阅读说明：本技术 一种传输线轮毂定位设备及其定位方法 (Transmission line hub positioning device and positioning method thereof ) 是由 彭光军 张丽 于 2020-08-26 设计创作，主要内容包括：本发明公开了一种传输线轮毂定位设备及其定位方法,包括以下步骤：S1、第一限位装置和第二限位装置状态初始化,第一夹持组件处于打开状态,第一升降组件带动第一夹持组件下降,使得第一爪体和第二爪体的上端部皆低于输送线；第二夹持组件处于打开状态,第二升降组件带动第二夹持组件下降,使得第三爪体的上端部低于输送线,第四爪体的上端部高于输送线；S2、输送线带动轮毂传输,第四爪体对第一轮毂进行限位,使得第一轮毂不能继续向前传输；S3、第一传感器检测到第一轮毂,第二限位装置对第一轮毂做限位动作,第一限位装置对第二轮毂做限位动作。其能够一次性对两个轮毂进行限位,定位精度高,节省人力。(The invention discloses a transmission line hub positioning device and a positioning method thereof, wherein the transmission line hub positioning device comprises the following steps: s1, initializing the states of the first limiting device and the second limiting device, enabling the first clamping assembly to be in an open state, and enabling the first lifting assembly to drive the first clamping assembly to descend, so that the upper end portions of the first claw body and the second claw body are lower than the conveying line; the second clamping assembly is in an open state, the second lifting assembly drives the second clamping assembly to descend, so that the upper end of the third claw body is lower than the conveying line, and the upper end of the fourth claw body is higher than the conveying line; s2, the conveying line drives the hubs to transmit, and the fourth claw body limits the first hubs, so that the first hubs cannot be continuously transmitted forwards; s3, the first sensor detects the first hub, the second limiting device limits the first hub, and the first limiting device limits the second hub. It can once only carry on spacingly to two wheel hubs, and positioning accuracy is high, uses manpower sparingly.)

1. A transmission line hub locating apparatus, comprising:

a conveying line for conveying a plurality of hubs;

the first limiting device comprises a first lifting assembly and a first clamping assembly, the first lifting assembly drives the first clamping assembly to move up and down, the first clamping assembly comprises a first claw body and a second claw body which can perform clamping action, the number of the first claw bodies is two, the two first claw bodies are symmetrically arranged relative to the conveying line, the number of the second claw bodies is two, and the two second claw bodies are symmetrically arranged relative to the conveying line; the first claw body comprises a fixing part and an adjusting part, the adjusting part is connected with the fixing part through a rotating shaft, the adjusting part is vertically arranged under the action of gravity, and the upper end part of the adjusting part is as high as the second claw body; the conveying line drives the hub to move so that the hub presses the adjusting part, the adjusting part is pressed and rotates around the rotating shaft so that the hub can enter between the first claw body and the second claw body, and when the hub between the first claw body and the second claw body is far away from the first claw body, the adjusting part resets under the action of gravity so as to facilitate subsequent clamping;

the second limiting device comprises a second lifting assembly and a second clamping assembly, the second lifting assembly drives the second clamping assembly to move up and down, the second clamping assembly comprises a third claw body and a fourth claw body which can perform clamping action, the number of the third claw bodies is two, the two third claw bodies are symmetrically arranged relative to the transmission line, the number of the fourth claw bodies is two, the two fourth claw bodies are symmetrically arranged relative to the transmission line, and the upper end of each fourth claw body is higher than that of each third claw body;

a first sensor for detecting a first hub, the first sensor disposed on the fourth jaw;

a second sensor for detecting a second hub, the second sensor being disposed on the second pawl body;

the first claw body, the second claw body, the third claw body and the fourth claw body are sequentially arranged along the transmission direction of the transmission line.

2. The transmission line hub locating apparatus of claim 1, wherein the first claw, the second claw, the third claw and the fourth claw are provided with a slot on a side facing the hub.

3. The transmission line hub locating apparatus of claim 1, wherein the conveyor line is a plate link chain conveyor line.

4. The transmission line hub positioning device of claim 1, wherein the first clamping assembly further comprises a first mounting plate, a first clamping driving source, a first rod, a second rod and a third rod, wherein the middle portion of the first rod is coupled to the first mounting plate, one end of the first rod is coupled to the second rod, the other end of the first rod is coupled to the third rod, the second rod is coupled to the first claw, the third rod is coupled to the second claw, and the first clamping driving source drives the first claw to move relative to the first mounting plate to clamp the first claw and the second claw.

5. The transmission line hub locating apparatus of claim 4, wherein the first clamping drive source is an air cylinder.

6. The transmission line hub positioning device of claim 1, wherein the second clamping assembly includes a second mounting plate, a second clamping driving source, a fourth rod, a fifth rod and a sixth rod, the middle portion of the fourth rod is coupled to the second mounting plate, one end of the fourth rod is coupled to the fifth rod, the other end of the fourth rod is coupled to the sixth rod, the fifth rod is coupled to the third claw, the sixth rod is coupled to the fourth claw, and the second clamping driving source drives the third claw to move relative to the second mounting plate so as to clamp the third claw and the fourth claw.

7. The transmission line hub locating apparatus of claim 1, wherein the first lifting assembly and the second lifting assembly are both located on an underside of the transmission line.

8. A transmission line hub positioning method for positioning a hub based on the transmission line hub positioning device as claimed in any one of claims 1 to 7, comprising the steps of:

s1, initializing the states of the first limiting device and the second limiting device: the first clamping assembly is in an open state, and the first lifting assembly drives the first clamping assembly to descend, so that the upper end parts of the first claw body and the second claw body are lower than the conveying line; the second clamping assembly is in an open state, the second lifting assembly drives the second clamping assembly to descend, so that the upper end of the third claw body is lower than the conveying line, and the upper end of the fourth claw body is higher than the conveying line;

s2, the conveying line drives the hubs to transmit, and the fourth claw bodies limit the first hubs, so that the first hubs cannot be continuously transmitted forwards;

s3, the first sensor detects the first hub, the second limiting device limits the first hub, and the first limiting device limits the second hub.

9. The transmission line hub positioning method according to claim 8, wherein in S3, the second limiting device performs a limiting operation on the first hub, and the method specifically includes the following steps:

the second lifting assembly acts to enable the second clamping assembly to integrally lift until the upper end of the third claw body is higher than the transmission line;

the second clamping assembly acts to clamp the first hub.

10. The transmission line hub positioning method according to claim 8, wherein in S3, the first limiting device performs a limiting action on the second hub, and the method specifically includes the following steps:

the first lifting assembly drives the first clamping assembly to ascend, so that the upper end parts of the first claw body and the second claw body are higher than the conveying line, and the upper end part of the fixing part is lower than the conveying line;

the conveying line drives the second hub to abut against the adjusting part to enter between the first claw body and the second claw body, then the second claw body limits the first hub, and the adjusting part resets;

the second sensor detects a second hub, and the second clamping assembly acts to clamp the second hub.

Technical Field

The invention relates to the technical field of hub positioning, in particular to transmission line hub positioning equipment and a positioning method thereof.

Background

At present, during the hub machining process, the hub is often required to be hung on a hook and then spraying operation is carried out.

Such hooks typically include a plurality of hook portions arranged in a vertical direction. When carrying out the material loading operation, need through two wheel hub of manipulator centre gripping, and hang two wheel hub simultaneously and establish on the couple, for the convenience of manipulator snatchs two fixed interval's wheel hub simultaneously, need fix a position two wheel hub on the transmission line, the staff need use the limiting plate, the separation obtains two fixed interval's wheel hub, and this kind of wheel hub locate mode, on the one hand, consuming time and wasting power, consume the manpower, work efficiency is low, on the other hand, the precision is low, cause the error easily, need adjust repeatedly.

Disclosure of Invention

The invention aims to solve the technical problems of time and labor consumption, low working efficiency and low precision in the hub positioning process.

In order to solve the above technical problem, the present invention provides a transmission line hub positioning device, including:

a conveying line for conveying a plurality of hubs;

the first limiting device comprises a first lifting assembly and a first clamping assembly, the first lifting assembly drives the first clamping assembly to move up and down, the first clamping assembly comprises a first claw body and a second claw body which can perform clamping action, the number of the first claw bodies is two, the two first claw bodies are symmetrically arranged relative to the conveying line, the number of the second claw bodies is two, and the two second claw bodies are symmetrically arranged relative to the conveying line; the first claw body comprises a fixing part and an adjusting part, the adjusting part is connected with the fixing part through a rotating shaft, the adjusting part is vertically arranged under the action of gravity, and the upper end part of the adjusting part is as high as the second claw body; the conveying line drives the hub to move so that the hub presses the adjusting part, the adjusting part is pressed and rotates around the rotating shaft so that the hub can enter between the first claw body and the second claw body, and when the hub between the first claw body and the second claw body is far away from the first claw body, the adjusting part resets under the action of gravity so as to facilitate subsequent clamping;

the second limiting device comprises a second lifting assembly and a second clamping assembly, the second lifting assembly drives the second clamping assembly to move up and down, the second clamping assembly comprises a third claw body and a fourth claw body which can perform clamping action, the number of the third claw bodies is two, the two third claw bodies are symmetrically arranged relative to the transmission line, the number of the fourth claw bodies is two, the two fourth claw bodies are symmetrically arranged relative to the transmission line, and the upper end of each fourth claw body is higher than that of each third claw body;

a first sensor for detecting a first hub, the first sensor disposed on the fourth jaw;

a second sensor for detecting a second hub, the second sensor being disposed on the second pawl body;

the first claw body, the second claw body, the third claw body and the fourth claw body are sequentially arranged along the transmission direction of the transmission line.

Preferably, the first claw body, the second claw body, the third claw body and the fourth claw body are provided with clamping grooves on the sides facing the hub.

Preferably, the conveyor line is a plate chain conveyor line.

As preferred, first centre gripping subassembly includes first mounting panel, first tight driving source of clamp, the first body of rod, the second body of rod and the third body of rod, the middle part and the first mounting panel axle of the first body of rod link, the one end and the second body of rod axle link of the first body of rod, the other end and the third body of rod axle link of the first body of rod, the second body of rod and first claw body coupling, the third body of rod and second claw body coupling, the relative first mounting panel of the first claw body of tight driving source drive of first clamp removes and is the centre gripping action in order to realize that first claw body and second claw body are.

Preferably, the first clamping driving source is an air cylinder.

As preferred, the second centre gripping subassembly includes that second mounting panel, second press from both sides tight driving source, the fourth body of rod, the fifth body of rod and the sixth body of rod, the middle part and the second mounting panel axle of the fourth body of rod link, the one end and the fifth body of rod axle of the fourth body of rod link, the other end and the sixth body of rod axle of the fourth body of rod link, the fifth body of rod and third claw body coupling, the sixth body of rod and fourth claw body coupling, the second presss from both sides the relative second mounting panel of tight driving source drive third claw body and removes and do the centre gripping action in order to realize that third claw body and fourth claw body are.

Preferably, the first lifting assembly and the second lifting assembly are both located at the lower side of the transmission line.

The invention discloses a transmission line hub positioning method, which is based on the transmission line hub positioning equipment and is characterized by comprising the following steps of:

s1, initializing the states of the first limiting device and the second limiting device, enabling the first clamping assembly to be in an open state, and enabling the first lifting assembly to drive the first clamping assembly to descend, so that the upper end portions of the first claw body and the second claw body are lower than the conveying line; the second clamping assembly is in an open state, the second lifting assembly drives the second clamping assembly to descend, so that the upper end of the third claw body is lower than the conveying line, and the upper end of the fourth claw body is higher than the conveying line;

s2, the conveying line drives the hubs to transmit, and the fourth claw bodies limit the first hubs, so that the first hubs cannot be continuously transmitted forwards;

s3, the first sensor detects the first hub, the second limiting device limits the first hub, and the first limiting device limits the second hub.

Preferably, in S3, the second limiting device limits the first hub, and the method specifically includes the following steps:

the second lifting assembly acts to enable the second clamping assembly to integrally lift until the upper end of the third claw body is higher than the transmission line;

the second clamping assembly acts to clamp the first hub.

Preferably, in S3, the first limiting device performs a limiting operation on the second hub, and the method specifically includes the following steps:

the first lifting assembly drives the first clamping assembly to ascend, so that the upper end parts of the first claw body and the second claw body are higher than the conveying line, and the upper end part of the fixing part is lower than the conveying line;

the conveying line drives the second hub to abut against the adjusting part to enter between the first claw body and the second claw body, then the second claw body limits the first hub, and the adjusting part resets;

the second sensor detects a second hub, and the second clamping assembly acts to clamp the second hub.

The invention has the beneficial effects that:

1. according to the invention, the first limiting device and the second limiting device are arranged, so that the two hubs can be limited at one time, the positioning precision is high, and the labor is saved.

2. According to the invention, the adjusting part of the first claw body is pressed by the hub and can rotate around the rotating shaft, so that the hub is abducted, and then the adjusting part automatically resets under the action of gravity, so that the design is ingenious, the hub is conveniently and rapidly positioned, and an additional complex mechanism is not needed.

3. According to the invention, the first claw body, the second claw body, the third claw body and the fourth claw body are sequentially arranged along the transmission direction of the transmission line, the first claw body comprises the fixing part and the adjusting part, the upper end part of the fourth claw body is higher than the third claw body, and the fourth claw body is matched with the lifting assembly, so that two hubs on the transmission line can be quickly positioned, the material positioning device is suitable for positioning materials on the transmission line, and the stability is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 in area A;

FIG. 3 is a schematic structural view of a first lifter plate, a second lifter plate, a first clamping drive source, and a second mounting plate;

fig. 4 is a partially enlarged view of fig. 3 in a region B.

The reference numbers in the figures illustrate: 10. a conveying line; 20. a first limiting device; 21. a first jaw body; 211. a fixed part; 212. an adjustment section; 213. a rotating shaft; 22. a second jaw body; 23. a first lifter plate; 24. a first clamping drive source; 30. a second limiting device; 31. a third jaw body; 32. a fourth jaw body; 33. a second lifter plate; 40. a second mounting plate; 41. a fourth rod body; 42. a fifth rod body; 43. a sixth rod body; 50. a card slot; 60. a first sensor; 61. a second sensor.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

Referring to fig. 1-4, the invention discloses a transmission line hub positioning device, which comprises a transmission line 10, a first limiting device 20 and a second limiting device 30.

The transfer chain 10 is used for carrying a plurality of wheel hubs, places a plurality of wheel hubs promptly on transfer chain 10, can carry on spacingly to wheel hub through two subsequent stop device.

The first limiting device 20 comprises a first lifting assembly and a first clamping assembly, the first lifting assembly drives the first clamping assembly to move up and down, the first clamping assembly comprises a first claw body 21 and a second claw body 22 which can perform clamping actions, the first claw body 21 is provided with two claw bodies, the two first claw bodies 21 are symmetrically arranged relative to the conveying line 10, the second claw body 22 is provided with two claw bodies, and the two second claw bodies 22 are symmetrically arranged relative to the conveying line 10. The width of the conveyor line 10 is smaller than the outer diameter of the hub, so that the clamping of the first clamping assembly and the second clamping assembly is facilitated.

The first claw body 21 comprises a fixing portion 211 and an adjusting portion 212, the adjusting portion 212 is connected with the fixing portion 211 through a rotating shaft 213, the adjusting portion 212 is vertically arranged under the action of gravity, the upper end portion of the adjusting portion 212 is equal to the height of the second claw body 22, the conveying line 10 drives the hub to move and abuts against the adjusting portion 212, so that the adjusting portion 212 rotates around the rotating shaft 213, and the adjusting portion 212 rotates to give way to the hub.

The second limiting device 30 comprises a second lifting assembly and a second clamping assembly, the second lifting assembly drives the second clamping assembly to move up and down, the second clamping assembly comprises a third claw body 31 and a fourth claw body 32 which can perform clamping actions, the third claw body 31 is provided with two third claw bodies 31, the two third claw bodies 31 are symmetrically arranged relative to the transmission line, the fourth claw body 32 is provided with two fourth claw bodies 32, the two fourth claw bodies 32 are symmetrically arranged relative to the transmission line, and the upper end portion of the fourth claw body 32 is higher than the third claw body 31.

The first sensor 60 is used for detecting the first hub, and the first sensor 60 is disposed on the fourth pawl 32.

The second sensor 61 is used to detect the second hub, and the second sensor 61 is disposed on the second claw 22. The first sensor 60 and the second sensor 61 may be photoelectric sensors.

The first claw body 21, the second claw body 22, the third claw body 31 and the fourth claw body 32 are arranged in sequence along the transmission direction of the transmission line. Since the fourth jaw 32 is higher than the third jaw 31, the fourth jaw 32 can limit the movement of the hub.

Let the conveyor line 10 at the first stop 20 be the first station and the conveyor line 10 at the second stop 30 be the second station. The working steps of the invention are as follows:

1. the first clamping assembly is in an open state, and the first lifting assembly drives the first clamping assembly to descend, so that the upper ends of the first claw body 21 and the second claw body 22 are lower than the conveying line 10; the second clamping assembly is in an open state, and the second lifting assembly drives the second clamping assembly to descend, so that the upper end of the third claw body 31 is lower than the conveying line 10, and the upper end of the fourth claw body 32 is higher than the conveying line 10. 2. The hub is driven by the conveying line 10 to be conveyed, and the first claw body 21 and the second claw body 22 at the first station are lower than the conveying line, so that the first hub flows into the second station through the first station, and the fourth claw body 32 at the second station limits the first hub, so that the first hub cannot be conveyed forwards continuously. 3. The second lifting assembly is actuated to lift the second clamping assembly until the upper end of the third jaw 31 is higher than the transmission line. 4. The second clamping assembly acts, and the third jaw body 31 and the fourth jaw body 32 approach to limit the first hub.

In step 2, after the first hub flows into the second station, the second limiting device 30 also starts to perform a limiting action, which is as follows: (a) the first lifting assembly drives the first clamping assembly to ascend, so that the upper ends of the first claw body 21 and the second claw body 22 are both higher than the conveying line 10, the upper end of the fixing part 211 is lower than the conveying line 10, and at the moment, the adjusting part 212 is in a vertical state under the action of gravity; (b) the conveyor line 10 drives the second hub to slowly enter the second station, and at this time, since the second hub applies a certain pressure to the adjusting part 212, the adjusting part 212 rotates around the rotating shaft 213, and the second hub can enter the second station; (c) because the first clamping assembly is in an open state, that is, a certain distance exists between the first claw body 21 and the second claw body 22, the transmission line drives the second hub to continue moving, because the second claw body 22 is higher than the transmission line, the second claw body 22 limits the second hub, and at this moment, the second hub has a distance from the first claw body 21, the second hub does not press the adjusting part 212 any more, and the adjusting part 212 resets under the action of gravity, and becomes a vertical state; (d) the first clamping assembly works to enable the first claw bodies 21 and the second claw bodies 22 to be close to and clamp the second hub, so that the limiting of the second hub is achieved.

Through the cooperation of first spacing subassembly and the spacing subassembly of second, can fix a position two wheel hubs on transfer chain 10 fast accurate high-efficient, the precision is high, and the time spent is short, compact structure.

In the present invention, the rotation shaft 213 may be provided with a stopper, and the adjustment portion 212 may be rotated only toward the rear end of the transmission line, but not toward the front end of the transmission line. So, be convenient for in above-mentioned (d) step, first centre gripping subassembly can realize better centre gripping to the second wheel hub.

The first claw body 21, the second claw body 22, the third claw body 31 and the fourth claw body 32 are all provided with a clamping groove 50 on one side facing the wheel hub. The wheel hub is for keeping flat on transfer chain 10, draw-in groove 50 and the marginal adaptation of wheel hub to it is spacing to the wheel hub better.

The conveyor line 10 is a plate chain conveyor line. The plate chain conveying line can bear and transport materials with larger mass.

In the invention, the first clamping assembly comprises a first mounting plate, a first clamping driving source 24, a first rod body, a second rod body and a third rod body, wherein the middle part of the first rod body is connected with the first mounting plate through a shaft, one end of the first rod body is connected with the second rod body through a shaft, and the other end of the first rod body is connected with the third rod body through a shaft. The two first claw bodies 21 are connected by a first connecting portion, and the two second claw bodies 22 are connected by a second connecting portion. One end of the second rod body, which is far away from the first rod body, is connected with the first connecting part through a shaft, and the second rod body is connected with the first claw body 21; the end of the third rod far from the first rod is connected with the second connecting part by a shaft, and the third rod is connected with the second claw 22. The first clamping driving source 24 drives the first claw body 21 to move relative to the first mounting plate, so that the first claw body 21 and the second claw body 22 can be opened and closed under the matching action of the first rod body, the second rod body and the third rod body. The first clamping drive source 24 is an air cylinder.

The second clamping assembly comprises a second mounting plate 40, a second clamping driving source, a fourth rod body 41, a fifth rod body 42 and a sixth rod body 43, the middle of the fourth rod body 41 is in shaft connection with the second mounting plate 40, one end of the fourth rod body 41 is in shaft connection with the fifth rod body 42, and the other end of the fourth rod body 41 is in shaft connection with the sixth rod body 43. The two third claw bodies 31 are connected by a third connecting portion, and the two fourth claw bodies 32 are connected by a fourth connecting portion. One end of the fifth rod 42 away from the fourth rod 41 is coupled to the third connecting portion, and one end of the sixth rod 43 away from the fourth rod 41 is coupled to the fourth connecting portion. The second clamping driving source drives the third jaw body 31 to move relative to the second mounting plate 40 so as to open and close the third jaw body 31 and the fourth jaw body 32. The second clamping driving source is an air cylinder.

The first clamping assembly and the second clamping assembly realize clamping action through a single driving source.

The first lifting component and the second lifting component are both arranged at the lower side of the transmission line, so that the structure is more compact.

The first lifting assembly comprises a first lifting driving source and a first lifting plate 23, the first lifting driving source drives the first lifting plate 23 to move up and down, and the first clamping assembly is located on the first lifting plate 23. The first elevating driving source may be a cylinder.

The second lifting assembly comprises a second lifting driving source and a second lifting plate 33, the second lifting driving source drives the second lifting plate 33 to move up and down, and the second clamping assembly is positioned on the second lifting plate 33. The second elevating driving source may be a cylinder.

The invention also discloses a transmission line hub positioning method, and the transmission line hub positioning equipment comprises the following steps:

and S1, initializing the states of the first limiting device 20 and the second limiting device 30, enabling the first clamping assembly to be in an open state, and enabling the first lifting assembly to drive the first clamping assembly to descend, so that the upper end parts of the first claw body 21 and the second claw body 22 are lower than the conveying line 10. The second clamping assembly is in an open state, and the second lifting assembly drives the second clamping assembly to descend, so that the upper end of the third claw body 31 is lower than the conveying line 10, and the upper end of the fourth claw body 32 is higher than the conveying line 10.

S2, the hub is driven to be conveyed by the conveyor line 10, and the fourth claw body 32 limits the first hub, so that the first hub cannot be conveyed forwards continuously.

S3, the first sensor 60 detects the first hub, the first sensor 60 transmits the detection signal to the second limiting device 30 and the first limiting device 20, at this time, the second limiting device 30 performs a limiting operation on the first hub, and the first limiting device 20 performs a limiting operation on the second hub.

Wherein, the second limiting device 30 does limiting action to the first hub, and specifically comprises the following steps:

the second lifting assembly acts to enable the second clamping assembly to integrally lift until the upper end of the third claw body 31 is higher than the transmission line;

the second clamping assembly acts to clamp the first hub.

Wherein, first stop device 20 is to the spacing action of second wheel hub, specifically includes following step:

the first lifting assembly drives the first clamping assembly to ascend, so that the upper ends of the first claw body 21 and the second claw body 22 are higher than the conveying line 10, and the upper end of the fixing part 211 is lower than the conveying line 10;

the conveying line 10 drives the second hub to press the adjusting part 212 to enter between the first claw body 21 and the second claw body 22, then the second claw body 22 limits the first hub, and the adjusting part resets;

the second sensor 61 detects the second hub, the second sensor 61 transmits its detection signal to the second clamping assembly, and the second clamping assembly acts to clamp the second hub.

By the hub positioning method, the two hubs on the transmission line can be quickly positioned, and the hub positioning method is high in precision and good in stability.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.