CN111545650A

CN111545650A - Cavity steel ball pressure riveting device

Info

Publication number: CN111545650A
Application number: CN201910111379.6A
Authority: CN
Inventors: 陈浩; 王鹏; 袁皓; 汤继操; 裴东良; 颜永文; 林辉; 付传武
Original assignee: Ningbo Yundian Intelligent Control Technology Co ltd
Current assignee: Ningbo corbeate Intelligent Technology Co., Ltd
Priority date: 2019-02-12
Filing date: 2019-02-12
Publication date: 2020-08-18
Anticipated expiration: 2039-02-12
Also published as: CN111545650B

Abstract

The invention provides a cavity steel ball press riveting device which comprises a bottom plate, wherein a feeding device, a riveting device, a fixing device and a moving device are arranged on the bottom plate; the feeding device is provided with a material distributing device; the riveting device comprises a first riveting device arranged on the bottom plate and a second riveting device arranged opposite to the first riveting device, and the first riveting device, the second riveting device and the fixing device are coaxially arranged. The feeding device, the distributing device and the fixing device are arranged to replace manual feeding and fix and position workpieces, and the riveting devices are arranged in two, so that steel balls on two sides of the cavity are pressed simultaneously, the operation is simple and convenient, the assembly efficiency is improved, and the labor intensity of workers is reduced; and the safety of the operation process is ensured.

Description

Cavity steel ball pressure riveting device

Technical Field

The invention relates to a pressure riveting device, in particular to a cavity steel ball pressure riveting device.

Background

The oil-gas separator is a main component in a crankcase ventilation system, and is used for efficiently separating engine oil in crankcase blow-by gas, and the separation performance of the oil-gas separator has important influence on the reliability and emission of an engine; the cavity is an important component of the oil-gas separator, and during production, two sides of the cavity need to be sealed, usually steel balls are pressed into two sides of the cavity for sealing; the original process of the product is to build a simple press-fitting system through a gas-liquid pressure cylinder, manually put a workpiece and steel balls under a pressure head and centralize the workpiece and the steel balls, after the workpiece and the steel balls are started, the pressure cylinder returns after the workpiece and the steel balls move to the end of a stroke, manually put another steel ball for press-fitting, and manually use a punch pin to knock the periphery of the steel balls after the press-fitting is completed; when the steel balls are assembled by adopting the process, the assembly efficiency is low, and the assembly quality cannot be ensured; in addition, the workpiece and the steel ball need to be positioned manually during press fitting, so that the labor capacity of workers is increased, and danger is easy to occur during the press fitting process.

Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.

Disclosure of Invention

The invention aims to provide a cavity steel ball press riveting device which can effectively solve the technical problem.

In order to achieve the purpose of the invention, the following technical scheme is adopted:

a cavity steel ball press riveting device comprises a bottom plate, wherein a feeding device, a riveting device, a fixing device and a moving device are arranged on the bottom plate; the feeding device is provided with a material distributing device; the riveting device comprises a first riveting device arranged on the bottom plate and a second riveting device arranged opposite to the first riveting device, and the first riveting device, the second riveting device and the fixing device are coaxially arranged.

Further, be equipped with the support on the bottom plate, feed arrangement including set up in on the support and with support fixed connection's hopper, set up in the hopper lower extreme and with funnel sliding contact's unloading pipe, set up in be used for driving on the support unloading pipe vertical motion goes up a actuating mechanism, set up in unloading pipe lower extreme adapter and set up in unloading pipe upper end is used for detecting the sensor of steel ball quantity.

Further, the first driving mechanism is arranged as an electric cylinder, and the sensor is arranged as a correlation optical fiber.

Furthermore, the material distributing device comprises a material storing block, a push ruler arranged on the material storing block, a material distributing block arranged on the material storing block, a blanking pipe arranged on the material distributing block, and a second driving mechanism arranged on the material storing block and used for driving the push ruler to move horizontally; the second driving mechanism is arranged as an air cylinder; the material storage block, the push ruler and the material distributing block are all provided with through holes for steel balls to pass through; the front surface of the material storage block is provided with a first groove; the upper surface of the material storage block is provided with a second groove, and the push ruler is connected with the second groove in a sliding mode.

Further, the first riveting device is located on the rear side of the material distributing device and comprises a press, a first riveting joint located in front of the press, a sliding block arranged between the first riveting joint and the press, a material pushing rod arranged on the front end face of the sliding block and a stop block arranged at the rear end of the material storage block; the first rivet joint is contained in the first groove, and the sliding block is connected with the bottom plate in a sliding mode.

Further, the second riveting device comprises a support arranged on the bottom plate, a moving block arranged on the support and connected with the support in a sliding manner, a second riveting joint arranged on the moving block, and a third driving mechanism arranged on the support and used for driving the moving block to move horizontally; the third driving mechanism is provided as a cylinder.

Furthermore, the fixing device comprises a fixing seat arranged on the bottom plate, a fourth driving mechanism arranged below the fixing seat, and a rotating seat arranged on the fourth driving mechanism and used for placing a workpiece, wherein the fourth driving mechanism is a servo motor.

Furthermore, the moving device comprises a first moving plate arranged on the bottom plate and connected with the bottom plate in a sliding manner, a first cylinder arranged on the bottom plate and used for driving the first moving plate to slide, a second moving plate connected with the first moving plate in a sliding manner, and a second cylinder arranged on the first moving plate and used for driving the second moving plate.

Furthermore, the first moving plate is fixedly connected with the fixing device, and the second moving plate is fixedly connected with the material distributing device.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the automatic steel ball feeding device, the feeding device and the material distribution device are arranged, so that automatic steel ball feeding is realized, and a workpiece is fixed and positioned by the fixing device, so that the automation degree is high, the labor capacity of workers is reduced, and the safety of the operation process is ensured; the assembly efficiency is improved;

2. according to the riveting device, the first cylinder, the first moving plate, the second cylinder and the second moving plate are arranged to be matched with each other for use, so that the fixing device and the riveting device can be separated from or close to each other, and the workpiece can be prevented from being scratched in the rotating process; meanwhile, the first movable plate, the second movable plate and the press-fitting supporting platform are arranged on the same sliding rail, so that the riveting device and the workpiece are coaxial in the press-fitting process, the stability of the press-fitting process is improved, and the assembling quality is guaranteed.

3. According to the invention, the two riveting devices are arranged, so that the device can simultaneously press and rivet the steel balls on the two sides of the cavity, the operation is simple and convenient, and the time and the labor are saved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a schematic structural view of a cavity steel ball press riveting device provided by the invention;

FIG. 2 is a schematic structural view of the distributing device in FIG. 1;

FIG. 3 is a schematic view of the riveting apparatus of FIG. 1;

fig. 4 is a schematic structural view of the fixing device in fig. 1 used in cooperation with a second riveting device.

Numerical description in the figures:

1. a base plate; 11. a support;

2. a feeding device; 21. a hopper; 22. a discharging pipe; 23. a first drive mechanism; 24. an adapter; 25. a sensor;

3. a material distributing device; 31. a material storage block; 311. a first through hole; 312. a first groove; 313. a second groove; 32. a material distributing block; 321. a second through hole; 33. pushing a ruler; 331. a third through hole; 34. a blanking pipe; 35. a second drive mechanism;

4. a riveting device; 41. a first riveting device; 411. a press; 412. a first riveted joint; 413. a slider; 414. a stopper; 415. a material pushing rod; 42. a second riveting device; 421. a support; 422. a third drive mechanism; 423. a moving block; 424. a second riveted joint;

5. a fixing device; 51. a fixed seat; 52. a fourth drive mechanism; 53. a rotating base;

6. a mobile device; 61. a first moving plate; 62. a first cylinder; 63. a second moving plate; 64. a second cylinder.

Detailed Description

The invention will be described more fully with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the invention.

As shown in fig. 1, the cavity steel ball press riveting device comprises a bottom plate 1, a feeding device 2 arranged on the bottom plate 1, a material separating device 3 arranged on the feeding device 2, a riveting device 4 arranged on the bottom plate 1, a fixing device 5 and a moving device 6.

Wherein, a bracket 11 is arranged on the bottom plate 1. The bottom plate 1 is horizontally placed. The lower end of the bracket 11 is connected with the upper surface of the bottom plate 1 through bolts.

The feeding device 2 comprises a hopper 21, a feeding pipe 22 arranged at the lower end of the hopper 21, a driving mechanism 23 arranged on the feeding pipe 22, an adapter 24, and a sensor 25. The lower end of the hopper 21 is fixedly connected with the bracket 11, and the steel balls are placed in the hopper 21. The upper end of the blanking pipe 22 penetrates through the lower end of the hopper 21 and is in sliding contact with the hopper, the blanking pipe 22 penetrates through the support 11 and is in sliding contact with the support, and a linear bearing is arranged between the blanking pipe 22 and the support 11, so that the blanking pipe 22 can stably move up and down between the support 11 and the hopper 21. The driving mechanism 23 is fixedly connected with the bracket 11 through a fixing member, the driving mechanism 23 is connected with the blanking pipe 22 through a connecting member, so that the driving mechanism 23 can drive the blanking pipe 22 to move up and down, further, steel balls in the hopper 21 can enter the blanking pipe 22, and the first driving mechanism 23 is preferably an electric cylinder. The lower extreme of unloading pipe 22 with adapter 24 is connected, adapter 24 is the pipe diameter adapter. The sensor 25 is connected with the bracket 11 through a fixing frame by bolts, the sensor 25 is preferably an opposite optical fiber, the sensor 25 detects whether steel balls in the blanking pipe 22 exist or not, and then sends the steel balls to the driving mechanism 23, so that the up-and-down movement of the blanking pipe 22 can be controlled, and the quantity of the steel balls in the blanking pipe 22 can be controlled.

As shown in fig. 2, the material distributing device 3 includes a material storing block 31, a material distributing block 32 disposed on the material storing block 31, a push ruler 33, a material dropping pipe 34 disposed on the material distributing block 32, and a second driving mechanism 35 disposed on the push ruler 33. Be provided with first through-hole 311 on the storage block 31, first through-hole 311 is the round hole and runs through the front and back surface of storage block 31, be provided with first recess 312 on the front surface of storage block 31, first recess 312 is the square groove, be provided with second recess 313 on the upper surface of storage block 31, second recess 313 is the square groove, be provided with the counter sink on the upper surface of storage block 31, the counter sink is vertical hole, the counter sink with first through-hole 311 is linked together, just the counter sink with first through-hole 311 forms sunkenly. The distributor block 32 is a cuboid, a second through hole 321 is formed in the upper surface of the distributor block 32, the second through hole 321 is a stepped hole, and the distributor block 32 is connected with the material storage block 31 through bolts. The push ruler 33 is horizontally arranged, the push ruler 33 is contained in the second groove 313 and is in sliding contact with the material storage block 31, so that the push ruler 33 can move left and right on the material storage block 31, a third through hole 331 is formed in the push ruler 33, the third through hole 331 is a round hole and penetrates through the upper surface and the lower surface of the push ruler 33, and steel balls can enter the third through hole 331. The upper end of the blanking pipe 34 is communicated with the adapter 24, and the lower end of the blanking pipe 34 is inserted into the second through hole 321. The second driving mechanism 35 is connected to the push ruler 33, and the second driving mechanism 35 is preferably an air cylinder.

As shown in fig. 3 and 4, the riveting device 4 includes a first riveting device 41 and a second riveting device 42 disposed opposite to the first riveting device 41. The first riveting device 41 is located at the rear side of the feeding device 2, and the first riveting device 41 includes a press 411, a first riveting joint 412 located in front of the press 411, a slider 413 and a stopper 414 which are arranged between the first riveting joint 412 and the press 411. The first riveting device 41 is arranged on the press-fitting support sliding table, and the press-fitting support sliding table is slidably connected with a sliding rail arranged on the bottom plate 1. The press 411 is fixedly connected to the base plate 1. The first riveted joint 412 is accommodated in the first groove 312, the first riveted joint 412 is flush with the material storage block 31, the first riveted joint 412 is fixedly connected with the material storage block 31, and a through hole is formed in the first riveted joint 412 for a steel ball to pass through. A first positioning mechanism is arranged between the sliding block 413 and the bottom plate 1, the first positioning mechanism is a guide rail and a sliding block, the sliding block 413 is connected with the press 411, so that the press 411 can drive the sliding block 413 to move back and forth, a material pushing rod 415 is inserted on the sliding block 413, the rear end of the material pushing rod 415 is fixedly connected with the sliding block 413, the front end of the material pushing rod 415 penetrates through the first through hole 311, and the front end of the material pushing rod 415 penetrates through the through hole, so that the material pushing rod 415 can push the steel balls in the first through hole 311 into a product. The stopper 414 is located in front of the sliding block 413, the material pushing rod 415 penetrates through the stopper 414, and an electric cylinder is connected to the stopper 414, so that the electric cylinder can drive the stopper 414 to move up and down, and then the stopper 414 moving upwards can block the sliding block 413, and further the material pushing rod 415 can be prevented from moving forwards excessively, so that the material pushing rod 415 is prevented from interfering with normal riveting. The second riveting device 42 includes a support 421, a third driving mechanism 422 disposed on the support 421, a moving block 423, and a second riveting joint 424 disposed on the moving block 423. The support 421 is fixedly connected with the bottom plate 1. The third driving mechanism 422 is connected to the support 421. A first positioning mechanism is arranged between the moving block 423 and the support 421, the first positioning mechanism is a guide rail and a sliding block, and the moving block 423 is connected with the third driving mechanism 422, so that the third driving mechanism 422 can drive the moving block 423 to move, and the third driving mechanism is preferably an air cylinder. The second rivet joint 424 is connected to the moving block 423.

The fixing device 5 includes a fixing base 51, a fourth driving mechanism 52 disposed on the fixing base 51, and a rotating base 53 disposed on the fourth driving mechanism 52. The fixed seat 51 is fixedly connected with the lower surface of the bottom plate 1. The fourth driving mechanism 52 is connected to the fixed frame 51, and the fourth driving mechanism 52 is preferably a servo motor. The rotating base 53 is connected with the fourth driving mechanism 52, so that the fourth driving mechanism 52 can drive the rotating base 53 to rotate, a product is placed on the rotating base 53, and the product and the rotating base 53 are fixed through a positioning pin.

The moving device 6 includes a first moving plate 61, a first cylinder 62 disposed on the bottom plate 1, a second moving plate 63, and a second cylinder 64 disposed on the first moving plate 61. A second positioning mechanism is arranged between the first moving plate 61 and the bottom plate 1, the second positioning mechanism is a guide rail and a slide block, and the fixing device 5 is arranged on the first moving plate 61. The first cylinder 62 is connected to the first moving plate 61. A third positioning mechanism is arranged between the second moving plate 63 and the first moving plate 61, the third positioning mechanism is a guide rail and a slide block, and the material storage block 31 is connected with the second moving plate 63.

When the feeding device is used, firstly, the first cylinder 62 drives the first moving plate 61 to move backwards, the second cylinder 64 drives the second moving plate 63 to move backwards, then, a product is placed on the rotating seat 53 and is positioned by the positioning pin, then, the first moving plate 61 and the second moving plate 63 are reset, then, steel balls are poured into the hopper 21, then, the steel balls enter the storage block 31 through the discharging pipe 22, the adapter 24 and the blanking pipe 34, then, the second driving mechanism 35 drives the push ruler 33 to move left and right, so that the steel balls enter the first through hole 311 through the third through hole 331 and the counter bore, then, the press 411 drives the push rod to move forwards, so that the push rod 415 can push the steel balls in the first through hole 311 into the product, then, the first moving plate 61 and the second moving plate 63 are moved backwards again, then the fourth driving mechanism 52 drives the product to rotate 180 degrees, and then the steel ball is pushed into the product again, in this process, as described above, the electric cylinder drives the stopper 414 to move upwards, at this time, the press 411 drives the slider 413 to move forwards, and the material storage block 31 moves forwards along with the slider, so that the first riveting joint 412 can rivet the steel ball, and simultaneously the moving plate 61 moves forwards integrally, so that the second riveting joint 424 can rivet the steel ball on the other side until the riveting is completed.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

Claims

1. The utility model provides a device is riveted to cavity steel ball pressure, includes the bottom plate, its characterized in that: the bottom plate is provided with a feeding device, a riveting device, a fixing device and a moving device; the feeding device is provided with a material distributing device; the riveting device comprises a first riveting device arranged on the bottom plate and a second riveting device arranged opposite to the first riveting device, and the first riveting device, the second riveting device and the fixing device are coaxially arranged.

2. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the feeding device comprises a hopper, a discharging pipe, a first driving mechanism, an adapter, a sensor, a second driving mechanism, a sensor and a controller, wherein the hopper is arranged on the support and is fixedly connected with the support, the discharging pipe is arranged at the lower end of the hopper and is in sliding contact with the hopper, the first driving mechanism is arranged on the support and is used for driving the discharging pipe to vertically move, the adapter is arranged at the lower end of the discharging pipe, and the sensor is arranged at the upper end of the discharging pipe and is used for detecting the quantity of.

3. The cavity steel ball pressure riveting device of claim 2, which is characterized in that: the first driving mechanism is arranged to be an electric cylinder, and the sensor is arranged to be a correlation optical fiber.

4. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the material distribution device comprises a material storage block, a push ruler arranged on the material storage block, a material distribution block arranged on the material storage block, a blanking pipe arranged on the material distribution block, and a second driving mechanism arranged on the material storage block and used for driving the push ruler to move horizontally; the second driving mechanism is arranged as an air cylinder; the material storage block, the push ruler and the material distributing block are all provided with through holes for steel balls to pass through; the front surface of the material storage block is provided with a first groove; the upper surface of the material storage block is provided with a second groove, and the push ruler is connected with the second groove in a sliding mode.

5. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the first riveting device is positioned at the rear side of the material distributing device and comprises a press, a first riveting joint positioned in front of the press, a sliding block arranged between the first riveting joint and the press, a material pushing rod arranged on the front end surface of the sliding block and a stop block arranged at the rear end of the material storage block; the first rivet joint is contained in the first groove, and the sliding block is connected with the bottom plate in a sliding mode.

6. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the second riveting device comprises a support arranged on the bottom plate, a moving block arranged on the support and connected with the support in a sliding manner, a second riveting joint arranged on the moving block, and a third driving mechanism arranged on the support and used for driving the moving block to move horizontally; the third driving mechanism is provided as a cylinder.

7. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the fixing device comprises a fixing seat arranged on the bottom plate, a fourth driving mechanism arranged below the fixing seat, and a rotating seat arranged on the fourth driving mechanism and used for placing a workpiece, wherein the fourth driving mechanism is a servo motor.

8. The cavity steel ball pressure riveting device of claim 1, which is characterized in that: the moving device comprises a first moving plate arranged on the bottom plate and connected with the bottom plate in a sliding manner, a first cylinder arranged on the bottom plate and used for driving the first moving plate to slide, a second moving plate connected with the first moving plate in a sliding manner, and a second cylinder arranged on the first moving plate and used for driving the second moving plate.

9. The cavity steel ball pressure riveting device of claim 8, which is characterized in that: the first moving plate is fixedly connected with the fixing device, and the second moving plate is fixedly connected with the material distributing device.