Screw hole tapping device for automobile parts

The fixing mechanism driven by hydraulic cylinders and air cylinders and the tapping device driven by motors solve the problem of positional offset of parts during tapping, achieves precise positioning and depth control, and improves processing accuracy and operation smoothness.

CN223325592UActive Publication Date: 2025-09-12CHONGQING XINGYUAN SHENGTAI AUTO PARTS CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202422682402.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-05
Publication Date
2025-09-12
Estimated Expiration
2034-11-05

AI Technical Summary

Technical Problem

During the tapping process of automotive parts, vibration causes the parts to shift in position, affecting the tapping accuracy and quality.

Method used

A hydraulic cylinder is used to drive the moving seat to rise and fall and the fixing mechanism of the connecting rod to deflect. The air cylinder drives the lifting of the push rod to achieve automatic clamping and release. The motor drives the tap to rotate and controls the tapping depth through the lifting of the electric push cylinder. The support rod and support ring provide stable support.

Benefits of technology

Ensure that parts do not move or shake during the tapping process, achieve precise positioning and depth control, improve processing accuracy, reduce manual labor intensity, and ensure smooth tapping operations.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223325592U_ABST
    Figure CN223325592U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of automobile part machining, and discloses a screw hole tapping device for automobile parts, which comprises a placing seat, a connecting seat is fixedly arranged on the top surface of the placing seat, a placing plate is fixedly arranged in the connecting seat, and a support frame is fixedly arranged on the top surface of the connecting seat. A fixing mechanism is arranged in the containing base, and a tapping mechanism is arranged on the outer side of the supporting frame. The hydraulic cylinder drives the movable base to ascend and descend, the movable base drives the connecting rod to deflect in the ascending and descending process, the four fixing frames are close to one another under the deflection effect of the connecting rod and can be tightly attached to the outer side face of the automobile part, and it is guaranteed that the part cannot displace or shake in the tapping process; automatic clamping and releasing of the automobile parts are achieved, the machining precision and the product quality are guaranteed, the air cylinder drives the ejector rod to ascend and descend, the machined automobile parts are ejected out of the containing plate, the discharging process is smoother, and the labor intensity of manual carrying is reduced.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a screw hole tapping device for automobile parts. Background Art

[0002] Auto parts are the most basic mechanical components that make up the entire car. Most existing auto parts are made by stamping dies. During the production of auto parts, some auto parts need to have screw holes. The tapping device set in the stamping die is used to tap the inside of the punched through hole on the auto parts to produce the screw holes of the auto parts.

[0003] During the tapping process of automotive parts, when the device is in operation, a certain degree of vibration is inevitably generated. If this vibration is not effectively controlled, it may cause the position of the automotive parts being processed inside the device to shift. Once the position of the parts changes, the target position of the tapping operation will deviate accordingly, which will directly affect the tapping accuracy and quality of the automotive parts.

[0004] Therefore, a screw hole tapping device for automobile parts is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a screw hole tapping device for automobile parts to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a screw hole tapping device for automobile parts, comprising a placement seat, a connecting seat fixedly provided on the top surface of the placement seat, a placement plate fixedly provided inside the connecting seat, a support frame fixedly provided on the top surface of the connecting seat, a fixing mechanism provided inside the placement seat, and a tapping mechanism provided on the outside of the support frame;

[0007] The top surface of the placement plate is provided with a connection groove;

[0008] The fixing mechanism includes a fixing portion and an ejecting portion;

[0009] The tapping mechanism includes a driving part and a tapping part.

[0010] Preferably, the fixing part includes a hydraulic cylinder, which is located at the inner center of the placement seat and fixedly connected to the inner wall of the placement seat. A moving seat is fixedly provided on the top surface of the hydraulic cylinder output shaft, and a connecting rod is hingedly provided on the outer side of the moving seat. There are four connecting rods evenly arranged. The hydraulic cylinder drives the moving seat to rise and fall, and the moving seat drives the connecting rod to deflect during the lifting process.

[0011] Preferably, a fixing bracket is hingedly provided at the upper end of the connecting rod, the upper end of the fixing bracket passes through the connecting groove and is slidably connected to the inner wall of the connecting groove, a positioning bracket is fixedly provided inside the placement seat, four positioning brackets are evenly provided, a positioning groove is opened on the side of the positioning bracket, the lower end of the fixing bracket is located inside the positioning groove and is slidably connected to the inner wall of the positioning groove, and the four fixing brackets approach each other under the deflection action of the connecting rod and can fit tightly against the outer side of the automobile parts.

[0012] Preferably, the ejection part includes a connecting frame, the top surface of the connecting frame is fixedly connected to the bottom surface of the placement plate, a limiting groove is provided on the side of the connecting frame, a movable plate is provided inside the connecting frame, and the left and right ends of the movable plate are respectively located inside the limiting groove close to the inner wall of the limiting groove and are slidably connected to the inner wall of the limiting groove close to the connecting frame.

[0013] Preferably, a cylinder is fixedly provided on the inner wall of the connecting frame, the top surface of the cylinder output shaft is fixedly connected to the bottom surface of the movable plate, a push rod is fixedly provided on the top surface of the movable plate, an ejection hole is opened at the center of the top surface of the push rod, the upper end of the push rod is located inside the ejection hole and is slidably connected to the inner wall of the ejection hole, the cylinder drives the push rod to rise and fall, and ejects the processed automobile parts from the placement plate.

[0014] Preferably, the driving part includes an electric push cylinder, the bottom surface of the electric push cylinder is fixedly connected to the support frame, the output shaft of the electric push cylinder passes through the support frame and extends to the bottom of the support frame, the bottom surface of the electric push cylinder output shaft is fixedly provided with a lifting plate, the top surface of the lifting plate is fixedly provided with a positioning rod, the top surface of the support frame is fixedly provided with a positioning sleeve, and the upper end of the positioning rod passes through the placement plate and the positioning sleeve in sequence and is slidably connected to the positioning sleeve.

[0015] Preferably, the tapping part includes a movable frame, the top surface of the movable frame is fixedly connected to the lifting plate, a motor is fixedly arranged inside the movable frame, the motor output shaft passes through the movable frame and extends to the bottom of the movable frame, a tap is fixedly arranged on the bottom surface of the motor output shaft, and the motor drives the tap to rotate to realize depth control of tapping of automotive parts.

[0016] Preferably, the top surface of the movable frame is hingedly provided with a support rod, and four support rods are evenly arranged. The lower end of the support rod is hingedly provided with a support ring, and the support ring is sleeved on the outer side of the tap. The design of the support rod and the support ring provides stable support for the tap.

[0017] Compared with the prior art, the beneficial effects of the present invention are: the screw hole tapping device for automobile parts,

[0018] 1) The hydraulic cylinder drives the movable seat to rise and fall. The movable seat drives the connecting rod to deflect during the lifting process. The four fixed frames are close to each other under the deflection of the connecting rod, which can closely fit the outer side of the automotive parts, ensuring that the parts will not be displaced or shaken during the tapping process. The automatic clamping and release of the automotive parts is realized, ensuring the processing accuracy and product quality. The cylinder drives the ejector rod to rise and fall, and ejects the processed automotive parts from the placement plate, making the discharge process smoother and reducing the labor intensity of manual handling.

[0019] 2) By driving the tap to rotate through a motor and coordinating the lifting and lowering control of the electric push cylinder, precise positioning and depth control of tapping of automotive parts can be achieved. The design of the support rod and support ring provides a solid support for the tap, maintaining its stability even at high-speed rotation, reducing machining errors caused by vibration or shaking, and ensuring the smooth progress of the tapping operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a three-dimensional view of the fixing mechanism of the utility model;

[0022] Figure 3 This is a partial three-dimensional view of the fixing mechanism of the utility model;

[0023] Figure 4 This is a three-dimensional view of the tapping mechanism of the utility model.

[0024] In the figure: 1 placement seat, 2 connecting seat, 3 placement plate, 4 support frame, 5 fixing mechanism, 51 hydraulic cylinder, 52 movable seat, 53 connecting rod, 54 fixing frame, 55 positioning frame, 56 connecting frame, 57 movable plate, 58 cylinder, 59 push rod, 6 tapping mechanism, 61 electric push cylinder, 62 lifting plate, 63 positioning rod, 64 positioning sleeve, 65 movable frame, 66 motor, 67 support rod, 68 support ring, 69 tap. DETAILED DESCRIPTION

[0025] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1:

[0027] See also Figures 1-4The utility model provides a technical solution: a screw hole tapping device for automobile parts, comprising a placement seat 1, a connecting seat 2 is fixedly provided on the top surface of the placement seat 1, a placement plate 3 is fixedly provided inside the connecting seat 2, a support frame 4 is fixedly provided on the top surface of the connecting seat 2, a fixing mechanism 5 is provided inside the placement seat 1, and a tapping mechanism 6 is provided on the outside of the support frame 4;

[0028] A connecting groove is provided on the top surface of the placement plate 3;

[0029] The fixing mechanism 5 includes a fixing portion and an ejecting portion;

[0030] The tapping mechanism 6 includes a driving portion and a tapping portion.

[0031] The fixing part includes a hydraulic cylinder 51, which is located at the center of the placement seat 1 and fixedly connected to the inner wall of the placement seat 1. A movable seat 52 is fixedly provided on the top surface of the output shaft of the hydraulic cylinder 51, and a connecting rod 53 is hingedly provided on the outer side of the movable seat 52. Four connecting rods 53 are evenly arranged.

[0032] A fixing frame 54 is hingedly provided at the upper end of the connecting rod 53. The upper end of the fixing frame 54 passes through the connecting groove and is slidably connected to the inner wall of the connecting groove. A positioning frame 55 is fixedly provided inside the placement seat 1. Four positioning frames 55 are evenly provided. A positioning groove is opened on the side of the positioning frame 55. The lower end of the fixing frame 54 is located inside the positioning groove and is slidably connected to the inner wall of the positioning groove.

[0033] The ejection part includes a connecting frame 56, the top surface of the connecting frame 56 is fixedly connected to the bottom surface of the placement plate 3, a limiting groove is provided on the side of the connecting frame 56, and a movable plate 57 is provided inside the connecting frame 56. The left and right ends of the movable plate 57 are respectively located inside the limiting groove close to the inner wall of the limiting groove and are slidably connected to the inner wall of the limiting groove close to the connecting frame 56.

[0034] A cylinder 58 is fixedly installed on the inner wall of the connecting frame 56, and the top surface of the output shaft of the cylinder 58 is fixedly connected to the bottom surface of the movable plate 57. A push rod 59 is fixedly installed on the top surface of the movable plate 57. An ejection hole is opened at the center of the top surface of the push rod 59. The upper end of the push rod 59 is located inside the ejection hole and is slidably connected to the inner wall of the ejection hole.

[0035] Furthermore, in this embodiment, the automobile parts to be processed are placed on the placement plate 3, and the hydraulic cylinder 51 is started. The hydraulic cylinder 51 drives the movable seat 52 to move up and down. During the lifting process, the movable seat 52 drives the connecting rod 53 to deflect. When the connecting rod 53 deflects, it drives the four fixing frames 54 to move closer to each other, so that the upper ends of the fixing frames 54 slide in the connecting grooves until they abut against the outer side of the automobile parts to fix the automobile parts. After the tapping is completed, the cylinder 58 is started. The cylinder 58 drives the movable plate 57 and the ejector rod 59 to move up and down, and the ejector rod 59 ejects the automobile parts on the placement plate 3.

[0036] Furthermore, in this embodiment, the hydraulic cylinder 51 drives the movable base 52 to move up and down. The movable base 52 drives the connecting rod 53 to deflect during the lifting process. The four fixing frames 54 are moved closer to each other under the deflection of the connecting rod 53, and can closely fit the outer side of the automobile part, ensuring that the part will not be displaced or shaken during the tapping process, realizing automatic clamping and release of the automobile part, ensuring processing accuracy and product quality. The cylinder 58 drives the ejector rod 59 to move up and down, ejecting the processed automobile part from the placement plate, making the unloading process smoother and reducing the labor intensity of manual handling.

[0037] Example 2:

[0038] See also Figures 1-4 , and on the basis of Example 1, it is further obtained that: the driving part includes an electric push cylinder 61, the bottom surface of the electric push cylinder 61 is fixedly connected to the support frame 4, the output shaft of the electric push cylinder 61 passes through the support frame 4 and extends to the bottom of the support frame 4, the bottom surface of the output shaft of the electric push cylinder 61 is fixedly provided with a lifting plate 62, the top surface of the lifting plate 62 is fixedly provided with a positioning rod 63, the top surface of the support frame 4 is fixedly provided with a positioning sleeve 64, the upper end of the positioning rod 63 passes through the placement plate 3 and the positioning sleeve 64 in sequence and is slidably connected to the positioning sleeve 64.

[0039] The tapping part includes a movable frame 65, the top surface of the movable frame 65 is fixedly connected to the lifting plate 62, a motor 66 is fixedly installed inside the movable frame 65, the output shaft of the motor 66 passes through the movable frame 65 and extends to the bottom of the movable frame 65, and a tap 69 is fixedly installed on the bottom surface of the output shaft of the motor 66.

[0040] A support rod 67 is hingedly provided on the top surface of the movable frame 65 , and four support rods 67 are evenly provided. A support ring 68 is hingedly provided on the lower end of the support rod 67 , and the support ring 68 is sleeved on the outer side surface of the tap 69 .

[0041] Furthermore, in this embodiment, the motor 66 is started, and the motor 66 drives the tap 69 to rotate. The support rod 67 and the support ring 68 abut against the outer side of the upper end of the tap 69 to support the tap 69 and keep the tap 69 stable during rotation. The electric push cylinder 61 is started, and the electric push cylinder 61 drives the lower component to rise and fall, so that the tap 69 gradually moves toward the automobile part to tap the automobile part.

[0042] Furthermore, this embodiment drives the tap 69 to rotate through the motor 66, and cooperates with the lifting control of the electric push cylinder 61 to achieve precise positioning and depth control of tapping of automotive parts. The design of the support rod 67 and the support ring 68 provides a stable support for the tap 69, which can maintain its stability even at high-speed rotation, reduce processing errors caused by vibration or shaking, and ensure the smooth progress of the tapping operation.

[0043] When in use, the automobile parts to be processed are placed on the placement plate 3, and the hydraulic cylinder 51 is started. The hydraulic cylinder 51 drives the movable seat 52 to rise and fall. The movable seat 52 drives the connecting rod 53 to deflect during the lifting process. When the connecting rod 53 deflects, it drives the four fixing frames 54 to approach each other, so that the upper ends of the fixing frames 54 slide in the connecting groove until they are against the outer side of the automobile parts to fix the automobile parts. The motor 66 is started, and the motor 66 drives the tap 69 to rotate. The support rod 67 and the support ring 68 are against the outer side of the upper end of the tap 69 to support the tap 69 and keep the tap 69 stable during rotation. The electric push cylinder 61 is started, and the electric push cylinder 61 drives the lower component to rise and fall, so that the tap 69 gradually moves toward the automobile parts to tap the automobile parts. After the tapping is completed, the cylinder 58 is started. The cylinder 58 drives the movable plate 57 and the push rod 59 to rise and fall, and the push rod 59 pushes the automobile parts on the placement plate 3 out to facilitate unloading.

[0044] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screw tapping device for automobile parts, comprising a placement seat (1), characterized in that: A connecting seat (2) is fixedly provided on the top surface of the placement seat (1), a placement plate (3) is fixedly provided inside the connection seat (2), a support frame (4) is fixedly provided on the top surface of the connection seat (2), a fixing mechanism (5) is provided inside the placement seat (1), and a tapping mechanism (6) is provided on the outside of the support frame (4); A connection groove is provided on the top surface of the placement plate (3); The fixing mechanism (5) comprises a fixing portion and an ejecting portion; The tapping mechanism (6) comprises a driving part and a tapping part.

2. A screw hole tapping device for automobile parts according to claim 1, characterized in that: The fixing portion comprises a hydraulic cylinder (51), the hydraulic cylinder (51) being located at the inner center of the placement seat (1) and fixedly connected to the inner wall of the placement seat (1), a movable seat (52) being fixedly provided on the top surface of the output shaft of the hydraulic cylinder (51), a connecting rod (53) being hingedly provided on the outer side surface of the movable seat (52), and four connecting rods (53) being evenly provided.

3. A screw hole tapping device for automobile parts according to claim 2, characterized in that: The upper end of the connecting rod (53) is hingedly provided with a fixing frame (54), the upper end of the fixing frame (54) passes through the connecting groove and is slidably connected to the inner wall of the connecting groove. A positioning frame (55) is fixedly provided inside the placement seat (1), and four positioning frames (55) are evenly provided. A positioning groove is opened on the side of the positioning frame (55), and the lower end of the fixing frame (54) is located inside the positioning groove and is slidably connected to the inner wall of the positioning groove.

4. The screw hole tapping device for automobile parts according to claim 1, characterized in that: The ejection portion includes a connecting frame (56), the top surface of the connecting frame (56) is fixedly connected to the bottom surface of the placement plate (3), a limiting groove is provided on the side of the connecting frame (56), and a movable plate (57) is provided inside the connecting frame (56), and the left and right ends of the movable plate (57) are respectively located inside the limiting groove adjacent to each other and are slidably connected to the inner wall of the limiting groove adjacent to each other.

5. The screw hole tapping device for automobile parts according to claim 4, characterized in that: A cylinder (58) is fixedly provided on the inner wall of the connecting frame (56), the top surface of the output shaft of the cylinder (58) is fixedly connected to the bottom surface of the movable plate (57), and a push rod (59) is fixedly provided on the top surface of the movable plate (57). An ejection hole is provided at the center of the top surface of the push rod (59), and the upper end of the push rod (59) is located inside the ejection hole and is slidably connected to the inner wall of the ejection hole.

6. The screw hole tapping device for automobile parts according to claim 1, characterized in that: The driving part includes an electric push cylinder (61), the bottom surface of the electric push cylinder (61) is fixedly connected to the support frame (4), the output shaft of the electric push cylinder (61) passes through the support frame (4) and extends to the bottom of the support frame (4), a lifting plate (62) is fixedly provided on the bottom surface of the output shaft of the electric push cylinder (61), a positioning rod (63) is fixedly provided on the top surface of the lifting plate (62), a positioning sleeve (64) is fixedly provided on the top surface of the support frame (4), and the upper end of the positioning rod (63) passes through the placement plate (3) and the positioning sleeve (64) in sequence and is slidably connected to the positioning sleeve (64).

7. The screw hole tapping device for automobile parts according to claim 1, characterized in that: The tapping part comprises a movable frame (65), the top surface of the movable frame (65) is fixedly connected to the lifting plate (62), a motor (66) is fixedly arranged inside the movable frame (65), an output shaft of the motor (66) passes through the movable frame (65) and extends to the bottom of the movable frame (65), and a tap (69) is fixedly arranged on the bottom surface of the output shaft of the motor (66).

8. The screw hole tapping device for automobile parts according to claim 7, characterized in that: The top surface of the movable frame (65) is hingedly provided with a support rod (67), and four support rods (67) are evenly provided. The lower end of the support rod (67) is hingedly provided with a support ring (68), and the support ring (68) is sleeved on the outer side surface of the tap (69).