CN210150346U

CN210150346U - Wheel clamping device

Info

Publication number: CN210150346U
Application number: CN201920729942.1U
Authority: CN
Inventors: 王有亮
Original assignee: China Shenhua Energy Co Ltd; Beijing Guohua Electric Power Co Ltd; Zhejiang Guohua Zheneng Power Generation Co Ltd
Current assignee: China Shenhua Energy Co Ltd; Beijing Guohua Electric Power Co Ltd; Zhejiang Guohua Zheneng Power Generation Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-03-17
Anticipated expiration: 2029-05-20

Abstract

The utility model relates to a conveyer technical field discloses a press from both sides wheel ware. The pinch roller device comprises: a pair of clamping plates (1), said clamping plates (1) being able to be brought close to each other for clamping a wheel; the two ends of the driving unit are respectively connected with the two clamping plates (1) so as to drive the clamping plates (1) to approach or move away from each other; first response part and the second response part of response complex each other, first response part set up on drive unit, and the second response part sets up on splint (1), and adaptability position control can be made to first response part and/or second response part to guarantee that first response part and second response part are mutually responded to when splint (1) press from both sides tight wheel. The utility model discloses a to response part's position control for mutual response and send signal are in order to control wheel stop motion under the tight wheel state of clamp wheel ware clamp, avoid in the use because response part positional deviation leads to the condition emergence of unable accurate response between the response part.

Description

Wheel clamping device

Technical Field

The utility model relates to a conveyer technical field specifically relates to a press from both sides wheel ware.

Background

The ship unloader is a special machine which is made of a continuous conveying machine and can lift a machine head of bulk materials, or has the self-taking capability, or is matched with a taking and feeding device to continuously lift the bulk materials out of a cabin, then unloads the bulk materials to an arm support or a rack and can convey the bulk materials to a local conveyor system of a main conveying system at the bank. The ship unloader can greatly improve the unloading efficiency, and the environment can be kept clean and efficient and environment-friendly due to the minimum dust pollution.

When the ship unloader runs on the track, the wheel clamping devices need to be opened, and when the ship unloader stops, the wheel clamping devices are tightened, the opening and closing of the wheel clamping devices are judged mainly through the limit switches, the limit switches transmit signals to the control system, and the ship unloader runs through the control logic.

The existing limit switch generally senses signals, but because the sensing distance of the limit switch is limited, sensing can only be carried out within the sensing range, and when the wheel clamping device has a fault and the stroke is increased, the switch can be damaged; and if the limit switch with a large sensing distance is selected, the limit switch can be influenced by other external sensing objects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that the spacing switch's of the double-layered wheel ware that prior art exists induction distance can't be adjusted, providing a double-layered wheel ware, this induction part who presss from both sides the wheel ware can do adaptability position change to induction distance, makes to be in between its induction part and can realize the within range of mutual-induction with control wheel stop motion.

In order to achieve the above object, the present invention provides a wheel clamping device, including:

a pair of clamp plates that are capable of approaching each other for clamping a wheel;

the two ends of the driving unit are respectively connected with the two clamping plates so as to drive the clamping plates to approach or move away from each other;

respond to first response part and the second response part of complex each other, first response part sets up drive unit is last, the second response part sets up on the splint, first response part and/or second response part can make adaptability position control, in order to guarantee first response part and second response part can be in all the time splint press from both sides tightly the wheel time mutual response and send signal.

Preferably, the first sensing part and/or the second sensing part are arranged to enable position adjustment in a vertical direction and/or a horizontal direction.

Preferably, one of the first sensing part and the second sensing part comprises a photoelectric switch, and the other one comprises a stopper capable of sensing the photoelectric switch.

Preferably, the photoelectric switch is arranged on the clamping plate, the stop block is arranged on the driving unit through a stop block support, and the stop block is sleeved on the stop block support and can slide along the opening direction of the clamping plate relative to the stop block support.

Preferably, a rubber ring is arranged between the block and the block bracket.

Preferably, the stop block support comprises a vertical rod fixed on the driving unit and a cross rod sleeved on the vertical rod and sliding along the height direction of the vertical rod, the vertical rod is a threaded rod, a first nut and a second nut which are respectively arranged at two ends of the cross rod and used for limiting the height of the cross rod are arranged on the vertical rod, and the stop block support is sleeved on the cross rod.

Preferably, the drive unit comprises a hydraulic cylinder and a piston rod.

Preferably, the first sensing member is provided on a hydraulic cylinder of the driving unit.

Preferably, the wheel clamping device comprises a control unit for receiving signals sent by the first sensing component and/or the second sensing component to control the wheel to move.

Preferably, the wheel clamp comprises an indicator light for displaying when the drive unit is in operation.

Through the technical scheme, the utility model discloses a do adaptability position control to any one among the response part for pressing from both sides mutual response and sending signal in order to control wheel stop motion under the tight wheel state of wheel ware clamp, not damaged in the protection response part use, prevent to appear because the distance between the response part surpasss unable response of response scope or damage component scheduling problem, avoid in the use because response part positional deviation leads to unable accurate response between the response part, and the condition that can not effectively control the wheel motion takes place. Meanwhile, the position of the induction component is adjustable, and the clamping device can be suitable for clamping wheels of different sizes.

Furthermore, because the utility model discloses a press from both sides wheel ware adopts non-contact response to trigger the wheel motion, does not have wearing and tearing, corrosion, card and wades the scheduling problem, and long service life is not afraid of the dust influence.

Drawings

Fig. 1 is a schematic structural view of a wheel clamping device according to an embodiment of the present invention in a clamping state;

fig. 2 is a schematic structural view of the pinch roller of fig. 1 in an open state.

Description of the reference numerals

1-splint, 2-photoelectric switch, 3-dog, 4-dog support, 5-montant, 6-horizontal pole, 7-first nut, 8-pneumatic cylinder, 9-piston rod, 10-switch support.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

With reference to fig. 1 and 2, the present invention provides a wheel clamping device, including:

a pair of clamping plates 1, the clamping plates 1 being capable of approaching each other for clamping a wheel;

the two ends of the driving unit are respectively connected with the two clamping plates 1 so as to drive the clamping plates 1 to approach or move away from each other;

respond to first response part and the second response part of complex each other, first response part sets up drive unit is last, the second response part sets up splint 1 is last, adaptive position control can be made to first response part and/or second response part, in order to guarantee first response part and second response part can be in all the time splint 1 presss from both sides tightly the wheel time mutual response and send signal.

Before use, the first sensing part and/or the second sensing part are/is adaptively adjusted according to the size of the wheel, so that during use, a pair of clamping plates 1 are driven by a driving unit to move close to each other, namely, the state in fig. 2 is transited to the state in fig. 1, and when the clamping plates 1 clamp the wheel, the first sensing part and the second sensing part just can mutually sense and send signals to a control unit which is described below so as to control the movement stop of the wheel.

Wherein, first response part and/or second response part can make adaptability position control, can understand, can carry out position control to first response part alone, also can carry out position control to the second response part alone, or carry out position control to above-mentioned both simultaneously, of course, in order to guarantee the simple operation nature, preferably will respond to one of them fixed of part, adjust another position alone.

Through the technical scheme, the utility model discloses an arbitrary one or both to among the response part make adaptive position control for pressing from both sides mutual response and send signal in order to control wheel stop motion under the tight wheel state of wheel clamp, not damaged in the protection response part use, prevent because the distance between the response part surpasss the unable response of response scope or damage component scheduling problem, avoid in the use because response part positional deviation leads to the unable accurate response between the response part, and the condition that can not effectively control the wheel motion takes place. Meanwhile, the position of the induction component is adjustable, the induction component can be suitable for clamping wheels with different sizes, the position of the induction component is convenient to correct continuously according to practical application, and the induction state can be guaranteed to occur smoothly.

It should be noted that the adaptive position adjustment of the first sensing component and/or the second sensing component can be understood as any direction adjustment, as long as it is ensured that when the cleat 1 clamps the wheel, the first sensing component and the second sensing component are located within the sensing range of each other and just can sense. Specifically, for convenience of arrangement, in the present embodiment, the first sensing part and/or the second sensing part is/are provided to be capable of position adjustment in a vertical direction and/or a horizontal direction.

It is understood that the first sensing component and the second sensing component may be any components capable of sensing each other, and may be a contact sensing or a non-contact sensing therebetween, such as a proximity switch and a metal sensing strip. As an embodiment, one of the first sensing part and the second sensing part comprises a photoelectric switch 2, and the other comprises a stopper 3 capable of sensing with the photoelectric switch 2.

In the present embodiment, an arrangement of the photoelectric switch and the stopper 3 is proposed, specifically, the photoelectric switch 2 is arranged on the splint 1, a switch bracket 10 is further fixedly arranged on the splint 1, and the photoelectric switch 2 can be arranged on the switch bracket 10 by means of adhesion or the like; the stop block 3 is arranged on the driving unit through a stop block support 4, and the stop block 3 is sleeved on the stop block support 4 and can slide along the opening direction of the clamp plate 1 relative to the stop block support 4. From this, can follow according to the wheel size splint 1 open the direction right dog 3 carries out position control to guarantee splint 1 when pressing from both sides the wheel of tight different width, photoelectric switch 2 with mutual induction just between dog 3, thereby adapt to the clamp of different width wheels tightly, effectively improve the utility model discloses a press from both sides the suitability of wheel ware.

It can be seen that in this embodiment, the position of the photoelectric switch 2 is set to be fixed, but the position of the stopper 3 is adjusted, but in other embodiments, the position of the stopper 3 may also be set to be fixed, and the position of the photoelectric switch 2 may also be adjusted.

In order to prevent the stop block 3 from moving after the position adjustment and affecting the use of the wheel clamping device, the stop block 3 with the adjusted position needs to be positioned on the stop block support 4, specifically, a rubber ring is arranged between the stop block 3 and the stop block support 4, the rubber ring can be adhered inside the stop block 3, when the position of the stop block 3 is adjusted, the stop block 3 drives the rubber ring to slide on the stop block support 4 by applying external force, it can be understood that the applied external force must be larger than the friction force between the rubber ring and the stop block support 4 to ensure that the stop block 3 is displaced, and after the position adjustment is completed, the stop block 3 will be positioned on the stop block support 4 under the action of the friction force when not being subjected to the external force.

Of course, dog support 4 can set up into arbitrary structural style under the prerequisite of realizing the installation of dog 3, and as an embodiment wherein, dog support 4 is including fixing montant 5 and cover on the drive unit are established montant 5 is followed 5 gliding horizontal pole of direction of height 6 of montant, montant 5 is the threaded rod, be equipped with on montant 5 and be located respectively 6 both ends of horizontal pole are used for the restriction first nut 7 and the second nut of 6 heights of horizontal pole, 3 covers of dog are established on horizontal pole 6. The height of the cross rod 6 can be adjusted by adjusting the position of the cross rod 6 on the vertical rod 5, and the position of the cross rod 6 can be limited by the first nut 7 and the second nut which are positioned on the upper side and the lower side of the cross rod 6.

It should be noted that the purpose of adjusting the height of the cross bar 6 is to adjust the height of the stop 3 disposed thereon, so as to adjust the distance between the stop 3 and the sensing state of the photoelectric switch 2, and the distance setting will depend on the sensing range of the photoelectric switch 2. In the adjusting process, firstly, the height of the cross rod 6 is adjusted to ensure that the height of the stop block 3 is constant, and then the position of the stop block 3 is transversely adjusted, so that when the wheel is clamped by the clamping plate 1, the stop block 3 is positioned in the sensing range of the photoelectric switch 2 and can just sense the photoelectric switch 2, and the height refers to the height direction shown in fig. 1 and 2.

The drive unit can, as is usual, take many forms, and in this embodiment it comprises a hydraulic cylinder 8 and a piston rod 9. The driving unit is located between the pair of clamping plates 1, the hydraulic cylinder 8 and the piston rod 9 are respectively connected to the clamping plates 1 on two sides, and the opening or clamping action of the clamping plates 1 is realized through the extension and contraction of the piston rod 9 in the hydraulic cylinder 8.

Further, for the convenience of design and without hindering the operation of the driving unit, the first sensing part is provided on the hydraulic cylinder 8 of the driving unit. And the second sensing part is arranged on the other side of the clamping plate 1 which is not connected with the hydraulic cylinder 8, so that the relative distance between the stop 3 and the photoelectric switch 2 is ensured to be changed along with the opening or clamping of the clamping plate 1, and the change of the sensing state between the stop 3 and the photoelectric switch is triggered.

In order to make the utility model discloses a press from both sides wheel ware can realize controlling the wheel motion, press from both sides wheel ware including being used for receiving the signal that first response part and/or second response part sent is with the control unit of control the wheel motion.

Specifically, when a wheel needs to be clamped, the driving unit is controlled to start to move, the control can be realized through manual control such as pressing a button, the clamping plates 1 of the wheel clamping device are driven by the driving unit to move towards each other, when the clamping plates 1 move to the position where the clamping plates 1 clamp the wheel, the first sensing component and the second sensing component can just sense each other according to the position adjustment of the sensing components in advance, therefore, a signal can be sent to the control unit, and the control unit controls the wheel to stop running, so that the subsequent operation is facilitated.

It will be appreciated that when the cleat 1 is opened, the first and second sensing members lose their sensing contact with each other, and the control unit will control the wheels to continue to run.

In order to visually display the action condition and facilitate safe operation, the wheel clamping device comprises an indicator light for displaying when the driving unit works. When the driving unit drives the clamping plate 1 to open or clamp, the indicator lamp is turned on to prompt an operator that the clamping or releasing adjustment of the wheel is carried out at the moment, and when the wheel is completely clamped and stops running or the wheel runs normally, the indicator lamp cannot be turned on.

The utility model discloses a press from both sides wheel ware result of use is showing, is applicable to and uses on main equipment such as ship unloaders, makes things convenient for the troubleshooting of ship unloaders operation in-process, controls the motion of wheel through the response mode, has avoided using the easy jam problem that appears of traditional travel switch.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple simple variant, makes up with any suitable mode including each concrete technical feature. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A wheel clamp, comprising:

a pair of clamping plates (1), said clamping plates (1) being able to be brought close to each other for clamping a wheel;

the two ends of the driving unit are respectively connected with the two clamping plates (1) so as to drive the clamping plates (1) to approach or move away from each other;

first response part and the second response part of response complex each other, first response part sets up drive unit is last, the second response part sets up on splint (1), adaptive position control can be made to first response part and/or second response part, in order to guarantee first response part and second response part can be all the time splint (1) press from both sides tightly mutual response and send signal during the wheel.

2. A wheel clamp according to claim 1, wherein the first and/or second inductive component is arranged to enable position adjustment in a vertical and/or horizontal direction.

3. Wheel clamp according to claim 2, characterized in that one of said first and second inductive parts comprises a photoelectric switch (2) and the other comprises a stop (3) able to interact with said photoelectric switch (2).

4. A wheel clamp according to claim 3, characterized in that said photoelectric switch is arranged on said clamping plate (1), said stop (3) is arranged on said driving unit by means of a stop bracket (4), said stop (3) is fitted on said stop bracket (4) and can slide in the clamping plate opening direction with respect to said stop bracket (4).

5. A wheel clamp according to claim 4, characterized in that a rubber ring is provided between the block (3) and the block holder (4).

6. The wheel clamp according to claim 4, characterized in that the stop block support (4) comprises a vertical rod (5) fixed on the driving unit and a cross rod (6) sleeved on the vertical rod (5) and sliding along the height direction of the vertical rod (5), the vertical rod (5) is a threaded rod, the vertical rod (5) is provided with a first nut (7) and a second nut respectively positioned at two ends of the cross rod (6) and used for limiting the height of the cross rod (6), and the stop block (3) is sleeved on the cross rod (6).

7. Wheel clamp according to claim 1, characterized in that the drive unit comprises a hydraulic cylinder (8) and a piston rod (9).

8. A wheel clamp according to claim 7, characterized in that the first inductive component is arranged on a hydraulic cylinder (8) of the drive unit.

9. A wheel clamp according to claim 1, wherein the wheel clamp comprises a control unit for receiving signals from the first and/or second inductive components to control movement of the wheel.

10. The wheel clamp according to any one of claims 1-9, wherein the wheel clamp includes an indicator light for displaying when the driving unit is operated.