Programmable Hall pin bending tool

Abstract

The utility model discloses a programmable Hall pin bending tool which comprises a box body, an element fixing block is arranged on the outer top face of the box body, a Hall fixing groove is formed in the element fixing block, a first air cylinder and a second air cylinder are symmetrically arranged in the box body, a first sliding plate is fixedly arranged on a push rod of the first air cylinder, and a second sliding plate is fixedly arranged on a push rod of the second air cylinder. A second sliding plate is fixedly arranged on a push rod of the second air cylinder, guide mechanisms are arranged on the two sides of the first sliding plate and the two sides of the second sliding plate, the first sliding plate, a third sliding plate and the second sliding plate are sequentially connected to the guide mechanisms in a sliding mode, and the third sliding plate is fixedly connected to the guide mechanisms through adjustable limiting pieces. And pin grooves are formed in the first sliding plate, the second sliding plate and the third sliding plate. According to the programmable Hall pin bending tool, the sliding plate is driven by the two air cylinders, so that the distance between the Hall pins is adjusted, the programmable Hall pin distance adjusting technology is simplified, the adjusting consistency and stability are improved, and the production efficiency of the product technology is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of current sensors, in particular to a programmable Hall pin bending tooling. Background Art

[0002] Open-loop Hall current sensors have a wide range of application scenarios and a broad application market. Based on the Hall effect, this type of sensor can detect the current magnetic field without contacting the current. Therefore, circuit isolation between the circuit and the sensor can be achieved. Generally, open-loop Hall current sensors are smaller and cheaper. They can be used to measure alternating and direct currents. The low cost, size, and power requirements make open-loop current sensors very popular. The market competition for this type of sensor mainly relies on price advantages. However, for enterprises, it is difficult to obtain better profits. To continuously reduce the product price and improve market competitiveness, it is necessary to continuously reduce product costs and prices to ensure product competitiveness.

[0003] The existing programmable Hall pin pitch adjustment process is relatively cumbersome, and the adjusted pitch is not precise enough.

[0004] Based on the above situation, the utility model proposes a programmable Hall pin bending tooling, which can effectively solve the above problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a programmable Hall pin bending tooling. The programmable Hall pin bending tooling of the utility model has a simple structure and is easy to use. By driving a slide plate with two cylinders, the pin pitch of the Hall is adjusted, simplifying the programmable Hall pin pitch adjustment process, improving the adjustment consistency and stability, and enhancing the production efficiency of the product process.

[0006] The utility model is realized through the following technical solutions:

[0007] A programmable Hall pin bending tooling includes a box body. An element fixing block is arranged on the outer top surface of the box body, and a Hall fixing groove is arranged on the element fixing block. First and second cylinders are symmetrically arranged inside the box body. A first slide plate is fixed on the push rod of the first cylinder, and a second slide plate is fixed on the push rod of the second cylinder. Guide mechanisms are arranged on both sides of the first slide plate and the second slide plate. A first slide plate, a third slide plate, and a second slide plate are sequentially slidably connected to the guide mechanisms, and the third slide plate is fixedly connected to the guide mechanisms through adjustable limit members. Pin grooves are arranged on the first slide plate, the second slide plate, and the third slide plate, and the pin grooves extend to the Hall fixing groove outside the box body.

[0008] The purpose of the present utility model is to provide a programmable Hall pin bending tooling. The programmable Hall pin bending tooling of the present utility model has a simple structure and is convenient to use. By driving a slide plate with two cylinders, the pin spacing of the Hall is adjusted, simplifying the process of adjusting the programmable Hall pin spacing, improving the consistency and stability of the adjustment, and enhancing the production efficiency of the product process.

[0009] Preferably, the guiding mechanism includes a left support block, a guiding rod, and a right support block, and the guiding rod is fixedly arranged between the left support block and the right support block.

[0010] Preferably, the adjustable limiting member includes a first limiting block and a second limiting block. Both the first limiting block and the second limiting block are slidably connected to the guiding rod, and the first limiting block and the second limiting block are respectively arranged on both sides of the third slide plate.

[0011] Preferably, bolts are arranged on both the first limiting block and the second limiting block, and the bolts are in contact with the guiding rod.

[0012] Compared with the prior art, the present utility model has the following advantages and beneficial effects:

[0013] The programmable Hall pin bending tooling of the present utility model has a simple structure and is convenient to use. By driving a slide plate with two cylinders, the pin spacing of the Hall is adjusted, simplifying the process of adjusting the programmable Hall pin spacing, improving the consistency and stability of the adjustment, and enhancing the production efficiency of the product process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model;

[0015] Figure 2 is Figure 1 a partial enlarged structural diagram of part A in

[0016] Figure 3 is an internal structural diagram of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the preferred implementation solutions of the present utility model will be described below in conjunction with specific embodiments. However, it should be understood that the drawings are only for illustrative purposes and cannot be construed as a limitation of this patent; for better illustrating this embodiment, some components in the drawings will be omitted, enlarged, or reduced, and do not represent the actual size of the product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationships described in the drawings are only for illustrative purposes and cannot be construed as a limitation of this patent.

[0018] Embodiment 1:

[0019] As shown Figures 1 to 3 in the figure, the utility model provides a programmable Hall pin bending tooling, which includes a box body 1. An element fixing block 2 is arranged on the outer top surface of the box body 1. A Hall fixing groove 21 is arranged on the element fixing block 2. First cylinders 3 and second cylinders 4 are symmetrically arranged in the box body 1. A first sliding plate 5 is fixed on the push rod of the first cylinder 3. A second sliding plate 6 is fixed on the push rod of the second cylinder 4. Guide mechanisms are arranged on both sides of the first sliding plate 5 and the second sliding plate 6. The first sliding plate 5, a third sliding plate 7 and the second sliding plate 6 are sequentially slidably connected on the guide mechanism. And the third sliding plate 7 is fixedly connected to the guide mechanism through an adjustable limiting part. Pin grooves 51 are arranged on the first sliding plate 5, the second sliding plate 6 and the third sliding plate 7. The pin grooves 51 extend to the Hall fixing groove 21 outside the box body 1.

[0020] Embodiment 2:

[0021] As shown Figures 1 to 3 in the figure, the utility model provides a programmable Hall pin bending tooling, which includes a box body 1. An element fixing block 2 is arranged on the outer top surface of the box body 1. A Hall fixing groove 21 is arranged on the element fixing block 2. First cylinders 3 and second cylinders 4 are symmetrically arranged in the box body 1. A first sliding plate 5 is fixed on the push rod of the first cylinder 3. A second sliding plate 6 is fixed on the push rod of the second cylinder 4. Guide mechanisms are arranged on both sides of the first sliding plate 5 and the second sliding plate 6. The first sliding plate 5, a third sliding plate 7 and the second sliding plate 6 are sequentially slidably connected on the guide mechanism. And the third sliding plate 7 is fixedly connected to the guide mechanism through an adjustable limiting part. Pin grooves 51 are arranged on the first sliding plate 5, the second sliding plate 6 and the third sliding plate 7. The pin grooves 51 extend to the Hall fixing groove 21 outside the box body 1.

[0022] When the magnetic flux generated by the primary current is concentrated in the magnetic circuit through the magnetic core, the Hall element is fixed in the air gap to detect the magnetic flux. The output end of the programmable Hall can output an analog quantity that accurately reflects the current change of the primary current. And the zero point and gain can be set by programming to obtain better linearity and accuracy. At the same time, the temperature compensation coefficient can be set, which helps to offset the drift caused by the change of the ambient temperature, and the performance index can be better realized.

[0023] The guide mechanism includes a left support block 81, a guide rod 82 and a right support block 83. The guide rod 82 is fixed between the left support block 81 and the right support block 83.

[0024] The first sliding plate 5, the second sliding plate 6 and the third sliding plate 7 can slide precisely on the guide rod 82.

[0025] Further, in another embodiment, the adjustable limiting member includes a first limiting block 91 and a second limiting block 92. Both the first limiting block 91 and the second limiting block 92 are slidably connected to the guiding rod 82, and the first limiting block 91 and the second limiting block 92 are respectively arranged on both sides of the third sliding plate 7.

[0026] Further, in another embodiment, bolts are provided on both the first limiting block 91 and the second limiting block 92, and the bolts are in contact with the guiding rod 82.

[0027] Due to the above structure, the bolts can be loosened, and then the first limiting block 91 and the second limiting block 92 can be slid to adjust the position of the third sliding plate 7.

[0028] The working principle of an embodiment of the present utility model is as follows:

[0029] For a programmable Hall pin bending tooling, the Hall is placed in the Hall fixing groove 21 of the component fixing block 2, and the pins of the Hall are placed in the pin grooves 51. The first cylinder 3 and the second cylinder 4 are started to drive the first sliding plate 5 and the second sliding plate 6 to designated positions respectively, so as to adjust the pin pitch.

[0030] Based on the description and drawings of the present utility model, those skilled in the art can easily manufacture or use the programmable Hall pin bending tooling of the present utility model and can produce the positive effects recorded in the present utility model.

[0031] Unless otherwise clearly defined and limited, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present utility model are only for illustrative purposes and cannot be understood as a limitation of this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood in combination with the drawings and according to specific situations.

[0032] Unless otherwise clearly defined and limited, in the present utility model, if there are terms such as "set", "connected" and "connected", they should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0033] The above are only the preferred embodiments of the present utility model, and do not impose any formal restrictions on the present utility model. Any simple modifications and equivalent changes made to the above embodiments based on the technical essence of the present utility model shall fall within the protection scope of the present utility model.

Claims

1. A programmable Hall pin bending tool, characterized in that: It includes a box body, a component fixing block is provided on the outer top surface of the box body, a Hall fixing groove is provided on the component fixing block, a first cylinder and a second cylinder are symmetrically provided in the box body, a first slide plate is fixedly provided on the push rod of the first cylinder, a second slide plate is fixedly provided on the push rod of the second cylinder, guide mechanisms are provided on both sides of the first slide plate and the second slide plate, the first slide plate, the third slide plate and the second slide plate are slidably connected to the guide mechanism in sequence, and the third slide plate is fixedly connected to the guide mechanism through an adjustable limiter, the first slide plate, the second slide plate and the third slide plate are all provided with pin grooves, and the pin grooves extend to the Hall fixing groove outside the box body.

2. The programmable Hall pin bending tool according to claim 1, characterized in that: The guide mechanism comprises a left support block, a guide rod and a right support block, and the guide rod is fixed between the left support block and the right support block.

3. The programmable Hall pin bending tool according to claim 1, characterized in that: The adjustable limiter comprises a first limit block and a second limit block, the first limit block and the second limit block are both slidably connected to the guide rod, and the first limit block and the second limit block are respectively arranged on both sides of the third slide plate.

4. The programmable Hall pin bending tool according to claim 3, characterized in that: The first limiting block and the second limiting block are both provided with bolts, and the bolts are in contact with the guide rod.

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