CN213224415U

CN213224415U - Spring lug spot-facing machine

Info

Publication number: CN213224415U
Application number: CN202022262490.6U
Authority: CN
Inventors: 苟云林
Original assignee: Chongqing Dazu Yuanda Automobile Parts Co ltd
Current assignee: Chongqing Dazu Yuanda Automobile Parts Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-18
Anticipated expiration: 2030-10-12

Abstract

A spring lifting lug spot facing machine comprises a base, a screw rod, a gear box, a main gear and an installation shaft; a fixed plate is arranged on one side of the base, and a feeding table used for clamping and placing a spring lifting lug to be processed is slidably arranged on the end surface of the base; the feeding table is provided with an installation plate; two groups of through holes are arranged on the mounting plate; wherein, two groups of mounting holes are arranged on the end surface of the spring lifting lug to be processed; the screw rod is in threaded fit connection with the feeding table, and the screw rod is rotatably connected with the fixed plate and is in transmission connection with a second driving device on the fixed plate; the gear box is connected with the other side of the base, and an output shaft of a first driving device arranged on the gear box penetrates into the gear box and is connected with the main gear; the main gear is meshed with the branch gears on the two mounting shafts; the two groups of mounting shafts are rotatably connected with the inner wall of the gear box, penetrate out of the gear box and are provided with two groups of cutter bars; two groups of cutting blades are respectively arranged on the two groups of cutter bars. The utility model is simple in operation convenient to use can be high-efficient quick carry out counter sinking processing to the spring lug.

Description

Spring lug spot-facing machine

Technical Field

The utility model relates to a counterbore processingequipment technical field especially relates to a spring lug counterbore machine.

Background

Spot facing is a metal processing method, which means that a cylindrical counter bore, a conical counter bore, a boss end face and the like are processed on a processed hole. A tool used for spot facing is called a spot facing drill, and is generally made of high-speed steel. The countersink drill for processing the section of the large-diameter boss can be made by fixing a hard alloy regrinding type blade or a indexable type blade on a cutter body by a method of inserting teeth or a machine clamp. The counterboring guide post is used for guiding so as to ensure that the counterbored hole is coaxial with the original hole;

as shown in fig. 1, which is a schematic perspective view of a conventional spring lifting lug 6, an end surface of the spring lifting lug 6 is provided with two mounting holes 61; however, the two mounting holes 61 are blocked due to the structures of other parts of the spring lifting lug 6, and the two mounting holes 61 cannot be reamed by adopting the conventional method; therefore, the application provides a spring lug spot facing machine.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a spring lug spot facing machine, the utility model is simple in operation convenient to use can be high-efficient quick carry out spot facing to spring lug and process.

(II) technical scheme

In order to solve the problems, the utility model provides a spring lug spot facing machine, which comprises a base, a first driving device, a second driving device, a screw rod, a gear box, a main gear, two-component gears and an installation shaft;

a fixed plate is arranged on one side of the base, and a feeding table used for clamping and placing a spring lifting lug to be processed is slidably arranged on the end surface of the base; a mounting plate is arranged on one side of the feeding table away from the fixed plate; two groups of through holes are arranged on the mounting plate; the end face of the spring lifting lug to be machined is provided with two groups of mounting holes, the two groups of mounting holes correspond to the two groups of through holes one by one in a state that the end face of the spring lifting lug to be machined is attached to the end face of the mounting plate, and the central axes of the two groups of mounting holes are respectively superposed with the central axes of the two groups of through holes;

the screw rod is in threaded fit connection with the feeding table, the screw rod is rotatably connected with the fixing plate, and the screw rod is in transmission connection with the second driving device; the second driving device is connected with the fixing plate;

the gear box and the fixing plate are distributed side by side, and the gear box is connected with the other side of the base; the first driving device is connected with the end face, far away from the fixed plate, of the gear box, and an output shaft of the first driving device penetrates into the gear box and is connected with the main gear;

the two-component gear is positioned in the gear box, is engaged with the main gear and is respectively connected with the two groups of mounting shafts; the two sets of mounting shafts are rotatably connected with the inner wall of the gear box, one ends of the two sets of mounting shafts, which are far away from the first driving device, penetrate out of the gear box, and two sets of cutter bars are respectively arranged at one ends of the two sets of mounting shafts, which are far away from the first driving device; two groups of cutting blades for spot facing processing of the two groups of mounting holes are respectively arranged on the two cutter bars.

Preferably, the lower end surface of the base is provided with a shock pad.

Preferably, two sets of fasteners are also included; each group of mounting shafts penetrate out of the gear box towards the end face of the first driving device, and each group of mounting shafts are provided with hollow bins along the central axis direction thereof; the inner wall of each group of hollow bins is provided with internal threads;

the outer peripheral surface of each group of cutter bars is provided with an external thread which is used for connecting the internal thread of the inner wall of the hollow bin in a threaded fit manner; two sets of fasteners are in threaded fit connection with two sets of installation shafts respectively, and the end faces of the two sets of fasteners facing the gear box and connected with the first driving device are pressed against the end faces of the gear box.

Preferably, two sets of fasteners are included; each group of cutter bars is provided with a cutter groove for placing a cutting blade, and the end surface of each group of cutter bars, which is far away from each group of mounting shafts, is provided with a threaded hole for communicating the cutter groove;

the two groups of tightening pieces are screwed into the two groups of threaded holes respectively, and the two groups of tightening pieces press the two groups of cutting blades respectively towards the end surfaces of the two groups of cutting blades.

The above technical scheme of the utility model has following profitable technological effect:

in the utility model, in the initial state, the feeding table is positioned at one side close to the gear box; the two groups of cutter bars respectively penetrate through the two groups of through holes arranged on the mounting plate, and when the spring lifting lug to be processed is fixedly mounted; two groups of mounting holes on the spring lifting lug to be machined are respectively used for two groups of cutter bars to pass through, and the spring lifting lug to be machined is fixed with the feeding table; two groups of cutting blades are respectively arranged on one side of two groups of cutter bars which penetrate through two groups of mounting holes; when in use, the first driving device and the second driving device are started; the first driving device drives the main gear to rotate; the main gear is meshed with the two-component gear to drive the two-component gear and the two sets of mounting shafts to rotate; thereby driving the two groups of cutter bars to rotate; the second driving device operates to drive the screw rod to rotate; the screw rod is in threaded connection with the feeding table to drive the feeding table to slide towards the fixed plate on the base; the cutting blade rotating on the cutter bar gradually enters the mounting hole to perform spot facing processing on the mounting hole until the cutting blade completely penetrates out of the mounting hole, and the spot facing processing is completed; the two groups of cutting blades are taken down from the cutter bar after processing, the processed spring lifting lugs are taken down, the feeding table is reset, and the next group of spring lifting lugs are processed according to the operation.

Drawings

Fig. 1 is a schematic perspective view of a conventional spring shackle.

Fig. 2 is the utility model provides a three-dimensional structure sketch map of spring lug spot facing machine.

Fig. 3 is the utility model provides a local enlarged structure schematic diagram of a department in spring lug spot facing machine.

Fig. 4 is the utility model provides a structural schematic of spring lug spot facing machine.

Fig. 5 is the utility model provides a structural schematic of gear box in spring lug spot facing machine.

Fig. 6 is the utility model provides a B department locally enlarged structure schematic diagram in spring lug spot facing machine.

Reference numerals: 1. a base; 2. a first driving device; 3. a second driving device; 4. a screw rod; 5. a feeding table; 6. a spring lifting lug; 61. mounting holes; 7. a tightening piece; 8. a cutting insert; 9. a cutter bar; 10. a gear case; 11. a main gear; 12. gear division; 13. installing a shaft; 14. a fastener; 15. a fixing plate; 16. and (7) mounting the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the spring lug spot facing machine of the present invention comprises a base 1, a first driving device 2, a second driving device 3, a screw rod 4, a gear box 10, a main gear 11, a two-component gear 12 and a mounting shaft 13;

a fixed plate 15 is arranged on one side of the base 1, and a feeding table 5 for clamping and placing a spring lifting lug 6 to be processed is slidably arranged on the end surface of the base 1; it should be noted that, when the spring lifting lug 6 to be machined is fixed on the feeding table 5, the spring lifting lug is selected and is not limited to be fixed by a clamp arranged on the feeding table 5; the clamp is an existing product capable of fixing the spring lifting lug 6 to be machined, and the clamp is not described in detail in the prior art; in addition, when the spring lifting lug 6 to be machined is fixed, the limiting rod arranged on the feeding table 5 can be matched with a positioning hole and the like on the spring lifting lug 6 to be machined, and the limiting rod is connected with the limiting rod in a matched mode through a nut so as to fix the spring lifting lug 6 to be machined on the feeding table 5, which are the prior art, and the skilled person can completely know the shape and the structure of the spring lifting lug 6 to be machined, and the detailed description is omitted;

a mounting plate 16 is arranged on one side of the feeding table 5 far away from the fixed plate 15; two groups of through holes are arranged on the mounting plate 16; two groups of mounting holes 61 are formed in the end face of the spring lifting lug 6 to be machined, the two groups of mounting holes 61 correspond to the two groups of through holes one by one in the state that the end face of the spring lifting lug 6 to be machined is attached to the end face of the mounting plate 16, and the central axes of the two groups of mounting holes 61 are respectively superposed with the central axes of the two groups of through holes;

the screw rod 4 is in threaded fit connection with the feeding table 5, the screw rod 4 is rotatably connected with the fixing plate 15, and the screw rod 4 is in transmission connection with the second driving device 3; the second driving device 3 is connected with the fixing plate 15, and the second driving device 3 adopts a variable frequency motor;

the gear box 10 and the fixing plate 15 are distributed side by side, and the gear box 10 is connected with the other side of the base 1; the first driving device 2 is connected with the end face, far away from the fixing plate 15, of the gear box 10, the output shaft of the first driving device 2 penetrates into the gear box 10 and is connected with the main gear 11, and the first driving device 2 is a variable frequency motor;

the two-component gear 12 is positioned in the gear box 10, the two-component gear 12 is meshed with the main gear 11, and the two-component gear 12 is respectively connected with the two groups of mounting shafts 13; the two groups of mounting shafts 13 are rotatably connected with the inner wall of the gear box 10, one ends of the two groups of mounting shafts 13, which are far away from the first driving device 2, penetrate through the gear box 10, and two groups of cutter bars 9 are respectively arranged at one ends of the two groups of mounting shafts 13, which are far away from the first driving device 2; two groups of cutting blades 8 for spot facing of the two groups of mounting holes 61 are respectively arranged on the two groups of cutter bars 9.

In the utility model, in the initial state, the feeding table 5 is positioned at one side close to the gear box 10; the two groups of cutter bars 9 respectively penetrate through two groups of through holes arranged on the mounting plate 16, and when the spring lifting lug 6 to be processed is fixedly mounted; two groups of mounting holes 61 on the spring lifting lug 6 to be processed are respectively used for two groups of cutter bars 9 to pass through, and the spring lifting lug 6 to be processed and the feeding table 5 are fixed; two groups of cutting blades 8 are respectively arranged on one side of the two groups of cutter bars 9 which penetrate through the two groups of mounting holes 61; when in use, the first driving device 2 and the second driving device 3 are started; the first driving device drives the main gear 11 to rotate; the main gear 11 is meshed with the two-component gear 12 to drive the two-component gear 12 and the two sets of mounting shafts 13 to rotate; thereby driving the two groups of cutter bars 9 to rotate; the second driving device 3 operates to drive the screw rod 4 to rotate; the screw rod 4 is in threaded connection with the feeding table 5 so as to drive the feeding table 5 to slide on the base 1 towards the fixing plate 15; the cutting blade 8 rotating on the cutter bar 9 gradually enters the mounting hole 61 to perform spot facing on the mounting hole 61 until the cutting blade 8 completely penetrates out of the mounting hole 61, and spot facing is completed; after machining, two groups of cutting blades 8 are taken down from the cutter bar 9, the machined spring lifting lugs 6 are taken down, the feeding table 5 is reset, and the next group of spring lifting lugs 6 are machined according to the operation, so that the operation is simple and the use is convenient.

In an alternative embodiment, the lower end surface of the base 1 is provided with a shock absorbing pad to improve the stability of the base 1.

In an alternative embodiment, two sets of fasteners 14 are also included; each group of mounting shafts 13 penetrate out of the gear box 10 towards the end face of the first driving device 2, and each group of mounting shafts 13 is provided with a hollow bin along the central axis direction thereof; the inner wall of each group of hollow bins is provided with internal threads;

the outer peripheral surface of each group of cutter bars 9 is provided with an external thread which is used for connecting the internal thread of the inner wall of the hollow bin in a threaded fit manner; the two groups of fastening pieces 14 are respectively in threaded fit connection with the two groups of mounting shafts 13, and the two groups of fastening pieces 14 face the gear box 10 and are connected with the end face of the first driving device 2 and press the end face of the gear box 10 tightly;

the cutter arbor 9 is connected conveniently with installation axle 13 screw-thread fit and carries out the dismouting to

cutter arbor

9, and 9 threaded connection are in order tightly decide cutter arbor 9 and installation axle 13 through 14 screw thread cutter arbor of fastener, improve the stability of cutter arbor 9.

In an alternative embodiment, two sets of tightening pieces 7 are preferably included; each group of cutter bars 9 is provided with a cutter groove for placing a cutting blade 8, and the end surface of each group of cutter bars 9 far away from each group of mounting shafts 13 is provided with a threaded hole for communicating the cutter groove;

two sets of tightening pieces 7 are screwed into the two sets of threaded holes respectively, the two sets of tightening pieces 7 respectively press two sets of cutting blades 8 towards the end surfaces of the two sets of cutting blades 8, and the cutting blades 8 are clamped and fixed through the arranged tightening pieces 7 so as to be convenient for dismounting the cutting blades 8.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A spring lifting lug spot facing machine is characterized by comprising a base (1), a first driving device (2), a second driving device (3), a screw rod (4), a gear box (10), a main gear (11), a two-component gear (12) and a mounting shaft (13);

a fixed plate (15) is arranged on one side of the base (1), and a feeding table (5) used for clamping and placing a spring lifting lug (6) to be processed is arranged on the end surface of the base (1) in a sliding manner; a mounting plate (16) is arranged on one side of the feeding table (5) far away from the fixing plate (15); two groups of through holes are arranged on the mounting plate (16); the end face of the spring lifting lug (6) to be machined is provided with two groups of mounting holes (61), the two groups of mounting holes (61) correspond to the two groups of through holes one by one under the condition that the end face of the spring lifting lug (6) to be machined is attached to the end face of the mounting plate (16), and the central axes of the two groups of mounting holes (61) are respectively superposed with the central axes of the two groups of through holes;

the screw rod (4) is in threaded fit connection with the feeding table (5), the screw rod (4) is rotatably connected with the fixing plate (15), and the screw rod (4) is in transmission connection with the second driving device (3); the second driving device (3) is connected with the fixing plate (15);

the gear boxes (10) and the fixing plates (15) are distributed side by side, and the gear boxes (10) are connected with the other side of the base (1); the first driving device (2) is connected with the end face, far away from the fixing plate (15), of the gear box (10), and an output shaft of the first driving device (2) penetrates into the gear box (10) and is connected with the main gear (11);

the two-component gear (12) is positioned in the gear box (10), the two-component gear (12) is meshed with the main gear (11), and the two-component gear (12) is respectively connected with two groups of mounting shafts (13); the two groups of mounting shafts (13) are rotatably connected with the inner wall of the gear box (10), one ends of the two groups of mounting shafts (13) far away from the first driving device (2) penetrate through the gear box (10), and one ends of the two groups of mounting shafts (13) far away from the first driving device (2) are respectively provided with two groups of cutter bars (9); two groups of cutting blades (8) for spot facing two groups of mounting holes (61) are respectively arranged on the two groups of cutter bars (9).

2. The spring lug spot facing machine according to claim 1, wherein the lower end face of the base (1) is provided with a shock absorption pad.

3. The spring lug countersinking machine according to claim 1, further comprising two sets of fasteners (14); each group of mounting shafts (13) penetrate out of the gear box (10) towards the end face of the first driving device (2), and each group of mounting shafts (13) are provided with hollow bins along the central axis direction thereof; the inner wall of each group of hollow bins is provided with internal threads;

the outer peripheral surface of each group of cutter bars (9) is provided with an external thread which is used for connecting the internal thread of the inner wall of the hollow bin in a threaded fit manner; two sets of fasteners (14) are respectively in threaded fit connection with two sets of mounting shafts (13), and the two sets of fasteners (14) press the end face of the gear box (10) towards the end face of the gear box (10) and are connected with the first driving device (2).

4. The spring lug spot facing machine according to claim 1, characterized by comprising two sets of fastening pieces (7); each group of cutter bars (9) is provided with a cutter groove for placing a cutting blade (8), and the end surface of each group of cutter bars (9) far away from each group of mounting shafts (13) is provided with a threaded hole for communicating the cutter groove;

the two groups of tightening pieces (7) are screwed into the two groups of threaded holes respectively, and the two groups of tightening pieces (7) press the two groups of cutting blades (8) towards the end surfaces of the two groups of cutting blades (8) respectively.