Double-pull connecting rod jig

Abstract

The utility model belongs to the technical field of machinery, particularly relates to a double-pull connecting rod jig, and provides the following scheme aiming at the problems that when existing equipment is used for machining, materials can generate stress, dislocation behaviors are caused and the production accuracy is reduced: the double-pull connecting rod jig comprises a connecting rod machining bottom plate, and a connecting rod machining base is cast on the front surface of the connecting rod machining bottom plate; a positioning structure is arranged on one side of the connecting rod machining base and comprises a connecting rod reference base installed on one side of the connecting rod machining base through a first installation bolt, and the connecting rod reference base is connected with a double-pull connecting rod body in a clamped mode through a connecting rod positioning clamping groove formed in one end. And two outer hexagonal tooth surface bolts are inserted into the inner opposite angles of the connecting rod machining base through screw holes. Friction force between the double-pull connecting rod bodies is increased through the hexagonal convex teeth arranged on the surfaces of the tops of the two outer hexagonal tooth surface bolts at equal intervals, internal stress generated during cutting is reduced and counteracted, and production accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, in particular to a double-pull connecting rod fixture. Background Art

[0002] Jigs are a broad category of tools used in carpentry, ironwork, locksmithing, mechanics, electronic control, and other crafts. They are primarily used to control position or movement. Jigs can be categorized into three types: process assembly jigs, project testing jigs, and circuit board testing jigs.

[0003] A search of the patent publication number CN213106506U discloses a connecting rod fixture designed for easy fixation, relating to the technical field of connecting rod fixtures. The utility model comprises a base, one side of which is provided with a button, and three fixed cylinders mounted on the upper side of the base, with multiple top posts arranged around the fixed cylinders. A rotating rod rotates within the fixed cylinder, and multiple cross rods are evenly mounted around the rotating rods. Each end of the cross rods is fixedly connected to a connecting wire, one end of which is fixedly connected to the top post. Three connecting rods are mounted on one end of the button, and one side of the connecting rods is provided with teeth, with a worm gear meshing on the upper side of the teeth.

[0004] Existing equipment will generate stress in the material during processing, resulting in dislocation behavior and reducing production accuracy. Therefore, we proposed a double-pull connecting rod fixture to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the disadvantage that the material is tilted due to internal stress, and a double-pull connecting rod fixture is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a double-pull connecting rod jig, comprising a connecting rod processing base plate, a connecting rod processing base cast on the front of the connecting rod processing base plate, and a positioning structure provided on one side of the connecting rod processing base;

[0007] The positioning structure includes a connecting rod reference seat mounted on one side of the connecting rod processing base by a mounting bolt, and the connecting rod reference seat is clamped with the double-pull connecting rod body through a connecting rod positioning slot opened at one end;

[0008] Two external hexagonal tooth surface bolts are inserted into the inner diagonal of the connecting rod processing base through screw holes, and the front faces of the two external hexagonal tooth surface bolts are against the double-pull connecting rod body.

[0009] Preferably, a connecting rod pressing block is installed on the top of one side of the connecting rod processing base and located outside the double-pull connecting rod body through a second mounting bolt.

[0010] Preferably, a connecting rod double-sided pressing block is installed on the bottom of one side of the connecting rod processing base and located outside the double-pull connecting rod body through a third mounting bolt.

[0011] Preferably, a plurality of mounting holes are equidistantly formed through the bottom end of the connecting rod processing base plate.

[0012] Preferably, the top surfaces of the two external hexagonal toothed bolts are provided with a plurality of hexagonal protruding teeth at equal intervals.

[0013] Preferably, the four corners of the connecting rod processing base plate are all provided with arc chamfers.

[0014] In the present invention, the double-pull connecting rod fixture:

[0015] 1. The utility model increases the friction between the double-pull connecting rod bodies by equidistantly providing a plurality of hexagonal convex teeth on the top surfaces of two external hexagonal toothed bolts, thereby reducing and offsetting the internal stress generated during cutting and improving production accuracy;

[0016] 2. The utility model provides a positioning structure to clamp one side of the double-pull connecting rod body to the connecting rod positioning slot provided on the connecting rod base seat, thereby improving the fixing stability of the double-pull connecting rod body and avoiding the problem of misalignment during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of the double-pull connecting rod fixture proposed in the present invention;

[0018] Figure 2 This is a structural schematic diagram of the positioning structure of the double-pull connecting rod fixture proposed in the present invention.

[0019] In the figure: 1. Connecting rod processing base plate; 2. Connecting rod processing base; 3. Positioning structure; 301. Connecting rod reference seat; 302. Mounting bolt 1; 303. Connecting rod positioning slot; 4. External hexagonal tooth surface bolt; 5. Double-pull connecting rod body; 6. Mounting bolt 2; 7. Connecting rod pressure block; 8. Mounting bolt 3; 9. Connecting rod double-sided pressure block; 10. Mounting hole position. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Reference Figure 1-2 , a double-pull connecting rod fixture, comprising a connecting rod processing base plate 1, a connecting rod processing base 2 is cast on the front of the connecting rod processing base plate 1, and a positioning structure 3 is provided on one side of the connecting rod processing base 2;

[0022] The positioning structure 3 includes a connecting rod reference seat 301 mounted on one side of the connecting rod processing base 2 via a mounting bolt 302. The connecting rod reference seat 301 is connected to the double-pull connecting rod body 5 via a connecting rod positioning slot 303 opened at one end;

[0023] Two external hexagonal toothed surface bolts 4 are inserted into the inner diagonal portions of the connecting rod processing base 2 through screw holes, and the front surfaces of the two external hexagonal toothed surface bolts 4 are against the double-pull connecting rod body 5 .

[0024] In this embodiment, a connecting rod pressing block 7 is installed on the top of one side of the connecting rod processing base 2 and outside the double-pull connecting rod body 5 through the second mounting bolt 6.

[0025] By adopting the above solution, a connecting rod pressure block 7 is installed on the top of one side of the connecting rod processing base 2 and outside the double-pull connecting rod body 5 through the mounting bolt 2 6, so that the double-pull connecting rod body 5 is fixed by the connecting rod pressure block 7 set by the mounting bolt 2 6.

[0026] In this embodiment, a connecting rod double-sided pressing block 9 is installed on the bottom of one side of the connecting rod processing base 2 and located outside the double-pull connecting rod body 5 through the installation bolt 3 8.

[0027] By adopting the above solution, a connecting rod double-sided pressure block 9 is installed at the bottom of one side of the connecting rod processing base 2 and outside the double-pull connecting rod body 5 through the installation bolt 3 8, so that the connecting rod double-sided pressure block 9 fixes the double-pull connecting rod body 5.

[0028] In this embodiment, a plurality of mounting holes 10 are formed at equal intervals through the bottom end of the connecting rod processing base plate 1 .

[0029] By adopting the above solution, a number of mounting holes 10 are equidistantly opened through the bottom end of the connecting rod processing base plate 1, so that the device can be installed at a designated position by passing bolts through the mounting holes 10.

[0030] In this embodiment, the top surfaces of the two external hexagonal toothed bolts 4 are provided with a plurality of hexagonal protruding teeth at equal intervals.

[0031] By adopting the above scheme, a number of hexagonal convex teeth are evenly spaced on the top surfaces of the two external hexagonal tooth surface bolts 4, so as to increase the friction between the double-pull connecting rod body 5 by the number of hexagonal convex teeth evenly spaced on the top surfaces of the two external hexagonal tooth surface bolts 4, reduce and offset the internal stress generated during cutting, and improve the accuracy of production.

[0032] In this embodiment, the four corners of the connecting rod processing base plate 1 are all provided with arc chamfers.

[0033] By adopting the above solution, arc chamfers are provided at the four corners of the connecting rod processing base plate 1, thereby avoiding the problem of scratching hands when installing the connecting rod processing base plate 1.

[0034] In the present invention, when in use, the equipment is installed in the designated position by passing the bolts through the mounting hole 10, one end of the double-pull connecting rod body 5 is clamped in the connecting rod positioning slot 303 on the connecting rod reference seat 301, and then the two external hexagonal toothed bolts 4 are rotated to lift or lower the double-pull connecting rod body 5 to achieve the purpose of adjusting the reference, and then the connecting rod pressure block 7 is installed on the top of the double-pull connecting rod body 5 by installing the bolt 2 6, and the connecting rod bilateral pressure block 9 is installed on the bottom of the double-pull connecting rod body 5 by installing the bolt 3 8 to achieve the fixing behavior.

[0035] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended that all changes that fall within the meaning and range of equivalents of the claims are included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0036] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A double-pull connecting rod jig, comprising a connecting rod processing base plate (1), characterized in that: A connecting rod processing base (2) is cast on the front of the connecting rod processing base plate (1), and a positioning structure (3) is provided on one side of the connecting rod processing base (2); The positioning structure (3) includes a connecting rod reference seat (301) mounted on one side of the connecting rod processing base (2) via a mounting bolt (302), and the connecting rod reference seat (301) is clamped with a double-pull connecting rod body (5) via a connecting rod positioning slot (303) opened at one end; Two external hexagonal toothed surface bolts (4) are inserted into the inner diagonal portions of the connecting rod processing base (2) through screw holes, and the front faces of the two external hexagonal toothed surface bolts (4) abut against the double-pull connecting rod body (5).

2. The double-pull connecting rod fixture according to claim 1, characterized in that: A connecting rod pressing block (7) is installed on the top of one side of the connecting rod processing base (2) and located outside the double-pull connecting rod body (5) through a second mounting bolt (6).

3. The double-pull connecting rod fixture according to claim 1, characterized in that: A connecting rod double-sided pressing block (9) is installed on the bottom of one side of the connecting rod processing base (2) and located outside the double-pull connecting rod body (5) through a third mounting bolt (8).

4. The double-pull connecting rod fixture according to claim 1, characterized in that: A plurality of mounting holes (10) are formed at equal intervals through the bottom end of the connecting rod processing base plate (1).

5. The double-pull connecting rod fixture according to claim 1, characterized in that: The top surfaces of the two external hexagonal toothed bolts (4) are both provided with a plurality of hexagonal convex teeth at equal intervals.

6. The double-pull connecting rod fixture according to claim 1, characterized in that: The four corners of the connecting rod processing base plate (1) are all provided with arc chamfers.

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