CN212683814U

CN212683814U - High-efficient multi-functional pressure equipment frock

Info

Publication number: CN212683814U
Application number: CN202021106586.7U
Authority: CN
Inventors: 张乐; 毛顺福
Original assignee: Hangzhou Shibao Auto Steering Gear Co ltd
Current assignee: Hangzhou Shibao Auto Steering Gear Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-12
Anticipated expiration: 2030-06-15

Abstract

The application discloses high-efficient multi-functional pressure equipment frock relates to assembly parts technical field, including pressing cover, positioning core axle, gag lever post and uide bushing, press the cover to have open-ended hollow structure for one end, positioning core axle along the axial movably set up of pressing the cover in pressing the cover, just positioning core axle along the axial motion of pressing the cover can stretch out in press the opening of cover, the gag lever post along the axial movably set up of pressing the cover in outside pressing the cover, positioning core axle with gag lever post interconnect, so that positioning core axle with the gag lever post motion is synchronous, the uide bushing is equipped with the through-hole that link up, the through-hole of uide bushing with press the coaxial setting of cover. The utility model provides a high-efficient multi-functional pressure equipment frock, reasonable in design, simple structure, assembly efficiency is high, and it is convenient to remodel, and the commonality is strong.

Description

High-efficient multi-functional pressure equipment frock

Technical Field

The utility model relates to an assembly parts technical field especially relates to a high-efficient multi-functional pressure equipment frock.

Background

The assembly of the product is one of the important processes in the field of machine manufacturing, the assembly efficiency of the parts directly affects the productivity and sales of companies, the assembly precision and state of each part directly affect the quality and performance of the product, such as parts of a steering gear, an engine and the like of an automobile, and the assembly quality directly affects the service performance and service life of the parts. Referring to fig. 1, a conventional press-fitting tool includes a press head 101 and a guide sleeve 102, and during assembly, the guide sleeve 102 is mounted on a second component to be assembled, a first component to be assembled is placed in a through hole of the guide sleeve 102, and then the press head 101 is inserted into the guide sleeve 102, so as to press-fit the first component into the second component. However, the existing press fitting tool cannot well centralize and position the assembled parts, defective products are easily generated due to improper press fitting, a set of special press fitting tool is needed for various different products, the assembling efficiency is low, and the productivity is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, a high-efficient multi-functional pressure equipment frock is proposed, reasonable in design, simple structure, assembly efficiency is high, and it is convenient to remodel, and the commonality is strong.

The utility model adopts the following technical scheme: the utility model provides a high-efficient multi-functional pressure equipment frock, including pressing cover, positioning mandrel, gag lever post and uide bushing, it has open-ended hollow structure to press the cover for one end, positioning mandrel along the axial movably set up of pressing the cover in press the cover, just positioning mandrel along the axial motion of pressing the cover can stretch out in press the opening of cover, the gag lever post along the axial movably set up of pressing the cover in press outside the cover, positioning mandrel with gag lever post interconnect, so that positioning mandrel with the gag lever post motion is synchronous, the uide bushing is equipped with the through-hole that link up, the through-hole of uide bushing with press the coaxial setting of cover.

In an example of the utility model, be equipped with the spacer pin on the uide bushing, be equipped with on the gag lever post with the spacing step of spacer pin looks adaptation.

In an embodiment of the present invention, the aperture of the through hole is gradually reduced toward the direction away from the limit pin.

In an embodiment of the present invention, the pressing sleeve, the positioning core shaft, the limiting rod, the guiding sleeve and the limiting pin are made of hard materials.

In an embodiment of the present invention, the pressing sleeve is in clearance fit with the positioning core shaft.

In an example of the present invention, the outer wall of the pressing sleeve is provided with a limiting protrusion, and the limiting protrusion is used for limiting the limiting rod to move on the pressing sleeve.

In an example of the present invention, the spacing rod is close to the spacing protruding side is provided with a buffering wear-resistant member.

In an example of the utility model, be equipped with a plurality of guide slots that set up along the axial on the lateral wall of pressure cover, the positioning core axle be equipped with the slot of gag lever post looks adaptation, the gag lever post inserts in the slot, with will the gag lever post with the positioning core axle links to each other, the both ends movably of gag lever post set up in the guide slot.

In an embodiment of the present invention, a spring for restoring the positioning core shaft is further provided in the press sleeve.

The utility model has the advantages that: the utility model provides a high-efficient multi-functional pressure equipment frock, including pressing cover, positioning core axle, gag lever post and uide bushing, the spare part of waiting to assemble can be through positioning core axle, press cover and uide bushing to cooperate and right the location, has improved the qualification rate and the assembly efficiency of assembly, is difficult to because of the pressure equipment is just producing the substandard product, moreover to the same size series product part of remodeling only need change corresponding uide bushing can, the remodeling is convenient, the commonality is strong. During assembly, the positions of the positioning mandrel and the limiting rod are adjusted firstly, the positioning mandrel extends out of an opening of the pressing sleeve, a first part to be assembled is sleeved on the positioning mandrel extending out of the opening of the pressing sleeve, the guide sleeve is installed on a second part to be assembled, the positioning mandrel and the pressing sleeve are inserted into a through hole of the guide sleeve, the pressing sleeve is pressed towards the direction of the guide sleeve, when the limiting rod contacts the guide sleeve, the guide sleeve can apply an acting force opposite to the pressing direction on the limiting rod, the limiting rod and the positioning mandrel move towards the direction far away from the guide sleeve, the positioning mandrel is separated from the first part, meanwhile, the pressing sleeve continues to push the first part to be pressed into the second part until the first part is pressed in place.

Drawings

FIG. 1 is a schematic structural view of a conventional press-fitting tool;

fig. 2 is a schematic structural view of the press-fitting tool of the present invention;

fig. 3 is a schematic structural view of the press-fitting tool of the present invention before press-fitting;

fig. 4 is a schematic structural diagram of the press-fitting tool of the present invention after press-fitting.

The figures are numbered: 1. pressing the sleeve; 2. positioning the mandrel; 3. a limiting rod; 4. a guide sleeve; 5. a spacing pin; 6. a first component part; 7. a second component part; 8. a spring; 11. a limiting bulge; 31. a limiting step; 32. a cushioning wear part; 41. a through hole;

101. a pressure head; 102. a guide sleeve; the arrow indicates the pressing direction or the moving direction.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown.

Please refer to fig. 2-4, the utility model provides a high-efficient multi-functional pressure equipment frock, including pressing cover 1, positioning core shaft 2, gag lever post 3 and uide bushing 4, it has open-ended hollow structure for one end to press cover 1, positioning core shaft 2 sets up in pressing cover 1 movably along the axial of pressing cover 1, and positioning core shaft 2 can stretch out in the opening of pressing cover 1 along the axial motion of pressing cover 1, gag lever post 3 sets up outside pressing cover 1 movably along the axial of pressing cover 1, positioning core shaft 2 and gag lever post 3 interconnect, so that positioning core shaft 2 and gag lever post 3 motion are synchronous, uide bushing 4 is equipped with through-hole 41 that link up, the through-hole 41 of uide bushing 4 and the coaxial setting of pressing cover 1. The parts to be assembled can be matched with the positioning core shaft 2, the pressing sleeve 1 and the guide sleeve 4 for righting and positioning, the qualification rate and the assembly efficiency of one-time assembly are improved, defective products are not easy to generate due to poor press fitting, only the corresponding guide sleeve 4 needs to be replaced for the parts of the series products with the same size in the mode changing process, the mode changing process is convenient, the universality is high, and the mode changing time and the productivity efficiency of workers are greatly saved. During assembly, the positions of the positioning mandrel 2 and the limiting rod 3 are adjusted firstly, the positioning mandrel 2 extends out of an opening of the pressing sleeve 1, a first part 6 to be assembled is sleeved on the positioning mandrel 2 extending out of the opening of the pressing sleeve 1, the guide sleeve 4 is installed on a second part 7 to be assembled, then the positioning mandrel 2 and the pressing sleeve 1 are inserted into a through hole 41 of the guide sleeve 4, the pressing sleeve 1 is pressed towards the direction of the guide sleeve 4, when the limiting rod 3 contacts the guide sleeve 4, the guide sleeve 4 exerts an acting force opposite to the pressing direction on the limiting rod 3, the limiting rod 3 and the positioning mandrel 2 move towards the direction far away from the guide sleeve 4, the positioning mandrel 2 is separated from the first part 6, and the pressing sleeve 1 continuously pushes the first part 6 to be pressed into the second part 7 until the pressing is in place.

Referring to fig. 2-4, in an embodiment, the guide sleeve 4 is provided with a limit pin 5, the limit rod 3 is provided with a limit step 31 adapted to the limit pin 5, the press-fitting depth of the first component 6 in the second component 7 can be determined by the limit height of the limit pin 5, and the repair of the worn press sleeve 1 can be completed by adjusting the limit size of the limit pin 5. The limit pin 5 can be sized according to the press-fitting depth of the first part 6 in the second part 7, the stroke of the press-fitting is equal to the sum (mm) of the press-fitting depth and the length of the guide sleeve 4, that is, L is equal to a + B + C + D, the press-fitting depth comprises the length of the whole of the guide sleeve 4 and the limit pin 5 and the length of the whole of the guide sleeve 4 and the guide sleeve 4 from the press-fitting position in the second part 7, the length of the guide sleeve 4 comprises the length of the limit rod 3 from the first part 6 and the movement distance of the limit rod 3 on the press sleeve 1, wherein the stroke of the press-fitting is L, the length of the whole of the guide sleeve 4 and the limit pin 5 is a, the length of the guide sleeve 4 from the press-fitting position in the second part 7 is B, the length of the limit rod 3 from the first part 6 is C, and the movement distance of the limit rod.

Referring to fig. 2, in an embodiment, the aperture of the through hole 41 is tapered toward a direction away from the limit pin 5 for guiding the contraction of the first component 6.

Referring to fig. 2-4, in an embodiment, the pressing sleeve 1, the positioning core shaft 2, the limiting rod 3, the guide sleeve 4 and the limiting pin 5 are made of hard materials, and the press-fitting depth is controlled by using the hard limiting of the tool, so as to avoid the influence of material deformation on the press-fitting state.

Referring to fig. 2-4, in an embodiment, the pressing sleeve 1 and the positioning mandrel 2 are in clearance fit, so that the positioning mandrel 2 can move back and forth on the pressing sleeve 1. The dimensions of the positioning mandrel 2 are adapted to the dimensions of the first component part 6, so that an operator can easily mount the first component part 6 on the positioning mandrel 2.

Referring to fig. 2-4, in an embodiment, a limiting protrusion 11 is disposed on an outer wall of the pressing sleeve 1, and when the limiting rod 3 moves in a direction away from the opening of the pressing sleeve 1, the limiting protrusion 11 can block the limiting rod 3 from continuing to move in the direction under the action of the limiting protrusion 11, so as to control the movement distance of the limiting rod 3 on the pressing sleeve 1, which is beneficial to design and determination of the press-fitting depth.

Referring to fig. 2-4, in an embodiment, a buffering wear-resistant member 32 is disposed on a side of the limiting rod 3 close to the limiting protrusion 11. When the limiting rod 3 moves to the limiting bulge 11, the buffering can be performed through the buffering wear-resistant part 32, and meanwhile, the abrasion caused by mutual contact between the limiting rod 3 and the limiting bulge 11 can be effectively avoided.

In an embodiment, the side wall of the pressing sleeve 1 is provided with a plurality of guide grooves (not shown) arranged along the axial direction, the positioning core shaft 2 is provided with a slot (not shown) matched with the limiting rod 3, the limiting rod 3 is inserted into the slot to connect the limiting rod 3 and the positioning core shaft 2, two ends of the limiting rod 3 are movably arranged in the guide grooves, and the connecting structure of the positioning core shaft 2 and the limiting rod 3 is reliable and can move synchronously along the guide grooves.

Referring to fig. 2 and 3, in an embodiment, a spring 8 for resetting the positioning core shaft 2 is further disposed in the pressing sleeve 1, so that after the press-fitting is finished, the compressed spring 8 can drive the positioning core shaft 2 to automatically reset without manual adjustment.

The above is only the preferred embodiment of the present invention, and not the patent protection scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings of the present invention can be directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient multi-functional pressure equipment frock, its characterized in that, is including pressing cover, positioning core axle, gag lever post and uide bushing, it has open-ended hollow structure for one end to press the cover, positioning core axle along the axial movably set up of pressing the cover in press the cover, just positioning core axle along the axial motion of pressing the cover can stretch out in press the opening of cover, the gag lever post along the axial movably set up of pressing the cover outside pressing the cover, positioning core axle with gag lever post interconnect, so that positioning core axle with the gag lever post motion is synchronous, the uide bushing is equipped with the through-hole that link up, the through-hole of uide bushing with press the coaxial setting of cover.

2. An efficient multifunctional press-fitting tool according to claim 1, wherein a limiting pin is arranged on the guide sleeve, and a limiting step matched with the limiting pin is arranged on the limiting rod.

3. An efficient multifunctional press fitting tool according to claim 2, wherein the aperture of the through hole is tapered towards the direction away from the limit pin.

4. An efficient multifunctional press-fitting tool according to claim 2, wherein the press sleeve, the positioning mandrel, the limiting rod, the guide sleeve and the limiting pin are all made of hard materials.

5. An efficient multifunctional press fitting tool according to claim 1, wherein the press sleeve and the positioning mandrel are in clearance fit.

6. An efficient multifunctional press fitting tool according to claim 1, wherein a limiting protrusion is arranged on the outer wall of the press sleeve, and the limiting protrusion is used for limiting the movement of the limiting rod on the press sleeve.

7. An efficient multifunctional press-fitting tool according to claim 6, wherein a buffering wear-resistant piece is arranged on one side, close to the limiting protrusion, of the limiting rod.

8. An efficient multifunctional press-fitting tool according to claim 1, wherein a plurality of guide grooves are axially formed in the side wall of the press sleeve, the positioning mandrel is provided with a slot matched with the limiting rod, the limiting rod is inserted into the slot to connect the limiting rod with the positioning mandrel, and two ends of the limiting rod are movably arranged in the guide grooves.

9. An efficient multifunctional press-fitting tool according to claim 1, wherein a spring for resetting the positioning mandrel is further arranged in the press-fitting sleeve.