Reverse gear guide block position degree testing fixture

Abstract

The utility model discloses a reverse gear guide block position degree testing fixture, which belongs to the technical field of testing fixtures, and comprises a base, a positioning block arranged at the central position of the base, a positioning column arranged at the central position of the positioning block, a reverse gear guide block sleeved on the positioning column in a sliding manner, and a bracket arranged at the position of the base around the positioning block, a pin shaft is arranged on the support in a sliding mode, and a detection tool used for detecting the position degree of the reverse gear guide block is arranged at the end of the pin shaft. The reverse gear guide block position degree detection tool is simple in structure, convenient to operate and high in detection efficiency, and greatly improves the assembly efficiency at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to a testing fixture technical field especially, it relates to a reverse gear guide block position degree testing fixture. BACKGROUND

[0002] In the automobile transmission, the reverse gear guide block is as one of important parts, its position degree has been the important factor influencing the automobile gear shifting performance, if the position degree exceeds the allowable range, the automobile will cause the influence to whole operating system when shifting, currently, the position degree adopts three coordinates detection, this detection mode cost is high, the efficiency is low, has brought the great inconvenience to the production and manufacture, and also has limited the assembly efficiency, therefore, the utility model provides a reverse gear guide block position degree testing fixture for the simple and convenient sampling inspection of the position degree of the reverse gear guide block, improves the detection efficiency, thereby improves the assembly efficiency. SUMMARY

[0003] The utility model aims at providing a reverse gear guide block position degree testing fixture, solves the above-mentioned problem.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme:

[0005] The utility model discloses a reverse gear guide block position degree testing fixture, including the base, the center position on the base is provided with the positioning block, the center position on the positioning block is provided with the positioning column, the positioning column is slidably covered with the reverse gear guide block, the base is located the position on the positioning block four around and is provided with the support, the support is slidably provided with the pin shaft, the end of pin shaft is provided with the testing fixture for detecting the position degree of reverse gear guide block.

[0006] Further, the reverse gear guide block includes a body, a wear-resistant ring hole is formed in the center of the body, lock ring holes are symmetrically formed on both sides of the wear-resistant ring hole, a side surface is formed on one side of the upper end of the body, a slot is formed in the side surface, and the end of the slot away from the body is an opening.

[0007] Further, the lock ring holes are transversely distributed.

[0008] Further, the wear-resistant ring hole is slidably inserted into the positioning column, and a through hole is formed in the positioning column and matched with the lock ring hole.

[0009] Further, the testing fixture includes a shaft hole measurement one for detecting the position degree of the lock ring hole, a shaft hole measurement two for detecting the position degree of the slot, a measurement block two for detecting the position degree of the side surface, and a measurement block one for detecting the opening.

[0010] Further, a limiting boss is formed in the measurement block two for detecting the width of the side surface.

[0011] Furthermore, the pins include a first pin for fixing the first shaft hole, a second pin for fixing the second shaft hole, a third pin for fixing the second measuring block, and a fourth pin for fixing the first measuring block.

[0012] Furthermore, the bracket includes a bracket one supporting the first pin, a bracket two supporting the second pin, a bracket three supporting the third pin, and a bracket four supporting the fourth pin.

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

[0014] This utility model of a reverse gear guide block position measurement fixture, designed specifically for the characteristics of the guide block, allows for position measurement of the reverse gear guide block at different locations by positioning the wear-resistant ring hole after its machining. A measuring block and shaft hole measuring device, driven by a pin, slide along the hole on the bracket after positioning. This eliminates the need for a coordinate measuring machine, reducing labor intensity and increasing productivity. In summary, this utility model of a reverse gear guide block position measurement fixture is not only simple in structure and easy to operate, but also highly efficient in measurement, and significantly improves assembly efficiency. Attached Figure Description

[0015] The present invention will be further described below with reference to the accompanying drawings.

[0016] Figure 1 This is a partial structural diagram of the reverse gear guide block position gauge of this utility model. Figure 1 ;

[0017] Figure 2 This is a top view of the reverse gear guide block position gauge of this utility model;

[0018] Figure 3 This is a partial structural diagram of the reverse gear guide block position gauge of this utility model. Figure 2 ;

[0019] Figure 4 This is a schematic diagram of the reverse gear guide block structure;

[0020] Explanation of reference numerals in the attached drawings: 1. Base; 2. Bracket 1; 3. Pin 1; 4. Bracket 2; 5. Pin 2; 6. Bracket 3; 7. Pin 3; 8. Positioning block; 9. Positioning post; 10. Reverse guide block; 11. Bracket 4; 12. Pin 4; 13. Measuring block 1; 14. Measuring block 2; 15. Limiting boss;

[0021] 1001. Body; 1002. Wear-resistant ring hole; 1003. Locking ring hole; 1004. Groove; 1005. Side; 1006. Opening. Detailed Implementation

[0022] like Figures 1-4As shown, a reverse gear guide block position degree gauge includes a base 1, a positioning block 8 is installed on the center position of the base 1, a positioning column 9 is installed on the center position of the positioning block 8, and a reverse gear guide block 10 is slidably sleeved on the positioning column 9. Supports are installed on the positions around the positioning block 8 of the base 1, pin shafts are slidably installed on the supports, and the end portions of the pin shafts are installed with gauges for detecting the position degree of the reverse gear guide block 10.

[0023] The reverse gear guide block 10 includes a body 1001, a wear-resistant ring hole 1002 is formed on the center position of the body 1001, lock ring holes 1003 are symmetrically formed on the two sides of the wear-resistant ring hole 1002, and the lock ring holes 1003 are transversely distributed. The wear-resistant ring hole 1002 is slidably inserted on the positioning column 9, and a through hole is formed on the positioning column 9 and matched with the lock ring hole 1003. A side surface 1005 is installed on one side of the upper end of the body 1001, a notch 1004 is formed on the side surface 1005, and an opening 1006 is formed at the end of the notch 1004 away from the body 1001.

[0024] The gauge includes a shaft hole measurement one for detecting the position degree of the lock ring hole 1003, a shaft hole measurement two for detecting the position degree of the notch 1004, a measurement block two 14 for detecting the position degree of the side surface 1005, and a measurement block one 13 for detecting the opening 1006. The measurement block two 14 is provided with a limiting boss 15 for detecting the width of the side surface 1005. The measurement block one 13 is designed in a stepped shape and matched with the opening 1006, so that the through and stop effects are achieved.

[0025] The pin shafts include a pin shaft one 3 for fixing the shaft hole measurement one, a pin shaft two 5 for fixing the shaft hole measurement two, a pin shaft three 7 for fixing the measurement block two 14, and a pin shaft four 12 for fixing the measurement block one 13.

[0026] The supports include a support one 2 for supporting the pin shaft one 3, a support two 4 for supporting the pin shaft two 5, a support three 6 for supporting the pin shaft three 7, and a support four 11 for supporting the pin shaft four 12.

[0027] The action process of the utility model is as follows:

[0028] First, the wear-resistant ring hole 1002 of the reverse block 10 is inserted into the positioning column 9 to realize positioning; then, a pair of alignment locking ring holes 1003 are measured, the pin shaft 1 is slid on the support 2, and the position degree detection of the locking ring holes 1003 is realized; then, the second shaft hole measurement aligns with the slot 1004, the pin shaft 2 is slid on the support 3, and the position degree detection of the slot 1004 is realized; then, the second measuring block 14 is slid on the support 3 through the pin shaft 3, and the position degree detection of the side surface 1005 is realized; finally, the first measuring block 13 is slid on the support 4 through the pin shaft 4, and the position degree detection of the slot 1004 is realized.

[0029] The above-described embodiments are only used to describe the preferred modes of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various modifications and improvements of the technical solutions of the present application made by those skilled in the art shall fall within the protection scope determined by the claims of the present application.

Claims

1. A reverse gear guide block position gauge, characterized in that: The system includes a base (1), a positioning block (8) at the center of the base (1), a positioning post (9) at the center of the positioning block (8), a reverse guide block (10) slidably mounted on the positioning post (9), a bracket at the periphery of the positioning block (8) on the base (1), a pin slidably mounted on the bracket, and a gauge for detecting the position of the reverse guide block (10) at the end of the pin; the reverse guide block (10) includes a body (1001), a wear-resistant ring hole (1002) at the center of the body (1001), and the wear-resistant ring hole (1002)... 02) has symmetrical locking ring holes (1003) on both sides. The upper end of the body (1001) has a side surface (1005) and a groove (1004) on the side surface (1005). The end of the groove (1004) away from the body (1001) is an opening (1006). The inspection tool includes a shaft hole measuring tool one for detecting the position of the locking ring hole (1003), a shaft hole measuring tool two for detecting the position of the groove (1004), a measuring block two (14) for detecting the position of the side surface (1005), and a measuring block one (13) for detecting the opening (1006).

2. The reverse gear guide block position gauge according to claim 1, characterized in that: The locking ring holes (1003) are distributed laterally throughout.

3. The reverse gear guide block position gauge according to claim 1, characterized in that: The wear-resistant ring hole (1002) can be slidably inserted into the positioning post (9), and the positioning post (9) has a through hole that matches the locking ring hole (1003).

4. The reverse gear guide block position gauge according to claim 1, characterized in that: The measuring block 2 (14) is provided with a limiting boss (15) for detecting the width of the side (1005).

5. The reverse gear guide block position gauge according to claim 1, characterized in that: The pins include a first pin (3) for fixing the first shaft hole, a second pin (5) for fixing the second shaft hole, a third pin (7) for fixing the second measuring block (14), and a fourth pin (12) for fixing the first measuring block (13).

6. The reverse gear guide block position gauge according to claim 5, characterized in that: The bracket includes a bracket 1 (2) supporting the first pin (3), a bracket 2 (4) supporting the second pin (5), a bracket 3 (6) supporting the third pin (7), and a bracket 4 (11) supporting the fourth pin (12).

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