CN217070954U

CN217070954U - Bar shearing machine capable of cutting at fixed length

Info

Publication number: CN217070954U
Application number: CN202122750799.4U
Authority: CN
Inventors: 吴鹏
Original assignee: Shandong Tiancheng Transmission Machinery Co ltd
Current assignee: Shandong Tiancheng Transmission Machinery Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-07-29
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a bar shear that fixed length cutting can carry out, including lathe, shearing mechanism, power cylinder A, power cylinder B, iron bar, locating piece and pneumatic cylinder, upper end one side of lathe is fixed with shears the mechanism, the inside symmetry of front end of shearing mechanism is equipped with fixture block A and fixture block B, fixture block A's end is fixed on the telescopic link C of pneumatic cylinder, fixture block B's end is fixed on resilient means, the mount is installed near the intermediate position in the upper end of lathe, the inside of mount is equipped with spacing groove B, the iron bar has been placed in the spacing groove B. The utility model discloses the cutter has location feeding mechanism, realizes the shearing of the different length of iron bar through changing the locating piece on the power cylinder B and the distance between the shearing mechanism, can confirm the shearing length of iron bar according to the scale mark, and the litter and the spout at both ends enable the locating piece more even running about the locating piece.

Description

Bar shearing machine capable of cutting at fixed length

Technical Field

The utility model relates to a bar shear technical field specifically is a bar shear that can carry out fixed length cutting.

Background

The shearing machine is one kind of machine tool, it adopts hydraulic drive, the security performance is reliable, easy to operate, the shearing machine is suitable for metal recovery processing factory, scraped car disassemble field, smelting and casting industry, carry on cold state shearing, pressing turn-ups to various shape shaped steel and various metal materials, and the pressing forming of powder product, plastics, glass steel, insulating material, rubber. The shearing machines are classified into different types, namely metal shearing machines, combined punching and shearing machines and bar shearing machines of hydraulic shearing machines, and the crocodile type shearing machines and the gantry type shearing machines are the most commonly used shearing machines in the metal shearing machines.

After a large number of searches, the following results are obtained: chinese utility model patent: the invention provides a bar shearing machine, which has the application number (CN 202010819639.8) and the publication number (CN 111958033A), and comprises the following components: a feeding mechanism; cut mechanism, cut mechanism includes: the direct-acting power unit comprises a cylinder body and a piston rod; the fixed cutter holder is fixed on the cylinder body; the fixed knife is fixed on the fixed knife holder; the movable cutter holder is fixed at the end part of the piston rod; the movable knife is fixed on the movable knife holder; the fixed knife and the movable knife are both tubular structures, so that the bar penetrates through the fixed knife and the movable knife, the movable knife has an alignment station aligned with the fixed knife and a staggered station staggered with the fixed knife in the process of moving along with the movable knife holder, and the movable knife cuts off the bar in the process of switching from the alignment station to the staggered station. The fixed knife and the movable knife are both of tubular structures, the bar to be cut is positioned in the fixed knife and the movable knife, the bar is cut by the mutual dislocation of the fixed knife and the movable knife, the cut of the bar is relatively flat, the phenomenon of burrs or bending at the cut part is avoided, and the cutting precision is relatively high.

The metal bar needs to be cut into different lengths when being cut so as to be convenient to use, a common shearing device is not provided with a fixed-length cutting device, the metal bar needs to be sheared after the length is measured before cutting, the use is inconvenient, the shearing efficiency is low, and therefore the bar shearing machine capable of cutting at a fixed length is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bar shear that can carry out fixed length cutting, it has location feeding mechanism to possess the cutter, realize the shearing of the different length of iron bar through the locating piece that changes on the power cylinder B and the distance of shearing between the mechanism, can confirm the shearing length of iron bar according to the scale mark, the litter and the spout at both ends about the locating piece, enable the advantage of locating piece even running more, it does not all have fixed length cutting device to have solved shearing mechanism, need cut again after measuring good length before the cutting, it is inconvenient to use, cut the problem of inefficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bar shear that can carry out fixed length cutting, includes the lathe, cuts mechanism, power cylinder A, power cylinder B, iron bar, locating piece and pneumatic cylinder, the upper end one side of lathe is fixed with cuts the mechanism, the inside symmetry of front end of cutting the mechanism is equipped with fixture block A and fixture block B, fixture block A's end is fixed on the telescopic link C of pneumatic cylinder, fixture block B's end is fixed on resilient means, the upper end of lathe is close to the intermediate position and installs the mount, the inside of mount is equipped with spacing groove B, the iron bar has been placed in the spacing groove B, the mount is connected through the litter with the upper end intermediate position of cutting the mechanism, one side that the mount is close to cutting the mechanism is close to top position fixing has power cylinder B, telescopic link B front end on power cylinder B is fixed on the locating piece.

Preferably, the fixed bottom of the hydraulic cylinder is fixed on a support on the side of the machine tool, the hydraulic cylinder is respectively connected with the hydraulic pump and the oil tank through oil pipes, the hydraulic pump is fixed at the upper end of the oil tank, one side of the oil tank, which is far away from the machine tool, is provided with an electric cabinet, and the electric cabinet is provided with a control panel.

Preferably, the front end of the iron rod is located inside the shearing mechanism, the tail end of the iron rod is located on the roller, the roller is fixed on a support on the other side of the upper end of the machine tool, and two limiting rods are symmetrically fixed on two sides of the upper end of the support.

Preferably, a power cylinder A is fixed at the upper end of the positioning block, the upper end of the power cylinder A is installed below the sliding rod through a sliding cylinder, the sliding cylinder is sleeved on the sliding rod, and the sliding cylinder can move back and forth on the sliding rod.

Preferably, telescopic link A of power cylinder A lower extreme is located the inside fixed slot A of locating piece, the front end of telescopic link A is fixed with the spacing piece, fixed slot A is located the upper end of spacing slot A, the iron bar has been worn in the spacing slot A, the lower extreme central point of locating piece puts and is fixed with the slider, the lower extreme of locating piece passes through slider round trip movement in the spout of lathe upper end, be equipped with the scale mark on the lathe of spout side, the front end of scale mark and spout all links together with the rear end of shearing mechanism.

Preferably, six support legs are symmetrically arranged at the bottom of the machine tool.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses the cutter has location feeding mechanism, realize the shearing of the different length of iron bar through changing the locating piece on the power cylinder B and the distance between the shearing mechanism, according to the scale mark of below, can confirm the shearing length of iron bar, it is more accurate convenient, set up litter and spout through the upper and lower both ends at the locating piece, make locating piece during operation even running more, through setting up the stopper in the locating piece is inside, make the iron bar can the fixed length pay-off, it is more convenient to use, the device simple structure, high durability and convenient operation, iron bar shearing length is convenient for change, and labor saving is realized, and the production efficiency is improved.

Drawings

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

fig. 2 is a left side view of the present invention;

FIG. 3 is a side view of the positioning block of the present invention;

FIG. 4 is an enlarged structural view of the utility model at A in FIG. 1;

fig. 5 is an enlarged structural view of the point B in fig. 1 according to the present invention.

In the figure: 1. supporting legs; 2. a machine tool; 3. a rebounding device; 4. a shearing mechanism; 5. a telescopic rod A; 6. a slide cylinder; 7. a power cylinder A; 8. a telescopic rod B; 9. a slide rod; 10. a power cylinder B; 11. a fixed mount; 12. A limiting groove B; 13. a limiting rod; 14. an iron rod; 15. a roller; 16. a support; 17. positioning blocks; 18. scale lines; 19. a limiting groove A; 20. a limiting block; 21. fixing grooves A; 22. a slider; 23. a chute; 24. an electric cabinet; 25. a control panel; 26. a hydraulic pump; 27. an oil tank; 28. a support; 29. a hydraulic cylinder; 30. a telescopic rod C; 31. a clamping block A; 32. and a fixture block B.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a bar shear capable of cutting at a fixed length, which comprises: a bar shearing machine capable of cutting to a fixed length comprises a machine tool 2, a shearing mechanism 4, a power cylinder A7, a power cylinder B10, an iron rod 14, a positioning block 17 and a hydraulic cylinder 29, wherein the shearing mechanism 4 is fixed on one side of the upper end of the machine tool 2, a clamping block A31 and a clamping block B32 are symmetrically arranged inside the front end of the shearing mechanism 4, the tail end of the clamping block A31 is fixed on an expansion rod C30 of the hydraulic cylinder 29, the bottom of the hydraulic cylinder 29 is fixed on a support 28 on the side of the machine tool 2, the hydraulic cylinder 29 is respectively connected with a hydraulic pump 26 and an oil tank 27 through oil pipes, the hydraulic pump 26 is fixed on the upper end of the oil tank 27, one side of the oil tank 27, which is far away from the machine tool 2, is provided with an electric control box 24, the electric control panel 25 is arranged on the electric cabinet 24, and the tail end of the clamping block B32 is fixed on a rebounding device 3, the fixture block A31 and the fixture block B32 are arranged, so that the iron rod 14 can be fixed during shearing, and the iron rod has the functions of limiting and supporting.

The upper end of the machine tool 2 is provided with a fixed frame 11 close to the middle position, the position of the fixed frame 11 can be changed, the inside of the fixed frame 11 is provided with a limit groove B12, an iron rod 14 is placed in a limit groove B12, the front end of the iron rod 14 is located in the shearing mechanism 4, the tail end of the iron rod 14 is located on a roller 15, the roller 15 is fixed on a support 16 on the other side of the upper end of the machine tool 2, two limit rods 13 are symmetrically fixed on two sides of the upper end of the support 16, the limit rods 13 have a limiting effect on the iron rod 14, the fixed frame 11 is connected with the middle position of the upper end of the shearing mechanism 4 through a sliding rod 9, one side of the fixed frame 11 close to the shearing mechanism 4 is fixedly provided with a power cylinder B10 close to the upper position, and the front end of a telescopic rod B8 on the power cylinder B10 is fixed on a positioning block 17.

The upper end of locating piece 17 is fixed with power cylinder A7, the below at the litter 9 is installed through slide cartridge 6 to the upper end of power cylinder A7, slide cartridge 6 cover is on litter 9, and slide cartridge 6 can be on litter 9 round trip movement, telescopic link A5 of power cylinder A7 lower extreme is located the inside fixed slot A21 of locating piece 17, the front end of telescopic link A5 is fixed with spacing block 20, fixed slot A21 is located the upper end of spacing slot A19, iron rod 14 has worn in spacing slot A19, through set up spacing block 20 in locating piece 17 inside, make iron rod 14 can the fixed length pay-off, it is more convenient to use.

The utility model discloses a shearing machine has location feeding mechanism, realizes the shearing of iron bar 14 different length through changing the distance between locating piece 17 on power cylinder B10 and shearing mechanism 4, through setting up litter 9 and spout 23 in the upper and lower both ends of locating piece 17, makes locating piece 17 operate more steadily, the device simple structure, convenient operation is swift, iron bar 14 shearing length is convenient to change, saving labor and improving production efficiency.

The working principle is as follows: the length of the iron rod 14 to be cut is adjusted by adjusting the distance between the fixed frame 11 and the cutting mechanism 4, under the action of a control system, the power cylinder A7 on the positioning block 17 starts to work, the telescopic rod A5 on the power cylinder A7 presses the iron rod 14 through the limiting block 20, meanwhile, the telescopic rod B8 on the power cylinder B10 drives the positioning block 17 to extend towards the cutting mechanism 4 until the positioning block 17 is contacted with the cutting mechanism 4, the iron rod 14 is sent into the cutting mechanism 4, under the action of the hydraulic cylinder 29, the cutting mechanism 4 cuts the iron rod 14, at the moment, the power cylinder A7 on the positioning block 17 drives the limiting block 20 to retract into the fixing groove A21, the power cylinder B10 drives the positioning block 17 to retract to the original position, and then the actions are repeated to cut the iron rod 14 again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bar shear that can carry out fixed length cutting, includes lathe (2), shears mechanism (4), power cylinder A (7), power cylinder B (10), iron bar (14), locating piece (17) and pneumatic cylinder (29), its characterized in that: a shearing mechanism (4) is fixed on one side of the upper end of the machine tool (2), a clamping block A (31) and a clamping block B (32) are symmetrically arranged in the front end of the shearing mechanism (4), the tail end of the clamping block A (31) is fixed on a telescopic rod C (30) of the hydraulic cylinder (29), the tail end of the clamping block B (32) is fixed on the rebounding device (3), a fixing frame (11) is installed at the upper end of the machine tool (2) close to the middle, a limiting groove B (12) is arranged in the fixing frame (11), an iron rod (14) is placed in the limiting groove B (12), the fixed frame (11) is connected with the middle position of the upper end of the shearing mechanism (4) through a sliding rod (9), a power cylinder B (10) is fixed at the position close to the upper part of one side of the fixed frame (11) close to the shearing mechanism (4), the front end of a telescopic rod B (8) on the power cylinder B (10) is fixed on the positioning block (17).

2. A bar shear capable of making fixed length cuts according to claim 1, wherein: the bottom that pneumatic cylinder (29) is fixed on support (28) of lathe (2) side, pneumatic cylinder (29) link together with hydraulic pump (26) and oil tank (27) respectively through oil pipe, the upper end at oil tank (27) is fixed in hydraulic pump (26), one side that oil tank (27) deviates from lathe (2) is equipped with electric cabinet (24), be equipped with control panel (25) on electric cabinet (24).

3. A bar shear capable of making fixed length cuts according to claim 1, wherein: the front end of iron bar (14) is located the inside of shearing mechanism (4), the end of iron bar (14) is located roller bearing (15), roller bearing (15) are fixed on support (16) of lathe (2) upper end opposite side, the upper end bilateral symmetry of support (16) is fixed with two gag lever post (13).

4. A bar shear capable of making fixed length cuts according to claim 1, wherein: the upper end of locating piece (17) is fixed with power cylinder A (7), the below at litter (9) is installed through slide cartridge (6) in the upper end of power cylinder A (7), slide cartridge (6) cover is on litter (9), and slide cartridge (6) can be on litter (9) round trip movement.

5. A bar shear capable of making fixed length cuts according to claim 1, wherein: the utility model discloses a lathe for cutting the mechanism, including power cylinder A (7), locating piece (17), spacing groove A (19), iron rod (14) have been worn in spacing groove A (19), the lower extreme central point of locating piece (17) puts and is fixed with slider (22), the lower extreme of locating piece (17) passes through slider (22) round trip movement in spout (23) of lathe (2) upper end, be equipped with scale mark (18) on lathe (2) of spout (23) side, the front end of scale mark (18) and spout (23) all links together with the rear end of shearing mechanism (4) in fixed slot A (21) of locating piece (17) inside, the front end of telescopic link A (5) of power cylinder A (7) lower extreme is fixed with spacing block (20), fixed slot A (21) are located the upper end of spacing groove A (19), iron rod (14) have been worn in spacing groove A (19), the lower extreme central point of locating piece (17) puts and is fixed with slider (22).

6. A bar shear capable of making fixed length cuts according to claim 1, wherein: six supporting legs (1) are symmetrically installed at the bottom of the machine tool (2).