Multi-stage material pressing device for machine tool

Abstract

The utility model discloses a multi-stage material pressing device for a machine tool, which comprises a connecting frame, a sliding groove is arranged on the outer side of the connecting frame, a conveying belt is arranged in the connecting frame, a displacement motor is fixedly arranged at one end of the outer side of the connecting frame, a threaded rod is rotatably connected with the outer side of the connecting frame, and the threaded rod is fixedly connected with the sliding groove. The outer side of the connecting frame is slidably connected with a moving frame through a sliding groove, the threaded rod is connected with the bottom of the moving frame in a penetrating and threaded mode, one end of the threaded rod is fixedly installed with the output end of a displacement motor, and a fixing block located above the threaded rod is fixedly installed in the middle of the outer side of the moving frame; an adjusting motor is fixedly installed at one end of the movable frame, a two-way lead screw is rotationally connected to the bottom of the fixed block, and the two-way lead screw is connected with movable blocks located on the two sides of the fixed block in a penetrating and threaded mode. The conveying belt conveys the plate to the position below the pressing rollers, and under the action of the downward pressing springs, the multiple pressing rollers press the plate tightly.

Description

TECHNICAL FIELD

[0001] The utility model relates to machine tool technical field, concretely is a multistage material pressing device for machine tool. BACKGROUND

[0002] Wood is the lignified tissue formed by plants such as trees and shrubs that can secondarily grow. After the primary growth of these plants ends, the vascular cambium in the rhizome starts to move, developing phloem outward and wood inward. Wood plays a great supporting role in human life. According to the different properties of wood, people use them in different ways. In order to use wood reasonably, the types, size and quantity of allowable defects are limited according to the requirements of different uses, and wood is divided into grades for use.

[0003] Woodworking machine tools are various cutting processing equipment used in the process of sawing logs and processing wood products. At present, in the process of manufacturing wood by woodworking machine tools, the operator needs to manually press and move the wood. Manual pressing not only makes it difficult to control the moving speed of the wood, but also makes it difficult to control the pressure on the wood, which reduces the precision of wood processing. In addition, manual operation has poor safety and is time-consuming and laborious.

[0004] Therefore, we propose a multistage material pressing device for machine tool. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a multistage material pressing device for machine tool to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multistage material pressing device for machine tool, comprising a connecting frame, a sliding groove is formed on the outer side of the connecting frame, a transmission belt is arranged in the connecting frame, a displacement motor is fixedly installed at one end of the outer side of the connecting frame, a threaded rod is rotatably connected to the outer side of the connecting frame, a moving frame is slidably connected to the outer side of the connecting frame through the sliding groove, the threaded rod is threadedly connected with the bottom of the moving frame, one end of the threaded rod is fixedly installed with the output end of the displacement motor, a fixed block above the threaded rod is fixedly installed at the middle of the outer side of the moving frame, an adjusting motor is fixedly installed at one end of the moving frame, a bidirectional screw is rotatably connected to the bottom of the fixed block, the bidirectional screw is threadedly connected with moving blocks on both sides of the fixed block, one end of the bidirectional screw is fixedly installed with the output end of the adjusting motor, a movable stand is fixedly installed on the top of the moving block and the fixed block, a lower pressing block is slidably connected in the movable stand, a lower pressing spring is arranged above the lower pressing block, and a material pressing roller is rotatably connected above the transmission belt.

[0007] Optionally, another sliding groove is formed in the top of the connecting frame, and the moving block and the bottom of the top of the fixed block are in sliding connection with the sliding groove of the top of the connecting frame.

[0008] Optionally, a threaded sleeve is fixedly installed below the fixed block, and the threaded rod is in threaded connection with the middle part of the threaded sleeve.

[0009] Optionally, lifting grooves are formed in the two sides of the movable stand, and the two sides of the pressing block are integrally connected with the protrusions in sliding connection with the inside of the lifting grooves.

[0010] Optionally, the top of the pressing spring is fixedly installed with the top of the movable connection inside, and the bottom of the pressing spring is in abutting contact with the top of the pressing block.

[0011] Optionally, limiting blocks are fixedly installed at the two ends of the sliding groove of the connecting frame, and the height of the limiting blocks is higher than the top of the moving block.

[0012] Optionally, the two ends of the pressing roller are rotationally connected with the middle part of the pressing block through the rotating shafts, the two adjusting motors are synchronously and parallelly arranged, and the two displacement motors are synchronously and parallelly arranged.

[0013] Compared with the prior art, the machine tool has the advantages that:

[0014] The multistage pressing device used by the machine tool is provided with a sliding groove and a movable stand, when the plate is placed on the conveying belt, the plate is sent below the pressing rollers along with the rotation of the conveying belt, the plate is pressed tightly by the pressing rollers under the action of the pressing spring, when the distance between the pressing rollers and the feeding inlet of the machining machine tool needs to be adjusted, the displacement motor is started to drive the threaded rod to rotate, thereby driving the movable stand to slide along the sliding groove, so that the distance between the pressing rollers and the feeding inlet of the machining machine tool is appropriate, feeding is facilitated, and the pressing degree of the plate is more suitable for machining.

[0015] The multistage pressing device used by the machine tool is provided with a double-threaded screw, when the distance between the two pressing rollers needs to be adjusted to adapt to the size of the plate, the adjusting motor is started to drive the double-threaded screw to rotate, thereby making the two moving blocks approach or move away from each other, and thereby making the distance between the two pressing rollers more reasonable. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a whole structure schematic view of the multistage pressing device used by the machine tool.

[0017] Fig. 2 It is a structure schematic view of the movable stand of the multistage pressing device used by the machine tool.

[0018] Fig. 3The utility model provides a multistage material pressing device's lower pressing block's structure schematic view for machine tool uses.

[0019] In the figure: 1, connecting frame; 2, sliding groove; 3, displacement motor; 4, threaded rod; 5, moving frame; 6, fixed block; 7, bidirectional screw; 8, adjusting motor; 9, moving block; 10, movable stand; 11, lifting groove; 12, lower pressing block; 13, material pressing roller; 14, lower pressing spring; 15, threaded sleeve; 16, transmission belt; 17, limit block. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] Please refer to Figs. 1 to 3 The utility model provides a multistage material pressing device for machine tool uses, including connecting frame 1, the outside of connecting frame 1 is equipped with sliding groove 2, the inside of connecting frame 1 is provided with transmission belt 16, one end of connecting frame 1 outside is fixedly installed with displacement motor 3, the outside of connecting frame 1 is rotatably connected with threaded rod 4, the outside of connecting frame 1 is slidably connected with moving frame 5 through sliding groove 2, threaded rod 4 is penetrated with screw thread and is connected with the bottom of moving frame 5, one end of threaded rod 4 is fixedly installed with the output end of displacement motor 3, the middle part of moving frame 5 outside is fixedly installed with the fixed block 6 located above threaded rod 4, one end of moving frame 5 is fixedly installed with adjusting motor 8, the bottom of fixed block 6 is rotatably connected with bidirectional screw 7, bidirectional screw 7 is penetrated with screw thread and is connected with the moving block 9 located at the both sides of fixed block 6, one end of bidirectional screw 7 is fixedly installed with the output end of adjusting motor 8, the top of moving block 9 and fixed block 6 is fixedly installed with movable stand 10, the inside of movable stand 10 is slidably connected with lower pressing block 12, the top of lower pressing block 12 is provided with lower pressing spring 14, lower pressing block 12 is rotatably connected with material pressing roller 13 located above transmission belt 16, by setting sliding groove 2 and moving frame 5, after placing the plate on transmission belt 16, along with the rotation of transmission belt 16, the plate is sent below material pressing roller 13, under the action of lower pressing spring 14, multiple material pressing rollers 13 are tightly pressed, when the distance between material pressing roller 13 and processing machine tool feed inlet needs to be adjusted, start displacement motor 3 to drive threaded rod 4 to rotate, then drive moving frame 5 to slide along sliding groove 2, make the distance between material pressing roller 13 and processing machine tool feed inlet appropriate, convenient feeding, and the tightness of the plate is more suitable for processing.

[0022] The top of the connecting frame 1 is provided with another sliding groove 2, the bottom of the moving block 9 and the top of the fixed block 6 is in sliding connection with the sliding groove 2 of the top of the connecting frame 1, the moving frame 5 is fixedly installed with a threaded sleeve 15 below the fixed block 6, the threaded rod 4 is in threaded connection with the middle part of the threaded sleeve 15, the two sides of the movable stand 10 are provided with lifting grooves 11, the two sides of the pressing block 12 are integrally connected with protrusions in sliding connection with the inside of the lifting grooves 11, the top of the pressing spring 14 is fixedly installed with the inside of the top, the bottom of the pressing spring 14 is in abutting contact with the top of the pressing block 12, the top of the connecting frame 1 is fixedly installed with limiting blocks 17 at both ends of the sliding groove 2, the height of the limiting blocks 17 is higher than the top of the moving block 9, the two ends of the pressing roller 13 are rotatably connected with the middle part of the pressing block 12 through the rotating shafts, the two adjusting motors 8 are synchronously and parallelly arranged, the two displacement motors 3 are synchronously and parallelly arranged, by arranging the bidirectional lead screws 7, when it is needed to adjust the distance between the two pressing rollers 13 to adapt to the size of the plate, the adjusting motor 8 is started to drive the bidirectional lead screw 7 to rotate, so that the two moving blocks 9 are close to or away from each other, and the distance between the two pressing rollers 13 is more reasonable.

[0023] Working principle:

[0024] When the plate is placed on the conveying belt 16, the plate is sent below the pressing roller 13 with the rotation of the conveying belt 16, under the action of the pressing spring 14, the plate is pressed tightly by the plurality of pressing rollers 13, when it is needed to adjust the distance between the pressing roller 13 and the feeding inlet of the machining machine tool, the displacement motor 3 is started to drive the threaded rod 4 to rotate, so that the moving frame 5 slides along the sliding groove 2, so that the distance between the pressing roller 13 and the feeding inlet of the machining machine tool is appropriate, the feeding is facilitated, and the pressing degree of the plate is more suitable for processing, when it is needed to adjust the distance between the two pressing rollers 13 to adapt to the size of the plate, the adjusting motor 8 is started to drive the bidirectional lead screw 7 to rotate, so that the two moving blocks 9 are close to or away from each other, and the distance between the two pressing rollers 13 is more reasonable.

[0025] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A multi-stage blank holder device for use in a machine tool, comprising a connecting frame (1), characterized in that, The outer side of the connecting frame (1) is provided with a sliding groove (2), the inner side of the connecting frame (1) is provided with a conveying belt (16), one end of the outer side of the connecting frame (1) is fixedly installed with a displacement motor (3), the outer side of the connecting frame (1) is rotatably connected with a threaded rod (4), the outer side of the connecting frame (1) is slidably connected with a moving frame (5) through the sliding groove (2), the threaded rod (4) penetrates and is threadedly connected with the bottom of the moving frame (5), one end of the threaded rod (4) is fixedly installed with the output end of the displacement motor (3), the middle part of the outer side of the moving frame (5) is fixedly installed with a fixed block (6) above the threaded rod (4), one end of the moving frame (5) is fixedly installed with an adjusting motor (8), the bottom of the fixed block (6) is rotatably connected with a bidirectional screw (7), the bidirectional screw (7) penetrates and is threadedly connected with a moving block (9) on both sides of the fixed block (6), one end of the bidirectional screw (7) is fixedly installed with the output end of the adjusting motor (8), the top of the moving block (9) and the fixed block (6) is fixedly installed with a movable stand (10), the inside of the movable stand (10) is slidably connected with a pressing block (12), the upper side of the pressing block (12) is provided with a pressing spring (14), the pressing block (12) is rotatably connected with a pressing roller (13) above the conveying belt (16).

2. A multi-stage blank holder device for use in a machine tool according to claim 1, characterised in that, The top of the connecting frame (1) is provided with another sliding groove (2), the bottom of the top of the moving block (9) and the fixed block (6) is slidably connected with the sliding groove (2) of the top of the connecting frame (1).

3. A multi-stage blank holder device for use in a machine tool as claimed in claim 1, characterised in that, The moving frame (5) is fixedly installed with a threaded sleeve (15) below the fixed block (6), the threaded rod (4) penetrates and is threadedly connected with the middle part of the threaded sleeve (15).

4. A multi-stage blank holder device for use in a machine tool according to claim 1, characterized in that The two sides of the movable stand (10) are provided with lifting grooves (11), the two sides of the pressing block (12) are integrally connected with protrusions slidably connected with the inside of the lifting grooves (11).

5. A multi-stage blank holder device for use in a machine tool as claimed in claim 1, characterized in that The top of the pressing spring (14) is fixedly installed with the top of the movable connection inside, the bottom of the pressing spring (14) is in abutting contact with the top of the pressing block (12).

6. A multi-stage blank holder device for use in a machine tool according to claim 1, characterized in that The top of the connecting frame (1) is fixedly installed with limiting blocks (17) at both ends of the sliding groove (2), the height of the limiting block (17) is higher than the top of the moving block (9).

7. A multi-stage blank holder device for use in a machine tool according to claim 1, characterized in that Both ends of the pressing roller (13) are rotatably connected with the middle part of the pressing block (12) through an axis, two adjusting motors (8) are synchronously and parallelly arranged, and two displacement motors (3) are synchronously and parallelly arranged.

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