CN218109152U - Cutting rotating arm thrust device of bending machine - Google Patents
Cutting rotating arm thrust device of bending machine Download PDFInfo
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- CN218109152U CN218109152U CN202222653284.7U CN202222653284U CN218109152U CN 218109152 U CN218109152 U CN 218109152U CN 202222653284 U CN202222653284 U CN 202222653284U CN 218109152 U CN218109152 U CN 218109152U
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- cutting
- thrust
- bending machine
- thrust block
- rotating arm
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Abstract
The utility model discloses a bender cutting rocking arm thrust unit, bender cutting rocking arm thrust unit is including cutting the rocking arm, the both sides of the below depressed area of cutting the rocking arm are provided with the thrust piece installing zone, be provided with the thrust piece in the thrust piece installing zone. The cutting rotating arm thrust device of the bending machine can reduce the stress condition of an eccentric wheel bearing and improve the operation period.
Description
Technical Field
The utility model relates to a bender specifically relates to a bender cutting rocking arm thrust unit.
Background
The automatic bending machine drives a cutting central shaft to rotate by a servo motor, the cutting central shaft is connected with an eccentric wheel cylindrical needle bearing, and a bearing drives a cutting rotating arm to do linear reciprocating motion, so that the cutting action is finished. The automatic bending machine is used for 24 hours every day, 6500 times/day cutting stroke is carried out by the cutting device, heat-resistant steel with the tensile strength Rm of 800MPa and the diameter of 12 is cut off, high-frequency cutting operation is carried out, cracks, breakage and damage are generated inside the eccentric wheel cylindrical needle roller bearing of the cutting center shaft in normal operation for 2 years, the cutting center shaft is damaged, the eccentric wheel cylindrical needle roller bearing is originally replaced, equipment needs to be stopped to be replaced, the service life of spare parts is short, the eccentric wheel cylindrical needle roller bearing is a non-standard part, and the cost is high.
This causes the following adverse effects: firstly, the service life of spare parts is low; secondly, the cutting center shaft is damaged; thirdly, the inner diameter of the cylindrical needle bearing of the deflection wheel is 70mm, and the outer diameter of the cylindrical needle bearing of the deflection wheel is 112mm, so that the cylindrical needle bearing is a nonstandard part, needs to be customized, and has long order cycle and high cost; fourthly, the bending machine needs to be stopped for replacement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bender cutting rocking arm thrust device, this bender cutting rocking arm thrust device can alleviate the atress condition of eccentric wheel bearing, improves operation cycle.
In order to realize the above aim, the utility model provides a bender cutting rocking arm thrust device, bender cutting rocking arm thrust device is including cutting the rocking arm, the both sides of the below depressed area of cutting the rocking arm are provided with the thrust piece installing zone, be provided with the thrust piece in the thrust piece installing zone.
Preferably, a corner of the thrust block is provided with a notch, which notch faces upwards of the cutting boom and away from the centre of the lower recessed area during mounting.
Preferably, the two thrust blocks are symmetrically arranged on two sides of the lower recessed area.
Preferably, the thrust block is provided with a mounting hole, and a fixing piece can be arranged in the mounting hole to fix the thrust block on the cutting rotating arm.
Preferably, the fixing member is a screw member.
Preferably, the material of the thrust block is alloy steel 6CrW2Si.
Preferably, the heat-treated hardness of the thrust block is HRC 58-62.
Preferably, the top of the thrust block is flush with the top of the body of the cutting boom.
In the technical scheme, the utility model provides a two thrust pieces have high strength, can bear the impact load, and the thrust piece is as main atress part, and spare part life improves greatly, can move about the year, effectively reduces the damage of cutting center pin and eccentric wheel bearing. When the cutting rotating arm performs linear reciprocating motion within the cutting stroke range, the stress of an eccentric wheel bearing of the cutting center shaft is relieved, the service life of the eccentric wheel shaft and the eccentric wheel cylindrical needle bearing is prolonged, the replacement frequency of spare parts is reduced, and the operation cycle of the bending machine is prolonged.
Compared with the prior equipment, the cutting rotating arm thrust device of the bending machine has the following advantages:
1. the structure is simple, the operation is convenient, and the installation is convenient;
2. the design is detachable and easy to replace;
3. labor cost and spare part cost are reduced;
4. the stress condition of the eccentric wheel bearing is reduced, and the operation period is prolonged;
5. cracks are effectively prevented from being generated in the eccentric wheel bearing of the cutting central shaft, and the service life is prolonged;
6. prevent the cutting center shaft from causing damage.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a prior art cutting boom;
fig. 2 is a schematic structural view of a preferred embodiment of a cutting boom thrust device of the bending machine according to the present invention;
FIG. 3 is a schematic structural view of FIG. 2 in a state where no thrust block is mounted;
FIG. 4 is a schematic structural view of a preferred embodiment of the thrust block of FIG. 2.
Description of the reference numerals
1. Cutting tumbler 2, lower recessed area
3. Thrust block mounting area 4, cutting rotating arm mounting area
5. Thrust block 6 and thrust block mounting hole
7. A thrust block notch.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.
In the present invention, unless otherwise specified, the directional terms "upper, lower, top, bottom, inner, outer" and the like included in the terms merely represent the orientations of the terms in the conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms.
The utility model provides a bender cutting rocking arm thrust unit, as shown in fig. 2-4, bender cutting rocking arm thrust unit is including cutting rocking arm 1, the both sides of cutting rocking arm 1's below depressed area 2 are provided with thrust block installing zone 3, be provided with thrust block 5 in the thrust block installing zone 3.
Above-mentioned two thrust pieces 5 have high strength, can bear the impact load, and the thrust piece is as main stress component, and spare part life improves greatly, can move about 4 years, effectively reduces the damage of cutting center pin and eccentric wheel bearing. Specifically, one thrust block 5 bears the main stress part of the cutting forward stroke, and the other thrust block 5 bears the main stress part of the cutting backward stroke, so that when the cutting rotating arm does linear reciprocating motion within the cutting stroke range, the stress of the eccentric wheel bearing of the cutting center shaft is reduced, the service lives of the eccentric wheel shaft and the eccentric wheel cylindrical needle bearing are prolonged, the replacement frequency of spare parts is reduced, and the operation cycle of the bending machine is prolonged.
In the present invention, in order to realize the directional installation of the thrust block 5, preferably, one corner of the thrust block 5 is provided with a notch 7, the thrust block 5 is installed, the notch 7 faces the upper part of the cutting rotating arm 1 and deviates from the center of the lower concave area 2. Therefore, as long as the installation position of the notch 7 is ensured, the directional installation of the thrust block 5 can be realized, and the occurrence of installation errors is effectively avoided.
In the utility model, the installation position of the thrust block 5 can be selected in a wide range, but in order to further reduce the stress condition of the eccentric wheel bearing, the operation period is improved; preferably, the two thrust blocks 5 are symmetrically arranged on both sides of the lower recessed area 2.
In the utility model, the installation mode of the thrust block 5 can be selected in a wide range, but in order to further reduce the stress condition of the eccentric wheel bearing, the operation period is improved; preferably, the thrust block 5 is provided with a mounting hole 6, and the mounting hole 6 can be internally provided with a fixing part so as to fix the thrust block 5 on the cutting rotating arm 1; more preferably, the fixing member is a screw member.
In the utility model, the material of the thrust block 5 can be selected in a wide range, but in order to further reduce the stress condition of the eccentric wheel bearing and improve the operation cycle; preferably, the thrust block 5 is made of alloy steel 6CrW2Si; the alloy steel 6CrW2Si has high strength, can bear impact load,
in the utility model, the hardness of the thrust block 5 can be selected in a wide range, but in order to further reduce the stress condition of the eccentric wheel bearing, the operation period is improved; preferably, the heat-treated hardness of the thrust block 5 is HRC 58-62.
In the utility model, the thickness of the thrust block 5 can be selected in a wide range, but in order to further reduce the stress condition of the eccentric wheel bearing and improve the operation cycle; preferably, the top of the thrust block 5 is flush with the top of the body of the cutting boom 1.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be arbitrarily combined with each other, and the disclosed content of the present invention should be considered as the same as long as it does not violate the idea of the present invention.
Claims (8)
1. The cutting rotating arm thrust device of the bending machine is characterized by comprising a cutting rotating arm (1), wherein thrust block mounting areas (3) are arranged on two sides of a concave area (2) below the cutting rotating arm (1), and thrust blocks (5) are arranged in the thrust block mounting areas (3).
2. Cutting tumbler thrust device according to claim 1, characterized in that a notch (7) is provided at one corner of said thrust block (5), said notch (7) facing, during mounting of said thrust block (5), towards the top of said cutting tumbler (1) and away from the center of said lower depression (2).
3. Cutting tumbler thrust device according to claim 1, characterized in that said two thrust blocks (5) are symmetrically arranged on either side of said lower concave area (2).
4. The cutting tumbler thrust device of a bending machine according to claim 1, characterized in that a mounting hole (6) is formed in the thrust block (5), and the mounting hole (6) can be internally provided with a fixing piece so as to fix the thrust block (5) on the cutting tumbler (1).
5. The cutting boom thrust device of a bending machine according to claim 4, wherein said fixing member is a threaded member.
6. The cutting tumbler thrust device of a bending machine according to claim 1, characterized in that the material of the thrust block (5) is alloy steel 6CrW2Si.
7. The cutting tumbler thrust device of a bending machine according to claim 1, characterized in that the heat-treated hardness of the thrust block (5) is HRC 58-62.
8. Cutting boom thrust device of a bending machine according to claim 1, characterized in that the top of said thrust block (5) is flush with the top of the body of said cutting boom (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222653284.7U CN218109152U (en) | 2022-09-30 | 2022-09-30 | Cutting rotating arm thrust device of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222653284.7U CN218109152U (en) | 2022-09-30 | 2022-09-30 | Cutting rotating arm thrust device of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218109152U true CN218109152U (en) | 2022-12-23 |
Family
ID=84496503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222653284.7U Active CN218109152U (en) | 2022-09-30 | 2022-09-30 | Cutting rotating arm thrust device of bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218109152U (en) |
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2022
- 2022-09-30 CN CN202222653284.7U patent/CN218109152U/en active Active
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