A tensile testing machine for copper alloy strip

Abstract

The present invention provides a tensile testing machine for copper alloy strips, which relates to the technical field of testing equipment, comprising: a base frame and a top frame; four groups of lower support rods are installed on the upper end of the base frame by bolts, a cross bar is installed between the two groups of lower support rods close to the front and rear ends of the base frame, a vertical rod is fixed on the cross bar, a partition is installed at the upper end of the lower support rod and the vertical rod, and an upper support rod is installed at the upper end of the partition; the top frame is fixed to the upper end of the four groups of upper support rods; the two groups of protective parts are brought close to each other by controlling the extension and contraction of the No. 5 hydraulic rod, and the inclination angles of the top shell and the bottom shell can be adjusted by controlling the extension and contraction of the No. 6 hydraulic rod, so that the two groups of top shells and the bottom shell can cover the test piece, preventing the operator from being injured when the test piece is pulled off, and the two groups of clamping arms can be clamped by controlling the extension of the No. 3 hydraulic rod, so that the upper and lower ends of the test piece can be clamped, so as to prevent the test piece from collapsing after the test piece is pulled off, thereby improving the fixation of the test piece.

Description

Technical Field

[0001] The present invention relates to the technical field of testing equipment, in particular to a tensile testing machine for copper alloy strips. Background Art

[0002] At present, tensile testing machines are widely used in various types of metals, plastics, shoes, leather, clothing, cables and other items. They are mainly used to test the tensile, tearing, peeling, compression, bending and other strengths of the above items. They are fully functional and widely used.

[0003] With regard to currently available tensile testing machines for copper alloy strips, the test is generally not concluded until the test piece is stretched and broken. Existing tensile testing machines lack protective structures, and operators may be easily injured when the test piece is broken. Summary of the Invention

[0004] In view of this, the present invention provides a tensile testing machine for copper alloy strips, wherein a No. 5 hydraulic rod is installed on a partition, a connecting plate is installed on the telescopic end of the No. 5 hydraulic rod, a pressure plate is bolted to the partition, the connecting plate is located between the pressure plate and the partition, and a protective member is installed on the connecting plate. When in use, the two groups of protective members are brought close to each other by controlling the telescopic movement of the No. 5 hydraulic rod, and the inclination angles of the top shell and the bottom shell can be adjusted by controlling the telescopic movement of the No. 6 hydraulic rod, so that the two groups of top shells and bottom shells can cover the test piece, preventing the operator from being injured when the test piece is pulled apart.

[0005] The present invention provides a tensile testing machine for copper alloy strips, which specifically includes: a base frame and a top frame; four groups of lower support rods are installed on the upper end of the base frame by bolts, a cross bar is installed between two groups of lower support rods close to the front and rear ends of the base frame, vertical rods are fixed on the cross bar, partitions are installed on the upper ends of the lower support rods and the vertical rods, and upper support rods are installed on the upper ends of the partitions; the top frame is fixed to the upper ends of the four groups of upper support rods, a bottom plate is fixed on the base frame, a top plate is fixed on the top frame, a No. 1 hydraulic rod is installed on the base plate, a No. 2 hydraulic rod is installed on the top plate, and two groups of sliding rods are installed between the base plate and the top plate.

[0006] Furthermore, two groups of sliders are respectively installed on the two groups of sliding rods, the sliders slide on the sliding rods, mounting plates are bolted on the sliders, four groups of connecting rods are bolted on the mounting plates, connecting rods are installed with connecting plates, and the two groups of connecting plates are respectively connected to the No. 1 hydraulic rod and the No. 2 hydraulic rod.

[0007] Furthermore, an auxiliary fixing part is installed on the connecting plate, and the auxiliary fixing part includes a fixing plate, a U-shaped seat, a No. 3 hydraulic rod and an axle connecting seat. The fixing plate is fixed on the connecting plate, the U-shaped seat is installed on the upper end of the fixing plate, the No. 3 hydraulic rod is installed on the rear end of the U-shaped seat, and the axle connecting seat is installed on the fixing plate.

[0008] Furthermore, the telescopic end of the No. 3 hydraulic rod is equipped with a conical head, and two sets of clamping arms are axially connected to the axial connection seat, two sets of pads are installed on the clamping arms, a through groove is provided at the rear end of the clamping arm, and two sets of rollers are axially connected to the rear end of the clamping arm, and the conical head is located between the two sets of rollers.

[0009] Furthermore, two groups of fixing rods are installed on the fixing plate, round rods are installed on the fixing rods, springs are installed on the round rods, and the round rods are inserted into the through slots at the rear end of the clamping arms. Two groups of springs are provided, and the springs are located between the clamping arms and the fixing rods.

[0010] Furthermore, a clamping member is installed at the upper end of the mounting plate, and the clamping member includes a base, an adjusting disk, a cover plate and a side plate. The base is installed on the mounting plate, the adjusting disk is installed in the base, and the adjusting disk is rotatably connected to the base. The cover plate bolts are installed at the upper end of the base, and the side plate is installed on the base by bolts.

[0011] Furthermore, the adjusting disk is provided with an arc groove, a sliding plate is installed in the arc groove, the cover plate is provided with a sliding groove, a clamping block is installed in the sliding groove, and the clamping block is installed on the sliding plate.

[0012] Furthermore, a No. 4 hydraulic rod is bolted onto the side plate, and the telescopic end of the No. 4 hydraulic rod is axially connected to the adjusting disk.

[0013] Furthermore, a No. 5 hydraulic rod is installed on the partition, a connecting plate is installed on the telescopic end of the No. 5 hydraulic rod, a pressure plate is bolted on the partition, the connecting plate is located between the pressure plate and the partition, and a protective piece is installed on the connecting plate.

[0014] Furthermore, the protective part includes a connecting block, a connecting seat, a top shell, a bottom shell and a No. 6 hydraulic rod. The connecting block is fixed on the connecting plate, the connecting seat shaft is connected to the connecting block, the top shell is rotatably connected to the connecting seat, the upper end of the bottom shell is installed on the lower end of the top shell by bolts, and the bottom shell is fixed on the connecting seat, and a No. 6 hydraulic rod is installed between the bottom shell and the connecting block.

[0015] Beneficial effects

[0016] A No. 5 hydraulic rod is installed on the partition of the present invention, and a connecting plate is installed on the telescopic end of the No. 5 hydraulic rod. A pressure plate is bolted to the partition, and the connecting plate is located between the pressure plate and the partition. A protective piece is installed on the connecting plate. When in use, the two groups of protective pieces are brought close to each other by controlling the telescopic movement of the No. 5 hydraulic rod, and the inclination angles of the top shell and the bottom shell can be adjusted by controlling the telescopic movement of the No. 6 hydraulic rod, so that the two groups of top shells and bottom shells can cover the test piece to prevent the operator from being injured when the test piece is pulled off.

[0017] In addition, when the present invention is in use, the adjustment disk can be rotated by controlling the extension and retraction of the No. 4 hydraulic rod, so that the clamping block can clamp the test piece, and an auxiliary fixing part is installed on the connecting plate, and the two sets of clamping arms can be clamped by controlling the extension of the No. 3 hydraulic rod, so that the upper and lower ends of the test piece can be clamped, preventing the test piece from collapsing after being pulled apart, thereby improving the fixation of the test piece. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments are briefly introduced below.

[0019] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0020] In the attached figure:

[0021] Figure 1 1 is a schematic diagram of the overall structure of a tensile testing machine for copper alloy strips according to an embodiment of the present invention.

[0022] Figure 2 1 is a schematic structural diagram of the lower end of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0023] Figure 3 1 is a schematic structural diagram of a slider of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0024] Figure 4 1 is a schematic structural diagram of a clamping member of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0025] Figure 5 1 is a schematic structural diagram of an adjustment disk of a tensile testing machine for copper alloy strips according to an embodiment of the present invention.

[0026] Figure 6 1 is a schematic structural diagram of the lower end of a mounting plate of a tensile testing machine for copper alloy strips according to an embodiment of the present invention.

[0027] Figure 7 1 is a schematic structural diagram of an auxiliary fixing member of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0028] Figure 8 Schematic diagram of the structure of a partition of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0029] Figure 9 1 is a schematic structural diagram of a protective member of a tensile testing machine for a copper alloy strip according to an embodiment of the present invention.

[0030] Reference Signs List

[0031] 1. Base frame; 11. Lower support rod; 12. Crossbar; 13. Vertical rod; 14. Partition plate; 141. No. 5 hydraulic rod; 1411. Connecting plate; 142. Pressure plate; 143. Protective element; 1431. Connecting block; 1432. Connecting seat; 1433. Top shell; 1434. Bottom shell; 1435. No. 6 hydraulic rod; 15. Upper support rod; 16. Bottom plate; 161. Sliding rod; 162. Sliding block; 163. Mounting plate; 164. Connecting rod; 165. Connecting plate; 166. No. 1 hydraulic rod; 17. Auxiliary Fixing parts; 171, fixing plate; 172, U-shaped seat; 173, hydraulic rod No. 3; 1731, conical head; 174, shaft seat; 1741, clamping arm; 1742, spacer; 1743, roller; 175, fixing rod; 18, clamping part; 181, base; 182, adjusting plate; 1821, arc groove; 1822, sliding plate; 183, cover plate; 1831, clamping block; 184, side plate; 1841, hydraulic rod No. 4; 2, top frame; 21, top plate; 211, hydraulic rod No. 2. DETAILED DESCRIPTION

[0032] The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention.

[0033] Example: Please refer to Figures 1 to 9 As shown:

[0034] The present invention provides a tensile testing machine for copper alloy strips, comprising a base frame 1 and a top frame 2; four groups of lower support rods 11 are installed on the upper end of the base frame 1 by bolts, a cross bar 12 is installed between two groups of lower support rods 11 near the front and rear ends of the base frame 1, a vertical rod 13 is fixed on the cross bar 12, a partition plate 14 is installed on the upper ends of the lower support rods 11 and the vertical rods 13, and an upper support rod 15 is installed on the upper end of the partition plate 14; the top frame 2 is fixed to the upper ends of the four groups of upper support rods 15, a bottom plate 16 is fixed on the base frame 1, a top plate 21 is fixed on the top frame 2, a first hydraulic rod 166 is installed on the bottom plate 16, a second hydraulic rod 211 is installed on the top plate 21, and two groups of sliding rods 161 are installed between the base plate 16 and the top plate 21.

[0035] Among them, two groups of sliders 162 are respectively installed on the two groups of slide bars 161, and the sliders 162 slide on the slide bars 161. The sliders 162 are bolted with mounting plates 163, and the mounting plates 163 are bolted with four groups of connecting rods 164. Connecting plates 165 are installed on the connecting rods 164. The two groups of connecting plates 165 are respectively connected to the No. 1 hydraulic rod 166 and the No. 2 hydraulic rod 211. The upper end of the mounting plate 163 is equipped with a clamping member 18, and the clamping member 18 includes a base 181, an adjusting disk 182, a cover plate 183 and a side plate 184. The base 181 is installed on the mounting plate 163, and the adjusting disk 182 is installed in the base 181, and the adjusting disk 182 is rotatably connected to the base 181. The cover plate 183 is bolted on the upper end of the base 181, and the side plate 184 is mounted on the base 181 by bolts. The adjusting disk 182 is provided with an arc groove 1821, and the arc groove 182 1 is provided with a sliding plate 1822, a sliding groove is provided on the cover plate 183, a clamping block 1831 is installed in the sliding plate 1822, and a No. 4 hydraulic rod 1841 is bolted to the side plate 184. The telescopic end of the No. 4 hydraulic rod 1841 is axially connected to the adjusting disk 182, and a No. 5 hydraulic rod 141 is installed on the partition 14. The telescopic end of the No. 5 hydraulic rod 141 is installed with a connecting plate 1411, and a pressure plate 142 is bolted to the partition 14. The connecting plate 1411 is located between the pressure plate 142 and the partition 14, and a protective member 143 is installed on the connecting plate 1411. Its function is: by controlling the extension and contraction of the No. 4 hydraulic rod 1841, the adjusting disk 182 can be rotated, so that the clamping block 1831 can clamp the test piece, and by controlling the No. 1 hydraulic rod 166 and the No. 2 hydraulic rod 211, the two groups of clamping members 18 are moved away from each other, thereby breaking the test piece.

[0036] Among them, the connecting plate 165 is equipped with an auxiliary fixing member 17, which includes a fixing plate 171, a U-shaped seat 172, a No. 3 hydraulic rod 173 and a shaft seat 174. The fixing plate 171 is fixed to the connecting plate 165, the U-shaped seat 172 is installed at the upper end of the fixing plate 171, the No. 3 hydraulic rod 173 is installed at the rear end of the U-shaped seat 172, the shaft seat 174 is installed on the fixing plate 171, the telescopic end of the No. 3 hydraulic rod 173 is installed with a conical head 1731, and two groups of clamping arms 1741 are axially connected to the shaft seat 174, two groups of pads 1742 are installed on the clamping arm 1741, and the rear end of the clamping arm 1741 is provided with a through hole. The groove is formed on the rear end of the clamping arm 1741, and the rear end shaft of the clamping arm 1741 is connected with two groups of rollers 1743. The conical head 1731 is located between the two groups of rollers 1743. Two groups of fixing rods 175 are installed on the fixing plate 171. Round rods are installed on the fixing rods 175. Springs are installed on the round rods, and the round rods are inserted into the through groove at the rear end of the clamping arm 1741. There are two groups of springs, which are located between the clamping arm 1741 and the fixing rod 175. Their function is to clamp the two groups of clamping arms 1741 by controlling the extension of the No. 3 hydraulic rod 173, so that the upper and lower ends of the test piece can be clamped to prevent the test piece from collapsing after being broken, thereby improving the fixation of the test piece.

[0037] Among them, the protective member 143 includes a connecting block 1431, a connecting seat 1432, a top shell 1433, a bottom shell 1434 and a No. 6 hydraulic rod 1435, the connecting block 1431 is fixed on the connecting plate 1411, the connecting seat 1432 is axially connected to the connecting block 1431, the top shell 1433 is rotatably connected to the connecting seat 1432, the upper end of the bottom shell 1434 is mounted on the lower end of the top shell 1433 by bolts, and the bottom shell 1434 is fixed to the connecting seat 1411. 32, a No. 6 hydraulic rod 1435 is installed between the bottom shell 1434 and the connecting block 1431, and its function is to control the extension and contraction of the No. 5 hydraulic rod 141 to make the two sets of protective parts 143 approach each other, and control the extension and contraction of the No. 6 hydraulic rod 1435 to adjust the inclination angle of the top shell 1433 and the bottom shell 1434, so that the two sets of top shells 1433 and bottom shells 1434 can cover the test piece to prevent the operator from being injured when the test piece is pulled apart.

[0038] Specific usage and function of this embodiment: In the present invention, by controlling the extension and retraction of the No. 4 hydraulic rod 1841, the adjustment disk 182 can be rotated, so that the clamping block 1831 can clamp the test piece, and by controlling the No. 1 hydraulic rod 166 and the No. 2 hydraulic rod 211, the two groups of clamping members 18 are moved away from each other, so that the test piece is pulled apart, and by controlling the extension of the No. 3 hydraulic rod 173, the two groups of clamping arms 1741 can be clamped, so that the upper and lower ends of the test piece can be clamped to prevent the test piece from collapsing after the test piece is pulled apart, thereby improving the fixation of the test piece, and by controlling the extension and retraction of the No. 5 hydraulic rod 141, the two groups of protective members 143 are brought close to each other, and by controlling the extension and retraction of the No. 6 hydraulic rod 1435, the inclination angles of the top shell 1433 and the bottom shell 1434 can be adjusted, so that the two groups of top shells 1433 and bottom shells 1434 can cover the test piece to prevent the operator from being injured when the test piece is pulled apart.

Claims

1. A tensile testing machine for copper alloy strip, characterized in that: include: The bottom frame (1) and the top frame (2) are provided with four groups of lower support rods (11) by bolts on the upper end of the bottom frame (1), a cross bar (12) is provided between the two groups of lower support rods (11) near the front and rear ends of the bottom frame (1), a vertical rod (13) is fixed on the cross bar (12), a partition (14) is provided on the upper ends of the lower support rods (11) and the vertical rods (13), and an upper support rod (15) is provided on the upper end of the partition (14); the top frame (2) is fixed on the upper ends of the four groups of upper support rods (15), a bottom plate (16) is provided on the bottom frame (1), and a top plate (17) is provided on the top frame (2). The test piece is provided with a plate (21), a No. 1 hydraulic rod (166) is installed on the bottom plate (16), a No. 2 hydraulic rod (211) is installed on the top plate (21), and two groups of sliding rods (161) are installed between the bottom plate (16) and the top plate (21). The two groups of protective members (143) are brought closer to each other by controlling the extension and contraction of the No. 5 hydraulic rod (141), and the inclination angles of the top shell (1433) and the bottom shell (1434) are adjusted by controlling the extension and contraction of the No. 6 hydraulic rod (1435), so that the two groups of top shells (1433) and the bottom shell (1434) are covered on the test piece.

2. A tensile testing machine for copper alloy strips according to claim 1, characterized in that: Two groups of sliders (162) are respectively installed on the two groups of slide bars (161), the sliders (162) slide on the slide bars (161), a mounting plate (163) is bolted on the sliders (162), four groups of connecting rods (164) are bolted on the mounting plate (163), a connecting plate (165) is installed on the connecting rods (164), and the two groups of connecting plates (165) are respectively connected to the first hydraulic rod (166) and the second hydraulic rod (211).

3. A tensile testing machine for a copper alloy strip as claimed in claim 2, characterized in that: An auxiliary fixing member (17) is installed on the connecting plate (165), and the auxiliary fixing member (17) includes a fixing plate (171), a U-shaped seat (172), a third hydraulic rod (173) and a shaft connecting seat (174). The fixing plate (171) is fixed on the connecting plate (165), the U-shaped seat (172) is installed on the upper end of the fixing plate (171), the third hydraulic rod (173) is installed on the rear end of the U-shaped seat (172), and the shaft connecting seat (174) is installed on the fixing plate (171).

4. A tensile testing machine for a copper alloy strip as claimed in claim 3, characterized in that: The telescopic end of the third hydraulic rod (173) is installed with a conical head (1731), and two groups of clamping arms (1741) are axially connected to the shaft seat (174), and two groups of cushion blocks (1742) are installed on the clamping arms (1741). The rear end of the clamping arms (1741) is provided with a through groove, and the rear end of the clamping arms (1741) is axially connected to two groups of rollers (1743), and the conical head (1731) is located between the two groups of rollers (1743).

5. A tensile testing machine for a copper alloy strip according to claim 4, characterized in that: Two groups of fixing rods (175) are installed on the fixing plate (171), and round rods are installed on the fixing rods (175). Springs are installed on the round rods, and the round rods are inserted into the through slots at the rear end of the clamping arms (1741). Two groups of springs are provided, and the springs are located between the clamping arms (1741) and the fixing rods (175).

6. A tensile testing machine for a copper alloy strip as claimed in claim 2, characterized in that: A clamping member (18) is installed at the upper end of the mounting plate (163). The clamping member (18) includes a base (181), an adjusting disk (182), a cover plate (183) and a side plate (184). The base (181) is installed on the mounting plate (163), the adjusting disk (182) is installed in the base (181), and the adjusting disk (182) is rotatably connected to the base (181). The cover plate (183) is bolted to the upper end of the base (181), and the side plate (184) is bolted to the base (181).

7. A tensile testing machine for a copper alloy strip according to claim 6, characterized in that: The regulating disk (182) is provided with an arc-shaped groove (1821), a sliding plate (1822) is installed in the arc-shaped groove (1821), the cover plate (183) is provided with a sliding groove, a clamping block (1831) is installed in the sliding groove, and the clamping block (1831) is installed on the sliding plate (1822).

8. A tensile testing machine for a copper alloy strip according to claim 7, characterized in that: A fourth hydraulic rod (1841) is bolted to the side plate (184), and the telescopic end of the fourth hydraulic rod (1841) is axially connected to the adjustment disk (182).

9. A tensile testing machine for a copper alloy strip according to claim 1, characterized in that: A fifth hydraulic rod (141) is installed on the partition (14), a connecting plate (1411) is installed at the telescopic end of the fifth hydraulic rod (141), a pressing plate (142) is bolted to the partition (14), the connecting plate (1411) is located between the pressing plate (142) and the partition (14), and a protective member (143) is installed on the connecting plate (1411).

10. A tensile testing machine for a copper alloy strip according to claim 9, characterized in that: The protective member (143) includes a connecting block (1431), a connecting seat (1432), a top shell (1433), a bottom shell (1434) and a No. 6 hydraulic rod (1435). The connecting block (1431) is fixed on the connecting plate (1411), the connecting seat (1432) is axially connected to the connecting block (1431), the top shell (1433) and the connecting seat (1432) are rotatably connected, the upper end of the bottom shell (1434) is mounted on the lower end of the top shell (1433) by bolts, and the bottom shell (1434) is fixed on the connecting seat (1432), and the No. 6 hydraulic rod (1435) is installed between the bottom shell (1434) and the connecting block (1431).

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