CN117102553A - Cutting mechanism for manufacturing pendulum impact sample - Google Patents
Cutting mechanism for manufacturing pendulum impact sample Download PDFInfo
- Publication number
- CN117102553A CN117102553A CN202311310326.XA CN202311310326A CN117102553A CN 117102553 A CN117102553 A CN 117102553A CN 202311310326 A CN202311310326 A CN 202311310326A CN 117102553 A CN117102553 A CN 117102553A
- Authority
- CN
- China
- Prior art keywords
- cutter
- block
- tongs
- cutting mechanism
- cushion block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 19
- 125000006850 spacer group Chemical group 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 25
- 239000010959 steel Substances 0.000 abstract description 25
- 238000002474 experimental method Methods 0.000 abstract description 3
- 238000009863 impact test Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 4
- 238000000227 grinding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a cutting mechanism for manufacturing a pendulum impact sample, which comprises a cutter and flat tongs, wherein the cutter and flat tongs are assembled on a horizontal machine tool, and the cutter comprises a cutter bar and a plurality of blades sleeved on the cutter bar at intervals; the flat tongs are used for clamping a piece to be cut and comprise a tongs body positioned below a cutter and a cushion block arranged between a movable jaw and a fixed jaw of the tongs body, wherein the tongs body positioned below the cutter and the cushion block arranged between the movable jaw and the fixed jaw of the tongs body; the fixed jaw of the pliers body is provided with a plurality of first channels for the blade to pass through, and the movable jaw of the pliers body is provided with a plurality of second channels for the blade to pass through; the first channel is collinear with the second channel, and the number of the first channel and the second channel is equal to the number of the blades. The invention has reasonable structure, convenient use and strong practicability, can cut out a plurality of coarse samples with the same size at the same time, and can effectively improve the efficiency of manufacturing standard impact samples and reduce the working strength of workers. The invention is suitable for manufacturing impact samples when a pendulum impact experiment is carried out on the steel plate.
Description
Technical Field
The invention belongs to the technical field of horizontal machine tools, relates to manufacturing of pendulum impact samples, and particularly relates to a cutting mechanism for manufacturing pendulum impact samples.
Background
In the metallurgical industry, quality detection of produced steel plates is generally required by performing pendulum impact experiments. In the pendulum impact test, 3 or more standard impact samples are cut from each steel plate to be tested, and the samples are usually long: 10mm, width: 10mm, high: 55mm cuboid steel block.
The current method for manufacturing the standard impact test sample is as follows: firstly, a small steel plate is roughly cut from the steel plate through a sawing machine, then the small steel plate is milled into a rough sample which is similar to the standard size impact sample in size and slightly larger than the standard impact sample in size through a milling machine, and finally the rough sample is milled into the standard impact sample in size through a grinding machine. However, in the method for manufacturing the standard impact test, only one blade is arranged in the cutter on the cutting mechanism in the milling machine, and only one crude sample can be manufactured at a time, so that the production of the crude sample is divided into a plurality of times when the pendulum impact test is performed, which results in low efficiency and high working strength of workers for manufacturing the standard impact test. In addition, there is a difference in the size of 3 or more coarse samples manufactured separately, which makes it impossible to simultaneously grind the coarse samples into standard impact samples when grinding the coarse samples with a grinder, which further results in low efficiency in manufacturing standard impact samples and high work intensity of workers.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a cutting mechanism for manufacturing a pendulum impact sample, so as to achieve the purposes of improving the efficiency of manufacturing a standard impact sample and reducing the working strength of workers.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the invention provides a cutting mechanism for manufacturing a pendulum impact sample, which comprises a cutter and a flat tongs, wherein the cutter is assembled on a horizontal machine tool and is used for clamping a piece to be cut; the flat tongs are used for clamping a piece to be cut and comprise a tongs body positioned below a cutter and a cushion block arranged between a movable jaw and a fixed jaw of the tongs body, wherein the tongs body positioned below the cutter and the cushion block arranged between the movable jaw and the fixed jaw of the tongs body; the fixed jaw of the pliers body is provided with a plurality of first channels for the blade to pass through, and the movable jaw of the pliers body is provided with a plurality of second channels for the blade to pass through; the first channel is collinear with the second channel, and the number of the first channel and the second channel is equal to the number of the blades.
As the limit of the invention, a spacer is sleeved between every two adjacent blades on the cutter bar.
As another limitation of the invention, the outer sides of the blades at the two ends of the cutter bar are respectively sleeved with a positioning gasket unit.
As a further limitation of the invention, the positioning gasket unit comprises a positioning cushion block sleeved on the cutter bar and attached to the outer side surface of the outer end blade, and a plurality of connecting blocks penetrating through the cutter bar; the cross-sectional dimension of the connecting block is smaller than that of the positioning cushion block, and the end part of the connecting block adjacent to the positioning cushion block is propped against the outer side surface of the positioning cushion block.
As still further limiting of the invention, the cushion block comprises a concave block and a limiting block fixedly arranged at one side of the bottom of the concave block.
As a further limitation of the present invention, the concave block is provided with a rubber anti-slip layer thereon.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
(1) The cutter and the flat tongs are matched with each other, so that a plurality of coarse samples can be cut simultaneously. The flat tongs are used for fixing the position of a workpiece to be cut, a structural mode that a tongs body and a cushion block are combined is adopted, the cushion block can heighten the position of the workpiece to be cut, the tongs body can clamp the workpiece to be cut at the position of the upper part of the jaws of the flat tongs, and a plurality of first channels and a plurality of second channels for the blades are correspondingly arranged on the flat tongs so that the blades can cut the workpiece to be cut through the workpiece to be cut; the cutter bar in the cutter is provided with a plurality of blades at intervals, the interval distance between the blades is the width of the coarse sample, the plurality of blades penetrate through the plurality of first channels and the plurality of second channels when the workpiece to be cut is cut, the workpiece to be cut is cut from the side face, a plurality of coarse samples can be cut simultaneously, the efficiency of manufacturing standard impact samples can be effectively improved, and the working intensity of workers is reduced.
(2) According to the invention, the plurality of first channels and the plurality of second channels are arranged on the pliers body, the plurality of blades sequentially pass through the plurality of first channels and the plurality of second channels, so that the cutting can be completed from the side face of the piece to be cut.
(3) The invention adopts a structure form of combining the blades, the spacing gaskets and the positioning gasket units, wherein the spacing gaskets can separate the blades, and the positioning gasket units can stably position the blades and the spacing gaskets on the cutter bar, so that the rationality and the stability of the structure of the invention are effectively improved.
(4) The positioning gasket unit adopts a structure form that the positioning gasket unit is combined with a plurality of connecting blocks, when the positioning gasket unit clamps the blade and the spacer, the positioning gasket unit can reduce the pressure generated on the outer side surface of the outer end blade, prevent the outer side blade from deforming, and improve the strength and the stability of the structure.
(5) The cushion block provided by the invention adopts the concave block provided with the limiting block, and when the cushion block is placed on the jaw base in the clamp body, the limiting block can limit the placing position of the cushion block, so that the accuracy of the placing position of the limiting block can be conveniently determined by a user. And moreover, the cut crude sample can fall on a notch in the concave block, so that the cut crude sample is conveniently taken, and the practicability and the use convenience of the invention are effectively improved.
(6) The rubber anti-slip layer is arranged on the concave block, and can increase the friction force between the piece to be cut and the top surface contacted with the concave block, prevent the piece to be cut from sliding, and further improve the fixing firmness of the flat tongs to the piece to be cut.
In conclusion, the invention has reasonable structure, convenient use and strong practicability, can cut a plurality of coarse samples with the same size, and can effectively improve the efficiency of manufacturing standard impact samples and reduce the working strength of workers. The invention is suitable for manufacturing impact samples when a pendulum impact experiment is carried out on the steel plate.
Drawings
The invention will be described in more detail below with reference to the accompanying drawings and specific examples.
FIG. 1 is a schematic view of a cutter according to an embodiment of the present invention;
FIG. 2 is a perspective view of a blade according to an embodiment of the present invention;
FIG. 3 is a perspective view of an intermediate spacer according to an embodiment of the present invention;
FIG. 4 is a perspective view of a spacer block according to an embodiment of the present invention;
FIG. 5 is a schematic view of the structure of a flat nose pliers according to an embodiment of the present invention;
FIG. 6 is a schematic view of a split of a flat nose pliers according to an embodiment of the present invention;
FIG. 7 is a perspective view of a spacer block according to an embodiment of the present invention;
FIG. 8 is a schematic view illustrating a usage state of an embodiment of the present invention;
FIG. 9 is a schematic view of a small steel block cut into a coarse sample in an embodiment of the invention;
in the figure: 1. a cutter; 2. flat tongs; 3. a cantilever beam bracket; 4. a main shaft; 5. a work table; 6. small steel blocks; 7. small steel blocks; 8. a crude sample; 101. a cutter bar; 102. a blade; 103. a spacer; 104. positioning cushion blocks; 105. a connecting block; 201. a clamp body; 202. a first fixed jaw plate; 203. a second fixed jaw plate; 204. a first movable jaw plate; 205. a second movable jaw plate; 206. a first channel; 207. a second channel; 208. a screw rod; 209. a cushion block; 1021. a first through hole; 1031. a second through hole; 1041. a third through hole; 2091. a concave block; 2092. and a limiting block.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are presented for purposes of illustration and understanding only, and are not intended to limit the invention.
Embodiment cutting mechanism for manufacturing pendulum impact sample
As shown in fig. 1, the present embodiment includes a cutter 1 mounted on a horizontal machine tool and a flat nose pliers 2.
As shown in fig. 1 to 4, the cutter 1 comprises a cutter bar 101 and a plurality of blades 102 sleeved on the cutter bar 101 at intervals, wherein a spacer 103 is sleeved between every two adjacent blades on the cutter bar, and positioning spacer units are sleeved on the outer sides of the blades 102 at two ends on the cutter bar 101. Specifically, in this embodiment, a cutter bar 101, four blades 102, and three spacer plates 102 are provided together, the cutter bar 101 has an existing structure, a rectangular key slot is provided on the cutter bar 101, a key is provided on the rectangular key slot, the cutter bar 101 is connected with the blades 102 through the key, the blade 102 is an existing circular saw blade milling cutter, and a first through hole 1021 matching the shape and the size of the cutter bar 101 and the key provided on the key slot in the cutter bar 101 is provided at the center of the circular saw blade milling cutter. The width of the spacer 103 is the same as that of the coarse sample, so that a plurality of coarse samples with the same size can be cut at a time, specifically, the spacer 103 is a first cylindrical steel block, the spacer 103 is connected with the cutter bar 101 through a key, and a second through hole 1031 matched with the shape and the size of the cutter bar 101 and the key on the key slot in the cutter bar 101 is formed in the center of the first cylindrical steel block. Further, the positioning spacer unit comprises a positioning spacer 104 sleeved on the cutter bar 101 and attached to the outer side surface of the outer end cutter blade 102, and a plurality of connecting blocks 105 penetrating through the cutter bar 101, and the positioning spacer 104, the cutter blade 102 and the spacer 103 can be fixed on the cutter bar 101 through clamping the plurality of connecting blocks 105 on two sides. Specifically, the positioning cushion block 104 and the connecting block 105 are connected to the cutter bar 101 through keys; the cross-sectional dimension of the connection block 105 is smaller than that of the positioning block 104, and the end of the connection block 105 adjacent to the positioning block 104 abuts against the outer side face of the positioning block 104. Specifically, in this embodiment, there are three connection blocks 105 and one positioning cushion block 104 in the positioning cushion block unit, where the positioning cushion block 104 includes a second cylindrical steel block and a round table steel block, the second cylindrical steel block and the round table steel block are integrally formed, and a third through hole 1041 with shape and size matching with the cutter bar 101 and the key on the key slot in the cutter bar 101 is provided in the center. The connecting block 105 is a third cylindrical steel block, and a fourth through hole with a shape and a size matched with those of the cutter bar 101 and the key arranged on the key slot in the cutter bar 101 is arranged at the center of the third cylindrical steel block.
As shown in fig. 5 and 6, the flat tongs 2 are used for clamping a workpiece to be cut and comprise a tongs body positioned below the cutter 1 and a cushion block 209 arranged between a movable jaw and a fixed jaw of the tongs body. The pliers body 201 is a conventional flat-nose pliers in the prior art, and comprises a fixed jaw, a movable jaw, a jaw base and a screw rod 208 for adjusting the movable jaw to be far away from or close to the fixed jaw, wherein the fixed jaw comprises a rectangular first fixed jaw plate 202 and a rectangular second fixed jaw plate 203 which is closely attached to the side surface of the first fixed jaw plate 202, and the height of the first fixed jaw plate 202 is larger than that of the second fixed jaw plate 203. The movable jaw comprises a rectangular first movable jaw plate 204 and a rectangular second movable jaw plate 205 which is closely attached to the side surface of the first fixed jaw plate 204, and the height of the first movable jaw plate 204 is larger than that of the second movable jaw plate 205. In this embodiment, a plurality of first channels 206 for the blade 102 to pass through are further formed on the fixed jaw of the forceps body, and a plurality of second channels 207 for the blade 102 to pass through are further formed on the movable jaw of the forceps body; the first channels 206 are collinear with the second channels 207, and the number of the first channels 206 and the second channels 207 is equal to the number of the blades 102, i.e., the number of the first channels 206 and the second channels 207 is four. And, the dimensions of the first and second channels 206, 207 are adapted to the dimensions of the blade 102 such that the blade 102 may pass through the first and second channels 206, 207. As shown in fig. 7, the cushion 209 includes a concave block 2091 and a stopper 2092 disposed at the bottom of the concave block 2091, wherein a rubber anti-slip layer is disposed on the top surface of the concave block 2091.
Before using this embodiment, it is necessary to saw a small steel block 7 in advance by a sawing machine.
As shown in fig. 8, when the present embodiment is used, it is necessary to mount the tool 1 and the flat tongs 2 on the horizontal machine, specifically, mount the tool 1 between the main shaft 4 of the horizontal machine and the cantilever bracket 3 of the horizontal machine, and mount the flat tongs 2 on the table 5 of the horizontal machine. At this time, the coarse sample 8 can be produced by first rotating the screw rod to separate the movable jaw of the flat tongs from the fixed jaw, placing the small steel block 7 on the pad 209, then rotating the screw rod 208 in the opposite direction to bring the movable jaw close to the fixed jaw until the small steel block 7 is clamped between the movable jaw and the fixed jaw, and stopping rotating the screw rod 208 in the opposite direction. The cutter 1 in this embodiment is moved down to the cutting position and the cutter 1 is moved horizontally to the position where the small steel block 7 is located, at this time, the plurality of blades 102 in this embodiment completes cutting the small steel block 7 sequentially through the four first channels 206 and the four second channels 207, as shown in fig. 9, at this time, three coarse samples 8 are cut from the small steel block 7, the cut three coarse samples 8 can fall into the notch positions in the pad 209, the cut three coarse samples 8 can be taken out by hand, and thereafter, the three coarse samples 8 can be ground into three standard impact samples by a grinder.
It should be noted that the foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but the present invention is described in detail with reference to the foregoing embodiment, and it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a preparation pendulum is cutting mechanism for impact specimen, includes cutter and flat nose pliers of assembly on horizontal lathe, its characterized in that: the cutter comprises a cutter bar and a plurality of blades sleeved on the cutter bar at intervals; the flat tongs are used for clamping a piece to be cut and comprise a tongs body positioned below the cutter and a cushion block arranged between a movable jaw and a fixed jaw of the tongs body; the fixed jaw of the pliers body is provided with a plurality of first channels for the blade to pass through, and the movable jaw of the pliers body is provided with a plurality of second channels for the blade to pass through; the first channel is collinear with the second channel, and the number of the first channel and the second channel is equal to the number of the blades.
2. A cutting mechanism for making a pendulum impact specimen according to claim 1, wherein: and a spacer is sleeved between every two adjacent blades on the cutter bar.
3. A cutting mechanism for making a pendulum impact specimen according to claim 1 or 2, characterized in that: the outside of the blade at both ends on the cutter arbor is all sleeved with a positioning gasket unit.
4. A cutting mechanism for making a pendulum impact specimen according to claim 3, wherein: the positioning gasket unit comprises a positioning cushion block sleeved on the cutter bar and attached to the outer side surface of the outer end blade, and a plurality of connecting blocks penetrating through the cutter bar; the cross-sectional dimension of the connecting block is smaller than that of the positioning cushion block, and the end part of the connecting block adjacent to the positioning cushion block is propped against the outer side surface of the positioning cushion block.
5. A cutting mechanism for making a pendulum impact specimen according to claim 4, wherein: the cushion block comprises a concave block and a limiting block fixedly arranged at one side of the bottom of the concave block.
6. A cutting mechanism for making a pendulum impact specimen according to claim 5, wherein: and a rubber anti-slip layer is arranged on the concave block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311310326.XA CN117102553A (en) | 2023-10-11 | 2023-10-11 | Cutting mechanism for manufacturing pendulum impact sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311310326.XA CN117102553A (en) | 2023-10-11 | 2023-10-11 | Cutting mechanism for manufacturing pendulum impact sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117102553A true CN117102553A (en) | 2023-11-24 |
Family
ID=88800278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311310326.XA Pending CN117102553A (en) | 2023-10-11 | 2023-10-11 | Cutting mechanism for manufacturing pendulum impact sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117102553A (en) |
-
2023
- 2023-10-11 CN CN202311310326.XA patent/CN117102553A/en active Pending
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