CN213812855U - Wedge block action detection experiment machine - Google Patents
Wedge block action detection experiment machine Download PDFInfo
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- CN213812855U CN213812855U CN202120160420.1U CN202120160420U CN213812855U CN 213812855 U CN213812855 U CN 213812855U CN 202120160420 U CN202120160420 U CN 202120160420U CN 213812855 U CN213812855 U CN 213812855U
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- 238000012360 testing method Methods 0.000 claims description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 125000006850 spacer group Chemical group 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
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Abstract
The utility model discloses a wedge block action detection experiment machine, belonging to the technical field of wedge brake action detection equipment, which comprises a calibration assembly; the upper surface of the workbench is provided with a first V-shaped block group for supporting the calibration assembly, a second V-shaped block group for supporting the wedge block assembly and a dial indicator component; the base is provided with a limiting groove for being clamped with a vertical tube cavity of the wedge block assembly; the middle cylinder is used for driving a push rod of the wedge block assembly to reciprocate; the side air cylinders are symmetrically arranged on two sides of the workbench and are provided with transmission shafts, and the transmission shafts penetrate through the base and are in contact with ejector rods of the wedge block assembly through limiting blocks; the manual clamp is used for fixing the calibration assembly and the wedge block assembly with the second V-shaped block; sliding connection has the spacer pin on the base, spacer pin one end and stopper fixed connection, the other end and the percentage table contact of percentage table part, the utility model has the beneficial effects of timing result precision is high, and convenient to use, detection efficiency are high.
Description
Technical Field
The utility model relates to a wedge brake action check out test set technical field especially relates to a voussoir action detects experiment machine.
Background
At present, a wedge brake is widely adopted due to the advantages of light weight, high reaction speed, low failure rate and the like, the core part of the wedge brake is a wedge block assembly, the wedge block assembly mainly comprises a T-shaped three-way cylinder body, two ejector rods and a push rod, the ejector rods can be symmetrical to each other in two horizontal pipe cavities of the three-way cylinder body and synchronously move in opposite directions, and the push rod is pushed by a brake air chamber in a vertical pipe cavity to be contracted so as to drive the ejector rods to extend out of the cylinder body;
in the prior art, manual testing is performed, so that not only is the testing efficiency low, but also the accuracy of an adjusting result is poor;
therefore, how to solve the problems of low manual testing efficiency and poor accuracy of the adjustment result of the wedge block assembly in the prior art becomes an important technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect that prior art exists, provide a voussoir action detection experiment machine, can not accurately confirm the difficult problem of timing state before not only can thoroughly solving the voussoir assembly, degree of automation is high moreover, to wedge push rod loading reciprocating circular's thrust (1178MP), with the displacement volume of two ejector pins of percentage table control, the timing result precision is high, convenient to use, detection efficiency height.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses a voussoir action detects experiment machine, include:
a calibration assembly for determining a wedge assembly alignment state;
the upper surface of the workbench is provided with a first V-shaped block group for supporting the calibration assembly, a second V-shaped block group for supporting the wedge block assembly and a dial indicator component;
the base surrounds the outside of the second V-shaped block group, and is provided with a limiting groove for clamping with a vertical pipe cavity of the wedge block assembly;
the middle cylinder is used for driving a push rod of the wedge block assembly to reciprocate; and
the side air cylinders are symmetrically arranged on two sides of the workbench and are provided with transmission shafts, and the transmission shafts penetrate through the base and are in contact with ejector rods of the wedge block assembly through limiting blocks;
the manual clamp is used for fixing the calibration assembly and the wedge block assembly with the second V-shaped block;
the base is connected with a limiting pin in a sliding mode, one end of the limiting pin is fixedly connected with the limiting block, and the other end of the limiting pin is in contact with a dial indicator of the dial indicator component.
Further, the base comprises a side vertical plate and a positioning plate provided with the limiting groove;
the two ends of the positioning plate are fixedly connected with the side vertical plates;
the side vertical plate is connected with the transmission shaft and the limiting pin in a sliding mode.
Furthermore, the side vertical plate is fixedly connected with a sleeve through which the transmission shaft can penetrate, and a return spring for driving the transmission shaft to be far away from the wedge block assembly is arranged in the sleeve.
Furthermore, one end of the transmission shaft is fixedly connected with a piston rod of the side air cylinder through a coupler, the other end of the transmission shaft is fixedly connected with the limiting pin through the limiting block, and a boss in contact with the end of the reset spring is formed in the middle of the transmission shaft.
Furthermore, the tail end of the piston rod of the middle cylinder is fixedly connected with a pressing block, and the pressing block is provided with a groove which is in contact with the end part of a push rod of the wedge block assembly.
Furthermore, the dial indicator part comprises an indicator seat fixedly connected with the workbench and a swing rod provided with the dial indicator;
the meter seat is rotatably connected with the swing rod on the vertical plane through a pin shaft.
Furthermore, the lower part of the manual clamp is fixedly connected with the workbench through a cushion block, the top end of the manual clamp is in threaded connection with a screw, and a calibration assembly or a wedge block assembly is compressed through the screw.
In the technical scheme, the utility model provides a voussoir action detects experiment machine, beneficial effect:
the utility model discloses a voussoir action detects test machine compares with prior art, at first, it has the calibration assembly, through calibration assembly simulation voussoir assembly, and then confirm voussoir assembly timing state, in batches voussoir assembly action uniformity has been guaranteed, secondly, push rod and ejector pin through middle cylinder and side cylinder drive voussoir assembly are flexible on the workstation, the automatic timing voussoir assembly of being convenient for, in addition, the displacement volume of two ejector pins of percentage table control, it is high to make this voussoir action detect test machine compare with prior art has the timing result precision, high durability and convenient use, the high beneficial effect of detection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is an isometric view of a wedge action detection testing machine disclosed in the present invention;
fig. 2 is a top view of the wedge action detection testing machine disclosed in the present invention.
Description of reference numerals:
1. calibrating the assembly; 2. a wedge assembly;
10. a work table; 11. a first group of V-blocks; 12. a second group of V-blocks; 13. a gauge stand; 14. a swing rod; 15. a pin shaft; 16. a dial indicator;
20. a base; 21. positioning a plate; 22. a side vertical plate; 221. a spacing pin; 222. a sleeve; 223. a return spring;
30. manually clamping; 31. cushion blocks; 32. a screw;
40. a middle cylinder; 41. briquetting;
50. a side cylinder; 51. a connecting seat; 52. a coupling; 53. a drive shaft; 54. and a limiting block.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1;
utility model voussoir action detects experiment machine, include:
a calibration assembly 1 for determining the adjustment state of the wedge assembly 2; specifically, the calibration assembly 1 can be a model with the shape matched with that of the wedge assembly 2, or a wedge assembly 2 sample with accurate debugging precision, and the calibration assembly 1 simulates the wedge assembly 2 to further determine the adjustment state of the wedge assembly 2;
a workbench 10, on the upper surface of which a first V-shaped block group 11 for supporting the calibration assembly 1, a second V-shaped block group 12 for supporting the wedge assembly 2 and a dial indicator component are arranged; in the structure, the first V-shaped block group 11 and the second V-shaped block group 12 both comprise two V-shaped blocks, and the two V-shaped blocks are distributed at two ends of the calibration assembly 1 and the wedge block assembly 2 so as to support the calibration assembly 1 and the wedge block assembly 2;
the base 20 surrounds the outside of the second V-shaped block group 12, and the base 20 is provided with a limiting groove for clamping with a vertical pipe cavity of the wedge block assembly 2; a limit groove is formed in the side, corresponding to the push rod of the wedge block assembly 2, of the base 20, the position of the wedge block assembly 2 on the workbench is located through the cooperation of the limit groove and the second V-shaped block group 12, and the rotation displacement and the horizontal displacement of the wedge block assembly 2 on the horizontal plane are limited;
a middle cylinder 40 for driving the push rod of the wedge block assembly 2 to reciprocate; and
the side air cylinders 50 are symmetrically arranged at two sides of the workbench 10, the side air cylinders 50 are provided with transmission shafts 53, and the transmission shafts 53 penetrate through the base 20 and are contacted with ejector rods of the wedge block assembly 2 through limiting blocks 54; specifically, a middle cylinder 40 is fixedly connected to a position, corresponding to a push rod of the wedge block assembly 2, of the workbench 10 on the outer side of the base 20, the middle cylinder 40 is in contact with the push rod through a press block 41, connecting seats 51 are fixedly connected to positions, corresponding to ejector rods of the wedge block assembly 2, of the workbench 10 on the outer side of the base 20, side cylinders 50 are fixedly connected to the connecting seats 51, and transmission shafts 53 arranged on the side cylinders 50 penetrate through the base 20 and are in contact with the ejector rods of the wedge block assembly 2 through limiting blocks 54;
the manual clamp 30 is used for fixing the calibration assembly 1 and the wedge block assembly 2 with the second V-shaped block; the side of the base, which is far away from the middle cylinder 40, is fixedly connected with a manual clamp 30, and the wedge block assembly 2 is fixed on the workbench 10 from the upper part of the wedge block assembly 2 through the manual clamp 30;
wherein, the base 20 is slidably connected with a limit pin 221, one end of the limit pin 221 is fixedly connected with the limit block 54, and the other end is contacted with the dial indicator 16 of the dial indicator component. Specifically, the base 20 is connected with a limit pin 221 in a sliding manner, the axis of the limit pin 221 is parallel to the axis of the transmission shaft 53, the transmission shaft 53 is fixedly connected with the limit pin 221 through a limit block 54, the transmission shaft 53 is driven to slide on the base 20 when the piston rod of the side cylinder 50 stretches, the limit pin 221 can synchronously slide along with the transmission shaft 53, the end, far away from the limit block 54, of the limit pin 221 is in contact with a dial indicator, before the wedge assembly 2 is adjusted, the calibration assembly 1 on the first V-shaped block group 11 is firstly placed on the second V-shaped block group 12, the limit pin 221 is in contact with the dial indicator, and the dial indicator of the dial indicator part is reset to zero to be set to determine the adjustment state of the wedge assembly 2;
as shown in fig. 2;
preferably, the base 20 comprises a side vertical plate 22 and a positioning plate 21 provided with a limiting groove;
two ends of the positioning plate 21 are fixedly connected with side vertical plates 22;
the side vertical plate 22 is slidably connected with a transmission shaft 53 and a limit pin 221.
Specifically, two ends of a positioning plate 21 are symmetrically and fixedly connected with side vertical plates 22, the positioning plate 21 and the two side vertical plates 22 of the base 20 are semi-surrounded outside the second V-shaped block group 12, a limiting groove clamped with the wedge block assembly 2 is formed in the middle of the positioning plate 21, a manual clamp 30 is fixedly connected to the side, away from the positioning plate 21, of the workbench 10, and the wedge block assembly 2 is fixed on the workbench 10 from above the wedge block assembly 2 by the manual clamp 30;
as shown in fig. 2;
preferably, the side vertical plate 22 is further fixedly connected with a sleeve 222 through which the transmission shaft 53 can pass, and a return spring 223 for driving the transmission shaft 53 to be far away from the wedge assembly 2 is installed in the sleeve 222.
Specifically, the outer side of the side vertical plate 22 is fixedly connected with a shaft sleeve 222, a return spring 223 is installed in the sleeve 222, one end of the transmission shaft 53 sequentially penetrates through the sleeve 222 and the side vertical plate 22 and is exposed outside the side vertical plate 22, the side vertical plate 22 is positioned on one side of the transmission shaft 53 and is slidably connected with a limit pin 221, the axis of the limit pin 221 is parallel to the axis of the transmission shaft 53, and the transmission shaft 53 is fixedly connected with the limit pin 221 through a limit block 54;
preferably, one end of the transmission shaft 53 is fixedly connected with the piston rod of the side cylinder 50 through the coupling 52, the other end of the transmission shaft is fixedly connected with the limit pin 221 through the limit block 54, and a boss contacting with the end of the return spring 223 is formed in the middle of the transmission shaft 53. The boss is pushed by the return spring 223 to enable the transmission shaft 53 to be far away from the ejector rod of the wedge block assembly 2;
as shown in fig. 1;
preferably, the end of the piston rod of the middle cylinder 40 is fixedly connected with a pressing block 41, and the pressing block 41 is provided with a groove which is contacted with the end part of the push rod of the wedge block assembly 2.
As shown in fig. 2;
preferably, the dial indicator part comprises an indicator base 13 fixedly connected with the workbench 10 and a swing rod 14 provided with a dial indicator 16;
the meter base 13 is rotatably connected with a swing rod 14 on a vertical plane through a pin shaft 15. The oscillating bar 14 can drive the dial indicator 16 to rotate on the vertical plane around the pin shaft 15 through the pin shaft 15, so that the use is convenient;
as shown in fig. 1;
preferably, the lower portion of the manual clamp 30 is fixedly connected to the worktable 10 through a spacer 31, and the top end of the manual clamp 30 is threadedly connected to a screw 32, so that the calibration assembly 1 or the wedge assembly 2 is pressed by the screw 32. In use, the screw 32 is rotated to compress the calibration assembly 1 or the wedge assembly 2.
In the technical scheme, the utility model provides a voussoir action detects experiment machine, application method:
the side cylinder 50 and the middle cylinder 40 are connected with an external control system through air circuits;
the method comprises the following steps: firstly, taking down the calibration assembly 1 from the first V-shaped block group 11, placing the calibration assembly 1 on the second V-shaped block group 12, and driving the screw 32 of the manual clamp 30 to press the calibration assembly 1, so that the calibration assembly 1 is fixedly connected with the workbench 10;
step two: the side air cylinder 50 is started, a piston rod of the side air cylinder 50 extends out to push the transmission shaft 53 to be in contact with the adjusting assembly 1, the transmission shaft 53 drives the limit pin 221 to slide towards the adjusting assembly 1, the dial indicator is calibrated to zero after stabilization, the side air cylinder 50 is closed, the piston rod of the side air cylinder 50 drives the transmission shaft 53 to be far away from the adjusting assembly 1, and the transmission shaft 53 is kept to be far away from the adjusting assembly 1 under the action of the reset spring 223;
step three: driving a screw 32 of the manual clamp 30, disassembling the calibration assembly 1, putting the calibration assembly 1 back on the first V-shaped block group 11, putting the wedge assembly 2 to be tested on the second V-shaped block group 12, and driving the screw 32 of the manual clamp 30 to press the wedge assembly 2 so as to fixedly connect the wedge assembly 2 with the workbench 10;
step four: the middle cylinder 40 is started, a piston rod of the middle cylinder 40 extends or retracts under the driving of an external control system, the frequency is set to 30 times, when the piston rod of the middle cylinder 40 extends, the piston rod pushes a push rod of the wedge block assembly 2 to retract through a press block 41, the push rod pushes an ejector rod of the wedge block assembly 2 to extend, when the piston rod of the middle cylinder 40 retracts, the piston rod drives the press block 41 to be away from the push rod of the wedge block assembly 2, the push rod extends, the ejector rod of the wedge block assembly 2 retracts, and the middle cylinder 40 reciprocates for 30 times;
step five: after the repeated loading of the middle cylinder 40 is finished, the side cylinder 50 is started to maintain the pressure;
step six: and after stabilization, observing the 16 degrees of the dial indicator, comparing the 16 degrees of the dial indicator with the standard, calculating a deviation value, evaluating whether the calculated deviation meets the assembly quality requirement, entering an assembly procedure if the calculated deviation meets the requirement, and otherwise, re-adjusting.
Has the advantages that:
the utility model discloses a voussoir action detects test machine compares with prior art, at first, it has the calibration assembly, through calibration assembly simulation voussoir assembly, and then confirm voussoir assembly timing state, in batches voussoir assembly action uniformity has been guaranteed, secondly, push rod and ejector pin through middle cylinder and side cylinder drive voussoir assembly are flexible on the workstation, the automatic timing voussoir assembly of being convenient for, in addition, the displacement volume of two ejector pins of percentage table control, it is high to make this voussoir action detect test machine compare with prior art has the timing result precision, high durability and convenient use, the high beneficial effect of detection efficiency.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (7)
1. Wedge block action detection experiment machine which is characterized by comprising:
a calibration assembly (1) for determining the adjustment state of the wedge assembly (2);
the upper surface of the workbench (10) is provided with a first V-shaped block group (11) for supporting the calibration assembly (1), a second V-shaped block group (12) for supporting the wedge block assembly (2) and a dial indicator component;
the base (20) surrounds the outside of the second V-shaped block group (12), and a limiting groove is formed in the base (20) and used for being clamped with a vertical pipe cavity of the wedge block assembly (2);
the middle cylinder (40) is used for driving a push rod of the wedge block assembly (2) to reciprocate; and
the side air cylinders (50) are symmetrically arranged on two sides of the workbench (10), the side air cylinders (50) are provided with transmission shafts (53), and the transmission shafts (53) penetrate through the base (20) and are in contact with ejector rods of the wedge block assembly (2) through limiting blocks (54);
a manual clamp (30) for fixing the calibration assembly (1) and the wedge assembly (2) to the second V-shaped block;
the base (20) is connected with a limiting pin (221) in a sliding mode, one end of the limiting pin (221) is fixedly connected with the limiting block (54), and the other end of the limiting pin is in contact with a dial indicator (16) of a dial indicator component.
2. The wedge motion detection test machine of claim 1, wherein;
the base (20) comprises a side vertical plate (22) and a positioning plate (21) provided with the limiting groove;
the two ends of the positioning plate (21) are fixedly connected with the side vertical plates (22);
the side vertical plate (22) is connected with the transmission shaft (53) and the limiting pin (221) in a sliding mode.
3. The wedge motion detection test machine of claim 2, wherein;
the side vertical plate (22) is further fixedly connected with a sleeve (222) through which the transmission shaft (53) can penetrate, and a return spring (223) which drives the transmission shaft (53) to be far away from the wedge block assembly (2) is installed in the sleeve (222).
4. The wedge motion detection test machine of claim 3, wherein;
one end of the transmission shaft (53) is fixedly connected with a piston rod of the side air cylinder (50) through a coupler (52), the other end of the transmission shaft is fixedly connected with a limiting pin (221) through a limiting block (54), and a boss in contact with the end of the reset spring (223) is formed in the middle of the transmission shaft (53).
5. The wedge motion detection test machine of claim 1, wherein;
the tail end of a piston rod of the middle cylinder (40) is fixedly connected with a pressing block (41), and the pressing block (41) is provided with a groove which is in contact with the end part of a push rod of the wedge block assembly (2).
6. The wedge motion detection test machine of claim 1, wherein;
the dial indicator part comprises an indicator seat (13) fixedly connected with the workbench (10) and a swing rod (14) provided with the dial indicator (16);
the gauge stand (13) is rotatably connected with the swing rod (14) on a vertical plane through a pin shaft (15).
7. The wedge motion detection test machine of claim 1, wherein;
the lower portion of the manual clamp (30) is fixedly connected with the workbench (10) through a cushion block (31), a screw rod (32) is connected to the top end of the manual clamp (30) in a threaded mode, and the screw rod (32) compresses the calibration assembly (1) or the wedge block assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120160420.1U CN213812855U (en) | 2021-01-21 | 2021-01-21 | Wedge block action detection experiment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120160420.1U CN213812855U (en) | 2021-01-21 | 2021-01-21 | Wedge block action detection experiment machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213812855U true CN213812855U (en) | 2021-07-27 |
Family
ID=76950245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120160420.1U Active CN213812855U (en) | 2021-01-21 | 2021-01-21 | Wedge block action detection experiment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213812855U (en) |
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2021
- 2021-01-21 CN CN202120160420.1U patent/CN213812855U/en active Active
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Address after: No. 2899, Yumin Road, Chaoyang District, Changchun City, Jilin Province Patentee after: Changchun Fusheng Tebike Brake Co.,Ltd. Address before: No. 2899, Yumin Road, Chaoyang District, Changchun City, Jilin Province Patentee before: CHANGCHUN FAWSN TEBIKE BRAKE Co.,Ltd. |