Combined type rapid zero setting tool

Abstract

The utility model provides a combined type rapid zero setting tool. The tool is composed of a base and a positioning moving block. The center of the front surface of the base is provided with a base cylinder; a base positioning slot is formed in the base body; the positioning moving block is composed of a vertical part and a horizontal part which are perpendicular to each other. The vertical part is vertically positioned, inserted and matched with the positioning slot of the base; the sensor workpiece to be detected comprises a workpiece shell and a workpiece output shaft; the output shaft is arranged in the center of the shell, and an output shaft inner hole and output shaft key grooves which are symmetrical up and down are formed in the center of the output shaft; the base cylinder is positioned, inserted and matched with an inner hole of the output shaft; the base key is matched with the output shaft key slot in a positioning and inserting manner; when the inner horizontal plane of the horizontal part is attached to the outer horizontal plane of the shell and no gap exists, the workpiece is qualified; and at the moment, the matching state of the workpiece and the tool is the mechanical zero position of the workpiece. The device is simple and convenient to operate, high in zero setting efficiency and accuracy, and suitable for popularization.

Description

Technical Field

[0001] The utility model belongs to the technical field of sensor measurement and testing, and in particular relates to a combined rapid zeroing tool. Background Art

[0002] In transmission products, sensors are generally used for transmission feedback in order to control the product's transmission direction and torque; and in order to make the sensor feedback signal accurate and effective, mechanical zeroing is required before installing the sensor.

[0003] Mechanical zeroing is widely used in transmission products. Mechanical zero is usually the initial position of the product transmission, which is the mechanical zero. For transmissions with travel limits, mechanical zero can prevent the transmission from running out of travel and damaging the product, and can also allow the transmission to return to zero.

[0004] Under the existing technology, the traditional mechanical zeroing tooling has a simple and single structure, and the zeroing accuracy often relies on the rich experience of old masters, which is inconvenient for rapid detection and popularization. Therefore, the following technical solution is proposed. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a combined quick zeroing tool to solve the technical problems of inconvenient operation of mechanical zeroing of sensors of transmission products in the prior art, low detection efficiency, limited accuracy and inconvenience in popularization.

[0006] The technical solution adopted by the utility model is as follows: a combined quick zeroing tool, the tool consists of a base and a positioning moving block; the base has a base cylinder at the center of the front side; the upper and lower sides of the base cylinder are respectively provided with upper and lower axis-symmetrical base keys; the base seat system is provided with a vertically straight through base positioning slot; the positioning moving block is composed of a vertical part and a horizontal part that are perpendicular to each other; the vertical part of the positioning moving block is vertically positioned and plugged into the base positioning slot; the sensor workpiece to be detected includes a workpiece housing and a workpiece output shaft; the workpiece output shaft is arranged at the center of the workpiece housing, and the workpiece output shaft inner hole is formed at the center of the workpiece output shaft. The upper and lower sides of the inner hole of the workpiece output shaft are respectively provided with upper and lower axially symmetrical workpiece output shaft keyways; the base cylinder of the base is used for positioning and plugging with the inner hole of the workpiece output shaft; the base key of the base is used for positioning and plugging with the keyway of the workpiece output shaft; the positioning moving block is moved downward and the workpiece output shaft is rotated so that the inner horizontal end face of the horizontal part of the positioning moving block fits the outer horizontal plane of the workpiece shell; and only when there is no gap between the inner horizontal end face of the horizontal part and the outer horizontal plane of the workpiece shell, the sensor workpiece to be detected is qualified; and at this time, the matching state of the sensor workpiece to be detected and the tooling is the mechanical zero position of the workpiece.

[0007] Among the above technical solutions, as the preferred technical solution of the present utility model: the base is an integrated structure.

[0008] Among the above technical solutions, as the preferred technical solution of the present utility model: the positioning moving block is an integrated structure.

[0009] In the above technical solution, as a further improvement of the utility model: a through groove notch is formed at the center of the back side of the base positioning slot of the base, and the through groove notch is connected to the base positioning slot.

[0010] The advantages of the utility model compared with the prior art are as follows: the utility model only requires simple training for workers to start operation, and the workers can quickly master the use method, can quickly get started, and is simple to operate, which greatly improves the efficiency and accuracy of workpiece zeroing; the utility model has a simple structure, is easy to operate, and is suitable for promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a diagram of the assembly and use state of the tooling of the utility model for adjusting the mechanical zero position of a workpiece;

[0012] Figure 2 This is the front view of the sensor workpiece to be detected in the utility model;

[0013] Figure 3 This is the front view of the base of the utility model;

[0014] Figure 4 For this utility model Figure 3 Side view of the base;

[0015] Figure 5 For this utility model Figure 3 Top view of the base;

[0016] Figure 6 This is the front view of the positioning moving block of the utility model;

[0017] Figure 7 For this utility model Figure 6 Position the left view of the moving block;

[0018] In the figure: 1-workpiece output shaft, 101-workpiece output shaft inner hole, 102-workpiece output shaft keyway; 2-base, 201-base cylinder, 202-base key, 203-base positioning slot, 204-through slot notch; 3-positioning moving block, 301-vertical part, 302-horizontal part; 4-workpiece housing. DETAILED DESCRIPTION

[0019] The following will be combined with the attached embodiment of the utility model Figure 1-7, 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 them. Based on the embodiments of 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.

[0020] (like Figure 1 A combined quick zeroing tool is shown in the figure, and the tool is composed of a base 2 and a positioning moving block 3. That is, the tool has a simple structure and only has two components.

[0021] (like Figures 3 to 5 As shown, combined with Figure 1 ) The front center of the base 2 has a base cylinder 201; the center cylinder is preferably integrally formed with the base 2.

[0022] The base cylinder 201 has upper and lower axially symmetrical base keys 202 on its upper and lower sides respectively; the base key 202 is preferably formed integrally with the base 2 .

[0023] (like Figure 5 The base 2 is provided with a vertical base positioning slot 203 in the base body, and the base positioning slot 203 is precisely positioned and vertically plugged into the vertical portion 301 of the positioning moving block 3 described later.

[0024] (like Figure 6 to Figure 7 As shown, combined with Figure 1 ) The positioning moving block 3 consists of a vertical part 301 and a horizontal part 302 which are perpendicular to each other.

[0025] When processing and manufacturing the positioning moving block 3 , the flatness of the horizontal detection surface of the horizontal portion 302 of the positioning moving block 3 is ensured, and the verticality between the vertical portion 301 and the horizontal portion 302 is ensured.

[0026] (like Figure 1 As shown in the figure, the vertical portion 301 of the positioning moving block 3 is vertically positioned and plugged into the base positioning slot 203.

[0027] (like Figure 1 , Figure 2 The sensor workpiece to be detected (as shown) includes a workpiece housing 4 and a workpiece output shaft 1.

[0028] The structural features of the workpiece to be inspected are as follows: the workpiece output shaft 1 is arranged at the center of the workpiece housing 4, and a workpiece output shaft inner hole 101 is formed at the center of the workpiece output shaft 1, and upper and lower sides of the workpiece output shaft inner hole 101 respectively have upper and lower axially symmetrical workpiece output shaft keyways 102; wherein, the workpiece output shaft keyway 102 is integrally formed with the shaft body on the workpiece output shaft 1.

[0029] During assembly inspection: (such as Figure 1 As shown in the figure, the base cylinder 201 of the aforementioned base 2 is positioned, plugged and adapted to the inner hole 101 of the workpiece output shaft; the base key 202 of the aforementioned base 2 is positioned, plugged and adapted to the keyway 102 of the workpiece output shaft.

[0030] When checking and correcting the mechanical zero position: move the positioning moving block 3 downward and rotate the workpiece output shaft 1. Figure 1 As shown) the inner horizontal end surface of the horizontal portion 302 of the positioning moving block 3 is in contact with the outer horizontal surface of the workpiece housing 4; and only when there is no gap between the inner horizontal end surface of the horizontal portion 302 and the outer horizontal surface of the workpiece housing 4, it is proved that the sensor workpiece to be detected is qualified; and Figure 1 In the assembly state shown, the matching state between the sensor workpiece to be detected and the tooling is the mechanical zero position of the workpiece, that is, the calibration of the mechanical zero position of the workpiece is completed.

[0031] In the above embodiment, as a preferred embodiment of the utility model, the base 2 is an integrated structure. The base 2 of the integrated structure has a simple structure, and there is no relative displacement between each structure and the main body, thereby ensuring the use effect.

[0032] Similarly, in the above embodiment, as a preferred embodiment of the utility model, the positioning moving block 3 is an integrated structure. The positioning moving block 3 of the integrated structure is simple in structure, firm and reliable, and convenient for detection and use.

[0033] In the above embodiment, as a further improvement of the utility model, a through slot notch 204 is formed at the center of the back of the base positioning slot 203 of the base 2; the through slot notch 204 is connected to the base positioning slot 203. The through slot notch 204 is reserved to facilitate the rapid assembly of the positioning moving block 3 in the base positioning slot 203.

[0034] The working principle of the utility model is: (such as Figure 1 As shown in the figure, the vertical portion 301 of the positioning moving block 3 is pre-positioned and plugged into the base positioning slot 203 of the base 2 (combined with Figure 5 ) ; then dock the base 2 with the workpiece output shaft 1 (such as Figure 1 ); rotate the workpiece output shaft 1 and move the vertical portion 301 of the positioning moving block downward, so that the horizontal portion 302 of the positioning moving block 3 fits with the outer surface of the workpiece shell 4, and there is no gap between the inner surface of the horizontal portion 302 and the outer surface of the workpiece shell 4, that is, the gap is lightproof, which is the mechanical zero position of the sensor product, and the mechanical zeroing processing of the sensor product is realized; at the same time, since the gap is lightproof, it is proved that the product is qualified, otherwise it is unqualified.

[0035] From the above description, it can be found that the utility model is simple and convenient to operate. Workers can start operation after simple training, and can quickly master the use method, can quickly get started, and is easy to operate, which greatly improves the efficiency and accuracy of zero adjustment; the structure is simple and suitable for promotion.

[0036] Each embodiment in this specification is described in a related manner, and the same or similar parts between the embodiments can be referenced to each other, and each embodiment focuses on the differences from other embodiments.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims

1. A combined quick zeroing tool, characterized in that: The tooling consists of a base (2) and a positioning moving block (3); The front center of the base (2) has a base cylinder (201); the upper and lower sides of the base cylinder (201) respectively have upper and lower axisymmetric base keys (202); the base (2) has a vertically straight base positioning slot (203); The positioning moving block (3) is composed of a vertical portion (301) and a horizontal portion (302) which are perpendicular to each other; The vertical portion (301) of the positioning moving block (3) is vertically positioned and plugged into the base positioning slot (203); The sensor workpiece to be detected comprises a workpiece housing (4) and a workpiece output shaft (1); The workpiece output shaft (1) is arranged at the center of the workpiece housing (4); a workpiece output shaft inner hole (101) is formed at the center of the workpiece output shaft (1); upper and lower sides of the workpiece output shaft inner hole (101) are respectively provided with upper and lower axisymmetric workpiece output shaft keyways (102); The base cylinder (201) of the base (2) is positioned, plugged and matched with the inner hole (101) of the workpiece output shaft; the base key (202) of the base (2) is positioned, plugged and matched with the keyway (102) of the workpiece output shaft; The positioning movable block (3) is moved downward and the workpiece output shaft (1) is rotated so that the inner horizontal end surface of the horizontal portion (302) of the positioning movable block (3) fits the outer horizontal surface of the workpiece housing (4); and only when there is no gap between the inner horizontal end surface of the horizontal portion (302) and the outer horizontal surface of the workpiece housing (4), the sensor workpiece to be detected is qualified; and at this time, the matching state between the sensor workpiece to be detected and the tooling is the mechanical zero position of the workpiece.

2. According to claim 1, the combined rapid zeroing tool is characterized in that: The base (2) is an integrated structure.

3. According to claim 1, the combined rapid zeroing tool is characterized in that: The positioning moving block (3) is an integrated structure.

4. The combined rapid zeroing tool according to claim 1 or 2, characterized in that: A through slot notch (204) is formed at the centre of the back side of the base positioning slot (203) of the base (2); the through slot notch (204) is in communication with the base positioning slot (203).

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