged in the protective shell, and the two ends of the groove key are rotatably connected to the connecting plate; a connecting piece is fixed on the connecting plate; a limit rod is fixed on the protective shell, and the connecting piece is movably connected to the outer peripheral side of the limit rod ; Threaded rod one, threadedly connected to the center of the connecting piece; gear one, fixed to one end of the threaded rod one; a gear condition, movably connected to the inner wall of the protective shell, one end of the gear condition is hinged on the groove key, and the end of the gear condition away from the groove key is meshed with the gear one; gear two, rotatably connected to the protective shell, and the gear two is meshed with the gear one; cone one, fixed to the gear two; cone two, rotatably connected to the protective shell, and the cone one is meshed with the cone two; threaded rod two, fixed to one end of the cone two; fixing bolt, threadedly connected to the outer peripheral side of the threaded rod two.

[0007] Preferably, the groove key is composed of two steel plates hinged to each other.

[0008] Preferably, the pressing member further comprises: a movable roller rotatably connected to the groove key.

[0009] Preferably, two tooth conditions are provided, and the two tooth conditions are centrally symmetrically arranged with the center point of the groove key as the center.

[0010] Preferably, the pressing mold is also provided with an adjustment component, which includes: an angle mark fixed on the connecting plate, a pointer rotatably connected to the starting point of the angle mark, and one end of the pointer is rotatably connected to a side plate of the groove key; and a convex mirror, which is movably connected to the protective shell.

[0011] Preferably, a handle is provided at one end of the second threaded rod away from the second cone.

[0012] Preferably, the pressing member and the bending blade are both provided in plurality.

[0013] Preferably, the inner diameter of gear one is larger than the inner diameter of gear two.

[0014] Compared with the prior art, the utility model has at least the following beneficial effects:

[0015] In the above scheme, a pressing mold is provided. When in use, the steel plate to be bent is placed above the pressing mold, and the handle is turned to drive the second threaded rod to rotate, and then the second threaded rod rotates to drive the second cone to rotate, further drives the bevel gear to rotate, drives the second gear to rotate, and finally drives the first gear to rotate. The first gear drives the first threaded rod to rotate, drives the connector with the outer threaded connection to move upward, and further drives the connecting plate to move upward. At the same time, the rotation of the first gear drives the teeth on both sides to move outward, thereby pulling the teeth to move to both sides, and finally drives the groove key to open and close on both sides, and finally realizes the adjustment of its opening and closing angle, which solves the problem that the pressing molds in the relevant schemes are all specific angles and the bending angle cannot be controlled by them.

[0016] The device is also provided with an adjustment component, which mainly allows it to determine the specific degree when adjusting the angle. When using a pressed mold to adjust the angle, one side of the groove key changes its angle and drives the pointer to rotate, so that the specific angle is marked on the angle mark, so that it can achieve accurate adjustment, and the convex mirror allows the accurate degree to be seen from the front. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which are incorporated herein and constitute a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable those skilled in the relevant art to make and use the present disclosure.

[0018] Figure 1 It is a schematic diagram of the overall structure of a bending machine with adjustable pressure;

[0019] Figure 2 It is a schematic diagram of the structure inside the protective shell of the bending machine pressing mold with adjustable pressure;

[0020] Figure 3 A schematic diagram of the structure of one end of a bending machine groove key with adjustable pressure;

[0021] Figure 4 The schematic diagram of the structure of the bending machine fixing bolt with adjustable pressure.

[0022] [reference numerals]

[0023] 1. Main assembly; 101. Press brake body; 102. Pressing part; 103. Bending blade.

[0024] 2. Pressing mold; 201. Protective shell; 202. Grooved key; 2021. Movable roller; 203. Connecting plate; 204. Connecting piece; 205. Limit rod; 206. Threaded rod one; 207. Gear one; 2071. Gear two; 2072. Cone one; 2073. Cone two; 208. Threaded rod two; 209. Fixing bolt; 210. Gear condition.

[0025] 3. Adjustment component; 301. Angle mark; 302. Pointer; 303. Convex mirror.

[0026] As shown in the figure, in order to clearly implement the structure of the embodiment of the utility model, specific structures and devices are marked in the figure, but this is only for illustrative purposes and is not intended to limit the utility model to the specific structure, device and environment. According to specific needs, ordinary technicians in this field can adjust or modify these devices and environments, and the adjustments or modifications made are still included in the scope of the attached claims. DETAILED DESCRIPTION

[0027] The following is a detailed description of a bending machine with adjustable pressure provided by the utility model in combination with the accompanying drawings and specific embodiments. At the same time, it is explained here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments, and those skilled in the art may also adopt other alternative methods to implement some known technologies; and the accompanying drawings are only for a more specific description of the embodiments, and are not intended to specifically limit the utility model.

[0028] It should be noted that the references to "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments" and the like in the specification indicate that the embodiments described may include specific features, structures or characteristics, but not every embodiment may include the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in conjunction with an embodiment, it should be within the knowledge of a person skilled in the art to implement such feature, structure or characteristic in conjunction with other embodiments (whether or not explicitly described).

[0029] In general, a term can be understood, at least in part, from its use in context. For example, depending, at least in part, on the context, the term "one or more" as used herein can be used to describe any feature, structure, or characteristic in the singular sense, or can be used to describe a combination of features, structures, or characteristics in the plural sense. Additionally, the term "based on" can be understood as not necessarily intended to convey an exclusive set of factors, but can instead, depending, at least in part, on the context, allow for the presence of other factors that are not necessarily explicitly described.

[0030] like Figure 1-Figure 4As shown, the embodiment of the utility model provides a bending machine with adjustable pressure, comprising: a main body component 1, the main body component 1 comprising: a bending machine body 101, a pressing piece 102 is arranged on the bending machine body 101; a bending blade 103 is arranged on the pressing piece 102, and a pressing mold 2 is also arranged on the bending machine body 101, and the pressing mold 2 comprises: a protective shell 201, fixed on the bending machine body 101; a groove key 202, arranged in the protective shell 201; a connecting plate 203, arranged in the protective shell 201, and the two ends of the groove key 202 are rotatably connected to the connecting plate 203; a connecting piece 204, fixed on the connecting plate 203; a limiting rod 205, fixed on the protective shell 201, and the connecting piece 204 is movably connected to the outer peripheral side of the limiting rod 205; a screw A threaded rod 206 is threadedly connected to the center of the connecting member 204; a gear 207 is fixed to one end of the threaded rod 206; a gear condition 210 is movably connected to the inner wall of the protective shell 201, one end of the gear condition 210 is hinged to the groove key 202, and the end of the gear condition 210 away from the groove key 202 is meshed with the gear 1 207; a gear 2 2071 is rotatably connected to the protective shell 201, and the gear 2 2071 is meshed with the gear 1 207; a cone 1 2072 is fixed to the gear 2 2071; a cone 2073 is rotatably connected to the protective shell 201, and the cone 1 2072 is meshed with the cone 2 2073; a threaded rod 208 is fixed to one end of the cone 2073; a fixing bolt 209 is threadedly connected to the outer peripheral side of the threaded rod 2 208.

[0031] When using the device, the steel plate to be bent is placed above the pressing mold 2, and then the angle of the groove key 202 is adjusted according to the required bending angle. First, the handle is turned to drive the threaded rod 208 to rotate, and then the threaded rod 208 rotates to drive the cone 2073 to rotate, further driving the bevel gear to rotate, driving the gear 2071 to rotate, and finally driving the gear 1 207 to rotate. The gear 1 207 drives the threaded rod 1 206 to rotate, driving the connector 204 with the outer thread connection to move upward, and further driving the connecting plate 203 to move upward. At the same time, the rotation of the gear 1 207 drives the gear conditions 210 on both sides to move outward, thereby pulling the gear conditions 210 to move to both sides, and finally driving the groove key 202 to open and close on both sides, and finally realizing the adjustment of its opening and closing angle, so that when it is bent by the bending machine body 101, the bending angle can be changed by the bottom pressing mold, which greatly improves its functionality.

[0032] like Figure 2As shown, in this embodiment, the groove key 202 is composed of two mutually hinged steel plates; the groove key 202 is a key component of the device, through two steel plates that can be opened and closed, and then the opening and closing angles are adjusted through subsequent steps, and finally the pressing mold 2 can adjust its own angle, and finally the problem of adjusting the bending angle when the bottom pressing mold 2 is bent is realized.

[0033] like Figure 3 As shown, in this embodiment, the pressing member 102 also includes: a movable roller 2021, which is rotatably connected to the groove key 202; the movable roller 2021 can reduce the self-stress stretching of the steel plate and the friction of the bending mold when bending.

[0034] like Figure 2 As shown, in the present embodiment, two tooth conditions 210 are provided, and the two tooth conditions 210 are centrally symmetrically arranged with the center point of the groove key 202 as the center; the tooth condition 210 drives the groove key 202 to open and close to both sides when adjusting the angle, while limiting its own movement when using it to bend the steel plate.

[0035] like Figure 1 and Figure 3 As shown, in this embodiment, an adjustment component 3 is also provided on the pressing mold 2, and the adjustment component 3 includes: an angle mark 301, which is fixed on the connecting plate 203, a pointer 302, which is rotatably connected to the starting point of the angle mark 301, and one end of the pointer 302 is rotatably connected to a side plate of the groove key 202; a convex mirror 303, and the convex mirror 303 is movably connected to the protective shell 201.

[0036] The adjustment component 3 mainly allows it to determine the specific degree when adjusting the angle. When using a pressed mold to adjust the angle, one side of the groove key 202 changes its angle and drives the pointer 302 to rotate, so that the specific angle is marked on the angle mark 301, so that it can be accurately adjusted, and the convex mirror 303 allows the accurate degree to be seen from the front.

[0037] like Figure 4 As shown, in this embodiment, a handle is further provided at one end of the threaded rod 208 away from the second cone 2073 ; the handle facilitates the rotation of the threaded rod 208 .

[0038] like Figure 1 As shown, in this embodiment, a plurality of the pressing members 102 and the bending blades 103 are provided, and the device can bend a plurality of steel plates that need to be bent at the same time.

[0039] like Figure 2 As shown, in this embodiment, the inner diameter of gear one 207 is larger than the inner diameter of gear two 2071, which acts as a reduction gear, allowing fine adjustment when rotating.

[0040] Working principle: When using the device, place the steel plate to be bent above the pressing mold 2, and then adjust the angle of the groove key 202 according to the required bending angle. First, turn the handle to drive the threaded rod 208 to rotate, and then the threaded rod 208 rotates to drive the cone 2073 to rotate, further drive the bevel gear to rotate, drive the gear 2071 to rotate, and finally drive the gear 1 207 to rotate. The gear 1 207 drives the threaded rod 1 206 to rotate, and drives the connector 204 with the outer thread connection to move upward, and further drives the connecting plate 203 to move upward. At the same time, the rotation of the gear 1 207 drives the gear conditions 210 on both sides to move outward, thereby pulling the rack Part 210 moves to both sides, and finally drives the groove key 202 to open and close to both sides, and finally realizes the adjustment of its opening and closing angle, so that when it is bent by the bending machine body 101, the bending angle can be changed by the bottom pressing mold, and then it can be fixed by the fixing bolt 209; the device is also provided with an adjustment component 3, and the adjustment component 3 mainly enables it to determine the specific degree when adjusting the angle. When the pressing mold is used to adjust the angle, one side of the groove key 202 changes its angle and drives the pointer 302 to rotate, so that it marks the specific angle on the angle mark 301, so that it can achieve accurate adjustment, and the convex mirror 303 allows the accurate degree to be seen from the front.

[0041] The present invention covers any substitution, modification, equivalent method and scheme made on the essence and scope of the present invention. In order to make the public have a thorough understanding of the present invention, the specific details are described in detail in the above preferred embodiments of the present invention, and those skilled in the art can fully understand the present invention without the description of these details.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A bending machine with adjustable pressure, characterized in that: include: A main body component (1), the main body component (1) comprising: A bending machine body (101), wherein a pressing part (102) is provided on the bending machine body (101); A bending blade (103) is arranged on the pressing member (102), and a pressing mold (2) is also arranged on the bending machine body (101), and the pressing mold (2) comprises: A protective shell (201) is fixed on the bending machine body (101); A groove key (202) is arranged in the protective shell (201); A connecting plate (203) is disposed in the protective shell (201), and both ends of the groove key (202) are rotatably connected to the connecting plate (203); A connecting member (204) fixed on the connecting plate (203); A limiting rod (205) is fixed on the protective shell (201), and the connecting member (204) is movably connected to the outer peripheral side of the limiting rod (205); A threaded rod (206) threadedly connected to the center of the connecting member (204); Gear 1 (207), fixed to one end of the threaded rod 1 (206); A gear condition (210) is movably connected to the inner wall of the protective shell (201), one end of the gear condition (210) is hinged on the groove key (202), and the end of the gear condition (210) away from the groove key (202) is meshed with the gear one (207); Gear 2 (2071), rotatably connected to the protective shell (201), and the gear 2 (2071) is meshed with the gear 1 (207); Cone 1 (2072), fixed on the gear 2 (2071); Cone 2 (2073) is rotatably connected to the protective shell (201), and the cone 1 (2072) is meshed with the cone 2 (2073); A second threaded rod (208) is fixed to one end of the second cone (2073); The fixing bolt (209) is threadedly connected to the outer peripheral side of the second threaded rod (208).

2. The bending machine with adjustable pressure according to claim 1, characterized in that: The groove key (202) is composed of two steel plates hinged to each other.

3. The bending machine with adjustable pressure according to claim 1, characterized in that: The pressing piece (102) further comprises: The movable roller (2021) is rotatably connected to the groove key (202).

4. The bending machine with adjustable pressure according to claim 1, characterized in that: Two tooth conditions (210) are provided, and the two tooth conditions (210) are centrally symmetrically arranged with the center point of the groove key (202) as the center.

5. The bending machine with adjustable pressure according to claim 1, characterized in that: The pressing die (2) is also provided with an adjustment component (3), and the adjustment component (3) comprises: An angle mark (301) is fixed on the connecting plate (203). A pointer (302) is rotatably connected to the starting point of the angle mark (301), and one end of the pointer (302) is rotatably connected to a side plate of the groove key (202); A convex mirror (303), wherein the convex mirror (303) is movably connected to the protective shell (201).

6. The bending machine with adjustable pressure according to claim 1, characterized in that: The end of the second threaded rod (208) away from the second cone (2073) is also provided with a handle.

7. The bending machine with adjustable pressure according to claim 1, characterized in that: The pressing piece (102) and the bending blade (103) are both provided in plurality.

8. The bending machine with adjustable pressure according to claim 1, characterized in that: The inner diameter of gear one (207) is greater than the inner diameter of gear two (2071).

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