CN212240055U - Clamping device of band sawing machine - Google Patents
Clamping device of band sawing machine Download PDFInfo
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- CN212240055U CN212240055U CN202020748133.8U CN202020748133U CN212240055U CN 212240055 U CN212240055 U CN 212240055U CN 202020748133 U CN202020748133 U CN 202020748133U CN 212240055 U CN212240055 U CN 212240055U
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- sawing machine
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- clamping device
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Abstract
The utility model provides a clamping device of band sawing machine belongs to band sawing machine technical field. The clamping device solves the problems that when an existing band sawing machine is used for cutting large batches of bars, the bars can slip to be separated from a clamping vice in a common clamping mode, and the saw band pulls teeth and breaks. The utility model discloses set up on the lathe bed of band saw machine, it is including controlling hold-down mechanism and last hold-down mechanism, still is provided with material feeding unit on the lathe bed and is used for sending the work piece to the cutting position, hold-down mechanism and last hold-down mechanism setting about be used for compressing tightly the left and right sides face and the up end of work piece respectively in material feeding unit's top, the lathe bed on still be provided with the periphery that flexible hold-down mechanism is used for compressing tightly the work piece. The utility model has the advantages of through controlling the both sides face of the fixed work piece of hold-down mechanism, through last hold-down mechanism hold-down workpiece's up end, through the outer peripheral face of the taut work piece of flexible hold-down mechanism, three mechanism combined action has prolonged the life of equipment.
Description
Technical Field
The utility model belongs to the technical field of band sawing machine, a clamping device of band sawing machine is related to.
Background
The band sawing machine is one kind of sawing machine, and has circular saw blade stretched over two saw wheels and driven by the saw wheels to cut various kinds of metal and non-metal material. In mechanical machining, a sawing machine is often used for cutting and machining materials, and a machining task of machining and cutting longer materials into shorter material sections with equal length in batches is very common. When the sawing machine needs large batch cutting bar, for example, reinforcing bar, pipe etc., the clamping device of band sawing machine on the market at present fixes the work piece mostly through a fixed vice and a movable vice, but when cutting large batch bar, fixed vice and movable vice centre gripping a plurality of round bar simultaneously, the bar produces easily mutually and slides upwards to deviate from two vices, this kind of centre gripping mode is very unstable when fixing this kind of bar, it is easy not hard up, and the work piece that upwards deviates from can make the saw area cause broach and fracture easily when the cutting, cause the material loss, influence the life of equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem existing in the prior band sawing machine during the processing of clamping round bar materials, and providing a clamping device for fixing the bar materials.
The purpose of the utility model can be realized by the following technical proposal:
the clamping device of the band sawing machine is arranged on a machine body of the band sawing machine and comprises a left pressing mechanism, a right pressing mechanism, an upper pressing mechanism and a feeding device, wherein the feeding device is arranged on the machine body and used for feeding a workpiece to a cutting position, the left pressing mechanism, the right pressing mechanism and the upper pressing mechanism are arranged above the feeding device and respectively used for pressing the left side surface, the right side surface and the upper end surface of the workpiece.
In foretell clamping device of band saw machine, control hold-down mechanism include fixed vice and activity vice, fixed vice and activity vice divide and establish in material feeding unit's both sides, material feeding unit's top still is equipped with an mounting bracket and links firmly with the lathe bed, fixed vice links firmly with the mounting bracket, control hold-down mechanism still include a centre gripping hydro-cylinder and be used for promoting activity vice and follow the tight work piece of fixed vice direction translation clamp, the cylinder body and the mounting bracket of centre gripping hydro-cylinder link firmly, the piston rod of activity vice and centre gripping hydro-cylinder links firmly.
In the clamping device of the band sawing machine, the upper pressing mechanism comprises an upper pressing oil cylinder and an upper pressing plate, the cylinder body of the upper pressing oil cylinder is fixedly connected with a fixed seat, the fixed seat is arranged above the feeding device and fixedly connected with the mounting frame, and the upper pressing plate is fixedly connected with a piston rod of the upper pressing oil cylinder.
In the clamping device of the band sawing machine, the two ends of the pull rope are respectively provided with a U-shaped joint, the machine body is provided with a lifting hook fixing seat, one end of the pull rope is connected with the lifting hook fixing seat through the U-shaped joint, and the other end of the pull rope is fixedly connected with the piston rod of the tensioning oil cylinder through the U-shaped joint after bypassing a pulley.
In the clamping device of the band sawing machine, the outer edge surface of the pulley is provided with a U-shaped clamping groove, the pull rope is clamped in the U-shaped clamping groove, the pulley is rotatably arranged on a pulley fixing seat, and the pulley fixing seat is fixedly connected with the machine body.
In the clamping device of the band saw machine, the pull rope is a steel wire rope.
Compared with the prior art, the two side surfaces of the workpiece are fixed through the left pressing mechanism and the right pressing mechanism, the upper end surface of the workpiece is pressed through the upper pressing mechanism, the peripheral surface of the workpiece is tensioned through the flexible pressing mechanism, the workpieces similar to a round bar can be tightly fixed under the combined action of the three mechanisms, the problem of material loss of saw band tooth pulling and band breakage caused by material sliding due to saw cutting after a common clamping mode is clamped is solved, and the service life of equipment is prolonged.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention;
fig. 2 is a schematic structural view of the flexible pressing mechanism of the present invention;
fig. 3 is a schematic structural view of the left and right pressing mechanisms of the present invention.
In the figure, 1, a lathe bed; 2. a workpiece; 3. tensioning the oil cylinder; 4. pulling a rope; 5. a hook fixing seat; 6. a pulley; 7. a pulley fixing seat; 8. fixing the vice; 9. a movable vice; 10. clamping the oil cylinder; 11. a mounting frame; 12. an upper pressing oil cylinder; 13. an upper pressure plate; 14. a fixed seat.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the utility model discloses set up on the lathe bed 1 of band saw machine, it still is provided with material feeding unit and is used for sending work piece 2 to the cutting position including controlling hold-down mechanism and last hold-down mechanism on the lathe bed 1, the top of controlling hold-down mechanism and last hold-down mechanism setting at material feeding unit be used for compressing tightly the left and right sides face and the up end of work piece 2 respectively.
The lathe bed 1 is further provided with a flexible pressing mechanism for pressing the periphery of the workpiece 2, the flexible pressing mechanism comprises a tensioning oil cylinder 3 and a pull rope 4, the cylinder body of the tensioning oil cylinder 3 is fixedly connected with the lathe bed 1, one end of the pull rope 4 is arranged on one side of the feeding device and fixedly connected with the lathe bed 1, the other end of the pull rope 4 is arranged on the other side of the feeding device and fixedly connected with a piston rod of the tensioning oil cylinder 3, and the pull rope 4 surrounds the periphery of the workpiece 2 and pulls the pull rope 4 through the tensioning oil cylinder 3 to.
The both ends of stay cord 4 are equipped with a U type respectively and connect, are equipped with a lifting hook fixing base 5 on the lathe bed 1, and 4 one ends of stay cord are connected with lifting hook fixing base 5 through above-mentioned U type joint, and the other end of stay cord 4 links firmly through the piston rod that U type connects with above-mentioned tensioning oil cylinder 3 after passing around a pulley 6, 6 outer fringe faces of pulley open and have a U type draw-in groove, stay cord 4 card is established in this U type draw-in groove, pulley 6 rotates and sets up on a pulley fixing base 7, pulley fixing base 7 links firmly with lathe bed 1, stay cord 4 be wire rope.
The upper pressing mechanism comprises an upper pressing oil cylinder 12 and an upper pressing plate 13, the cylinder body of the upper pressing oil cylinder 12 is fixedly connected with a fixed seat 14, the fixed seat 14 is arranged above the feeding device and fixedly connected with the mounting frame 11, and the upper pressing plate 13 is fixedly connected with a piston rod of the upper pressing oil cylinder 12.
As shown in fig. 3, the left and right pressing mechanisms comprise a fixed vice 8 and a movable vice 9, the fixed vice 8 and the movable vice 9 are respectively arranged on two sides of the feeding device, an installation frame 11 is further arranged above the feeding device and fixedly connected with the bed body 1, the fixed vice 8 is fixedly connected with the installation frame 11, the left and right pressing mechanisms further comprise a clamping oil cylinder 10 and are used for pushing the movable vice 9 to horizontally move along the fixed vice 8 to clamp the workpiece 2, a cylinder body of the clamping oil cylinder 10 is fixedly connected with the installation frame 11, and the movable vice 9 is fixedly connected with a piston rod of the clamping oil cylinder 10.
The working principle of the utility model is as follows:
1. placing the workpiece 2 to be cut on a feeding device, and conveying the workpiece 2 to a cutting position by the feeding device according to a preset cutting length when the feeding device works;
2. the piston rod of the tensioning oil cylinder 3 is in an outward extending state, the pull rope 4 is wound around the workpiece 2 for one circle, then the piston rod of the tensioning oil cylinder 3 is retracted inwards, and the pull rope 4 is tensioned so as to fix the periphery of the workpiece 2;
3. a piston rod of the clamping oil cylinder 10 extends outwards to drive the movable vice 9 to push the workpiece 2 outwards, so that the workpiece 2 is pressed towards the fixed vice 8 to clamp the left side surface and the right side surface of the workpiece 2, and meanwhile, a piston rod of the upper pressing oil cylinder 12 extends downwards to drive the lower pressing plate to press the upper end surface of the workpiece 2, so that the workpiece 2 is fixed;
4. then, the saw belt of the sawing machine starts to cut the workpiece 2 downwards;
5. after cutting, the piston rod of the upper pressing oil cylinder 12 retracts upwards to drive the upper pressing plate 13 to lift, the piston rod of the clamping oil cylinder 10 retracts inwards to drive the movable vice 9 to move out, and the piston rod of the tensioning oil cylinder 3 extends outwards to release the pull rope 4;
6. and after taking out the cut workpiece 2, continuously conveying the remaining workpiece 2 to be cut forward by a cutting length by the feeding device, repeating the steps, and carrying out secondary clamping and cutting.
It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The clamping device of the band sawing machine is arranged on a machine body (1) of the band sawing machine and comprises a left pressing mechanism, a right pressing mechanism and an upper pressing mechanism, wherein a feeding device is further arranged on the machine body (1) and used for feeding a workpiece (2) to a cutting position, the left pressing mechanism, the right pressing mechanism and the upper pressing mechanism are arranged above the feeding device and used for pressing the left side face and the right side face and the upper end face of the workpiece (2) respectively, the clamping device is characterized in that the machine body (1) is further provided with a flexible pressing mechanism used for pressing the periphery of the workpiece (2) and comprises a tensioning oil cylinder (3) and a pull rope (4), a cylinder body of the tensioning oil cylinder (3) is fixedly connected with the machine body (1), one end of the pull rope (4) is arranged on one side of the feeding device and fixedly connected with the machine body (1), the other end of the pull rope (4) is arranged on the other side of the feeding device and fixedly connected with a piston rod of the tensioning oil cylinder (3), and the ) The periphery is taut.
2. The clamping device of the band sawing machine according to claim 1, wherein the left and right pressing mechanisms comprise a fixed vice (8) and a movable vice (9), the fixed vice (8) and the movable vice (9) are respectively arranged on two sides of the feeding device, an installation frame (11) is further arranged above the feeding device and fixedly connected with the machine body (1), the fixed vice (8) is fixedly connected with the installation frame (11), the left and right pressing mechanisms further comprise a clamping cylinder (10) used for pushing the movable vice (9) to horizontally move along the direction of the fixed vice (8) to clamp the workpiece (2), a cylinder body of the clamping cylinder (10) is fixedly connected with the installation frame (11), and the movable vice (9) is fixedly connected with a piston rod of the clamping cylinder (10).
3. The clamping device of the band sawing machine according to claim 2, wherein the upper pressing mechanism comprises an upper pressing oil cylinder (12) and an upper pressing plate (13), the body of the upper pressing oil cylinder (12) is fixedly connected with a fixed seat (14), the fixed seat (14) is arranged above the feeding device and is fixedly connected with the mounting frame (11), and the upper pressing plate (13) is fixedly connected with the piston rod of the upper pressing oil cylinder (12).
4. The clamping device of a band sawing machine according to claim 1, characterized in that two ends of the pulling rope (4) are respectively provided with a U-shaped joint, the bed (1) is provided with a hook fixing seat (5), one end of the pulling rope (4) is connected with the hook fixing seat (5) through the U-shaped joint, and the other end of the pulling rope (4) is fixedly connected with the piston rod of the tensioning cylinder (3) through the U-shaped joint after passing around a pulley (6).
5. The clamping device of the band sawing machine according to claim 4, characterized in that the outer edge surface of the pulley (6) is provided with a U-shaped slot, the pull rope (4) is clamped in the U-shaped slot, the pulley (6) is rotatably arranged on a pulley fixing seat (7), and the pulley fixing seat (7) is fixedly connected with the machine body (1).
6. A clamping device for a band saw machine according to claim 1, characterized in that the pull rope (4) is a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020748133.8U CN212240055U (en) | 2020-05-08 | 2020-05-08 | Clamping device of band sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020748133.8U CN212240055U (en) | 2020-05-08 | 2020-05-08 | Clamping device of band sawing machine |
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| Publication Number | Publication Date |
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| CN212240055U true CN212240055U (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020748133.8U Active CN212240055U (en) | 2020-05-08 | 2020-05-08 | Clamping device of band sawing machine |
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| CN (1) | CN212240055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116079463A (en) * | 2023-01-17 | 2023-05-09 | 群志数控装备(苏州)有限公司 | Workpiece clamping device of vertical machining center |
-
2020
- 2020-05-08 CN CN202020748133.8U patent/CN212240055U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116079463A (en) * | 2023-01-17 | 2023-05-09 | 群志数控装备(苏州)有限公司 | Workpiece clamping device of vertical machining center |
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