CN214818128U

CN214818128U - Piston assembly fixture

Info

Publication number: CN214818128U
Application number: CN202121243779.1U
Authority: CN
Inventors: 朱恒; 朱旭豪; 吴卫栋; 徐锋
Original assignee: Wuxi Weifu Mashan Fuel Injection Equipment Co ltd
Current assignee: Wuxi Weifu Mashan Fuel Injection Equipment Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-23
Anticipated expiration: 2031-06-04

Abstract

The utility model relates to a piston assembly fixture, including the first bottom plate, set up base and stand on the said first bottom plate respectively, the said base is used for connecting with a part of the piston to be assembled, the near-end of the said stand is connected with the key seat through the fixture block, the said fixture block connects the locking card detachably, in order to be used for passing the said locking card and another part of the said piston to be assembled positions; the pin seat is detachably connected with a plug pin for connecting with the other part of the piston to be assembled through the plug pin. The setting of base can be convenient the realization wait to assemble the location installation of piston to the activity of base has been realized with setting up of guide rail to the slider, can make the operation personnel target in place the base propelling movement convenient, fast.

Description

Piston assembly fixture

Technical Field

The utility model relates to an anchor clamps field especially relates to piston assembly anchor clamps.

Background

At present, the assembly is accomplished to the mode that traditional piston part all adopted the cylinder to push down the spring holder, and the more complicated piston of structure needs the operation personnel to use torque wrench to accomplish the locking to lock nut through great power, and this kind of locking mode is wasted time and energy, has not only increased operation personnel's intensity of labour, has still reduced the assembly efficiency of enterprise.

Disclosure of Invention

In view of the above-discussed shortcomings of the prior art, it is an object of the present invention to provide a piston assembly jig to solve one or more problems of the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the piston assembling clamp comprises a first base plate, wherein a base and an upright post are respectively arranged on the first base plate, the base is used for being connected with one part of a piston to be assembled, the near end of the upright post is connected with a pin boss through a clamping block, and the clamping block is detachably connected with a locking clamping piece so as to be used for being positioned with the other part of the piston to be assembled through the locking clamping piece; the pin seat is detachably connected with a plug pin for connecting with the other part of the piston to be assembled through the plug pin.

Further, the base comprises a base body, a first protruding portion extending along the axial direction is arranged at the near end of the base body, an opening is formed in the first protruding portion, the far end of the opening extends to the base body, and at least one locking hole is formed in the base body.

Furthermore, a first bayonet is formed in the clamping block.

Furthermore, the locking card comprises a card body, and a second bayonet is formed in the card body.

Further, the bolt includes the round pin body, spacing portion is connected to the near-end of round pin body, handheld portion is connected to the near-end of spacing portion, the distal end of round pin body passes through the second bulge and connects the assembly piece.

Further, the outer diameter of the limiting part is larger than that of the pin body.

Furthermore, the handheld portion, the limiting portion, the pin body, the second protruding portion and the assembling block are coaxially arranged.

Further, the base is arranged on a second bottom plate, and the second bottom plate is movably arranged on the first bottom plate through a movable assembly.

Further, the movable assembly comprises at least one guide rail and a sliding block connected with the guide rail in a sliding manner.

Furthermore, at least one first handle is arranged on the first bottom plate.

Compared with the prior art, the utility model discloses a beneficial technological effect as follows:

the base can be conveniently positioned and installed, the sliding block and the guide rail are arranged to realize the movement of the base, and operators can conveniently and quickly push the base in place.

And (II) the clamping block is connected with the stand column, the clamping block is provided with the first bayonet, so that the locking clamping piece can be detachably connected, and meanwhile, the locking clamping piece can be provided with the second bayonets with different sizes to meet the assembly requirements of different locking nuts so as to adapt to the assembly of various pistons.

The arrangement of the plug pin and the locking clamping piece can meet the fixation of the piston to be assembled in the axial direction and the radial direction, so that the rotation and the assembly of the locking nut on the piston to be assembled are quick and convenient, the assembly efficiency is improved, the assembly time of a single part is greatly shortened, and the stability and the reliability of the assembly are ensured.

Drawings

Fig. 1 shows the piston assembling jig according to the embodiment of the present invention.

Fig. 2 shows a schematic structural diagram of a plug pin in a piston assembling jig according to an embodiment of the present invention.

Fig. 3 shows a schematic structural diagram of a base in the piston assembling jig according to the embodiment of the present invention.

Fig. 4 shows a schematic cross-sectional structural view of a base in a piston assembling jig according to an embodiment of the present invention.

Fig. 5 shows a schematic structural diagram of a locking clip in the piston assembling jig according to the embodiment of the present invention.

Fig. 6 shows a schematic structural diagram of a fixture block in the piston assembling jig according to the embodiment of the present invention.

In the drawings, the reference numbers: 100. a support block; 101. a first base plate; 102. a first handle; 2. a piston to be assembled; 201. locking the nut; 300. a guide rail; 301. a slider; 302. a second base plate; 303. a second handle; 4. a base; 400. a base body; 401. an opening; 402. a first projecting portion; 403. a locking hole; 500. a column; 501. a clamping block; 502. a first bayonet; 503. a pin boss; 6. a bolt; 600. a hand-held portion; 601. a limiting part; 602. a pin body; 603. a second projection; 604. assembling the block; 7. locking the knob; 8. locking the card; 801. a card body; 802. and a second bayonet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the piston assembling jig provided by the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

In order to describe the structure of the piston assembling jig more clearly, the present invention defines the terms "distal end" and "proximal end", specifically, the "distal end" refers to the end away from the operator, the "proximal end" refers to the end close to the operator, and by way of example, fig. 1, the upper end of the upright 500 in fig. 1 is the proximal end, and the lower end of the upright 500 in fig. 1 is the distal end.

Referring to fig. 1, the piston assembling jig of the first embodiment includes a first bottom plate 101, and a base 4 and a pillar 500 are respectively disposed on the first bottom plate 101. At least one supporting block 100 is arranged at the bottom of the first bottom plate 101, and is used for ensuring the stability and the flatness of the first bottom plate 101 and the whole structure on a mounting plane, and at the same time, in order to ensure that an operator can conveniently take and place, at least one first handle 102 is connected to the first bottom plate 101.

Referring to fig. 1, in particular, the base 4 is disposed on the second bottom plate 302, and the second bottom plate 302 is movably disposed on the first bottom plate 101 through a movable component. Specifically, the movable assembly comprises a pair of guide rails 300 and sliding blocks 301 connected to the guide rails 300 in a sliding manner, each sliding block 301 is connected to the bottom of the second base plate 302, in order to ensure the convenient movement of the second base plate 302, a second handle 303 is further connected to the second base plate 302, and the second base plate 302 and the base 4 connected to the second base plate 302 can conveniently and quickly slide back and forth through the second handle 303. A

With continuing reference to fig. 1, fig. 3 and fig. 4, the base 4 is used for positioning a portion of the piston 2 to be assembled, and specifically, for positioning and connecting with a distal end of the piston 2 to be assembled, wherein the base 4 includes a base body 400, a proximal end of the base body 400 has a first protruding portion 402 extending along an axial direction, the first protruding portion 402 is provided with an opening 401, a distal end of the opening 401 extends to the base body 400, and the base body 400 is further provided with at least one locking hole 403. The opening 401 is disposed coaxially with the base body 400 and the first protrusion 402.

With continued reference to fig. 1 and 5, the distal end of the upright 500 is fixedly connected to the first base plate 101, the proximal end of the upright 500 is connected to the latch 501, and the latch 501 is connected to the pin seat 503, wherein the latch 501 is detachably connected to the locking tab 8 for positioning with another portion of the piston 2 to be assembled through the locking tab 8. The pin holder 503 is detachably connected with the plug 6 and is used for being connected with another part of the piston 2 to be assembled through the plug 6, and a pin hole for inserting the plug 6 is formed in the pin holder 503.

Specifically, with reference to fig. 1, a first bayonet 502 is formed on the card block 501, the first bayonet 502 is used for being mutually clamped with an outer side of a card body 801 of the locking card 8, preferably, the first bayonet 502 is rectangular, and the outer side of the card body 801 is also rectangular matching with the first bayonet 502.

Specifically, referring to fig. 5, the locking card 8 includes a card body 801, a second bayonet 802 is formed on the card body 801, the second bayonet 802 is adapted to the shape of the locking nut 201 on the piston 2 to be assembled, preferably, the second bayonet 802 is hexagonal, and the locking nut 201 is also a hexagon nut.

Correspondingly, in order to meet the requirements of different sizes of the locking nut 201 on the plunger 2 to be assembled, the size of the second bayonet 802 on the locking card 8 may also be different, that is, the shape of the locking card 8 is fixed and can be clamped with the first bayonet 502, but the shape and the size of the second bayonet 802 on the locking card 8 are variable, so as to meet the requirements of different types of locking nuts 201.

The specific structure of the plug 6 is described below as follows:

the plug pin 6 comprises a pin body 602, the proximal end of the pin body 602 is connected with a limiting part 601, the proximal end of the limiting part 601 is connected with a handheld part 600, and the distal end of the pin body 602 is connected with an assembling block 604 through a second bulge 603. The outer diameter of the limiting portion 601 is larger than that of the pin body 602, after the pin body 602 is inserted into the pin hole, the further insertion of the pin body 602 is limited by the limiting portion 601, so that the pin body 602 is supported on the surface of the pin seat 503 through the limiting portion 601, and after the pin body 602 is inserted, the locking knob 7 is used for screwing and fixing. The handheld portion 600, the limiting portion 601, the pin body 602, the second protruding portion 603 and the assembling block 604 are coaxially arranged, the second protruding portion 603 is used for abutting against a screw portion on the piston 2 to be assembled, and the assembling block 604 is used for extending into the screw to be connected with the screw.

The utility model discloses a concrete working process as follows:

referring to fig. 1 to 5, the distal end of the piston 2 to be assembled is first placed in the opening 401 of the base 4, then the base 4 is pushed by the second handle 303 to be close to the upright 500, since the base 4 is connected to the second bottom plate 302, and the second bottom plate 302 is slidably connected to the guide rail 300 through the sliding block 301, the base 4 can be conveniently slid to be close to the upright 500, then the card body 801 of the locking card 8 is placed at the near end of the piston 2 to be assembled, the near end of the piston 2 to be assembled is provided with a groove for accommodating a part of the card body 801, the height of the card body 801 is larger than the depth of the groove, so that the card body 801 is provided with another part protruding out of the groove, when the piston 2 to be assembled and the card body 801 are close to the upright column 500 under the influence of the sliding of the base 4, the outer side of the card body 801 is matched with the first bayonet 502 of the card block 501, so that the piston 2 to be assembled is fixed at the radial position.

At this time, after the position of the piston 2 to be assembled is fixed, the axis of the lock nut 201 in the piston 2 to be assembled is coaxial with the axis of the pin hole in the pin seat 503, at this time, the plug pin 6 is matched with the pin hole, the pin body 602 extends out of the pin hole, the second protrusion 603 at the distal end of the pin body 602 is abutted to the screw part of the piston 2 to be assembled, and meanwhile, the inside of the screw is provided with a hexagonal hole, so that the assembly block 604 connected with the second protrusion 603 can also be adapted to the hexagonal hole, so that the piston 2 to be assembled is connected with the plug pin 6, and the axial direction of the piston 2 to be assembled is fixed.

After the axial direction and the radial direction of the piston 2 to be assembled are fixed, the isomorphic spanner can apply a larger torque force to complete the locking of the locking nut.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. Piston assembly anchor clamps, including first bottom plate, its characterized in that: the first bottom plate is respectively provided with a base and an upright post, the base is used for being connected with one part of the piston to be assembled, the near end of the upright post is connected with a pin boss through a fixture block, and the fixture block is detachably connected with a locking clamp piece so as to be used for being positioned with the other part of the piston to be assembled through the locking clamp piece; the pin seat is detachably connected with a plug pin for connecting with the other part of the piston to be assembled through the plug pin.

2. The piston assembling jig of claim 1, wherein: the base comprises a base body, a first protruding portion extending along the axial direction is arranged at the near end of the base body, an opening is formed in the first protruding portion, the far end of the opening extends to the base body, and at least one locking hole is formed in the base body.

3. The piston assembling jig of claim 1, wherein: the fixture block is provided with a first bayonet.

4. The piston assembling jig of claim 1, wherein: the locking card comprises a card body, and a second bayonet is formed in the card body.

5. The piston assembling jig of claim 1, wherein: the bolt comprises a pin body, the near end of the pin body is connected with a limiting part, the near end of the limiting part is connected with a handheld part, and the far end of the pin body is connected with an assembling block through a second protruding part.

6. The piston assembling jig of claim 5, wherein: the outer diameter of the limiting part is larger than that of the pin body.

7. The piston assembling jig of claim 6, wherein: the handheld portion, the limiting portion, the pin body, the second protruding portion and the assembling block are coaxially arranged.

8. The piston assembling jig of claim 1, wherein: the base is arranged on the second bottom plate, and the second bottom plate is movably arranged on the first bottom plate through a movable assembly.

9. The piston assembling jig of claim 8, wherein: the movable assembly comprises at least one guide rail and a sliding block connected with the guide rail in a sliding manner.

10. The piston assembling jig of claim 1, wherein: at least one first handle is further arranged on the first bottom plate.