CN218660630U

CN218660630U - Slide block brake device of hydraulic press

Info

Publication number: CN218660630U
Application number: CN202223066734.9U
Authority: CN
Inventors: 卞彪; 孙铁; 诸奕莉
Original assignee: Wuxi Pengda Haizhuo Intelligent Equipment Co ltd
Current assignee: Wuxi Pengda Haizhuo Intelligent Equipment Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-21
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to a hydraulic press slider arresting gear, hydraulic press slider arresting gear includes the bottom end rail and sets up the base of bottom end rail distal end, base distal end both sides set up locking mechanism, two respectively locking mechanism distal end link block's both sides respectively, locking mechanism includes that casing and slip set up locking axle in the casing, locking axle near-end is connected the slider, still movably the setting hollow cover body in the casing, the cover body passes through the elastic component to be connected in the casing, cover internal wall with locking axle surface cooperation, the plunger subassembly is through two at least hydraulic pressure tube coupling hydro-cylinders, the hydro-cylinder is arranged oil for the elastic component drive the cover body is in along axial displacement in the casing, in order to realize the cover body is held tightly locking axle, simple structure, braking speed is fast.

Description

Slide block brake device of hydraulic press

Technical Field

The utility model relates to a hydraulic press technical field especially relates to hydraulic press slider arresting gear.

Background

The hydraulic press is mainly used for liquid-filled stretching forming of thin plate parts in the industries of aviation, aerospace, automobiles and the like. The hydraulic press sliding block is generally driven by a hydraulic cylinder, an upper cavity of the hydraulic cylinder is communicated with a loading oil path and used for applying pressure to the sliding block to enable the sliding block to complete a stamping action, and a lower cavity of the hydraulic cylinder is communicated with a support valve and used for supporting the sliding block.

The sliding block braking device in the prior art usually adopts one or two modes of an upper limit bolt, a mechanical multi-stage locking mechanism and a rotary supporting column to realize the sliding block braking. Because the frequent work of hydraulic press can produce the vibration, bolt, screw are difficult not hard up in long-term vibration, lead to arresting gear can't carry out locking immediately or travel switch can't accurate detection arresting gear's state, influence the normal work of hydraulic press, lead to arresting gear's damage when serious.

SUMMERY OF THE UTILITY MODEL

In view of the above-discussed shortcomings of the prior art, it is an object of the present invention to provide a hydraulic press slide block detent arrangement to address one or more of the problems of the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

hydraulic press slider arresting gear, hydraulic press slider arresting gear includes the bottom end rail and sets up the base of bottom end rail distal end, base distal end both sides set up locking mechanism respectively, two locking mechanism distal end link block's both sides respectively, locking mechanism includes that casing and slip set up locking axle in the casing, locking axle near-end is connected the slider, still movably set up the hollow cover body in the casing, the cover body passes through the elastic component to be connected in the casing, cover internal wall with locking axle surface cooperation, institute the casing is through two at least hydraulic pressure pipeline connecting cylinder, the hydro-cylinder is right the casing arranges the oil for the elastic component drive the cover body is in remove along being close to the axle center direction in the casing, in order to realize the cover body is locked locking axle.

Furthermore, a second hole for the sleeve body to move is formed in the shell, and the shape of the second hole is matched with that of the sleeve body.

Furthermore, the sleeve body is an inverted trapezoidal cylinder.

Furthermore, the shell is provided with a first hole for the locking shaft to pass through, and the inner diameter of the first hole is larger than the outer diameter of the locking shaft.

Furthermore, the hydraulic pipeline comprises a straight pipe and a connecting pipe connected with the near end of the straight pipe.

Furthermore, a plunger is arranged at the near end of the sleeve body, and a part of the near end of the plunger extends into the straight pipe.

Further, the casing distal end sets up first proximity switch, first proximity switch is used for the response when unclamping the position of the cover body, the casing near-end sets up second proximity switch, second proximity switch is used for the response when hugging closely the position of the cover body.

Furthermore, the hydraulic press slide block braking device further comprises a controller, wherein the controller is used for receiving detection signals of the first proximity switch and the second proximity switch and controlling oil inlet or oil discharge of the oil cylinder.

Furthermore, the locking shaft distal end with the slider passes through fixed establishment and connects, fixed establishment is including setting up the support of slider both sides, the epaxial at least two locking nuts that set up of locking, the locking shaft passes the support is through two locking nut presss from both sides tightly fixedly.

Furthermore, the fixing mechanism further comprises a pressing plate arranged on the support, and the pressing plate is meshed with the locking nut.

Compared with the prior art, the utility model discloses a beneficial technological effect as follows:

(one) the utility model discloses a hydraulic press slider arresting gear during operation, controller control cylinder pass through hydraulic line oil feed or oil extraction, promote straight tube inner plunger and remove, and plunger and elastic component order about the cover body and remove or remove along being close to the axle center direction along keeping away from the axle center direction, make the cover body hold tightly or loosen and embrace the axle, realize the braking of slider, simple structure, braking speed is fast.

And (II) further, when the sleeve body moves in place, the position of the sleeve body is detected through the first proximity switch or the second proximity switch, and the electric feedback is obtained to the controller, so that the state of the locking mechanism can be detected in real time.

Drawings

Fig. 1 shows a schematic side view of a hydraulic press slide block braking device according to an embodiment of the present invention.

Fig. 2 shows a schematic structural diagram of a fixing mechanism in a hydraulic press slide block braking device provided by the embodiment of the invention.

Fig. 3 shows a schematic structural diagram of a locking mechanism in a hydraulic press slide block braking device according to an embodiment of the present invention in a locked state.

Fig. 4 shows a schematic structural diagram of a locking mechanism in a hydraulic press slide block braking device in a released state according to an embodiment of the present invention.

Fig. 5 shows a connection diagram of a hydraulic press slide block braking device according to a first embodiment of the present invention.

In the drawings, the reference numbers:

1. a lower cross beam; 11. a column; 12. a base; 2. a slider; 21. a support; 3. a locking mechanism; 31. locking the shaft; 32. a housing; 321. a first hole; 322. a second hole; 33. a sleeve body; 331. an elastic member; 34. a plunger; 35. a hydraulic line; 351. a straight pipe; 352. a connecting pipe; 36. a first proximity switch; 37. a second proximity switch; 4. a fixing mechanism; 41. locking the nut; 42. pressing a plate; 43. a screw; 5. a controller; 6. and an oil cylinder.

Detailed Description

To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

In the description of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like are defined to indicate an orientation or positional relationship based on that shown in the drawings, merely to facilitate the description of the present invention and to simplify the 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 therefore should not be construed as limiting the present invention.

In order to describe the structure of the slide block braking device of the hydraulic machine more clearly, the present invention defines the terms "far end" and "near end", specifically, the "far end" refers to the end far away from the ground, the "near end" refers to the end close to the ground, taking fig. 1 as an example, the lower end of the locking shaft 31 in fig. 1 is the near end, and the upper end of the locking shaft 31 in fig. 1 is the far end.

Example one

Please refer to fig. 1, a hydraulic press slider braking device, the hydraulic press slider braking device includes a lower beam 1 and bases 12 disposed on both sides of a distal end of the lower beam 1, each of the bases 12 has a locking mechanism 3 disposed at the distal end, two distal ends of the locking mechanism 3 are respectively connected to both sides of the slider 2, the locking mechanism 3 includes a housing 32 and a locking shaft 31 slidably disposed in the housing 32, a proximal end of the locking shaft 31 is connected to the slider 2, a hollow sleeve 33 is movably disposed in the housing 32, the sleeve 33 is connected to the housing 32 through an elastic member 331, an inner wall of the sleeve 33 is matched with a surface of the locking shaft 31, the housing 32 is connected to an oil cylinder 6 through at least two hydraulic pipelines 35, the oil cylinder 6 discharges oil to the housing 32, so that the elastic member 331 drives the sleeve 33 to move in the housing 32 along a direction close to the axis, thereby locking the locking shaft 31 by the sleeve 33.

The specific structure of the locking mechanism 3 is described below as follows:

referring to fig. 3 and fig. 4, further, a second hole 322 for the sheath 33 to move is formed in the casing 32, and the shape of the second hole 322 is matched with the sheath 33. Specifically, with continued reference to fig. 3 and 4, the sleeve body 33 is an inverted trapezoidal cylinder, and the second hole 322 is also an inverted trapezoidal cylinder, so that the inner wall of the sleeve body 33 is always kept in a vertical state while approaching the locking shaft 31 in the moving process.

Referring to fig. 3 and 4, further, the two elastic members 331 are vertically disposed at opposite distal ends of the sheath body 33, respectively, a proximal end of the elastic member 331 is connected to the distal end of the sheath body 33, a distal end of the elastic member 331 is connected to the distal end of the second hole 322, and the elastic member 331 provides a vertical downward elastic force for the sheath body 33.

Referring to fig. 3 and fig. 4, further, the housing 32 is provided with a first hole 321 for the locking shaft 31 to pass through, and an inner diameter of the first hole 321 is greater than an outer diameter of the locking shaft 31, so that a pressure in the second hole 322 is balanced with an external environment when the sheath 33 moves, thereby facilitating the movement of the sheath 33.

Referring to fig. 3 and 4, further, the hydraulic line 35 includes a straight pipe 351 and a connection pipe 352 connected to a proximal end of the straight pipe 351, and the connection pipe 352 is connected to the cylinder 6.

Referring to fig. 3 and 4, further, a plunger 34 is disposed at the proximal end of the sheath 33, a portion of the proximal end of the plunger 34 extends into the straight tube 351, and the plunger 34 is used for receiving the force of the oil pressure and driving the sheath 33 to move, and the plunger 34 can prevent the hydraulic oil from leaking.

Referring to fig. 3 and 4, further, a first proximity switch 36 is disposed at a distal end of the housing 32, and when the housing is in a released state, the first proximity switch 36 senses that the position of the sheath 33 is powered when the housing is released. The proximal end of the shell 32 is provided with a second proximity switch 37, and when the shell is in a clasping state, the second proximity switch 37 induces the position of the sleeve body 33 to be electrified when clasping.

Referring to fig. 5, further, the hydraulic press slide block braking device further includes a controller 5, and the controller 5 is configured to receive detection signals of the first proximity switch 36 and the second proximity switch 37, and control the oil cylinder 6 to take oil or discharge oil. The controller 5 can be a commercially available PLC controller 5, such as a Baowang YYKZ380 hydraulic control cabinet, and software is programmed to be carried by the product, and belongs to the prior art.

The specific structure of the fixing mechanism 4 is described below as follows:

referring to fig. 2, further, the distal end of the locking shaft 31 is connected to the slider 2 through a fixing mechanism 4, the fixing mechanism 4 includes brackets 21 disposed on two sides of the slider 2, two locking nuts 41 are screwed on the locking shaft 31, and the locking shaft 31 penetrates through the brackets 21 and is clamped and fixed by the two locking nuts 41.

Referring to fig. 1 and fig. 2, further, the fixing mechanism 4 further includes a pressing plate 42 disposed on the bracket 21, the pressing plate 42 is fixed on the bracket 21 by a screw 43, and the pressing plate 42 is engaged with the locking nut 41.

Referring to fig. 1, further, upright posts 11 are respectively disposed at four corners of the far end of the lower beam 1, and are used for limiting the moving direction of the slider 2.

The utility model discloses a concrete work flow as follows:

referring to fig. 4, the controller 5 controls the oil cylinder 6 to feed oil through the hydraulic pipeline 35, so as to push the plunger 34 in the straight pipe 351 to move towards the far end along the axial direction, the plunger 34 overcomes the force of the elastic member 331 of the locking mechanism 3, so that the sleeve body 33 moves along the direction away from the axis, when the plunger 34 moves in place, the first proximity switch 36 detects that the sleeve body 33 is electrified and feeds back to the controller 5, at this time, a certain gap exists between the locking shaft 31 and the inner wall of the sleeve body 33 of the locking mechanism 3, and the slide block 2 can perform related movement;

referring to fig. 3, when the slider 2 needs to stop moving or trigger a safety light curtain or an emergency stop button, the controller 5 controls the oil cylinder 6 to discharge oil through the hydraulic pipeline 35, so as to push the plunger 34 in the straight tube 351 to move toward the near end along the axial direction, the elastic member 331 of the elastic member 331 drives the sleeve 33 to move along the direction close to the axis, the locking shaft 31 is locked, braking of any position of the slider 2 is achieved, and when the slider moves in place, the second proximity switch 37 detects that the sleeve 33 is powered and feeds back to the controller 5.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The hydraulic press slide block braking device is characterized in that: hydraulic press slider arresting gear includes the bottom end rail and sets up the base of bottom end rail distal end, base distal end both sides set up locking mechanism respectively, two locking mechanism distal end attach fittings's both sides respectively, locking mechanism includes the casing and slides and sets up locking axle in the casing, locking axle near-end is connected the slider, still movably set up the hollow cover body in the casing, the cover body passes through the elastic component and connects in the casing, set internal wall with locking axle surface cooperation, the casing is through two at least hydraulic line connection hydro-cylinders, the hydro-cylinder is right the casing carries out the oil extraction for the elastic component drive the cover body is in the casing is along removing near the axle center direction, in order to realize the cover body is tight locking axle.

2. The hydraulic press slide block brake of claim 1, wherein: the shell is internally provided with a second hole for the sleeve body to move, and the shape of the second hole is matched with that of the sleeve body.

3. The hydraulic press slide block brake of claim 2, wherein: the sleeve body is an inverted trapezoidal cylinder.

4. The hydraulic press slide block brake of claim 1, wherein: the shell is provided with a first hole for the locking shaft to pass through, and the inner diameter of the first hole is larger than the outer diameter of the locking shaft.

5. Hydraulic press slide brake apparatus according to claim 1, characterised in that: the hydraulic pipeline comprises a straight pipe and a connecting pipe connected with the near end of the straight pipe.

6. The hydraulic press slide block brake of claim 5, wherein: the sleeve body is characterized in that a plunger is further arranged at the near end of the sleeve body, and a part of the near end of the plunger extends into the straight pipe.

7. The hydraulic press slide block brake of claim 1, wherein: the casing distal end sets up first proximity switch, first proximity switch is used for the response when unclamping the position of the cover body, the casing near-end sets up second proximity switch, second proximity switch is used for the response when hugging closely the position of the cover body.

8. The hydraulic press slide block brake of claim 7, wherein: the hydraulic press sliding block braking device further comprises a controller, and the controller is used for receiving detection signals of the first proximity switch and the second proximity switch and controlling oil inlet or oil discharge of the oil cylinder.

9. Hydraulic press slide brake apparatus according to claim 1, characterised in that: the locking shaft far end with the slider passes through fixed establishment to be connected, fixed establishment is including setting up the support of slider both sides, the epaxial at least two locking nuts that set up of locking, the locking shaft passes the support is through two locking nut presss from both sides tightly fixedly.

10. The hydraulic press slide brake apparatus of claim 9, wherein: the fixing mechanism further comprises a pressing plate arranged on the support, and the pressing plate is meshed with the locking nut.