CN218049801U - Start and stop device of roll forming machine - Google Patents

Abstract

The application relates to a start-stop device of a rolling forming machine, which relates to the technical field of rolling forming machines and comprises a rack and a driving shaft for driving a roller to rotate, wherein a driving mechanism for driving the driving shaft to rotate is arranged on the rack and comprises a rotating shaft, and the rotating shaft is rotatably arranged on the rack and is connected with a power supply; the first clamping ring is arranged on the rotating shaft; the second clamping ring is arranged on the driving shaft in a sliding mode along the axial direction and is meshed with the first clamping ring to enable the driving shaft and the rotating shaft to rotate synchronously; and the moving assembly is used for driving the second clamping ring to move. According to the roller, the second clamping ring is driven to move to be separated from the first clamping ring by starting the moving assembly, so that the driving shaft stops rotating to drive the roller to stop rotating, and energy loss generated when the roller rotates is reduced; the moving assembly is started to drive the second clamping ring to be meshed with the first clamping ring, and the rotating shaft drives the driving shaft and the roller to rotate, so that the rolling forming machine can continue to work conveniently and quickly.

Description

Start and stop device of roll forming machine

Technical Field

The application relates to the technical field of rolling forming machines, in particular to a starting and stopping device of a rolling forming machine.

Background

The roll forming machine is a mechanical device for cold roll forming of metal plates. It is commonly used to continuously bend sheet metal strip, such as coil or strip, in the transverse direction to produce a strip of specified end face.

In the related art, reference may be made to chinese utility model patent with publication number CN211413169U, which discloses a forming mechanism of a roll forming machine, comprising a frame, a plurality of groups of forming units arranged on the frame, each group of forming units comprising two symmetrically arranged mounting seats, an upper roll and a lower roll rotatably connected between the two mounting seats, and a driving assembly for driving the upper roll and the lower roll to rotate; one end of the lower roller extending out of the driving assembly is rotatably connected with a fixing piece, and each fixing piece is fixedly arranged on the rack; each driving assembly comprises a gear arranged on the upper roller and the lower roller, a chain wheel arranged on the lower roller and a motor which is in chain transmission with the two chain wheels, the upper roller in each forming unit is in meshing transmission with the gear on the lower roller, and the chain wheels on the lower rollers are in chain transmission. The utility model has the advantages of improve the stability of the forming mechanism operation of roll-in make-up machine.

However, in the working process of the above rolling forming machine, after the plate and strip on one roll of coiled material are completely formed, the coiled material needs to be replaced, and the replacement of the coiled material needs a certain time, which is the idle time of the rolling forming machine. When the roll forming machine is shut down in idle time, the roll forming machine needs to be re-set parameters when being restarted after power failure, so that the steps are complicated, and the working efficiency is low; when the rolling forming machine is not shut down, each roller on the rolling forming machine can continue to operate in idle time, so that energy consumption is wasted.

SUMMERY OF THE UTILITY MODEL

In order to improve work efficiency, it is extravagant to reduce the energy consumption, this application provides the start-stop device of roll forming machine.

The application provides a start-stop device of roll forming machine adopts following technical scheme:

the utility model provides a start of roll forming machine stops device, includes the frame and rotates the setting in the frame and be used for driving roll pivoted drive shaft, be provided with in the frame and be used for driving drive shaft pivoted actuating mechanism, actuating mechanism includes:

the rotating shaft is rotatably arranged on the rack and is connected with a power supply of the rolling forming machine;

the first clamping ring is arranged on the rotating shaft, and first clamping teeth are uniformly distributed on the first clamping ring along the circumferential direction of the rotating shaft;

the second clamping ring is arranged on the driving shaft in a sliding mode along the axial direction of the driving shaft, second clamping teeth meshed with the first clamping teeth are arranged on the second clamping ring, and when the second clamping teeth are meshed with the first clamping teeth, the driving shaft and the rotating shaft rotate synchronously;

and the moving assembly is used for driving the second clamping ring to slide on the driving shaft.

By adopting the technical scheme, when the rolling forming machine is in idle time, the moving assembly is started to drive the second clamping ring to move and be separated from the first clamping ring, the second clamping ring is separated from the first clamping ring, so that the driving shaft stops rotating, the driving shaft stops rotating to drive the roller to stop rotating, and therefore energy loss generated when the roller rotates is reduced; when the rolling forming machine needs to continue to work, the moving assembly is started to drive the second clamping ring to be meshed with the first clamping ring, so that the rotating shaft drives the driving shaft to rotate, the driving shaft rotates to drive the roller to rotate, the rolling forming machine can continue to work, convenience and rapidness are achieved, and the working efficiency is improved.

Optionally, the moving assembly includes:

the driving rod is rotationally arranged on the rack, and two ends of the driving rod are respectively positioned on two sides of a rotating point of the driving rod;

and the push plate is arranged on the driving rod and is used for driving the second clamping ring to move.

Through adopting above-mentioned technical scheme, promote the actuating lever and keep away from the one end of push pedal for the actuating lever rotates along the rotation point, and the actuating lever rotates and drives the push pedal and remove, and the push pedal removes the direction that drives second rand towards being close to or keeping away from first rand and removes, thereby accomplishes and controls the second rand through the actuating lever and remove.

Optionally, an annular placing groove is formed in the wall of the outer ring of the second collar, the bottom end portion of the push plate is located in the placing groove, and the width of the placing groove is larger than the thickness of the push plate.

Through adopting above-mentioned technical scheme, push pedal bottom part is located the standing groove, and the actuating lever rotates and drives the push pedal and remove in the standing groove, and the push pedal removes and contacts and drive the second rand with the standing groove inside wall and remove to make the push pedal drive the second rand and remove, the rotation process of second rand does not receive the push pedal to influence simultaneously.

Optionally, be provided with in the frame and be used for carrying out spacing stop gear to actuating lever turned position, stop gear includes:

the limiting screw is arranged on the driving rod and penetrates through the moving hole;

and the limiting nut is in threaded connection with one end of the limiting screw rod penetrating out of the moving hole and is tightly supported on the rack.

By adopting the technical scheme, the driving rod rotates to drive the limiting screw rod to move in the moving hole, and after the driving rod moves to the target position, the limiting nut is screwed to be in threaded connection with the limiting screw rod and tightly abut against the rack, so that the limiting of the rotating position of the driving rod is completed.

Optionally, a flat key is arranged on the driving shaft, a key groove is formed in the wall of the inner ring of the second retainer ring, and the flat key is in plug-in fit with the key groove.

Through adopting above-mentioned technical scheme, fixed flat key on the drive shaft, the keyway joint on flat key and the second rand inner circle wall to make the second rand rotate with the drive shaft synchronous when sliding along the axial on the drive shaft.

Optionally, the first collar is detachably connected to the rotating shaft through a connection mechanism, and the connection mechanism includes:

the first gear is connected with the rotating shaft key;

the connecting shaft is vertically glided and rotatably connected to the rack and is in key connection with the first retainer ring;

the second gear is arranged on the connecting shaft;

the transmission chain is sleeved on the first gear and the second gear;

and the sliding assembly is used for driving the connecting shaft to vertically move.

By adopting the technical scheme, the transmission chain is sleeved on the first gear and the second gear, the sliding component moves to drive the connection and movement, so that the transmission chain is tightly sleeved on the first gear and the second gear, the rotation shaft rotates to drive the first gear to rotate, the first gear rotates to drive the transmission chain to rotate, the transmission chain rotates to drive the second gear to rotate, the second gear rotates to drive the connecting shaft to rotate, the connecting shaft rotates to drive the first clamping ring to rotate, and the rotation of the rotating shaft to drive the first clamping ring to rotate is finished; when the first clamping ring and the second clamping ring are worn and need to be replaced after being used for a long time, the rotating shaft is stopped, the sliding assembly is started to drive the connecting shaft to move downwards, the transmission chain, the first clamping ring and the second clamping ring can be taken down to be replaced, and the working efficiency is improved.

Optionally, the glide assembly comprises:

the sliding block is vertically arranged on the rack in a sliding mode, and the connecting shaft is rotatably arranged on the sliding block;

the screw rod is rotatably connected to the rack and is in a vertical state, and the screw rod is in threaded connection with the sliding block;

and the locking piece is used for locking the rotating position of the screw rod.

Through adopting above-mentioned technical scheme, the unblock locking piece rotates the lead screw and drives the slider removal, and the slider removal drives the connecting axle and removes, and the connecting axle removes behind the target location, locks the locking piece to the completion is through the vertical removal of lead screw control connecting axle.

Optionally, the locking member comprises:

the locking disc is arranged on the screw rod;

and the locking screw is in threaded connection with the locking disc and abuts against the rack.

By adopting the technical scheme, the locking screw rod is screwed to be separated from the rack, the locking disc is rotated to drive the screw rod to rotate, and after the screw rod is rotated, the locking screw rod is screwed to be tightly abutted to the rack, so that the rotating position of the screw rod is locked.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the roller forming machine is in idle time, the moving assembly is started to drive the second clamping ring to move and separate from the first clamping ring, the second clamping ring is separated from the first clamping ring, so that the driving shaft stops rotating, the driving shaft stops rotating to drive the roller to stop rotating, and therefore energy loss generated when the roller rotates is reduced; when the rolling forming machine needs to continue to work, the moving assembly is started to drive the second clamping ring to be meshed with the first clamping ring, so that the rotating shaft drives the driving shaft to rotate, the driving shaft rotates to drive the roller to rotate, the rolling forming machine can continue to work, convenience and rapidness are realized, and the working efficiency is improved;

2. the driving rod is pushed to move away from one end of the push plate, so that the driving rod rotates along the rotating point, the push plate is driven to move by the rotation of the driving rod, and the second clamping ring is driven by the movement of the push plate to move towards the direction close to or away from the first clamping ring, so that the second clamping ring is controlled to move by the driving rod;

3. the driving rod rotates to drive the limiting screw rod to move in the moving hole, and after the driving rod moves to a target position, the limiting nut is screwed to be in threaded connection with the limiting screw rod and tightly abut against the rack, so that the rotating position of the driving rod is limited.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a schematic diagram of the structure of the moving assembly of the present application;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Reference numerals: 1. a frame; 11. a drive shaft; 12. a flat bond; 13. a keyway; 14. a sliding groove; 15. a placement groove; 16. a semi-circular aperture; 17. moving the hole; 2. a drive mechanism; 21. a rotating shaft; 22. a first collar; 23. a second collar; 24. a moving assembly; 241. a drive rod; 242. pushing the plate; 243. a fixing plate; 25. a first latch; 26. a second latch; 3. a connecting mechanism; 31. a first gear; 32. a connecting shaft; 33. a second gear; 34. a drive chain; 35. a slipping component; 36. a slider; 37. a screw rod; 38. a locking member; 381. a locking disk; 382. locking the screw rod; 4. a limiting mechanism; 41. a limit screw; 42. and a limiting nut.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses start-stop device of a rolling forming machine.

Referring to fig. 1, the start-stop device of the roll-in forming machine comprises a frame 1 and a driving shaft 11 which is rotatably connected to the frame 1 and is communicated with the inside of the roll-in forming machine for driving the roll to rotate, and a driving mechanism 2 for driving the driving shaft 11 to rotate is arranged on the frame 1.

Referring to fig. 1 and 2, the drive mechanism 2 includes a rotating shaft 21, a first collar 22, a second collar 23, and a moving assembly 24. The rotating shaft 21 is rotatably connected to the frame 1 and has one end connected to a power supply of the roll forming machine. The first collar 22 is detachably connected to the rotary shaft 21 via the connection mechanism 3. The outer side wall of the driving shaft 11 is fixedly connected with a flat key 12, and the length direction of the flat key 12 is parallel to the axial direction of the driving shaft 11. The inner ring wall of the second retainer ring 23 is axially provided with a key groove 13, the second retainer ring 23 is sleeved on the driving shaft 11, and the key groove 13 is in inserted fit with the flat key 12.

Referring to fig. 1, the connecting mechanism 3 includes a first gear 31, a connecting shaft 32, a second gear 33, a drive chain 34, and a slip assembly 35. The first gear 31 is fixedly connected to the rotating shaft 21. The connecting shaft 32 is vertically arranged on the frame 1 above the rotating shaft 21 in a sliding manner through a sliding assembly 35.

Referring to fig. 1 and 3, the slide assembly 35 includes a slider 36, a lead screw 37, and a lock 38. A vertical sliding groove 14 is formed in the rack 1, and the sliding block 36 is installed on the sliding groove 14 in a sliding mode. The connecting shaft 32 is rotatably connected to a side wall of the slider 36 adjacent to the driving shaft 11. The second gear 33 is fixedly connected to the connecting shaft 32, and the transmission chain 34 is sleeved on the first gear 31 and the second gear 33. The screw rod 37 is rotatably connected to the frame 1 and located in the sliding groove 14, and the screw rod 37 is in a vertical state and is in threaded connection with the sliding block 36. The top end of the screw rod 37 vertically penetrates out of the frame 1.

Referring to fig. 1 and 3, a lock 38 is used to lock the rotational position of the screw rod 37, and the lock 38 includes a lock disk 381 and a lock screw 382. A locking disk 381 is fixedly attached to the top end of the screw 37. The locking screw 382 is screwed onto the upper surface of the locking disk 381 and passes vertically downwards through the locking disk 381 against the upper surface of the chassis 1.

Referring to fig. 1 and 2, the first retainer 22 is fixedly attached to the connecting shaft 32 on a side of the second gear 33 adjacent to the driving shaft 11. A plurality of first clamping teeth 25 are uniformly and fixedly connected to the side wall of the first clamping ring 22 close to the second clamping ring 23 in the circumferential direction by taking the connecting shaft 32 as the center. A plurality of second clamping teeth 26 meshed with the first clamping teeth 25 are uniformly and fixedly connected to the side wall of the second clamping ring 23 close to the first clamping ring 22 in the circumferential direction by taking the driving shaft 11 as the center.

Referring to fig. 1, the rotation shaft 21 rotates to drive the first gear 31 to rotate, the first gear 31 rotates to drive the transmission chain 34 to rotate, the transmission chain 34 rotates to drive the second gear 33 to rotate, the second gear 33 rotates to drive the connecting shaft 32 to rotate, the connecting shaft 32 rotates to drive the first retainer ring 22 to rotate, the first retainer ring 22 rotates to drive the second retainer ring 23 engaged with the first retainer ring 22 to rotate, and the second retainer ring 23 rotates to drive the driving shaft 11 to rotate.

Referring to fig. 1 and 2, the moving assembly 24 is used for driving the second collar 23 to slide on the driving shaft 11 in the axial direction, and the moving assembly 24 includes a driving rod 241 and a push plate 242. A fixing plate 243 is fixedly connected to the frame 1 above the driving shaft 11. The driving lever 241 is rotatably connected to a side wall of the fixing plate 243 near the driving shaft 11, and both ends of the driving lever 241 are located at both sides of the rotation position.

Referring to fig. 1 and 2, the top end of the push plate 242 is fixedly connected to one end of the driving rod 241. The outer ring wall of the second retainer ring 23 is provided with an annular placing groove 15. The bottom of the push plate 242 is formed with a semicircular hole 16 having a diameter length greater than that of the bottom wall of the placing groove 15. The bottom of the push plate 242 at both ends of the semicircular hole 16 is positioned in the seating groove 15. The width dimension of the placement groove 15 is larger than the thickness dimension of the push plate 242.

Referring to fig. 1 and fig. 2, one end of the driving rod 241 far away from the second collar 23 is rotated, the driving rod 241 rotates to drive the pushing plate 242 to move, the bottom of the pushing plate 242 slides in the placing groove 15 until contacting with the inner side wall of the placing groove 15, the driving rod 241 continues to rotate, the second collar 23 slides axially along the driving shaft 11 under the action of the pushing plate 242, and therefore the position of the second collar 23 on the driving shaft 11 is controlled through the driving rod 241.

Referring to fig. 1 and 2, a limiting mechanism 4 for limiting the rotation position of the driving rod 241 is disposed on the frame 1, and the limiting mechanism 4 includes a limiting screw 41 and a limiting nut 42. An arc-shaped moving hole 17 is formed in a side wall of the fixing plate 243 near the driving rod 241 along the rotation direction of the driving rod 241. The limit screw 41 is fixedly connected to a side wall of the driving rod 241 near the fixing plate 243 and horizontally passes through the moving hole 17. The limit nut 42 is screwed on the limit screw 41 and is located on one side of the limit screw 41 penetrating through the moving hole 17, and the limit nut 42 abuts against one side wall of the fixing plate 243 departing from the driving rod 241.

The working principle of the embodiment of the application is as follows:

when the roll forming machine is in idle time, the limiting nut 42 is screwed to be separated from the fixing plate 243, the driving rod 241 is rotated to drive the push plate 242 to move, the push plate 242 moves to drive the second clamping ring 23 to move to be separated from the first clamping ring 22, the second clamping ring 23 is separated from the first clamping ring 22, so that the driving shaft 11 stops rotating, the driving shaft 11 stops rotating to drive the roll to stop rotating, and energy loss generated when the roll rotates is reduced; when the rolling forming machine needs to continue working, the driving rod 241 is rotated to drive the pushing plate 242 to move, the pushing plate 242 pushes the second clamping ring 23 to be meshed with the first clamping ring 22, the limiting nut 42 is screwed to abut against the fixing plate 243, so that the connecting shaft 32 drives the driving shaft 11 to rotate, the driving shaft 11 rotates to drive the roller to rotate, the rolling forming machine can continue working, convenience and rapidness are achieved, and the working efficiency is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a start of roll forming machine stops device which characterized in that: including frame (1) and rotation setting just are used for driving the pivoted drive shaft (11) of roll in frame (1), be provided with on frame (1) and be used for driving drive shaft (11) pivoted actuating mechanism (2), actuating mechanism (2) include:

the rotating shaft (21) is rotatably arranged on the rack (1) and is connected with a power supply of the rolling forming machine;

the first clamping ring (22) is arranged on the rotating shaft (21), and first clamping teeth (25) are uniformly distributed on the first clamping ring (22) along the circumferential direction of the rotating shaft (21);

the second clamping ring (23) is arranged on the driving shaft (11) in a sliding mode along the axial direction of the driving shaft (11), a second clamping tooth (26) meshed with the first clamping tooth (25) is arranged on the second clamping ring (23), and when the second clamping tooth (26) is meshed with the first clamping tooth (25), the driving shaft (11) and the rotating shaft (21) rotate synchronously;

a moving assembly (24), wherein the moving assembly (24) is used for driving the second clamping ring (23) to slide on the driving shaft (11).

2. The start-stop device of the roll forming machine according to claim 1, characterized in that: the moving assembly (24) comprises:

the driving rod (241), the said driving rod (241) is set up on the framework (1) rotatably, the said driving rod (241) both ends locate at both sides of the driving rod (241) rotation point separately;

the push plate (242), the push plate (242) sets up on actuating lever (241) and is used for driving second rand (23) and removes.

3. The start-stop device of the roll forming machine according to claim 2, characterized in that: an annular placing groove (15) is formed in the outer ring wall of the second clamping ring (23), the bottom end portion of the push plate (242) is located in the placing groove (15), and the width dimension of the placing groove (15) is larger than the thickness dimension of the push plate (242).

4. The start-stop device of the roll forming machine according to claim 2, characterized in that: be provided with on frame (1) and be used for carrying out spacing stop gear (4) to actuating lever (241) turned position, stop gear (4) include:

the limiting screw (41), an arc-shaped moving hole (17) is formed in the rack (1) along the rotating direction of the driving rod (241), and the limiting screw (41) is arranged on the driving rod (241) and penetrates through the moving hole (17);

the limiting nut (42) is in threaded connection with one end, penetrating out of the moving hole (17), of the limiting screw rod (41) and abuts against the rack (1).

5. The start-stop device of the roll forming machine according to claim 1, characterized in that: the driving shaft (11) is provided with a flat key (12), the wall of the inner ring of the second retainer ring (23) is provided with a key groove (13), and the flat key (12) is in plug-in fit with the key groove (13).

6. The start-stop device of the roll forming machine according to claim 1, characterized in that: the first clamping ring (22) is detachably connected with the rotating shaft (21) through a connecting mechanism (3), and the connecting mechanism (3) comprises:

a first gear (31), the first gear (31) being keyed to the rotary shaft (21);

the connecting shaft (32) is vertically connected to the rack (1) in a sliding and rotating manner and is connected with the first clamping ring (22) in a key manner;

a second gear (33), the second gear (33) being provided on the connecting shaft (32);

the transmission chain (34) is sleeved on the first gear (31) and the second gear (33);

the sliding assembly (35) is used for driving the connecting shaft (32) to vertically move, and the sliding assembly (35) is used for driving the connecting shaft (32) to vertically move.

7. The start-stop device of the roll forming machine according to claim 6, characterized in that: the glide assembly (35) comprises:

the sliding block (36) is vertically arranged on the rack (1) in a sliding mode, and the connecting shaft (32) is rotationally arranged on the sliding block (36);

the screw rod (37), the screw rod (37) is rotatably connected to the rack (1) and is in a vertical state, and the screw rod (37) is in threaded connection with the sliding block (36);

a locking member (38), the locking member (38) being used to lock the rotational position of the screw (37).

8. The start-stop device of the roll forming machine according to claim 7, characterized in that: the lock (38) includes:

a locking disk (381), the locking disk (381) being provided on the screw rod (37);

the locking screw (382) is in threaded connection with the locking disk (381) and abuts against the machine frame (1).

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