CN117324919B - Riveting device - Google Patents
Riveting device Download PDFInfo
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- CN117324919B CN117324919B CN202311628662.9A CN202311628662A CN117324919B CN 117324919 B CN117324919 B CN 117324919B CN 202311628662 A CN202311628662 A CN 202311628662A CN 117324919 B CN117324919 B CN 117324919B
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- riveting
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- 238000009434 installation Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
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- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The invention provides a riveting device, which comprises a riveting mechanism, wherein the riveting mechanism comprises a riveting rotary table, a riveting knife structure and a riveting driving structure, a riveting station is arranged at the center of a circle of the riveting rotary table, and the riveting knife structure is arranged on the riveting rotary table and positioned at one side of the axis of the riveting station so as to rivet products; the riveting driving structure is used for driving the riveting turntable to rotate around the axis of the riveting turntable; the riveting device further comprises a riveting knife structure driving piece, wherein the riveting knife structure driving piece is arranged on the riveting turntable and used for driving the riveting knife structure to be close to and far away from the axis of the riveting station. According to the riveting device, the riveting turntable drives the riveting knife structure to rotate, so that riveting treatment of products is realized, the riveting device is particularly suitable for riveting operation of products with poor rotation, such as assembling supporting rods, and can ensure operation safety of operators and improve product quality.
Description
Technical Field
The invention relates to the field of riveting, in particular to a riveting device.
Background
The electric tail gate stay bar is an actuating mechanism for realizing the opening or closing operation of the tail gate in an electric tail gate system, is a special component for adjusting the opening of the tail gate, has the function of ensuring the stable operation of the tail gate and smoothly opening and closing, and is widely applied to automobiles.
The tail gate electric stay bar comprises a stay bar outer tube, a stay bar inner tube, a stay tube rod head, a motor, a screw rod, a spring and other parts, wherein the motor and the screw rod are firstly installed in the stay bar outer tube when in installation, the stay tube is installed in a matched manner with the screw rod, the stay bar inner tube is arranged in the stay bar outer tube in a sliding manner, and the spring is arranged between the stay bar inner tube and the stay bar outer tube; the installer needs to apply certain force to the stay bar outer tube and the stay bar inner tube so that the stay bar outer tube and the stay bar inner tube slide relatively to pre-press the spring, and the stay tube stretches out of the inner tube and then is riveted with the stay tube rod head, so that the installation of the electric stay bar is realized.
The existing riveting device generally adopts a form that a product rotates and a riveting cutter part is fixed, and in the installation process of a supporting rod, prepressing operation is needed, and when in riveting, the product rotation can influence the prepressing force, so that the assembly of the product is finally influenced.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the riveting device which drives the riveting knife structure to rotate through the riveting turntable, realizes the riveting treatment of products, and is particularly suitable for the riveting operation of products with poor rotation, such as assembling stay bars.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
the riveting device comprises a riveting mechanism, wherein the riveting mechanism comprises a riveting rotary table, a riveting cutter structure and a riveting driving structure, a riveting station is arranged at the center of the circle of the riveting rotary table, and the riveting cutter structure is arranged on the riveting rotary table and is positioned at one side of the axis of the riveting station so as to rivet a product; the riveting driving structure is used for driving the riveting turntable to rotate around the axis of the riveting turntable;
the riveting device further comprises a riveting knife structure driving piece, wherein the riveting knife structure driving piece is arranged on the riveting turntable and used for driving the riveting knife structure to be close to or far away from the axis of the riveting station.
The riveting mechanism is used for riveting the first workpiece to be riveted and the second workpiece to be riveted arranged on the first workpiece to be riveted;
by adopting the structure, one end of the first workpiece to be riveted is sent to the riveting station, and the second workpiece to be riveted is placed at one end of the first workpiece to be riveted; the riveting turntable rotates around the axis of the riveting turntable, and the riveting knife structure arranged on the riveting turntable synchronously rotates around the axis of the riveting turntable, namely around the axis of the riveting station, so that the first workpiece to be riveted and the second workpiece to be riveted at the riveting station are riveted;
the riveting tool structure driving piece drives the riveting tool structure to be far away from the axis of the riveting station, so that a workpiece to be riveted conveniently enters the riveting station once; the riveting tool structure driving piece drives the riveting tool structure to be close to the axis of the riveting station, so that the riveting tool structure can apply acting force to one side wall of a workpiece to be riveted to realize riveting treatment.
Further, the riveting device comprises a riveting rack, and the riveting turntable is rotatably arranged on the riveting rack.
By adopting the structure, an installation foundation is provided for the installation of the riveting turntable;
specifically, the rotating shaft of the riveting turntable is rotatably mounted on the riveting rack through a flange and a bearing; the riveting rack comprises a first rack plate and a second rack plate which are oppositely arranged, and the first rack plate is connected with the second rack plate through a rack connecting column; the riveting turntable is rotatably arranged on the first frame plate.
Further, the riveting device comprises a pneumatic rotary joint arranged on the axis of the riveting turntable, the driving piece of the riveting knife structure adopts an air cylinder, the fixed part of the pneumatic rotary joint is fixedly arranged on the riveting rack, and the rotary part of the pneumatic rotary joint is connected with the riveting turntable to synchronously rotate; the first air port on the fixed end of the pneumatic rotary joint is connected with an air source, and the second air port on the rotary part of the pneumatic rotary joint is connected with the driving piece of the riveting knife structure.
By adopting the structure, the riveting knife structure driving piece adopts the air cylinder to conveniently control the movement of the riveting knife structure; the pneumatic rotating structure is convenient for stably supplying air to the rotating riveting knife structure driving piece, and does not influence the rotation of the riveting knife structure driving piece and the riveting turntable; the riveting mechanism is reasonable in structural arrangement and reliable in operation; specifically, the fixing part of the pneumatic rotary joint is fixedly arranged on the second frame plate; the rotating part of the pneumatic rotary joint is connected with the riveting turntable through a rotary bracket.
Further, the center of the circle of the riveting turntable is provided with a riveting turntable through hole for the first workpiece to be riveted or the second workpiece to be riveted to pass through.
With the structure, if the riveting station is arranged on one side of the riveting rotary table and the first workpiece to be riveted needs to be sent to the riveting station from the other side of the riveting rotary table, the through holes of the riveting rotary table are arranged, so that the first workpiece to be riveted is sent to the riveting station through the through holes of the riveting rotary table and is preinstalled with the second workpiece to be riveted;
or if the riveting station is arranged on one side of the riveting rotary table and the workpiece to be riveted needs to be sent to the riveting station from the other side of the riveting rotary table, the through hole of the riveting rotary table is arranged, so that the workpiece to be riveted is sent to the riveting station through the through hole of the riveting rotary table and is preinstalled with the workpiece to be riveted;
correspondingly, the riveting machine frame is provided with a riveting machine frame through hole correspondingly at the position where the riveting rotary table is provided with the riveting rotary table through hole.
Further, the riveting knife structure driving piece is in driving connection with the riveting knife structure through a riveting knife connecting piece; the riveting device comprises a riveting guide piece, one end of the riveting guide piece is fixedly arranged on the riveting turntable, the other end of the riveting guide piece extends to the side close to the axis of the riveting station, a riveting guide groove matched with the riveting guide piece is formed in the riveting knife connecting piece, and the riveting knife connecting piece is in sliding fit with the riveting guide piece through the riveting guide groove.
By adopting the structure, the riveting guide groove in the riveting knife connecting piece is in sliding fit with the riveting guide piece to guide the structural movement of the riveting knife, so that the movement of the riveting knife is more stable and reliable, and the riveting can be better realized;
specifically, a riveting guide fixing piece is arranged on the riveting turntable, and one end of the riveting guide piece, which is fixedly arranged on the riveting turntable, is fixedly arranged on the riveting guide fixing piece;
the riveting knife structure is provided with one or more riveting knife structures, each riveting knife structure is provided with two riveting knife structure driving parts, the two riveting knife structure driving parts are symmetrically arranged at two sides corresponding to the riveting knife structure, and two sides of the riveting knife connecting part extend outwards respectively to be connected with the two riveting knife structure driving parts respectively; the structure enables the riveting knife structure driving piece to well drive the corresponding riveting knife structure, and enables the riveting knife to well apply acting force to one side wall of the workpiece to be riveted;
one end of the riveting guide piece, which faces the riveting station, is provided with a riveting guide limit part, and the diameter of the riveting guide limit part is larger than the width of the riveting guide groove; the setting of riveting direction spacing portion with the riveting direction mounting is right the movable range of riveting sword connecting piece plays the restriction effect, avoids the riveting sword connecting piece with the riveting direction piece breaks away from.
Further, the riveting tool structure comprises a first riveting tool structure and a second riveting tool structure, the first riveting tool structure and the second riveting tool structure are oppositely arranged and are respectively located at two sides of the riveting station, the first riveting tool structure comprises a rotary riveting hob, the second riveting tool structure comprises a supporting block matched with a workpiece to be riveted, one side of the supporting block facing the riveting station is provided with a supporting groove matched with the workpiece to be riveted, and specifically, the supporting groove is in a V shape.
By adopting the structure, the first riveting knife structure and the second riveting knife structure move towards the axis side of the riveting station under the drive of the corresponding driving piece of the riveting knife structure, namely, the first riveting knife structure and the second riveting knife structure are mutually close, the abutting groove of the second riveting knife structure abuts against one side wall of the workpiece to be riveted, the first riveting knife structure applies force to one side wall of the workpiece to be riveted, and the first riveting knife structure and the second riveting knife structure cooperate to realize riveting of the workpiece to be riveted and the workpiece to be riveted;
specifically, each riveting knife structure is matched with a corresponding riveting knife structure driving piece, namely, the first riveting knife structure is matched with a riveting knife structure driving piece for driving the first riveting knife structure to move, and the second riveting knife structure is matched with a riveting knife structure driving piece for driving the second riveting knife structure to move.
Further, the riveting driving structure comprises a riveting driving piece and a riveting driving gear, the riveting turntable is provided with a riveting tooth part which is engaged with the riveting driving gear in a matching way, and the riveting driving piece is used for driving the riveting driving gear to rotate.
With the adoption of the structure, the riveting driving piece works to drive the riveting driving gear to rotate, and then the riveting driving gear drives the riveting turntable meshed with the riveting driving gear to rotate; the transmission fit is stable and reliable;
specifically, the riveting driving piece is a motor, and the riveting driving gear is arranged on an output shaft of the riveting driving piece; the utility model provides a riveting structure, including riveting carousel, riveting driving gear, riveting tooth portion, riveting driving gear, gear structure and gear structure, the riveting tooth portion of riveting tooth portion sets up along the circumference lateral wall of riveting carousel, the diameter of riveting driving gear is less than the diameter of riveting tooth portion, promptly the diameter of riveting driving gear is less than the diameter of riveting carousel, above-mentioned structure, the cooperation of riveting driving gear of minor diameter and riveting tooth portion of major diameter realizes the deceleration effect for the riveting knife structure is in under the drive rotation of riveting carousel, realization riveting that can be better is handled.
Further, the riveting device comprises a first positioning structure, the first positioning structure comprises a first positioning rod and a first positioning driving piece, the axis of the first positioning rod is collinear with the axis of the riveting rotary table, a first positioning piece is arranged on one side, facing the riveting rotary table, of the first positioning rod, and a second accommodating groove, matched with a workpiece to be riveted, is formed on one side, facing the riveting rotary table, of the first positioning piece; the first positioning driving piece is used for driving the first positioning rod to move along the axis of the first positioning rod.
By adopting the structure, the first positioning driving piece drives the first positioning rod to be convenient for pre-mounting the workpiece II to be riveted to one end part of the workpiece II to be riveted in a state that the first positioning rod is far away from the riveting station along the axis of the first positioning rod; the first positioning driving piece drives the first positioning rod to be close to the riveting station along the axis of the first positioning rod, and the accommodating groove of the workpiece II to be riveted on the first positioning piece is matched with the workpiece II to be riveted so as to prevent the workpiece II to be riveted from falling off from one end part of the workpiece II to be riveted when the riveting mechanism performs riveting treatment, so that the riveting mechanism can smoothly complete the riveting treatment;
specifically, because the axis of the first positioning rod is collinear with the axis of the riveting turntable, the pneumatic rotary joint is provided with an avoidance perforation for avoiding the first positioning rod at the axis of the pneumatic rotary joint; the first positioning structure is arranged on the riveting rack, and more specifically, the first positioning structure is arranged on the second rack plate; the cross section of the first positioning rod is non-circular, and correspondingly, a first positioning hole matched with the first positioning rod is formed in the riveting rack at the position where the first positioning structure is arranged, and the first positioning hole is matched with the first positioning rod, so that the first positioning rod is effectively prevented from rotating; the first positioning driving piece adopts an air cylinder.
Further, the riveting device comprises a second positioning structure, wherein the second positioning structure comprises a first positioning piece and a second positioning piece which are oppositely arranged, and a second positioning driving piece used for driving the first positioning piece and the second positioning piece to be close to and far away from each other, and the first positioning piece and the second positioning piece are respectively positioned at two sides of the axis of the riveting turntable.
By adopting the structure, the first positioning piece and the second positioning piece are driven by the second positioning driving piece to be far away from each other, so that the first workpiece to be riveted can enter the riveting station, at the moment, the first positioning piece and the second positioning piece are driven by the second positioning driving piece to be close to each other so as to clamp the first workpiece to be riveted, and the movement of the first workpiece to be riveted in the riveting process of the riveting mechanism is limited, so that the riveting mechanism can smoothly carry out riveting treatment;
specifically, the second positioning driving piece adopts a cylinder, and the model is HFT25X40S.
Further, one side, close to the second locating piece, of the first locating piece is sunken to form a first locating groove and a second locating groove matched with the first workpiece to be riveted.
By adopting the structure, the first positioning groove and the second positioning groove are arranged, so that the first workpiece to be riveted can be better clamped when the first positioning piece and the second positioning piece are close to each other.
Further, the riveting device comprises a fixing mechanism for fixing the first workpiece to be riveted and a transfer mechanism for transferring the fixing mechanism to the riveting device.
By adopting the structure, the first workpiece to be riveted is fixedly arranged on the fixing mechanism, and then the fixing mechanism is conveyed to the riveting mechanism through the conveying mechanism, namely the first workpiece to be riveted, which is fixed on the fixing mechanism, is conveyed to the riveting station.
Further, the riveting mechanism is arranged at one side of the fixing mechanism; the transfer mechanism is used for driving the fixing mechanism to move along the direction approaching to and separating from the riveting mechanism.
By adopting the structure, the structure of the riveting device is more reasonable.
Further, the transfer mechanism comprises a transfer driving assembly, a transfer sliding rail and a transfer sliding block in sliding fit with the transfer sliding rail, the transfer sliding rail is arranged in an extending mode along the direction close to and far away from the riveting mechanism, the transfer driving assembly is used for driving the transfer sliding block to move along the transfer sliding rail, and the fixing mechanism is arranged on the transfer sliding block.
By adopting the structure, the movable slide rail is in sliding fit with the transfer slide block to realize the sliding guide of the fixing mechanism, and the movable driving assembly provides power; specifically, two transfer sliding rails are arranged, two groups of transfer sliding blocks are correspondingly arranged, each group of two transfer sliding blocks are arranged, a transfer platform is arranged on the two groups of transfer sliding blocks, and the fixing mechanism is arranged on the transfer platform so as to be indirectly arranged on the transfer sliding blocks; the transfer driving assembly acts on the transfer platform; the transfer driving assembly comprises a transfer driving motor and a transfer screw rod transmission assembly, and a transfer sliding table in the transfer screw rod transmission assembly is connected with the transfer platform.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the riveting device, the riveting turntable drives the riveting knife structure to rotate, so that the riveting treatment of products is realized, the riveting device is particularly suitable for riveting operation of assembling stay bars which are not good in rotation, and the operation safety of operators can be ensured, and the product quality can be improved.
(2) The riveting device is reasonable in structural arrangement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a riveting device according to the present invention;
FIG. 2 is a schematic structural view of the riveting mechanism according to the present invention;
FIG. 3 is a schematic view of the riveting mechanism according to the present invention at another angle;
FIG. 4 is a schematic diagram of the structure of the driving member of the riveting turntable, the riveting knife structure and the riveting knife structure in the invention;
FIG. 5 is a schematic view of the first positioning structure and pneumatic rotary joint of the present invention;
FIG. 6 is a schematic view of the structure of the fixed mechanism and the moving mechanism of the present invention;
FIG. 7 is a schematic diagram of a first workpiece to be riveted and a second workpiece to be riveted;
the corresponding component names for each reference number in the figures are: 1. a riveting mechanism; 101. riveting a turntable; 1011. riveting the through hole of the turntable; 1012. a riveting tooth 102 and a riveting knife structure; 1021. a first riveting knife structure; 1021a, spin riveting hob; 1022. a second riveting knife structure; 1022a, an abutment; 1022a1, against the groove; 103. a riveting driving structure; 1031. riveting the driving piece; 1032. riveting the driving gear; 104. a riveting station; 105. a driving member of a riveting knife structure; 106. riveting a frame; 1061. a first frame plate; 1062. a second frame plate; 1063. a frame connecting column; 1064. riveting the through hole of the frame; 1065. a first positioning hole; 107. a pneumatic rotary joint; 1071. a fixing part; 1071a, a first port; 1072. a rotating part; 1072a, a second port; 1073. avoiding perforation; 108. riveting the knife connecting piece; 1081. riveting the guide groove; 109. riveting the guide piece; 1091. riveting the guiding and limiting part; 10A, a first positioning structure; 10A1, a first positioning rod; 10A2, a first positioning drive; 10A3, a first positioning member; 10A3a, a supporting tube rod head accommodating groove; 10B, a second positioning structure; 10B1, a first second positioning piece; 10B1a, a first positioning groove; 10B2, a second positioning piece II; 10B2a, a second positioning groove II; 10B3, a second positioning driving piece; 10C, rotating a bracket; 10D, riveting the guide fixing piece; 2. a fixing mechanism; 3. a moving mechanism; 301. a transfer drive assembly; 302. transferring the sliding rail; 303. a transfer slide; 304. a transfer platform;
A. a first workpiece to be riveted; B. and (5) riveting the second workpiece.
Detailed Description
The present application is described in detail below with reference to the attached drawings and specific embodiments.
Other advantages and effects of the present application will become apparent to those skilled in the art from the present disclosure, when the following description of the embodiments is taken in conjunction with the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. The present application may be embodied or carried out in other specific embodiments, and the details of the present application may be modified or changed from various points of view and applications without departing from the spirit of the present application. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, apparatus may be implemented and/or methods practiced using any number and aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concepts of the application by way of illustration, and only the components related to the application are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the present invention may be practiced without these specific details.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The following describes the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.
Referring to fig. 1 to 7, the present invention provides a riveting device, which comprises a riveting mechanism 1, wherein the riveting mechanism 1 comprises a riveting turntable 101, a riveting knife structure and a riveting driving structure 103, a riveting station 104 is arranged at the center of the riveting turntable 101, and the riveting knife structure is arranged on the riveting turntable 101 and is positioned at one side of the axis of the riveting station 104 to rivet a product; the riveting driving structure 103 is used for driving the riveting turntable 101 to rotate around the axis of the riveting turntable;
the riveting device further comprises a riveting knife structure driving piece 105, the riveting knife structure driving piece 105 is arranged on the riveting rotary disc 101, and the riveting knife structure driving piece 105 is used for driving the riveting knife structure to be close to and far away from the axis of the riveting station 104.
The riveting mechanism 1 is used for riveting the first workpiece to be riveted and the second workpiece to be riveted arranged on the first workpiece to be riveted;
with the structure, one end of the first workpiece to be riveted is sent to the riveting station 104, and the second workpiece to be riveted is placed at one end of the first workpiece to be riveted; the riveting turntable 101 rotates around the axis of the riveting turntable 101, and the riveting knife structure arranged on the riveting turntable 101 synchronously rotates around the axis of the riveting turntable 101, namely around the axis of the riveting station 104, so that the first workpiece to be riveted and the second workpiece to be riveted at the position of the riveting station 104 are riveted;
the riveting tool structure driving piece 105 drives the riveting tool structure to be far away from the axis of the riveting station 104, so that workpieces to be riveted can conveniently enter the riveting station 104 once; the riveting tool structure driving piece 105 drives the riveting tool structure to be close to the axis of the riveting station 104, so that the riveting tool structure can apply acting force to one side wall of the workpiece to be riveted to realize riveting treatment.
Further, the riveting device comprises a riveting rack 106, and the riveting turntable 101 is rotatably arranged on the riveting rack 106.
With the structure, an installation foundation is provided for the installation of the riveting turntable 101;
specifically, the rotating shaft of the riveting turntable 101 is rotatably mounted on the riveting rack 106 through a flange and a bearing; the riveting frame 106 comprises a first frame plate 1061 and a second frame plate 1062 which are oppositely arranged, wherein the first frame plate 1061 and the second frame plate 1062 are connected through a frame connecting column 1063; the rivet dial 101 is rotatably mounted to the first housing plate 1061.
Further, the riveting device comprises a pneumatic rotary joint 107 arranged on the axis of the riveting turntable 101, the driving member 105 of the riveting knife structure adopts an air cylinder, a fixing part 1071 of the pneumatic rotary joint 107 is fixedly arranged on the riveting rack 106, and a rotating part 1072 of the pneumatic rotary joint 107 is connected with the riveting turntable 101 to synchronously rotate; a first air port 1071a on the fixed end of the pneumatic rotary joint 107 is connected with an air source, and a second air port 1072a on the rotary part 1072 of the pneumatic rotary joint 107 is connected with the driver 105 of the riveting knife structure.
With the structure, the riveting knife structure driving piece 105 can conveniently control the movement of the riveting knife structure by adopting the air cylinder; the pneumatic rotating structure is arranged so as to be capable of stably supplying air to the rotating riveting knife structure driving piece 105, and the rotation of the riveting knife structure driving piece 105 and the riveting turntable 101 is not influenced; the riveting mechanism 1 is reasonable in structural arrangement and reliable in operation; specifically, the fixing portion 1071 of the pneumatic rotary joint 107 is fixedly disposed on the second frame plate 1062; the rotary part 1072 of the pneumatic rotary joint 107 is connected to the rivet turntable 101 through a rotary bracket 10C.
Further, the riveting turntable 101 is provided with a riveting turntable through hole 1011 at the center of the circle for the first workpiece to be riveted or the second workpiece to be riveted to pass through.
With the above structure, if the riveting station 104 is disposed on one side of the riveting turntable 101, and the first workpiece to be riveted needs to be sent to the riveting station 104 from the other side of the riveting turntable 101, the through hole 1011 of the riveting turntable is disposed, so that the first workpiece to be riveted is sent to the riveting station 104 through the through hole 1011 of the riveting turntable, and is preinstalled with the second workpiece to be riveted;
or if the riveting station 104 is disposed on one side of the riveting turntable 101, and the second workpiece to be riveted needs to be sent to the riveting station 104 from the other side of the riveting turntable 101, the through hole 1011 of the riveting turntable is disposed, so that the second workpiece to be riveted is sent to the riveting station 104 through the through hole 1011 of the riveting turntable and is preinstalled with the first workpiece to be riveted;
correspondingly, the riveting machine frame 106 is provided with a riveting machine frame through hole 1064 at the position where the riveting rotary disc 101 is provided with the riveting rotary disc through hole 1011.
Further, the driving member 105 is in driving connection with the riveting tool structure through a riveting tool connecting member 108; the riveting device comprises a riveting guide piece 109, one end of the riveting guide piece 109 is fixedly arranged on the riveting turntable 101, the other end of the riveting guide piece is arranged to extend towards the axis side close to the riveting station 104, a riveting guide groove 1081 matched with the riveting guide piece 109 is arranged on the riveting knife connecting piece 108, and the riveting knife connecting piece 108 is in sliding fit with the riveting guide piece 109 through the riveting guide groove 1081.
With the above structure, the riveting guide groove 1081 in the riveting knife connecting piece 108 is in sliding fit with the riveting guide piece 109 to guide the structural movement of the riveting knife, so that the movement of the riveting knife is more stable and reliable, and the riveting can be better realized;
specifically, the riveting turntable 101 is provided with a riveting guiding fixing part 10D, and one end of the riveting guiding part 109 fixedly arranged on the riveting turntable 101 is fixedly arranged on the riveting guiding fixing part 10D;
the riveting knife structures are provided with one or more, each riveting knife structure is provided with two riveting knife structure driving pieces 105, the two riveting knife structure driving pieces 105 are symmetrically arranged at two sides corresponding to the riveting knife structures, and two sides of each riveting knife connecting piece 108 extend outwards respectively to be connected with the two riveting knife structure driving pieces 105 respectively; the structure enables the riveting knife structure driving piece 105 to well drive the corresponding riveting knife structure, and enables the riveting knife to well apply acting force to one side wall of the workpiece to be riveted;
a riveting guide limiting part 1091 is arranged at one end of the riveting guide 109 facing the riveting station 104, and the diameter of the riveting guide limiting part 1091 is larger than the width of the riveting guide groove 1081; the arrangement of the riveting guide limiting portion 1091 and the riveting guide fixing member 10D plays a role in limiting the movement range of the riveting tool connecting member 108, so as to prevent the riveting tool connecting member 108 from being separated from the riveting guide member 109.
Further, the riveting tool structure includes a first riveting tool structure 1021 and a second riveting tool structure 1022, the first riveting tool structure 1021 and the second riveting tool structure 1022 are oppositely disposed and are located at two sides of the riveting station 104, the first riveting tool structure 1021 includes a spin riveting hob 1021a, the second riveting tool structure 1022 includes an abutting block 1022a matched with a workpiece to be riveted, an abutting groove 1022a1 matched with the workpiece to be riveted is disposed on one side of the abutting block 1022a facing the riveting station 104, and specifically, the abutting groove 1022a1 is in a V shape.
With the above structure, the first riveting knife structure 1021 and the second riveting knife structure 1022 are driven by the corresponding driving member 105 to move toward the axis of the riveting station 104, that is, they approach each other, the abutting groove 1022a1 of the second riveting knife structure 1022 abuts against the first side wall of the workpiece to be riveted, the first riveting knife structure 1021 applies a force to the first side wall of the workpiece to be riveted, and the first and second riveting knife structures cooperate to realize riveting of the first and second workpieces to be riveted;
specifically, each of the riveting knife structures is matched with a corresponding riveting knife structure driving member 105, that is, the first riveting knife structure 1021 is matched with a riveting knife structure driving member 105 for driving the first riveting knife structure to move, and the second riveting knife structure 1022 is matched with a corresponding riveting knife structure driving member 105 for driving the second riveting knife structure to move.
Further, the riveting driving structure 103 includes a riveting driving member 1031 and a riveting driving gear 1032, a riveting tooth portion that is engaged with the riveting driving gear 1032 in a matching manner is disposed on the riveting rotary table 101, and the riveting driving member 1031 is used for driving the riveting driving gear 1032 to rotate.
With the above structure, the riveting driving piece 1031 works to drive the riveting driving gear 1032 to rotate, so that the riveting driving gear 1032 drives the riveting turntable 101 engaged with the riveting driving gear 1032 to rotate; the transmission fit is stable and reliable;
specifically, the riveting driving piece 1031 is a motor, and the riveting driving gear 1032 is disposed on an output shaft of the riveting driving piece 1031; the riveting tooth portion is arranged along the circumferential side wall of the riveting rotary disc 101, the diameter of the riveting driving gear 1032 is smaller than that of the riveting tooth portion, namely, the diameter of the riveting driving gear 1032 is smaller than that of the riveting rotary disc 101.
Further, the riveting device comprises a first positioning structure 10A, the first positioning structure 10A comprises a first positioning rod 10A1 and a first positioning driving piece 10A2, the axis of the first positioning rod 10A1 is collinear with the axis of the riveting rotary disc 101, a first positioning piece 10A3 is arranged on one side, facing the riveting rotary disc 101, of the first positioning rod 10A1, and a second accommodating groove, which is matched with a workpiece to be riveted, is arranged on one side, facing the riveting rotary disc 101, of the first positioning piece 10A 3; the first positioning driving member 10A2 is configured to drive the first positioning rod 10A1 to move along an axis thereof.
With the above structure, the first positioning driving member 10A2 drives the first positioning rod 10A1 to be away from the riveting station 104 along the axis thereof, so as to pre-mount the second workpiece to be riveted to an end portion of the workpiece to be riveted; the first positioning driving member 10A2 drives the first positioning rod 10A1 to approach the second receiving groove of the workpiece to be riveted on the first positioning member 10A3 to cooperate with the second workpiece to be riveted in a state that the axis of the first positioning rod is close to the riveting station 104, so as to prevent the second workpiece to be riveted from falling off from one end of the workpiece to be riveted when the riveting mechanism 1 performs riveting treatment, so as to ensure that the riveting mechanism 1 can smoothly complete the riveting treatment;
specifically, since the axis of the first positioning rod 10A1 is collinear with the axis of the riveting turntable 101, the pneumatic rotary joint 107 is provided with a avoiding perforation 1073 for avoiding the first positioning rod 10A1 at the axis thereof; the first positioning structure 10A is disposed on the riveting frame 106, more specifically, the first positioning structure 10A is disposed on the second frame plate 1062; the cross section of the first positioning rod 10A1 is non-circular, and correspondingly, a first positioning hole 1065 matched with the first positioning rod 10A1 is arranged on the riveting rack 106 at the position where the first positioning structure 10A is installed, and the first positioning hole 1065 is matched with the first positioning rod 10A1, so that the rotation of the first positioning rod 10A1 is effectively avoided; the first positioning driving member 10A2 employs a cylinder.
Further, the riveting device includes a second positioning structure 10B, where the second positioning structure 10B includes a first second positioning member 10B1 and a second positioning member 10B2 that are disposed opposite to each other, and a second positioning driving member 10B3 for driving the first second positioning member 10B1 and the second positioning member 10B2 to approach each other and separate from each other, and the first second positioning member 10B1 and the second positioning member 10B2 are respectively located at two sides of the axis of the riveting turntable 101.
With the above structure, the second positioning driving member 10B3 drives the first second positioning member 10B1 and the second positioning member 10B2 to be away from each other, so that the first workpiece to be riveted can enter the riveting station 104, at this time, the second positioning driving member 10B3 drives the first second positioning member 10B1 and the second positioning member 10B2 to be close to each other so as to clamp the first workpiece to be riveted, so as to limit the movement of the first workpiece to be riveted in the riveting process of the riveting mechanism 1, so as to ensure that the riveting mechanism 1 can smoothly perform riveting treatment;
specifically, the second positioning driving member 10B3 is a cylinder, and the model is HFT25X40S.
Further, the sides of the first positioning member 10B1 and the second positioning member 10B2, which are close to each other, are respectively recessed to form a first positioning groove 10B1a and a second positioning groove 10B2a, which are matched with the first workpiece to be riveted.
By adopting the structure, the first positioning groove 10B1a and the second positioning groove 10B2a are arranged, so that the first workpiece to be riveted can be better clamped when the first positioning piece 10B1 and the second positioning piece 10B2 are close to each other.
Further, the riveting device comprises a fixing mechanism 2 for fixing the first workpiece to be riveted and a transfer mechanism for transferring the fixing mechanism 2 to the riveting device.
With the above structure, the first workpiece to be riveted is fixedly arranged on the fixing mechanism 2, and then the fixing mechanism 2 is sent to the riveting mechanism 1 through the transfer mechanism, namely, the first workpiece to be riveted fixed on the fixing mechanism 2 is sent to the riveting station 104.
Further, the riveting mechanism 1 is arranged at one side of the fixing mechanism 2; the transfer mechanism is used for driving the fixing mechanism 2 to move along the direction approaching and separating from the riveting mechanism 1.
By adopting the structure, the structure of the riveting device is more reasonable.
Further, the transfer mechanism includes a transfer driving assembly 301, a transfer sliding rail 302, and a transfer sliding block 303 slidably engaged with the transfer sliding rail 302, the transfer sliding rail 302 is disposed along a direction approaching away from the riveting mechanism 1, the transfer driving assembly 301 is used for driving the transfer sliding block 303 to move along the transfer sliding rail 302, and the fixing mechanism 2 is disposed on the transfer sliding block 303.
With the above structure, the sliding guide of the fixing mechanism 2 is realized by sliding fit of the moving slide rail and the transferring slide block 303, and the moving driving assembly provides power; specifically, two transfer sliding rails 302 are provided, two corresponding sets of two transfer sliding blocks 303 are provided, each set of two transfer sliding blocks is provided, a transfer platform 304 is provided on the two sets of transfer sliding blocks 303, and the fixing mechanism 2 is provided on the transfer platform 304 to be indirectly provided on the transfer sliding blocks 303; the transfer drive assembly 301 acts on the transfer platform 304; the transfer driving assembly 301 includes a movement driving motor and a transfer screw driving assembly, and a transfer sliding table in the transfer screw driving assembly is connected with the transfer platform 304.
The same and similar parts of the embodiments in this specification are all referred to each other, and each embodiment focuses on the differences from the other embodiments.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (7)
1. A riveting device, characterized in that: the riveting mechanism (1) comprises a riveting rotary table (101), a riveting knife structure and a riveting driving structure (103), wherein a riveting station (104) is arranged at the center of the circle of the riveting rotary table (101), and the riveting knife structure is arranged on the riveting rotary table (101) and is positioned at one side of the axis of the riveting station (104) so as to rivet products; the riveting driving structure (103) is used for driving the riveting turntable (101) to rotate around the axis;
the riveting device further comprises a riveting knife structure driving piece (105), the riveting knife structure driving piece (105) is arranged on the riveting rotary table (101), and the riveting knife structure driving piece (105) is used for driving the riveting knife structure to be close to and far away from the axis of the riveting station (104);
the riveting device comprises a pneumatic rotary joint (107) arranged on the axis of the riveting turntable (101), the driving piece (105) of the riveting knife structure adopts an air cylinder, a fixing part (1071) of the pneumatic rotary joint (107) is fixedly arranged on the riveting rack (106), and a rotating part (1072) of the pneumatic rotary joint (107) is connected with the riveting turntable (101) to synchronously rotate; a first air port (1071 a) on the fixed end of the pneumatic rotary joint (107) is connected with an air source, and a second air port (1072 a) on the rotary part (1072) of the pneumatic rotary joint (107) is connected with the riveting knife structure driving piece (105);
the riveting tool structure comprises a first riveting tool structure (1021) and a second riveting tool structure (1022), the first riveting tool structure (1021) and the second riveting tool structure (1022) are oppositely arranged and are respectively located at two sides of the riveting station (104), the first riveting tool structure (1021) comprises a spin riveting hob (1021 a), the second riveting tool structure (1022) comprises an abutting block (1022 a) matched with a workpiece to be riveted, and an abutting groove (1022 a 1) matched with the workpiece to be riveted is formed in one side, facing the riveting station (104), of the abutting block (1022 a);
the riveting driving structure (103) comprises a riveting driving piece (1031) and a riveting driving gear (1032), wherein a riveting tooth part which is matched and meshed with the riveting driving gear (1032) is arranged on the riveting rotary table (101), and the riveting driving piece (1031) is used for driving the riveting driving gear (1032) to rotate;
the riveting mechanism (1) is used for riveting the first workpiece to be riveted and the second workpiece to be riveted arranged on the first workpiece to be riveted; the riveting device comprises a first positioning structure (10A), the first positioning structure (10A) comprises a first positioning rod (10A 1) and a first positioning driving piece (10A 2), the axis of the first positioning rod (10A 1) is collinear with the axis of the riveting rotary table (101), a first positioning piece (10A 3) is arranged on one side, facing the riveting rotary table (101), of the first positioning rod (10A 1), and a second accommodating groove, which is matched with a workpiece to be riveted, is arranged on one side, facing the riveting rotary table (101), of the first positioning piece (10A 3); the first positioning driving piece (10A 2) is used for driving the first positioning rod (10A 1) to move along the axis of the first positioning rod.
2. The staking device of claim 1 wherein: the riveting device comprises a riveting rack (106), and the riveting turntable (101) is rotatably arranged on the riveting rack (106).
3. The staking device of claim 1 wherein: the riveting mechanism (1) is used for riveting the first workpiece to be riveted and the second workpiece to be riveted arranged on the first workpiece to be riveted; the center of the riveting turntable (101) is provided with a riveting turntable through hole (1011) for allowing the first workpiece to be riveted or the second workpiece to be riveted to pass through.
4. The staking device of claim 1 wherein: the riveting knife structure driving piece (105) is in driving connection with the riveting knife structure through a riveting knife connecting piece (108); the riveting device comprises a riveting guide piece (109), one end of the riveting guide piece (109) is fixedly arranged on the riveting rotary table (101), the other end of the riveting guide piece is close to the axis side of the riveting station (104) and extends, a riveting guide groove (1081) matched with the riveting guide piece (109) is formed in the riveting knife connecting piece (108), and the riveting knife connecting piece (108) is in sliding fit with the riveting guide piece (109) through the riveting guide groove (1081).
5. The staking device of claim 1 wherein: the abutting groove (1022 a 1) is V-shaped.
6. The staking device of claim 1 wherein: the riveting mechanism (1) is used for riveting the first workpiece to be riveted and the second workpiece to be riveted arranged on the first workpiece to be riveted; the riveting device comprises a second positioning structure (10B), wherein the second positioning structure (10B) comprises a first positioning piece (10B 1) and a second positioning piece (10B 2) which are oppositely arranged, and a second positioning driving piece (10B 3) used for driving the first positioning piece (10B 1) and the second positioning piece (10B 2) to be close to each other and far away from each other, and the first positioning piece (10B 1) and the second positioning piece (10B 2) are respectively positioned at two sides of the axis of the riveting turntable (101); and one side, close to each other, of the first positioning piece (10B 1) and the second positioning piece (10B 2) is respectively recessed to form a first positioning groove (10B 1 a) and a second positioning groove (10B 2 a) which are matched with the first workpiece to be riveted.
7. The staking device of claim 1 wherein: comprises a fixing mechanism (2) for fixing a first workpiece to be riveted and a transfer mechanism for transferring the fixing mechanism (2) to the riveting device;
the riveting mechanism (1) is arranged at one side of the fixing mechanism (2); the transfer mechanism is used for driving the fixing mechanism (2) to move along the direction approaching to and separating from the riveting mechanism (1);
the transfer mechanism comprises a transfer driving assembly (301), a transfer sliding rail (302) and a transfer sliding block (303) in sliding fit with the transfer sliding rail (302), the transfer sliding rail (302) is arranged in an extending mode along the direction close to and far away from the riveting mechanism (1), the transfer driving assembly (301) is used for driving the transfer sliding block (303) to move along the transfer sliding rail (302), and the fixing mechanism (2) is arranged on the transfer sliding block (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311628662.9A CN117324919B (en) | 2023-12-01 | 2023-12-01 | Riveting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311628662.9A CN117324919B (en) | 2023-12-01 | 2023-12-01 | Riveting device |
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| Publication Number | Publication Date |
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| CN117324919A CN117324919A (en) | 2024-01-02 |
| CN117324919B true CN117324919B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311628662.9A Active CN117324919B (en) | 2023-12-01 | 2023-12-01 | Riveting device |
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| WO2020133975A1 (en) * | 2018-12-27 | 2020-07-02 | 南京航空航天大学 | Rotation friction squeeze riveting apparatus and riveting method therefor |
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| CN217935951U (en) * | 2022-09-05 | 2022-11-29 | 江西宜科电声有限公司 | High-fidelity is automatic riveting equipment for loudspeaker |
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|---|---|---|---|---|
| SU994196A1 (en) * | 1981-01-29 | 1983-02-07 | Предприятие П/Я Г-4459 | Semiautomatic machine for assembling chain with riveted-over axles |
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|---|---|
| CN117324919A (en) | 2024-01-02 |
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