CN214109482U - Full-automatic screw locking machine - Google Patents
Full-automatic screw locking machine Download PDFInfo
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- CN214109482U CN214109482U CN202022248615.XU CN202022248615U CN214109482U CN 214109482 U CN214109482 U CN 214109482U CN 202022248615 U CN202022248615 U CN 202022248615U CN 214109482 U CN214109482 U CN 214109482U
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Abstract
The utility model discloses a full-automatic lock screw machine aims at providing one kind and not only can realize screw automatic feeding to establish the automatic cover of packing ring on the screw at screw feeding in-process, thereby realize the automation equipment of screw and the automatic installation of packing ring simultaneously. The structure of the device comprises a machine table, a screw tightening unit, a three-coordinate moving gantry and a gasket feeding unit; the screw tightening unit is provided with a clamping mouth mechanism consisting of two clamp blocks which can be reset, rotated and spliced, the gasket feeding unit comprises a gasket conveying mechanism, a pair of clamp block ejector rods, a gasket ejector rod and a lifting cylinder for upwards ejecting the gasket ejector rod, the gasket ejector rod is located between the pair of clamp block ejector rods, the screw tightening unit is located above the gasket feeding unit and is controlled to descend by a three-coordinate moving portal frame, the clamp block ejector rod stirs a deflector rod to open the two clamp blocks, and the gasket ejector rod is ejected and inserted between clamping grooves of the two clamp blocks.
Description
Technical Field
The utility model relates to an automatic processing equipment technical field especially relates to a lock screw machine.
Background
The screw locking machine is an automatic device for replacing manual screw tightening installation, and mainly comprises an operation platform, a workpiece feeding unit, a screw tightening unit and a moving assembly. When the device is used, a workpiece needing to be provided with a screw is moved to a preset position and positioned through the workpiece feeding unit, the moving assembly drives the screw tightening unit to move and align to a screw hole in the workpiece, and the screw tightening unit completes screw tightening work. The equipment can replace manual work to complete batched screw installation work, the working efficiency is obviously improved, and the screwing degree of each screw can be ensured to be uniform. Meanwhile, in order to realize high-degree automatic processing, the full-automatic screw locking machine in the prior art is also provided with a screw feeding unit, and screws are sucked from a screw tray and aligned to screw batches in a screw tightening unit through structures such as a pneumatic suction nozzle, so that automatic screw feeding is realized. Or a clamping mouth capable of elastically clamping the screw is arranged below the screwdriver in the screw tightening unit, the screw is pneumatically conveyed to the clamping mouth through the air conveying pipe, the screw is temporarily clamped by the clamping mouth, and the screw pushes the clamping mouth open to be inserted into a screw hole of a workpiece to be tightened in the process of advancing the screwdriver.
The automatic operation of screw material loading and screwing up can all be accomplished well to current lock screw machine equipment. However, the requirement that a gasket is required to be arranged below the screw at most screw mounting positions is not considered, so that the gasket needs to be manually placed in advance at the screw hole of the workpiece, and the processing efficiency is greatly limited.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome the weak point of the automatic installation that full-automatic lock screw machine among the prior art can not realize the packing ring, provide one kind and not only can realize screw automatic feeding to establish the automatic cover of packing ring on the screw in screw feeding process, thereby realize the full-automatic lock screw machine of the automatic installation of screw and packing ring simultaneously.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a full-automatic screw locking machine, including board, screw tightening unit and three-dimensional moving gantry, three-dimensional moving gantry erects on the board, the screw tightening unit sets up on three-dimensional moving gantry, and three-dimensional moving gantry controls the shift position of screw tightening unit, the screw tightening unit includes frame, screwdriver, elevating system, guide holder, defeated blast pipe and clamping jaw mechanism, the three-dimensional moving gantry is connected to the frame, the screwdriver passes through elevating system and connects the frame, guide holder fixed connection frame is located the screwdriver below, be equipped with vertical guiding hole and pan feeding hole in the guide holder, pan feeding hole one end is connected and is failed the blast pipe, the pan feeding hole other end slope intercommunication guiding hole, clamping jaw mechanism includes two clamp splice that can reset to rotate the amalgamation that set up at the guide holder lower extreme, two clamp splice symmetries set up, the inner side of the clamping block is provided with a clamping groove; the outer sides of the clamping blocks are provided with shifting rods, the machine table is provided with a gasket feeding unit, the gasket feeding unit comprises a gasket conveying mechanism, a pair of clamping block ejector rods, a gasket ejector rod and a jacking cylinder used for upwards ejecting the gasket ejector rod, the gasket ejector rod is located between the pair of clamping block ejector rods, the screw tightening unit is located above the gasket feeding unit and is controlled by the three-coordinate moving gantry to descend, the clamping block ejector rods stir the shifting rods to open the two clamping blocks, and the gasket ejector rod is ejected out to be inserted between clamping grooves of the two clamping blocks.
The utility model discloses a three-dimensional moving gantry is used for driving the removal of screw tightening unit. The clamping block can play a role in clamping the gasket. In the process that the screw tightening unit is driven by the three-coordinate moving gantry to move to the position above the gasket feeding unit and descend, the clamping block ejector rods toggle the deflector rod to open the two clamping blocks, and the gasket ejector rods are ejected out and inserted between the clamping grooves of the two clamping blocks; then the three-coordinate moving gantry drives the screw tightening unit to ascend, the washer ejector rods are synchronously ejected out, and the clamping blocks on the two sides reset to clamp the washers; and finally, the cushion ring ejector rod descends and is recovered, and the cushion ring is fed. The feeding hole on the guide seat is connected with the gas conveying pipe. The screw blows in the vertical guide hole from the feeding hole through the air conveying pipe, so that the head of the screw is clamped by the two clamping blocks in a clamping hole structure formed by splicing the clamping grooves on the inner sides of the clamping blocks in a vertical mode, and the tip of the screw penetrates through the gasket to realize screw feeding.
The three-coordinate moving portal drives the screw tightening unit to move to the position above a workpiece on the station, the screwdriver rotates and is driven by the lifting mechanism to press down, the screw is rotated to feed the screw to jack the two clamping blocks, and the screw is rotated into a screw hole of the workpiece below with the gasket. This scheme not only can realize screw automatic feeding to establish the packing ring on the screw automatically in screw material loading process, thereby realize screw and packing ring automatic installation simultaneously.
Preferably, the clamping grooves on the inner sides of the two clamping blocks are symmetrically arranged, when the two clamping blocks are reset and spliced, the clamping grooves are spliced to form a clamping hole structure which is communicated with the lower end of the guide hole and used for clamping a screw and a gasket, and the clamping hole structure comprises an inverted conical part, a first straight hole part, a gasket clamping part and a second straight hole part which are sequentially connected from top to bottom.
The inverted conical part is used for clamping the head of the screw, and the tip of the guide screw can be vertically inserted into the first straight hole part when the screw is blown into the vertical guide hole from the feeding hole through the air conveying pipe. The washer retaining portion is adapted to retain the washer such that the tip of the screw can pass through the washer central aperture. The diameter of the second straight hole part can be larger than that of the annular magnet, so that the gasket ejector rod can be conveniently pulled out when the gasket is loaded.
Preferably, a ring-shaped magnet is sleeved at a position, close to the tail end, of the gasket ejector rod, and the diameter of the ring-shaped magnet is larger than the inner hole diameter of the gasket and smaller than the outer diameter of the gasket.
Preferably, the gasket conveying mechanism comprises a vibrating disc, an inclined guide rail and a material receiving disc, wherein the two ends of the inclined guide rail are respectively connected with the vibrating disc and the material receiving disc, a containing groove for containing a gasket is arranged in the material receiving disc, a through hole is formed in the center of the containing groove, and the gasket ejector rod is arranged in the through hole.
The vibration plate and the inclined guide rail can convey the gaskets to the material receiving plate one by one. The gasket ejector rod is arranged in the through hole, the jacking cylinder can enable the gasket ejector rod to be ejected out to send one gasket into the space between the clamping blocks, and the annular magnet can enable the gasket to be stably positioned at the top end of the gasket ejector rod, so that stable feeding of the gasket is facilitated.
Preferably, the lifting mechanism comprises a first mounting frame, a vertical sliding rail and a pressing cylinder, the vertical sliding rail is arranged on the rack, the first mounting frame is connected with the vertical sliding rail in a sliding mode, the screwdriver is mounted on the first mounting frame, the cylinder body of the pressing cylinder is fixedly connected with the rack, and the cylinder rod of the pressing cylinder is connected with the first mounting frame.
The lifting mechanism is mainly used for pressing the screwdriver in the screwdriver opening and rotating process through the pressing cylinder, so that the screwdriver can complete a series of operations of rotating the screwdriver, jacking the clamping block through the screwdriver and drilling the screwdriver.
Preferably, the rack is provided with a second mounting frame connected with the guide seat, a guide rod is arranged below the first mounting frame and is in sliding connection with the second mounting frame, and the guide rod is sleeved with a buffer spring.
The guide rod pushes down the screwdriver at elevating system and plays the stable effect of direction, and buffer spring avoids pushing down the in-process collision damage between the structure.
Therefore, the utility model discloses following beneficial effect has: (1) the pneumatic automatic feeding of the screws is realized in the screw tightening unit structure, so that the step of the screw tightening unit for sucking the screws is omitted, and the efficiency is improved; (2) the automatic feeding of the washer is realized, and in the screw feeding process, the washer is automatically sleeved on the screw, so that the efficiency is improved, and the error rate is reduced.
Drawings
Fig. 1 is a schematic structural view of the full-automatic screw driving machine of the present invention.
Fig. 2 is a side partial cross-sectional view of the screw tightening unit.
Fig. 3 is a partial cross-sectional view of the nip mechanism.
Fig. 4 is a partial sectional view of a gasket feeding unit.
Fig. 5 is a top view structural view of the gasket feeding unit.
Fig. 6 is the first state diagram of the gasket loading process of the full-automatic screwing machine of the present invention.
Fig. 7 is a second state diagram of the gasket loading process of the full-automatic screwing machine of the present invention.
Fig. 8 is the state diagram of the utility model after the screw and the gasket of the full-automatic screw driving machine are loaded.
The figure is marked with:
1. a machine platform; 2. a three-coordinate moving gantry; 3. a frame; 4. a screwdriver; 5. a guide seat; 501. a vertical guide hole; 502. a feeding hole; 6. a gas delivery pipe; 7. a clamping block; 701. a deflector rod; 8. a clamping groove; 801. an inverted cone-shaped portion; 802. a first straight hole portion; 803. a washer clamp; 804. a second straight hole portion; 9. pressing down the air cylinder; 10. a first mounting bracket; 11. a vertical slide rail; 12. a second mounting bracket; 13. a guide bar; 14. a buffer spring; 15. a gasket feeding unit; 1501. a clamping block ejector rod; 1502. a washer ejector pin; 1503. lifting the top cylinder; 1504. a ring magnet; 1505. a vibrating pan; 1506. an inclined guide rail; 1507. a take-up pan; 1508. a containing groove; 1509. a through hole; 16. a station; 17. a gasket; 18 screws.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, fig. 2, fig. 3, the utility model discloses a full-automatic screw locking machine, including board 1, screw up unit and three-dimensional moving gantry 2, three-dimensional moving gantry 2 erects on board 1, the screw up unit sets up on three-dimensional moving gantry 2, and three-dimensional moving gantry 2 controls the shift position of screw up unit. The middle part of the machine table 1 is provided with a gasket feeding unit 15. The machine table 1 is provided with stations 16 for placing products to be processed on two sides of the gasket feeding unit 15.
The screw tightening unit comprises a frame 3, a screwdriver 4, an elevating mechanism, a guide seat 5, a conveying air pipe 6 and a clamping nozzle mechanism, the frame 3 is connected with a three-coordinate moving portal frame 2, the screwdriver 4 is connected with the frame 3 through the elevating mechanism, the guide seat 5 is fixedly connected with the frame 3 and is positioned below the screwdriver 4, a vertical guide hole 501 and a feeding hole 502 are arranged in the guide seat 5, the conveying air pipe 6 is connected with one end of the feeding hole 502, the other end of the feeding hole 502 is obliquely communicated with the guide hole, the clamping nozzle mechanism comprises two clamping blocks 7 which are arranged at the lower end of the guide seat 5 and can be reset to rotate and spliced, the two clamping blocks 7 are symmetrically arranged, and clamping grooves 8 are formed in the inner sides of the clamping blocks 7. And a driving lever 701 is arranged on the outer side of the clamping block 7.
The clamping grooves 8 on the inner sides of the two clamping blocks 7 are symmetrically arranged, when the two clamping blocks 7 are reset and spliced, the clamping grooves 8 are spliced to form a clamping hole structure which is used for clamping screws and gaskets and communicated with the lower end of the guide hole, and the clamping hole structure comprises an inverted conical part 801, a first straight hole part 802, a gasket clamping part 803 and a second straight hole part 804 which are sequentially connected from top to bottom.
The lifting mechanism comprises a first mounting frame 10, a vertical sliding rail 11 and a lower air cylinder 9, the vertical sliding rail 11 is arranged on the rack 3, the first mounting frame 10 is connected with the vertical sliding rail 11 in a sliding mode, the screwdriver 4 is mounted on the first mounting frame 10, the cylinder body of the lower air cylinder 9 is fixedly connected with the rack 3, and the cylinder rod of the lower air cylinder 9 is connected with the first mounting frame 10. The frame 3 is equipped with the second mounting bracket 12 of connecting guide holder 5, first mounting bracket 10 below is equipped with guide arm 13, guide arm 13 sliding connection second mounting bracket 12, the cover is equipped with buffer spring 14 on the guide arm 13.
As shown in fig. 4 and 5, the gasket feeding unit 15 includes a gasket conveying mechanism, a pair of clamp block push rods 1501, a gasket push rod 1502 and a jacking cylinder 1503 for pushing up the gasket push rod 1502, the gasket push rod 1502 is located between the pair of clamp block push rods 1501, when the screw tightening unit is located above the gasket feeding unit 15 and is controlled to descend by the three-coordinate moving gantry 2, the clamp block push rods 1501 toggle the poking rods 701 to open the two clamp blocks 7, and the gasket push rod 1502 is pushed out and inserted between the clamping grooves 8 of the two clamp blocks 7.
The position of the washer ejector rod 1502 close to the tail end is sleeved with a ring magnet 1504, and the diameter of the ring magnet 1504 is larger than the inner aperture of the washer and smaller than the outer diameter of the washer. The gasket conveying mechanism comprises a vibrating disc 1505, an inclined guide rail 1506 and a material receiving disc 1507, the two ends of the inclined guide rail 1506 are respectively connected with the vibrating disc 1505 and the material receiving disc 1507, a containing groove 1508 for containing a gasket is arranged in the material receiving disc 1507, a through hole 1509 is arranged at the center of the containing groove 1508, and a gasket push rod 1502 is arranged in the through hole 1509.
The utility model discloses a three-dimensional moving gantry 2 is used for driving the removal of screw tightening unit. The clamping blocks 7 may function to clamp the washer.
As shown in the dynamic process of fig. 6-7, during the process that the three-dimensional moving gantry 2 drives the screw tightening unit to move to the upper side of the gasket feeding unit 15 and descend, the clamping block mandril 1501 toggles the poking rod 701 to open the two clamping blocks 7, and the gasket mandril 1502 is ejected and inserted between the clamping grooves 8 of the two clamping blocks 7; then the three-coordinate moving gantry 2 drives the screw tightening unit to ascend, the washer ejector rods 1502 eject synchronously, and the clamping blocks 7 on the two sides reset to clamp the washers 17 in the washer clamping portions 803; and finally, the washer ejector rod 1502 descends and is recovered, and the washer is loaded.
As shown in fig. 8, the material inlet 502 of the guide base 5 is connected with the air delivery pipe 6. The screw 18 is blown into the vertical guide hole 501 from the feeding hole 502 through the gas conveying pipe 6, so that the screw is vertically transferred into a clamping hole structure formed by splicing the clamping grooves 8 on the inner side of the clamping block 7, the head of the screw is positioned in an inverted cone-shaped part 801 of the clamping hole structure formed by splicing the clamping grooves 8, and the tip of the screw passes through the first straight hole part 802 and the gasket in the gasket clamping part 803, so that the screw feeding is realized.
The three-coordinate moving portal 2 drives the screw tightening unit to move to the position above a workpiece on the station 16, the screwdriver 4 rotates and is driven by the lifting mechanism to press down, the screw is rotated and fed to push open the two clamping blocks 7, and the screw is rotated to carry the gasket into a screw hole of the workpiece below. This scheme not only can realize screw automatic feeding to establish the packing ring on the screw automatically in screw material loading process, thereby realize screw and packing ring automatic installation simultaneously.
Claims (6)
1. The utility model provides a full-automatic screw locking machine, includes board, screw up unit and three-dimensional moving gantry, three-dimensional moving gantry erects on the board, the screw up unit sets up on three-dimensional moving gantry, and three-dimensional moving gantry controls the shift position of screw up unit, characterized by, the screw up unit includes frame, screwdriver, elevating system, guide holder, defeated blast pipe and clamping jaw mechanism, three-dimensional moving gantry is connected to the frame, the screwdriver passes through elevating system and connects the frame, guide holder fixed connection frame is located the screwdriver below, be equipped with vertical guiding hole and pan feeding hole in the guide holder, the defeated blast pipe is connected to pan feeding hole one end, and the tilt of pan feeding hole other end communicates the guiding hole, clamping jaw mechanism is including setting up two clamp splice that rotate the amalgamation that can reset at the guide holder lower extreme, two clamp splice symmetries set up, the inner side of the clamping block is provided with a clamping groove; the outer sides of the clamping blocks are provided with shifting rods, the machine table is provided with a gasket feeding unit, the gasket feeding unit comprises a gasket conveying mechanism, a pair of clamping block ejector rods, a gasket ejector rod and a jacking cylinder used for upwards ejecting the gasket ejector rod, the gasket ejector rod is located between the pair of clamping block ejector rods, the screw tightening unit is located above the gasket feeding unit and is controlled by the three-coordinate moving gantry to descend, the clamping block ejector rods stir the shifting rods to open the two clamping blocks, and the gasket ejector rod is ejected out to be inserted between clamping grooves of the two clamping blocks.
2. The full-automatic screw locking machine according to claim 1, wherein the clamping grooves on the inner sides of the two clamping blocks are symmetrically arranged, when the two clamping blocks are reset and spliced, the clamping grooves are spliced to form a clamping hole structure which is communicated with the lower end of the guide hole and used for clamping a screw and a gasket, and the clamping hole structure comprises an inverted conical part, a first straight hole part, a gasket clamping part and a second straight hole part which are sequentially connected from top to bottom.
3. The full-automatic screw locking machine according to claim 1, wherein a ring-shaped magnet is sleeved on the position, close to the tail end, of the washer ejector rod, and the diameter of the ring-shaped magnet is larger than the inner hole diameter of the washer and smaller than the outer diameter of the washer.
4. The full-automatic screwing machine according to claim 1, wherein the washer conveying mechanism comprises a vibrating disc, an inclined guide rail and a receiving disc, the two ends of the inclined guide rail are respectively connected with the vibrating disc and the receiving disc, a containing groove for containing a washer is arranged in the receiving disc, a through hole is formed in the center of the containing groove, and the washer ejector rod is arranged in the through hole.
5. The full-automatic screw locking machine according to claim 1, wherein the lifting mechanism comprises a first mounting frame, a vertical slide rail and a down-pressing cylinder, the vertical slide rail is arranged on the rack, the first mounting frame is slidably connected with the vertical slide rail, the screwdriver is mounted on the first mounting frame, a cylinder body of the down-pressing cylinder is fixedly connected with the rack, and a cylinder rod of the down-pressing cylinder is connected with the first mounting frame.
6. The full-automatic screw locking machine according to claim 5, wherein the rack is provided with a second mounting frame connected with the guide seat, a guide rod is arranged below the first mounting frame, the guide rod is slidably connected with the second mounting frame, and a buffer spring is sleeved on the guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248615.XU CN214109482U (en) | 2020-10-11 | 2020-10-11 | Full-automatic screw locking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248615.XU CN214109482U (en) | 2020-10-11 | 2020-10-11 | Full-automatic screw locking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214109482U true CN214109482U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022248615.XU Active CN214109482U (en) | 2020-10-11 | 2020-10-11 | Full-automatic screw locking machine |
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| Country | Link |
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| CN (1) | CN214109482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722895A (en) * | 2023-01-26 | 2023-03-03 | 无锡双益精密机械有限公司 | UC bearing pin installation device |
-
2020
- 2020-10-11 CN CN202022248615.XU patent/CN214109482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722895A (en) * | 2023-01-26 | 2023-03-03 | 无锡双益精密机械有限公司 | UC bearing pin installation device |
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