CN110142369B - Automatic riveting method and automatic pressing riveting equipment - Google Patents
Automatic riveting method and automatic pressing riveting equipment Download PDFInfo
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- CN110142369B CN110142369B CN201910540236.7A CN201910540236A CN110142369B CN 110142369 B CN110142369 B CN 110142369B CN 201910540236 A CN201910540236 A CN 201910540236A CN 110142369 B CN110142369 B CN 110142369B
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- 238000003825 pressing Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title abstract description 13
- 238000001467 acupuncture Methods 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012937 correction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The invention discloses an automatic riveting method and automatic riveting equipment, wherein the equipment comprises a bracket, and a conveying mechanism, a direction correcting mechanism, a workpiece clamping mechanism, a rivet clamping mechanism and a riveting mechanism which are respectively arranged on the bracket, wherein the conveying mechanism comprises a conveying belt for conveying workpieces and a stop block for stopping the workpieces; the direction correcting mechanism comprises a funnel-shaped correcting groove with wide front and narrow rear, which consists of inclined blocks; the workpiece clamping mechanism comprises a first driving cylinder, a feeding block and an acupoint, wherein the first driving cylinder is connected with the feeding block and drives the feeding block, and the feeding block pushes a workpiece stopped by the stopping block into the acupoint; the rivet clamping mechanism comprises a rivet box and rivets arranged in the rivet box; the riveting mechanism comprises a second driving cylinder and a pressing block, and the second driving cylinder drives the pressing block to press the rivet in the rivet box into the workpiece at the acupoint. The invention realizes full-automatic riveting of workpieces, greatly reduces the labor investment, has low labor cost and greatly improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an automatic riveting method and automatic riveting equipment.
Background
Currently, in industry, a workpiece to be riveted is usually placed in a jig manually, rivets are placed in the jig manually, and then a riveting press device is started to press downwards. In the riveting process, the production efficiency is low by manually clamping workpieces and rivets, and the labor cost is high. Especially, to the less situation of rivet, manual clamping is comparatively difficult, and then production efficiency is very low, and needs a large amount of manpowers, leads to the cost of labor to be high to lead to manufacturing cost high, the enterprise competitiveness is limited.
Disclosure of Invention
The invention mainly aims to provide automatic riveting equipment which is high in production efficiency and low in cost.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
An automatic riveting device comprises a bracket, a conveying mechanism, a direction correcting mechanism, a workpiece clamping mechanism, a rivet clamping mechanism and a riveting mechanism which are respectively arranged on the bracket,
The conveying mechanism comprises a conveying belt for conveying the workpieces and a stop block for stopping the workpieces;
The direction correcting mechanism comprises a front wide and rear narrow funnel-shaped correcting groove formed by inclined blocks;
the workpiece clamping mechanism comprises a first driving cylinder, a feeding block and an acupoint, wherein the first driving cylinder is connected with the feeding block and drives the feeding block, and the feeding block pushes a workpiece stopped by the stopping block into the acupoint;
the rivet clamping mechanism comprises a rivet box and rivets arranged in the rivet box;
The riveting mechanism comprises a second driving cylinder and a pressing block, wherein the second driving cylinder drives the pressing block to press the rivet in the rivet box into the workpiece at the acupoint.
Preferably, the direction correcting mechanism further comprises an equal-width guide groove formed by two raised strips in parallel, wherein the guide groove is arranged at the rear end of the correcting groove and forms a Y-shaped channel with the correcting groove.
As a preferred mode, the rivet clamping mechanism further comprises a clamping interchange body, and the bottom of the rivet box is fixedly connected with the interchange body through a first spring;
The interchange body is provided with a pair of limiting strips for limiting the rivet box in the horizontal direction;
the interchange body is also provided with a height limiting block for limiting the height of the rivet box in the vertical direction;
The interchangeable body is detachably fixed on the bracket through the quick clamp, and the bracket is provided with a pin for positioning the interchangeable body.
As a preferred mode, a second spring and a rivet pushing block are arranged in the rivet box, one end of the second spring is fixed with the rivet box through a top pin, and the other end of the second spring is connected with the rivet pushing block to push the rivet pushing block to one end of riveting.
As an optimal mode, a silica gel sheet is arranged at the nail outlet position at the bottom of the rivet box, and the silica gel sheet is provided with a through hole slightly smaller than that of the rivet.
The riveting mechanism further comprises a fixed plate for fixing the second driving cylinder and a movable plate for supporting the pressing block, the second driving cylinder is fixedly arranged on the upper surface of the fixed plate, the movable plate is connected with the fixed plate through a guide sleeve and is fixed on the support through a guide pillar and arranged above the acupuncture point, the pressing block is arranged on the lower surface of the movable plate, and a nail pressing column for pressing rivets and a box pressing column for pressing rivet boxes are arranged at the bottom of the pressing block.
As a preferred mode, the automatic riveting equipment further comprises a positioning mechanism, the positioning mechanism comprises a third driving cylinder and a jacking pin, a through hole matched with the jacking pin in size is formed in the bottom of each acupoint, and the workpiece is ejected out of the acupoint after the jacking pin is driven by the third driving cylinder to penetrate through the acupoint.
Preferably, the automatic riveting equipment further comprises a blanking collecting mechanism, wherein the blanking collecting mechanism comprises a fourth driving cylinder and a jacking block, and the fourth driving cylinder is connected with the jacking block and drives the jacking block to push the workpiece ejected out of the acupuncture point into the blanking port.
Another object of the present invention is to provide an automatic riveting method based on the automatic riveting apparatus.
The technical scheme adopted by the invention is as follows:
an automated riveting method comprises the following steps:
step 1, fixing a rivet box loaded with rivets on a bracket;
step 2, conveying the workpiece by a conveyor belt;
step 3, when the workpiece passes through the correction groove, the correction groove corrects the direction of the workpiece;
Step 4, stopping the workpiece subjected to direction correction on the conveyor belt by the stopping block;
step 5, the first driving cylinder drives the feeding block to push the stopped workpiece into the acupuncture point;
and 6, driving the pressing block by the second driving cylinder to press the rivet into the workpiece.
Preferably, the automatic riveting method further comprises:
step 7, a third driving cylinder drives a jacking pin to jack the riveted workpiece out of the acupoint;
And 8, driving the material pushing block by the fourth driving cylinder to push the workpiece into the blanking port so that the workpiece falls to the collecting box.
Compared with the prior art, the invention has the following beneficial effects:
1. The automatic riveting equipment provided by the invention realizes full-automatic riveting of the workpiece, greatly reduces the labor investment, has low labor cost and greatly improves the production efficiency.
2. According to the invention, the workpiece with the direction corrected by arranging the guide groove is guided to the stop block, so that the direction of the workpiece is kept, and the direction of the workpiece is ensured to be kept correct.
3. According to the invention, the pair of limiting strips for limiting the rivet box in the horizontal direction are arranged on the interchange body, so that the rivet box is prevented from shifting, and the riveting precision is high.
4. According to the invention, the height limiting block for limiting the height of the rivet box in the vertical direction is arranged on the interchange body, so that the rivet box is prevented from being offset caused by excessive supporting of the first spring by the rivet box, and the riveting precision is ensured.
5. According to the invention, by arranging the second spring and the rivet pushing block, the rivet in the rivet box automatically fills up the empty space generated by the consumption of the rivet by one workpiece after the riveting of one workpiece is finished.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of an automatic riveting device according to the present invention;
FIG. 2 is a schematic view of the automatic riveting equipment riveting mechanism;
FIG. 3 is a schematic diagram of a closing state structure of the rivet clamping mechanism;
FIG. 4 is a schematic view of the structure of the rivet clamping mechanism with the cover removed;
FIG. 5 is a schematic structural view of the rivet box;
FIG. 6 is a schematic diagram of an interchangeable body structure of the rivet clamping mechanism;
FIG. 7 is a schematic diagram of the positioning mechanism and the blanking collection mechanism of the present invention;
fig. 8 is a schematic structural view of a press block of the riveting mechanism.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 and 7, the automatic riveting device includes a bracket, and a conveying mechanism 200, a direction correcting mechanism 300, a workpiece clamping mechanism 400, a rivet clamping mechanism 500, a riveting mechanism 600, a positioning mechanism 700 and a blanking collecting mechanism 800 which are respectively arranged on the bracket 100.
Referring to fig. 2, the transfer mechanism includes a conveyor belt 201 for transferring the work a and a stopper block 202 for stopping the work, which is provided at the rear end of the conveyor belt and is fixed above the conveyor belt.
Referring to fig. 2, the direction correcting mechanism includes a front-wide rear-narrow funnel-shaped correcting groove 302 formed by two inclined blocks 301 and an equal-width guiding groove 304 formed by two raised strips 303 arranged in parallel and having a width slightly larger than the width of the workpiece. The guide groove is arranged at the rear end of the correction groove and forms a Y-shaped channel with the correction groove. The two inclined blocks and the two raised strips are integrally arranged. The direction correcting mechanism is arranged above the conveyor belt. The workpiece on the conveyor belt is kept in the direction of the workpiece through the guide groove after passing through the direction correction groove to correct the direction, the guide groove extends to the vicinity of the stop block, the distance between the tail end of the guide groove and the stop block is not smaller than the length of one workpiece, and the workpiece coming out of the guide groove is stopped by the stop block.
Referring to fig. 2, the workpiece clamping mechanism includes a first driving cylinder 401, a feeding block 402 and an acupoint 403, where the first driving cylinder is fixed on the bracket and connected with the feeding block. The first driving cylinder drives the feeding block, and the feeding block pushes the workpiece stopped by the stopping block into the acupuncture point. At the stop block, the feed block, the intercepted and stopped workpiece and the acupuncture point are in line.
The rivet clamping mechanism described with reference to fig. 3,4 and 5 includes a rivet housing 501, rivets 502 arranged in the rivet housing, and a clamping interchange body 503. The rivet box comprises a cover 5011 and a box 5012, one end of the cover is connected with the box of the rivet box through a connecting pin 5013, and the other end of the cover is locked with the box through a buckle 5014. The bottom of the rivet box is fixedly connected to the exchange body by a first spring 504. The second spring 5015 and the rivet pushing block 5016 are arranged in the rivet box, one end of the second spring is fixed with the rivet box through the top rivet 5017, the other end of the second spring is connected with the rivet pushing block, the rivet pushing block is pushed to one end of riveting, the rivet in the rivet box is ensured to automatically fill in a vacancy generated by consuming the rivet by one workpiece after the riveting is finished, and continuous automatic riveting is realized. The rivet box bottom goes out nail position and is provided with silica gel piece 5018, the silica gel piece is provided with the through-hole 5019 that the size is slightly less than the rivet, the silica gel piece prevents that the rivet from dropping when not processing.
Referring to fig. 3 and 6, the acupoints and the feeding blocks are all arranged on the exchange body.
Referring to fig. 6, the interchangeable body is provided with a pair of limiting bars 5031 for limiting the rivet box in the horizontal direction, preventing the rivet box from being shifted, and the riveting precision is high. The interchangeable body is further provided with a height limiting block 5032 for limiting the height of the rivet box in the vertical direction, and the height limiting block is fixed on the limiting strip through a screw 5033, so that the rivet box is prevented from being excessively supported by the first spring to deviate, and the riveting precision is ensured.
Referring to fig. 2 and 6, the interchangeable body is detachably fixed to the bracket. Specifically, the interchangeable body is secured to the bracket by a quick clamp 5034. In addition, the bracket is provided with a pin 101 for positioning the interchangeable body.
Referring to fig. 1, the riveting mechanism includes a second driving cylinder 601, a fixing plate 602 for fixing the second driving cylinder, a pressing block 603, and a movable plate 604 for supporting the pressing block, where the second driving cylinder is fixedly disposed on the upper surface of the fixing plate, the movable plate is connected with the fixing plate through a guide sleeve 605, the movable plate is fixed on the bracket through a guide post 606 and disposed above the acupoints, and the pressing block is fixedly connected with the lower surface of the movable plate through a third spring 607. Referring to fig. 8, a pair of press studs 6031 for pressing rivets and a press box stud 6032 for pressing rivet boxes are provided at the bottom of the press block. The box pressing column is an elastic pressing column. The nail pressing column is longer than the box pressing column. The process that the second driving cylinder drives the pressing block to press the rivet in the rivet box into the workpiece at the acupoint is specifically a process that the second driving cylinder drives the pressing block to press down: in the pressing block pressing process, the pressing box column is in contact with the rivet box and presses the rivet box, in the continuing pressing process, the pressing box column presses the rivet box to be attached to the exchange body, and the pressing pin column presses the rivet into the workpiece to realize riveting. And after the riveting is finished, the second driving cylinder pulls up the movable plate and the pressing block together, and meanwhile, the first spring jacks up the rivet box.
Referring to fig. 6 and 7, the out-positioning mechanism includes a third driving cylinder 701 and a ejector pin 702. The third driving cylinder is fixed on the lower surface of the support, the ejector pin is connected with the third driving cylinder and sequentially penetrates through the support and the acupuncture points, and a penetrating hole 4031 matched with the ejector pin in size is formed in the bottom of each acupuncture point. After the riveting mechanism is reset after the riveting is completed, the third driving cylinder drives the ejection pin to penetrate through the bracket and the acupuncture point, and then the workpiece is ejected out of the acupuncture point. In this embodiment, the ejector pin ejects the workpiece 1mm above the upper surface of the locating plate.
The blanking collection mechanism comprises a fourth driving cylinder 801 and a material ejection block 802, wherein the fourth driving cylinder is fixed on the support and connected with the material ejection block, and the fourth driving cylinder drives the material ejection block to push a workpiece ejected from an acupoint into the blanking port 803, so that automatic blanking collection is realized.
Example 2
An automatic riveting method based on the automatic riveting equipment comprises the following steps:
and step 1, fixing the rivet box loaded with the rivets on the bracket. The rivet box with the rivet loaded is fixed on the exchange body, and then the exchange body is fixed on the bracket through the quick clamp.
And 2, conveying the workpiece by using a conveyor belt.
And 3, correcting the direction of the workpiece by the correction groove when the workpiece passes through the correction groove. The corrected workpiece is also guided to the stop block through the guide groove.
And 4, stopping the workpiece on the conveyor belt after direction correction and direction maintenance by the stop block.
And 5, driving the feeding block by the first driving cylinder to push the intercepted and stopped workpiece into the acupuncture point.
And 6, driving the pressing block by the second driving cylinder to press the rivet into the workpiece so as to realize riveting.
And 7, driving a jacking pin by a third driving cylinder to jack the riveted workpiece out of the acupuncture point.
And 8, driving the material pushing block by the fourth driving cylinder to push the workpiece into the blanking port so that the workpiece falls into the collecting box, and realizing automatic blanking and collecting.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way; those skilled in the art will readily appreciate that the present invention may be implemented as shown in the drawings and described above; however, those skilled in the art should not depart from the scope of the invention, and make various changes, modifications and adaptations of the invention using the principles disclosed above; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.
Claims (3)
1. An automatic riveting equipment which is characterized in that: comprises a bracket, a conveying mechanism, a direction correcting mechanism, a workpiece clamping mechanism, a rivet clamping mechanism and a riveting mechanism which are respectively arranged on the bracket,
The conveying mechanism comprises a conveying belt for conveying the workpieces and a stop block for stopping the workpieces;
The direction correcting mechanism comprises a front wide and rear narrow funnel-shaped correcting groove formed by inclined blocks;
the workpiece clamping mechanism comprises a first driving cylinder, a feeding block and an acupoint, wherein the first driving cylinder is connected with the feeding block and drives the feeding block, and the feeding block pushes a workpiece stopped by the stopping block into the acupoint;
The rivet clamping mechanism comprises a rivet box and rivets arranged in the rivet box; the rivet clamping mechanism further comprises a clamping interchange body, and the bottom of the rivet box is fixedly connected with the interchange body through a first spring; the interchange body is provided with a pair of limiting strips for limiting the rivet box in the horizontal direction; the interchange body is also provided with a height limiting block for limiting the height of the rivet box in the vertical direction; the exchanging body is fixed on the bracket through a quick clamp, a pin for positioning the exchanging body is arranged on the bracket, a second spring and a rivet pushing block are arranged in the rivet box, one end of the second spring is fixed with the rivet box through the pin, the other end of the second spring is connected with the rivet pushing block, and the rivet pushing block is pushed towards one end of riveting; a silica gel sheet is arranged at the nail outlet position at the bottom of the rivet box, and is provided with a through hole which is slightly smaller than the through hole of the rivet;
The riveting mechanism comprises a second driving cylinder and a pressing block, wherein the second driving cylinder drives the pressing block to press the rivet in the rivet box into the workpiece at the acupoint;
The riveting mechanism further comprises a fixed plate for fixing a second driving cylinder and a movable plate for supporting a pressing block, the second driving cylinder is fixedly arranged on the upper surface of the fixed plate, the movable plate is connected with the fixed plate through a guide sleeve, the movable plate is fixed on a bracket through a guide pillar and is arranged above an acupuncture point, the pressing block is arranged on the lower surface of the movable plate, and a nail pressing column for pressing rivets and a box pressing column for pressing rivet boxes are arranged at the bottom of the pressing block;
The automatic riveting equipment further comprises a positioning mechanism, the positioning mechanism comprises a third driving cylinder and a jacking pin, a through hole matched with the jacking pin in size is formed in the bottom of each acupoint, and the third driving cylinder drives the jacking pin to penetrate through the acupoint and then eject the workpiece out of the acupoint.
2. The automated riveting apparatus of claim 1 wherein: the direction correcting mechanism also comprises an equal-width guide groove formed by two raised strips in parallel, wherein the guide groove is arranged at the rear end of the correcting groove and forms a Y-shaped channel with the correcting groove.
3. The automated riveting apparatus of claim 1 wherein: the blanking collecting mechanism comprises a fourth driving cylinder and a jacking block, wherein the fourth driving cylinder is connected with the jacking block and drives the jacking block to push the workpiece ejected out of the acupuncture point into the blanking port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540236.7A CN110142369B (en) | 2019-06-20 | Automatic riveting method and automatic pressing riveting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540236.7A CN110142369B (en) | 2019-06-20 | Automatic riveting method and automatic pressing riveting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110142369A CN110142369A (en) | 2019-08-20 |
| CN110142369B true CN110142369B (en) | 2024-06-28 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398523A (en) * | 2017-06-28 | 2017-11-28 | 朱华习 | A kind of automatic riveting machine |
| CN109317596A (en) * | 2018-11-26 | 2019-02-12 | 首都航天机械有限公司 | A kind of automatic nail-feeding mechanism of major diameter steel rivet |
| CN109326402A (en) * | 2018-09-25 | 2019-02-12 | 元铭信（天津）电子有限公司 | A kind of cement resistor auto-filling system and its manufacturing method |
| CN210702305U (en) * | 2019-06-20 | 2020-06-09 | 深圳市正和首信精密科技有限公司 | Automatic riveting equipment |
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398523A (en) * | 2017-06-28 | 2017-11-28 | 朱华习 | A kind of automatic riveting machine |
| CN109326402A (en) * | 2018-09-25 | 2019-02-12 | 元铭信（天津）电子有限公司 | A kind of cement resistor auto-filling system and its manufacturing method |
| CN109317596A (en) * | 2018-11-26 | 2019-02-12 | 首都航天机械有限公司 | A kind of automatic nail-feeding mechanism of major diameter steel rivet |
| CN210702305U (en) * | 2019-06-20 | 2020-06-09 | 深圳市正和首信精密科技有限公司 | Automatic riveting equipment |
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