CN112008384A - Automatic aligning and force releasing mechanism of tightening gun - Google Patents
Automatic aligning and force releasing mechanism of tightening gun Download PDFInfo
- Publication number
- CN112008384A CN112008384A CN202010891612.XA CN202010891612A CN112008384A CN 112008384 A CN112008384 A CN 112008384A CN 202010891612 A CN202010891612 A CN 202010891612A CN 112008384 A CN112008384 A CN 112008384A
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- Prior art keywords
- tightening gun
- force
- connecting plate
- tightening
- screw
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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
- B23P19/04—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 assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening 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
- B23P19/10—Aligning parts to be fitted together
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to an automatic aligning and force releasing mechanism of a tightening gun, which comprises the tightening gun, wherein a screw guide mechanism is fixed at the bottom end of the tightening gun, the tightening gun is arranged on a fixed plate, a force releasing mechanism is arranged between the tightening gun and the fixed plate, one side of the force releasing mechanism is provided with a mechanism for detecting the centering position of the tightening gun, the force releasing mechanism comprises a tightening gun force releasing connecting plate, a tightening gun force releasing connecting plate pressing device, a force releasing elastic part and steel ball rollers, the tightening gun is fixed on the tightening gun force releasing connecting plate, the force releasing elastic parts are embedded in the four corners of the tightening gun force releasing connecting plate, the tightening gun force releasing connecting plate pressing device is arranged on the force releasing elastic part, the steel ball rollers are arranged between the tightening gun force releasing connecting plate and the fixed plate, and the steel ball rollers are embedded on the fixed plate and are pressed and fixed by the tightening gun force releasing connecting plate pressing device; the invention can reduce the damage to the product after screwing, reduce the production cost and the outflow of defective products, and reduce the cost waste caused by the defective products in the later period.
Description
[ technical field ]
The invention relates to the technical field of tools for screwing screws, in particular to an automatic aligning and force releasing mechanism of a screwing gun.
[ background art ]
The bolt connection is a widely used detachable fixed connection structure, has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like, and is widely applied to various large and heavy mechanical equipment. At present, bolt fastening is mainly performed by adopting a bolt fastening gun, the bolt fastening gun drives a fastening shaft to rotate through external force, and then drives a fastening head to fasten a bolt, but the existing bolt fastening gun is easy to swing when in use, cannot be accurately positioned and cannot perform torque control, and torsion generated after equipment is fastened or in a center cannot be released, so that product scrapping is increased, and cost is greatly increased.
[ summary of the invention ]
The invention aims to solve the defects and provide an automatic aligning and force releasing mechanism of a tightening gun, which can reduce the damage to products after tightening, reduce the production cost and the outflow of defective products, reduce the cost waste caused by the defects in the later period and ensure the production quality.
The automatic aligning and force releasing mechanism for the tightening gun comprises a tightening gun 2, wherein the tightening gun 2 is used for automatically tightening screws on products, a screw guide mechanism 4 is fixed at the bottom end of the tightening gun 2, the screw guide mechanism 4 is used for preliminarily positioning the screws, the tightening gun 2 is installed on a fixed plate 12, a force releasing mechanism 3 is arranged between the tightening gun 2 and the fixed plate 12, a tightening gun centering position detecting mechanism 1 is arranged on one side of the force releasing mechanism 3, the tightening gun centering position detecting mechanism 1 is used for monitoring the position accuracy of the force releasing mechanism 3, the force releasing mechanism 3 comprises a tightening gun force releasing connecting plate 7, a tightening gun force releasing connecting plate pressing device 8, a force releasing elastic piece 9 and a steel ball roller 11, the tightening gun 2 is fixed on the tightening gun force releasing connecting plate 7, and the force releasing elastic pieces 9 are embedded in four corners of the tightening gun force releasing connecting plate 7, the tightening gun pressure relief connecting plate pressing device 8 is arranged on the pressure relief elastic part 9, a steel ball roller 11 is arranged between the tightening gun pressure relief connecting plate 7 and the fixing plate 12, the steel ball roller 11 is embedded on the fixing plate 12, and the tightening gun pressure relief connecting plate pressing device 8 is used for pressing and fixing.
Further, screw guiding mechanism 4 includes direction fixed bolster 5 and uide bushing 6, uide bushing 6 sets up in direction fixed bolster 5, uide bushing 6 is used for the screw is screwed up in the location, direction fixed bolster 5 is installed in fixed plate 12 bottom.
Further, the centering position mechanism 1 of the tightening gun for detection comprises a potentiometer 13 and a connecting block 14, the potentiometer 13 is connected with the tightening gun force-discharging connecting plate 7 and is located on one side of the tightening gun force-discharging connecting plate 7, the potentiometer 13 is used for monitoring the tightening position, the potentiometer 13 is fixed on the connecting block 14, and the connecting block 14 is arranged on the fixing plate 12.
Furthermore, a downward-recessed embedding groove is formed in the fixing plate 12, the embedding grooves are arranged in a rectangular array, and the steel ball rollers 11 are embedded in the embedding grooves.
Further, the elastic force-releasing part 9 is made of rubber, and the elastic force-releasing part 9 is in a gear shape and is provided with a through hole in the center.
Compared with the prior art, the invention has the following advantages:
(1) the automatic screw tightening mechanism can be suitable for the force relief of automatic screw tightening equipment and certain equipment needing to be centered, the automatic screw tightening of a product is carried out through the screw tightening gun, meanwhile, the damage to the product after the screw tightening is reduced through the force relief of the mechanism, and the product qualification is ensured through monitoring the tightening position through detection;
(2) the automatic guiding centering mechanism is adopted to position the product screw, so that the defects of product errors on product assembly are reduced;
(3) according to the invention, the force generated by separating the tightening gun from the product after the tightening is finished is reduced through the force release device, and the tightening position is monitored through the action of the potentiometer by the force release and centering mechanism;
(4) the invention can ensure the production quality, reduce the rejection rate, reduce the production cost and the outflow of defective products, and reduce the cost waste caused by the defective products in the later period;
(5) the invention can reduce the investment on hardware and the cost of later maintenance, thereby reducing the pressure of enterprises and being worthy of popularization and application.
[ description of the drawings ]
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the screw guide mechanism of the present invention;
FIG. 3 is a first schematic view of the tightening gun and the force release mechanism of the present invention;
FIG. 4 is a second schematic structural view of the tightening gun and the force release mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the force-relieving spring of the present invention;
FIG. 6 is a schematic structural view of a centering mechanism of the tightening gun according to the present invention;
in the figure: 1. the device comprises a detection tightening gun centering position mechanism 2, a tightening gun 3, a force release mechanism 4, a screw guide mechanism 5, a guide fixing support 6, a guide sleeve 7, a tightening gun force release connecting plate 8, a tightening gun force release connecting plate pressing device 9, a force release elastic part 10, a force release elastic part mounting position 11, a steel ball roller 12, a fixing plate 13, a potentiometer 14 and a connecting block.
[ detailed description of the invention ]
The invention is further described below with reference to the accompanying drawings:
as shown in the attached drawings, the invention provides an automatic aligning and force releasing mechanism of a tightening gun, which comprises a tightening gun 2, wherein the tightening gun 2 is used for automatically tightening screws on products, a screw guide mechanism 4 is fixed at the bottom end of the tightening gun 2, the screw guide mechanism 4 is used for preliminarily positioning the screws, the tightening gun 2 is arranged on a fixed plate 12, a force releasing mechanism 3 is arranged between the tightening gun 2 and the fixed plate 12, a mechanism 1 for detecting the centering position of the tightening gun is arranged at one side of the force releasing mechanism 3, the mechanism 1 for detecting the centering position of the tightening gun is used for monitoring the position precision of the force releasing mechanism 3, the force releasing mechanism 3 comprises a tightening gun force releasing connecting plate 7, a tightening gun force releasing connecting plate pressing device 8, a force releasing elastic piece 9 and a steel ball roller 11, the tightening gun 2 is fixed on the tightening gun force releasing connecting plate 7, the force releasing elastic pieces 9 are embedded in the four corners of the tightening gun releasing connecting plate 7, the tightening gun releasing elastic piece 9 is provided with the tightening gun pressing device 8, a steel ball roller 11 is arranged between the tightening gun stress-relief connecting plate 7 and the fixing plate 12, and the steel ball roller 11 is embedded on the fixing plate 12 and is pressed and fixed by a tightening gun stress-relief connecting plate pressing device 8; the fixing plate 12 is provided with embedding grooves which are sunken downwards, the embedding grooves are arranged in a rectangular array, and the steel ball rollers 11 are embedded in the embedding grooves.
Wherein, screw guiding mechanism 4 includes direction fixed bolster 5 and uide bushing 6, and uide bushing 6 sets up in direction fixed bolster 5, and uide bushing 6 is used for the screw is screwed up in the location, and direction fixed bolster 5 is installed in fixed plate 12 bottom. The centering position mechanism 1 for detecting the tightening gun comprises a potentiometer 13 and a connecting block 14, wherein the potentiometer 13 is connected with a tightening gun force-discharging connecting plate 7 and is positioned on one side of the tightening gun force-discharging connecting plate 7, the potentiometer 13 is used for monitoring the tightening position, the potentiometer 13 is fixed on the connecting block 14, and the connecting block 14 is arranged on a fixing plate 12. The elastic force-releasing part 9 is made of rubber, the elastic force-releasing part 9 is in a gear shape, and a through hole is formed in the center.
In the invention, the force-releasing elastic piece 9 is embedded in the force-releasing connecting plate 7, and the steel ball roller 11 is embedded on the fixing plate 12 and is pressed and fixed by the tightening gun force-releasing connecting plate pressing device 8. The detection screwing gun centering position mechanism 1 is used for monitoring the position precision of the force release mechanism so as to ensure the center position of a product and the existence of the running position of the automatic monitoring mechanism, and whether the force release elastic part 9 needs to be replaced or not. The guide sleeve 6 is used for positioning and screwing screws, and the force-releasing elastic piece 9 is used for controlling the force-releasing connecting plate 7 of the screwing gun to realize the movement of the screwing gun along the circumference by 360 degrees. The elastic member 9 is specially customized by a grinding tool, the material of the elastic member is rubber, elastic force is generated by the shape of the elastic member, the gunshot force connecting plate 7 is controlled by the elastic force, and the eye force of the elastic member can determine the force by the shape difference. In order to reduce the resistance between the gun leakage connecting plate 7 and the fixing plate 12, the steel ball roller 11 and the tightening gun leakage connecting plate pressing device 8 are adopted to reduce the contact area and the pressing force to reduce the generated resistance, thereby realizing the leakage of the automatic screw tightening equipment and needing to center some equipment.
The working principle of the invention is as follows: carry out tentatively fixing a position the screw through screw guiding mechanism 4, the elastic component 9 of letting out power inlays and screws up rifle and let out power connecting plate 7 the inside, steel ball gyro wheel 11 inlays on fixed plate 12 and compresses tightly fixedly through screwing up rifle and let out power connecting plate closing device 8, thereby utilize and let out power elastic component 9 and realize the fine motion of circumferencial direction, utilize steel ball gyro wheel 11 and screw up rifle to let out power connecting plate 7 and reduce the resistance of circumferencial direction through screwing up rifle and let out power connecting plate closing device 8, thereby realize the centering of product and to the power of letting out of screwing up the rifle.
The equipment is tightened to the screw and some needs to the central equipment, and the product scrappage will be increased when the equipment is tightened or the torsion generated by the central equipment cannot be released, so that the cost is greatly increased. The invention can be applied to automatic screw tightening equipment and equipment which needs to make up for the error of the product, can ensure the production quality, reduce the rejection rate, reduce the production cost and the outflow of defective products, and reduce the cost waste caused by the defective products in the later period. The automatic aligning and force releasing mechanism of the tightening gun is used for the technical field of product screw driving, and particularly is applied to screw driving equipment with a corner.
The invention utilizes guide automatic centering, utilizes the force release device to reduce the damage of multiple products, utilizes the detection tool to monitor the position of the tightening gun, improves the assembly quality, improves the production efficiency, reduces unqualified products generated during assembly, avoids waste in the production process, reduces the cost of the products, and thus maximizes the profit of enterprises.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (5)
1. The utility model provides a screw up rifle automatic alignment, let out power mechanism, includes screws up rifle (2), it is used for screwing up the screw to the product is automatic to screw up rifle (2) screwing up, its characterized in that: the bottom end of the tightening gun (2) is fixed with a screw guide mechanism (4), the screw guide mechanism (4) is used for preliminarily positioning screws, the tightening gun (2) is installed on a fixed plate (12), a force release mechanism (3) is arranged between the tightening gun (2) and the fixed plate (12), one side of the force release mechanism (3) is provided with a detection tightening gun centering position mechanism (1), the detection tightening gun centering position mechanism (1) is used for monitoring the position precision of the force release mechanism (3), the force release mechanism (3) comprises a tightening gun force release connecting plate (7), a tightening gun force release connecting plate pressing device (8), a force release elastic piece (9) and a steel ball roller (11), the tightening gun (2) is fixed on the tightening gun force release connecting plate (7), and the force release elastic pieces (9) are embedded inside four corners of the tightening gun force release connecting plate (7), the tightening gun force-releasing connecting plate pressing device (8) is arranged on the force-releasing elastic piece (9), a steel ball roller (11) is arranged between the tightening gun force-releasing connecting plate (7) and the fixing plate (12), and the steel ball roller (11) is embedded on the fixing plate (12) and is pressed and fixed through the tightening gun force-releasing connecting plate pressing device (8).
2. The tightening gun automatic alignment, force release mechanism of claim 1, characterized in that: screw guiding mechanism (4) are including direction fixed bolster (5) and uide bushing (6), uide bushing (6) set up in direction fixed bolster (5), uide bushing (6) are used for the screw is screwed up in the location, direction fixed bolster (5) are installed in fixed plate (12) bottom.
3. The tightening gun automatic alignment, force-release mechanism of claim 1 or 2, characterized in that: detect and screw up rifle to heart position mechanism (1) including potentiometre (13) and connecting block (14), potentiometre (13) are connected with screw up rifle power of leaking connecting plate (7), and are located and screw up rifle power of leaking connecting plate (7) one side, potentiometre (13) are used for monitoring and screw up the position, potentiometre (13) are fixed on connecting block (14), connecting block (14) are arranged in on fixed plate (12).
4. The tightening gun automatic alignment, force release mechanism of claim 3, characterized in that: the fixed plate (12) is provided with downwards-sunken embedding grooves which are arranged in a rectangular array, and the steel ball rollers (11) are embedded in the embedding grooves.
5. The tightening gun automatic alignment, force release mechanism of claim 3, characterized in that: the force release elastic piece (9) is made of rubber, the force release elastic piece (9) is in a gear shape, and a through hole is formed in the center of the force release elastic piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891612.XA CN112008384A (en) | 2020-08-31 | 2020-08-31 | Automatic aligning and force releasing mechanism of tightening gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010891612.XA CN112008384A (en) | 2020-08-31 | 2020-08-31 | Automatic aligning and force releasing mechanism of tightening gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112008384A true CN112008384A (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010891612.XA Pending CN112008384A (en) | 2020-08-31 | 2020-08-31 | Automatic aligning and force releasing mechanism of tightening gun |
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| Country | Link |
|---|---|
| CN (1) | CN112008384A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872783A (en) * | 2021-02-07 | 2021-06-01 | 毕勤自动化设备（上海）有限公司 | Floating tightening gun capable of adjusting bolt position |
-
2020
- 2020-08-31 CN CN202010891612.XA patent/CN112008384A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872783A (en) * | 2021-02-07 | 2021-06-01 | 毕勤自动化设备（上海）有限公司 | Floating tightening gun capable of adjusting bolt position |
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