CN214134544U - Carry over pinch rolls adjusting device - Google Patents

Abstract

The utility model provides a carry over pinch rolls adjusting device, the scheme of adoption is: including support, carry over pinch rolls, traction slider, elevating screw, adjusting nut axle and power component, be provided with the lift groove on the support, the carry over pinch rolls rotationally installs on pulling the slider, install in the lift groove traction slider slidable, connect elevating screw on pulling the slider, the lower part of adjusting nut axle is provided with the screw hole, elevating screw installs in the screw hole and adjusts nut axle threaded connection, adjusting nut axle is connected with the power component transmission, be provided with the guide rail board on the support, the guide rail board is spacing to pulling the slider. The adjustment is convenient and reliable, and the adjustment stability of the traction roller is ensured.

Description

Carry over pinch rolls adjusting device

Technical Field

The utility model relates to an open a book levelling laser cutting machine field, especially relate to a carry over pinch rolls adjusting device.

Background

At present, in the field of uncoiling and leveling laser cutting machines, a speed reduction motor drives a traction roller to automatically lift through a screw nut pair, which is the most economical and practical lifting mode, and the transmission mode has certain requirements on the precision and the service life of the screw nut pair, and needs speed reduction motors at two ends to drive a screw rod to apply the same pressing force to the traction roller simultaneously, so that the traction roller is in close contact with a steel plate, and the steel plate is prevented from deviating.

However, when the existing traction roller is adjusted, because the two ends of the traction roller are unevenly stressed, the two ends of the traction roller are unbalanced, the steel plate is easily deviated and skidded, and the equipment is unstable in operation.

Therefore, the problem that the steel plate is prone to deviation and slipping caused by uneven stress at two ends when the traction roller is adjusted is urgently needed to be solved by developing a traction roller adjusting device.

SUMMERY OF THE UTILITY MODEL

In order to overcome not enough among the above-mentioned prior art, the utility model provides a reliable and stable carry over pinch rolls adjusting device of transmission can highly stabilize the regulation to the carry over pinch rolls to solve present carry over pinch rolls when adjusting both ends atress inhomogeneous and cause the steel sheet to hold the problem of off tracking, skidding easily.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides a carry over pinch rolls adjusting device, includes support, carry over pinch rolls, pulls slider, elevating screw, adjusting nut axle and power component, be provided with the lift groove on the support, the carry over pinch rolls is rotationally installed on pulling the slider, it installs in the lift groove to pull slider slidable, connect elevating screw on pulling the slider, the lower part of adjusting nut axle is provided with the screw hole, elevating screw installs in the screw hole with adjusting nut axle threaded connection, adjusting nut axle is connected with the power component transmission, be provided with the guide rail board on the support, the guide rail board is spacing to pulling the slider. The support is provided with the sliding groove and the guide rail plate to limit the traction sliding block to move up and down only along the lifting groove, the power assembly drives the adjusting nut shaft to rotate and simultaneously drives the lifting screw to lift through the matching of the threaded hole and the lifting screw arranged on the adjusting nut shaft, and then drives the traction sliding block and the traction roller to lift, the height of the traction roller is adjusted to adapt to the thickness and the shape of a steel plate, the adjustment is convenient and reliable, and the adjustment stability of the traction roller is ensured.

Furthermore, the support is provided with two, is left support and right support respectively, install respectively at the both ends of carry over pinch rolls pull the slider, the carry over pinch rolls is installed on left support and right support through pulling the slider.

Furthermore, the power assembly comprises a speed reducing motor and a transmission shaft group, the adjusting nut shaft mounted on the left support and the adjusting nut shaft mounted on the right support are in transmission connection through the transmission shaft group, and the transmission shaft group is connected with the speed reducing motor. The transmission shaft set is driven to rotate through the speed reducing motor so as to drive the adjusting nut shafts on the supports on the two sides to move synchronously, synchronous adjustment of the two ends of the traction roller is achieved, and the balance and stability of adjustment are guaranteed.

Furthermore, one end of the transmission shaft group is connected with the speed reduction motor, and the other end of the transmission shaft group is connected with the hand wheel. Manual adjustment can be realized by arranging a hand wheel.

Furthermore, an upper elastic buffer assembly and a lower elastic buffer assembly are installed on the traction sliding block, a pressing plate is connected to the upper elastic buffer assembly and the lower elastic buffer assembly, and the pressing plate is connected with the lifting screw rod.

Furthermore, the upper elastic buffer assembly and the lower elastic buffer assembly comprise pre-pressing springs and guide rods, the lower portions of the guide rods are connected to the traction sliding block, the upper portions of the guide rods are connected to the pressing plate, and the pre-pressing springs are sleeved on the guide rods. The upper portion of the guide rod penetrates through the pressing plate, a pre-tightening adjusting part is installed on the upper portion of the guide rod and located above the pressing plate, the lower end of the pre-tightening spring abuts against the traction sliding block, and the upper end of the pre-tightening spring abuts against the pressing plate. The upper portion of the guide rod is provided with external threads, the pre-tightening adjusting piece is a pre-tightening nut, the pre-tightening nut is connected to the guide rod in a threaded mode, and the pre-tightening nut abuts against the pressing plate. Through respectively installing a set of traction slider and upper and lower elastic buffer subassembly at the both ends of carry over pinch rolls, upper and lower elastic buffer subassembly is located between lift adjustment subassembly and the driving roller, can make carry over pinch rolls and steel sheet closely laminate according to steel sheet thickness automatic adjustment carry over pinch rolls packing force for carry over pinch rolls during operation tightly pushes down the steel sheet and drives the steel sheet even running.

According to the technical scheme, the utility model has the advantages of it is following:

this scheme provides a carry over pinch rolls adjusting device, it rotates and then drives the adjusting nut axle synchronous motion on the support of both sides to drive the transmission shaft group through gear motor, only follow the groove up-and-down motion of going up and down through set up spout and guide rail plate restriction on the support and pull the slider, through setting up screw hole and lifting screw cooperation on adjusting nut axle, when power component drives adjusting nut axle pivoted, adjusting nut axle drives lifting screw and goes up and down, and then drive and pull slider and carry over pinch rolls and go up and down, adjust the height of carry over pinch rolls in order to adapt to steel sheet thickness and shape, it is convenient and reliable to adjust, guarantee the stability that carry over pinch rolls adjusts.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a holder according to an embodiment.

FIG. 3 is a schematic diagram of the structure of the adjustment portion of the pulling roll in accordance with one embodiment.

Fig. 4 is a schematic structural diagram of a traction block in an embodiment.

Fig. 5 is a schematic view of the mechanism of the rail plate in the embodiment.

Fig. 6 is a schematic view of the structure of an adjusting nut shaft in an embodiment.

In the figure, the device comprises a left support 1, a right support 2, a right support 3, a traction roller 4, a traction sliding block 5, a guide rail plate 6, a speed reducing motor 7, a transmission shaft group 8, a hand wheel 9, an adjusting nut shaft 10 and a lifting screw rod.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

As shown in fig. 1 to 6, the utility model provides a carry over pinch rolls 3 adjusting device, mainly include left support 1, right support 2, carry over pinch rolls 3, pull slider 4, elevating screw 10, adjust nut axle 9 and power component, be provided with the lift groove on the support, pull slider 4 and rotationally cooperate between slider 4 with pulling slider 4 are respectively installed at the both ends of carry over pinch rolls 3, carry over pinch rolls 3 and install in the lift groove of left support 1 and right support 2 through pulling slider 4, connect elevating screw 10 on pulling slider 4, the lower part of adjusting nut axle 9 is provided with the screw hole, elevating screw installs in the screw hole with nut axle threaded connection, it is connected with the power component transmission to adjust nut axle 9, be provided with guide rail plate 5 on the support, guide rail plate 5 carries on spacingly to elevating slider.

The power assembly comprises a speed reducing motor 6 and a transmission shaft group 7, an adjusting nut shaft 9 mounted on the left support 1 and an adjusting nut shaft 9 mounted on the right support 2 are in transmission connection through the transmission shaft group 7, and the transmission shaft group 7 is connected with the speed reducing motor 6. The transmission shaft group 7 is driven to rotate through the speed reducing motor 6, so that the adjusting nut shafts 9 on the supports on the two sides are driven to synchronously move, synchronous adjustment of the two ends of the traction roller 3 is achieved, and the balance and the stability of adjustment are guaranteed. The further improvement scheme is that one end of a transmission shaft group 7 is connected with a speed reducing motor 6, the other end of the transmission shaft group 7 is connected with a hand wheel 8, and manual adjustment can be achieved through the arrangement of the hand wheel 8.

In addition, pull and install upper and lower elastic buffer subassembly on the slider 4, be connected with the clamp plate on the upper and lower elastic buffer subassembly, the clamp plate is connected with lift lead screw 10, it is concrete, upper and lower elastic buffer subassembly includes pre-compaction spring and guide arm, the sub-unit connection of guide arm is on pulling slider 4, the upper portion of guide arm is connected on the clamp plate, pre-compaction spring suit is on the guide arm, the clamp plate is passed on the upper portion of guide arm, pretension regulating part is installed on the upper portion of guide arm, pretension regulating part is located the top of clamp plate, the lower extreme butt of pre-compaction spring is on pulling slider 4, the upper end top of pre-compaction spring is leaned on the clamp plate, the upper portion of guide arm is provided with the external screw thread, pretension regulating part is pretension nut, pretension nut threaded connection is on the guide arm, pretension nut butt is on the clamp plate. Through respectively installing a set of traction slider 4 and upper and lower elastic buffer subassembly at the both ends of carry over pinch rolls 3, upper and lower elastic buffer subassembly is located between lift adjusting part and the driving roller, can be according to 3 packing forces of steel sheet thickness automatic adjustment carry over pinch rolls, makes carry over pinch rolls 3 and steel sheet closely laminate for carry over pinch rolls 3 during operation tightly pushes down the steel sheet and drives the steel sheet even running.

The device during operation drives transmission shaft group 7 through gear motor 6 or the mode of rotating hand wheel 8 and rotates and then drives the synchronous motion of adjusting nut axle 9 on the support of both sides, and the rotation of adjusting nut axle 9 drives lift screw 10 and goes up and down, and then drives and pull slider 4 and carry over pinch rolls 3 and go up and down, adjusts the height of carry over pinch rolls 3 in order to adapt to steel sheet thickness and shape, adjusts convenient and reliable, guarantees the stability that carry over pinch rolls 3 adjusted.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings (if any) are used to distinguish relative relationships in position, and are not necessarily qualitative. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. The utility model provides a carry over pinch rolls adjusting device, its characterized in that, includes support, carry over pinch rolls (3), pulls slider (4), lifting screw (10), adjusting nut axle (9) and power component, be provided with the lift groove on the support, carry over pinch rolls (3) rotationally install on pulling slider (4), it installs in the lift groove to pull slider (4) slidable, connect lifting screw (10) on pulling slider (4), the lower part of adjusting nut axle (9) is provided with the screw hole, lifting screw (10) install in the screw hole with adjusting nut axle (9) threaded connection, adjusting nut axle (9) are connected with the power component transmission, be provided with guide rail plate (5) on the support, guide rail plate (5) are spacing to pulling slider (4).

2. The adjusting device of the drawing roll as claimed in claim 1, characterized in that the two supports are respectively a left support (1) and a right support (2), the drawing sliding blocks (4) are respectively arranged at the two ends of the drawing roll (3), and the drawing roll (3) is arranged on the left support (1) and the right support (2) through the drawing sliding blocks (4).

3. The pull roll adjusting device as claimed in claim 2, characterized in that the power assembly comprises a speed reduction motor (6) and a transmission shaft set (7), the adjusting nut shaft (9) mounted on the left support (1) and the adjusting nut shaft (9) mounted on the right support (2) are in transmission connection through the transmission shaft set (7), and the transmission shaft set (7) is connected with the speed reduction motor (6).

4. The carry-over pinch roll adjustment device according to claim 3, characterized in that one end of the drive shaft group (7) is connected with the reduction motor (6), and the other end of the drive shaft group (7) is connected with the hand wheel (8).

5. The adjusting device of the traction roller as claimed in any of claims 1 to 4, wherein the traction slider (4) is provided with upper and lower elastic buffer components, the upper and lower elastic buffer components are connected with a pressure plate, and the pressure plate is connected with the lifting screw (10).

6. The draft roller adjusting device according to claim 5, wherein the upper and lower elastic buffer assemblies comprise a pre-compression spring and a guide rod, the lower portion of the guide rod is connected to the draft slider (4), the upper portion of the guide rod is connected to the pressure plate, and the pre-compression spring is sleeved on the guide rod.

7. The pull roll adjusting device as claimed in claim 6, characterized in that the upper part of the guide rod passes through the pressure plate, the upper part of the guide rod is provided with a pre-tightening adjusting piece, the pre-tightening adjusting piece is positioned above the pressure plate, the lower end of the pre-pressing spring abuts against the pull slide block (4), and the upper end of the pre-pressing spring abuts against the pressure plate.

8. The pull roll adjustment device of claim 7, wherein the upper portion of the guide rod is provided with an external thread, the pre-tightening adjustment member is a pre-tightening nut, the pre-tightening nut is threaded onto the guide rod, and the pre-tightening nut abuts against the pressure plate.

Images