CN210305596U - Automatic piercing riveting device for straight pipe rivet - Google Patents
Automatic piercing riveting device for straight pipe rivet Download PDFInfo
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- CN210305596U CN210305596U CN201920966745.1U CN201920966745U CN210305596U CN 210305596 U CN210305596 U CN 210305596U CN 201920966745 U CN201920966745 U CN 201920966745U CN 210305596 U CN210305596 U CN 210305596U
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Abstract
The utility model relates to an automatic rivet-piercing riveting device for straight pipe rivets, wherein a rivet-piercing mechanism comprises a guide seat and a guide needle, the lower end of the guide needle is provided with a guide rod, a supporting surface is formed between the guide rod and the guide needle, and the guide seat is provided with a guide hole for the guide rod to pass through in a sliding way and limiting the straight pipe rivets to enter; the riveting mechanism comprises a movable template, a workpiece placing table, a static template, a first receiving plate and a second receiving plate, wherein a strip-shaped through groove is formed in the workpiece placing table, the first receiving plate is in sliding fit with the workpiece placing table, the first receiving plate is located above the second receiving plate, a first riveting hole is formed in the first receiving plate, a second riveting hole is formed in the second receiving plate, the second riveting hole corresponds to a second riveting station position, and the first riveting hole is deviated from the strip-shaped through groove position. Adopt above-mentioned technical scheme, the utility model provides an automatic drift bolt riveting device of straight tube rivet, it can be to the automatic drift bolt of straight tube rivet, riveting to greatly reduced the cost.
Description
Technical Field
The utility model relates to an automatic drift bolt riveting device of straight tube rivet.
Background
The conventional automatic rivet-piercing riveting device comprises a rivet-piercing mechanism, a riveting mechanism and a pushing mechanism for sending a workpiece subjected to rivet-piercing to the riveting mechanism for riveting, wherein as shown in fig. 17, a riveted rivet 1 'comprises a straight pipe rivet body 11', one end of the straight pipe rivet body 1 'extends outwards to form a flange 12', and the existence of the flange enables the straight pipe rivet body to be more convenient during rivet-piercing and riveting; however, the straight tube rivet body is required to be processed with a flanging in advance, the use amount of the rivet is quite large, and sometimes a workpiece needs to be riveted with a plurality of rivets or even more, so that the overall production cost is high, and the straight tube rivet is directly adopted, so that the rivet penetrating and riveting device cannot be applied; moreover the straight tube rivet does not have the turn-ups, because there are two rivet holes side by side along work piece propelling movement direction on some work pieces, when the work piece was carried and is got into riveting mechanism, the straight tube rivet that is located the feeding direction front side can drop in advance to originally by the riveting that the straight tube rivet of rear side dropped downthehole, and the straight tube rivet of rear side can't normally drop again, can't realize the riveting like this.
Disclosure of Invention
The utility model aims at: in order to overcome the defects of the prior art, the utility model provides an automatic drift bolt riveting device of straight tube rivet, it can be to the automatic drift bolt of straight tube rivet, riveting to greatly reduced the cost.
The technical scheme of the utility model: the utility model provides an automatic drift rivet riveting device of straight tube rivet, including drift rivet mechanism, riveting mechanism and be used for sending the work piece after the drift rivet completion to riveting mechanism and carry out the pushing mechanism of riveting, its characterized in that: the rivet penetrating mechanism comprises a rivet penetrating guide unit, a rivet separating unit and a rivet pressing unit which are arranged from bottom to top, wherein the rivet penetrating guide unit comprises a guide seat and a guide needle used for inserting the straight pipe rivet, a guide rod is arranged at the lower end of the guide needle, a first driving piece driving the guide rod to slide up and down is arranged below the guide seat, a supporting surface used for supporting the straight pipe rivet is formed between the guide rod and the guide needle, and a guide hole through which the guide rod can slide and can limit the straight pipe rivet to enter is formed in the guide seat; on the same cross section of the guide rod, the distance from the intersection point of the guide needle central shaft and the cross section to the farthest point on the outer contour of the cross section is greater than the outer radius of the straight pipe rivet, the distance from the intersection point of the guide needle central shaft and the cross section to the nearest point on the outer contour of the cross section is less than the inner radius of the straight pipe rivet, and the shape of the cross section of the guide hole is matched with the shape of the cross section of the guide rod;
the nail separating unit comprises a nail pipe, a nail separating upper template, a nail separating lower template and a nail separating plate, wherein the nail separating plate is horizontally arranged between the nail separating upper template and the nail separating lower template in a sliding manner, an upper pressing nail through hole and a lower pressing nail through hole are formed in the nail separating upper template, a lower pressing nail through hole is formed in the nail separating lower template, the upper pressing nail through hole and the lower pressing nail through hole are arranged in alignment, the outlet end of the nail pipe is arranged in alignment with the lower pressing nail through hole, a bearing through hole for bearing a straight pipe rivet in the lower pressing nail through hole is formed in the nail separating plate, and a second driving piece for driving the nail separating plate to slide so that the bearing through hole is aligned with the upper pressing nail through hole and the lower pressing nail through hole is further included; the nail pressing unit comprises a nail pressing rod and a third driving piece for driving the nail pressing rod to lift, and the nail pressing rod is arranged in alignment with the upper nail pressing through hole;
riveting mechanism is including the movable mould board that from top to bottom sets up, platform and quiet template are placed to the work piece, the work piece is placed the relative quiet template of platform and can fluctuate, the work piece is placed and is equipped with the reset spring that is used for the work piece that resets to place the platform between platform and the quiet template, the one end that the platform was placed to the work piece is the feed end, the work piece is placed and is equipped with a plurality of riveting hole formation a plurality of riveting station on the platform, it all is equipped with the dynamic rivet head to correspond each riveting station position on the lower terminal surface of movable mould board, it all is equipped with quiet rivet head to correspond each riveting station position on the up end of quiet template, be equipped with respectively on dynamic rivet head and the quiet rivet head and be used for on the straight tube.
By adopting the technical scheme, during the nail penetration, a straight pipe rivet enters from the nail pipe and falls into the nail falling through hole from the outlet end of the nail pipe, the lowermost rivet further falls into the bearing through hole on the nail separating plate, the thickness of the nail separating plate is matched with the length of the rivet, so that only the lowermost rivet can enter the bearing through hole, the second driving part drives the nail separating plate to slide to enable the bearing through hole to be aligned with the upper pressing nail through hole and the lower pressing nail through hole, the lowermost rivet is separated from the rivet positioned in the nail falling through hole above the lowermost rivet, and then the third driving part drives the pressing ejector rod to insert from the upper pressing nail through hole, so that the rivet is pressed out from the lower pressing nail through hole and the straight pipe rivet is introduced into a workpiece by the;
during guiding, the guide seat is positioned below the workpiece, the guide needle and the guide rod penetrate into a rivet hole on the workpiece from bottom to top, the guide needle is positioned above the workpiece, a support surface at the upper end of the guide rod also extends out of the rivet hole on the workpiece, a straight pipe rivet falls from a lower rivet through hole and is sleeved on the guide needle, the support surface is used for supporting the straight pipe rivet, the straight pipe rivet cannot slide down along the guide rod, the distance from the intersection point of the central shaft of the guide needle and the cross section to the farthest outer contour of the cross section is greater than the outer radius of the straight pipe rivet on the same cross section of the guide rod, then the first driving piece drives the guide rod and the guide needle to descend, and the straight pipe rivet descends along with the support surface, so that the lower end of the straight pipe rivet cannot be contacted with the workpiece to collide during guiding, the straight pipe rivet; when the straight pipe rivet descends to the position of the guide hole, the closest distance from the intersection point of the central shaft of the guide needle and the cross section to the outer contour of the cross section is smaller than the inner radius of the straight pipe rivet, and the shape of the guide hole is matched with that of the guide rod, so that the guide hole can block the straight pipe rivet from entering, and the straight pipe rivet is left in the rivet hole; then the work piece after the push mechanism will wear the nail and accomplish is sent to riveting mechanism and is carried out the riveting, and the work piece of treating the riveting is arranged in the work piece and is placed the platform, and the straight tube rivet corresponds and is located each riveting station position, and the movable mould board pushes down, and the shaping concave surface on movable rivet head and the quiet rivet head realizes the riveting with the work piece at straight tube rivet upper and lower tip shaping turn-ups respectively, and this kind of riveting die assembly, it can carry out the double-end riveting to the straight tube rivet.
The utility model discloses a further setting: the workpiece placing table is provided with a strip-shaped through groove for enabling straight pipe rivets to slide in along the workpiece feeding direction, a first riveting station is arranged in the strip-shaped through groove, a second riveting station is arranged, the first riveting station is close to the feeding end relative to the second riveting station, a first receiving plate is further arranged below the strip-shaped through groove, the second receiving plate is further arranged below the strip-shaped through groove, the first receiving plate is in sliding fit with the workpiece placing table, the second receiving plate is fixed with the workpiece placing table, the first receiving plate is located above the second receiving plate, a first riveting hole is formed in the first receiving plate, a second riveting hole is formed in the second receiving plate, the second riveting hole corresponds to the second riveting station and is exposed out of the strip-shaped through groove all the time, the first riveting hole is arranged in a mode of deviating from the strip-shaped through groove, and a fourth driving part for driving the first receiving plate to slide so that the first riveting hole corresponds to the first riveting station.
By adopting the above further arrangement, because the first riveting hole on the first bearing plate is arranged deviating from the position of the strip-shaped through groove, two straight pipe rivets side by side sequentially fall onto the first bearing plate in the strip-shaped through groove, the straight pipe rivet on the front side cannot fall from the first riveting hole, when the straight pipe rivet on the front side reaches the position of the second riveting station, the straight pipe rivet on the front side falls onto the static riveting head below from the second riveting hole, the straight pipe rivet on the rear side reaches the position of the first riveting station, at the moment, the fourth driving part drives the first bearing plate to slide so that the first riveting hole corresponds to the first riveting station, the straight pipe rivet on the rear side falls onto the static riveting head below from the first riveting hole, then the external driving mechanism (such as an air cylinder, a motor and the like) drives the movable template to press downwards, the workpiece placing table presses downwards along with the workpiece, the movable riveting head is matched with the corresponding static riveting head to respectively rivet two ends of the straight pipe rivet, in the conveying process, the two straight pipe rivets which are arranged side by side can respectively fall into the corresponding riveting holes.
The utility model discloses a further setting: the cross section of the guide hole is surrounded by a circular arc edge and at least one straight edge.
The cross section of the guide hole is polygonal or elliptical.
By adopting the above further arrangement, the shape of the guide hole can be set automatically according to the requirement, and the guide hole is convenient to process.
The utility model discloses a still further set up: divide the nail board to be equipped with two at least and stack and form, can dismantle between the adjacent branch nail board and connect.
Adopt above-mentioned still further setting, owing to adjacent two divide the nail board can dismantle the connection, can adjust the thickness of dividing the nail board according to the needs of the straight tube rivet of different length like this, the suitability is strong.
The utility model discloses a still further set up: the two sides of the lower nail separating template along the sliding direction of the nail separating plate are respectively provided with a guide block, and the nail separating plate and the guide blocks on the two sides realize sliding fit through a guide rail and a guide groove.
By adopting the above further arrangement, the nail separating plate is in sliding fit with the guide blocks on the two sides through the guide rail and the guide groove, so that the nail separating plate can slide more stably and is high in precision.
The utility model discloses a still further set up: the fourth driving part adopts a cylinder and is arranged on one side, far away from the feeding end, of the workpiece placing table, the first receiving plate is in sliding fit with the workpiece placing table along the feeding direction of the workpiece, one side, far away from the feeding end, of the first receiving plate is connected with the output end of the fourth driving part through a transmission rod, and a waist-shaped hole is formed in the position, corresponding to the second riveting hole, of the first receiving plate along the feeding direction of the workpiece.
By adopting the above further arrangement, the fourth driving part is arranged on one side of the workpiece placing table far away from the feeding end, so that the conveying of the workpieces is not influenced; the waist-shaped hole can make the first bearing plate give way to the straight pipe rivet on the front side when sliding.
The utility model discloses a still further set up: the transmission rod is provided with a light shielding sheet, and the workpiece placing table is provided with a photoelectric sensor for detecting the position of the first bearing plate according to the position of the light shielding sheet.
By adopting the above further arrangement, the movement position of the first bearing plate can be detected, and the damage to the mold caused by mold assembly when the first bearing plate slides to the designated position is avoided.
The utility model discloses a still further set up: the automatic rivet penetrating and riveting device further comprises a rivet checking mechanism, and the rivet checking mechanism is arranged between the rivet penetrating mechanism and the riveting mechanism.
By adopting the further arrangement, whether the straight pipe rivet is threaded or not can be detected.
The utility model discloses a still further set up: the automatic rivet-piercing riveting device further comprises a defective product sorting mechanism which is arranged on the rear side of the riveting mechanism.
By adopting the further arrangement, unqualified riveting products can be selected.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is a structural diagram of a nail penetration mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a workpiece and a straight pipe rivet in cooperation with a piercing guide according to an embodiment of the present invention;
FIG. 4 is a view showing the structure of the guide rod and the guide pin according to the embodiment of the present invention;
FIG. 5 is a structural diagram of a guide seat according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a pilot hole according to an embodiment of the present invention;
FIG. 7 is a block diagram of another embodiment of the present invention in which the cross-section of the pilot hole has another shape;
FIG. 8 is a cross-sectional view of a straight tube rivet;
FIG. 9 is a cross-sectional view of a guide bar according to an embodiment of the present invention;
FIG. 10 is a view of the entire structure of the nail separating unit according to the embodiment of the present invention;
fig. 11 is an exploded view of the nail separating unit according to the embodiment of the present invention;
FIG. 12 is an enlarged view of a portion I of FIG. 11;
fig. 13 is an overall structure diagram of the riveting mechanism in the embodiment of the present invention;
fig. 14 is an exploded view of a riveting mechanism in an embodiment of the invention;
fig. 15 is a top view of the workpiece placing table when the cylinder is not actuated in the riveting mechanism according to the embodiment of the present invention;
fig. 16 is a top view of the workpiece placing table when the riveting mechanism operates the cylinder according to the embodiment of the present invention;
FIG. 17 is a view showing a structure of a rivet used in the market;
FIG. 18 is a structural view of a straight tube rivet;
fig. 19 is a structural view of the movable and stationary heads when caulking the straight pipe rivet.
Detailed Description
As shown in fig. 1-19, an automatic straight pipe rivet piercing and riveting device includes a piercing mechanism 1, a riveting mechanism 2, and a pushing mechanism for sending a workpiece after piercing to the riveting mechanism 2 for riveting, the pushing mechanism may directly adopt an air cylinder, the piercing mechanism 1 includes a piercing guide unit 11, a nail separating unit 12, and a nail pressing unit 13, which are arranged from bottom to top, wherein the piercing guide unit 11 includes a guide seat 111 and a guide needle 112 for inserting a straight pipe rivet, a guide rod 113 is arranged at a lower end of the guide needle 112, a first driving member 114 for driving the guide rod 113 to slide up and down is arranged below the guide seat 111, a supporting surface 115 for supporting the straight pipe rivet 6 is formed between the guide rod 113 and the guide needle 112, and a guide hole 1111 for the guide rod 113 to slide through and limit the straight pipe rivet 6 to enter is arranged on the guide seat 111; on the same cross section of the guide rod 113, the farthest distance D1 from the intersection point of the central axis of the guide needle 112 and the cross section to the outer contour of the cross section is larger than the outer radius R of the straight tube rivet 6, the closest distance D2 from the intersection point of the central axis of the guide needle 112 and the cross section to the outer contour of the cross section is smaller than the inner radius R of the straight tube rivet 6, and the cross section shape of the guide hole 1111 is matched with the cross section shape of the guide rod 113;
the nail separating unit 12 comprises a nail tube 121, a nail separating upper template 122, a nail separating lower template 123 and a nail separating plate 124, wherein the nail separating plate 124 is horizontally and slidably arranged between the nail separating upper template 122 and the nail separating lower template 123, an upper nail pressing through hole 1221 and a nail falling through hole 1222 are arranged on the nail separating upper template 122, a lower nail pressing through hole 1231 is arranged on the nail separating lower template 123, the upper nail pressing through hole 1221 and the lower nail pressing through hole 1231 are aligned, the outlet end of the nail tube 121 is aligned with the nail falling through hole 1222, a receiving through hole 1241 for receiving the straight pipe rivet 11' in the nail falling through hole 1222 is arranged on the nail separating plate 124, and the nail separating unit further comprises a second driving piece 125 for driving the nail separating plate 124 to slide so that the receiving through hole 1241 is aligned with the upper nail pressing through hole 1221 and the lower nail pressing through hole 1231; the nail pressing unit 13 comprises a nail pressing rod 131 and a third driving piece 132 for driving the nail pressing rod to lift, and the nail pressing rod is aligned with the upper nail pressing through hole 1221;
the riveting mechanism 2 comprises a movable template 21, a workpiece placing table 22 and a static template 23 which are arranged from top to bottom, one end of the workpiece placing table 22 is a feeding end 221, the workpiece placing table 22 can float up and down relative to the static template 23, a return spring 24 for returning the workpiece placing table 22 is arranged between the workpiece placing table 22 and the static template 23, a strip-shaped through groove 222 for a straight pipe rivet to slide into is arranged on the workpiece placing table 22 along the workpiece feeding direction, a first riveting station 2221 and a second riveting station 2222 are arranged in the strip-shaped through groove 222, the first riveting station 2221 is arranged close to the feeding end 221 relative to the second riveting station 2222, a movable riveting head 25 is arranged on the lower end face of the movable template 21 corresponding to the first riveting station 2221 and the second riveting station 2222, a movable riveting head 26 is arranged on the upper end face of the static template 23 corresponding to the first riveting station 2221 and the second riveting station 2222222222, and a movable riveting head 25 and a static riveting head 26 are respectively arranged on the straight pipe 11 The lower end part is formed with flanged forming concave surfaces 251 and 261, a first receiving plate 27 and a second receiving plate 28 are further arranged below the strip-shaped through groove 222, the first receiving plate 27 is in sliding fit with the workpiece placing table 22, the second receiving plate 28 is fixed with the workpiece placing table 22, the first receiving plate 27 is located above the second receiving plate 28, a first riveting hole 271 is arranged on the first receiving plate 27, a second riveting hole 281 is arranged on the second receiving plate 28, the second riveting hole 281 corresponds to the second riveting station 2222 and is always exposed out of the strip-shaped through groove 222, the first riveting hole 271 is arranged deviating from the strip-shaped through groove 222, and the lower end part further comprises a fourth driving part 29 for driving the first receiving plate 27 to slide so that the first riveting hole 271 corresponds to the first riveting station 2221. In the embodiment of the utility model, each driving piece all adopts the cylinder, can adopt realization such as electric jar, motor certainly.
As shown in fig. 4 to 7, the following may be adopted for the shape of the guide hole 1111: (1) the cross section of the guide hole 1111 is formed by enclosing an arc edge and at least one straight edge; (2) the cross section of the guide hole 1111 is polygonal, such as triangular, rectangular and the like; (3) the cross-sectional shape of the guide hole 1111 is an ellipse, but may be provided in other shapes as needed. The utility model discloses in the embodiment, the cross sectional shape of guiding hole 1111 encloses including two circular arc limit 1111A, 1111B and two straight flange 1111C, 1111D, and two straight flange symmetries set up, and two circular arc limit symmetries are connected between two straight flanges. In the embodiment of the present invention, the cross-section is perpendicular to the axial direction of the guide pin 112.
The utility model discloses in the embodiment, divide the board 124 of nailing to be equipped with at least two and superpose and form, form through bolt 126 between the adjacent board 124 of nailing of dividing and can dismantle the connection, of course, also can adopt modes such as bolt to realize can dismantling the connection, because two adjacent boards 124 of nailing can dismantle the connection, can adjust the thickness of dividing the board 124 of nailing according to the needs of the straight tube rivet of different length like this, the suitability is strong.
The two sides of the lower nail separating plate 123 along the sliding direction of the nail separating plate 124 are respectively provided with a guide block 127, the nail separating plate 124 and the guide blocks 127 on the two sides realize sliding fit through the guide rail 1271 and the guide groove 1242, so that the nail separating plate 124 can be ensured to slide more stably, and the precision is high.
The fourth driving member 29 is disposed on the side of the workpiece placing table 22 away from the feeding end 221, the first receiving plate 27 is in sliding fit with the workpiece placing table 22 along the workpiece feeding direction, the side of the first receiving plate 27 away from the feeding end 221 is connected to the output end of the fourth driving member 29 through the transmission rod 210, and a kidney-shaped hole 272 is disposed on the first receiving plate 27 along the workpiece feeding direction corresponding to the second riveting hole 281. The fourth driving part 29 is arranged on the side, far away from the feeding end 221, of the workpiece placing table 22, and the conveying of the workpieces cannot be influenced; the kidney-shaped hole 272 allows the first receiving plate 27 to give way for the straight pipe rivet on the front side when sliding.
In the embodiment of the present invention, the transmission rod 210 is provided with a light shielding sheet 211, and the workpiece placing table 22 is provided with a photoelectric sensor 212 for detecting the position of the first receiving plate 27 according to the position of the light shielding sheet 211. Therefore, the movement position of the first bearing plate 27 can be detected, and the damage to the mold caused by mold clamping when the first bearing plate 27 slides to a specified position can be avoided.
The automatic rivet piercing riveting device further comprises a rivet checking mechanism 3 and a defective product sorting mechanism 4, wherein the rivet checking mechanism 3 is arranged between the rivet piercing mechanism 1 and the riveting mechanism 2, and the defective product sorting mechanism 4 is arranged on the rear side of the riveting mechanism 2. The nail checking mechanism can adopt a visual sensor to identify, unqualified workpieces of the through nails can be taken out manually or through an air cylinder, and the defective product sorting mechanism can adopt a defective product sorting mechanism with the patent number ZL201620748690.3, which is not described in detail herein.
During the nail penetration, a straight pipe rivet enters from the nail pipe 121 and falls into the nail falling through hole 1222 from the outlet end of the nail pipe 121, the straight pipe rivet 6 at the lowest position further falls into the receiving through hole 1241 on the nail separating plate 124, the thickness of the nail separating plate 124 is matched with the length of the straight pipe rivet 6, so that only the rivet at the lowest position can enter the receiving through hole 1241, the second driving piece 125 drives the nail separating plate 124 to slide, the receiving through hole 1241 is aligned with the upper pressing through hole 1221 and the lower pressing through hole 1231, the rivet at the lowest position is separated from the rivet at the nail falling through hole 1222, and then the third driving piece 132 drives the pressing rod to insert from the upper pressing through hole 1221 to press the rivet out from the lower pressing through hole 1231 so as to lead the straight pipe rivet into a workpiece through guide unit 11;
during guiding, the guide seat 111 is positioned below the workpiece 5, the guide pin 112 and the guide rod 113 penetrate into the rivet hole 51 on the workpiece 5 from bottom to top, the guide pin 112 is positioned above the workpiece, the support surface 115 at the upper end of the guide rod 113 also extends out of the rivet hole on the workpiece, the straight pipe rivet falls from the lower nail pressing through hole 1231 and is sleeved on the guide pin 112, the support surface 115 is used for supporting the straight pipe rivet, the straight pipe rivet cannot slide down along the guide rod 113, because the farthest distance D1 from the intersection point of the central shaft of the guide pin 112 and the cross section to the outer contour of the cross section is larger than the outer radius R of the straight pipe rivet on the same cross section of the guide rod 113, then the first driving piece 114 drives the guide rod 113 and the guide pin 112 to descend, the rivet along with the support surface 115, so that the lower end of the straight pipe rivet cannot be contacted with the workpiece to collide, the straight pipe rivet cannot, The stability is higher; when the straight pipe rivet descends to the position of the guide hole 1111, the distance D2 from the intersection point of the central shaft of the guide needle 112 and the cross section to the nearest distance on the outer contour of the cross section is smaller than the inner radius r of the straight pipe rivet, and the shape of the guide hole 1111 is matched with the shape of the guide rod 113, so that the guide hole 1111 can block the straight pipe rivet from entering, and the straight pipe rivet is left in the rivet hole; then the pushing mechanism sends the pierced workpiece to the riveting mechanism 2 for riveting, the workpiece enters from the feeding end 221 of the workpiece placing table 22, because the first riveting hole 271 of the first receiving plate 27 is offset from the position of the strip-shaped through slot 222, two straight pipe rivets side by side sequentially drop onto the first receiving plate 27 in the strip-shaped through slot 222, the straight pipe rivet on the front side cannot drop from the first riveting hole 271, when the straight pipe rivet on the front side reaches the position of the second riveting station 2222, the straight pipe rivet on the rear side drops from the second riveting hole 281 onto the static riveting head 26 below, and the straight pipe rivet on the rear side reaches the position of the first riveting station 2221, at this time, the fourth driving member 29 drives the first receiving plate 27 to slide, so that the first riveting hole 271 corresponds to the first riveting station 2221, and the straight pipe rivet on the rear side drops from the first riveting hole 271 onto the static riveting head 26 below, and then passes through the external driving mechanism (such as an air cylinder, Motor, etc.) drives the movable template 21 to press downwards, the workpiece placing table 22 presses downwards, and the movable rivet head 25 is matched with the corresponding static rivet head 26 to rivet the two ends of the straight pipe rivet respectively.
Claims (10)
1. The utility model provides an automatic drift rivet riveting device of straight tube rivet, including drift rivet mechanism, riveting mechanism and be used for sending the work piece after the drift rivet completion to riveting mechanism and carry out the pushing mechanism of riveting, its characterized in that: the rivet penetrating mechanism comprises a rivet penetrating guide unit, a rivet separating unit and a rivet pressing unit which are arranged from bottom to top, wherein the rivet penetrating guide unit comprises a guide seat and a guide needle used for inserting the straight pipe rivet, a guide rod is arranged at the lower end of the guide needle, a first driving piece driving the guide rod to slide up and down is arranged below the guide seat, a supporting surface used for supporting the straight pipe rivet is formed between the guide rod and the guide needle, and a guide hole through which the guide rod can slide and can limit the straight pipe rivet to enter is formed in the guide seat; on the same cross section of the guide rod, the distance from the intersection point of the guide needle central shaft and the cross section to the farthest point on the outer contour of the cross section is greater than the outer radius of the straight pipe rivet, the distance from the intersection point of the guide needle central shaft and the cross section to the nearest point on the outer contour of the cross section is less than the inner radius of the straight pipe rivet, and the shape of the cross section of the guide hole is matched with the shape of the cross section of the guide rod;
the nail separating unit comprises a nail pipe, a nail separating upper template, a nail separating lower template and a nail separating plate, wherein the nail separating plate is horizontally arranged between the nail separating upper template and the nail separating lower template in a sliding manner, an upper pressing nail through hole and a lower pressing nail through hole are formed in the nail separating upper template, a lower pressing nail through hole is formed in the nail separating lower template, the upper pressing nail through hole and the lower pressing nail through hole are arranged in alignment, the outlet end of the nail pipe is arranged in alignment with the lower pressing nail through hole, a bearing through hole for bearing a straight pipe rivet in the lower pressing nail through hole is formed in the nail separating plate, and a second driving piece for driving the nail separating plate to slide so that the bearing through hole is aligned with the upper pressing nail through hole and the lower pressing nail through hole is further included; the nail pressing unit comprises a nail pressing rod and a third driving piece for driving the nail pressing rod to lift, and the nail pressing rod is arranged in alignment with the upper nail pressing through hole;
riveting mechanism is including the movable mould board that from top to bottom sets up, platform and quiet template are placed to the work piece, the work piece is placed the relative quiet template of platform and can fluctuate, the work piece is placed and is equipped with the reset spring that is used for the work piece that resets to place the platform between platform and the quiet template, the one end that the platform was placed to the work piece is the feed end, the work piece is placed and is equipped with a plurality of riveting hole formation a plurality of riveting station on the platform, it all is equipped with the dynamic rivet head to correspond each riveting station position on the lower terminal surface of movable mould board, it all is equipped with quiet rivet head to correspond each riveting station position on the up end of quiet template, be equipped with respectively on dynamic rivet head and the quiet rivet head and be used for on the straight tube.
2. The automatic piercing riveting device of a straight pipe rivet according to claim 1, characterized in that: the workpiece placing table is provided with a strip-shaped through groove for enabling straight pipe rivets to slide in along the workpiece feeding direction, a first riveting station is arranged in the strip-shaped through groove, a second riveting station is arranged, the first riveting station is close to the feeding end relative to the second riveting station, a first receiving plate is further arranged below the strip-shaped through groove, the second receiving plate is further arranged below the strip-shaped through groove, the first receiving plate is in sliding fit with the workpiece placing table, the second receiving plate is fixed with the workpiece placing table, the first receiving plate is located above the second receiving plate, a first riveting hole is formed in the first receiving plate, a second riveting hole is formed in the second receiving plate, the second riveting hole corresponds to the second riveting station and is exposed out of the strip-shaped through groove all the time, the first riveting hole is arranged in a mode of deviating from the strip-shaped through groove, and a fourth driving part for driving the first receiving plate to slide so that the first riveting hole corresponds to the first riveting station.
3. The automatic piercing riveting device of a straight pipe rivet according to claim 1 or 2, characterized in that: the cross section of the guide hole is surrounded by a circular arc edge and at least one straight edge.
4. The automatic piercing riveting device of a straight pipe rivet according to claim 1 or 2, characterized in that: the cross section of the guide hole is polygonal or elliptical.
5. The automatic piercing riveting device of a straight pipe rivet according to claim 1 or 2, characterized in that: divide the nail board to be equipped with two at least and stack and form, can dismantle between the adjacent branch nail board and connect.
6. The automatic piercing riveting device of a straight pipe rivet according to claim 5, characterized in that: the two sides of the lower nail separating template along the sliding direction of the nail separating plate are respectively provided with a guide block, and the nail separating plate and the guide blocks on the two sides realize sliding fit through a guide rail and a guide groove.
7. The automatic piercing riveting device of a straight pipe rivet according to claim 2, characterized in that: the fourth driving part adopts a cylinder and is arranged on one side, far away from the feeding end, of the workpiece placing table, the first receiving plate is in sliding fit with the workpiece placing table along the feeding direction of the workpiece, one side, far away from the feeding end, of the first receiving plate is connected with the output end of the fourth driving part through a transmission rod, and a waist-shaped hole is formed in the position, corresponding to the second riveting hole, of the first receiving plate along the feeding direction of the workpiece.
8. The automatic piercing riveting device of a straight pipe rivet according to claim 7, characterized in that: the transmission rod is provided with a light shielding sheet, and the workpiece placing table is provided with a photoelectric sensor for detecting the position of the first bearing plate according to the position of the light shielding sheet.
9. The automatic piercing riveting device of a straight pipe rivet according to claim 1 or 2, characterized in that: the automatic rivet penetrating and riveting device further comprises a rivet checking mechanism, and the rivet checking mechanism is arranged between the rivet penetrating mechanism and the riveting mechanism.
10. The automatic piercing riveting device of a straight pipe rivet according to claim 1 or 2, characterized in that: the automatic rivet-piercing riveting device further comprises a defective product sorting mechanism which is arranged on the rear side of the riveting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920966745.1U CN210305596U (en) | 2019-06-25 | 2019-06-25 | Automatic piercing riveting device for straight pipe rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920966745.1U CN210305596U (en) | 2019-06-25 | 2019-06-25 | Automatic piercing riveting device for straight pipe rivet |
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| CN210305596U true CN210305596U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920966745.1U Active CN210305596U (en) | 2019-06-25 | 2019-06-25 | Automatic piercing riveting device for straight pipe rivet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908784A (en) * | 2020-12-30 | 2021-06-04 | 奔龙自动化科技有限公司 | Automatic rivet penetrating and riveting integrated equipment for circuit breaker rivet |
| CN113414340A (en) * | 2021-06-11 | 2021-09-21 | 重庆新钰立金属科技有限公司 | Automatic rivet penetrating and riveting equipment for stamping products |
| CN113997584A (en) * | 2021-10-12 | 2022-02-01 | 杭州可速自动化设备有限公司 | Interactive nail separating mechanism and riveting equipment |
-
2019
- 2019-06-25 CN CN201920966745.1U patent/CN210305596U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908784A (en) * | 2020-12-30 | 2021-06-04 | 奔龙自动化科技有限公司 | Automatic rivet penetrating and riveting integrated equipment for circuit breaker rivet |
| CN112908784B (en) * | 2020-12-30 | 2023-05-12 | 奔龙自动化科技有限公司 | Automatic integrated equipment of riveting of wearing of circuit breaker rivet |
| CN113414340A (en) * | 2021-06-11 | 2021-09-21 | 重庆新钰立金属科技有限公司 | Automatic rivet penetrating and riveting equipment for stamping products |
| CN113997584A (en) * | 2021-10-12 | 2022-02-01 | 杭州可速自动化设备有限公司 | Interactive nail separating mechanism and riveting equipment |
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