CN217930249U

CN217930249U - Gear rod span detection device

Info

Publication number: CN217930249U
Application number: CN202221322905.7U
Authority: CN
Inventors: 郭兆峰; 陈正仲; 李嘉
Original assignee: Zhejiang Newcastle Transmission Co ltd
Current assignee: Zhejiang Newcastle Transmission Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-29
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a gear rod span distance detection device, which belongs to the technical field of gear detection devices, and the technical scheme is characterized in that the gear rod span distance detection device comprises a U-shaped frame and two measurement rods, wherein detection heads are respectively arranged at the opposite ends of the two measurement rods, a chassis positioned between the two detection heads is arranged at the inner bottom end of the U-shaped frame, a positioning screw rod is fixedly connected with the middle part of the upper end surface of the chassis, and the outer side wall of the positioning screw rod is in threaded connection with a fastening disc; the lower terminal surface middle part through connection of U-shaped frame has electric putter, electric putter's up end can be dismantled with the lower terminal surface middle part on chassis and be connected to the device conveniently fixes a position the gear of different models when detecting the gear, avoids gear testing process gear to take place the problem that the displacement reduces detection efficiency, and conveniently drives the gear according to the thickness of gear and reciprocates the regulation.

Description

Gear rod span detection device

Technical Field

The utility model relates to a gear detection device technical field, in particular to stick apart from detection device is striden to gear.

Background

In gear transmission, the backlash of a gear pair needs to be ensured, and the backlash is controlled by the center distance of a pair of gears in operation and the actual tooth thickness of each gear, so the tooth thickness of the gears needs to be controlled in the production and processing process, the tooth thickness of the gears can be controlled by measuring the bar span distance and the like, the bar span distance is generally measured by adopting a measuring column method, measuring bars are respectively placed in corresponding tooth grooves during measurement, then the distance between the two measuring bars is measured by using an external micrometer, each gear needs to be respectively measured for 3 points, and each gear needs to be measured for 2-3 minutes.

CN 208998710U's a stick apart from detection device is striden to gear, when gear detection, in the constant head tank was directly placed to the gear, the model difference of gear leads to the external diameter of gear and round hole internal diameter all different, inconvenient gear to different models fixes a position, gear detection process gear takes place the displacement and reduces detection efficiency easily to inconvenient thickness according to the gear drives the gear and reciprocates the regulation.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes in the above-mentioned background art, the utility model provides a gear is striden excellent apart from detection device has and fixes a position the gear of different models when examining the gear, avoids gear testing process gear to take place the problem that the displacement reduces detection efficiency to inconvenient thickness according to the gear drives the gear and reciprocates the characteristics of adjusting.

The utility model discloses a gear rod span distance detection device, including U-shaped frame and two measuring rods, two measuring rods relative one end is all installed the detection head, the inside bottom of U-shaped frame is provided with the chassis that is located between two detection heads, the upper end face middle part of chassis is fixedly connected with the positioning screw rod, the lateral wall threaded connection of positioning screw rod has the fastening disc;

the middle part of the lower end face of the U-shaped frame is connected with an electric push rod in a penetrating mode, and the upper end face of the electric push rod is detachably connected with the middle part of the lower end face of the chassis.

For the convenience change the detection head after wearing and tearing, conduct the utility model discloses an easily lift adjustment's pottery art table structure is preferred, two the internal thread groove has all been seted up to the relative one end of measurement stick, two detect the equal fixedly connected with of the first one end that carries on the back mutually and internal thread groove assorted external screw thread post.

In order to avoid the problem that fastening disc and chassis caused the damage to the gear outer wall, conduct the utility model discloses an easy lift adjustment's pottery art table structure is preferred, the equal fixedly connected with rubber pad in one side that fastening disc is relative with the chassis.

In order to conveniently drive the fastening disc to be rotatably installed on the positioning screw rod, the ceramic art table easy to lift and adjust is preferably structured, and pull grooves are formed in the front side and the rear side of the fastening disc.

In order to improve the stability when the desktop is placed to the device, conduct the utility model discloses an easy lift adjustment's pottery art table structure is preferred, four evenly distributed's of lower terminal surface fixedly connected with supporting legs, four of U-shaped frame the equal fixedly connected with slipmat of lower terminal surface of supporting legs.

In order to facilitate the opening and closing of the electric push rod, the ceramic art table structure easy to lift and adjust is preferred, the switch below the measuring rod is installed on the left side of the U-shaped frame, and the switch is electrically connected with the electric push rod.

Compared with the prior art, the beneficial effects of the utility model are that:

this kind of gear strides excellent apart from detection device, when gear detection, with the hole alignment positioning screw at gear center and place the chassis upper end, because the hole size at gear center is different, the displacement takes place easily during gear detection, and then twist the fastening dish to the positioning screw outer wall and laminate with the gear upper end, the fastening dish is fixed with the chassis with the gear centre gripping, after fixed, according to the thickness of gear, adjust the height of centre gripping back gear, open electric putter, it is parallel to drive gear axis and two detection heads, make and be located left detection head and remove to the tooth's socket of gear, and it is fixed to locating left measurement stick through holding screw, make the detection head that is located the right side remove to the tooth's socket of gear after that, measure, thereby the device is examined time measuring the gear and is conveniently fixes a position the gear of different models, avoid gear detection process gear emergence displacement to reduce detection efficiency's problem, and conveniently drive the gear according to the thickness of gear and reciprocate the regulation.

Drawings

Fig. 1 is a front view of a gear span length detection device of the present invention;

FIG. 2 is a structural diagram of the chassis of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure, 1, a U-shaped frame; 101. measuring the rod; 1011. an internal thread groove; 102. a detection head; 1021. an externally threaded post; 2. a chassis; 201. positioning a screw rod; 202. fastening a disc; 203. groove drawing; 204. a rubber pad; 3. an electric push rod; 4. supporting legs; 401. a non-slip mat; 5. and (6) switching.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a gear rod span detection device comprises a U-shaped frame 1 and two measurement rods 101, wherein detection heads 102 are mounted at opposite ends of the two measurement rods 101, a base plate 2 positioned between the two detection heads 102 is arranged at the bottom end inside the U-shaped frame 1, a positioning screw 201 is fixedly connected to the middle of the upper end face of the base plate 2, and a fastening plate 202 is in threaded connection with the outer side wall of the positioning screw 201;

the middle of the lower end face of the U-shaped frame 1 is connected with an electric push rod 3 in a penetrating way, and the upper end face of the electric push rod 3 is detachably connected with the middle of the lower end face of the chassis 2.

In this embodiment: when the gear is detected, the hole at the center of the gear is aligned with the positioning screw 201 and is placed at the upper end of the chassis 2, the size of the hole at the center of the gear is different, the gear is easy to displace during detection, the fastening disc 202 is further screwed to the outer wall of the positioning screw 201 and is attached to the upper end of the gear, the fastening disc 202 and the chassis 2 clamp and fix the gear, after fixation is finished, the height of the gear after clamping is adjusted according to the thickness of the gear, the electric push rod 3 is started, the axis of the gear is driven to be parallel to the two detection heads 102, the detection head 102 positioned at the left side is driven to move into the tooth groove of the gear, the measurement rod 101 positioned at the left side is fixed through the fastening screw, the detection head 102 positioned at the right side is driven to move into the tooth groove of the gear for measurement, and therefore the device can conveniently position the gears of different models during detection of the gear, the problem that the gear displacement reduces the detection efficiency during detection of the gear is avoided, and the gear can be conveniently driven to move up and down according to be adjusted according to the thickness of the gear.

As a technical optimization scheme of the utility model, two measurement stick 101 relative one ends have all been seted up female thread groove 1011, two equal fixedly connected with of one end and female thread groove 1011 assorted external screw thread post 1021 that detect head 102 carried on the back mutually.

In this embodiment: when the two detection heads 102 are worn, the detection heads 102 are screwed, the external thread column 1021 connected with the detection heads 102 is screwed out from the internal thread groove 1011, and the next detection head 102 is replaced and installed after the disassembly is finished, so that the device is convenient to replace the worn detection heads 102.

As a technical optimization scheme of the utility model, the equal fixedly connected with rubber pad 204 in one side that fastening disc 202 is relative with chassis 2.

In this embodiment: when the fastening disc 202 and the chassis 2 clamp and fix the gear, the rubber pad 204 avoids the problem that the fastening disc 202 and the chassis 2 damage the outer wall of the gear.

As a technical optimization scheme of the utility model, pull groove 203 has all been seted up to both sides around fastening disc 202.

In this embodiment: when the fastening disc 202 is located on the outer wall of the positioning screw 201 and is screwed, the two pull grooves 203 are held by hands, so that the fastening disc 202 is conveniently driven to be rotatably mounted on the positioning screw 201.

As a technical optimization scheme of the utility model, four evenly distributed's of lower terminal surface fixedly connected with supporting legs 4 of U-shaped frame 1, the equal fixedly connected with slipmat 401 of lower terminal surface of four supporting legs 4.

In this embodiment: when the device is placed on a desktop for use, the U-shaped frame 1 is supported by the four supporting legs 4, and the stability of the device when the device is placed on the desktop is improved by the anti-slip mat 401.

As a technical optimization scheme of the utility model, switch 5 that is located measurement stick 101 below is installed in the left side of U-shaped frame 1, is electric connection between switch 5 and the electric putter 3.

In this embodiment: the switch 5 is pressed, so that the electric push rod 3 is conveniently controlled to be opened and closed.

The utility model discloses a theory of operation and use flow: when detecting the gear, the hole at the gear center is aligned with the positioning screw 201 and placed on the upper end of the chassis 2, because the hole at the gear center is different in size, the gear is easy to displace during detection, and then the fastening disc 202 is screwed to the outer wall of the positioning screw 201 and attached to the upper end of the gear, the fastening disc 202 and the chassis 2 clamp and fix the gear, after fixation is finished, according to the thickness of the gear, the height of the clamped gear is adjusted, the electric push rod 3 is opened by the press switch 5, the axis of the gear is driven to be parallel to the two detection heads 102, the detection head 102 positioned on the left side is moved to the tooth groove of the gear, the measurement rod 101 positioned on the left side is fixed by the fastening screw, then the detection head 102 positioned on the right side is moved to the tooth groove of the gear, measurement is carried out, when the two detection heads 102 are worn, the detection heads 102 are screwed, the external thread column 1021 connected with the detection heads 102 is screwed out from the inner thread groove 1011, and the next detection head 102 is replaced and installed after disassembly.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a gear stride stick apart from detection device, includes U-shaped frame (1) and two measurement stick (101), two measurement stick (101) relative one end all is installed and is detected head (102), its characterized in that: a chassis (2) positioned between the two detection heads (102) is arranged at the bottom end in the U-shaped frame (1), a positioning screw rod (201) is fixedly connected to the middle of the upper end face of the chassis (2), and a fastening disc (202) is in threaded connection with the outer side wall of the positioning screw rod (201);

the middle of the lower end face of the U-shaped frame (1) is connected with an electric push rod (3) in a penetrating mode, and the upper end face of the electric push rod (3) is detachably connected with the middle of the lower end face of the chassis (2).

2. The gear rod span detecting device according to claim 1, wherein: two measure stick (101) relative one end and all seted up internal thread recess (1011), two detect the equal fixedly connected with of one end that head (102) carried on the back mutually and with internal thread recess (1011) assorted external screw thread post (1021).

3. The gear rod span detecting device according to claim 1, wherein: one side of the fastening disc (202) opposite to the chassis (2) is fixedly connected with a rubber pad (204).

4. The gear rod span detecting device according to claim 1, wherein: pull grooves (203) are formed in the front side and the rear side of the fastening disc (202).

5. The gear rod span detecting device according to claim 1, wherein: the lower end face of the U-shaped frame (1) is fixedly connected with four supporting legs (4) which are uniformly distributed, and the lower end faces of the four supporting legs (4) are fixedly connected with anti-skid pads (401).

6. The gear rod span detecting device according to claim 1, wherein: the left side of the U-shaped frame (1) is provided with a switch (5) positioned below the measuring rod (101), and the switch (5) is electrically connected with the electric push rod (3).