CN218864931U

CN218864931U - Worm wheel and worm meshing detection device

Info

Publication number: CN218864931U
Application number: CN202222996021.6U
Authority: CN
Inventors: 丁国刚; 应新志
Original assignee: Jiangsu Yehang Machinery Technology Co ltd
Current assignee: Jiangsu Yehang Machinery Technology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-14
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a worm wheel and worm meshing detection device, which comprises a bottom plate, a fixed block, a movable block, a worm and a dial indicator; the fixed block is connected to the bottom plate, the movable block is in sliding fit with the bottom plate, arc-shaped notches are formed in the clean ends of the fixed block and the movable block, circular accommodating grooves are formed in the arc-shaped notches in the two sides, and one end of the movable block is connected with a compression spring; the worm is rotationally connected with the fixed block, and a transmission part in the middle of the worm is exposed in the accommodating groove; the dial indicator is connected to the fixed block, and a measuring head of the dial indicator is abutted to the movable block; the side wall of the bottom of the accommodating groove is connected with a circular ring, one end of the accommodating groove, which is located at the fixed block, is provided with a notch, and the transmission part in the middle of the worm is exposed out of the accommodating groove through the notch. The utility model discloses simple structure, convenient to use, considerable labour saving and time saving, very big improvement worm gear meshing detection efficiency that beats.

Description

Worm wheel and worm meshing detection device

Technical Field

The utility model relates to an examine technical field, especially relate to a worm wheel and worm meshing detection device.

Background

Worm and worm gear mechanisms are commonly used to transfer motion and power between two interleaved shafts, the worm and worm gear in their mid-plane act as a gear and rack, and the worm gear is similar in shape to a screw, thus requiring a high degree of worm and worm gear mesh when in use.

The device for detecting the meshing runout of the worm wheel and the worm in the prior art has the advantages that the structure is complex, the detection process is troublesome, time and labor are wasted, and the detection efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a worm wheel and worm meshing detection device, simple structure, convenient to use, considerable labour saving and time saving, very big improvement worm wheel and worm meshing detection efficiency that beats to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a worm wheel and worm meshing detection device comprises a bottom plate, a fixed block, a movable block, a worm and a dial indicator; the fixed block is connected to the bottom plate, the movable block is in sliding fit with the bottom plate, the fixed block and the clean end of the movable block are both provided with arc notches, the arc notches on the two sides form a circular accommodating groove, and one end of the movable block is connected with a compression spring; the worm is rotationally connected to the fixed block, and a transmission part in the middle of the worm is exposed in the accommodating groove; the dial indicator is connected to the fixed block, and a measuring head of the dial indicator is abutted to the movable block.

The utility model discloses a further improvement is, the bottom lateral wall of storage tank is connected with the ring, and the one end that the storage tank is located the fixed block is equipped with the opening, and the transmission part in the middle of the worm exposes in the storage tank through the opening.

The utility model discloses a further improvement is, the pivot at worm both ends is passed through the bearing and is rotated and connect in the fixed block, and the one end of pivot stretches out in the outside of fixed block, and the end connection of pivot has the hand wheel.

The utility model discloses a further improvement scheme is, the axle sleeve of percentage table passes through locking screw connection in fixed block, and the measuring stick sliding fit of percentage table in fixed block, the measuring head of percentage table pass fixed block and sliding block contact.

The utility model discloses a further improvement is, the centre of a circle department of the directional storage tank of measuring stick of percentage table, and the dial plate of percentage table is towards the top.

The utility model discloses a further improvement scheme is, be connected with the slide rail on the bottom plate, sliding connection has the slider on the slide rail, and the movable block bottom is connected with the base plate, and the base plate is connected on the slider.

The utility model discloses a further improvement is, the one end of slide rail is connected with the baffle, and the one end of slider is connected with the bracing piece, and compression spring's one end is connected on the bracing piece, and the other end is connected on the baffle.

The utility model discloses a further improvement scheme is, it has the handle to articulate on the baffle, and the one end of connecting rod articulates in the base plate, and the other end articulates on the handle.

The utility model has the advantages that:

first, the utility model discloses a worm wheel and worm meshing detection device, simple structure, convenient to use, considerable labour saving and time saving, very big improvement detection efficiency.

Second, the utility model discloses a worm wheel and worm meshing detection device, the bottom lateral wall of storage tank is connected with the ring for place the worm wheel.

Third, the utility model discloses a worm wheel and worm meshing detection device, the end connection of pivot has the hand wheel, waves the hand wheel during detection, and convenient to use is laborsaving.

Fourth, the utility model discloses a worm wheel and worm meshing detection device gets when putting the worm wheel, through handle pulling movable block, makes it keep away from the fixed block, guarantees to get to put the worm wheel more convenient.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is the schematic structural diagram of the movable block of the present invention, which is far away from the fixed block.

Fig. 3 is a schematic structural diagram of the present invention in an operating state.

Fig. 4 is a schematic view of the worm wheel.

In the figure: 1-bottom plate, 101-slide rail, 102-slide block, 103-support rod, 2-fixed block, 3-movable block, 301-base plate, 4-worm, 401-hand wheel, 5-dial indicator, 501-measuring head, 502-shaft sleeve, 503-measuring rod, 6-containing groove, 601-circular ring, 7-compression spring, 8-baffle, 801-handle, 802-connecting rod, 9-worm wheel and 901-convex block.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Example 1: as shown in fig. 1 to 3, a worm wheel and worm meshing detection device comprises a bottom plate 1, a fixed block 2, a movable block 3, a worm 4 and a dial indicator 5; the fixed block 2 is connected to the bottom plate 1, the movable block 3 is in sliding fit with the bottom plate 1, arc-shaped notches are formed in the clean ends of the fixed block 2 and the movable block 3, the arc-shaped notches on the two sides form a circular accommodating groove 6, and one end of the movable block 3 is connected with a compression spring 7; the worm 4 is rotationally connected to the fixed block 2, and the transmission part in the middle of the worm 4 is exposed in the accommodating groove 6; the dial indicator 5 is connected to the fixed block 2, and a measuring head 501 of the dial indicator 5 abuts against the movable block 3; the side wall of the bottom of the accommodating groove 6 is connected with a circular ring 601, one end of the accommodating groove 6, which is positioned at the fixed block 2, is provided with a notch, and the transmission part in the middle of the worm 4 is exposed in the accommodating groove 6 through the notch; rotating shafts at two ends of the worm 4 are rotatably connected to the fixed block 2 through bearings, one end of each rotating shaft extends out of the outer side of the fixed block 2, and the end part of each rotating shaft is connected with a hand wheel 401; the shaft sleeve 502 of the dial indicator 5 is connected to the fixed block 2 through a locking screw, the measuring rod 503 of the dial indicator 5 is in sliding fit with the fixed block 2, and the measuring head 501 of the dial indicator 5 penetrates through the fixed block 2 to be in contact with the sliding block; the measuring rod 503 of the dial indicator 5 points to the circle center of the containing groove 6, and the dial plate of the dial indicator 5 faces upwards; the bottom plate 1 is connected with a slide rail 101, the slide rail 101 is connected with a slide block 102 in a sliding manner, the bottom of the movable block 3 is connected with a base plate 301, and the base plate 301 is connected to the slide block 102; one end of the sliding rail 101 is connected with a baffle 8, one end of the sliding block 102 is connected with a supporting rod 103, one end of the compression spring 7 is connected to the supporting rod 103, and the other end of the compression spring is connected to the baffle 8; a handle 801 is hinged on the baffle plate 8, one end of a connecting rod 802 is hinged on the base plate 301, and the other end of the connecting rod 802 is hinged on the handle 801.

The utility model discloses a concrete theory of operation as follows:

as shown in fig. 4, the worm wheel 9 has two ends provided with protrusions 901; before use, the dial indicator 5 is calibrated to zero; when the worm wheel type worm gear fixing device is used, an operator pulls the handle 801, the movable block 3 is far away from the fixed block 2, and the worm wheel 9 is placed between the movable block 3 and the fixed block 2; after the handle 801 is loosened, the movable block 3 is reset under the tension action of the compression spring 7, the worm wheel 9 integrally falls in the accommodating groove 6, the side face of the worm wheel 9 is positioned on the circular ring 601, the convex block 901 of the worm wheel 9 is clamped on the inner side face of the circular ring 601, and the worm wheel 9 is meshed with the worm 4; an operator shakes the hand wheel 401, the worm 4 drives the worm wheel 9 to rotate, if the worm wheel 9 is unqualified, the worm wheel 9 can jump, so that the movable block 3 can be pushed to generate displacement, and a pointer of the dial indicator 5 can also change; when the pointer of the dial indicator 5 is within the predetermined range, it indicates that the worm wheel 9 is a good product.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A worm gear and worm meshing detection device comprises a bottom plate (1), a fixed block (2), a movable block (3), a worm (4) and a dial indicator (5); the method is characterized in that: the fixed block (2) is connected to the bottom plate (1), the movable block (3) is in sliding fit with the bottom plate (1), arc-shaped notches are formed in the clean ends of the fixed block (2) and the movable block (3), the arc-shaped notches on the two sides form a circular accommodating groove (6), and one end of the movable block (3) is connected with a compression spring (7); the worm (4) is rotationally connected to the fixed block (2), and a transmission part in the middle of the worm (4) is exposed out of the accommodating groove (6); the dial indicator (5) is connected to the fixed block (2), and a measuring head (501) of the dial indicator (5) is abutted to the movable block (3).

2. A worm wheel and worm engagement detecting device as claimed in claim 1, wherein: the side wall of the bottom of the accommodating groove (6) is connected with a circular ring (601), one end, located on the fixed block (2), of the accommodating groove (6) is provided with a notch, and a transmission part in the middle of the worm (4) is exposed out of the accommodating groove (6) through the notch.

3. A worm wheel and worm engagement detecting device as claimed in claim 2, wherein: the rotating shafts at two ends of the worm (4) are rotatably connected to the fixing block (2) through bearings, one end of each rotating shaft extends out of the outer side of the corresponding fixing block (2), and the end portions of the rotating shafts are connected with hand wheels (401).

4. A worm wheel and worm engagement detecting device as claimed in claim 2 or 3, wherein: the shaft sleeve (502) of the dial indicator (5) is connected to the fixed block (2) through a locking screw, the measuring rod (503) of the dial indicator (5) is in sliding fit with the fixed block (2), and the measuring head (501) of the dial indicator (5) penetrates through the fixed block (2) to be in contact with the sliding block.

5. The worm wheel and worm engagement detecting device according to claim 4, wherein: the measuring rod (503) of the dial indicator (5) points to the circle center of the containing groove (6), and the dial plate of the dial indicator (5) faces upwards.

6. The worm wheel and worm engagement detecting device according to claim 4, wherein: the bottom plate (1) is connected with a sliding rail (101), the sliding rail (101) is connected with a sliding block (102) in a sliding mode, the bottom of the movable block (3) is connected with a base plate (301), and the base plate (301) is connected to the sliding block (102).

7. The worm wheel and worm engagement detecting device according to claim 6, wherein: one end of the sliding rail (101) is connected with a baffle (8), one end of the sliding block (102) is connected with a supporting rod (103), one end of the compression spring (7) is connected to the supporting rod (103), and the other end of the compression spring is connected to the baffle (8).

8. A worm wheel and worm mesh detecting device according to claim 7, characterized in that: a handle (801) is hinged to the baffle (8), one end of the connecting rod (802) is hinged to the base plate (301), and the other end of the connecting rod is hinged to the handle (801).