CN220296338U

CN220296338U - Displacement press-fitting equipment and workstation for automobile gearbox

Info

Publication number: CN220296338U
Application number: CN202321948239.2U
Authority: CN
Inventors: 王耀冰; 吕荣生
Original assignee: Suzhou Haitong Robot System Co ltd
Current assignee: Suzhou Haitong Robot System Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-01-05
Anticipated expiration: 2033-07-24

Abstract

The utility model relates to a position-changing press-fitting device and a workstation for an automobile gearbox, wherein the device comprises: the servo press is connected with a main pressure head; the press deflection mechanism comprises a deflection cylinder and a deflection plate, wherein the action end of the deflection cylinder is connected with the deflection plate and pushes the deflection plate to move according to a preset path; the main pressure head passes through the deflection plate; the pressing mechanism comprises a first mounting plate, a detent shaft pressing head and a bushing pressing head, wherein the detent shaft pressing head and the bushing pressing head penetrate through the first mounting plate, and the detent shaft pressing head is provided with a first lifting driving source; the bushing press head is provided with a second lifting driving source; the first lifting driving source and the second lifting driving source are both arranged on the first mounting plate; a substrate on which the housing is placed; the main pressure head can press the detent shaft pressure head or the bushing pressure head. The utility model realizes an automatic press-fitting process and ensures press-fitting quality.

Description

Displacement press-fitting equipment and workstation for automobile gearbox

Technical Field

The utility model relates to the technical field of automobile part assembly, in particular to a position-changing press-fitting device and a workstation for an automobile gearbox.

Background

In the field of automobile part assembly, in the assembly process of a gearbox, the requirement for press fitting of a parking detent shaft and a bushing of the gearbox is high, and the process is complex, so that the assembly process is difficult.

At present, the pin shaft and the bushing are knocked into the pin hole by a hammer and an auxiliary tool mainly by manpower. The above-mentioned technique has the following disadvantages:

1. the manual assembly has low vertical precision and is easy to damage a workpiece; the accuracy of the size of the pressed depth is low;

2. the hands of operators are vulnerable to injury.

3. Cannot be matched with the existing common automatic production line.

In view of the foregoing, it is desirable to design a device for automatically press-fitting a detent shaft and a bushing to satisfy press-fitting quality while reducing labor intensity.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model discloses a position-changing press-fitting device and a workstation for an automobile gearbox.

The technical scheme adopted by the utility model is as follows:

a displacement press-fitting apparatus for an automotive transmission, comprising:

the servo press is connected with a main pressure head;

the press displacement mechanism comprises a displacement cylinder and a displacement plate, wherein the action end of the displacement cylinder is connected with the displacement plate and pushes the displacement plate to move according to a preset path; the main pressure head passes through the deflection plate;

the pressing mechanism comprises a second mounting plate, a detent shaft pressing head and a bushing pressing head, wherein the detent shaft pressing head and the bushing pressing head penetrate through the second mounting plate, a first lifting driving source is arranged on the detent shaft pressing head, and the first lifting driving source drives the detent shaft pressing head to lift; the bushing press head is provided with a second lifting driving source, and the second lifting driving source drives the bushing press head to lift; the first lifting driving source and the second lifting driving source are both arranged on the second mounting plate;

a substrate on which the housing is placed;

the main pressure head can press the pawl shaft pressure head or the bushing pressure head.

In one embodiment of the utility model, the press indexing mechanism further comprises an indexing guide rail and an indexing slide moving along the indexing guide rail, wherein the indexing slide is connected with the indexing plate.

In one embodiment of the utility model, a positioning mechanism is further included, the positioning mechanism being configured to compress the housing, limiting movement of the housing.

In one embodiment of the utility model, the positioning mechanism comprises a pressure head lifting driving source and at least one pressing head, wherein the pressure head lifting driving source is arranged on the first mounting plate, and the acting end of the pressure head lifting driving source is connected with the pressing head.

In one embodiment of the utility model, a reaction force support mechanism is further included, the reaction force support mechanism being configured to support the substrate.

In one embodiment of the present utility model, the reaction force supporting mechanism includes a horizontal pushing driving source, a reaction force supporting rod, and a vertical pushing driving source, wherein an acting end of the horizontal pushing driving source is connected to a reaction force supporting jack block, the reaction force supporting jack block has an inclined plane for jacking an end of the reaction force supporting rod, and an acting end of the vertical pushing driving source is connected to the reaction force supporting rod.

In one embodiment of the utility model, the base plate is provided with a rotary hold-down mechanism arranged to limit play of the housing in a vertical direction.

In one embodiment of the utility model, the base plate is provided with a locking mechanism arranged to limit movement of the housing in a horizontal direction.

In one embodiment of the utility model, the base plate is provided with at least one support for supporting the housing.

The present utility model also provides a workstation comprising:

the platform frame is provided with a platform, and the platform is provided with a horizontal guide rail and a horizontal sliding block moving along the horizontal guide rail;

the displacement press-fitting device for the automobile gearbox is characterized in that the base plate of the displacement press-fitting device for the automobile gearbox is connected with the horizontal sliding block.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

the displacement press-fitting equipment for the automobile gearbox realizes automatic operation in the whole process of press-fitting, workpiece positioning and the like, improves the degree of automation, overcomes the defects of low manual assembly precision, poor efficiency, easy damage to workpieces, easy personnel injury and the like, improves the assembly efficiency and the assembly quality, reduces the labor cost, is simple to operate and meets the market demand.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.

Fig. 1 is a front view of a press index mechanism of an index press-fitting apparatus for an automotive transmission in the present utility model.

Fig. 2 is a bottom view of a press indexing mechanism for an indexing press-fitting apparatus for an automotive transmission in accordance with the present utility model.

Fig. 3 is a front view of a press-fit mechanism and a positioning mechanism of a displacement press-fit apparatus for an automotive transmission in the present utility model.

Fig. 4 is a schematic structural view of a platform frame for a displacement press-fitting apparatus for an automotive transmission in the present utility model.

Fig. 5 is a front view of the reaction force supporting mechanism in the present utility model.

Fig. 6 is a side view of the reaction force supporting mechanism in the present utility model.

Fig. 7 is a schematic view of the structure of the workstation in the present utility model.

Description of the specification reference numerals: 1. a servo press; 2. a press displacement mechanism; 201. a displacement cylinder; 202. a deflection guide rail; 203. a displacement slide block; 204. a deflection plate; 3. a first mounting plate; 4. a main pressure head; 5. a second mounting plate; 6. a detent shaft ram; 7. a bushing ram; 8. a rotary pressing mechanism; 9. a locking mechanism; 10. a ram elevation drive source; 11. a compacting head; 12. a reaction force supporting mechanism; 1201. a reaction force pushing cylinder; 1202. advancing the guide rail; 1203. pushing the slide block; 1204. a counter force supporting top block; 1205. a reaction force supporting rod; 1206. a counter-force support rod sliding sleeve; 1207. a knuckle bearing; 1208. a reaction force support column; 1209. a counter-force support bar support; 1210. lifting the cylinder slide block; 1211. lifting the cylinder; 1212. lifting the cylinder mounting seat; 13. a protective frame; 14. a support; 15. a horizontal guide rail; 16. a limiting mechanism; 17. a platform frame.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

The foregoing and other features, aspects and advantages of the present utility model will become more apparent from the following detailed description of the embodiments, read in conjunction with the accompanying drawings. The directional terms mentioned in the following embodiments are, for example: upper, lower, left, right, front or rear, etc., are merely references to the directions of the drawings. Thus, directional terminology is used for the purpose of illustration and is not intended to be limiting of the utility model, and furthermore, like reference numerals refer to like elements throughout the embodiments.

Example 1

Referring to fig. 1-4, a displacement press-fitting apparatus for an automotive transmission, comprising:

the servo press 1 is connected with a main press head 4;

the press deflection mechanism 2 comprises a deflection cylinder 201 and a deflection plate 204, wherein the action end of the deflection cylinder 201 is connected with the deflection plate 204 and pushes the deflection plate 204 to move according to a preset path; the main ram 4 passes through the deflection plate 204;

the pressing mechanism comprises a second mounting plate 5, a pawl shaft pressing head 6 and a bushing pressing head 7, wherein the pawl shaft pressing head 6 and the bushing pressing head 7 penetrate through the second mounting plate 5, the pawl shaft pressing head 6 is provided with a first lifting driving source, and the first lifting driving source drives the pawl shaft pressing head 6 to lift; the bushing press head 7 is provided with a second lifting driving source, and the second lifting driving source drives the bushing press head 7 to lift; the first lifting driving source and the second lifting driving source are both arranged on the second mounting plate 5;

a substrate on which the housing is placed;

the pawl shaft pressing head 6 and the pawl assembly point position of the shell are correspondingly arranged, the bushing pressing head 7 and the bushing assembly point position of the shell are correspondingly arranged, and the main pressing head 4 can press the pawl shaft pressing head 6 or the bushing pressing head 7.

Referring to fig. 1 and 2, the press indexing mechanism 2 further includes an indexing guide 202 and an indexing slider 203 moving along the indexing guide 202, wherein the indexing slider 203 is connected to an indexing plate 204. And, the cylinder 201 that shifts installs in first mounting panel 3, first mounting panel 3 and second mounting panel 5 parallel arrangement, and wherein, first mounting panel 3 is the rectangular plate, has a long limit and a broadside, and the straight line that the action end place axis of cylinder 201 that shifts and the long limit place of first mounting panel 3 forms the contained angle, and this contained angle number of degrees designs according to the contained angle that the center of detent shaft pressure head 6 and the center line of bush pressure head 7 and the straight line place of long limit place of first mounting panel 3 formed.

In some embodiments, the indexing press-fit apparatus for an automotive transmission further includes a positioning mechanism configured to compress the housing, limiting movement of the housing. Specifically, the positioning mechanism comprises a pressing head lifting driving source 10 and at least one pressing head 11, the pressing head lifting driving source 10 is arranged on the second mounting plate 5, and the acting end of the pressing head lifting driving source 10 is connected with the pressing head 11. In this embodiment, the number of the pressing heads 11 is two, and both the two pressing heads 11 are mounted on an adapter plate, so that the acting end of the pressing head lifting driving source 10 is connected to the adapter plate. The ram elevation drive source 10 may be a commercially available air cylinder, selected and adjusted as desired by one skilled in the art.

In still other embodiments, referring to fig. 5 and 6, the index press-fitting apparatus for an automotive transmission further includes a positioning mechanism further including a reaction force support mechanism 12, the reaction force support mechanism 12 being configured to support a substrate. Specifically, the reaction force supporting mechanism 12 includes a horizontal pushing drive source, a reaction force supporting rod 1205, and a vertical pushing drive source, the acting end of the horizontal pushing drive source is connected to the reaction force supporting jack 1204, the reaction force supporting jack 1204 has an inclined surface jack up the end of the reaction force supporting rod 1205, and the acting end of the vertical pushing drive source is connected to the reaction force supporting rod 1205.

The horizontal pushing driving source comprises a counter force pushing cylinder 1201, a pushing guide rail 1202 and a pushing sliding block 1203, the pushing sliding block 1203 moves along the pushing guide rail 1202, and the acting end of the counter force pushing cylinder 1201 is connected with the counter force supporting top block 1204. The reaction force support rod slide sleeve 1206 is sleeved on the reaction force support rod 1205, and the reaction force support rod 1205 is provided with a joint bearing 1207 and a reaction force support column 1208 connected with the joint bearing 1207.

The vertical pushing driving source comprises a counter force supporting rod support 1209, a lifting cylinder sliding block 1210, a lifting cylinder 1211 and a lifting cylinder mounting seat 1212, wherein the acting end of the lifting cylinder 1211, namely the lifting cylinder sliding block 1210, is connected with the counter force supporting rod support 1209, the counter force supporting rod support 1209 is connected with the counter force supporting rod 1205, and the lifting cylinder 1211 is mounted on the lifting cylinder mounting seat 1212.

In still other embodiments, as shown in fig. 4, the base plate is provided with a rotary hold-down mechanism 8, the rotary hold-down mechanism 8 being configured to limit movement of the housing in a vertical direction. Wherein, the rotary pressing mechanism 8 can adopt a rotary pressing clamping cylinder.

In still other embodiments, as shown in fig. 4, the base plate is provided with a locking mechanism 9, the locking mechanism 9 being arranged to limit movement of the housing in a horizontal direction. The locking mechanism 9 comprises a single-acting cylinder and a locking block, the acting end of the single-acting cylinder is connected with the locking block, and the single-acting cylinder pushes the locking block to be close to a positioning block which is matched with the locking block on the substrate, so that the movement of the shell in the horizontal direction is limited.

In still other embodiments, the base plate is provided with at least one support 14, the support 14 being for supporting the housing. It will be appreciated that the number of support members 14 may be designed according to the size of the housing to be supported, so long as the support members 14 are satisfied to reduce the pressure of the housing against the substrate.

The working principle of this embodiment is as follows:

the lifting cylinder 1211 drives the reaction support rod 1205 to move up and down through the lifting cylinder slider 1210 and the reaction support rod support 1209, and the reaction support rod sliding sleeve 1206 plays a role in positioning and guiding. The reaction force pushing cylinder 1201 drives the reaction force supporting top block 1204 to move horizontally through the pushing guide rail 1202 and the pushing slider 1203. The reaction force supporting block 1204 pushes the reaction force supporting rod 1205, and the upper surface of the reaction force supporting column 1208 contacts the housing and slightly pushes up the housing, thereby playing a role in reaction force supporting.

The positioning mechanism compresses tightly the casing through pressure head lift drive source 10, and rotatory hold-down mechanism 8 compresses tightly the casing through selecting the dress cylinder, prevents to press the work piece drunkenness when installing the casing. The detent shaft ram 6 and the bushing ram 7 contact the workpiece, such as the detent shaft and the bushing, and the workpiece is pressed into the housing.

The press displacement mechanism 2 is used for switching the position of the main pressure head 4, so that the servo press 1 can complete two press mounting tasks of the press mounting detent shaft and the bushing. The main ram 4 contacts the detent shaft ram 6 to transfer pressure to the detent shaft, which is pressed into the housing.

Likewise, contact of the main ram 4 with the bushing ram 7 conducts pressure to the bushing, pressing the bushing into the housing.

Example two

With reference to fig. 4 and 7, a workstation comprises:

a platform frame 17 having a platform provided with a horizontal guide rail 15 and a horizontal slider moving along the horizontal guide rail 15; wherein, the platform can divide into artifical material loading station and pressure equipment station.

The first embodiment provides a displacement press-fitting device for an automobile gearbox, wherein a base plate of the displacement press-fitting device for the automobile gearbox is connected with a horizontal sliding block.

It should be noted that the number of the substrates,

in some embodiments, the workstation further comprises a limiting mechanism 16, the limiting mechanism 16 being disposed on one side of the horizontal rail 15 to limit the limit position of the horizontal movement of the substrate. Wherein, stop mechanism 16 may be an L-shaped stop.

Further, the workstation further comprises a protective frame 13, and the protective frame 13 is covered on the platform frame 17 to play a role in guaranteeing the safety of operators.

The working principle of this embodiment is as follows:

the worker places the housing into the base plate of the manual loading station and then loads the bushing and the detent shaft into the bushing ram 7 and the detent shaft ram 6, respectively.

The housing is transported to the press station and the counter-force support mechanism 12 jacks up the substrate. The bushing pressing head 7 descends through a second lifting driving source, the bushing to be pressed is contacted with the shell, the servo press 1 presses downwards, and the bushing is pressed into the shell; the servo press 1 is switched to a pawl shaft press-fitting position through the press displacement mechanism 2, the pawl shaft press head 6 descends through the first lifting driving source, the pawl shaft to be pressed is contacted with the shell, and the servo press 1 is pressed down to press the pawl shaft into the shell.

After the press mounting of the workpiece is completed, the substrate returns to the initial position, and the pressed shell is manually taken down.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. A displacement press-fitting apparatus for an automotive transmission, comprising:

a servo press (1) connected with a main press head (4);

the press deflection mechanism (2) comprises a deflection cylinder (201) and a deflection plate (204), wherein the action end of the deflection cylinder (201) is connected with the deflection plate (204) and pushes the deflection plate (204) to move according to a preset path; the main pressure head (4) passes through the deflection plate (204);

the pressing mechanism comprises a second mounting plate (5), a pawl shaft pressing head (6) and a bushing pressing head (7), wherein the pawl shaft pressing head (6) and the bushing pressing head (7) both penetrate through the second mounting plate (5), the pawl shaft pressing head (6) is provided with a first lifting driving source, and the first lifting driving source drives the pawl shaft pressing head (6) to lift; the bushing press head (7) is provided with a second lifting driving source, and the second lifting driving source drives the bushing press head (7) to lift; the first lifting driving source and the second lifting driving source are both arranged on the second mounting plate (5);

a substrate on which the housing is placed;

the main pressure head (4) can press the pawl shaft pressure head (6) or the bushing pressure head (7).

2. The displacement press-fitting apparatus for an automotive transmission according to claim 1, characterized in that the press displacement mechanism (2) further comprises a displacement guide rail (202) and a displacement slider (203) that moves along the displacement guide rail (202), the displacement slider (203) and the displacement plate (204) being connected.

3. The index press-fitting apparatus for an automotive transmission according to claim 1, further comprising a positioning mechanism configured to press against the housing, restricting movement of the housing.

4. A displacement press-fitting apparatus for an automotive transmission according to claim 3, characterized in that the positioning mechanism comprises a ram lifting drive source (10) and at least one pressing head (11), the ram lifting drive source (10) is mounted to the second mounting plate (5), and an active end of the ram lifting drive source (10) is connected to the pressing head (11).

5. The displacement press-fitting apparatus for an automotive transmission according to claim 1, further comprising a reaction force supporting mechanism (12), the reaction force supporting mechanism (12) being provided to support the base plate.

6. The displacement press-fitting apparatus for an automotive transmission according to claim 5, wherein the reaction force supporting mechanism (12) includes a horizontal pushing drive source, a reaction force supporting rod (1205), and a vertical pushing drive source, an acting end of the horizontal pushing drive source being connected to a reaction force supporting jack having an end portion of an inclined surface jacking up the reaction force supporting rod (1205), and an acting end of the vertical pushing drive source being connected to the reaction force supporting rod (1205).

7. The displacement press-fitting apparatus for an automotive transmission according to claim 1, characterized in that the base plate is provided with a rotary pressing mechanism (8), and the rotary pressing mechanism (8) is arranged to restrict the movement of the housing in the vertical direction.

8. The displacement press-fitting apparatus for an automotive transmission according to claim 1, characterized in that the base plate is provided with a lock mechanism (9), the lock mechanism (9) being arranged to restrict the movement of the housing in the horizontal direction.

9. The displacement press-fitting device for a motor vehicle transmission according to claim 1, wherein the base plate is provided with at least one support member (14), the support member (14) being for supporting the housing.

10. A workstation, comprising:

a platform frame (17) having a platform provided with a horizontal guide rail (15) and a horizontal slider moving along the horizontal guide rail (15);

the displacement press-fitting device for an automobile transmission according to any one of claims 1 to 9, wherein a base plate of the displacement press-fitting device for an automobile transmission is connected to the horizontal slider.