CN218765178U - Full-size measuring machine for key size of gearbox shifting fork - Google Patents
Full-size measuring machine for key size of gearbox shifting fork Download PDFInfo
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- CN218765178U CN218765178U CN202223043374.0U CN202223043374U CN218765178U CN 218765178 U CN218765178 U CN 218765178U CN 202223043374 U CN202223043374 U CN 202223043374U CN 218765178 U CN218765178 U CN 218765178U
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Abstract
The utility model discloses a key size full-size measuring machine for a gearbox shifting fork, which comprises a bottom plate, a shifting fork rod pressing mechanism, a shifting fork rod total length size measuring mechanism, a shifting fork foot size measuring mechanism along the shifting fork rod axis direction and a shifting fork foot size measuring mechanism around the shifting fork rod axis rotation direction; the shifting fork rod pressing mechanism is arranged on the bottom plate and comprises two pressing units for pressing the shifting fork rod; the shifting fork rod total length dimension measuring mechanism is arranged on the shifting fork rod pressing mechanism; the shifting fork foot is arranged on the bottom plate along the shifting fork rod axis dimension measuring mechanism; the shifting fork foot rotation direction dimension measuring mechanism around the shifting fork rod axis is arranged on the shifting fork foot dimension measuring mechanism along the shifting fork rod axis. The utility model discloses can measure shift fork foot along shift fork pole axis direction size, shift fork foot around shift fork pole axis rotation direction size and shift fork pole total length size, measurement of efficiency is high.
Description
Technical Field
The utility model belongs to the part field of measuring, concretely relates to full-scale measuring machine of gearbox shift fork critical dimension.
Background
The contact position of a shifting fork and a synchronizing ring in the gearbox is a fork foot, according to the use function requirement, the fork foot needs to meet the requirements of assembly positions along the axis direction of a shifting fork rod, the rotation direction of the fork foot around the axis of the shifting fork rod and the total length dimension of the shifting fork rod, so that the shifting fork needs to be measured in a full size mode according to the key dimensions, and the shifting fork produced can be normally assembled and used in a client.
At present, the measurement of the dimension of a fork foot along the axis direction of a fork rod, the dimension of the fork foot along the axis rotation direction of the fork rod and the dimension of the total length of the fork rod is carried out on three measuring machines, and no measuring machine can simultaneously complete the dimension measurement of the fork foot along the axis direction of the fork rod, the dimension measurement of the fork foot along the axis rotation direction of the fork rod and the dimension measurement of the total length of the fork rod.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gearbox shift fork critical dimension full size measuring machine, this measuring machine can measure shift fork foot along shift fork pole axis direction size, shift fork foot around shift fork pole axis rotation direction size and shift fork pole total length size, and measurement of efficiency is high.
The utility model adopts the technical proposal that:
a key size full-size measuring machine for a shifting fork of a gearbox comprises a bottom plate, a shifting fork rod pressing mechanism, a shifting fork rod total length size measuring mechanism, a shifting fork foot size measuring mechanism along the axis direction of the shifting fork rod and a shifting fork foot size measuring mechanism in the rotating direction around the axis of the shifting fork rod;
the shifting fork rod pressing mechanism is arranged on the bottom plate and comprises two pressing units which are respectively arranged at two ends of the shifting fork rod and used for pressing the shifting fork rod;
the shifting fork rod total length dimension measuring mechanism is arranged on the shifting fork rod pressing mechanism and is used for measuring the shifting fork rod total length dimension;
the shifting fork pin dimension measuring mechanism is arranged on the bottom plate along the shifting fork rod axis direction and is used for measuring the dimension of the shifting fork pin along the shifting fork rod axis direction;
the shifting fork foot rotation direction size measuring mechanism around the shifting fork rod axis is arranged on the shifting fork foot along the shifting fork rod axis direction size measuring mechanism, and measures the shifting fork foot rotation direction size around the shifting fork rod axis.
The pressing unit comprises a positioning bracket, a V-shaped positioning block and a pressing head;
the positioning bracket is arranged on the bottom plate; the V-shaped positioning block is arranged on the positioning bracket; the pressing head is arranged on the bottom plate through a pressing head support piece; when the clamping device is used, the shifting fork rod is arranged in the V-shaped openings of the two V-shaped positioning blocks of the shifting fork rod pressing mechanism, and the pressing head presses the shifting fork rod in the V-shaped openings.
According to a further scheme, the total length size measuring mechanism of the shifting fork rod comprises a positioning block, a fifth displacement sensor bracket and a fifth displacement sensor;
the positioning block is arranged on a positioning bracket of the pressing unit; the fifth displacement sensor bracket is arranged on the positioning bracket of the other pressing unit; the fifth displacement sensor is arranged on the fifth displacement sensor bracket; during the use, the one end and the locating piece of shifting fork pole are connected, and the other end and the contact of fifth displacement sensor, and fifth displacement sensor measures the total length size of shifting fork pole.
According to a further scheme, the shifting fork foot dimension measuring mechanism along the axis direction of the shifting fork rod comprises a first sliding table cylinder, a vertical mounting plate, a first displacement sensor and a second displacement sensor;
the first sliding table cylinder is arranged on the base plate; the vertical mounting plate is connected with a first sliding table cylinder, and the first sliding table cylinder can enable the vertical mounting plate to slide on the bottom plate; the first displacement sensor and the second displacement sensor are arranged on the vertical mounting plate, and are used for measuring the sizes of the two fork legs of the shifting fork along the axial direction of the shifting fork rod;
during the use, first slip table cylinder drives vertical mounting panel and is close to shift fork foot direction, until first displacement sensor or second displacement sensor respectively with two fork foot contact of last fork mouth of fork pole, measure the size of fork foot along the shift fork pole axis direction from this.
According to a further scheme, the shifting fork leg rotation direction size measuring mechanism comprises a transverse mounting plate, a second sliding table cylinder, a third sliding table cylinder, a first measuring head, a second measuring head, a third displacement sensor and a fourth displacement sensor;
the transverse mounting plate is arranged on a vertical mounting plate of the shifting fork leg dimension measuring mechanism along the axis direction of the shifting fork rod; the second sliding table cylinder and the third sliding table cylinder are arranged on the transverse mounting plate; the first measuring head is connected with a second sliding table cylinder, and the second sliding table cylinder drives the first measuring head to slide on the transverse mounting plate; the second measuring head is connected with a third sliding table cylinder, and the third sliding table cylinder drives the second measuring head to slide on the transverse mounting plate; the third displacement sensor and the fourth displacement sensor are fixed on the transverse mounting plate through the sensor mounting seat, and the moving distances of the first measuring head and the second measuring head are measured;
when the device is used, the first measuring head and the second measuring head respectively move under the driving of the second sliding table cylinder and the third sliding table cylinder until the first measuring head and the second measuring head are propped against two fork legs of one fork opening on the shifting fork rod; the third displacement sensor and the fourth displacement sensor respectively measure the moving distances of the first measuring head and the second measuring head, so that the size of the fork leg in the rotating direction around the axis of the shifting fork rod is measured.
In a further scheme, handles are arranged at two ends of the bottom plate so as to move the whole measuring machine conveniently.
The beneficial effects of the utility model reside in that:
the measuring machine comprises a shifting fork rod total length dimension measuring mechanism, a shifting fork foot dimension measuring mechanism along the shifting fork rod axis direction and a shifting fork foot dimension measuring mechanism around the shifting fork rod axis rotation direction, can measure the shifting fork foot dimension of a shifting fork along the shifting fork rod axis direction, the shifting fork foot dimension around the shifting fork rod axis rotation direction and the shifting fork rod total length dimension, can complete the measurement of three dimensions (complete the full inspection of shifting fork key dimension) without replacing equipment, is very convenient to use, and greatly improves the measuring efficiency;
the measurement of the dimension of the fork foot of the shifting fork along the axial direction of the shifting fork rod, the dimension of the fork foot of the shifting fork in the rotating direction around the axial line of the shifting fork rod and the total length dimension of the shifting fork rod can be completed in one clamping process; the measuring time is saved;
the structure is simple and reasonable, and the use is convenient;
the key size of the gearbox shifting fork is fully detected through the sliding table cylinder and the displacement sensor, so that parts with unqualified key sizes are prevented from flowing out;
the measurement of the dimension of the fork foot along the axis direction of the shifting fork rod, the rotation direction of the fork foot around the axis of the shifting fork rod and the total length of the shifting fork rod can be completed on a production line, all products passing through a measuring station are measured, and the condition that the dimension of products which are off-line is all qualified is ensured.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a schematic structural diagram of a key size full-size measuring machine for a gearbox shifting fork;
FIG. 2 is a schematic view of the connection structure of the fork lever pressing mechanism and the fork lever total length dimension measuring mechanism;
FIG. 3 is a schematic structural view of a dimension measuring mechanism of a fork foot along the axial direction of a fork rod and a dimension measuring mechanism of a fork foot rotating around the axial direction of the fork rod;
in the figure: 1. a compression head; 2. a V-shaped positioning block; 3. a fifth displacement sensor; 4. a base plate; 5. a fifth displacement sensor mount; 6. a positioning block bracket; 7. a handle; 8. positioning blocks; 9. a first displacement sensor; 10. a second displacement sensor; 11. a first sliding table cylinder; 12. a third displacement sensor; 13. a fourth displacement sensor; 14. a third sliding table cylinder; 15. a vertical mounting plate; 16. a transverse mounting plate; 17. a first measuring head; 18 a second measuring head; 19. a fork lever; 20. a fork leg.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-3, a key size full-size measuring machine for a gearbox shifting fork comprises a bottom plate 4, a shifting fork rod pressing mechanism, a shifting fork rod total length size measuring mechanism, a shifting fork foot size measuring mechanism along the axis direction of the shifting fork rod, and a shifting fork foot size measuring mechanism along the rotation direction of the shifting fork foot around the axis of the shifting fork rod. The shifting fork rod pressing mechanism is arranged on the bottom plate 4 and comprises two pressing units which are respectively arranged at two ends of the shifting fork rod 19 and used for pressing the shifting fork rod 19. The shifting fork rod total length dimension measuring mechanism is arranged on the shifting fork rod pressing mechanism and is used for measuring the total length dimension of the shifting fork rod 19. The shifting fork foot dimension measuring mechanism along the shifting fork rod axis direction is arranged on the bottom plate 4, and measures the dimension of the shifting fork foot 20 along the shifting fork rod axis direction. The shifting fork leg rotating direction size measuring mechanism around the shifting fork rod axis is arranged on the shifting fork leg rotating direction size measuring mechanism along the shifting fork rod axis, and measures the shifting fork leg 20 rotating direction size around the shifting fork rod 19 axis.
In the embodiment, the pressing unit comprises two positioning brackets 6, a V-shaped positioning block 2 is respectively arranged on the two positioning brackets, two ends of the shifting fork rod are placed in the 2V-shaped positioning blocks to be positioned by the V-shaped positioning blocks, a total length dimension measuring mechanism of the shifting fork rod is arranged on one positioning bracket, a positioning block 8 is arranged on the other positioning bracket,
the pressing head 1 is arranged on the bottom plate 4, when the pressing head is used, two ends of the shifting fork rod 19 are respectively arranged in the V-shaped openings of the two V-shaped positioning blocks 2, and the pressing head 1 enables the shifting fork rod 19 to be pressed in the V-shaped openings.
In this embodiment, the total length dimension measuring mechanism of the fork rod includes a positioning block 8, a fifth displacement sensor bracket 5, and a fifth displacement sensor 3. The positioning block 8 is arranged on the positioning bracket 6. The fifth displacement sensor 3 is mounted on the fifth displacement sensor support 5. When the measuring device is used, the fifth displacement sensor 3 can extend out to prop against the shifting fork rod, and the positioning block 8 props against the other end of the shifting fork rod, so that the size of the shifting fork rod in the length direction can be measured.
In this embodiment, the shift fork foot includes first slip table cylinder 11, vertical mounting panel 15, first displacement sensor 9, second displacement sensor 10 along shift fork pole axis direction size measurement mechanism. The first slide cylinder 11 is installed on the base plate 4. Vertical mounting plate 15 is connected with first slip table cylinder 11, and first slip table cylinder 11 enables vertical mounting plate 15 to slide on bottom plate 4. The first displacement sensor 9 and the second displacement sensor 10 are arranged on the vertical mounting plate 11, and two fork feet 20 of the shifting fork are measured along the axial direction of the shifting fork rod 19. In use, the first displacement sensor 9 and the second displacement sensor 10 can be driven by the first sliding table cylinder 11 to move towards the fork legs until the first displacement sensor is respectively contacted with the two fork legs 20, so that the sizes of the fork legs along the axial direction of the shifting fork rod are measured.
In this embodiment, the shifting fork foot is around the shift fork pole axis direction of rotation size measurement mechanism and is included horizontal mounting panel 16, second slip table cylinder, third slip table cylinder 14, first measuring head 17, second measuring head 18, third displacement sensor 12, fourth displacement sensor 13. A transverse mounting plate 16 is mounted on the vertical mounting plate 15. The second and third slide table cylinders 14 are mounted on the transverse mounting plate 16. The first measuring head 17 is connected with a second sliding table cylinder, and the second sliding table cylinder drives the first measuring head 17 to slide on the transverse mounting plate 16; the second measuring head 18 is connected with a third sliding table cylinder 14, and the third sliding table cylinder 14 drives the second measuring head 18 to slide on the transverse mounting plate 16; the third displacement sensor 12 and the fourth displacement sensor 13 are fixed on the transverse mounting plate 16 through sensor mounting seats. When the device is used, the first measuring head 17 and the second measuring head 18 respectively move under the driving of the second sliding table cylinder and the third sliding table cylinder 14 until the two fork feet 20 of the shifting fork are propped; the third displacement sensor 12 measures the displacement of the first measuring head 17 and the fourth displacement sensor 14 measures the displacement of the second measuring head 18, whereby the dimension of the fork foot 20 in the direction of rotation about the axis of the fork rod 19 is measured.
In order to facilitate the movement of the entire measuring machine, handles 7 may be provided at both ends of the base plate 4.
In the present embodiment, the first displacement sensor 9 measures the dimension of one of the fork legs 20 in the axial direction of the fork 19; the second displacement sensor 10 is used to measure the dimension of the other fork foot 20 in the direction of the axis of the fork rod 19. The third displacement sensor 12 is used for measuring the moving distance of the first measuring head 17, the fourth displacement sensor 14 is used for measuring the moving distance of the second measuring head 18, the size of the rotation direction of the two fork angles around the axis of the shifting fork rod is respectively carried out, and the size of the shifting fork rod 19 in the length direction is measured by the fifth displacement sensor 3.
The utility model discloses a measurement flow does:
two ends of a shifting fork rod 19 of the shifting fork are pressed in a V-shaped opening of a V-shaped positioning block 2 through a pressing head 1, and one end of the shifting fork rod 19 is propped through the positioning block; the fifth displacement sensor 3 extends out and is propped against the other end of the shifting fork rod 19, and the size of the shifting fork rod 19 in the length direction is measured;
the first displacement sensor 9 and the second displacement sensor 10 are driven by the first sliding table cylinder 11 to move towards the fork legs 20 until the two displacement sensors are respectively contacted with the two fork legs 20, so that the sizes of the two fork legs 20 along the axial direction of the shifting fork rod 19 are measured;
the first measuring head 17 and the second measuring head 18 move under the driving of the second sliding table cylinder and the third sliding table cylinder 14 respectively until the two fork legs 20 of the shifting fork are propped; the third displacement sensor 12 measures the movement distance of the first measuring head 17, and the fourth displacement sensor 14 measures the movement distance of the second measuring head 18, so that the sizes of the two fork legs in the rotating direction around the axis of the shifting fork rod are measured respectively.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (6)
1. The utility model provides a full size measurement machine of gearbox shift fork critical dimension which characterized in that: the device comprises a bottom plate, a shifting fork rod pressing mechanism, a shifting fork rod total length dimension measuring mechanism, a shifting fork foot dimension measuring mechanism along the shifting fork rod axis direction and a shifting fork foot dimension measuring mechanism in the shifting fork rod axis rotation direction;
the shifting fork rod pressing mechanism is arranged on the bottom plate and comprises two pressing units which are respectively arranged at two ends of the shifting fork rod and used for pressing the shifting fork rod;
the shifting fork rod total length dimension measuring mechanism is arranged on the shifting fork rod pressing mechanism and is used for measuring the shifting fork rod total length dimension;
the shifting fork foot dimension measuring mechanism is arranged on the bottom plate along the shifting fork rod axis direction and is used for measuring the dimension of the shifting fork foot along the shifting fork rod axis direction;
the shifting fork foot rotation direction size measuring mechanism around the shifting fork rod axis is arranged on the shifting fork foot along the shifting fork rod axis direction size measuring mechanism, and measures the shifting fork foot rotation direction size around the shifting fork rod axis.
2. The gearbox fork key dimension full-size measuring machine of claim 1, characterized in that: the pressing unit comprises a positioning bracket, a V-shaped positioning block and a pressing head;
the positioning bracket is arranged on the bottom plate; the V-shaped positioning block is arranged on the positioning bracket; the pressing head is arranged on the bottom plate through a pressing head support piece; when the clamping device is used, the shifting fork rod is arranged in the V-shaped openings of the two V-shaped positioning blocks of the shifting fork rod pressing mechanism, and the pressing head enables the shifting fork rod to be pressed in the V-shaped openings.
3. The gearbox fork key dimension full-size measuring machine of claim 1, characterized in that: the shifting fork rod total length dimension measuring mechanism comprises a positioning block, a fifth displacement sensor bracket and a fifth displacement sensor;
the positioning block is arranged on a positioning bracket of the pressing unit; the fifth displacement sensor bracket is arranged on the positioning bracket of the other pressing unit; the fifth displacement sensor is arranged on the fifth displacement sensor bracket; during the use, the one end and the locating piece of shifting fork pole are connected, and the other end and the contact of fifth displacement sensor, and fifth displacement sensor measures the total length size of shifting fork pole.
4. The gearbox fork key dimension full-size measuring machine of claim 1, characterized in that: the device comprises a shifting fork pin, a shifting fork rod, a shifting fork, a positioning mechanism and a positioning mechanism, wherein the shifting fork pin dimension measuring mechanism along the axis direction of the shifting fork rod comprises a first sliding table cylinder, a vertical mounting plate, a first displacement sensor and a second displacement sensor;
the first sliding table cylinder is arranged on the bottom plate; the vertical mounting plate is connected with a first sliding table cylinder, and the first sliding table cylinder can enable the vertical mounting plate to slide on the bottom plate; the first displacement sensor and the second displacement sensor are arranged on the vertical mounting plate, and the size of two fork legs of the shifting fork along the axial direction of the shifting fork rod is measured;
during the use, first slip table cylinder drives vertical mounting panel and is close to shift fork prong direction, until first displacement sensor or second displacement sensor respectively with two fork prongs contact of a fork mouth on the fork pole, measure the size of fork prong along the fork pole axis direction from this.
5. The gearbox fork key dimension full-size measuring machine of claim 1, characterized in that: the shifting fork leg rotation direction size measuring mechanism comprises a transverse mounting plate, a second sliding table cylinder, a third sliding table cylinder, a first measuring head, a second measuring head, a third displacement sensor and a fourth displacement sensor;
the transverse mounting plate is arranged on a vertical mounting plate of the shifting fork leg dimension measuring mechanism along the axis direction of the shifting fork rod; the second sliding table cylinder and the third sliding table cylinder are arranged on the transverse mounting plate; the first measuring head is connected with a second sliding table cylinder, and the second sliding table cylinder drives the first measuring head to slide on the transverse mounting plate; the second measuring head is connected with a third sliding table cylinder, and the third sliding table cylinder drives the second measuring head to slide on the transverse mounting plate; the third displacement sensor and the fourth displacement sensor are fixed on the transverse mounting plate through the sensor mounting seat, and the moving distances of the first measuring head and the second measuring head are measured;
when the fork pulling device is used, the first measuring head and the second measuring head respectively move under the driving of the second sliding table cylinder and the third sliding table cylinder until the first measuring head and the second measuring head are propped against two fork legs of one fork opening on the fork pulling rod; the third displacement sensor and the fourth displacement sensor respectively measure the moving distances of the first measuring head and the second measuring head, so that the size of the fork leg in the rotating direction around the axis of the shifting fork rod is measured.
6. The gearbox shift fork critical dimension full dimension measuring machine of claim 1, characterized by: handles are arranged at two ends of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043374.0U CN218765178U (en) | 2022-11-16 | 2022-11-16 | Full-size measuring machine for key size of gearbox shifting fork |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043374.0U CN218765178U (en) | 2022-11-16 | 2022-11-16 | Full-size measuring machine for key size of gearbox shifting fork |
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| CN218765178U true CN218765178U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223043374.0U Active CN218765178U (en) | 2022-11-16 | 2022-11-16 | Full-size measuring machine for key size of gearbox shifting fork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571597A (en) * | 2023-07-11 | 2023-08-11 | 磐吉奥科技股份有限公司 | Shifting fork shaping equipment |
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2022
- 2022-11-16 CN CN202223043374.0U patent/CN218765178U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571597A (en) * | 2023-07-11 | 2023-08-11 | 磐吉奥科技股份有限公司 | Shifting fork shaping equipment |
| CN116571597B (en) * | 2023-07-11 | 2023-10-31 | 磐吉奥科技股份有限公司 | Shifting fork shaping equipment |
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