Roller assembling and pressing device

Abstract

The utility model belongs to the field of roller machining, and discloses a roller assembling and pressing device which comprises a first supporting device used for placing and supporting roller body assembly and further comprises a second supporting device arranged on one side of the first supporting device and used for adjusting the height of a roller shaft in a lifting mode and supporting the roller shaft to move. An assembling device used for buffering and pushing assembly of the roller shaft and the roller body is arranged above the second supporting device. The second supporting device comprises a sliding frame, a plurality of sliding rods are evenly arranged on the sliding frame, two sliding tables are installed on the sliding rods in a sliding mode, an electric push rod is arranged in the center of each sliding table, and a roller frame is installed at the top of each electric push rod. According to the roller assembling and pressing device, the roller shaft is pushed to be assembled with the roller body, so that assembling and pressing of the roller shaft and the roller body are achieved; through the arrangement of buffer pushing, the damage to the roll shaft is reduced; and through the arrangement of the supporting roll shaft moving assembly, the assembly stability is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of roller processing, in particular to a roller assembly and pressing device. Background Art

[0002] The main working parts and tools on the rolling mill that cause continuous plastic deformation of metal. The roller is mainly composed of three parts: the roller body, the roller shaft and the shaft head. The roller body is the middle part of the roller that actually participates in rolling the metal. It has a smooth cylindrical or grooved surface. Both ends of the roller shaft are installed in bearings, and the rolling force is transmitted to the frame through the bearing seat and the pressing device. The shaft head at the transmission end is connected to the gear seat through the connecting shaft, and the rotational torque of the motor is transmitted to the roller. During the production process of the roller, the roller body and the roller shaft need to be assembled, and the roller shaft is pressed into the roller body to complete the assembly of the roller.

[0003] In contrast, a Chinese patent with authorization announcement number CN215942006U discloses a roller ring assembly anti-dumping device, including a roller ring storage table, a core rod sleeve and a base. The outer edge of the roller ring storage table is provided with an annular baffle, and a through hole is provided in the middle. One end of the core rod sleeve is connected to the through hole of the roller ring storage table, and the other end is fixed to the base.

[0004] The above patent can only fix the roller shaft, but cannot press the roller shaft and the roller body. Therefore, a new device needs to be designed. Utility Model Content

[0005] The utility model aims to provide a roller assembly and pressing device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A roller assembly and pressing device, comprising a first supporting device for placing and supporting the assembly of a roller body, and a second supporting device arranged on one side of the first supporting device for lifting and adjusting the height of a roller shaft and supporting the movement of the roller shaft, and an assembly device for buffering and pushing the assembly of the roller shaft and the roller body is arranged above the second supporting device;

[0008] The second supporting device comprises a slide frame, on which a plurality of slide bars are evenly arranged, on which two slide tables are slidably arranged, an electric push rod is arranged at the center of the slide table, a roller frame is installed on the top of the electric push rod, two second supporting rollers are symmetrically arranged on both sides of the roller frame, and four telescopic rods are evenly arranged between the roller frame and the slide table;

[0009] The assembly device includes a slide rail, on which two lead screws are symmetrically installed front and back, a synchronous wheel is arranged at one end of the lead screw, a synchronous belt is arranged between the two synchronous wheels, a motor is arranged on the side of the front synchronous wheel away from the lead screw, a slide plate is arranged between the two lead screws, a push plate is arranged in the middle position of the slide plate, and a pad is arranged on one side of the push plate.

[0010] Furthermore: the first supporting device includes a supporting frame, two first supporting rollers are symmetrically installed on the top of the supporting frame, and a baffle is arranged on one side of the supporting frame.

[0011] Furthermore: three slide bars are provided, and a smooth layer is provided on the surface of the slide bars.

[0012] Furthermore: a smooth layer is provided on the surface of the second supporting roller, and the second supporting roller is rotatably connected to the roller frame.

[0013] Furthermore: the pad is circular in shape and is made of silicone material.

[0014] Furthermore: the top of the baffle is in an arc shape, which blocks the roller body and does not affect the roller shaft passing through the roller body.

[0015] Compared with the prior art, the beneficial effects are:

[0016] 1. By pushing the setting of the assembly of the roller shaft and the roller body, the assembly and pressing of the roller shaft and the roller body are realized;

[0017] 2. The buffer push setting reduces the damage to the roller shaft;

[0018] 3. The stability of the assembly is ensured by the setting of supporting roller moving assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a roller assembly and pressing device described in the utility model;

[0020] Figure 2 This is an axonometric view of a first supporting device of a roller assembly and pressing device described in the utility model;

[0021] Figure 3 It is a front view of the second supporting device of the roller assembly and pressing device described in the utility model;

[0022] Figure 4 It is a top view of an assembly device of a roller assembly and pressing device described in the utility model.

[0023] In the accompanying drawings: 1, first supporting device; 101, supporting frame; 102, first supporting roller; 103, baffle; 2, second supporting device; 201, slide frame; 202, slide rod; 203, slide table; 204, telescopic rod; 205, roller frame; 206, electric push rod; 207, second supporting roller; 3, assembly device; 301, slide rail; 302, screw rod; 303, synchronous wheel; 304, synchronous belt; 305, motor; 306, slide plate; 307, push plate; 308, pad. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 A roller assembly and pressing device includes a first supporting device 1 for placing and supporting the assembly of a roller body, and also includes a second supporting device 2 arranged on one side of the first supporting device 1 for lifting and adjusting the height of the roller shaft and supporting the movement of the roller shaft, and an assembly device 3 for buffering and pushing the assembly of the roller shaft and the roller body is arranged above the second supporting device 2.

[0026] In this embodiment: the first support device 1 includes a support frame 101, two first support rollers 102 are symmetrically installed on the top of the support frame 101, and a baffle 103 is arranged on one side of the support frame 101. The top of the baffle 103 is in an arc shape, which blocks the roller body and does not affect the roller shaft from passing through the roller body. The roller body is placed flat between the two first support rollers 102 on the support frame 101, and one end of the roller body is close to the baffle 103 for support and assembly;

[0027] In this embodiment: the second supporting device 2 includes a slide 201, three slide bars 202 are evenly arranged on the slide 201, two slide tables 203 are slidably installed on the three slide bars 202, an electric push rod 206 is arranged at the center of the slide table 203, a roller frame 205 is installed on the top of the electric push rod 206, two second support rollers 207 are symmetrically arranged on both sides of the roller frame 205, four telescopic rods 204 are evenly arranged between the roller frame 205 and the slide table 203, a smooth layer is arranged on the surface of the slide bar 202, and a smooth layer is arranged on the surface of the second support roller 207. The second support roller 207 is rotatably connected to the roller frame 205, and the two ends of the roller shaft are placed flat between the second support rollers 207 on the two roller frames 205. The slide 203 supports the electric push rod 206 to extend and retract through the roller frame 205 to drive the roller shaft to move up and down along the telescopic rod 204, so that the roller shaft and the roller body are concentric. Then, the roller shaft slides along the slide bar 202 on the slide frame 201 under the support of the slide 203 to assemble. When the assembly depth of the roller shaft does not need support, the electric push rod 206 is shortened to drive the roller frame 205 to lower, and the support for the roller shaft is released to reduce the assembly resistance;

[0028] In this embodiment, the assembly device 3 includes a slide rail 301, on which two screw rods 302 are symmetrically installed front and back, a synchronous wheel 303 is arranged at one end of the screw rod 302, a synchronous belt 304 is arranged between the two synchronous wheels 303, a motor 305 is arranged on the side of the front synchronous wheel 303 away from the screw rod 302, a slide plate 306 is arranged between the two screw rods 302, a push plate 307 is arranged in the middle of the slide plate 306, a pad 308 is arranged on one side of the push plate 307, and the pad The shape of 308 is circular, and the pad 308 is made of silicone. The motor 305 drives the synchronous wheel 303 and the screw rod 302 in the front to rotate, and drives the synchronous wheel 303 and the screw rod 302 in the rear to rotate synchronously through the synchronous belt 304, and synchronously pushes the slide plate 306 from both sides to move along the slide rail 301 toward the roller shaft, so that the slide plate 306 drives the push plate 307 and the pad 308 to buffer and push the roller shaft to move toward the inside of the roller body under the support of the slide 203 under the second support roller 207 for assembly.

[0029] Working principle: Place the roller body flat between the two first support rollers 102 on the support frame 101, and make one end of the roller body close to the baffle 103 for support and assembly, then place the two ends of the roller shaft flat between the second support rollers 207 on the two roller frames 205, the slide 203 supports the electric push rod 206 to extend and retract through the roller frame 205 to drive the roller shaft to move up and down along the telescopic rod 204, so that the roller shaft and the roller body are concentric, then the motor 305 drives the synchronous wheel 303 and the screw rod 302 in front to rotate, and drives the synchronous wheel 303 and the screw rod 302 in the back through the synchronous belt 304. The rod 302 rotates synchronously, and pushes the slide plate 306 from both sides to move along the slide rail 301 toward the roller shaft, so that the slide plate 306 drives the push plate 307 and the pad 308 to buffer and push the roller shaft to move toward the inside of the roller body under the support of the slide 203 under the second support roller 207 for assembly; during the movement, the slide 203 slides along the slide rod 202 on the slide 201 to continuously provide support force for assembly. When the roller shaft assembly depth does not require support, the electric push rod 206 is shortened to drive the roller frame 205 to lower, and the support for the roller shaft is released to reduce the assembly resistance.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roller assembly and pressing device, comprising a first supporting device for placing and supporting roller assembly, characterized in that: It also includes a second supporting device disposed on one side of the first supporting device for lifting and adjusting the height of the roller shaft and supporting the movement of the roller shaft, and an assembly device for buffering and pushing the assembly of the roller shaft and the roller body is disposed above the second supporting device; The second supporting device comprises a slide frame, a plurality of slide bars are evenly arranged on the slide frame, two slide tables are slidably mounted on the plurality of slide bars, an electric push rod is arranged at the center of the slide table, a roller frame is installed on the top of the electric push rod, two second supporting rollers are symmetrically arranged on both sides of the roller frame, and four telescopic rods are evenly arranged between the roller frame and the slide table; The assembly device includes a slide rail, two screw rods are symmetrically installed on the slide rail, a synchronous wheel is arranged at one end of the screw rod, a synchronous belt is arranged between the two synchronous wheels, a motor is arranged on the side of the front synchronous wheel away from the screw rod, a slide plate is arranged between the two screw rods, a push plate is arranged in the middle position of the slide plate, and a pad is arranged on one side of the push plate.

2. The roller assembly and pressing device according to claim 1, characterized in that: The first supporting device comprises a supporting frame, two first supporting rollers are symmetrically installed on the top of the supporting frame, and a baffle is arranged on one side of the supporting frame.

3. The roller assembly and pressing device according to claim 1, characterized in that: The sliding rods are provided with three pieces, and the surfaces of the sliding rods are provided with a smooth layer.

4. The roller assembly and pressing device according to claim 1, characterized in that: The surface of the second supporting roller is provided with a smooth layer, and the second supporting roller is rotatably connected to the roller frame.

5. The roller assembly and pressing device according to claim 1, characterized in that: The pad is circular in shape and is made of silicone.

6. The roller assembly and pressing device according to claim 2, characterized in that: The top of the baffle is in an arc shape, which blocks the roller body and does not affect the roller shaft from passing through the roller body.

Images