Clamping mechanism for metal calendaring

Abstract

The utility model discloses a clamping mechanism for metal calendaring processing, which comprises a base arranged on a pushing mechanism, a first positive and negative screw rod which is horizontally arranged is rotatably arranged on the base, and positive and negative teeth of the first positive and negative screw rod are respectively in threaded connection with a vertical seat which is longitudinally arranged and is assembled with the base in a sliding manner; one end of the first positive and negative screw rod is connected with a first driving motor arranged on the base; grooves are formed in the opposite faces of the two vertical seats correspondingly, a second forward and reverse screw rod with the two ends rotationally connected with the vertical seats is longitudinally arranged in the grooves in a penetrating mode, and forward and reverse teeth of the second forward and reverse screw rod are each in threaded connection with a horizontal plate which is horizontally arranged and slidably assembled with the corresponding vertical seat. The top end of the second positive and negative screw rod is connected with a second driving motor arranged on the vertical seat; longitudinal springs are arranged on the opposite faces of the two horizontal plates on the same vertical base respectively, and clamping blocks are arranged at the ends, away from the horizontal plates, of the springs. The metal plate clamping device not only can be used for clamping metal plates with different sizes, but also is good in clamping effect.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping mechanisms, in particular to a clamping mechanism for metal rolling processing. Background Art

[0002] During the production and processing of metals, calendering is often required. Calendering is a process in which the material is squeezed and stretched into metal sheets of certain specifications under the action of a certain temperature through the strong shear force between the calendering rollers.

[0003] The existing metal rolling processing equipment is equipped with a pushing mechanism, a clamping mechanism and a rolling mechanism, wherein the clamping mechanism is arranged on the pushing mechanism, and the rolling mechanism is arranged behind the pushing mechanism. When operating, the clamping mechanism clamps the metal plate, and the pushing mechanism pushes the clamping mechanism clamping the metal plate toward the rolling mechanism, thereby continuously feeding the metal plate into the rolling mechanism to realize metal rolling processing. However, the existing clamping mechanism usually has poor applicability and cannot effectively clamp metal plates of different sizes. In addition, the clamping effect needs to be improved, which affects the accuracy of rolling. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a clamping mechanism for metal rolling processing to solve the problem raised in the background technology.

[0005] In order to solve the above technical problems, the technical solutions adopted by the present utility model are as follows.

[0006] A clamping mechanism for metal rolling processing, comprising a base arranged on a pushing mechanism and a PLC controller arranged on the base, wherein a first forward and reverse screw rod arranged horizontally is rotatably arranged on the base, and a vertical seat arranged longitudinally and slidably assembled with the base is respectively threadedly connected on the forward and reverse teeth of the first forward and reverse screw rod, and one end of the first forward and reverse screw rod is connected to a first driving motor arranged on the base for driving the first forward and reverse screw rod to rotate so as to realize the two vertical seats to move toward or in opposite directions; grooves are respectively provided on the opposite surfaces of the two vertical seats, and longitudinal grooves are provided with two ends of the vertical seats rotatingly connected to the vertical seats. A second forward and reverse screw rod is connected, and a horizontal plate which is horizontally arranged and slidably assembled with the stand is respectively threaded on the forward and reverse teeth of the second forward and reverse screw rod, and the top end of the second forward and reverse screw rod is connected to a second driving motor which is arranged on the stand and is used to drive the second forward and reverse screw rod to rotate so as to realize the two horizontal plates to move toward or in the opposite direction; longitudinally arranged springs are respectively arranged on the opposite surfaces of the two horizontal plates on the same stand, and a clamping block for clamping a metal plate is arranged at one end of the spring away from the horizontal plate; the output end of the PLC controller is respectively connected to the controlled ends of the first driving motor and the second driving motor.

[0007] Preferably, a distance sensor for monitoring the distance to the metal plate is provided on a side of the stand facing the metal plate, and an output end of the distance sensor is connected to an input end of the PLC controller.

[0008] Preferably, the side of the clamping block away from the spring is covered with a rubber layer for direct contact with the metal plate, and the side of the rubber layer in direct contact with the metal plate is provided with anti-slip grooves. The rubber layer is also embedded with a longitudinally arranged pressure sensor for monitoring the pressure exerted on the metal plate, and the output end of the pressure sensor is connected to the input end of the PLC controller.

[0009] Preferably, a translational projection is provided at the bottom of the stand, and a translational guide groove for slidingly assembling with the translational projection is provided on the base.

[0010] Preferably, the front side surface and the rear side surface of the horizontal plate are respectively provided with longitudinal movement protrusions, and the vertical seat is provided with longitudinal guide grooves for sliding assembly with the longitudinal movement protrusions.

[0011] Due to the adoption of the above technical scheme, the technical progress achieved by the utility model is as follows.

[0012] The utility model can effectively clamp metal plates of different sizes and has good clamping effect by arranging the first forward and reverse screw rods, the stand, the first drive motor, the second forward and reverse screw rods, the horizontal plate, the clamping block and the second drive motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 For the utility model Figure 1 Sectional view at point A in .

[0015] Wherein: 1. base, 2. first positive and negative screw rod, 3. first drive motor, 4. stand, 41. groove, 42. longitudinal guide groove, 43. translation convex block, 5. second positive and negative screw rod, 6. second drive motor, 7. horizontal plate, 8. spring, 9. clamping block, 10. rubber layer. DETAILED DESCRIPTION

[0016] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0017] A clamping mechanism for metal rolling processing, combined with Figure 1 to Figure 2As shown, it includes a base 1 and a PLC controller, wherein the base 1 is arranged on the pushing mechanism, and a clamping mechanism body is arranged on the base 1, and the clamping mechanism body is used to clamp the metal plate, so that the metal plate is sent into the rolling mechanism under the pushing of the pushing mechanism to complete the metal rolling process; the PLC controller is arranged on the base 1, and the PLC controller is used to realize automatic control of the clamping mechanism body.

[0018] The clamping mechanism body includes a first forward and reverse screw rod 2, which is rotatably arranged on the base 1 and is arranged horizontally. A longitudinally arranged stand 4 is threadedly connected to the forward and reverse teeth of the first forward and reverse screw rod 2, respectively, and the stand 4 is slidably assembled with the base 1. Specifically, a translation protrusion 43 is arranged at the bottom of the stand 4, and a translation guide groove is provided on the base 1, and the translation guide groove is slidably assembled with the translation protrusion 43; one end of the first forward and reverse screw rod 2 is connected to a first drive motor 3, which is arranged on the base 1, and the first drive motor 3 is used to drive the first forward and reverse screw rod 2 to rotate, thereby realizing the two stands 4 to move toward or in the opposite direction.

[0019] The opposite surfaces of the two stands 4 are provided with grooves 41, and the second positive and negative screw rods 5 are longitudinally penetrated in the grooves 41, and the two ends of the second positive and negative screw rods 5 are rotatably connected with the stands 4. A horizontal plate 7 is respectively threadedly connected to the positive and negative teeth of the second positive and negative screw rods 5, and the horizontal plate 7 is slidably assembled with the stands 4. Specifically, the front side and the rear side of the horizontal plate 7 are respectively provided with longitudinal movement protrusions, and the stands 4 are provided with longitudinal guide grooves 42, and the longitudinal guide grooves 42 are slidably assembled with the longitudinal movement protrusions; the top end of the second positive and negative screw rods 5 is connected to the second drive motor 6, and the second drive motor 6 is arranged on the stands 4. The second drive motor 6 is used to drive the second positive and negative screw rods 5 to rotate, so as to realize the two horizontal plates 7 to move toward or in the opposite direction.

[0020] The opposite surfaces of the two horizontal plates 7 on the same stand 4 are respectively provided with springs 8 arranged longitudinally, and the end of the spring 8 away from the horizontal plate 7 is provided with a clamping block 9, and the clamping block 9 clamps the metal plate under the drive of the first drive motor 3 and the second drive motor 6. The side of the clamping block 9 away from the spring 8 is covered with a rubber layer 10, and the rubber layer 10 is used to directly contact the metal plate, and the side of the rubber layer 10 directly contacting the metal plate is provided with anti-slip grooves, which can not only avoid damaging the metal plate when clamping the metal plate, but also increase the friction between the metal plate and the metal plate, thereby improving the clamping effect. At the same time, the spring 8 can also play a buffering role during the clamping process.

[0021] In order to realize automatic positioning and clamping, a distance sensor is arranged on the side of the stand 4 facing the metal plate, and the distance sensor is used to monitor the distance between the stand 4 and the metal plate. A longitudinally arranged pressure sensor is embedded on the rubber layer 10, and the pressure sensor is used to monitor the pressure of the metal plate.

[0022] The input end of the PLC controller is connected to the output end of the distance sensor and the pressure sensor respectively; the output end of the PLC controller is connected to the controlled end of the first drive motor 3 and the second drive motor 6 respectively. The PLC controller controls the first drive motor 3 to rotate according to the distance information monitored by the distance sensor, so that the two stands 4 move toward or in the opposite direction; the PLC controller controls the second drive motor 6 to rotate according to the distance information monitored by the pressure sensor, so that the two horizontal plates 7 move toward or in the opposite direction, thereby enabling the clamping block 9 to effectively clamp the metal plate, and at the same time, metal plates of different sizes can also be effectively clamped.

[0023] When the utility model is in use, the PLC controller drives the first drive motor 3 to rotate forward according to the information monitored by the distance sensor, so that the two stands 4 move toward each other, and then the left and right ends of the metal plate are respectively located in the space between the rubber layers 10 on the two clamping blocks 9 on the two stands 4; the PLC controller drives the second drive motor 6 to rotate forward according to the information monitored by the pressure sensor, so that the two horizontal plates 7 move toward each other, and then the rubber layers 10 on the two clamping blocks 9 on the two stands 4 clamp the metal plates respectively, and the spring 8 plays a buffering role in the clamping process; when the metal plate completes the calendering process, the PLC controller controls the first drive motor 3 and the second drive motor 6 to reverse, so that the two stands 4 and the two horizontal plates 7 thereon move in opposite directions and reset.

Claims

1. A clamping mechanism for metal rolling processing, comprising a base (1) arranged on a pushing mechanism and a PLC controller arranged on the base (1), characterized in that: A first forward and reverse screw rod (2) arranged horizontally is rotatably arranged on the base (1); a vertical seat (4) arranged longitudinally and slidably assembled with the base (1) is respectively threadedly connected on the forward and reverse teeth of the first forward and reverse screw rod (2); one end of the first forward and reverse screw rod (2) is connected to a first driving motor (3) arranged on the base (1) and used for driving the first forward and reverse screw rod (2) to rotate so as to realize the two vertical seats (4) moving towards or in opposite directions; grooves (41) are respectively provided on the opposite surfaces of the two vertical seats (4); a second forward and reverse screw rod (5) is longitudinally penetrated in the groove (41) and its two ends are rotatably connected to the vertical seat (4); the forward and reverse teeth of the second forward and reverse screw rod (5) are respectively threadedly connected to the vertical seat (4) and the vertical seat (4) is slidably assembled with ... A horizontal plate (7) is respectively threadedly connected thereto and is horizontally arranged and slidably assembled with the stand (4); the top end of the second forward and reverse screw rod (5) is connected to a second drive motor (6) arranged on the stand (4) and used to drive the second forward and reverse screw rod (5) to rotate so as to realize the two horizontal plates (7) moving toward or in opposite directions; longitudinally arranged springs (8) are respectively arranged on the opposite surfaces of the two horizontal plates (7) on the same stand (4); a clamping block (9) for clamping a metal plate is arranged at one end of the spring (8) away from the horizontal plate (7); and the output end of the PLC controller is respectively connected to the controlled ends of the first drive motor (3) and the second drive motor (6).

2. A clamping mechanism for metal rolling processing according to claim 1, characterized in that: A distance sensor for monitoring the distance between the stand (4) and the metal plate is arranged on one side of the stand (4) facing the metal plate, and the output end of the distance sensor is connected to the input end of the PLC controller.

3. The clamping mechanism for metal rolling processing according to claim 1, characterized in that: The side of the clamping block (9) away from the spring (8) is covered with a rubber layer (10) for direct contact with the metal plate, and the side of the rubber layer (10) that is in direct contact with the metal plate is provided with anti-slip grooves. A pressure sensor that is longitudinally arranged and used to monitor the pressure of the metal plate is also embedded in the rubber layer (10), and the output end of the pressure sensor is connected to the input end of the PLC controller.

4. The clamping mechanism for metal rolling processing according to claim 1, characterized in that: The bottom of the stand (4) is provided with a translation protrusion (43), and the base (1) is provided with a translation guide groove for slidingly assembling with the translation protrusion (43).

5. The clamping mechanism for metal rolling processing according to claim 1, characterized in that: The front side and the rear side of the horizontal plate (7) are respectively provided with longitudinal movement protrusions, and the vertical seat (4) is provided with longitudinal guide grooves (42) for sliding assembly with the longitudinal movement protrusions.

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