CN210701836U - Plate rolling machine - Google Patents

Abstract

The utility model discloses a plate rolling machine belongs to the forging and pressing equipment field. To the problem that the maintenance is comparatively loaded down with trivial details, bearing life hangs down of rotating position wearing and tearing change in the last roller of prior art, the utility model provides a plate bending machine, it includes the frame, and two lower rolls set up between the frame both ends through lower bearing, go up the roller setting directly over between two lower rolls, and the one end of going up the roller is passed through the upper bearing and is installed in the frame, and other end movable mounting is on the back-off, and the back-off sets up in the frame, the one end that the upper bearing is close to the back-off is provided with bearing retainer plate, bearing retainer plate falls into upper and lower two halves. The bearing retainer plate is arranged at one end of the upper bearing close to the reversing head, so that the bearing is protected; and this bearing retainer plate adopts split type preparation under the prerequisite that does not lose original bearing retainer plate function, and bearing retainer plate can conveniently operate under the prerequisite that takes place to damage, need not dismantle the upper bearing, reduces labour cost.

Description

Plate rolling machine

Technical Field

The utility model belongs to the forging and pressing equipment field, more specifically say, relate to a veneer reeling machine.

Background

The back-turning of the three-roller type hydraulic veneer reeling machine is integrally formed, the back-turning is required to be laid after the veneer reeling procedure is completed, so that a processed plate is taken out from one side, and in the process of laying and supporting the back-turning, friction is generated between an upper roller bearing and the back-turning support, so that the back-turning support is abraded and deformed, and the excessive fit clearance between the upper roller bearing and the back-turning support is caused; when the service time of the inverted support and the movable upper roller bearing is long, abrasion and deformation can occur, so that the stability of the bearing during support is influenced, and the service life of the bearing is greatly influenced; and the parts on the plate bending machine are easy to damage, maintain and replace, so that the labor and the material are wasted, and the working efficiency is reduced.

Corresponding improvement is also carried out aiming at the problems, for example, Chinese patent application No. CN201220296592.2, the publication date is 2013, 1 and 23, the patent discloses a plate bending machine with a balance mechanism, and the plate bending machine belongs to the technical field of plate bending machines; the technical problem to be solved is to provide a veneer reeling machine with a balance mechanism, which has simple structure, small occupied area and low cost; the technical scheme is as follows: two lower working rollers are arranged in parallel in the middle of the frame body through bearings, the upper working roller is positioned right above the space between the two lower working rollers, one end of the upper working roller is arranged on the frame body through the bearings, the other end of the upper working roller is movably arranged on the reversing body, the reversing body is hinged on the frame body, one end part of the upper working roller, which is arranged on the frame body, is fixedly provided with a balance block through a fastening screw, and one side surface of the balance block abuts against the frame body. The disadvantages of the patent are that: although the balance of the working roller can be effectively maintained when the workpiece is taken, and the damage of the bearing is reduced, the maintenance and the replacement of the whole device are more complicated.

For another example, chinese patent application No. CN200920254430.0, published as 2010, 08 and 11, discloses an inverted positioning mechanism of a plate rolling machine, and specifically an inverted positioning mechanism of a small and medium-sized plate rolling machine. The utility model discloses a work roll of veneer reeling machine, empty bearing body, pin, the groove is unloaded in the dress on the characterized by pin, and the degree of depth that the groove was unloaded in the dress is greater than the work roll on the bow-shaped body groove height, the length that the groove was unloaded in the dress be greater than the work roll on the bow-shaped body groove length. The disadvantages of the patent are that: although the labor intensity of the reverse head of the small and medium-sized three-roller plate bending machine during dumping and resetting is reduced, the reliability is improved, the reverse head is more complicated to disassemble, and the structure is complex.

Disclosure of Invention

1. Problems to be solved

To rotate the problem that the position wearing and tearing were changed the maintenance comparatively loaded down with trivial details and the upper bearing is fragile in the last roller of plate bending machine among the prior art, the utility model provides a plate bending machine. The bearing retainer plate is arranged at one end of the upper bearing close to the reversing head, so that the bearing is protected; the bearing retainer plate is manufactured in a split mode, so that the bearing retainer plate can be conveniently operated on the premise of damage without detaching the bearing, the labor cost is reduced, and the recovery period and the cost of a machine tool are reduced; the working efficiency is improved.

2. Technical scheme

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

the utility model provides a plate bending machine, includes the frame, and two lower rolls pass through lower bearing setting between the frame both ends, go up the roller setting directly over between two lower rolls, and the one end of going up the roller is passed through the upper bearing and is installed in the frame, and other end movable mounting is on the back head, and the back head sets up in the frame, the one end that the upper bearing is close to the back head is provided with bearing retainer plate, bearing retainer plate above the bearing retainer plate horizontal central line divide into upper bearing retainer plate body and lower bearing retainer plate body as the boundary line, and upper bearing retainer plate body and lower bearing retainer plate body connect into bearing retainer plate. The bearing retainer plate plays the effect of protection bearing on the one hand, and the bearing retainer plate adopts the burst preparation easily to dismantle and install on the one hand, can easily dismantle when wearing and tearing take place for the bearing retainer plate, need not to dismantle the upper bearing, effective save time raises the efficiency.

Furthermore, the lower part of the upper bearing retainer plate body and the upper part of the lower bearing retainer plate body are both in a step shape. The two bearing retainer ring plate bodies are connected through the mutually matched stepped shapes, so that the connection relationship is more flexible and convenient.

Furthermore, mounting holes are formed in the lower portion of the upper bearing retainer plate body and the upper portion of the lower bearing retainer plate body, and the fastening device penetrates through the mounting holes to fixedly connect the upper bearing retainer plate body and the lower bearing retainer plate body. The connection between the two bearing retainer plate bodies is further strengthened through fastening devices such as fastening screws or fastening bolts, so that the working process is stable.

Furthermore, a lining is arranged inside the head of the head. The setting of inside lining increases the intensity of lock ring, slows down the wearing and tearing of lock ring, and the inside lining is easily changed.

Furthermore, the lining is fixed with the support ring through a countersunk bolt. Fastening performance is good and quick detachable, improves work efficiency.

Furthermore, one end of the upper roller connected with the frame is provided with a balance block. Play the effect of balanced roller, effectively guaranteed the security performance of whole working process.

Further, the cross section of the balance weight is circular, square or trapezoid. Simple structure, convenient and the last roller between be connected and dismantle.

Furthermore, the middle part of the upper roller is circular, and the two ends of the upper roller are conical with the section diameter gradually reduced towards the end parts. Effectively compensates the deflection generated when the upper roller is stressed and prolongs the service life of the upper roller.

Furthermore, the end part of the upper bearing seat is provided with a heat radiation hole. The heat dissipation effect is achieved, the temperature of the bearing seat during working is reduced, and the service life of the bearing seat is effectively prolonged.

Furthermore, a hole cover is arranged on the heat dissipation hole. When the plate rolling machine does not work, the hole cover covers the heat dissipation holes to protect the heat dissipation holes, and external interference objects are effectively prevented from entering the heat dissipation holes.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a be provided with bearing retainer plate with the upper bearing near the one end of turning round, and this bearing retainer plate adopts split type preparation to change bearing retainer plate integral type preparation in the past, and the bearing retainer plate is above the bearing transverse center line divide into upper and lower two halves as the boundary line, divide into two preparation under the prerequisite that does not lose original bearing retainer plate function, make bearing retainer plate can conveniently operate under the prerequisite that takes place to damage, need not dismantle the upper bearing, reduce labour cost, thus compressed lathe recovery cycle and expense; the working efficiency is improved;

(2) the lining is arranged in the head of the utility model, and the lining is connected with the support ring in the head of the head;

(3) the inner lining is fixed with the support ring through the countersunk head bolt, the countersunk head bolt is convenient to mount and dismount, the fastening performance is better, when the countersunk head bolt is used for fixing the inner lining and the support ring, the countersunk head bolt can not see the head part protruding in the bolt on the plane appearance, and the inner lining has certain aesthetic property;

(4) the utility model has the advantages that the balance block is arranged on one side of the upper roll connected with the frame, one side surface of the balance block is tightly attached to the frame, the upper roll is turned upside down when taking out a workpiece, the upper roll is not supported upside down and is unbalanced due to self gravity, and the balance block is arranged at the other end of the upper roll and is tightly close to the frame, so that the upper roll is fixed, and the balance purpose is achieved;

(5) the middle part of the upper roll is circular, and the two end parts are conical, so that the deflection generated when the upper roll is stressed is effectively compensated, the service life of the upper roll is prolonged, the structure is simple, and the cost is saved for enterprises; and the end part of the upper bearing is provided with the heat dissipation holes, so that the friction heat generated by the rotation of the upper roller is effectively dissipated through the heat dissipation holes, and the bearing seat is prevented from being damaged due to high-temperature abrasion.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 2;

FIG. 4 is an enlarged view of the liner;

fig. 5 is a sectional view taken along the direction C-C in fig. 2.

In the figure: 1. a frame; 2. a lower roll; 3. upper roll; 4. a counterbalance; 5. reversing the head; 51. a liner; 6. bearing retainer plate.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Example 1

As shown in fig. 1, 2 and 5, a plate bending machine comprises a frame 1, two lower rollers 2 are arranged between two ends of the frame 1 through lower bearings, an upper roller 3 is arranged right above the two lower rollers 2, one end of the upper roller 3 is arranged on the frame 1 through an upper bearing, the other end of the upper roller is movably arranged on a reversing head 5, the reversing head 5 is arranged on the frame 1, one end of the upper bearing close to the reversing head 5 is provided with a bearing retainer plate 6, the reversing head 5 needs to be laid down after a plate bending process is completed so that a processed plate material can be taken out, the upper bearing and the reversing head 5 are in a friction state for a long time in the laying and supporting process of the reversing head 5, the abrasion of the upper bearing is easily caused, the arrangement of the bearing retainer plate 6 effectively avoids the abrasion of one end of the upper bearing close to the reversing head 5, and the service life of the upper bearing is prolonged; as shown in fig. 3, the bearing retainer plate 6 is divided into an upper bearing retainer plate body and a lower bearing retainer plate body by taking the transverse center line of the upper bearing as a boundary line, and the upper bearing retainer plate body and the lower bearing retainer plate body are connected to form the bearing retainer plate 6; if the bearing retainer plate 6 is manufactured by dividing into a plurality of pieces, the bearing retainer plate 6 has insufficient shifting retaining force of the inner ring of the upper bearing, and the bearing retainer plate 6 can be manufactured by dividing into two pieces, so that the stable performance of the bearing retainer plate 6 can be ensured, the structure is simple, and the manufacturing is convenient; the bearing retainer plate 6 is made of 45# steel, so that the strength and the wear resistance are high, and the service life of the bearing retainer plate 6 is effectively prolonged; the bearing retainer plate 6 of the utility model is made in a split mode, the upper half and the lower half are fixed by the fastening bolts, the disassembly is convenient, the fastening performance is good, the two-piece type connection and fixation forming is adopted, the integral manufacture of the bearing retainer plate in the past is changed, the bearing retainer plate 6 can be conveniently operated on the premise of damage, the upper bearing does not need to be disassembled, the labor cost is reduced, and the recovery period and the cost of a machine tool are reduced; the working efficiency is improved; the labor cost for repairing is reduced, accidental damage during the disassembly of the upper bearing is avoided, and the safety performance of the whole operation process is effectively improved; preferably, the lower part of the upper bearing retainer plate body and the upper part of the lower bearing retainer plate body are both in a step shape, and the step-shaped upper bearing retainer plate body and the step-shaped lower bearing retainer plate body are matched with each other for installation, so that the connection relationship is more flexible and convenient; furthermore, the lower portion of the upper bearing retainer plate body and the upper portion of the lower bearing retainer plate body are provided with mounting holes, the fastening devices penetrate through the mounting holes to fixedly connect the upper bearing retainer plate body and the lower bearing retainer plate body, and the fastening devices such as fastening screws or fastening bolts further strengthen the connection between the two bearing retainer plate bodies, so that the working process is stable and the looseness is not easy to occur.

Furthermore, as shown in fig. 4, a lining 51 is arranged inside the head 5, and the lining 51 is connected with the support ring in the head 5; the utility model discloses carry out lathe work to the upset 5, turn and mill the lock ring hole inside the upset 5, make the lock ring hole enlarge but the internal diameter of lock ring hole does not change, the part of enlargement installs inside lining 51 additional and packs, and passes through carburization with inside lining 51, effectively strengthens the intensity of inside lining 51; specifically, the lining 51 is a steel plate, and the support ring is easily damaged due to the long-term friction between the support ring and the upper bearing, so that the upset 5 is worn and deformed; the arrangement of the liner 51 effectively strengthens the overall strength of the support ring, and changes the abrasion on the support ring into the abrasion on the liner 51, so that only the liner 51 needs to be replaced when the liner 51 is abraded, the labor intensity is reduced, and the replacement and installation of the liner 51 are simpler and more convenient; the workload of maintenance is reduced; furthermore, the lining 51 is fixed with the support ring through the countersunk head bolt, the countersunk head bolt is convenient to mount and dismount, the fastening performance is good, when the lining 51 and the support ring are fixed through the countersunk head bolt, the countersunk head bolt can not see the convex head of the bolt in the plane appearance, and the novel anti-theft door has certain attractiveness.

Example 2

Basically as in embodiment 1, preferably, the balance weight 4 is provided at the end of the upper roller 3 connected to the frame 1; one side surface of the balance block 4 is tightly attached to the rack 1, the head 5 is tilted when a workpiece is taken out, the upper roller 3 is not supported by the head 5 and is unbalanced due to the influence of self gravity, and the balance block 4 is arranged at the other end and is tightly attached to the rack 1, so that the upper roller 3 is fixed, the balance purpose is achieved, and the safety of the whole process is effectively improved; more specifically, the section of the balance weight 4 is circular, square or trapezoidal, and the structure is simple, so that the balance weight 4 and the upper roller 3 can be mounted and dismounted; the middle part of the upper roller 3 is cylindrical, the two ends of the upper roller are conical, the diameter of the cross section of the conical is gradually reduced towards the end parts, the deflection generated when the upper roller 3 is stressed is effectively compensated, the service life of the upper roller 3 is prolonged, the structure is simple, and the cost is saved for enterprises; preferably, the end part of the upper bearing pedestal is provided with a heat dissipation hole, so that the friction heat generated by the rotation of the upper roller 3 is effectively dissipated through the heat dissipation hole, the bearing pedestal is prevented from being damaged due to high-temperature abrasion, the service life of the whole device is effectively prolonged, and the maintenance cost is reduced; preferably, the heat dissipation holes are provided with hole covers, when the plate rolling machine does not work, the hole covers play a role in sealing the heat dissipation holes, external interference objects are effectively prevented from entering the heat dissipation holes to influence the heat dissipation function of the heat dissipation holes, and the heat dissipation holes are protected.

The examples of the utility model are only right the utility model discloses a preferred embodiment describes, and not right the utility model discloses design and scope are injectd, do not deviate from the utility model discloses under the prerequisite of design idea, the field engineering technical personnel are right the utility model discloses a various deformation and improvement that technical scheme made all should fall into the protection scope of the utility model.

Claims (10)

1. The utility model provides a plate bending machine, includes frame (1), and two lower rolls (2) set up between frame (1) both ends through lower bearing, go up roller (3) and set up directly over between two lower rolls (2), and the one end of going up roller (3) is passed through the upper bearing and is installed in frame (1), and other end movable mounting is on falling head (5), and falling head (5) set up in frame (1), its characterized in that: and one end of the upper bearing close to the reversing head (5) is provided with a bearing retainer plate (6), the bearing retainer plate (6) is divided into an upper bearing retainer plate body and a lower bearing retainer plate body by taking the transverse central line of the upper bearing as a boundary line, and the upper bearing retainer plate body and the lower bearing retainer plate body are connected into the bearing retainer plate (6).

2. A plate bending machine as claimed in claim 1, wherein: the lower part of the upper bearing retainer plate body and the upper part of the lower bearing retainer plate body are both in a step shape.

3. A plate bending machine as claimed in claim 2, wherein: the lower part of the upper bearing retainer plate body and the upper part of the lower bearing retainer plate body are both provided with mounting holes, and the fastening device penetrates through the mounting holes to fixedly connect the upper bearing retainer plate body and the lower bearing retainer plate body.

4. A plate bending machine as claimed in claim 1, wherein: the inner part of the reversing head (5) is provided with a lining (51), and the lining (51) is connected with a support ring in the reversing head (5).

5. A plate bending machine as claimed in claim 4, wherein: the lining (51) is fixed with the support ring through a countersunk head bolt.

6. A plate bending machine as claimed in claim 1, wherein: one end of the upper roller (3) connected with the frame (1) is provided with a balance block (4).

7. A plate bending machine as claimed in claim 6, wherein: the section of the balance weight (4) is circular, square or trapezoidal.

8. A plate bending machine as claimed in claim 6, wherein: the middle part of the upper roller (3) is cylindrical, and the two ends of the upper roller are conical with the section diameter gradually reduced towards the end parts.

9. A plate bending machine as claimed in claim 1, wherein: the end part of the upper bearing seat is provided with a heat dissipation hole.

10. A plate bending machine as claimed in claim 9, wherein: and a hole cover is arranged on the heat dissipation hole.

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