CN216829380U

CN216829380U - Point splicing tool for front frame assembly of engineering machinery

Info

Publication number: CN216829380U
Application number: CN202123084235.8U
Authority: CN
Inventors: 顾志政; 穆建林
Original assignee: Xinsong Intelligent Manufacturing Public Service Platform Qingzhou Co ltd
Current assignee: Xinsong Intelligent Manufacturing Public Service Platform Qingzhou Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-28
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a spot assembly tool for a front frame assembly of engineering machinery, which comprises a base, wherein supporting seats 1 are respectively arranged at the positions on the base, which are equidistant from the central axis, on the left side and the right side, pin shaft positioning seats are arranged on the supporting seats 1, supporting seats 2 are respectively arranged at the same side of the pin shaft positioning seats on the two supporting seats 1, the other ends of the two supporting seats 2 stretch across a fixedly connected crossbeam, a pin shaft III is arranged at the middle position of the crossbeam, the pin shaft III is arranged on the lower surface of the crossbeam, a supporting seat 3 is arranged on the central axis of the base and positioned at the front side edge of the base, a pin shaft IV is arranged on the upper surface of the supporting seat 3, a positioning pin seat is also arranged on the base under the pin shaft IV, the rear side of the positioning pin seat is provided with a limiting block and an equal-height cushion plate respectively, the positions of the rear side edge of the base, which are equidistant to the central axis, are provided with supporting seats 4 respectively, and the two supporting seats 4 are fixedly connected with positioning pins II respectively. The utility model provides high work efficiency has solved the difficult problem of taking out of later stage round pin axle.

Description

Point splicing tool for front frame assembly of engineering machinery

Technical Field

The utility model belongs to the technical field of engineering machine tool, specifically be frame assembly piece together some frocks before engineering machine tool.

Background

In the assembling process of the front frame assembly of the engineering machinery, a reliable positioning device is needed for positioning, in the prior art, workers generally use F clamps, pressing plates and other modes for clamping and positioning, the assembling process is complicated in the mode, the labor intensity of the workers is high, the assembling precision of workpieces is low, the subsequent welding difficulty is increased, the working efficiency is reduced, and the product quality is difficult to control.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above-mentioned technique, the utility model provides a section is to frame assembly's piece together some frocks before the engineering machine tool.

In order to achieve the above object, the utility model provides a following technical scheme: a point frock is pieced together to frame assembly before engineering machine tool, including the base, the left and right sides is equipped with supporting seat 1 respectively with axis equidistance department on the base, installs the round pin axle positioning seat on the supporting seat 1, and the homonymy that lies in the round pin axle positioning seat on two supporting seats 1 still is equipped with supporting seat 2 respectively, and fixedly connected with crossbeam is spanned to the other end of two supporting seats 2, and the intermediate position department of crossbeam is equipped with round pin axle III, and round pin axle III is located the lower surface of crossbeam, the preceding side that lies in the base on the axis of base is equipped with supporting seat 3, and the upper surface of supporting seat 3 is equipped with round pin axle IV, still is equipped with the locating pin seat under the round pin axle IV on the base, the rear side of locating pin seat still is equipped with stopper and equal altitude backing plate respectively, the rear side of base still is equipped with supporting seat 4 with axis equidistance department respectively, and fixed connection locating pin II on two supporting seats 4 respectively.

Preferably, a centering mechanism is further arranged on the central axis of the base and right below the cross beam.

Preferably, the supporting seat 1 is fixedly connected with the pin shaft positioning seats through positioning pins, and pin shafts I are respectively arranged at the other ends of the two pin shaft positioning seats in a penetrating manner.

Preferably, a pin shaft II is further arranged on the pin shaft positioning seat and below the pin shaft I, and a V-shaped pressing block is arranged on the pin shaft I.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model adopts the positioning pin to position the workpiece and uses the mode of V-shaped positioning and V-shaped pressing block pressing to improve the positioning accuracy, thereby improving the design accuracy;

(2) the utility model discloses frock equipment work is simple, and all supporting seats and round pin axle positioning seat all adopt the modularized design, and the operator only needs to arrange the work piece in on the corresponding pinhole and use round pin axle and bolt to fix easy operation convenience.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an overall view 1 of the spot assembling tool for the front frame assembly of the engineering machine of the present invention;

FIG. 2 is an overall view 2 of the spot assembling tool for the front frame assembly of the engineering machine of the present invention;

FIG. 3 is a front view of the spot assembling tool for the front frame assembly of the engineering machine of the present invention;

FIG. 4 is a side view of the spot assembling tool for the front frame assembly of the engineering machine of the present invention;

FIG. 5 is a top view of the spot-splicing tooling for the front frame assembly of the engineering machine of the present invention;

FIG. 6 is a perspective view of the assembly point tool for the front frame assembly of the engineering machine of the present invention in a use state of FIG. 1;

FIG. 7 is a perspective view of the assembly point assembling tool for the front frame assembly of the engineering machine of the present invention in a use state, FIG. 2;

in the figure: 1. the device comprises a base 2, supporting

seats

1 and 3, pin shaft positioning seats 4, supporting

seats

2 and 5, a cross beam 6, pin shafts I and 7, pin shafts II and 8, pin shafts III and 9, centering mechanisms 10, positioning pins 11, pin shafts IV and 12, supporting

seats

3 and 13, limiting blocks 14, equal-height cushion plates 15, positioning pins II and 16, supporting

seats

4 and 17, V-shaped pressing blocks 18, positioning pin seats 19,

workpieces

1 and 20,

workpieces

2 and 21,

workpieces

3 and 22,

workpieces

4 and 23, workpieces 5 and 24,

workpieces

6 and 25 and workpieces 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. 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, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …", "above … …", "above … …", "bottom", and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

5. Referring to fig. 1-5, the spot-assembling tooling for the front frame assembly of the engineering machinery comprises a base 1, wherein supporting seats 12 are respectively arranged on the left side and the right side of the base 1 at equal intervals with the central axis, pin shaft positioning seats 3 are installed on the supporting seats 12, supporting seats 24 are respectively arranged on the two supporting seats 12 at the same side of the pin shaft positioning seats 3, the other ends of the two supporting seats 24 cross and are fixedly connected with a cross beam 5, a pin shaft iii 8 is arranged at the middle position of the cross beam 5, the pin shaft iii 8 is arranged on the lower surface of the cross beam 5, a supporting seat 312 is arranged on the central axis of the base 1 at the front side of the base 1, a pin shaft iv 11 is arranged on the upper surface of the supporting seat 312, a positioning pin seat 18 is arranged on the base 1 under the pin shaft iv 11, a limiting block 13 and an equal-height cushion plate 14 are respectively arranged on the rear side of the positioning pin seat 18, supporting seats 416 are respectively arranged on the rear side of the base 1 at equal intervals with the central axis, and the two supporting seats 416 are respectively and fixedly connected with a positioning pin II 15.

Specifically, a centering mechanism 9 is further arranged on the central axis of the base 1 and right below the cross beam 5.

Further, the supporting seat 12 and the pin shaft positioning seats 3 are fixedly connected through positioning pins 10, and pin shafts I6 are respectively arranged at the other ends of the two pin shaft positioning seats 3 in a penetrating manner.

Furthermore, a pin shaft II 7 is further arranged on the pin shaft positioning seat 3 below the pin shaft I6, and a V-shaped pressing block 17 is arranged on the pin shaft I6.

A point splicing flow is concrete: referring to fig. 6-7, a pin shaft iv 11 is used for positioning a workpiece 1, an equal-height backing plate 14, a limiting block 13 and a positioning pin seat 18 are used in combination, so as to ensure the verticality between the lower plane of the workpiece 1 and the pin shaft iv 11 in the tailor-welding process, so that the pin shaft iv 11 can be smoothly inserted and pulled in the positioning process, the workpiece 1 and the pin shaft iv 11 are screwed by bolts, a positioning pin ii 15 on a supporting seat 416 is used for positioning the workpiece 2, so that the workpiece 2 crosses two positioning pins ii 15, the wire hole surface of the workpiece 2 is inward pressed to compress the positioning pin ii 15, the workpiece 3 and the workpiece 4 are respectively hung on the pin shaft I6 and the pin shaft ii 7, the pin shaft I6 and the pin shaft ii 7 are respectively connected in series through three groups of apertures for positioning, so that the inner sides of the workpiece 3 and the workpiece 4 are attached to a centering mechanism 9, the limiting block 13 can limit the lateral position of the workpiece 1, so as to prevent the rotation of the workpiece 1 from influencing the size of the splicing point of the workpiece 3 and the workpiece 4, and the supporting seat 24 and the pin shaft 3 form a V-shaped positioning structure, inserting a workpiece 5 into the pin hole by using a pin shaft III 8 for positioning and clamping, finally respectively hoisting the workpiece 6 and the workpiece 7 to a tool, and after the relevant sizes of the workpieces are measured and verified to be qualified, fixing all the workpieces by pointing to complete the point splicing process.

The utility model discloses a round pin axle positioning increases centering mechanism, and all supporting seats, round pin axle positioning seat all adopt the modularized design and have the locating pin to fix a position, reduce the degree of difficulty of later stage assembly debugging. The top pin shaft adopts V-shaped positioning, the V-shaped pressing block compresses tightly, the design structure improves the working efficiency, and the problem that the pin shaft is difficult to take out in the later period is solved. The centering mechanism better controls the parting of the workpiece, and the clamping efficiency of the workpiece during the later machining of the machine tool is improved by means of correction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Some frocks are pieced together to frame assembly before engineering machine tool, including base (1), its characterized in that: the supporting seats 1 and 2 are respectively arranged on the left side and the right side of the base (1) at equal intervals with the central axis, the pin shaft positioning seats 3 are mounted on the supporting seats 1 and 2, the supporting seats 2 and 4 are respectively arranged on the two supporting seats 1 and 2 on the same side of the pin shaft positioning seats 3, the other ends of the two supporting seats 2 and 4 cross and are fixedly connected with a cross beam 5, a pin shaft III (8) is arranged at the middle position of the cross beam 5, the pin shaft III (8) is arranged on the lower surface of the cross beam 5, the supporting seats 3 and 12 are arranged on the central axis of the base (1) and positioned on the front side edge of the base (1), a pin shaft IV (11) is arranged on the upper surface of the supporting seats 3 and 12), a positioning pin seat (18) is further arranged on the base (1) under the pin shaft IV (11), a limiting block (13) and an equal-height cushion plate (14) are further arranged on the rear side of the positioning pin seat (18), the rear side edge of the base (1) and the middle axis are arranged at equal intervals and are respectively provided with a supporting seat (4) (16), and the two supporting seats (4) (16) are respectively and fixedly connected with a positioning pin (II) (15).

2. The spot frock is pieced together to frame assembly before engineering machine tool according to claim 1, its characterized in that: and a centering mechanism (9) is also arranged right below the cross beam (5) on the central axis of the base (1).

3. The spot frock is pieced together to frame assembly before engineering machine tool according to claim 1, its characterized in that: the supporting seat 1(2) is fixedly connected with the pin shaft positioning seats (3) through positioning pins (10), and pin shafts I (6) are respectively arranged at the other ends of the two pin shaft positioning seats (3) in a penetrating mode.

4. The spot frock is pieced together to frame assembly before engineering machine tool according to claim 3, its characterized in that: and a pin shaft II (7) is further arranged below the pin shaft I (6) on the pin shaft positioning seat (3), and a V-shaped pressing block (17) is arranged on the pin shaft I (6).