CN217254219U

CN217254219U - Press mounting mechanism

Info

Publication number: CN217254219U
Application number: CN202221033877.7U
Authority: CN
Inventors: 张贻杰; 燕政锦
Original assignee: Shanghai Aokewei Intelligent Equipment Co ltd; Shanghai Kelai Shengluo Automation Equipment Co ltd; SHANGHAI KELAI ELECTROMECHANICAL AUTOMATION ENGINEERING CO LTD
Current assignee: Shanghai Aokewei Intelligent Equipment Co ltd; Shanghai Kelai Shengluo Automation Equipment Co ltd; SHANGHAI KELAI ELECTROMECHANICAL AUTOMATION ENGINEERING CO LTD
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-23
Anticipated expiration: 2032-04-29

Abstract

The utility model belongs to the technical field of bearing and jump ring pressure equipment, a pressure equipment mechanism is disclosed. The press-fitting mechanism comprises a frame; the first station on the frame is used for mounting the bearing; the second station on the frame is used for bearing the clamp spring; the third station on the frame is used for press mounting the snap spring; the first station also comprises a first press-fitting part for pressing the bearing into the assembly part to be assembled; the bottom of the first press-fitting part is provided with a clamping part for clamping the bearing inner ring; the third station comprises a second press-fitting part for pressing the clamp spring into the assembly part to be assembled; the second station is provided with a guide block, the guide block is matched with the opening of the clamp spring, and the opening can move along the guide block; the press-fitting mechanism further comprises a detection part, the detection part comprises a first detection head and a second detection head, the first detection head can detect the position of the detection part relative to the assembly part to be assembled, and the second detection head can detect the position of the clamp spring relative to the groove of the assembly part to be assembled. This pressure equipment mechanism can pressure equipment bearing and jump ring, has quality testing, has promoted efficiency and quality.

Description

Press mounting mechanism

Technical Field

The utility model relates to a bearing and jump ring pressure equipment technical field especially relate to a pressure equipment mechanism.

Background

With the continuous development of the field of new energy automobiles, the demand of electric drive products is increasing day by day, and in the electric drive products, a plurality of assembly occasions for press mounting of bearings and snap springs exist.

Along with the power of electric drive product is bigger and bigger, the size of bearing and the jump ring that use is also bigger and bigger, adopts traditional manual mounting means, and is inefficient, and the quality uniformity is poor, and the quality is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press fitting mechanism for pressure equipment bearing and jump ring, and bearing and jump ring after the pressure equipment of detection bearing and jump ring promote press fitting efficiency and press fitting quality for the position of treating the assembly part.

To achieve the purpose, the utility model adopts the following technical proposal:

a press-fit mechanism can be used for assembling a bearing and a snap spring, and comprises:

frame

The first station is arranged on the frame and used for mounting the bearing;

the second station is arranged on the rack and used for bearing the clamp spring;

the third station is arranged on the rack and used for press-mounting the clamp spring; the first station comprises a first press-fitting part for pressing the bearing into a to-be-assembled part; the bottom of the first press-mounting part is provided with a clamping part for clamping the inner ring of the bearing; the third station comprises a second press-fitting part for pressing the clamp spring into the assembly part to be assembled;

a guide block is arranged on the second station, the guide block is matched with an opening of the clamp spring, and the opening can move along the guide block;

the press-fitting mechanism further comprises a detection part, wherein the detection part comprises a first detection head and a second detection head, the first detection head can detect the position of the detection part relative to the assembly part to be assembled, and the second detection head can detect the position of the clamp spring relative to the groove of the assembly part to be assembled.

As a preferred scheme of the press-fitting mechanism, a plurality of plunger holes and plungers are arranged along the circumferential direction of the clamping portion, one end of each plunger extends to the outside of each plunger hole, and the other end of each plunger is fixedly arranged in each plunger hole.

Preferably, the plunger is spherical or ellipsoidal at the end far away from the plunger hole.

As a preferred scheme of press-fitting mechanism, the first station further comprises a third detection head, and the third detection head is arranged above the clamping portion and used for detecting whether the bearing is installed on the clamping portion.

As a pressure equipment mechanism preferred scheme, the third detects the head and includes third gauge rod and detection switch, the third gauge rod can contact the bearing triggers detection switch, detection switch is used for detecting whether joint portion installs the bearing.

Preferably, the third detection rod has elasticity.

As a preferable scheme of the press-fitting mechanism, the first detection head includes a first detection rod and a first sensor, and the first detection rod can contact with the member to be assembled and trigger the first sensor to detect the position of the detection part relative to the member to be assembled.

Preferably, the first detection rod has elasticity.

As a preferable scheme of the press-fitting mechanism, the second detection head includes a second detection rod and a second sensor, an end of the second detection rod is provided with a relief portion, a shape of the relief portion matches a shape of the clamp spring, and the relief portion can contact the clamp spring and trigger the second sensor to detect a position of the clamp spring relative to the groove of the component to be assembled.

Preferably, the second detection rod has elasticity.

Has the advantages that:

the bearing is installed through a first press-fitting part of a first station; the clamp spring is installed through a second press-fitting part of the third station; the second station is provided with a guide block, the guide block is matched with an opening of the clamp spring, the opening of the clamp spring can move along the guide block, and the clamp spring is always kept circumferentially limited in the pressing process through the guide block, so that the press-fitting quality of the clamp spring is prevented from being influenced by circumferential rotation in the pressing process of the clamp spring; the first detection head and the second detection head are used for detecting the accurate position of the clamp spring relative to the assembly part to be assembled.

Drawings

Fig. 1 is a schematic structural diagram of a press-fitting mechanism provided in an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural diagram of a first station provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second station provided by an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third station provided in the embodiment of the present invention.

In the figure:

100. a frame;

110. a first station; 111. a first press-fitting section; 112. a clamping part; 1121. a plunger hole; 1122. a plunger; 113. a third detection head; 1131. a third probe rod; 1132. a detection switch;

120. a second station; 121. a guide block;

130. a detection unit; 131. a first detection head; 1311. a first probe rod; 1312. a first sensor; 132. a second detection head; 1321. a second probe rod; 1322. a second sensor;

140. a third station; 141. a second press-fitting section.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

Referring to fig. 1, in this embodiment, a press-fitting mechanism is used for assembling a bearing and a snap spring, and includes a frame 100, where the frame 100 is a metal frame and is used for bearing a work table, and a safety door (not shown) is further disposed on the frame 100, and before the bearing and the snap spring are installed, the safety door is automatically opened, and after the bearing and the snap spring are placed, the safety door is automatically closed, so as to separate the whole work area and protect personnel safety. The press-fitting mechanism further comprises a first station 110, which is arranged on the frame 100 and used for mounting a bearing; the second station 120 is arranged on the frame 100 and used for bearing the clamp spring; the third station 140 is arranged on the frame 100 and used for press-fitting the snap spring; the bearing is installed through the first station 110, and the clamp spring is installed through the second station 120 and the third station 140. The installation of the bearing and the installation process of the clamp spring are independently carried out respectively, and the press fitting quality is guaranteed.

The first station 110 comprises a first press-mounting part 111 for pressing the bearing into the to-be-assembled part, a clamping part 112 is arranged at the bottom of the first press-mounting part 111, a worker manually clamps an inner ring of the bearing on the clamping part 112, then directly extrudes an outer ring of the bearing through the first press-mounting part 111, and clamps the outer ring of the bearing in a pre-assembled hole of the to-be-assembled part; referring to fig. 1 and fig. 4, when a worker places a bearing, the clamp spring is also placed on the second station, the second station 120 is provided with a guide block 121, an opening of the clamp spring is matched with the guide block 121, the third station 140 comprises a second press-fitting portion 141 for pressing the clamp spring into a to-be-assembled part, the clamp spring is pressed and assembled in a groove of the to-be-assembled part through the second press-fitting portion 141, in the clamp spring pressing-in process, the clamp spring opening can gradually shrink and deform along a boss feature of an inner cavity of the guide block 121, namely, the clamp spring is kept circumferentially limited all the time in the pressing-down process through the guide block 121, so that the clamp spring is prevented from affecting the press-fitting quality of the clamp spring due to circumferential rotation in the pressing-down process, and the accuracy of the position of the clamp spring after press-fitting is further ensured.

In this embodiment, the press-fitting mechanism further includes a detection portion 130, the detection portion 130 includes a first detection head 131 and a second detection head 132, the first detection head 131 can detect the position of the detection portion 130 relative to the to-be-fitted member, and the second detection head 132 can detect the position of the circlip relative to the groove of the to-be-fitted member. Whether can detect detection portion 130 and arrive and wait to detect the position through first detection head 131, further, when detection portion 130 reachs and waits to detect the position, whether the jump ring is inside the slot completely the joint through the second detection head further detection.

Referring to fig. 1 and fig. 2, in this embodiment, a plurality of plunger holes 1121 and plungers 1122 are disposed in the circumferential direction of the clamping portion 112, one end of the plunger 1122 extends to the outside of the plunger hole 1121, and the other end of the plunger 1122 is fixedly disposed in the plunger hole 1121. When the worker installs the bearing, the inner ring of the bearing is clamped on the clamping portion 112, and the bearing is stably supported by a plurality of supporting points formed in the circumferential direction of the inner ring of the bearing through the plurality of plungers 1122. Alternatively, the plunger 1122 has a telescopic property, one end of the plunger 1122 is fixed in the plunger hole 1121, and the other end of the plunger 1122 can be shortened by being pressed by the bearing inner ring, so that a stable supporting force is formed on the bearing inner ring, the bearing is reliably fixed, and meanwhile, the plunger 1122 with the telescopic property has a simple structure, and is easy to operate when a worker places the bearing.

Preferably, the plunger 1122 is spherical or ellipsoidal at an end distal from the plunger bore 1121. One end of the plunger 1122 is processed into a spherical surface or an ellipsoidal surface, so that the contact part of the plunger 1122 and the bearing inner ring is in arc surface transition, and the bearing inner ring can be prevented from being scratched.

Referring to fig. 1 to fig. 3, in this embodiment, the first station 110 further includes a third detecting head 113, and the third detecting head 113 is disposed above the clamping portion 112 and is used for detecting whether a bearing is mounted on the clamping portion 112. The staff is at first with bearing inner race joint on joint portion 112, can discern through third detection head 113 that the bearing inner race has been placed in the preinstallation position, after third detection head 113 discerned the bearing and has been placed, then accomplished the preparation work confirmation before the pressure equipment to further begin to start the pressure equipment process, when not having the bearing on the discernment frock pressure head, then subsequent pressure equipment process can not further carry out yet, avoided because the operator error or the bearing joint drops after the joint, further pressure equipment process starts, lead to the idle stroke extrusion of no work piece.

Optionally, the third detecting head 113 includes a third detecting rod 1131 and a detecting switch 1132, the third detecting rod 1131 can contact the bearing and trigger the detecting switch 1132, and the detecting switch 1132 is used to detect whether the bearing is installed on the clamping portion 112. When the third probe 1131 contacts the inner ring of the bearing, the detection switch 1132 is turned on, the subsequent press-fitting process is further started, and when the third probe 1131 does not contact the inner ring of the bearing, the detection switch 1132 is turned off, and the subsequent press-fitting process is not executed. In this embodiment, the third detecting rod 131 is a telescopic rod, and the rod end of the telescopic rod touches the inner ring of the bearing, and the detecting switch 1132 is triggered by the force of the third detecting rod 131.

Referring to fig. 3 and 5, preferably, the first detecting head 131 includes a first detecting rod 1311 and a first sensor 1312, the first detecting rod 1311 can contact with the member to be assembled and trigger the first sensor 1312 to detect the position of the detecting portion 130 relative to the member to be assembled, and the first detecting rod 1311 has elasticity. The first detecting rod 1311 triggers the first sensor 1312 when contacting with the member to be assembled, and through the above process, the relative position of the first detecting head 131 with respect to the member to be assembled can be detected, and after the first detecting head 131 reaches an accurate preset position, the subsequent detecting process is further started.

Referring to fig. 3 and 5, preferably, the second detecting head 132 includes a second detecting rod 1321 and a second sensor 1322, the end of the second detecting rod 1321 is provided with a relief portion, the shape of the relief portion matches with the shape of the clamp spring, after the relief portion matches with the clamp spring, the second detecting rod 1321 contacts the clamp spring and triggers the second sensor 1322 to detect the position of the clamp spring relative to the groove to be assembled, and the second detecting rod 1321 has elasticity. Through the portion of stepping down of second gauge stick 1321, contact the adaptation and trigger second sensor 1322 with the jump ring that has accomplished the installation, obtain the adaptation result through sensor 1322 to judge whether complete joint of jump ring is in waiting the inside of the slot of assembly part, thereby promoted the assembly and the detection efficiency of jump ring.

In this embodiment, the press-fitting mechanism works on the following principle: firstly, a worker opens the safety door, then a pre-installed bearing and a clamp spring are respectively placed on the clamping portion 112 and the second station 120, and meanwhile, an opening of the clamp spring is placed along the guide block 121, so that the opening is guaranteed to move downwards along the interior of the guide block 121 all the time in the process of pressing down the clamp spring, a boss feature is arranged in the inner cavity of the guide block 121, and the opening of the clamp spring can gradually contract along the boss feature and move downwards into a mounting groove; the third detection head 113 detects that the bearing is clamped in place, then the first press-mounting part 111 is driven by the cylinder to extrude the outer ring of the bearing, after the bearing is extruded in place, the pressure is maintained for a period of time, the first press-mounting part 111 is lifted for yielding, and the press-mounting of the bearing is completed; further, the second station 120 is conveyed to the position above the to-be-assembled part through the conveying mechanism, the second press-assembling part 141 is used for pressing down, the clamp spring is extruded into a preset groove of the to-be-assembled part, pressure maintaining is carried out for a period of time, the second press-assembling part 141 is lifted for yielding, and the conveying mechanism conveys the second station 120 to the initial position; the detection part 130 is aligned above the to-be-assembled part, whether the detection part reaches the preset position is detected through the first detection head 131, and when the detection part reaches the preset position, whether the clamp spring is completely installed in the groove of the to-be-assembled part is further detected through the second detection head 132.

Through this embodiment, can realize the joint installation of bearing and jump ring, both installation processes are independent each other simultaneously, have both avoided the problem of inefficiency that causes owing to artifical pressure equipment, also can further guarantee the quality and the uniformity of installation. Meanwhile, the detection equipment can detect the installation quality of the installed clamp spring at the first time, so that the batch quality of the product is ensured.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements, and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a pressure equipment mechanism, can be used for assembly bearing and jump ring, includes:

a frame (100);

a first station (110) arranged on the frame (100) for mounting the bearing;

the second station (120) is arranged on the rack (100) and is used for bearing the clamp spring;

the third station (140) is arranged on the rack (100) and used for press-fitting the clamp spring; it is characterized in that the preparation method is characterized in that,

the first station (110) comprises a first press-fitting part (111) for pressing the bearing into the part to be assembled; the bottom of the first press-mounting part (111) is provided with a clamping part (112) for clamping the inner ring of the bearing; the third station (140) comprises a second press-fitting part (141) for pressing the clamp spring into the to-be-assembled part;

a guide block (121) is arranged on the second station (120), the guide block (121) is matched with an opening of the clamp spring, and the opening can move along the guide block (121);

the press-fitting mechanism further comprises a detection part (130), the detection part (130) comprises a first detection head (131) and a second detection head (132), the first detection head (131) can detect the position of the detection part (130) relative to the assembly to be assembled, and the second detection head (132) can detect the position of the clamp spring relative to the groove of the assembly to be assembled.

2. The press-fitting mechanism according to claim 1, wherein a plurality of plunger holes (1121) and plungers (1122) are provided along a circumferential direction of the snap-in portion (112), one end of each plunger (1122) extends to an outside of the corresponding plunger hole (1121), and the other end of each plunger (1122) is fixedly arranged in the corresponding plunger hole (1121).

3. A press-fit mechanism according to claim 2, characterised in that the plunger (1122) is spherical or ellipsoidal at the end remote from the plunger bore (1121).

4. The press-fitting mechanism according to claim 1, wherein the first station (110) further comprises a third detection head (113), and the third detection head (113) is arranged above the clamping portion (112) and used for detecting whether the bearing is installed on the clamping portion (112).

5. The press-fitting mechanism according to claim 4, wherein the third detecting head (113) comprises a third detecting rod (1131) and a detecting switch (1132), the third detecting rod (1131) can contact the bearing and trigger the detecting switch (1132), and the detecting switch (1132) is used for detecting whether the bearing is installed on the clamping portion (112).

6. The press-fitting mechanism according to claim 5, wherein the third probe rod (1131) has a telescopic property.

7. A press-fit arrangement according to claim 1, characterised in that the first detection head (131) comprises a first detection bar (1311) and a first sensor (1312), the first detection bar (1311) being able to contact the component to be assembled and to activate the first sensor (1312) for detecting the position of the detection part (130) relative to the component to be assembled.

8. The press-fitting mechanism according to claim 7, wherein the first probe rod (1311) has elasticity.

9. A press-fit mechanism according to claim 1, characterised in that the second detecting head (132) comprises a second detecting rod (1321) and a second sensor (1322), the end of the second detecting rod (1321) being provided with a relief having a shape matching the shape of the circlip, the relief being able to come into contact with the circlip and trigger the second sensor (1322) for detecting the position of the circlip relative to the groove of the part to be fitted.

10. The press-fitting mechanism according to claim 9, wherein the second detection rod (1321) has a telescopic property.