CN219121704U

CN219121704U - Gear fixing structure of gear detector

Info

Publication number: CN219121704U
Application number: CN202223598862.8U
Authority: CN
Inventors: 黄小林
Original assignee: Chongqing Xuqiantong Machinery Manufacturing Co ltd
Current assignee: Chongqing Xuqiantong Machinery Manufacturing Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a gear fixing structure of a gear detector, which relates to the technical field of gear detection and comprises a supporting connecting column, a supporting plate, a limiting cylinder, a limiting arc plate, a fixed sliding cylinder, a sliding threaded rod, a fixed retaining plate and a threaded sleeve; the support plate is coaxially and fixedly arranged at the upper end of the support connecting column, the limiting cylinder is coaxially and fixedly arranged on the support plate, the limiting arc plates are circumferentially arranged along the limiting cylinder, the limiting arc plates are elastically connected to the periphery of the limiting cylinder along the radial direction of the limiting cylinder, and a limiting assembly for fixing the limiting arc plates is further arranged; the upper end of the sliding threaded rod is coaxially and detachably connected with the lower end of the fixed sliding cylinder, a plurality of fixing columns are fixedly arranged on the periphery of the lower end of the sliding threaded rod, fixing grooves for the insertion of the fixing columns are formed in the limiting cylinder, the fixed retaining plate is sleeved on the sliding threaded rod, and the thread sleeve is arranged on the fixed retaining plate and is in threaded connection with the sliding threaded rod. The gear fixing device solves the problems that in the prior art, only gears with single inner diameter can be stably fixed, and the application range is narrow.

Description

Gear fixing structure of gear detector

Technical Field

The utility model relates to the technical field of gear detection, in particular to a gear fixing structure of a gear detector.

Background

The gear is a mechanical element with gears continuously engaged to transmit motion and power, the gears are mechanical parts with teeth which can be engaged with each other, the application of the gear is extremely wide in the mechanical transmission and the whole mechanical field, the gear detection is a key link for ensuring the performance and quality of gear finished products, the gear detection is not only an important basis for checking and accepting the gear finished products, but also the technical assurance of quality control of the gears in the processing and manufacturing process, and the hardness, transmission precision and other aspects of the gears are detected by a gear detector. Before detecting the gear, the gear needs to be fixed on the detection platform, however, the fixing structure of the existing gear detector is usually used for sleeving the gear on the fixing column and then fixing the gear, so that the gear with a single inner diameter can be stably fixed, and the application range is narrow.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a gear fixing structure of a gear detector, which solves the problems that only gears with single inner diameter can be stably fixed and the application range is narrow in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the gear fixing structure of the gear detector comprises a supporting connecting column, a supporting plate, a limiting cylinder, a limiting arc plate, a fixed sliding cylinder, a sliding threaded rod, a fixed retaining plate and a threaded sleeve;

the support plate is coaxially and fixedly arranged at the upper end of the support connecting column, the limit cylinder is coaxially and fixedly arranged on the support plate, a plurality of limit arc plates are arranged, the limit arc plates are circumferentially arranged along the limit cylinder, the limit arc plates are elastically connected to the periphery of the limit cylinder along the radial direction of the limit cylinder, and a limit assembly for fixing the limit arc plates is further arranged;

the fixed slide cylinder is arranged right above the limit cylinder, the upper end of the sliding threaded rod is coaxially and detachably connected with the lower end of the fixed slide cylinder, a plurality of fixed columns are fixedly arranged on the periphery of the lower end of the sliding threaded rod, fixing grooves for the insertion of the fixed columns are formed in the limit cylinder, the fixed retaining plate is sleeved on the sliding threaded rod, and the threaded sleeve is arranged on the fixed retaining plate and is in threaded connection with the sliding threaded rod.

Preferably, the spacing subassembly includes spacing urceolus, spacing inner tube and spring, spacing urceolus is fixed spacing section of thick bamboo periphery, spacing inner tube one end is in along the length direction sliding connection of spacing urceolus in the spacing urceolus, the other end and spacing arc board rigid coupling, the spring housing is established on spacing inner tube and is located between spacing urceolus and the spacing arc board, spacing inner tube one end has set firmly the pole setting, be equipped with the square groove that supplies the pole setting to stretch out on the spacing urceolus, be equipped with the external screw thread in the pole setting, the cover is equipped with the fixed block in the pole setting, be equipped with in the fixed block with external screw thread complex internal thread.

Preferably, a cushion pad is arranged on one side of the limiting arc plate away from the limiting cylinder.

Preferably, three limiting arc plates are arranged.

Preferably, the lower end of the sliding threaded rod is provided with an insertion column with gradually reduced diameter from top to bottom, the insertion column and the sliding threaded rod are coaxially arranged, and the limiting cylinder is provided with an insertion groove matched with the insertion column.

Compared with the prior art, the utility model has the following beneficial effects:

the position limiting assembly is used for fixing the position of the limiting arc plate, the limiting arc plate is supported on the inner side of the gear to be detected, the fixing groove is formed, the sliding threaded rod is convenient to adjust, the fixing column is accurately inserted into the fixing groove, the threaded sleeve is matched with the fixing retaining plate, the gear to be detected is convenient to fix, the limiting arc plate is elastically connected to the limiting cylinder, and accordingly the gear to be detected with different inner diameters can be supported, and the application range is enlarged.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic top view of a part of a structure according to an embodiment of the present utility model.

Fig. 3 is an enlarged partial cross-sectional schematic view of fig. 1 at a.

In the above figures: 1. supporting the connecting column; 2. a support plate; 3. a limiting cylinder; 31. a fixing groove; 32. an insertion groove; 4. limiting arc plates; 41. a cushion pad; 5. a fixed slide cylinder; 6. sliding the threaded rod; 61. fixing the column; 62. inserting a column; 7. fixing the retaining plate; 81. a limiting outer cylinder; 811. a square groove; 82. a limit inner cylinder; 821. a vertical rod; 822. a fixed block; 83. a spring; 9. and (5) a threaded sleeve.

Detailed Description

In order to make the technical means, creation characteristics, achievement of the purpose and function of the present utility model more clear and easy to understand, the technical scheme of the present utility model is further described below with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 3, an embodiment of the present utility model provides a gear fixing structure of a gear detector, which includes a supporting connection column 1, a supporting plate 2, a limiting cylinder 3, a limiting arc plate 4, a fixed sliding cylinder 5, a sliding threaded rod 6, a fixed retaining plate 7 and a threaded sleeve 9; the support plate 2 is coaxially and fixedly arranged at the upper end of the support connecting column 1, the limit cylinder 3 is coaxially and fixedly arranged on the support plate 2, a plurality of limit arc plates 4 are arranged, a plurality of limit arc plates 4 are circumferentially arranged along the limit cylinder 3, the limit arc plates 4 are elastically connected to the periphery of the limit cylinder 3 along the radial direction of the limit cylinder 3, and a limit assembly for fixing the limit arc plates 4 is further arranged; the fixed slide cylinder 5 is arranged right above the limit cylinder 3, the upper end of the sliding threaded rod 6 is coaxially and detachably connected with the lower end of the fixed slide cylinder 5, a plurality of fixing columns 61 are fixedly arranged on the periphery of the lower end of the sliding threaded rod 6, fixing grooves 31 for the fixing columns 61 to be inserted are formed in the limit cylinder 3, the fixed retaining plate 7 is sleeved on the sliding threaded rod 6, and the thread sleeve 9 is arranged on the fixed retaining plate 7 and is in threaded connection with the sliding threaded rod 6.

When the device is used, the fixed sliding cylinder 5 is arranged below a fixed table of the gear detector, the fixed sliding cylinder 5 and the fixed table are connected in a rotating way through a bearing, the supporting connecting column 1 is arranged on the rotating table of the gear detector, a gear to be detected is arranged on the supporting plate 2, the limiting arc plates 4 are positioned in the gear to be detected, then the limiting arc plates 4 are fixed through the limiting assembly, the sliding threaded rod 6 is lowered, the fixed column 61 at the lower end of the sliding threaded rod 6 is inserted into the fixed groove 31 on the limiting cylinder 3, the sliding threaded rod 6 is further in limiting connection with the supporting connecting column 1, then the sliding threaded rod 6 is fixed, and then the threaded sleeve 9 is screwed to drive the fixed bearing plate 7 to move downwards to compress and fix the gear; when the gears to be tested with different inner diameters are replaced, the limiting assembly is utilized to enable the limiting arc plate 4 to be close to and fixed to the limiting cylinder 3, then the gears to be tested are placed into the limiting cylinder, at the moment, the limiting arc plate 4 is not in contact with the inner wall of the gears to be tested, then the limiting assembly is controlled to release the limiting arc plate 4, under the action of elastic force, the limiting arc plate 4 can abut against the inner wall of the gears to be tested, and then the limiting assembly is utilized to fix the limiting arc plate 4, so that the gears to be tested are supported.

The position of spacing subassembly to spacing arc board 4 is fixed, and spacing arc board 4 supports the inboard at the gear that awaits measuring, sets up fixed slot 31, and adjustment sliding threaded rod 6 is accurate with fixed column 61 inserts in fixed slot 31, and fixed column 61 plays spacing effect, and thread bush 9 cooperates with fixed butt plate 7, is convenient for fix the gear that awaits measuring, and spacing arc board 4 elastic connection is on spacing section of thick bamboo 3 to can support the gear that awaits measuring of different internal diameters, enlarge application scope.

As shown in fig. 1 to 3, the specific structure of the limiting assembly is set up, the limiting assembly comprises a limiting outer cylinder 81, a limiting inner cylinder 82 and a spring 83, the limiting outer cylinder 81 is fixed on the periphery of the limiting cylinder 3, one end of the limiting inner cylinder 82 is slidably connected in the limiting outer cylinder 81 along the length direction of the limiting outer cylinder 81, the other end of the limiting inner cylinder 82 is fixedly connected with the limiting arc plate 4, the spring 83 is sleeved on the limiting inner cylinder 82 and is located between the limiting outer cylinder 81 and the limiting arc plate 4, one end of the limiting inner cylinder 82 is fixedly provided with a vertical rod 821, the limiting outer cylinder 81 is provided with a square groove 811 for the vertical rod 821 to extend out, the vertical rod 821 is provided with external threads, a fixing block 822 is sleeved on the vertical rod 821, and an internal thread matched with the external threads is arranged in the fixing block 822. In a natural state, the elastic force of the spring 83 drives the limiting inner cylinder 82 to move away from the limiting cylinder 3, the vertical rod 821 extends out of the square groove 811, and the vertical rod 821 can be fixed by screwing the fixing block 822 to move downwards, so that the limiting inner cylinder 82 is fixed, the moving distance of the limiting arc plate 4 is limited, and the size of the inner diameter to be detected can be supported by the limiting arc plate 4.

As shown in fig. 1 and 2, a cushion pad 41 is disposed on a side of the limiting arc plate 4 away from the limiting cylinder 3. The buffer cushion 41 is arranged, and when the limiting arc plate 4 is released, the limiting arc plate 4 is prevented from damaging the gear to be tested.

Further, as shown in fig. 2, three limiting arc plates 4 are provided, so that stability of supporting the gear to be tested is improved.

As shown in fig. 1 and 2, the lower end of the sliding threaded rod 6 is provided with an insertion column 62 with a gradually reduced diameter from top to bottom, the insertion column 62 and the sliding threaded rod 6 are coaxially arranged, the limiting cylinder 3 is provided with an insertion groove 32 matched with the insertion column 62, and when the insertion is performed, one end of the insertion column 62 with a smaller diameter firstly extends into the insertion groove 32 by arranging the insertion column 62, so that the insertion groove 32 can be aligned quickly and accurately.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. The utility model provides a gear fixing structure of gear detector which characterized in that: the device comprises a supporting connecting column (1), a supporting plate (2), a limiting cylinder (3), a limiting arc plate (4), a fixed sliding cylinder (5), a sliding threaded rod (6), a fixed retaining plate (7) and a threaded sleeve (9);

the support plate (2) is coaxially and fixedly arranged at the upper end of the support connecting column (1), the limit cylinder (3) is coaxially and fixedly arranged on the support plate (2), a plurality of limit arc plates (4) are arranged, the limit arc plates (4) are circumferentially arranged along the limit cylinder (3), the limit arc plates (4) are elastically connected to the periphery of the limit cylinder (3) along the radial direction of the limit cylinder (3), and a limit assembly for fixing the limit arc plates (4) is further arranged;

the fixed sliding cylinder (5) is arranged right above the limiting cylinder (3), the upper end of the sliding threaded rod (6) is coaxially and detachably connected with the lower end of the fixed sliding cylinder (5), a plurality of fixing columns (61) are fixedly arranged on the periphery of the lower end of the sliding threaded rod (6), fixing grooves (31) for the fixing columns (61) to be inserted are formed in the limiting cylinder (3), the fixed retaining plate (7) is sleeved on the sliding threaded rod (6), and the threaded sleeve (9) is arranged on the fixed retaining plate (7) and is in threaded connection with the sliding threaded rod (6).

2. The gear fixing structure of a gear detector according to claim 1, wherein: the limiting assembly comprises a limiting outer cylinder (81), a limiting inner cylinder (82) and a spring (83), wherein the limiting outer cylinder (81) is fixed on the periphery of the limiting cylinder (3), one end of the limiting inner cylinder (82) is slidably connected with the limiting outer cylinder (81) along the length direction of the limiting outer cylinder (81), the other end of the limiting inner cylinder is fixedly connected with a limiting arc plate (4), the spring (83) is sleeved on the limiting inner cylinder (82) and is located between the limiting outer cylinder (81) and the limiting arc plate (4), a vertical rod (821) is fixedly arranged at one end of the limiting inner cylinder (82), a square groove (811) for the vertical rod (821) to extend is formed in the limiting outer cylinder (81), a fixing block (822) is sleeved on the vertical rod (821), and an inner thread matched with the outer thread is arranged in the fixing block (822).

3. The gear fixing structure of a gear detector according to claim 1, wherein: one side of the limiting arc plate (4) far away from the limiting cylinder (3) is provided with a buffer pad (41).

4. The gear fixing structure of a gear detector according to claim 1, wherein: the limiting arc plates (4) are arranged in three.

5. The gear fixing structure of a gear detector according to claim 1, wherein: the lower end of the sliding threaded rod (6) is provided with an insertion column (62) with the diameter gradually reduced from top to bottom, the insertion column (62) and the sliding threaded rod (6) are coaxially arranged, and the limiting cylinder (3) is provided with an insertion groove (32) matched with the insertion column (62).