CN211249058U

CN211249058U - Automatic nut feeding device for anchor rod

Info

Publication number: CN211249058U
Application number: CN201922455542.9U
Authority: CN
Inventors: 闫明坡
Original assignee: Jize Saida Mining Accessories Manufacturing Co ltd
Current assignee: Jize Saida Mining Accessories Manufacturing Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-14
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an automatic nut feeding device for stock, including workstation and the stock conveyor who is located workstation one side, be equipped with the fixed plate on the workstation, the lift cylinder, sideslip mechanism, install pneumatic fixture and first guide rail on the fixed plate, install the accuse material mechanism that control nut whereabouts one by one in the first guide rail, it has the opening that supplies the stock to pass through to open on the fixed plate, electronic carousel is installed to sideslip portion of sideslip mechanism, install rotatory assembly head on electronic carousel's the rotatory terminal surface, first circular slot that has the nut that is used for holding is opened by outer to interior in proper order to rotatory assembly head on the terminal surface of fixed plate, be used for the joint nut and with the recess of nut shape adaptation and be used for holding the second circular slot that passes the stock of nut, the flexible end of lift cylinder is vertical upwards stretch out and install the second guide rail. The utility model discloses an automatic nut function of going up has optimized assembly efficiency, and degree of automation is high, has practiced thrift the cost of labor, has improved production efficiency.

Description

Automatic nut feeding device for anchor rod

Technical Field

The utility model relates to an anchor rod production facility technical field, especially an automatic nut feeding device for anchor rod.

Background

The anchor rod is a reinforcing component widely used in the stable support of the surrounding rock structure of geotechnical engineering such as mining, slope, water conservancy and hydropower. In anchor bolt support, the stock tray is the bridge of interact between country rock and the stock body, because the stock acts on the power on tunnel surface and carries for a concentration point, if stock nut direct action will produce very big stress concentration in the country rock, pierces through the country rock very easily and leads to the stock to become invalid, adopts the stock tray to connect for this and realizes the load transmission, plays the bearing effect.

Along with the expansion of stock application range, the demand to stock production sharply increases in the market, and the automated production of stock becomes the must way of satisfying the market demand. The nut is the important component part of stock component, and the mode that is arranged in assembly nut in the stock production line at present is mostly manual installation, has the drawback that the cost of labor is too high, inefficiency, can't satisfy the market demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, a nut device in automation for stock has been designed.

According to the technical scheme, the utility model provides a, an automatic nut device of going up for stock, including workstation and the stock conveyor who is located workstation one side, be equipped with fixed plate, lift cylinder, sideslip mechanism on the workstation, the fixed plate is vertical to be fixed on the workstation, install the air jig who is used for the centre gripping stock on the fixed plate towards stock conveyor's the terminal surface, another terminal surface of fixed plate installs the first guide rail that is used for conveying nut, install the accuse material mechanism that control nut whereabouts one by one in the first guide rail, it has the opening that supplies the stock to pass through to open on the fixed plate, electronic carousel is installed to the sideslip portion of sideslip mechanism, install rotatory assembly head on electronic carousel's the rotatory terminal surface, first circular slot, the first circular slot that is used for holding the nut, the rotatory assembly head is opened from outside to inside in proper order towards the terminal surface of fixed plate, A second circular slot that is used for the joint nut and with the recess of nut shape adaptation and is used for holding the stock that passes the nut, first circular slot, recess and second circular slot link up in proper order, the flexible end of lift cylinder is vertical upwards to stretch out and install the second guide rail, lift cylinder drive second guide rail to opening one side is used for accepting the nut of first guide rail output and leads the nut to first circular slot under the promotion of stock.

Preferably, accuse material mechanism includes that first plug-type electro-magnet, second plug-type electro-magnet and second are mixed the pole, second plug-type electro-magnet and first plug-type electro-magnet are installed on first guide rail from top to bottom in proper order, first plug-type electro-magnet output is installed and is stretched into the first pole of stirring of first guide rail, the second plug-type electro-magnet output is installed and is stretched into the second of first guide rail and mix the pole, first pole and the second of stirring are mixed pole cooperation control nut and are fallen one by one.

Preferably, the second guide rail has a U-shaped channel, and the width of the U-shaped channel is the same as that of the first circular groove.

Preferably, the width of the U-shaped channel and the inner diameter of the first circular groove are the same as the distance between opposite peaks of the nut.

Preferably, sideslip mechanism is including fixing top push cylinder and two sets of fixed blocks on the workstation, and every group fixed block quantity is two, two be fixed with the slide bar between the fixed block, fixed slidable mounting has the slide on two slide bars, the slide lower extreme is fixed with the connecting plate, the connecting plate is fixed with two at least guide bars on the terminal surface of top push cylinder, the cover is equipped with the spring on the guide bar, the flexible end of top push cylinder is installed the push pedal, the guide bar passes the push pedal and is fixed with the spacing piece.

Preferably, a proximity switch is mounted at one end of the second guide rail close to the rotating assembly head.

Preferably, the lifting cylinder and the pushing cylinder are both servo cylinders.

The utility model has the advantages that: realized automatic nut feeding function, carry single stock through stock conveyor, accuse material mechanism control nut falls to the second guide rail one by one, the stock promotes the nut by second guide rail to first circular slot in, under the drive of electronic carousel and top push cylinder, rotatory piece is brought the nut into the recess by first circular slot in, just together rotatory and removal along with rotatory piece after the nut gets into the recess, thereby assemble to the stock on, assembly efficiency has been optimized, the degree of automation is high, the cost of labor has been practiced thrift, and production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of an automatic nut screwing device for anchor rods according to the present invention;

fig. 2 is a front view of an automatic nut feeding device for an anchor rod according to the present invention;

fig. 3 is a schematic structural view of the first guide rail and the second guide rail of the present invention when they are in contact;

FIG. 4 is a schematic structural view of the rotary assembling head of the present invention;

in the figure, 1, a workbench; 2. an anchor rod conveying device; 3. a fixing plate; 4. a lifting cylinder; 5. an anchor rod; 6. a pneumatic clamp; 7. a nut; 8. a first guide rail; 9. an opening; 10. an electric turntable; 11. rotating the assembly head; 12. a first circular groove; 13. a groove; 14. a second circular groove; 15. a second guide rail; 16. a first push-pull electromagnet; 17. a first stirring rod; 18. a second push-pull electromagnet; 19. a second stirring rod; 20. a U-shaped channel; 21. a pushing cylinder; 22. a fixed block; 23. a slide bar; 24. a slide base; 25. a connecting plate; 26. a guide bar; 27. a spring; 28. pushing the plate; 29. a limiting block; 30. a proximity switch.

Detailed Description

The invention is described in detail below with reference to the accompanying drawings, as shown in fig. 1-4: the utility model provides an automatic nut device of going up for stock, including workstation 1 and the 5 conveyor 2 of stock that is located workstation 1 one side, be equipped with fixed plate 3 on the workstation 1, lift cylinder 4, sideslip mechanism, fixed plate 3 is vertical to be fixed on workstation 1, install the pneumatic fixture 6 that is used for centre gripping stock 5 on fixed plate 3 towards 5 conveyor 2's of stock terminal surface, the first guide rail 8 that is used for carrying nut 7 is installed to 3 another terminal surfaces of fixed plate, install the accuse material mechanism that control nut 7 whereabouts one by one in the first guide rail 8, it has the opening 9 that supplies stock 5 to pass through to open on fixed plate 3, electronic carousel 10 is installed to the sideslip portion of sideslip mechanism, install rotatory assembly head 11 on the rotatory terminal surface of electronic carousel 10, first circular slot 12 that is used for holding nut 7 is opened from outside to inside in proper order on the terminal surface of rotatory assembly head 11 towards fixed plate 3, be used for joint nut 7 and with the recess 13 of nut 7 shape adaptation and be used for holding 5, first circular slot 12, recess 13 and second circular slot 14 link up in proper order, and the flexible end of lift cylinder 4 is vertical upwards to stretch out and install second guide rail 15, and lift cylinder 4 drive second guide rail 15 to opening 9 one side is used for accepting nut 7 of first guide rail 8 output and leads nut 7 to first circular slot 12 under the promotion of stock 5.

Preferably, in this embodiment, the material control mechanism includes a first push-pull electromagnet 16, a first stirring rod 17, a second push-pull electromagnet 18 and a second stirring rod 19, the second push-pull electromagnet 18 and the first push-pull electromagnet 16 are sequentially installed on the first guide rail 8 from top to bottom, the first stirring rod 17 extending into the first guide rail 8 is installed at the output end of the first push-pull electromagnet 16, the second stirring rod 19 extending into the first guide rail 8 is installed at the output end of the second push-pull electromagnet 18, and the first stirring rod 17 and the second stirring rod 19 cooperate to control the nuts 7 to fall one by one.

Preferably, in the present embodiment, the second rail 15 has a U-shaped channel 20, and the width of the U-shaped channel 20 is the same as that of the first circular groove 12.

Preferably, in the present embodiment, the width of the U-shaped channel 20 and the inner diameter of the first circular groove 12 are the same as the distance between the opposite vertices of the nut 7. So that the first circular groove 12 can accommodate the nut 7, and the nut 7 is convenient to move from the U-shaped channel 20 to the first circular groove 12.

Preferably, in this embodiment, the traversing mechanism includes a pushing cylinder 21 and two sets of fixed blocks 22 fixed on the workbench 1, the number of each set of fixed blocks 22 is two, a sliding rod 23 is fixed between the two fixed blocks 22, a sliding seat 24 is fixed on the two sliding rods 23 in a sliding manner, a connecting plate 25 is fixed at the lower end of the sliding seat 24, at least two guide rods 26 are fixed on the end surface of the connecting plate 25 facing the pushing cylinder 21, a spring 27 is sleeved on the guide rods 26, a push plate 28 is installed at the telescopic end of the pushing cylinder 21, and the guide rods 26 penetrate through the push plate 28 and are fixed with a limit block 29.

Because the angle of the nut 7 in the second guide rail 15 is not necessary, the nut 7 in the first circular groove 12 cannot be directly pushed into the groove 13, the rotating assembly head 11 needs to rotate right to the angle corresponding to the nut 7 of the groove 13, and a certain pressure is needed between the rotating assembly head 11 and the nut 7 to enable the nut 7 to enter the groove 13, the pushing cylinder 21 is not prevented from rigidly pushing the sliding seat 24 to damage the device, therefore, a spring 27 is arranged, the pushing cylinder 21 drives the pushing plate 28 to move, if the nut 7 does not enter the groove 13, the spring 27 is continuously compressed, the spring 27 pushes the connecting plate 25 to enable the rotating assembly head 11 and the nut 7 to have a certain pressure, when the rotating assembly head 11 rotates right to the angle corresponding to the nut 7 of the groove 13, the connecting plate 25 drives the sliding seat 24 to rapidly move under the action of the pressure, and the sliding seat 24 can stably and transversely slide on the sliding rod 23, the electric turntable 10 and the rotary assembly head 11 are driven to rapidly move, so that the groove 13 is accommodated in the nut 7, and the nut 7 rotates and moves together with the rotary assembly head 11 and is assembled on the anchor rod 5; when the pushing cylinder 21 contracts, the limit block 29 is arranged, so that the pushing plate can pull the limit block 29 and the guide rod 26, and the connecting plate 25 is pulled to move.

Preferably, in the present embodiment, a proximity switch 30 is mounted on the end of the second rail 15 near the rotating fitting head 11.

Preferably, in the present embodiment, the lifting cylinder 4 and the pushing cylinder 21 are both servo cylinders. Thereby precisely controlling the elevation height of the second guide rail 15 and the moving distance of the rotary fitting head 11 to facilitate the fitting of the nut 7 to the anchor rod 5.

The working principle of the embodiment is as follows: the nuts 7 are conveyed into the first guide rail 8 by the vibrating disc, the nuts 7 fall down under the action of gravity in the first guide rail 8, the material control mechanism controls the nuts 7 to fall down one by one, specifically, when the first push-pull electromagnet 16 is not electrified, the first stirring rod 17 completely extends into the first guide rail 8, the first stirring rod 17 supports the nuts 7 at the bottommost part of the first guide rail 8, when the second push-pull electromagnet 18 is not electrified, the second stirring rod 19 completely extends into the first guide rail 8, and the second stirring rod 19 extends into a threaded hole of the nuts 7 which are adjacent to the upper part of the first stirring rod 17;

when a nut 7 is arranged on the anchor rod 5, the lifting cylinder 4 stretches out and stretches out to a preset designated length, the second guide rail 15 is driven to rise to one side of the opening 9, the first push-pull electromagnet 16 is electrified to pull the first stirring rod 17 to move out of the first guide rail 8, the nut 7 at the bottommost part of the first guide rail 8 falls into the second guide rail 15 under the action of gravity, then the first push-pull electromagnet 16 is powered off, the first stirring rod 17 completely extends into the first guide rail 8, the second push-pull electromagnet 18 is electrified to pull the second stirring rod 19 to move out of the first guide rail 8, the nut 7 in the first guide rail 8 falls under the action of gravity, the first stirring rod 17 supports the nut 7 at the bottommost part, then the second push-pull electromagnet 18 is powered off, and the second stirring rod 19 extends into a threaded hole of the nut 7 which is next to the upper part of the first, thereby controlling the nuts 7 to fall one by one, so that one nut 7 is arranged in the second guide rail 15 before the nut 7 is arranged on the anchor rod 5;

the anchor rod 5 conveying device 2 conveys a single anchor rod 5, the anchor rod 5 sequentially passes through the pneumatic clamp 6, the opening 9 and the second guide rail 15, in the second guide rail 15, the anchor rod 5 pushes the nut 7 to the first circular groove 12 from the second guide rail 15, the first circular groove 12 can just contain the nut 7, after the proximity switch 30 detects that the nut 7 moves to the first circular groove 12 from the second guide rail 15, the lifting cylinder 4 stretches and contracts to drive the second guide rail 15 to return to the original position to be lower than the position of the rotary assembly head 11 so as to avoid the advancing route of the rotary assembly head 11, the pneumatic clamp 6 clamps the anchor rod 5, thereby fixing the anchor rod 5, the electric rotary table 10 rotates to drive the rotary assembly head 11 to rotate, the pushing cylinder 21 stretches out by a preset length, the pushing cylinder 21 drives the electric rotary table 10 and the rotary assembly head 11 to move towards the anchor rod 5, so that the nut 7 can enter the groove 13 from the first circular groove 12, the nut 7 is clamped after entering the groove 13 so as to rotate together with the rotating assembly head 11, the nut 7 is gradually screwed into the anchor rod 5 along with the movement of the rotating block, and the anchor rod 5 also gradually enters the second circular groove 14;

after the pushing cylinder 21 stretches out and stretches out to preset a specified length, the nut 7 is completely screwed into the anchor rod 5, then the electric rotating disc 10 stops rotating, the pushing cylinder 21 drives the rotating assembly head 11 to return to the original position, the pneumatic clamp 6 does not clamp the anchor rod 5 any more, the anchor rod 5 with the nut 7 is transferred out by the anchor rod 5 conveying device 2, and the operation of assembling the nut 7 on the anchor rod 5 is completed.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. An automatic nut feeding device for an anchor rod comprises a workbench (1) and an anchor rod (5) conveying device (2) located on one side of the workbench (1), and is characterized in that a fixing plate (3), a lifting cylinder (4) and a transverse moving mechanism are arranged on the workbench (1), the fixing plate (3) is vertically fixed on the workbench (1), a pneumatic clamp (6) used for clamping the anchor rod (5) is installed on the end face, facing the anchor rod (5) conveying device (2), of the fixing plate (3), a first guide rail (8) used for conveying nuts (7) is installed on the other end face of the fixing plate (3), a material control mechanism used for controlling the nuts (7) to fall one by one is installed in the first guide rail (8), an opening (9) for the anchor rod (5) to pass through is formed in the fixing plate (3), and an electric rotating disc (10) is installed at the transverse moving part of the transverse moving mechanism, a rotary assembly head (11) is arranged on the rotary end surface of the electric turntable (10), a first circular groove (12) used for accommodating the nut (7), a groove (13) used for clamping the nut (7) and matched with the nut (7) in shape and a second circular groove (14) used for accommodating the anchor rod (5) penetrating through the nut (7) are sequentially formed in the end face, facing the fixed plate (3), of the rotary assembly head (11) from outside to inside, the first circular groove (12), the groove (13) and the second circular groove (14) are sequentially communicated, the telescopic end of the lifting cylinder (4) vertically extends upwards and is provided with a second guide rail (15), the lifting cylinder (4) drives the second guide rail (15) to one side of the opening (9) and is used for receiving the nut (7) output by the first guide rail (8) and guiding the nut (7) into the first circular groove (12) under the pushing of the anchor rod (5).

2. The automatic nut feeding device for the anchor rod is characterized in that the material control mechanism comprises a first push-pull electromagnet (16), a first stirring rod (17), a second push-pull electromagnet (18) and a second stirring rod (19), the second push-pull electromagnet (18) and the first push-pull electromagnet (16) are sequentially installed on the first guide rail (8) from top to bottom, the first stirring rod (17) extending into the first guide rail (8) is installed at the output end of the first push-pull electromagnet (16), the second stirring rod (19) extending into the first guide rail (8) is installed at the output end of the second push-pull electromagnet (18), and the first stirring rod (17) and the second stirring rod (19) are matched to control nuts (7) to fall one by one.

3. An automatic nut screwing device for rock bolt according to claim 1, characterized in that said second guide rail (15) has a U-shaped channel (20), the width of the U-shaped channel (20) being the same as the first circular groove (12).

4. An automatic nut screwing device for rock bolt according to claim 3, characterized in that the width of said U-shaped channel (20), the internal diameter of the first circular groove (12) and the distance of the opposite vertex of the nut (7) are the same.

5. The automatic nut screwing device for the anchor rod according to claim 1, wherein the traversing mechanism comprises a pushing cylinder (21) and two groups of fixing blocks (22) which are fixed on the workbench (1), the number of each group of fixing blocks (22) is two, two sliding rods (23) are fixed between the fixing blocks (22), sliding seats (24) are fixedly and slidably mounted on the two sliding rods (23), a connecting plate (25) is fixed at the lower end of each sliding seat (24), at least two guide rods (26) are fixed on the end surface of the connecting plate (25) facing the pushing cylinder (21), springs (27) are sleeved on the guide rods (26), a pushing plate (28) is mounted at the telescopic end of the pushing cylinder (21), and the guide rods (26) penetrate through the pushing plate (28) and are fixedly provided with limiting blocks (29).

6. An automatic nut screwing device for rock bolt according to claim 1 characterized in that the second guide rail (15) is equipped with a proximity switch (30) near one end of the rotating fitting head (11).

7. The automatic nut screwing device for anchor rod according to claim 5, characterized in that, the lifting cylinder (4) and the pushing cylinder (21) are servo cylinders.