CN217654740U - Automatic adjust impact experiment frock well - Google Patents
Automatic adjust impact experiment frock well Download PDFInfo
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- CN217654740U CN217654740U CN202221278560.XU CN202221278560U CN217654740U CN 217654740 U CN217654740 U CN 217654740U CN 202221278560 U CN202221278560 U CN 202221278560U CN 217654740 U CN217654740 U CN 217654740U
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- brake shoe
- fixedly arranged
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- small shaft
- support
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- 238000002474 experimental method Methods 0.000 title claims abstract description 19
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 4
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 238000011160 research Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of railway product part processing and manufacturing, concretely relates to automatic alignment impact experiment tool, comprises a workbench, the right side of a left side support is fixedly provided with a wheel, a hydraulic cylinder is fixedly arranged on a right side support, a switching seat is fixedly arranged on a telescopic rod of the hydraulic cylinder, a brake shoe tile support is movably connected on the switching seat, a large shaft extending forwards and backwards is fixedly arranged between the middle parts of two connecting parts, a large shaft hole matched with the large shaft is arranged on the switching seat, small shafts extending forwards and backwards are respectively movably arranged on the two connecting parts, small shaft holes extending forwards and backwards are arranged at the corresponding positions of the switching seat and the small shafts, and the outer diameter of the small shafts is smaller than the inner diameter of the small shaft holes; when the brake shoe is installed, the brake shoe and the brake shoe support can rotate and incline downwards under the action of gravity, so that when a brake experiment is carried out, the upper part of the brake shoe can contact with the wheel firstly, and rotate upwards under the action of thrust until the lower part of the brake shoe contacts with the wheel, and automatic alignment is realized.
Description
Technical Field
The utility model relates to a railway product spare part manufacturing field, concretely relates to automatic adjust impact experiment frock well.
Background
The reliability of the brake shoe has a great influence on the braking of the train, so that it is necessary to design a corresponding tool to research the reliability of the brake shoe. The brake shoe is subjected to large friction force in the braking process, fatigue failure can occur after long-time use, and cracks or blocks fall off, so that the research on the use times of the brake shoe before fatigue failure is of great significance, and reference can be provided for subsequent use and improvement of the brake shoe.
The working state of brake shoe can't be effectively simulated to current brake shoe brake experiment frock, and the accuracy of experimental result is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic adjust striking experiment frock well is provided, state when can the effective simulation brake shoe contact wheel to solve the problem among the prior art.
In order to solve the technical problem, the technical scheme of the utility model is that: an automatic alignment impact experiment tool comprises a workbench, wherein a left support is fixedly mounted on the left side of the top of the workbench, wheels are fixedly mounted on the right side of the left support, a right support is fixedly mounted on the right side of the top of the workbench, a hydraulic cylinder with a telescopic rod extending leftwards is fixedly mounted on the right support, a transfer seat is fixedly mounted on the telescopic rod of the hydraulic cylinder, a brake shoe support right facing the right side of the wheels is movably connected onto the transfer seat, and a clamping groove for clamping a shoe nose of a brake shoe is formed in the left side of the brake shoe support; the front side and the rear side of the brake shoe support are respectively provided with a connecting part extending rightwards, a large shaft extending forwards and backwards is fixedly arranged between the middle parts of the two connecting parts, a large shaft hole matched with the large shaft is arranged on the adapter, and the large shaft is rotatably arranged in the large shaft hole; the two connecting parts are respectively and movably provided with a small shaft extending forwards and backwards, the small shaft is positioned above the large shaft, a small shaft hole extending forwards and backwards is formed in the position corresponding to the small shaft of the adapter, the inner end of the small shaft extends into the small shaft hole, and the outer diameter of the small shaft is smaller than the inner diameter of the small shaft hole.
Preferably, the inner end of the small shaft is coaxially provided with a conical part.
As the preferred technical scheme, two be equipped with the mounting hole that extends around on the connecting portion respectively, the outer end protrusion of mounting hole extremely the outside of connecting portion, be equipped with the direction sand grip that extends its length direction extension on the inner wall of mounting hole, be equipped with on the staff with direction sand grip assorted guide groove.
As a further improvement, knobs are screwed in the outer ends of the mounting holes, two bidirectional screw rods which are coaxial with the mounting holes are fixedly mounted between the two knobs, external threads with opposite screwing directions are symmetrically arranged on the outer sides of the bidirectional screw rods in an up-down mode, and the two small shafts are respectively screwed on the corresponding external threads.
As a further improvement, one end of the knob is provided with a handheld portion located on the outer side of the mounting hole, and the handheld portion is provided with anti-skid grains.
Has the advantages that:
due to the adoption of the technical scheme, the automatic alignment impact experiment tool comprises a workbench, wherein a left support is fixedly arranged on the left side of the top of the workbench, wheels are fixedly arranged on the right side of the left support, a right support is fixedly arranged on the right side of the top of the workbench, a hydraulic cylinder with a telescopic rod extending leftwards is fixedly arranged on the right support, a transfer seat is fixedly arranged on the telescopic rod of the hydraulic cylinder, a brake shoe support right facing the right side of the wheels is movably connected onto the transfer seat, and a clamping groove for clamping a shoe nose of a brake shoe is formed in the left side of the brake shoe support; the front side and the rear side of the brake shoe support are respectively provided with a connecting part extending rightwards, a large shaft extending forwards and backwards is fixedly arranged between the middle parts of the two connecting parts, a large shaft hole matched with the large shaft is arranged on the adapter, and the large shaft is rotatably arranged in the large shaft hole; the two connecting parts are respectively and movably provided with a small shaft extending forwards and backwards, the small shaft is positioned above the large shaft, a small shaft hole extending forwards and backwards is arranged at a position corresponding to the small shaft on the adapter, the inner end of the small shaft extends into the small shaft hole, and the outer diameter of the small shaft is smaller than the inner diameter of the small shaft hole;
the utility model discloses when installing the brake shoe, brake shoe and brake shoe tile support can be under the effect of gravity the downward rotation slope to when carrying out the brake experiment, the upper portion of brake shoe can contact the wheel earlier, and upwards rotate under the effect of thrust, until the lower part of brake shoe and wheel contact, realize automatic alignment, the state when can effectively simulate brake shoe contact wheel, the experimental result accuracy is high;
the utility model discloses be convenient for through the staff that slides around following the mounting hole to adjust the toper portion of staff inner and stretch into the downthehole length of staff, adjust the maximum external diameter that is located the toper portion in the staff hole simultaneously, and then adjust the angle of brake shoe and brake shoe tile support rotatory downward slope under the effect of gravity, thereby realize carrying out the brake experiment under the operating mode of multiple difference.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the brake shoe head according to the embodiment of the present invention;
FIG. 3 isbase:Sub>A schematic sectional view A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view B-B of FIG. 3.
In the figure: 1-a workbench; 2-left side bracket; 3-a wheel; 4-right side support; 5-a hydraulic cylinder; 6-a transfer seat; 7-brake shoe head; 8-a brake shoe; 9-tile nose; 10-a card slot; 11-a connecting portion; 12-large axis; 13-big shaft hole; 14-a small shaft; 141-a conical portion; 15-small shaft hole; 16-mounting holes; 17-guiding convex strips; 18-a guide groove; 19-a knob; 191-a handheld portion; 20-bidirectional screw rod.
Detailed Description
As shown in fig. 1 to 4, an automatic alignment impact experiment tool comprises a workbench 1, a left support 2 is fixedly mounted on the left side of the top of the workbench 1, a wheel 3 is fixedly mounted on the right side of the left support 2, a right support 4 is fixedly mounted on the right side of the top of the workbench 1, a hydraulic cylinder 5 with a telescopic rod extending leftwards is fixedly mounted on the right support 4, an adapter 6 is fixedly mounted on the telescopic rod of the hydraulic cylinder 5, a brake shoe and tile support 7 right facing the right side of the wheel 3 is movably connected onto the adapter 6, and a clamping groove 10 for clamping a brake shoe nose 9 of a brake shoe 8 is formed in the left side of the brake shoe and tile support 7; the front side and the rear side of the brake shoe support 7 are respectively provided with a connecting part 11 extending rightwards, a large shaft 12 extending forwards and backwards is fixedly arranged between the middle parts of the two connecting parts 11, a large shaft hole 13 matched with the large shaft 12 is arranged on the adapter 6, and the large shaft 12 is rotatably arranged in the large shaft hole 13; the two connecting parts are respectively movably provided with a small shaft 14 extending forwards and backwards, the small shaft 14 is positioned above the large shaft 12, the corresponding position of the adapter 6 and the small shaft 14 is provided with a small shaft hole 15 extending forwards and backwards, the inner end of the small shaft 14 extends into the small shaft hole 15, and the outer diameter of the small shaft 14 is smaller than the inner diameter of the small shaft hole 15.
Since the outer diameter of the small shaft 14 is smaller than the inner diameter of the small shaft hole 15, the brake shoe holder 7 can rotate up and down around the axis of the large shaft 12 within a certain range. When the brake shoe 8 is installed, the shoe nose 9 of the brake shoe 8 is clamped into the clamping groove 10 on the left side of the brake shoe tile support 7, and due to the gravity action of the brake shoe 8 and the brake shoe tile support 7, under the limitation of the large shaft 12 and the small shaft 14, the brake shoe 8 and the brake shoe tile support 7 can rotate and incline downwards around the axis of the large shaft 12 until the outer side of the inner end of the small shaft 14 abuts against the inner wall of the small shaft hole 15 to form a stable state. When carrying out the brake experiment, extend through pneumatic cylinder 5 and drive brake shoe 8 and move left and contact with wheel 3, because brake shoe 8 downward sloping, after pneumatic cylinder 5 applyed thrust, brake shoe 8's upper portion can contact wheel 3 earlier to it is rotatory upwards under the effect of thrust, until brake shoe 8's lower part and wheel 3 contact, realize automatic adjusting well.
The inner end of the small shaft 14 is coaxially provided with a tapered portion 141.
As shown in fig. 3 and 4, the two connecting portions 11 are respectively provided with mounting holes 16 extending forward and backward, outer ends of the mounting holes 16 protrude to the outer side of the connecting portions 11, guide protrusions 17 extending in the length direction of the inner walls of the mounting holes 16 are provided on the inner walls of the mounting holes 16, and guide grooves 18 matched with the guide protrusions 17 are provided on the small shafts 14.
Through sliding staff 14 along mounting hole 16 back and forth to adjust the length that the toper portion 141 at staff 14 inner end stretches into in staff hole 15, adjust the maximum external diameter that lies in the toper portion 141 in staff hole 15 simultaneously, and then adjust the home range of staff 14 in staff hole 15 and brake shoe 8 and brake shoe tile holder 7 angle of rotatory slope downwards under the effect of gravity, thereby realize carrying out the brake experiment under the operating mode of multiple difference.
As shown in fig. 3, knobs 19 are screwed into the outer ends of the mounting holes 16, a bidirectional screw rod 20 coaxially arranged with the mounting holes 16 is fixedly arranged between the two knobs 19, external threads with opposite turning directions are symmetrically arranged on the outer sides of the bidirectional screw rod 20, and the two small shafts 14 are respectively screwed on the corresponding external threads.
The knob 19 is rotated to drive the bidirectional screw rod 20 to rotate, and then the bidirectional screw rod 20 drives the two small shafts 14 to synchronously slide inwards or outwards along the mounting hole 16, so that the length of the conical part 141 at the inner end of the small shaft 14 extending into the small shaft hole 15 can be conveniently and quickly adjusted.
One end of the knob 19 is provided with a hand-held part 191 positioned outside the mounting hole 16, and the hand-held part 191 is provided with anti-skid lines for facilitating holding.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an automatic adjust striking experiment frock well which characterized in that: the brake shoe support comprises a workbench, wherein a left side support is fixedly arranged on the left side of the top of the workbench, wheels are fixedly arranged on the right side of the left side support, a right side support is fixedly arranged on the right side of the top of the workbench, a hydraulic cylinder with a telescopic rod extending leftwards is fixedly arranged on the right side support, a switching seat is fixedly arranged on the telescopic rod of the hydraulic cylinder, a brake shoe support right facing the right side of the wheels is movably connected onto the switching seat, and a clamping groove for clamping a shoe nose of a brake shoe is formed in the left side of the brake shoe support; the front side and the rear side of the brake shoe support are respectively provided with a connecting part extending rightwards, a large shaft extending forwards and backwards is fixedly arranged between the middle parts of the two connecting parts, a large shaft hole matched with the large shaft is arranged on the adapter, and the large shaft is rotatably arranged in the large shaft hole; the two connecting parts are respectively and movably provided with a small shaft extending forwards and backwards, the small shaft is positioned above the large shaft, a small shaft hole extending forwards and backwards is formed in the position corresponding to the small shaft of the adapter, the inner end of the small shaft extends into the small shaft hole, and the outer diameter of the small shaft is smaller than the inner diameter of the small shaft hole.
2. The automatic alignment impact experiment tool of claim 1, characterized in that: the inner end of the small shaft is coaxially provided with a conical part.
3. The automatic alignment impact experiment tool of claim 2, wherein: two be equipped with the mounting hole that extends around on the connecting portion respectively, the outer end of mounting hole protrusion extremely the outside of connecting portion, be equipped with the direction sand grip that extends its length direction extension on the inner wall of mounting hole, be equipped with on the staff with direction sand grip assorted direction recess.
4. The automatic alignment impact experiment tool of claim 3, wherein: the outer end of the mounting hole is internally screwed with a knob, two bidirectional screw rods which are coaxially arranged with the mounting hole are fixedly arranged between the knobs, external threads with opposite screwing directions are symmetrically arranged on the outer sides of the bidirectional screw rods in an up-and-down mode, and the small shafts are respectively screwed on the corresponding external threads.
5. The automatic alignment impact experiment tool of claim 4, wherein: one end of the knob is provided with a handheld portion located on the outer side of the mounting hole, and anti-skid grains are arranged on the handheld portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221278560.XU CN217654740U (en) | 2022-05-26 | 2022-05-26 | Automatic adjust impact experiment frock well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221278560.XU CN217654740U (en) | 2022-05-26 | 2022-05-26 | Automatic adjust impact experiment frock well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217654740U true CN217654740U (en) | 2022-10-25 |
Family
ID=83682933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221278560.XU Active CN217654740U (en) | 2022-05-26 | 2022-05-26 | Automatic adjust impact experiment frock well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217654740U (en) |
-
2022
- 2022-05-26 CN CN202221278560.XU patent/CN217654740U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240115 Address after: No. 1888 Lanzhou Road, High-tech Zone, Heze City, Shandong Province, 274007 Patentee after: SHANDONG HEZE DETONG NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: No. 1888 Lanzhou Road, High-tech Zone, Heze City, Shandong Province, 274007 Patentee before: SHANDONG HEZE DETONG NEW MATERIAL TECHNOLOGY CO.,LTD. Patentee before: Shandong Linjie automation equipment Co.,Ltd. Patentee before: Beijing Pulan Rail Transit Technology Co.,Ltd. |