Adjustable separation structure of transmission

Abstract

The utility model discloses an adjustable separation structure of a speed changer, which relates to the related technical field of speed changer equipment and comprises a speed changer shell, an inner cavity is arranged in the speed changer shell, a middle shaft is arranged at the center of the inner cavity, a separation bearing is sleeved on the middle shaft and is connected with a separation fork, and the separation fork is connected with the speed changer shell. One end of the release fork is connected with a movable supporting rod through a universal ball, the other end of the release fork is connected with a release pump, and the movable supporting rod is in threaded connection with the bottom wall of the inner cavity; the relative position of the release yoke is in a range, the release yoke can be adjusted to a proper position after being checked according to the relative positions of engines and transmissions of different vehicle models, the release yoke can be matched with different engines only through simple adjustment, new parts do not need to be redesigned and developed, and the release yoke can be conveniently and rapidly adjusted through movement of the movable supporting rod on the release yoke. The position of the separating fork can be rapidly adjusted so as to adapt to the corresponding position, and efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission equipment related technical field especially, it relates to a transmission adjustable separation structure. BACKGROUND

[0002] The transmission is generally separated from the clutch separation structure, its function is through the artificial or TCU control separation pump, and the separation pump operates the separation structure, thereby the force is generated to the clutch to control the clutch to open or close, and the power interruption is realized to switch each gear.

[0003] And the same transmission can be matched with different vehicle models, and the clutch is fixed on the engine flywheel, thereby the difference can be caused in the connection position of the transmission and the engine, if the separation structure module can operate the separation stroke and exceeds the separation pump, then the separation structure needs to be rechecked and designed. UTILITY MODEL CONTENT

[0004] The purpose of the utility model is to provide a transmission adjustable separation structure, which solves the problem of repeated design of the transmission separation structure according to different conditions and slow assembly.

[0005] Technical scheme:

[0006] A transmission adjustable separation structure, comprising a transmission shell, an inner cavity is arranged in the transmission shell, a center shaft is arranged at the center of the inner cavity, a separation bearing is sleeved on the center shaft, a separation fork is connected to the separation bearing, a movable support rod is connected to one end of the separation fork through a universal ball, a separation pump is connected to the other end of the separation fork, and the movable support rod is screw-connected with the bottom wall of the inner cavity.

[0007] Further, the center of the separation fork is provided with a center cavity, and the separation bearing is connected to the midpoint of the center cavity and the separation fork.

[0008] Further, the separation bearing is fixedly connected with a connecting bearing, the connecting bearing is fixedly connected with an extension block on the two sides in the radial direction, and the extension block abuts against the separation fork.

[0009] Further, a U-shaped spring is arranged between the extension block and the separation fork, and the U-shaped spring is inserted into the separation fork and the extension block.

[0010] Further, the extension block is connected with a wear-resistant block on the side of the separation fork, and a movable protrusion that abuts against the wear-resistant block is arranged on the side wall of the separation fork.

[0011] Further, a sleeve is sleeved on the center shaft, and the sleeve is connected with the separation bearing.

[0012] Further, the sleeve is connected with a snap ring at one end away from the separation bearing, and the snap ring and the separation bearing abut.

[0013] Further, the inner cavity is provided with a connecting frame, and the snap ring and the connecting frame are connected through bolts.

[0014] Beneficial effects: the relative positions of the separation fork are in a range, which can be adjusted to appropriate positions after checking according to the relative positions of different engine and transmission, and only needs to be simply adjusted to be adapted in different engine cooperation, without the need of re-designing and developing new parts, the position of the separation fork can be quickly adjusted through the movable supporting rod on the separation fork, so that the corresponding position is adapted, and the efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the overall structure schematic view of the utility model;

[0016] Figure 2 is the structure schematic view of the separation fork of the utility model;

[0017] Figure 3 is the top view structure schematic view of the connecting bearing of the utility model;

[0018] Figure 4 is the sleeve structure schematic view of the utility model;

[0019] Figure 5 is the separation bearing unfolded structure schematic view of the utility model.

[0020] Reference signs: 11, transmission shell; 12, inner cavity; 13, connecting plate; 21, separation fork; 22, movable supporting rod; 23, middle shaft; 24, separation bearing; 25, center cavity; 31, connecting bearing; 32, U-shaped spring; 33, sleeve; 34, snap ring; 35, extension fast; 36, wear-resistant block; 37, movable protrusion. DETAILED DESCRIPTION

[0021] In order to make the technical scheme of the present application clearer, the present application will be further described in detail below in combination with the drawings and specific embodiments.

[0022] Embodiment 1

[0023] As shown in the drawings, Figures 1-5 A transmission adjustable separation structure, the structure is mainly installed in the transmission, and is connected with one side in the transmission, comprising a transmission shell 11, the transmission shell 11 is provided with an inner cavity 12, the inner cavity 12 has an opening on one side, the transmission and the flywheel are installed at the opening of the inner cavity 12, and the clutch is fixed on the flywheel disc.

[0024] The middle shaft 23 is rotatably connected with the transmission shell 11, penetrates the transmission shell 11, and is connected with the clutch and the flywheel, and the middle shaft 23 achieves the effect of driving transmission.

[0025] Meanwhile, the middle shaft 23 is connected with a separation bearing 24 in the inner cavity 12, the separation bearing 24 is connected with a separation fork 21, the separation fork 21 is provided with a central cavity 25 at the center thereof, the separation bearing 24 is connected with the separation fork 21 in the central cavity 25, and the separation bearing is located at the center of the separation fork 21.

[0026] The separation fork 21 is connected with a movable support rod 22 at one end through universal balls, the other end of the separation fork 21 is connected with a separation pump, the movable support rod 22 is threadedly connected with the transmission shell 11, penetrates the transmission shell 11, and is threadedly connected with a bolt outside the transmission shell 11, is fixed after being adjusted to a suitable position, and the separation fork 21 is integrally translated in the inner cavity 12 by rotating the movable support rod 22, so as to adapt to different assembly requirements.

[0027] The separation pump is installed outside the transmission shell 11, the end of the separation fork 21 is extended to the outside of the transmission shell 11 through a connecting rod to work, the position of the movable support rod 22 is fixed during work, the separation fork 21 is driven by the separation pump to swing in an arc shape in the inner cavity 12, so as to drive the separation bearing 24 at the center to move.

[0028] In order to facilitate the free movement of the two ends of the separation fork 21, the end of the separation fork 21 is provided with a wear-resistant spacer sleeve for facilitating rotation.

[0029] In the application, the separation fork 21 is freely movable as a driving source, the separation bearing 24 slides along the middle shaft 23 following the movement of the separation fork 21, so as to achieve the adjustment work of the clutch, and the separation bearing 24 and the separation fork 21 are movably connected to ensure the normal work of the separation bearing 24.

[0030] Further, the separation bearing 24 is fixedly connected with a connecting bearing 31, the separation bearing 24 and the connecting bearing 31 are both sleeved on the middle shaft 23, the connecting bearing 31 is located in the central cavity 25, the connecting bearing 31 is fixedly connected with an extension block 35 on the two sides in the radial direction, the extension block 35 is located outside the central cavity 25, and the extension block 35 abuts against the separation fork 21.

[0031] The end face of the extension block 35 towards the separation fork 21 is provided with a wear-resistant block 36, and the end face of the separation fork 21 towards the extension block 35 is provided with a movable protrusion 37, the movable protrusion 37 is a semicircular protrusion, the movable protrusion 37 and the wear-resistant block 36 are in abutment, the movable protrusion 37 and the wear-resistant block 36 are in relative rolling connection, the separation fork 21 swings around the movable support rod under the driving of the separation pump, the movable protrusion 37 and the wear-resistant block 36 will be misaligned with each other, and the abutment arrangement can facilitate the normal work of the separation fork 21, and the separation fork 21 can realize the swinging work around the movable support rod 22.

[0032] The extension block 35 and the engaging bearing 31 are not directly connected with the separation fork 21, in order to prevent the separation of the engaging bearing 31 and the separation fork 21, the U-shaped spring 32 is arranged between the extension block 35 and the separation fork 21, the U-shaped spring 32 is inserted with the separation fork 21 and the extension block 35, the side wall of the separation fork 21 is provided with a through hole, one end of the U-shaped spring 32 is inserted into the through hole, and the end of the extension block 35 away from the separation fork 21 is provided with another insertion hole, the other end of the U-shaped spring 32 is inserted into the extension block 35 after being bent, the U-shaped spring 32 is prevented from sliding horizontally and separating from the extension block 35 and the separation fork 21, which affects the normal work of the device, and the U-shaped spring 32 can also ensure the resetting work of the movable protrusion 37 and the wear-resistant block 36 after misalignment.

[0033] The extension block 35 is provided with two blocks, the two sides of the separation fork 21 are connected by the U-shaped spring 32, the whole installation is simple, and the misalignment sliding between the extension block 35 and the separation fork 21 is not affected, and the separation fork 21 can also be reset to the initial position through the U-shaped spring 32.

[0034] The sleeve 33 is sleeved on the middle shaft 23, the sleeve 33 passes through the central cavity 25, the sleeve 33 is connected with the separation bearing 24, the separation bearing 24 and the engaging bearing 31 are sleeved on the sleeve 33, the sleeve 33 realizes the spline connection, and the rotation of the middle shaft 23 does not affect the normal work of the separation bearing 24.

[0035] Further, the sleeve 33 is connected with the snap ring 34 away from the separation bearing 24, the snap ring 34 is in abutment with the separation bearing 24, the inner cavity 12 is provided with a connecting frame 13, the snap ring 34 and the connecting frame 13 are connected by bolts, and the limiting and fixing of the snap ring 34 are realized.

[0036] The above-described embodiments only express several embodiments of the present application, the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. A transmission-adjustable separation structure comprising a transmission case (11) in which an inner cavity (12) is provided, characterized by: The center of the inner cavity (12) is provided with a center shaft (23), the center shaft (23) is provided with a separation bearing (24), the separation bearing (24) is connected with a separation fork (21), one end of the separation fork (21) is connected with a movable support rod (22) through a universal ball, the other end of the separation fork (21) is connected with a separation pump, the movable support rod (22) and the bottom wall of the inner cavity (12) are threadedly connected.

2. The shift-adjustable decoupling structure according to claim 1, characterized by The center of the separation fork (21) is provided with a center cavity (25), and the separation bearing (24) is connected to the midpoint of the center cavity (25) and the separation fork (21).

3. The shift-adjustable decoupling structure according to claim 2, characterized in that, The separation bearing (24) is fixedly connected with an adapter bearing (31), the radially opposite sides of the adapter bearing (31) are fixedly connected with extension blocks (35), and the extension blocks (35) are connected with the separation fork (21).

4. The shift-adjustable decoupling structure according to claim 3, characterized by A U-shaped spring (32) is arranged between the extension blocks (35) and the separation fork (21), and the U-shaped spring (32) is inserted with the separation fork (21) and the extension blocks (35).

5. The shift-adjustable decoupling structure according to claim 3, characterized by The extension blocks (35) are connected with wear-resistant blocks (36) on the side of the separation fork (21), and the side wall of the separation fork (21) is provided with movable protrusions (37) abutting against the wear-resistant blocks (36).

6. The shift-adjustable decoupling structure according to claim 1, characterized by The center shaft (23) is provided with a sleeve (33), and the sleeve (33) is connected with the separation bearing (24).

7. A variable-ratio disconnecting structure according to claim 6, wherein The end of the sleeve (33) away from the separation bearing (24) is connected with a snap ring (34), and the snap ring (34) abuts against the separation bearing (24).

8. A variable-ratio disconnecting structure according to claim 7, wherein The inner cavity (12) is provided with a connecting frame (13), and the snap ring (34) and the connecting frame (13) are connected by bolts.

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