CN109550883B - Device for automatically classifying rivets - Google Patents
Device for automatically classifying rivets Download PDFInfo
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- CN109550883B CN109550883B CN201811468474.3A CN201811468474A CN109550883B CN 109550883 B CN109550883 B CN 109550883B CN 201811468474 A CN201811468474 A CN 201811468474A CN 109550883 B CN109550883 B CN 109550883B
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- nail
- sliding plate
- cylinder
- separating
- base
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Automatic Assembly (AREA)
Abstract
The invention provides a device for automatically classifying rivets, comprising: the nail separating device comprises a nail separating base, a nail separating sliding plate, a sliding plate pushing plate and three cylinders, wherein the nail separating base is provided with n nail feeding holes, the nail separating sliding plate is provided with m nail feeding holes, and the nail separating sliding plate is arranged above the nail separating base in a sliding manner; the sliding plate push plate is fixedly arranged on one side of the nail separating sliding plate; the three cylinders are respectively arranged on the nail separating base, the first cylinder and the second cylinder are positioned on one side of the sliding plate push plate, the piston rod of the second cylinder is connected with the sliding plate push plate, the third cylinder is positioned on the other side of the sliding plate push plate, and the piston rods of the first cylinder and the third cylinder can both contact with the sliding plate push plate; the three cylinders act on the sliding plate push plate respectively, so that the nail separating sliding plate is pushed to do linear reciprocating motion, one nail feeding hole of the nail separating sliding plate corresponds to different nail feeding holes in the nail separating base at different time respectively, and different types of rivets are output by the nail separating sliding plate. The automatic nail feeding system solves the problems of complex structure and high cost of the automatic nail feeding system, saves the cost, simplifies the structure and reduces the failure rate.
Description
Technical Field
The invention relates to the technical field of automatic rivet feeding, in particular to a device for automatically classifying rivets.
Background
The automatic rivet feeding technology is used for orderly arranging rivets in an unordered and scattered state and sequentially conveying the rivets to riveting stations as required, and the whole process comprises orientation, arrangement, storage, selection, separation and conveying of the rivets. The automatic rivet feeding technology is the premise of realizing the automatic drilling and riveting technology, and factors caused by a rivet feeding system account for 90% in the shutdown fault of the automatic drilling and riveting machine.
The automatic nail feeding system mainly comprises an automatic feeding machine, a nail feeding pipeline and a nail shooting device. The working process is as follows: manually putting scattered rivets into a vibration disc of the automatic feeder, and sequentially arranging the disordered and irregular rivets for waiting for instructions according to a certain sequence by the rivets through the vibration disc; the upper computer sends a nail feeding instruction according to the processing position, and the system calls a rivet number to start feeding nails; the characteristics of the conveyed rivets are extracted after photographic measurement, and the rivets are screened and then blown to the position of the transposition block for the second time; and selecting a proper nail feeding pipeline to be conveyed to the position of the nail shooting device according to program control, and pushing the nail to a riveting position by a cylinder of the nail shooting device to perform a riveting process.
In the actual production process, a processing product needs to be provided with rivets of various specifications for processing, the types (nail head shapes), the diameters and the lengths of the required rivets can be different according to different processing positions, and one specification rivet corresponds to a single set of nail feeding mechanism, so that the structure is complex and the cost is high. For the whole automatic nail feeding system, how to integrate various rivets in a classified manner, reduce related parts such as a rivet vibrating disk, a nail feeding pipe, a nail shooter and the like so as to save cost, simplify the structure and reduce the failure rate is a problem to be solved urgently.
Disclosure of Invention
The invention provides a device for automatically classifying rivets, which aims to solve the problems that an automatic rivet feeding system in the prior art is complex in structure and high in cost.
The technical scheme of the invention is realized as follows:
an apparatus for automatic sorting of rivets, comprising: the nail separating device comprises a nail separating base, a nail separating sliding plate, a sliding plate pushing plate and three cylinders, wherein n nail feeding holes are formed in the nail separating base, m nail feeding holes (n > m) are formed in the nail separating sliding plate, the nail separating sliding plate is arranged above the nail separating base in a sliding mode, and each nail feeding hole in the nail separating sliding plate can correspond to a plurality of nail feeding holes in the nail separating base; the sliding plate push plate is fixedly arranged on one side of the nail separating sliding plate; the three cylinders are respectively arranged on the nail separating base, the first cylinder and the second cylinder are arranged on one side of the sliding plate push plate side by side, the piston rod of the second cylinder is connected with the sliding plate push plate, the third cylinder is arranged on the other side of the sliding plate push plate, and the piston rods of the first cylinder and the third cylinder can both contact with the sliding plate push plate; the stroke of the second cylinder is larger than that of the first cylinder, and the pressure of the third cylinder is larger than that of the second cylinder;
the three cylinders act on the sliding plate push plate respectively, and then the push divides the nail sliding plate to be linear reciprocating motion, and when the three cylinders were driven respectively, the nail hole that send on the branch nail sliding plate corresponded the difference that divides on the nail base at different times and send the nail hole, and the rivet of carrying loops through the nail hole that send that divides the nail base and the nail hole that send that divides the nail sliding plate and realizes the output, and a plurality of nail holes that send on the branch nail sliding plate can realize polytype rivet output.
Preferably, the diameters of the n nail feeding holes in the nail distribution base comprise various size types, the diameter of each nail feeding hole is 0.4-0.5 mm larger than the maximum diameter of the corresponding conveyed rivet, and each nail feeding hole in the nail distribution sliding plate corresponds to the maximum diameter of the conveyed rivet.
Preferably, the piston rod of the first cylinder and the piston rod of the third cylinder are both provided with a collision block.
Preferably, the nail sorting machine further comprises position sensors, and the strokes of the three cylinders are in integral multiple relation with hole site intervals of adjacent nail feeding holes on the nail distributing base; and a position sensor is arranged at each stroke position of each air cylinder through a limiting block, so that each air cylinder has signal feedback to each stroke position.
Preferably, the side parts, close to the nail distribution sliding plate, of the mounting frames of the first air cylinder and the second air cylinder are provided with the ball collision assemblies, the nail distribution sliding plate is provided with a plurality of corresponding ball collision sockets, and the ball collision assemblies play a role in guiding the contact between the nail distribution sliding plate and the mounting frames; the distance between two adjacent collision ball sockets is consistent with the distance between two adjacent nail feeding holes on the nail distributing base.
Preferably, the three cylinders are respectively controlled by a five-way solenoid valve.
Preferably, the material of the sub-nail base, the sub-nail sliding plate, the sliding plate pushing plate and the mounting rack of the three cylinders is tin bronze.
Preferably, the three cylinders are all double-acting cylinders.
Preferably, the outer sides of the nail separating sliding plate and the nail separating base are provided with guide clamping plates, so that the nail separating sliding plate can do reciprocating linear motion according to a track limited by the guide clamping plates.
Preferably, a nail feeding pipe joint is arranged at the top end of each nail feeding hole of the nail distribution sliding plate.
The invention has the beneficial effects that: the device for automatically classifying the rivets is used in combination with an automatic rivet feeding system, when the rivets are automatically fed, the rivet distributing sliding plate is moved to a designated position, rivets with different specifications are classified and gathered according to the external dimensions, the rivets with similar dimensions are conveyed through the same type of rivet feeding holes in the rivet distributing sliding plate, the rivet distributing sliding plate makes linear reciprocating motion, one type of rivet can be conveyed to the nail shooter by one rivet feeding hole, the arrangement of rivet feeding pipelines and the number of the nail shooters are reduced, the arrangement structure of the rivet feeding is simplified, and the failure rate of the staples is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an apparatus for automatically sorting rivets according to the present invention;
FIG. 2 is a schematic structural view of the nail distributing base and the nail feeding hole of the nail distributing slide plate shown in FIG. 1;
FIG. 3 is a schematic position diagram of a nail feeding hole of the nail separating base and a nail feeding hole of the nail separating sliding plate after the first cylinder and the second cylinder are completely retracted;
FIG. 4 is a schematic position diagram of a nail feeding hole of the nail distribution base and a nail feeding hole of the nail distribution sliding plate after the first cylinder is completely extended out;
FIG. 5 is a schematic position diagram of the nail feeding hole of the nail separating base and the nail feeding hole of the nail separating sliding plate after the second cylinder is completely extended out;
fig. 6 is a schematic position diagram of the nail feeding hole of the nail separating base and the nail feeding hole of the nail separating sliding plate after the third cylinder extends out.
In the figure:
1. a nail separating base; 2. a nail separating sliding plate; 3. a nail feeding pipe joint; 4. a guide clamping plate; 5. a ball-bumping component; 6. a cylinder; 7. a position sensor; 8. a slide plate push plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): an apparatus for automatic sorting of rivets, as shown in fig. 1 and 2, comprises: divide nail base 1, divide nail slide 2, send nail union coupling 3, direction cardboard 4, meet pearl subassembly 5, three cylinder 6, position sensor 7 and slide push pedal 8. The nail separating base 1 is provided with n nail feeding holes, the nail separating sliding plate 2 is provided with m nail feeding holes (n is larger than m), the diameters of the n nail feeding holes on the nail separating base comprise various size types, and the diameter of each nail feeding hole on the nail separating base is 0.4-0.5 mm larger than the maximum diameter of the corresponding conveyed rivet; the device is used for ensuring the conveying efficiency and reducing staple or fault phenomena during conveying; the nail distribution sliding plate 2 is arranged above the nail distribution base 1 in a sliding mode, each nail feeding hole in the nail distribution sliding plate 2 can correspond to a plurality of nail feeding holes in the nail distribution base 1, each nail feeding hole in the nail distribution sliding plate corresponds to the largest rivet diameter, the nail distribution sliding plate is used for conveying rivets of various types and different diameters, and meanwhile, the rivet with the smallest diameter is prevented from turning over when passing through the nail feeding hole in the nail distribution sliding plate; the nail feeding pipe joint 3 is arranged at the top end of each nail feeding hole of the nail separating sliding plate 2; the guide clamping plate 4 is arranged on the outer sides of the nail separating sliding plate 2 and the nail separating base 1, so that the nail separating sliding plate can do reciprocating linear motion according to a track limited by the guide clamping plate, the efficiency that the nail feeding holes of the nail separating sliding plate and the nail feeding holes of the nail separating base are coaxially corresponding is improved, and the use precision of the device is enhanced; the ball collision assembly 5 is arranged on the side part, close to the nail distribution sliding plate, of the mounting frame of the first air cylinder and the second air cylinder, the corresponding ball collision ball socket is arranged on the nail distribution sliding plate, and the ball collision assembly plays a role in guiding the contact between the nail distribution sliding plate and the mounting frame; the sliding plate push plate 8 is fixedly arranged on one side of the nail separating sliding plate 2; the three cylinders 6 are respectively arranged on the nail separating base 1, the first cylinder and the second cylinder are arranged on one side of the sliding plate push plate 8 side by side, and a piston rod of the second cylinder is connected with the sliding plate push plate, so that the stroke of the sliding plate push plate can be limited, the piston rod can directly act on the sliding plate push plate, the pushing efficiency is improved, the third cylinder is arranged on the other side of the sliding plate push plate 8, and the piston rods of the first cylinder and the third cylinder can both contact with the sliding plate push plate 8; the position sensor 7 is arranged at each stroke position of each air cylinder through a limiting block, so that signals are fed back after each air cylinder is in place. The stroke of the second cylinder is larger than that of the first cylinder, and the pressure of the third cylinder is larger than that of the second cylinder; the three cylinders act on the sliding plate push plate respectively, and then the push divides the nail sliding plate to be linear reciprocating motion, and when the three cylinders were driven respectively, the nail hole was sent to the difference that divides on the nail base corresponding at different times on dividing the nail sliding plate, and the rivet loops through the nail hole of sending of dividing the nail base and the nail hole of sending of dividing the nail sliding plate and realizes the output, can realize polytype rivet output through a plurality of nail holes of sending on the nail sliding plate of dividing.
The strokes of the three cylinders are in integral multiple relation with the hole site intervals of the adjacent nail feeding holes on the nail distributing base, so that the nail feeding holes on the nail sliding plate are always coincided with the nail feeding holes on the nail distributing base when the cylinders move. The distance between two adjacent collision ball sockets is consistent with the distance between two adjacent nail feeding holes on the nail distributing base.
In the embodiment, the piston rod of the first air cylinder and the piston rod of the third air cylinder are both provided with a collision block, the collision blocks are used for being in contact connection with the sliding plate push plate, and the air cylinders are separated from the sliding plate push plate when being retracted; the collision block can play a role in buffering. The nail separating base, the nail separating sliding plate, the sliding plate pushing plate and the mounting frames of the three cylinders are made of tin bronze; general rivet's is in a large number, the kind is many, divides the nail slide to need frequent motion change position, uses lubricating oil to make the rivet be infected with the greasy dirt easily, and tin bronze material can self-lubricate and avoid the rivet to be polluted by lubricating oil.
The three cylinders are respectively controlled by a five-way solenoid valve to drive the cylinders to move, so that the nail feeding holes of the nail separating sliding plate are coaxial with the nail feeding holes on the nail feeding base; the three cylinders are all double-acting cylinders. Since the accuracy of the cylinder stroke is not high, a position sensor is required for control. The operation of the three cylinders is as follows:
1. the first air cylinder and the second air cylinder are completely retracted, the nail separating sliding plate is driven to the leftmost position by the second air cylinder, and the position distribution diagram corresponding to the nail feeding holes of the nail separating sliding plate and the nail separating base is shown in fig. 3.
2. The first cylinder extends completely to drive the second cylinder to extend partially, and the position distribution diagram corresponding to the nail feeding holes of the nail separating sliding plate and the nail separating base is shown in fig. 4.
3. The second cylinder is fully extended, the first cylinder is separated from the sliding plate push plate, and the position distribution diagram corresponding to the nail feeding holes of the nail separating sliding plate and the nail separating base is shown in fig. 5.
4. The third cylinder extends out to push the push plate of the sliding plate to retreat, and the position distribution diagram corresponding to the nail feeding holes of the nail separating sliding plate and the nail separating base is shown in figure 6.
When the device for automatically classifying rivets is installed and debugged, the collision bead of the collision bead assembly completely enters the first collision bead ball socket, so that the coincidence of a nail feeding hole of the nail separating sliding plate and a certain nail feeding hole of the nail separating base can be determined; and then a sliding plate push plate and three cylinders are installed, and positioning is carried out after debugging is finished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. An apparatus for automatic sorting of rivets, characterized in that it comprises: the nail separating device comprises a nail separating base, a nail separating sliding plate, a sliding plate pushing plate and three cylinders, wherein n nail feeding holes are formed in the nail separating base, m nail feeding holes are formed in the nail separating sliding plate, n is greater than m, the nail separating sliding plate is arranged above the nail separating base in a sliding mode, and each nail feeding hole in the nail separating sliding plate can correspond to a plurality of nail feeding holes in the nail separating base; the sliding plate push plate is fixedly arranged on one side of the nail separating sliding plate; the three cylinders are respectively arranged on the nail separating base, the first cylinder and the second cylinder are arranged on one side of the sliding plate push plate side by side, the piston rod of the second cylinder is connected with the sliding plate push plate, the third cylinder is arranged on the other side of the sliding plate push plate, and the piston rods of the first cylinder and the third cylinder can both contact with the sliding plate push plate; the stroke of the second cylinder is larger than that of the first cylinder, and the pressure of the third cylinder is larger than that of the second cylinder;
the three cylinders respectively act on the push plate of the sliding plate to further push the nail separating sliding plate to do linear reciprocating motion, when the three cylinders are respectively driven, one nail feeding hole on the nail separating sliding plate corresponds to different nail feeding holes on the nail separating base at different times, conveyed rivets sequentially pass through the nail feeding holes of the nail separating base and the nail feeding holes of the nail separating sliding plate to realize output, and a plurality of nail feeding holes on the nail separating sliding plate can realize output of various types of rivets;
the diameters of the n nail feeding holes in the nail distribution base comprise various size types, the diameter of each nail feeding hole is larger than the maximum diameter A of the corresponding conveyed rivet, A is 0.4-0.5 mm, and each nail feeding hole in the nail distribution sliding plate corresponds to the maximum diameter of the conveyed rivet;
the piston rod of the first air cylinder and the piston rod of the third air cylinder are both provided with a collision block;
the stroke of each cylinder is in integral multiple relation with the hole site spacing of the adjacent nail feeding holes on the nail distributing base; a position sensor is arranged at each stroke position of each air cylinder through a limiting block, so that each air cylinder has signal feedback to each stroke position;
the side parts, close to the nail distribution sliding plate, of the mounting frames of the first air cylinder and the second air cylinder are provided with the ball collision assemblies, the nail distribution sliding plate is provided with a plurality of corresponding ball collision sockets, and the ball collision assemblies play a role in guiding the contact between the nail distribution sliding plate and the mounting frames; the distance between two adjacent collision ball sockets is consistent with the distance between two adjacent nail feeding holes on the nail distributing base.
2. The apparatus for automatic rivet sorting according to claim 1, wherein the three cylinders are controlled by five-way solenoid valves, respectively.
3. The device for automatically classifying rivets according to claim 1, characterized in that the material of the nail separating base, the nail separating sliding plate, the sliding plate pushing plate and the mounting frames of the three cylinders is tin bronze.
4. An apparatus for the automatic sorting of rivets according to claim 1, characterized in that said three cylinders are all double-acting cylinders.
5. The device for automatically classifying rivets according to claim 1, wherein guide clamping plates are arranged on the outer sides of the rivet dividing sliding plate and the rivet dividing base, so that the rivet dividing sliding plate can make reciprocating linear motion according to a track defined by the guide clamping plates.
6. The device for automatically classifying rivets according to claim 1, characterized in that a rivet feed pipe joint is arranged at the top end of each rivet feed hole of the rivet distribution sliding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811468474.3A CN109550883B (en) | 2018-12-03 | 2018-12-03 | Device for automatically classifying rivets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811468474.3A CN109550883B (en) | 2018-12-03 | 2018-12-03 | Device for automatically classifying rivets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109550883A CN109550883A (en) | 2019-04-02 |
| CN109550883B true CN109550883B (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811468474.3A Active CN109550883B (en) | 2018-12-03 | 2018-12-03 | Device for automatically classifying rivets |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482906U (en) * | 2009-08-18 | 2010-05-26 | 张世霞 | Rivet taking device for retainer rivet inserting machine |
| KR101625402B1 (en) * | 2015-01-23 | 2016-05-30 | (주)에이치케이티 | Process of rivetting |
| CN205496488U (en) * | 2016-03-24 | 2016-08-24 | 合肥正进自动化设备有限公司 | Rivet feed mechanism |
| CN206104789U (en) * | 2016-08-24 | 2017-04-19 | 浙江正泰电器股份有限公司 | Pressure is bound and is put |
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2018
- 2018-12-03 CN CN201811468474.3A patent/CN109550883B/en active Active
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