CN114952913A

CN114952913A - Transmission shafting packing clamping jaw and assembling equipment

Info

Publication number: CN114952913A
Application number: CN202210699608.2A
Authority: CN
Inventors: 于明; 严鉴铂; 寇植达; 张亚光; 牛德蒙
Original assignee: Shaanxi Fast Gear Co Ltd
Current assignee: Shaanxi Fast Gear Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-08-30
Anticipated expiration: 2042-06-20
Also published as: CN114952913B

Abstract

The invention discloses a transmission shafting boxing clamping jaw and assembly equipment, belonging to the technical field of automobile transmission assembly and comprising a bottom plate, a U-shaped clamping block, a hook and a jacking device; a plurality of shafting positioning holes are formed in the bottom plate; the U-shaped clamping blocks can be connected to the bottom plate in a sliding mode and are positioned at two ends of the shaft system to be clamped; the hook can be rotatably connected to the bottom plate and is positioned at two ends of a shafting part to be clamped; the jacking device is positioned below the bottom plate and used for jacking the shafting part to facilitate the withdrawal of the clamping jaw after the shafting part is installed in the gearbox; the device realizes location, centre gripping and the income case of shafting part through mutually supporting of each part, solves among the prior art because the shafting part is more and narrow and small with the box space, easily scatters and dodges the degree of difficulty when leading to shafting part vanning big, and then the intensity of labour who leads to is big, the operating cost is high and production efficiency is low problem.

Description

Transmission shafting packing clamping jaw and assembling equipment

Technical Field

The invention belongs to the technical field of automobile transmission assembly, and relates to a transmission shafting box-entering clamping jaw and assembly equipment.

Background

The existing novel heavy truck transmission is of a three-section barrel type structure, shaft system parts including a first shaft assembly, a second shaft assembly, two middle shaft assemblies and two shifting fork shaft assemblies are assembled on a tray and then are integrally installed in a transmission case, and each shaft is required to accurately enter a corresponding hole of the case; secondly, after the shafting parts are put into the box, the space in the shell of the gearbox is basically occupied by the shafting parts, and the clamping part is operated to be withdrawn from the shell without interfering with the shell or the shafting parts, so that the problem of high difficulty in avoiding is solved;

therefore, for the production of a large-scale automatic production line, the robot clamping jaw is used as an important device for shaft system box entering, so that the requirements of shaft system part positioning and clamping are met, the clamping part is smoothly clamped and loosened, and the scratch is avoided.

Disclosure of Invention

The invention aims to solve the problems of high labor intensity, high operation cost and low production efficiency caused by high possibility of scattering and avoiding difficulty during shafting part boxing due to more shafting parts and narrow space with a box body in the prior art, and provides a transmission shafting boxing clamping jaw and assembling equipment.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:

the invention provides a transmission shafting box-entering clamping jaw which comprises a bottom plate, a U-shaped clamping block, a hook and a jacking device, wherein the U-shaped clamping block is arranged on the bottom plate; the bottom plate is provided with a plurality of shafting positioning holes for positioning shafting parts; the U-shaped clamping blocks are slidably connected to the bottom plate, are positioned at two ends of the shafting to be clamped and are used for clamping shafting parts from two ends; the hook is rotatably connected to the bottom plate, is positioned at two ends of the shafting part to be clamped and is used for supporting the shafting part to be clamped; the jacking device is located below the bottom plate and used for jacking the shafting parts to facilitate withdrawal of the clamping jaws after the shafting parts are installed in the gearbox.

Preferably, the number of the shafting positioning holes is five, and the shafting positioning holes are respectively used for accurately positioning the shaft heads of the two-shaft assembly, the two middle shaft assemblies and the two shifting fork shaft assemblies.

Preferably, the clevis block is connected to the base plate by a guide rail.

Preferably, the U-shaped clamping block is connected with a clamping cylinder for controlling the U-shaped clamping block to slide along the guide rail.

Preferably, the hook is connected with a rotary cylinder for controlling the hook to rotate.

Preferably, the hook is connected with an air cylinder for controlling the hook to stretch.

Preferably, the jacking device comprises a support, a supporting block and a jacking cylinder, wherein the supporting block is arranged on the support and is slidably connected with the support; and the jacking part of the jacking cylinder penetrates through the support to be connected with the supporting block and is used for controlling the supporting block to stretch along the vertical direction.

Preferably, the support is further provided with support columns, and the support columns are located at two ends of the support block and used for positioning and supporting the support block.

Preferably, a proximity sensor switch is further arranged on the bottom plate and connected with the hook and used for sensing the hook approaching to the bottom end of the shafting part.

A transmission shafting vanning rigging equipment includes above-mentioned clamping jaw.

Compared with the prior art, the invention has the following beneficial effects:

the invention provides a transmission shafting boxing clamping jaw, which realizes accurate positioning of shafting parts through arrangement of shafting positioning holes on an upper bottom plate and a bottom plate of the clamping jaw, realizes effective clamping of the positioned shafting parts by matching with U-shaped clamping blocks at two ends of the bottom plate, further prevents the shafting parts from scattering in the moving process, is also provided with a hook, further enhances the clamping and dragging support of the shafting parts, and further meets the positioning and clamping requirements of the shafting parts. Secondly, the jacking device can jack the shafting parts after the shafting parts are put into the box, the matched hooks are smoothly withdrawn from the box, the scratch caused by the scratch when the clamping jaws are withdrawn due to small rotating and matching space is avoided, the loss of products caused by the scratch is reduced, the assembly efficiency is improved, and the assembly cost is reduced.

The automatic clamping and the mechanical clamping of this clamping jaw are realized to the setting of guide rail and centre gripping cylinder, and the centre gripping effect is better, easily controls.

The automatic rotation and the stretching of the hook are realized through the arrangement of the air cylinder and the rotary air cylinder.

The setting of proximity sensor switch has realized that the couple is close to the automatic identification and the control of shafting part bottom, avoids the manual work to inspect whether the couple arrives the shafting part and whether arrives the assigned position to improve assembly efficiency, reduce assembly strength and error.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a structural diagram of assembling a clamping jaw for placing shafting parts into a box and a shafting part.

Fig. 2 is a bottom plate structure view of the present invention.

FIG. 3 is a partial cross-sectional view of a shafting part boxing clamping jaw of the invention.

Fig. 4 is a structural view of a jacking device of the present invention.

The device comprises a base plate 1, a U-shaped clamping block 2, a hook 3, a jacking device 4, a shafting positioning hole 11, a proximity sensor switch 12, a guide rail 21, a clamping cylinder 22, a rotating cylinder 31, a cylinder 32, a bracket 41, a supporting block 42, a jacking cylinder 43 and a supporting column 44.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that if the terms "upper", "lower", "horizontal", "inner", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually arranged when the product of the present invention is used, the description is merely for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the term "horizontal", if present, does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The invention is described in further detail below with reference to the accompanying drawings:

referring to fig. 1 to 4, the invention provides a transmission shafting boxing clamping jaw, which comprises a bottom plate 1 and fig. 2, wherein the bottom plate 1 is provided with a plurality of shafting positioning holes 11 for positioning shafting parts, preferably five shafting positioning holes 11 are arranged for accurately positioning shaft heads of a biaxial assembly, two middle shaft assemblies and two shifting fork shaft assemblies respectively; referring to fig. 3, the bottom plates 1 at two ends of the shafting positioning hole 11 are slidably connected with U-shaped clamping blocks 2 through guide rails 21, and the U-shaped clamping blocks 2 are connected with clamping cylinders 22 for controlling the U-shaped clamping blocks 2 to slide along the guide rails 21; the two ends of the shafting positioning hole 11 on the bottom plate 1 are rotatably connected with hooks 3 for supporting shafting parts to be clamped, the hooks 3 are connected with a rotating cylinder 31 for controlling the rotation of the hooks 3, and the hooks 3 are also connected with a cylinder 32 for controlling the extension and retraction of the hooks 3; referring to fig. 4, a jacking device 4 is further arranged below the bottom plate 1, the jacking device 4 comprises a bracket 41, a supporting block 42, a jacking cylinder 43 and a supporting column 44, and the supporting block 42 is arranged on the bracket 41 and is slidably connected with the bracket 41; the jacking part of the jacking cylinder 43 penetrates through the bracket to be connected with the supporting block 42 and is used for controlling the supporting block 42 to stretch and retract along the vertical direction, and the supporting columns 44 are positioned at two ends of the supporting block 42 and are used for positioning and supporting the supporting block 42; the base plate 1 is further provided with a proximity sensor switch 12, and the proximity sensor switch 12 is connected with the hook 3 and used for sensing that the hook 3 approaches the bottom end of the shafting part.

When the clamping device is used, the shaft heads of the two-shaft assembly, the two middle shaft assemblies and the two shifting fork shaft assemblies of the shaft system part are correspondingly inserted into the shaft system positioning holes, and the clamping cylinder 22 is controlled to drive the U-shaped clamping blocks 2 to move oppositely along the rail 21 so as to clamp the middle shaft assemblies; the whole shafting part is supported by means of gear engagement among the shafts, and clamping of the two-shaft assembly, the two middle shaft assemblies and the two shifting fork shaft assemblies is completed; the rotary cylinder 31 and the cylinder 32 are used for controlling the hook 3 to extend to the bottom of the middle shaft gear, the proximity sensor switch 12 senses the position where the hook 3 reaches, signal transmission is carried out, the rotary cylinder 31 is controlled to drive the hook 3 to rotate, the hook 3 is enabled to hook the bottom of the middle shaft gear, and then the whole shafting part is supported; then, the clamped shafting parts are installed in the box body, the jacking cylinder 43 of the jacking device 4 below the bottom plate 1 is utilized to push the supporting block 42 to lift up the shaft end of the intermediate shaft, the rotating cylinder 31 and the air cylinder 32 are controlled, the hook 3 is rotated and retracted to be separated from the shafting parts, and the jacking cylinder 43 is controlled to retract to enable the shafting parts to be successfully installed in the box; and finally, controlling the clamping cylinder 22 to drive the U-shaped clamping block 2 to move back to back, loosening the whole shafting, and completing the positioning, clamping and boxing processes of the whole shafting.

The invention also provides a transmission shafting boxing assembly device which comprises the clamping jaw. The assembling equipment can realize automatic positioning, clamping, boxing and assembling of shafting parts, can greatly improve the assembling efficiency and the assembling qualification rate, and reduces the labor intensity of operators, thereby reducing the assembling cost.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A transmission shafting box-entering clamping jaw is characterized by comprising a bottom plate (1), a U-shaped clamping block (2), a hook (3) and a jacking device (4); the bottom plate (1) is provided with a plurality of shafting positioning holes (11) for positioning shafting parts; the U-shaped clamping blocks (2) are slidably connected to the bottom plate (1), are positioned at two ends of a shafting to be clamped and are used for clamping shafting parts from two ends; the hook (3) is rotatably connected to the bottom plate (1), is positioned at two ends of the shafting part to be clamped and is used for supporting the shafting part to be clamped; the jacking device (4) is located below the bottom plate (1) and used for jacking the shafting part to facilitate withdrawal of the clamping jaw after the shafting part is installed in the gearbox.

2. The transmission shafting case-entering clamping jaw as claimed in claim 1, wherein the shafting positioning holes (11) are five and are respectively used for accurately positioning shaft heads of the two-shaft assembly, the two middle shaft assemblies and the two shifting fork shaft assemblies.

3. A transmission shafting boxing jaw according to claim 1, wherein the U-shaped clamp block (2) is connected to the base plate (1) by a guide rail (21).

4. A transmission shafting boxing clamping jaw according to claim 3, wherein a clamping cylinder (22) is connected to the U-shaped clamping block (2) for controlling the U-shaped clamping block (2) to slide along the guide rail (21).

5. A transmission shafting case-entering clamping jaw according to claim 1, wherein a rotating cylinder (31) is connected to said hook (3) for controlling the hook (3) to rotate.

6. A transmission shafting case-entering clamping jaw as claimed in claim 5, wherein a cylinder (32) is connected to said hook (3) for controlling the extension and retraction of the hook (3).

7. The transmission shafting boxing clamping jaw as claimed in claim 1, wherein the jacking device (4) comprises a bracket (41), a supporting block (42) and a jacking cylinder (43), wherein the supporting block (42) is arranged on the bracket (41) and is slidably connected with the bracket (41); the jacking portion of the jacking cylinder (43) penetrates through the support to be connected with the supporting block (42) and is used for controlling the supporting block (42) to stretch in the vertical direction.

8. The transmission shafting boxing clamping jaw as claimed in claim 7, wherein the support (41) is further provided with support columns (44), and the support columns (44) are located at two ends of the support block (42) and used for positioning and supporting the support block (42).

9. The transmission shafting clamping jaw of any one of claims 1 to 8, wherein a proximity sensor switch (12) is further arranged on the bottom plate (1), and the proximity sensor switch (12) is connected with the hook (3) and used for sensing the proximity of the hook (3) to the bottom end of the shafting part.

10. A transmission shafting boxing assembly apparatus, comprising the clamping jaw of any one of claims 1 to 9.