CN214489635U - Clamp for processing ear hole of transmission shaft - Google Patents
Clamp for processing ear hole of transmission shaft Download PDFInfo
- Publication number
- CN214489635U CN214489635U CN202023072154.1U CN202023072154U CN214489635U CN 214489635 U CN214489635 U CN 214489635U CN 202023072154 U CN202023072154 U CN 202023072154U CN 214489635 U CN214489635 U CN 214489635U
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- counter bore
- transmission shaft
- processing
- clamping cylinder
- spline
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Abstract
A clamp for processing a lug hole of a transmission shaft comprises a base, a spline shaft and two clamping devices; a first counter bore is formed in the center of the base, a second counter bore is formed in the center of the bottom surface of the first counter bore, the diameter of the second counter bore is smaller than that of the first counter bore, a spline housing is mounted in the second counter bore, and the spline shaft extends into the first counter bore and is matched with the spline housing in the second counter bore; two clamping device lie in base up end and symmetry and set up in first counter bore both sides, and clamping device includes die clamping cylinder, slide rail and V type piece, die clamping cylinder's piston rod sets up towards the integral key shaft, be equipped with the slide on the slide rail, fixed connection can be dismantled with the slide to V type piece bottom, V type piece side and die clamping cylinder piston rod fixed connection, the V type mouth of V type piece is towards the integral key shaft. The utility model provides an easy operation, the location is firm, and the machining precision is high.
Description
Technical Field
The utility model relates to a transmission shaft processing technology field, in particular to anchor clamps are used in processing of transmission shaft earhole.
Background
The transmission shaft is a rotating body with high rotating speed and few supports, is an important part in automobile transmission, needs to bear larger torque, and has the processing precision which directly influences the performance and the strength of the transmission shaft. At present, when drilling transmission shaft parts, the anchor clamps of manual location are mostly adopted, and positioning accuracy is poor, and the anchor clamps clamping is insecure, and the transmission shaft takes place to rock easily in the course of working, causes the machining accuracy poor, the product is scrapped the scheduling problem to the workman needs the time overlength of operation on anchor clamps frock, very easily because of the misoperation, causes the incident, and the danger coefficient is high.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a transmission shaft is anchor clamps for earhole processing, easy operation, the location is firm, and the machining precision is high, has improved work efficiency.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a clamp for processing a lug hole of a transmission shaft comprises a base, a spline shaft and two clamping devices;
the center of the base is provided with a first counter bore, the ground center of the first counter bore is provided with a second counter bore, the diameter of the second counter bore is smaller than that of the first counter bore, a spline housing is installed in the second counter bore, the spline shaft extends into the first counter bore and is matched with the spline housing in the second counter bore, the second counter bore is in transition fit with the spline housing, the ground of the second counter bore is provided with a plurality of dismounting through holes penetrating through the base, and the diameter of the dismounting through holes is smaller than that of the spline housing;
two clamping device lie in base up end and symmetry and set up in first counter bore both sides, and clamping device includes die clamping cylinder, slide rail and V type piece, die clamping cylinder's piston rod sets up towards the integral key shaft, be equipped with the slide on the slide rail, fixed connection can be dismantled with the slide to V type piece bottom, V type piece side and die clamping cylinder piston rod fixed connection, the V type mouth of V type piece is towards the integral key shaft.
Further, the diameter of the first counter bore is larger than that of the transmission shaft.
Furthermore, a locking bolt is arranged on the sliding seat.
Furthermore, a rubber pad is arranged on the inner side of the V-shaped block.
Furthermore, one end of the sliding rail is flush with the edge of the first counter bore, the other end of the sliding rail is fixedly connected with the side face of the clamping cylinder, and the sliding rail is arranged in parallel with a piston rod of the clamping cylinder.
Further, the length of the spline shaft is greater than the sum of the first counterbore depth and the second counterbore depth.
According to the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a set up integral key shaft and two clamping device, axial float and radial float when having prevented processing transmission shaft, precision when having improved processing transmission shaft ear hole, die clamping cylinder drives V type piece and presss from both sides tight the transmission shaft, compare in manual clamp tightly say, the cylinder presss from both sides tight intensity of labour who has reduced operating personnel, work efficiency is improved, the problem of poor machining precision because of manual clamping is not tight is avoided causing, finished product qualification rate is improved, and the time of workman on anchor clamps has been reduced, thereby avoided the incident because of misoperation causes, danger coefficient has been reduced.
2. The utility model discloses a second counter bore and spline housing still are equipped with a plurality of dismantlement through-holes for transition fit, can select assorted spline housing and integral key shaft to change according to the specification size that needs processing transmission shaft, and application scope is wide.
3. The utility model discloses V type piece inboard still is equipped with the rubber pad, has played skid-proof effect on the one hand, and on the other hand prevents that the die clamping cylinder clamp force is too big to cause the damage to the transmission shaft surface.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention.
The labels in the figure are: 1. the device comprises a base, 2, a clamping cylinder, 201, a piston rod, 3, a V-shaped block, 4, a spline shaft, 5, a spline housing, 6, a wing rib, 7, a first counter bore, 8, a locking bolt, 9, a sliding seat, 10, a sliding rail, 11 and a rubber pad.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-2, the present invention provides a fixture for processing a driving shaft ear hole, which comprises a base 1, a spline shaft 4 and two clamping devices.
The base 1 center department is equipped with first counter bore 7, first counter bore 7 ground center is equipped with the second counter bore, the diameter of second counter bore is less than first counter bore 7, install spline housing 5 in the second counter bore, spline shaft 4 stretches into in the first counter bore 7 and matches with spline housing 5 in the second counter bore, the diameter of first counter bore 7 is greater than the diameter of transmission shaft, the second counter bore is transition fit with spline housing 5, and second counter bore ground is equipped with a plurality of dismantlement through-holes 6 that run through base 1, the diameter of dismantling through-hole 6 is less than the diameter of spline housing 5, can select assorted spline housing 5 and spline shaft 4 to change according to the specification size that needs processing transmission shaft, and application scope is wide, the length of spline shaft 4 is greater than the sum of the first counter bore 7 degree of depth and the second counter bore degree of depth.
The two clamping devices are positioned on the upper end surface of the base 1 and symmetrically arranged at two sides of the first counter bore 7, the clamping devices comprise a clamping cylinder 2, a slide rail 10 and a V-shaped block 3, a piston rod 201 of the clamping cylinder 2 is arranged towards the spline shaft 4, a sliding seat 9 is arranged on the sliding rail 10, the bottom of the V-shaped block 3 is detachably and fixedly connected with a sliding seat 9, a locking bolt 8 is arranged on the sliding seat 9, one end of the slide rail 10 is flush with the edge of the first counter bore 7, the other end of the slide rail is fixedly connected with the side surface of the clamping cylinder 2, the slide rail 10 is arranged in parallel with the piston rod 201 of the clamping cylinder 2, the side surface of the V-shaped block 3 is fixedly connected with the piston rod 201 of the clamping cylinder 2, the V type mouth of V type piece 3 is towards integral key shaft 4, 3 inboard sides of V type piece are equipped with rubber pad 11, and rubber pad 11 has played skid-proof effect when the transmission shaft is processed, and on the other hand prevents that 2 clamp force of die clamping cylinder from too big to cause the damage to the transmission shaft surface.
The utility model discloses a theory of operation does: firstly, a spline shaft 4 and a spline housing 5 which are matched with the specifications of a transmission shaft to be processed are selected, the spline housing 5 is embedded into a second counter bore, the spline shaft 4 is clamped into the spline housing 5, the transmission shaft to be processed is sleeved on the spline shaft 4, the spline shaft 4 plays a role in central positioning, two oppositely arranged clamping cylinders 2 are simultaneously opened, the clamping cylinders 2 drive the V-shaped block 3 to realize clamping and positioning of the transmission shaft, the labor intensity of operators is reduced by clamping the cylinders, the working efficiency is improved, the problem of poor processing precision caused by loose manual clamping is solved, the qualified rate of finished products is improved, the spline shaft 4 and the V-shaped block 3 are matched for use, axial float and radial float during processing of the transmission shaft are prevented, the stability during processing of the transmission shaft is improved, and the precision during processing of the ear hole of the transmission shaft is improved. Utility model easy operation, the location is firm, and the machining precision is high, has improved work efficiency, and application scope is wide.
It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.
Claims (6)
1. The utility model provides a transmission shaft is anchor clamps for earhole processing which characterized in that: comprises a base (1), a spline shaft (4) and two clamping devices;
a first counter bore (7) is formed in the center of the base (1), a second counter bore is formed in the center of the bottom surface of the first counter bore (7), the diameter of the second counter bore is smaller than that of the first counter bore (7), a spline housing (5) is installed in the second counter bore, the spline shaft (4) extends into the first counter bore (7) and is matched with the spline housing (5) in the second counter bore, the second counter bore is in transition fit with the spline housing (5), a plurality of dismounting through holes (6) penetrating through the base (1) are formed in the bottom surface of the second counter bore, and the diameter of the dismounting through holes (6) is smaller than that of the spline housing (5);
two clamping device are located base (1) up end and symmetry and set up in first counter bore (7) both sides, and clamping device includes die clamping cylinder (2), slide rail (10) and V type piece (3), piston rod (201) of die clamping cylinder (2) set up towards integral key shaft (4), be equipped with slide (9) on slide rail (10), fixed connection can be dismantled with slide (9) in V type piece (3) bottom, V type piece (3) side and die clamping cylinder (2) piston rod (201) fixed connection, the V type mouth of V type piece (3) is towards integral key shaft (4).
2. The jig for processing the ear hole of the transmission shaft according to claim 1, characterized in that: the diameter of the first counter bore (7) is larger than that of the transmission shaft.
3. The jig for processing the ear hole of the transmission shaft according to claim 1, characterized in that: and a locking bolt (8) is arranged on the sliding seat (9).
4. The jig for processing the ear hole of the transmission shaft according to claim 1, characterized in that: and a rubber pad (11) is arranged on the inner side of the V-shaped block (3).
5. The jig for processing the ear hole of the transmission shaft according to claim 1, characterized in that: one end of the sliding rail (10) is flush with the edge of the first counter bore (7), the other end of the sliding rail is fixedly connected with the side face of the clamping cylinder (2), and the sliding rail (10) is arranged in parallel with a piston rod (201) of the clamping cylinder (2).
6. The jig for processing the ear hole of the transmission shaft according to claim 1, characterized in that: the length of the spline shaft (4) is greater than the sum of the depth of the first counter bore (7) and the depth of the second counter bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023072154.1U CN214489635U (en) | 2020-12-18 | 2020-12-18 | Clamp for processing ear hole of transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023072154.1U CN214489635U (en) | 2020-12-18 | 2020-12-18 | Clamp for processing ear hole of transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214489635U true CN214489635U (en) | 2021-10-26 |
Family
ID=78209254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023072154.1U Active CN214489635U (en) | 2020-12-18 | 2020-12-18 | Clamp for processing ear hole of transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214489635U (en) |
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2020
- 2020-12-18 CN CN202023072154.1U patent/CN214489635U/en active Active
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