CN214442010U - Straightening machine for long straight shaft - Google Patents
Straightening machine for long straight shaft Download PDFInfo
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- CN214442010U CN214442010U CN202120520520.0U CN202120520520U CN214442010U CN 214442010 U CN214442010 U CN 214442010U CN 202120520520 U CN202120520520 U CN 202120520520U CN 214442010 U CN214442010 U CN 214442010U
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- long straight
- fixed
- supporting
- subassembly
- shaft
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Abstract
The utility model discloses a straightening machine for a long straight shaft, which comprises a workbench and fixing devices for fixing the left end and the right end of the long straight shaft, wherein the middle part of the workbench is transversely provided with at least two supporting devices capable of supporting the middle part of the long straight shaft at intervals, the supporting devices can move left and right on the workbench, the workbench is also provided with a measuring device for measuring the jumping tolerance of the long straight shaft and a straightening device for straightening the long straight shaft, the fixing devices are arranged on the workbench through a height adjusting frame, the height adjusting frame is provided with a fixed shaft, the fixing devices can move left and right on the fixed shaft, the fixing devices comprise a left fixing component and a right fixing component which are arranged at intervals left and right, the left fixing component comprises a left connecting component and a rotary fixing component which is used for fixing the left end of the long straight shaft and enabling the long straight shaft to rotate around the axis of the long straight shaft, the left connecting component is used for moving the left and right of the rotary fixing component and connecting with the fixed shaft, the right fixing component comprises a right connecting component and a jacking component for jacking the long straight shaft.
Description
Technical Field
The utility model belongs to the technical field of machining, concretely relates to straightening machine for long straight axle.
Background
The shaft is a mechanical part that supports and rotates with a rotating part for transferring motion, torque or bending moment, and is generally in the shape of a metal round bar, with the sections possibly having different diameters. In the processing process of shaft parts, the shaft parts need to be straightened, and the straightening quality affects the subsequent processing quality.
In the prior art, when shaft parts are straightened, a used device is only used for straightening a shaft with a middle length and a short length, and when a long straight shaft is straightened, middle straight ends are easy to bend, or the shaft is continuously taken down and then put on to be straightened when different sections are straightened.
SUMMERY OF THE UTILITY MODEL
The utility model discloses plan to provide a straightening machine for long straight axle, only need the clamping once, just can straighten long straight axle, and the degree of accuracy of straightening is high.
Therefore, the utility model discloses the technical scheme who adopts does: a straightening machine for a long straight shaft comprises a workbench and fixing devices for fixing the left end and the right end of the long straight shaft, wherein at least two supporting devices capable of supporting the middle part of the long straight shaft are arranged at the middle part of the workbench at intervals transversely, the supporting devices can move left and right on the workbench, a measuring device for measuring the jumping tolerance of the long straight shaft and a straightening device for straightening the long straight shaft are further arranged on the workbench, the fixing devices are arranged on the workbench through a height adjusting frame, a fixing shaft is arranged on the height adjusting frame, the fixing devices can move left and right on the fixing shaft, each fixing device comprises a left fixing component and a right fixing component which are arranged at intervals left and right, each left fixing component comprises a left connecting component and a rotating fixing component, and each rotating fixing component is used for fixing the left end of the long straight shaft and enabling the long straight shaft to rotate around the axis of the long straight shaft, the left side coupling assembling is used for moving about the rotatory fixed subassembly and is connected between the fixed axle, the fixed subassembly in the right side includes right coupling assembling and the tight subassembly in top, the tight subassembly in top is used for pushing up long straight axle tightly on the rotatory fixed subassembly, right side coupling assembling be used for the tight subassembly in top move about and with the fixed axle between be connected.
Preferably as above-mentioned scheme, left side coupling assembling and right coupling assembling structure is the same all including the first connecting plate of controlling interval and vertical setting, two upper end between the first connecting plate is provided with the axle sleeve, axle sleeve suit is fixed epaxially and can control on the fixed axle and move, the lower extreme of first connecting plate is provided with the mounting hole, the mounting hole is provided with connecting bolt, the connecting bolt overcoat has sleeve subassembly, sleeve subassembly comprises two sleeves that the interval set up around and the connecting block that can be with two muffjoint, be provided with the second connecting plate between the lower part of first connecting plate, the middle part of second connecting plate is provided with first backup pad, first backup pad is used for supporting sleeve subassembly and makes sleeve subassembly's front end keep level.
Preferably, the height adjusting frame is provided with a guide plate extending left and right, the guide plate is located below the fixed shaft, the middle of the first connecting plate is provided with a notch, and the notch just abuts against the upper end of the guide plate.
Further preferably, the rotary fixing component comprises a rotary shaft, the rotary shaft is arranged in the sleeve component, the left end and the right end of the rotary shaft both extend out of the sleeve component, a three-jaw chuck is arranged at the right end of the rotary shaft and used for fixing the left end of the long straight shaft, and a rotary component used for driving the rotary shaft to rotate is arranged at the left end of the rotary shaft.
Preferably, the rotating assembly comprises a rotating cylinder fixed on the first connecting plate on the left side, a first gear is arranged at the output end of the rotating cylinder, a second gear is meshed at the front end of the first gear, the second gear is fixedly arranged with the rotating shaft, and shells used for protecting the first gear and the second gear are further arranged outside the first gear and the second gear.
Preferably, the tightening assembly comprises a right center, a connecting pin and an L-shaped pressing handle, the right center is arranged in the sleeve assembly and can move left and right, the left end of the right center extends out of the sleeve assembly, the right end of the right center extends out of the sleeve assembly and is provided with an anti-falling boss, a vertical section of the pressing handle is provided with a vertical hole, the connecting pin penetrates through the vertical hole and is fixedly arranged in the middle of the right center, and a bending part of the pressing handle is hinged to a fixing plate fixedly arranged below the sleeve assembly.
Preferably, the supporting device comprises a supporting block, an inverted T-shaped chute is arranged on the workbench, a supporting slider is arranged in the chute, the supporting slider and the supporting block are fixedly arranged, and a V-shaped supporting groove for supporting the long straight shaft is arranged at the upper end of the supporting block.
Further preferably, measuring device includes the percentage table, the measuring stick of percentage table is fixed and is overlapped overhead and pass the pullover downwards, the pullover first holding screw that passes through sets up on the horizontal pole, the middle part of horizontal pole is provided with the fixed column, the fixed column passes through the second holding screw to be fixed on first tight piece of clamp, first tight piece suit of clamp is on the montant, the bottom cover of montant is equipped with the tight piece of second clamp, the tight piece of second clamp passes through the third holding screw to be fixed on the base, the base is placed on the workstation.
Preferably, the straightening device comprises a pressure head, the pressure head is fixedly arranged on the pressure plate, a power device used for driving the pressure plate to move up and down is arranged at the upper end of the pressure plate, the power device is arranged at the rear end of the workbench through a support plate, the support plate is in a 7 shape, the horizontal section of the support plate faces forwards, a slide rail is arranged at the vertical section of the support plate, a pressure plate slide block capable of moving up and down is arranged in the slide rail, and the pressure plate slide block and the rear end of the pressure plate are fixedly arranged.
The utility model has the advantages that:
(1) the fixing device and the supporting device which can move left and right are arranged, the left end and the right end of the long straight shaft can be fixed, the supporting device is used in the middle of the long straight shaft to support the long straight shaft, so that the long straight shaft is firmly fixed, the fixing device and the supporting device are moved when each section of shaft is straightened, the long straight shaft does not need to be repeatedly mounted, the standard is unchanged when the shaft is straightened, and the straightening accuracy is effectively improved;
(2) be provided with the tight subassembly in top on left rotatory fixed subassembly and right side in fixing device for the long straight axle can be rotatory through rotatory fixed subassembly after fixed, does not need the artifical rotatory long straight axle, improves the degree of automation of aligning process, and adopts rotatory fixed subassembly to rotate the long straight axle, and the angle of the long straight axle rotation of control of being convenient for makes it can be accurate to straighten the long straight axle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is the structure schematic diagram of the middle-right connecting assembly of the present invention.
Fig. 4 is a schematic structural view of the middle rotating fixing component of the present invention.
Fig. 5 is a schematic structural view of the middle tightening assembly of the present invention.
Fig. 6 is a schematic structural view of the middle supporting device of the present invention.
Fig. 7 is a schematic structural diagram of the middle measuring device of the present invention.
Fig. 8 is a schematic structural diagram of the first connecting plate according to the present invention.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
as shown in figures 1-8, a straightening machine for a long straight shaft mainly comprises a workbench 1, a measuring device A, a supporting device B, a straightening device B, a height adjusting frame F and a fixing device. Wherein the middle part of the workbench 1 is transversely provided with at least two supporting devices A capable of supporting the middle part of the long straight shaft at intervals, the supporting devices A can move left and right on the workbench 1, and the workbench is also provided with a measuring device B for measuring the run-out tolerance of the long straight shaft and a straightening device C for straightening the long straight shaft.
Fixing device passes through height alignment jig F and sets up on workstation 1, and be used for both ends about the fixed long straight axle, be provided with fixed axle 3 on height alignment jig F, fixing device can remove about on fixed axle 3, fixing device is including controlling left fixed subassembly D and the right fixed subassembly E that the interval set up, left fixed subassembly D includes left coupling assembling and rotatory fixed subassembly, rotatory fixed subassembly is used for the fixed and will make long straight axle rotate around its axis of long straight axle left end, left coupling assembling is used for the removal of rotatory fixed subassembly and is connected between fixed axle 3, right fixed subassembly E includes right coupling assembling E1 and top tight subassembly E2, top tight subassembly E2 is used for pushing up the long straight axle tightly on rotatory fixed subassembly, right coupling assembling E1 is used for pushing up about tight subassembly E2 and is connected between the fixed axle 3.
Left side coupling assembling and right coupling assembling E1 structure is the same all including the first connecting plate 4 of controlling interval and vertical setting, upper end between two first connecting plates 4 is provided with axle sleeve 5, on 5 suit fixed axles 3 of axle sleeve and can control on fixed axle 3 and move, the lower extreme of first connecting plate 4 is provided with mounting hole 4b, mounting hole 4b is provided with connecting bolt 6, connecting bolt 6 overcoat has sleeve subassembly 7, sleeve subassembly 7 comprises two sleeves 7a that the interval set up around by and the connecting block 7b that can be connected two sleeves 7a, be provided with second connecting plate 8 between the lower part of first connecting plate 4, the middle part of second connecting plate 8 is provided with first backup pad 9, first backup pad 9 is used for supporting sleeve subassembly 7 and makes the front end of sleeve subassembly 7 keep the level.
The height adjusting frame F is provided with a guide plate 2 extending left and right, the guide plate 2 is positioned below the fixed shaft 3, the middle part of the first connecting plate 4 is provided with a notch 4a, and the notch 4a just abuts against the upper end of the guide plate 2. Because the gravity of the fixed subassembly D in a left side and the fixed subassembly E in the right side for the middle part of fixed axle 3 can be crooked downwards, lacks groove 4a after setting up, makes deflector 2 hold up the middle part of fixed axle 3 through first connecting plate 4, prevents that fixed axle 3 from crooked.
The concrete structure of the rotary fixing component comprises a rotary shaft 10, the rotary shaft 10 is arranged in the sleeve component 7, the left end and the right end of the rotary shaft 10 both extend out of the sleeve component 7, a three-jaw chuck 11 is arranged at the right end of the rotary shaft 10, the three-jaw chuck 11 is used for fixing the left end of the long straight shaft, and a rotary component used for driving the rotary shaft 10 to rotate is arranged at the left end of the rotary shaft 10.
The specific structure of the rotating assembly comprises a rotating cylinder 12 fixed on the left first connecting plate 4, a first gear 13 is arranged at the output end of the rotating cylinder 12, a second gear 14 is meshed at the front end of the first gear 13, the second gear 14 is fixedly arranged with the rotating shaft 10, and a shell 15 used for protecting the first gear 13 and the second gear 14 is further arranged outside the first gear 13 and the second gear 14.
The tight subassembly E2 in top includes right top 16, the compressing handle 18 of connecting pin 17 and L type, right side top 16 sets up and moves about in sleeve subassembly 7 and can, the left end of right side top 16 outwards stretches out sleeve subassembly 7, the right-hand member outwards stretches out and is provided with anticreep boss 16a behind the sleeve subassembly 7, be provided with vertical hole 18a on compressing tightly the vertical section of handle 18, the connecting pin 17 passes vertical hole 18a after-fixing and sets up the middle part at right top 16, the department of bending and the fixed plate 19 that sets up in the sleeve subassembly 7 below that compress tightly handle 18 are articulated.
When the pressing handle 18 is rotated upwards, the right center 16 is driven to move leftwards through the connecting pin 17, so that the right center is pushed into a center hole at the right end of the long straight shaft, and the long straight shaft is pushed tightly; when the pressing handle 18 is rotated downwards, the right centre 16 is driven to move rightwards through the connecting pin 17, so that the right centre is far away from a centre hole at the right end of the long straight shaft, and the long straight shaft is loosened.
The supporting device A comprises a supporting block 20, an inverted T-shaped sliding groove 1a is formed in the workbench 1, a supporting slider 21 is arranged in the sliding groove 1a, the supporting slider 21 and the supporting block 20 are fixedly arranged, and a V-shaped supporting groove 20a used for supporting the long straight shaft is formed in the upper end of the supporting block 20.
Measuring device B includes percentage table 22, the measuring stick of percentage table 22 is fixed on pullover 23 and is passed pullover 23 downwards, pullover 23 sets up on horizontal pole 25 through first holding screw 24, the middle part of horizontal pole 25 is provided with fixed column 26, fixed column 26 passes through second holding screw 27 to be fixed on first tight piece 28 of clamp, first tight piece 28 suit of clamp is on montant 29, montant 29's bottom cover is equipped with the tight piece 30 of second clamp, the tight piece 30 of second clamp is fixed on base 32 through third holding screw 31, base 32 is placed on workstation 1. The height of the dial indicator 22 can be adjusted by adjusting the positions of the first clamping block 28 and the second clamping block 30, and the length of the dial indicator 22 can be adjusted by adjusting the position of the sleeve head 23.
Straightening device C includes pressure head 33, and pressure head 33 is fixed to be set up on clamp plate 34, and the upper end of clamp plate 34 is provided with the power device who is used for driving clamp plate 34 and reciprocates, and power device passes through second backup pad 35 and sets up the rear end at workstation 1, and second backup pad 35 is "7" style of calligraphy and horizontal segment forward, and the vertical section of second backup pad 35 is provided with slide rail 36, is provided with the clamp plate slider that can reciprocate in the slide rail 36, and the clamp plate slider is fixed with clamp plate 34 rear end and sets up.
The utility model discloses a straightening process does:
1. fixing the long straight shaft, namely placing the long straight shaft on a supporting groove 20a, clamping and fixing the left end of the long straight shaft by using a three-jaw chuck 11, and moving a jacking handle 18 to enable a right centre 16 to extend into a centre hole at the right end of the long straight shaft to jack the right centre;
2. preparing before straightening, adjusting the positions of the supporting blocks 20 to enable the two adjacent supporting blocks 20 to be close to the pressure head 33, enabling the pressure head 33 to be located in the middle of the two supporting blocks 20, and enabling the measuring section of the dial indicator 22 to be in contact with the long straight shaft located beside the pressure head 33;
3. measuring the run-out tolerance of the long straight shaft, and measuring the run-out tolerance by rotating the long straight shaft through the working of the rotating assembly;
4. adjusting the rotation angle of the long straight shaft according to the measurement result obtained in step 3, then lowering the pressure head 33 to straighten the long straight shaft, wherein the lowering distance of the pressure head 33 is determined according to the measurement result obtained in step 3;
5. and moving the left and right fixing components to enable the other end of the long straight shaft to be positioned below the pressure head 33, repeating the steps 3 and 4 until the straightening of the whole long straight shaft is completed.
Claims (9)
1. The utility model provides a straightener for long straight-axis, includes workstation (1), the middle part lateral separation of workstation (1) is provided with two at least strutting arrangement (A) that can hold up long straight-axis middle part, strutting arrangement (A) can remove about workstation (1), still be provided with on the workstation and be used for measuring long straight-axis run-out tolerance measuring device (B) and be used for straightening device (C) of long straight-axis straightening, its characterized in that: still including the fixing device who is used for fixed long straight axle left and right ends, fixing device passes through height alignment jig (F) and sets up on workstation (1), be provided with fixed axle (3) on height alignment jig (F), fixing device can control on fixed axle (3) and move, fixing device controls the left fixed subassembly (D) and the right fixed subassembly (E) that the interval set up including controlling, left side fixed subassembly (D) includes left coupling assembling and rotatory fixed subassembly, rotatory fixed subassembly is used for the fixed and will make long straight axle rotate around its axis of long straight axle left end, left side coupling assembling is used for the removal of rotatory fixed subassembly and is connected between with fixed axle (3), right side fixed subassembly includes right coupling assembling (E1) and top tight subassembly (E2), top tight subassembly (E2) is used for pushing up long straight axle tightly on rotatory fixed subassembly, the right connecting component (E1) is used for the left and right movement of the jacking component (E2) and the connection with the fixed shaft (3).
2. Straightening machine for long straight shafts according to claim 1, characterized in that: the left connecting assembly and the right connecting assembly (E1) are of the same structure and respectively comprise first connecting plates (4) which are vertically arranged at left and right intervals, a shaft sleeve (5) is arranged at the upper end between the two first connecting plates (4), the shaft sleeve (5) is sleeved on a fixed shaft (3) and can move left and right on the fixed shaft (3), a mounting hole (4b) is formed in the lower end of each first connecting plate (4), a connecting bolt (6) is arranged in the mounting hole (4b), a sleeve assembly (7) is sleeved outside the connecting bolt (6), each sleeve assembly (7) consists of two sleeves (7a) which are arranged at the front and back intervals and a connecting block (7b) which can connect the two sleeves (7a), a second connecting plate (8) is arranged between the lower parts of the first connecting plates (4), and a first supporting plate (9) is arranged in the middle part of the second connecting plate (8), the first supporting plate (9) is used for supporting the sleeve assembly (7) and keeping the front end of the sleeve assembly (7) horizontal.
3. Straightening machine for long straight shafts according to claim 2, characterized in that: be provided with deflector (2) that extend about on height adjusting bracket (F), deflector (2) are located fixed axle (3) below, the middle part of first connecting plate (4) is provided with lacks groove (4a), it just supports in deflector (2) upper end to lack groove (4 a).
4. Straightening machine for long straight shafts according to claim 1, characterized in that: rotatory fixed subassembly includes rotation axis (10), rotation axis (10) set up in sleeve subassembly (7), and control both ends and all outwards stretch out sleeve subassembly (7), the right-hand member of rotation axis (10) is provided with three-jaw chuck (11), three-jaw chuck (11) are used for fixed the left end of long straight axle, the left end of rotation axis (10) is provided with and is used for driving rotation axis (10) pivoted rotating assembly.
5. Straightening machine for long straight shafts according to claim 4, characterized in that: the rotating assembly comprises a rotating cylinder (12) fixed on a first connecting plate (4) on the left side, the output end of the rotating cylinder (12) is provided with a first gear (13), the front end of the first gear (13) is meshed with a second gear (14), the second gear (14) is fixedly arranged with a rotating shaft (10), and a shell (15) used for protecting the first gear (13) and the second gear (14) is further arranged outside the first gear (13) and the second gear (14).
6. Straightening machine for long straight shafts according to claim 1, characterized in that: the jacking assembly (E2) comprises a right centre (16), a connecting pin (17) and an L-shaped pressing handle (18), the right centre (16) is arranged in the sleeve assembly (7) and can move left and right, the left end of the right centre (16) outwards extends out of the sleeve assembly (7), the right end outwards extends out of the sleeve assembly (7) and is provided with an anti-falling boss (16a), a vertical section of the pressing handle (18) is provided with a vertical hole (18a), the connecting pin (17) penetrates through the vertical hole (18a) and is fixedly arranged in the middle of the right centre (16), and a bending part of the pressing handle (18) is hinged to a fixing plate (19) fixedly arranged below the sleeve assembly (7).
7. Straightening machine for long straight shafts according to claim 1, characterized in that: the supporting device (A) comprises a supporting block (20), an inverted T-shaped chute (1a) is arranged on the workbench (1), a supporting slide block (21) is arranged in the chute (1a), the supporting slide block (21) and the supporting block (20) are fixedly arranged, and a V-shaped supporting groove (20a) for supporting the long straight shaft is arranged at the upper end of the supporting block (20).
8. Straightening machine for long straight shafts according to claim 1, characterized in that: measuring device (B) includes percentage table (22), the measuring stick of percentage table (22) is fixed on pullover (23) and is passed pullover (23) downwards, pullover (23) set up on horizontal pole (25) through first holding screw (24), the middle part of horizontal pole (25) is provided with fixed column (26), fixed column (26) are fixed on first clamp piece (28) through second holding screw (27), first clamp piece (28) suit is on montant (29), the bottom cover of montant (29) is equipped with the second and presss from both sides tight piece (30), the second presss from both sides tight piece (30) and fixes on base (32) through third holding screw (31), base (32) are placed on workstation (1).
9. Straightening machine for long straight shafts according to claim 1, characterized in that: straightening device (C) includes pressure head (33), pressure head (33) are fixed to be set up on clamp plate (34), the upper end of clamp plate (34) is provided with the power device who is used for driving clamp plate (34) and reciprocates, power device passes through second backup pad (35) and sets up the rear end in workstation (1), second backup pad (35) are "7" style of calligraphy and horizontal segment forward, the vertical section of second backup pad (35) is provided with slide rail (36), be provided with the clamp plate slider that can reciprocate in slide rail (36), clamp plate slider and clamp plate (34) rear end fixed set up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120520520.0U CN214442010U (en) | 2021-03-12 | 2021-03-12 | Straightening machine for long straight shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120520520.0U CN214442010U (en) | 2021-03-12 | 2021-03-12 | Straightening machine for long straight shaft |
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| Publication Number | Publication Date |
|---|---|
| CN214442010U true CN214442010U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120520520.0U Active CN214442010U (en) | 2021-03-12 | 2021-03-12 | Straightening machine for long straight shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN214442010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059029A (en) * | 2021-03-12 | 2021-07-02 | 重庆市永川区中川科技发展有限责任公司 | Straightening machine for long straight shaft |
-
2021
- 2021-03-12 CN CN202120520520.0U patent/CN214442010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059029A (en) * | 2021-03-12 | 2021-07-02 | 重庆市永川区中川科技发展有限责任公司 | Straightening machine for long straight shaft |
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