Clamping device of square steel drilling machine

Abstract

The utility model provides a clamping device of a square steel drilling machine, and relates to the field of steel machining. The clamping device of the square steel drilling machine comprises a shell, the upper surface of the shell is provided with arrayed U-shaped grooves, the outer surface of the shell is fixedly connected with a punching mechanism, the outer surface of the shell is fixedly connected with a pulling mechanism, the outer surface of the shell is provided with a guide frame, the guide frame is in sliding connection with the pulling mechanism, and the upper surface of the shell is rotationally connected with a pressing strip. The inner side of the shell is fixedly connected with a linkage motor, and the output end of the linkage motor is fixedly connected with a linkage mechanism. According to the clamping device of the square steel drilling machine, the extrusion keys are arranged on the two sides of the square steel, the extrusion keys are attached and clamped around the outer surface of the square steel, the extrusion keys are pushed to be close to the square steel through the buffer springs, the extrusion keys can be close to and adapt to the square steel of various bent shapes, and the effect of clamping according to the shape of the square steel is achieved; the problem that the clamp cannot fix the position of the square steel when the bending shapes of the square rod are different is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steel processing, concretely is a clamping device of square steel drilling machine. BACKGROUND

[0002] Steel is a certain shape, size and performance material made by pressure processing of ingot, billet or steel. Most steel processing is through pressure processing to make the processed steel (billet, ingot, etc.) produce plastic deformation. According to the different steel processing temperatures, it can be divided into cold processing and hot processing.

[0003] When square steel is punched, it is affected by the shape of square steel, cannot be fixed in position well, thereby making drilling deviation, and the traditional clamp cannot firmly fix the position of the square steel of various shapes and bends, and therefore the clamping device of square steel drilling machine is proposed. CONTENT OF UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a clamping device of square steel drilling machine, and solves the problems in the background art.

[0006] (II) technical scheme

[0007] In order to realize the above object, the utility model is realized by the following technical scheme: a clamping device of square steel drilling machine, including shell, the upper surface of shell is provided with the U type groove of array, the outer surface of shell is fixedly connected with the punching mechanism, the outer surface of shell is fixedly connected with the pulling mechanism, the outer surface of shell is provided with the guide frame, the guide frame is slidably connected with the pulling mechanism, the upper surface of shell is rotatably connected with the pressing strip, the inner side of shell is fixedly connected with the linkage motor, the output end of linkage motor is fixedly connected with the linkage mechanism, the inner side of shell is fixedly connected with the middle shaft plate, the surface of middle shaft plate is rotatably connected with the advancing shaft, the surface of advancing shaft is threadedly connected with the push sleeve, the push sleeve is slidably connected with the inner wall of shell, the inner side of shell is fixedly connected with the partition, the partition is sleeved on the outer side of advancing shaft, the surface of partition is fixedly connected with the guide shaft, the end away from the partition of guide shaft is fixedly connected with the middle shaft plate, the outer surface of guide shaft is slidably connected with the extrusion key, the extrusion key is slidably connected with the surface of shell, the outer surface of guide shaft is sleeved with buffer spring, and the buffer spring is between the push sleeve and the extrusion key.

[0008] Preferably, the pulling mechanism includes a pulling motor, a pulling threaded rod and a pulling frame, the pulling motor is fixedly connected to the surface of the shell, the output end of the pulling motor is fixedly connected with the pulling threaded rod, the outer surface of the pulling threaded rod is threadedly connected with the pulling frame, the pulling frame is half-wrapped on the outer side of the shell and is slidably connected with the shell, and the upper surface of the pulling frame is provided with a key.

[0009] Preferably, the linkage mechanism comprises a worm shaft, a transmission wheel and a transmission belt, the linkage motor output end is fixedly connected with the worm shaft, the worm shaft surface is engaged with the advancing shaft, the worm shaft away from the linkage motor one end is provided with the transmission wheel, the worm shaft has two groups and the two groups transmission wheel outer surface is jointly sleeved with the transmission belt.

[0010] Preferably, the advancing shaft is composed of a worm gear and an advancing threaded rod, the advancing threaded rod end surface is rotationally connected with the central shaft plate, the advancing sleeve is sleeved on the outside of the advancing threaded rod, and the advancing threaded rod is engaged with the worm shaft.

[0011] Preferably, the advancing sleeve comprises a first extrusion shell, a second extrusion shell and an extrusion spring, the first extrusion shell is slidably connected with the second extrusion shell, and the extrusion spring is arranged between the first extrusion shell and the second extrusion shell.

[0012] Preferably, the extrusion key lower end is sleeved on the outside of the guide shaft, and the extrusion key upper end is arranged on the surface of the shell in the shape of a U-shaped block.

[0013] Preferably, the buffer spring has two groups, and the two groups of buffer springs are respectively arranged on the two sides of the extrusion key.

[0014] (Three) beneficial effects

[0015] The utility model provides a clamping device of square steel drilling machine. Have following beneficial effect:

[0016] 1、 the clamping device of square steel drilling machine, through setting extrusion key in square steel both sides, make extrusion key surround square steel surface and carry out the close clamping, through buffer spring push extrusion key close square steel, make extrusion key can close and adapt various curved shape square steel, reached according to square steel contour and clamped the effect, solved the problem that square rod curved shape is different and clamp can not fix square steel position.

[0017] 2、 the clamping device of square steel drilling machine, through setting extrusion spring in first extrusion shell and second extrusion shell inner side, make two extrusion shells still can be extruded and contract after reaching limit position, through setting press strip, make square steel not appear after placing, through setting pull frame and square steel both ends are pulled, make square steel not shake when clamping and positioning, reached the effect of fixed square steel, solved the problem that square steel can not be firmly fixed. ACCURACY OF DRAWINGS

[0018] Figure 1 It is the whole appearance structure schematic diagram of the utility model;

[0019] Figure 2 It is the pull mechanism structure schematic diagram of the utility model;

[0020] Figure 3 It is the extrusion key structure schematic diagram of the utility model;

[0021] Figure 4 It is a linkage mechanism structure schematic view of the utility model.

[0022] Figure 5 It is a pushing sleeve structure schematic view of the utility model.

[0023] Wherein, 1, shell;2, punch mechanism;3, pull mechanism;31, pull motor;32, pull threaded rod;33, pull frame;4, guide frame;5, pressing strip;6, linkage motor;7, linkage mechanism;72, worm shaft;73, transmission wheel;74, transmission belt;8, central shaft plate;9, propulsion shaft;91, worm wheel;92, propulsion threaded rod;10, pushing sleeve;101, first extrusion shell;102, second extrusion shell;103, extrusion spring;11, partition;12, guide shaft;13, extrusion key;14, buffer spring. DETAILED DESCRIPTION

[0024] The technical solutions 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] The utility model embodiment provides a square steel drilling machine's clamping device, such as Figures 1-5 As shown, it comprises a shell 1, the upper surface of the shell 1 is provided with the array U-shaped groove, the outer surface of the shell 1 is fixedly connected with punch mechanism 2, the outer surface of the shell 1 is fixedly connected with pull mechanism 3, the outer surface of the shell 1 is provided with guide frame 4, pull mechanism 3 includes pull motor 31, pull threaded rod 32 and pull frame 33, pull motor 31 is fixedly connected on the surface of shell 1, the output end of pull motor 31 is fixedly connected with pull threaded rod 32, the outer surface of pull threaded rod 32 is threadedly connected with pull frame 33, pull frame 33 is wrapped around the outside of shell 1 and is slidably connected with shell 1, the upper surface of pull frame 33 is provided with a key, pull mechanism 3 can be used to pull the key on the upper surface of frame 33 and is connected with square steel, so that the both ends of square steel are fixedly limited, prevent square steel from shaking during clamping.

[0026] The guiding frame 4 is in sliding connection with the pulling mechanism 3, the outer shell 1 is rotatably connected with a pressing strip 5 on the upper surface, the inner side of the outer shell 1 is fixedly connected with a linkage motor 6, the output end of the linkage motor 6 is fixedly connected with a linkage mechanism 7, the inner side of the outer shell 1 is fixedly connected with a middle shaft plate 8, the surface of the middle shaft plate 8 is rotatably connected with a propelling shaft 9, the linkage mechanism 7 comprises a worm shaft 72, a transmission wheel 73 and a transmission belt 74, the output end of the linkage motor 6 is fixedly connected with the worm shaft 72, the surface of the worm shaft 72 is in meshing connection with the propelling shaft 9, the end of the worm shaft 72 away from the linkage motor 6 is provided with the transmission wheel 73, the outer surfaces of the two groups of transmission wheels 73 are jointly sleeved with the transmission belt 74, and the linkage mechanism 7 can simultaneously drive the propelling shafts 9 on the two sides to rotate, so that the propelling shafts 9 on the two sides rotate simultaneously.

[0027] The surface of the propelling shaft 9 is threadedly connected with a pushing sleeve 10, the propelling shaft 9 is composed of a worm gear 91 and a propelling threaded rod 92, the end surface of the propelling threaded rod 92 is rotatably connected with the middle shaft plate 8, the pushing sleeve 10 is sleeved on the outer side of the propelling threaded rod 92, the propelling threaded rod 92 is in meshing connection with the worm shaft 72, and the propelling shaft 9 can rotate to drive the pushing sleeve 10 to move transversely, so that the pushing sleeve 10 drives the upper mechanism to simultaneously clamp and fix the square steels from the two sides, and the middle section surface of the propelling threaded rod 92 is provided with a threaded two-end head circular rod, so that the pushing sleeve 10 can be compressed and extruded after reaching the limit position.

[0028] The pushing sleeve 10 is in sliding connection with the inner wall of the outer shell 1, the pushing sleeve 10 comprises a first extrusion shell 101, a second extrusion shell 102 and an extrusion spring 103, the first extrusion shell 101 is in sliding connection with the second extrusion shell 102, and the extrusion spring 103 is arranged between the first extrusion shell 101 and the second extrusion shell 102, the pushing sleeve 10 is provided with the extrusion spring 103 between the first extrusion shell 101 and the second extrusion shell 102, so that the first extrusion shell 101 and the second extrusion shell 102 can be retracted to each other when being extruded to the limit position, and the effect of pulling and pushing the holding reset can be achieved when moving reversely.

[0029] The inner side of the outer shell 1 is fixedly connected with a partition plate 11, the partition plate 11 is sleeved on the outer side of the propelling shaft 9, the surface of the partition plate 11 is fixedly connected with a guide shaft 12, one end of the guide shaft 12 away from the partition plate 11 is fixedly connected with the middle shaft plate 8, the outer surface of the guide shaft 12 is in sliding connection with an extrusion key 13, the lower end of the extrusion key 13 is sleeved on the outer side of the guide shaft 12, the upper end of the extrusion key 13 is arranged on the surface of the outer shell 1 and is provided with a "U"-shaped block, the extrusion key 13 can realize the effect of clamping the square steel by means of the "U"-shaped block close to the surface of the square steel, and the square steels with different bending shapes can be clamped by means of the arrayed extrusion keys 13.

[0030] The extrusion keys 13 are in sliding connection with the surface of the shell 1, and the buffer springs 14 are in total two groups, and the two groups of buffer springs 14 are respectively on the two sides of the extrusion keys 13, and the buffer springs 14 can play a buffering role when the pushing sleeve 10 pushes the extrusion keys 13, so that different extrusion keys 13 can be pushed and clamped in different positions.

[0031] The buffer springs 14 are sleeved on the outer surface of the guide shaft 12, and the buffer springs 14 are between the pushing sleeve 10 and the extrusion keys 13.

[0032] Working principle: in use, first, the bent square steel is placed between the two rows of extrusion keys 13, the square steel is buckled by rotating the pressing strip 5 to prevent turning over during placement, the pulling frame 33 is slid on the surface of the shell 1 and is hung on the surface of the square steel by the convex keys on the upper surface of the pulling frame 33 to prevent the two ends from shaking, the worm shaft 72 is rotated by starting the linkage motor 6, the worm wheel 91 is pushed by the worm shaft 72, the pushing threaded rod 92 is rotated to push the pushing sleeve 10, the first extrusion shell 101 pushes the extrusion keys 13 along the guide shaft 12 and clamps the square steel by the buffer springs 14, the first extrusion shell 101 and the second extrusion shell 102 can be buffered and linked when extruding and pushing the extrusion keys 13 by setting the buffer springs 14 and the extrusion springs 103, the extrusion keys 13 on both sides of the square steel are extruded and adhered to the square steel, so that the square steel can be firmly positioned and the positioning deviation caused by shaking is reduced when punching.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A clamping device for a square steel drill, comprising a housing (1) provided with an array of U-shaped grooves on its upper surface, characterised in that: The outer surface of the shell (1) is fixedly connected with a punching mechanism (2), the outer surface of the shell (1) is fixedly connected with a pulling mechanism (3), the outer surface of the shell (1) is provided with a guide frame (4), the guide frame (4) is slidably connected with the pulling mechanism (3), the upper surface of the shell (1) is rotatably connected with a pressing strip (5), the inner side of the shell (1) is fixedly connected with a linkage motor (6), the output end of the linkage motor (6) is fixedly connected with a linkage mechanism (7), the inner side of the shell (1) is fixedly connected with a middle shaft plate (8), the surface of the middle shaft plate (8) is rotatably connected with a propelling shaft (9), the surface of the propelling shaft (9) is threadedly connected with a pushing sleeve (10), the pushing sleeve (10) is slidably connected with the inner wall of the shell (1), the inner side of the shell (1) is fixedly connected with a partition plate (11), the partition plate (11) is sleeved on the outer side of the propelling shaft (9), the surface of the partition plate (11) is fixedly connected with a guide shaft (12), the end, away from the partition plate (11), of the guide shaft (12) is fixedly connected with the middle shaft plate (8), the outer surface of the guide shaft (12) is slidably connected with an extrusion key (13), the extrusion key (13) is slidably connected with the surface of the shell (1), the outer surface of the guide shaft (12) is sleeved with a buffer spring (14), and the buffer spring (14) is between the pushing sleeve (10) and the extrusion key (13).

2. A clamping device for a square steel hole cutter according to claim 1, wherein: The pulling mechanism (3) comprises a pulling motor (31), a pulling threaded rod (32) and a pulling frame (33), the pulling motor (31) is fixedly connected to the surface of the shell (1), the output end of the pulling motor (31) is fixedly connected with the pulling threaded rod (32), the outer surface of the pulling threaded rod (32) is threadedly connected with the pulling frame (33), the pulling frame (33) is half-wrapped on the outer side of the shell (1) and is slidably connected with the shell (1), and the upper surface of the pulling frame (33) is provided with a protruding key.

3. A square steel hole drilling chucking device according to claim 1, characterized in that: The linkage mechanism (7) comprises a worm shaft (72), a transmission wheel (73) and a transmission belt (74), the output end of the linkage motor (6) is fixedly connected with the worm shaft (72), the surface of the worm shaft (72) is engaged with the propelling shaft (9), the end, away from the linkage motor (6), of the worm shaft (72) is provided with the transmission wheel (73), and the two groups of worm shafts (72) are commonly sleeved with the transmission belt (74) on the outer surfaces of the two groups of transmission wheels (73).

4. A clamping device for a square steel hole cutter according to claim 1 or 3, wherein: The propelling shaft (9) is composed of a worm wheel (91) and a propelling threaded rod (92), the end surface of the propelling threaded rod (92) is rotatably connected with the middle shaft plate (8), the pushing sleeve (10) is sleeved on the outer side of the propelling threaded rod (92), and the propelling threaded rod (92) is engaged with the worm shaft (72).

5. A square steel hole drilling chuck apparatus as defined in claim 1 wherein: The pushing sleeve (10) comprises a first extrusion shell (101), a second extrusion shell (102) and an extrusion spring piece (103), the first extrusion shell (101) is slidably connected with the second extrusion shell (102), and the extrusion spring piece (103) is arranged between the first extrusion shell (101) and the second extrusion shell (102).

6. A square steel hole drilling chuck apparatus according to claim 1, wherein: The lower end of the extrusion key (13) is sleeved on the outer side of the guide shaft (12), and the upper end of the extrusion key (13) is arranged on the surface of the shell (1) and is provided with a "U"-shaped block.

7. A square steel hole drilling chuck apparatus as defined in claim 1 wherein: The buffer spring (14) has two groups, and the two groups of buffer springs (14) are respectively arranged on the two sides of the extrusion key (13).

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