CN115194585A - Star wheel detection device for transmission unidirectional device - Google Patents

Abstract

The invention discloses a star wheel detection device of a gearbox isolator, which comprises a workbench, a rotary mounting assembly, a detection assembly and a deburring assembly, wherein supporting seats are arranged at four corners of the lower surface of the workbench; the detection assembly comprises a first vertical plate arranged on the workbench, a detection piece is connected in the first vertical plate in a sliding mode, and the detection piece is provided with a detection needle used for being in contact with a product; the deburring component comprises a second vertical plate installed on the workbench, a visual detection mechanism is installed at the upper end of the second vertical plate, and the second vertical plate and the first vertical plate are respectively located on two sides of the central line of the turntable. According to the star wheel polishing and detecting device, the polishing and detecting processes of the star wheel can be realized by circulating the turntable, the transferring times are reduced, and the problem that manual measurement is easy to generate errors is solved, so that the accuracy of a detection result is ensured.

Description

Star wheel detection device for transmission unidirectional device

technical field

The invention belongs to the technical field of star wheel processing equipment, and in particular relates to a star wheel detection device of a gearbox unidirectional device.

Background technique

The star wheel of the one-way device is a key component in the gearbox, including the annular star wheel body. The inner wall of the star wheel body is machined with installation grooves for rollers, springs and cages. The outer wall of the star wheel body adopts In the gear shaping process, multiple transmission teeth are processed. The inner and outer walls of the star wheel need to be inspected after processing to prevent missing processing of the installation grooves of the inner wall and the transmission teeth of the outer wall, which is convenient for subsequent assembly. After that, whether the parameters of the transmission teeth meet the requirements, such as the width, straightness or depth of the transmission teeth, needs to be realized by testing. Measurement tools are used to measure the transmission teeth one by one. Due to different experience, there will be differences in the operation methods of different measurement personnel, and the use of measurement tools is not easy to cause errors. For example, the measurement tool is slightly deviated during the detection process. It will affect the measurement results. In order to ensure the accuracy, multiple measurements may be performed, which will affect the detection efficiency.

In addition, the transmission gear generally needs to be ground after processing to eliminate burrs. The existing grinding and measurement are generally handled separately, which results in excessive transfer times, which is not conducive to the efficiency of the enterprise.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a star wheel detection device of a gearbox unidirectional device, so as to solve the problems of different use standards of measuring tools proposed in the background art, which affect the accuracy of measurement and the number of transfers.

To achieve the above object, the present invention provides the following technical solutions:

The star wheel detection device of the gearbox one-way device includes: a workbench, and support seats are installed at the four corners of the lower surface of the workbench;

a rotary installation assembly, the rotary installation assembly includes a turntable and a first support shaft supporting the turntable, the turntable is provided with a plurality of workpiece positioning mechanisms, and the plurality of workpiece positioning mechanisms are evenly arranged in the circumferential direction of the turntable;

a detection component, the detection component includes a first vertical plate installed on the workbench, a detection piece is slidably connected in the first vertical plate, and the detection piece is provided with a detection needle for contacting with a product;

A deburring assembly, the deburring assembly includes a second vertical plate installed on the workbench, a visual inspection mechanism is installed on the upper end of the second vertical plate, and the visual inspection mechanism is directly opposite to the workpiece positioning mechanism; the second vertical plate is a There is a grinding wheel controlled by the motor to rotate on the worktable on the side;

The second vertical plate and the first vertical plate are respectively located on both sides of the center line of the turntable;

The power mechanism is used to drive the rotating disk to rotate, so that the workpiece positioning mechanism passes through the deburring assembly and the detection assembly in sequence.

The workpiece positioning mechanism in the present invention can be set four or five on the turntable. When in use, the star wheel is placed on the workpiece positioning mechanism, the inner wall of the star wheel is fixed by the workpiece positioning mechanism, and the turntable is driven by the power mechanism to rotate. The workpiece positioning mechanism equipped with the star wheel is rotated to the second vertical plate, which is located below the visual inspection mechanism. The star wheel is photographed and detected by the visual inspection mechanism. After the photo is taken, the grinding wheel is controlled by the motor to rotate. At the same time, the transmission mechanism II Drive the workpiece positioning mechanism to rotate, so that the star wheel rotates at a slow speed, so as to grind the upper ends of all the transmission teeth in the circumferential direction of the outer wall of the star wheel one by one. After the grinding is completed, the turntable is driven by the power mechanism. At the detection component, the detection needle of the detection component is in contact with the transmission teeth on the outer wall of the star wheel to detect the parameters of tooth depth and tooth width. The transmission teeth on the outer wall of the wheel pass through the detection needle evenly to obtain the detection data of each tooth, and the detection components can be installed by using existing instruments. After the inspection is completed, the turntable is driven by the power mechanism to return to the feeding point, the star wheel can be removed, and repeated actions can be performed to achieve batch grinding and inspection. , which eliminates the problem of error-prone manual measurement, so as to ensure the accuracy of the test results.

The beneficial effects of the present invention are as follows: by circulating on the turntable, the grinding and detection process of the star wheel can be realized, the number of transfers is reduced, and the problem of easy error in manual measurement is eliminated, so as to ensure the accuracy of the detection result.

Description of drawings

Fig. 1 is the structural representation of the present invention;

2 is a schematic diagram of a second perspective of the present invention;

Fig. 3 is the enlarged schematic diagram of the structure at place A in Fig. 2 of the present invention;

4 is a schematic structural diagram of the annular chute of the present invention;

Fig. 5 is the enlarged schematic diagram of the structure at place B in Fig. 1 of the present invention;

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and embodiments.

Example

As shown in Figures 1-5, the present invention provides a star wheel detection device for a gearbox unidirectional device, including the following contents:

Workbench 1, the four corners of the lower surface of the workbench 1 are provided with support bases 2;

The rotary installation assembly includes a turntable 3 and a first support shaft 4 supporting the turntable 3. The turntable 3 is provided with a number of workpiece positioning mechanisms 8, and a plurality of workpiece positioning mechanisms 8 are evenly arranged in the circumferential direction of the turntable 3;

A detection assembly, the detection assembly includes a first vertical plate 9 installed on the workbench 1, and a detection member 10 is slidably connected in the first vertical plate 9, and the detection member 10 is provided with a detection device for contact with the product The needle 11 and the transmission mechanism that drives the workpiece positioning mechanism 8 to rotate;

Deburring assembly, the deburring assembly includes a second vertical plate 12 installed on the workbench 1, the upper end of the second vertical plate 12 is installed with a visual detection mechanism 13, and the visual detection mechanism 13 is directly opposite to the workpiece positioning mechanism 8; The worktables on both sides of the second vertical plate 12 are respectively provided with a grinding wheel 19 controlled to rotate by a motor and a transmission mechanism II that drives the workpiece positioning mechanism 8 to rotate;

The second vertical plate 12 and the first vertical plate 9 are respectively located on both sides of the center line of the turntable 3;

The power mechanism is used to drive the rotary disk 3 to rotate, so that the workpiece positioning mechanism 8 passes through the deburring assembly and the detection assembly in sequence.

As shown in FIGS. 1-2 , in order to increase the support strength of the first support shaft 4 , the first support shaft 4 is covered with a support sleeve 50 , and a reinforcing rib 51 is installed on the common vertical surface of the support sleeve 50 and the workbench 1 .

As shown in FIG. 2 , the driving mechanism may include a first gear 5 and a first motor 6 installed on the worktable 1 . The output end of the first motor 6 is installed with a second gear 7 after passing through the worktable 1 . The lower end of the support shaft 4 penetrates the workbench 1 and then installs the first gear 5. The first gear 5 is meshed with the second gear 7, and the output end of the first motor 6 drives the second gear 7 to rotate. The gears 7 are meshed and connected, so that the first gear 5 drives the coaxial turntable 3 to rotate. In order to realize the orderly rotation of the turntable, the position of each workpiece positioning mechanism 8 can be collected by sensors and uploaded to the PLC controller, and sent by the controller. The command for the motor to work, the combination of the PLC controller, the sensor and the first motor 6 can be realized by the prior art, and will not be repeated here.

The workpiece positioning mechanism 8 in the present invention can be provided with four or five on the turntable. When in use, the star wheel is placed on the workpiece positioning mechanism, the inner wall of the star wheel is fixed by the workpiece positioning mechanism, and the turntable is driven by the power mechanism. , the workpiece positioning mechanism 8 equipped with the star wheel is rotated to the second vertical plate, located below the visual inspection mechanism, and the star wheel is photographed and detected by the visual inspection mechanism 13, which can be used to detect the installation groove and outer wall of the inner wall of the star wheel. Whether the number of the transmission teeth meets the requirements (the visual inspection mechanism 13 is an existing mature technical solution, and this application will not disclose it in further detail), the grinding wheel is controlled to rotate by the motor after the photo is taken, and at the same time, the transmission mechanism II drives the workpiece positioning mechanism to rotate, Make the star wheel rotate at a slow speed, so as to grind the upper ends of all the transmission teeth in the circumferential direction of the outer wall of the star wheel one by one. The workpiece positioning mechanism 8 is required to first loosen the fixation on the inner wall of the star wheel, and the outer wall of the star wheel is clamped by the manipulator to turn over. Driven by the mechanism, it rotates again, and the star wheel is rotated to the detection component, and the detection needle of the detection component is in contact with the transmission teeth of the outer wall of the star wheel to detect the parameters of tooth depth and tooth width. Through the operation of the transmission mechanism, the workpiece positioning mechanism is driven to rotate, so that the transmission teeth of the outer wall of the star wheel pass through the detection needle evenly, so as to obtain the detection data of each tooth, and the detection components can be installed with existing instruments. After the inspection is completed, the turntable is driven by the power mechanism to return to the feeding point, the star wheel can be removed, and repeated actions can be performed to achieve batch grinding and inspection. , which eliminates the problem of error-prone manual measurement, so as to ensure the accuracy of the test results.

As shown in FIGS. 1-2 , in order to realize the rotation of the star wheel, any one of the workpiece positioning mechanisms 8 includes a bottom plate 15 , and the bottom of the bottom plate 15 is provided with a mounting slide that passes through the mounting slide groove 301 opened on the turntable 3 . Block 14, in order to easily adjust the position of the bottom plate 15 on the turntable, the mounting slider 14 can play a guiding role in the mounting chute 301 to prevent the workpiece positioning mechanism 8 from shifting during adjustment. Lock on the turntable.

A first L-shaped mounting plate 16 is integrally formed on the bottom plate 15, and a rotatable clamping tool 17 is mounted on the first L-shaped mounting plate 16; the transmission mechanism is installed on the first L-shaped mounting plate 16 and the Between workbench 1. The transmission mechanism includes a rotating shaft 20, the upper part of the rotating shaft 20 is supported on the first L-shaped mounting plate 16 through a bearing, and the end part is connected with the clamping tool 17, and the lower end of the rotating shaft 20 is suspended in the air, A first limit plate 36 and a nut seat 53 are arranged at the lower end of the rotating shaft 20. The rotating shaft 20 between the first limit plate 36 and the nut seat 53 is keyed to the transmission gear 21. The plate 9 is provided with a first driving mechanism for driving the transmission gear 21 to rotate. Driven by the first drive mechanism, the transmission gear 21 can be rotated to drive the clamping tool 17 to rotate, and the star wheel can be rotated at least once during detection, and the transmission teeth on its outer wall pass through the detection needle in sequence.

Of course, in order to facilitate the rotation of the clamping tool 17 on the first L-shaped mounting plate 16, the clamping tool 17 may be mounted on the first L-shaped mounting plate 16 by means of a bearing, or the following solution may be adopted, as shown in FIG. 4 . As shown, the first L-shaped mounting plate 16 is provided with an annular chute 1601 , and the bottom surface of the clamping tool 17 is mounted with a rotation aid 22 movably located in the annular chute 1601 . The rotation aid 22 can be a ball or a roller, so as to ensure that the rotation aid 22 can smoothly move in the annular chute 1601 .

As shown in FIGS. 1 and 5 , the first drive mechanism includes a second support shaft 37 mounted on the first vertical plate 9 , a first transition gear 38 is mounted on the second support shaft 37 , and the first transition gear 38 can be mounted on the second support shaft 37 through a bearing, the first transition gear 38 meshes with the transmission gear 21 ; a drive mechanism for controlling the rotation of the first transition gear 38 is provided on the worktable.

The driving mechanism may use a motor to control the rotation of the second support shaft 37 to realize the rotation of the first transition gear 38 , but when the turntable rotates, the separation of the transmission gear 21 and the first transition gear 38 will be affected. Therefore, in the present application, a rack is used to drive the rotation of the first transition gear 38, as shown in FIG. 5, specifically: as shown in FIG. 5, a drive cylinder 39 and a drive cylinder 39 and The chute seat 40 is provided with a rack 41 sliding in the chute seat 40, the rack 41 is controlled by the driving cylinder 39 to reciprocate in the chute seat 40, and the end of the chute seat 40 facing the first transition gear 38 is provided with a tooth supply The opening through which the rack 41 passes, the rack 41 extends out of the chute seat 40 and meshes with the first transition gear 38; the distance the rack 41 moves is at least enough for the star wheel on the clamping tool 17 to rotate once, and after the detection is completed, the driving cylinder 39 drives the rack 41 back into the chute seat 40 to separate the rack 41 from the first transition gear 38 , the first transition gear 38 is not connected to a load, and the turntable rotates without being affected. The moving direction of the rack 41 is perpendicular to the axial direction of the second support shaft 37 . Using the rack 41 as the active part has a high degree of technical maturity, is easy to implement, and can reduce equipment manufacturing costs.

In order to facilitate the up-and-down movement of the detection component to adjust the contact position of the star wheel, as shown in FIG. 3 , the vertical side of the first vertical plate 9 is provided with a sliding rail 23 , and a second sliding rail 23 cooperates and slides on the sliding rail 23 . The slider 24, the second L-shaped mounting plate 25 is installed on the second slider 24, the first horizontal plate 26 is horizontally installed on the first vertical plate 9, and the cylinder is installed on the first horizontal plate 26 , the telescopic rod 27 of the cylinder is connected with the horizontal side of the second L-shaped mounting plate 25 .

The transmission mechanism II includes a third support shaft 42 mounted on the second vertical plate 12, and a second transition gear 43 meshing with the transmission gear 21 is mounted on the upper end of the third support shaft 42. A drive structure II that controls the rotation of the second transition gear 43 is provided. The transmission mode of the transmission mechanism II can also have the same structure as the aforementioned driving mechanism (so it is not shown in the figure), only need to add a driving cylinder and a chute seat on the workbench on the side of the second vertical plate 12, and also use a rack. 41 is used as a driving element to control the rotation of the second transition gear 43, so as to reduce the design and manufacturing costs of developing a new transmission mechanism II.

In addition, the present invention considers that the transmission mechanism and the transmission mechanism II do not interfere with each other when they work separately. Therefore, when the rack of the transmission mechanism meshes with the first transition gear 38, the rack of the transmission mechanism II and the first transition gear 38 are considered in the design. The second transition gear 43 is in a disengaged state. When the rack of the transmission mechanism II meshes with the second transition gear 43 , the rack of the transmission mechanism and the first transition gear 38 are in a disengaged state.

Claims (8)

1. Star wheel detection device of gearbox isolator, its characterized in that includes:

the device comprises a workbench (1), wherein supporting seats (2) are arranged at four corners of the lower surface of the workbench (1);

the rotary mounting assembly comprises a rotary table (3) and a first supporting shaft (4) for supporting the rotary table (3), wherein the rotary table (3) is provided with a plurality of workpiece positioning mechanisms (8), and the plurality of workpiece positioning mechanisms (8) are uniformly arranged in the circumferential direction of the rotary table (3);

the detection assembly comprises a first vertical plate (9) arranged on the workbench (1), a detection piece (10) is connected in the first vertical plate (9) in a sliding manner, and a detection needle (11) used for contacting with a product and a transmission mechanism for driving the workpiece positioning mechanism (8) to rotate are arranged on the detection piece (10);

the deburring component comprises a second vertical plate (12) arranged on the workbench (1), the upper end of the second vertical plate (12) is provided with a visual detection mechanism (13), and the visual detection mechanism (13) is opposite to the workpiece positioning mechanism (8); a grinding wheel controlled by a motor to rotate and a transmission mechanism II for driving the workpiece positioning mechanism (8) to rotate are respectively arranged on the working tables on the two sides of the second vertical plate (12);

the second vertical plate (12) and the first vertical plate (9) are respectively positioned on two sides of the central line of the turntable (3);

and the power mechanism is used for driving the rotating disc (3) to rotate, so that the workpiece positioning mechanism (8) sequentially passes through the deburring component and the detection component.

2. A star wheel detector for a transmission isolator as claimed in claim 1, characterised in that: any one of the workpiece positioning mechanisms (8) comprises; the clamping device comprises a base plate (15), wherein a mounting sliding block (14) penetrating through a mounting sliding groove (301) formed in a turntable (3) is arranged at the bottom of the base plate (15), a first L-shaped mounting plate (16) is integrally mounted on the base plate (15), and a rotatable clamping tool (17) is mounted on the first L-shaped mounting plate (16); the transmission mechanism is arranged between the first L-shaped mounting plate (16) and the workbench (1).

3. A star wheel detector for a transmission isolator as claimed in claim 2, characterised in that: drive mechanism includes axis of rotation (20), the upper portion of axis of rotation 20 is passed through the bearing and is supported on first L shape mounting panel (16) and this tip links together with centre gripping frock (17), the lower extreme of axis of rotation (20) is unsettled to be provided with first limiting plate (36) and nut seat (53) at the lower extreme of axis of rotation (20), install drive gear (21) between first limiting plate (36) and nut seat (53), be provided with the rotatory drive mechanism of drive gear (21) on first riser (9).

4. A star wheel detector of a gearbox isolator as claimed in claim 3, characterised in that: annular chute (1601) have been seted up on first L shape mounting panel (16), the bottom surface of centre gripping frock (17) is installed and is located the helping of annular chute (1601) and change a piece (22) movably.

5. A star wheel detector of a gearbox isolator as claimed in claim 1, characterised in that:

the vertical limit of first riser (9) is provided with slide rail (23), the cooperation slides on slide rail (23) has second slider (24), install second L shape mounting panel (25) on second slider (24), first riser (9) are improved level and are installed first horizontal plate (26), install the cylinder on first horizontal plate (26), telescopic link (27) and the horizontal limit of second L shape mounting panel 25 of cylinder are connected.

6. A star wheel detector of a gearbox isolator as claimed in claim 3, characterised in that: the first driving mechanism comprises a second supporting shaft (37) installed on the first vertical plate (9), a first transition gear (38) is installed on the second supporting shaft (37), and the first transition gear (38) is meshed with the transmission gear (21); and a driving mechanism for controlling the rotation of the first transition gear (38) is arranged on the workbench.

7. A star wheel detector for a transmission isolator as claimed in claim 1, characterised in that: the transmission mechanism II comprises a third supporting shaft (42) arranged on the second vertical plate (12), a second transition gear (43) meshed with the transmission gear (21) is arranged at the upper end of the third supporting shaft (42), and a driving structure II for controlling the second transition gear (43) to rotate is arranged on the workbench.

8. A star wheel detector for a transmission isolator as claimed in claim 1, characterised in that: a supporting sleeve (50) is sleeved outside the first supporting shaft (4), and reinforcing ribs (51) are arranged on the common vertical surface of the supporting sleeve (50) and the workbench (1).

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