CN219598669U - Tapping and chamfering device for main mounting hole of reinforcing ring of rear axle housing of automobile - Google Patents
Tapping and chamfering device for main mounting hole of reinforcing ring of rear axle housing of automobile Download PDFInfo
- Publication number
- CN219598669U CN219598669U CN202320374931.2U CN202320374931U CN219598669U CN 219598669 U CN219598669 U CN 219598669U CN 202320374931 U CN202320374931 U CN 202320374931U CN 219598669 U CN219598669 U CN 219598669U
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- rack
- rear axle
- axle housing
- shaped
- connecting plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a tapping and chamfering device for a main mounting hole of a reinforcing ring of a rear axle housing of an automobile, which is characterized in that: the device comprises a rack, wherein V-shaped positioning mechanisms are arranged on the left side and the right side above the rack, and a clamping leveling mechanism is arranged in the middle of the rack; the V-shaped positioning mechanism comprises a connecting plate, an electric tapping machine mounting plate and a V-shaped seat are arranged on the connecting plate, a V-shaped seat gasket is arranged on a V-shaped opening above the V-shaped seat, and an electric tapping machine is arranged on the electric tapping machine mounting plate; the clamping leveling mechanism comprises an air cylinder connecting plate fixed with an air cylinder arranged below the rack and a guide sleeve arranged above the rack, wherein a guide shaft is connected in the guide sleeve in a sliding manner, the lower end of the guide shaft is connected with the free end of the air cylinder through an air cylinder connecting flange, and a leveling pressing plate and a horizontal adjusting base plate are arranged at the upper end of the guide shaft. The utility model solves the problems of high processing cost, high requirement on the skill level of operators, high labor intensity and the like of the existing rear axle housing.
Description
Technical Field
The utility model relates to a tapping and chamfering device for a main mounting hole of a reinforcing ring of a rear axle housing of an automobile. Belongs to the technical field of automobile part processing and manufacturing.
Background
The automobile rear axle housing welding assembly comprises two end axle shaft sleeves, a middle reinforcing ring, a body, wire harness brackets and the like, wherein the reinforcing ring is connected with the body in a welding mode, a reinforcing ring surface and an inner hole are required to be machined, the dimensional accuracy and the roughness are ensured, a threaded hole for installing a main speed reducer assembly is required to be machined on the end surface, and the main speed reducer assembly is connected with the rear axle housing assembly through a stud.
The machining mode of the threaded hole is generally divided into two types, one type is that a rear axle housing is fixed on a clamp, a plurality of threaded bottom holes are machined through a rocker arm drill or clamped by a multi-shaft drilling machine at one time, the machining is completed, the next procedure is replaced after the machining is completed, the rear axle housing is placed on the clamp, the rear axle housing and the clamp are manually moved, the bottom holes to be machined are guaranteed to be below a vertical drill tap, the vertical drill is operated to tap threads, and the electric hand drill in the next procedure is chamfered after the machining is completed. Although the method can meet the processing requirements, 3 working procedures, namely 3 persons, are needed to operate, the labor cost is high, and meanwhile, each rear axle housing thread bottom hole is guaranteed to correspond to the tap position to be tapped, so that the requirement on the skill of an operator is high, and the labor intensity is high. The other is that the machining center is used for clamping once to finish the drilling of the threaded bottom hole, the tapping of the bottom hole and the chamfering of the end face, the method reduces the labor cost, can ensure the product quality, but has larger equipment cost investment, each production line is required to be provided with 3-4 machining centers by the productivity, the machining cost of the rear axle housing is high, and the method has no advantage in market competition.
Disclosure of Invention
The utility model aims to provide a tapping and chamfering device for a main mounting hole of a reinforcing ring of an automobile rear axle housing, which aims to solve the problems of high processing cost, high requirement on the skill level of an operator, high labor intensity and the like of the existing rear axle housing.
The technical scheme adopted by the utility model is as follows: the utility model provides a car rear axle housing strengthening ring owner subtracts mounting hole tapping chamfer device which characterized in that: the device comprises a rack, wherein V-shaped positioning mechanisms are arranged on the left side and the right side above the rack, and a clamping leveling mechanism is arranged in the middle of the rack;
the V-shaped positioning mechanism comprises a connecting plate, an electric tapping machine mounting plate and a V-shaped seat are arranged on the connecting plate, a V-shaped seat gasket is arranged on a V-shaped opening above the V-shaped seat, and an electric tapping machine is arranged on the electric tapping machine mounting plate;
the clamping leveling mechanism comprises an air cylinder connecting plate fixed with an air cylinder arranged below the rack and a guide sleeve arranged above the rack, wherein a guide shaft is connected in the guide sleeve in a sliding manner, the lower end of the guide shaft is connected with the free end of the air cylinder through an air cylinder connecting flange, and a leveling pressing plate and a horizontal adjusting base plate are arranged at the upper end of the guide shaft.
Further: the connecting plate is fixed on the rack through bolts, the electric tapping machine mounting plate is connected on the connecting plate through bolts or welded, and the V-shaped seat is slidingly connected on the connecting plate.
Further: the V-shaped seat is L-shaped, the lower part is provided with a T-shaped groove bolt and a guide key, the T-shaped groove bolt is matched with a T-shaped groove arranged on the connecting plate, and the guide key is matched with a guide groove on the connecting plate.
Further: the two groups of guide shafts are arranged on the front side and the rear side of the automobile rear axle housing above the rack, and the leveling pressing plates are arranged above the automobile rear axle housing in a crossing manner and the two ends of the leveling pressing plates are respectively sleeved on the guide shafts; and a fixing nut matched with the end part of the guide shaft is arranged above the horizontal adjusting base plate.
Further: the electric tapping machine is arranged on the electric tapping machine mounting plate through bolts.
The beneficial effects of the utility model are as follows: the utility model adopts the V-shaped positioning mechanism and the clamping leveling mechanism which are assembled on the left-right symmetrical structure of the bench workbench, and the height of the backing plate is adjusted horizontally by the replacement of the model of the V-shaped seat cushion sheet in the V-shaped positioning mechanism and the clamping leveling mechanism, so that the rear axle housing of each batch of automobiles can be ensured to be kept in a horizontal state in a clamping state, the electric tapping machine is connected on the connecting plate through the mounting plate of the electric tapping machine, and the electric tapping machine and the rear axle housing of the automobiles to be processed can be adjusted to be in an optimal state through 5 groups of threaded holes. The automobile rear axle housing clamping and adjusting device is reasonable in structural design, convenient to clamp and adjust, accurate in positioning, simple and quick, low in requirement on operator skills and small in energy consumption, and meanwhile two working procedures are combined together to reduce labor cost investment.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a top view of the rear axle housing of the motor vehicle of FIG. 1;
FIG. 3 is a schematic view of the V-shaped positioning mechanism in FIG. 1;
fig. 4 is a schematic view of the clamp leveling mechanism of fig. 1.
The serial numbers in the figures illustrate: the device comprises a 1-electric tapping machine, a 2-V-shaped positioning mechanism, a 3-bench, a 4-clamping leveling mechanism, a 5-automobile rear axle housing, a 6-electric tapping machine mounting plate, a 7-connecting plate, an 8-V-shaped seat, a 9-V-shaped seat gasket, a 10-guide key, an 11-T-shaped groove bolt, a 12-horizontal adjusting base plate, a 13-leveling pressing plate, a 14-guide shaft, a 15-guide sleeve, a 16-cylinder connecting plate, a 17-cylinder connecting flange and an 18-cylinder.
Detailed Description
1-4 show a main mounting hole tapping and chamfering device of a reinforcing ring of an automobile rear axle housing, which comprises a rack 3, wherein V-shaped positioning mechanisms 2 are arranged on the left side and the right side above the rack 3, and a clamping leveling mechanism 4 is arranged in the middle of the rack; the V-shaped positioning mechanism 2 comprises a connecting plate 7, an electric tapping machine mounting plate 6 and a V-shaped seat 8 are arranged on the connecting plate 7, a V-shaped seat cushion sheet 9 is arranged on a V-shaped opening above the V-shaped seat 8, and an electric tapping machine 1 is arranged on the electric tapping machine mounting plate 6; the clamping leveling mechanism 4 comprises an air cylinder connecting plate 16 which is arranged below the rack 3 and is fixedly provided with an air cylinder 18, and a guide sleeve 15 which is arranged above the rack 3, a guide shaft 14 is connected in the guide sleeve 15 in a sliding manner, the lower end of the guide shaft 14 is connected with the free end of the air cylinder 18 through an air cylinder connecting flange 17, and the upper end of the guide shaft 14 is provided with a leveling pressing plate 13 and a horizontal adjusting base plate 12.
Preferably: the connecting plate 7 is fixed on the rack 3 through bolts, the electric tapping machine mounting plate 6 is connected on the connecting plate 7 through bolt connection or welding, and the V-shaped seat 8 is slidingly connected on the connecting plate 7.
Preferably: the V-shaped seat 8 is L-shaped, and the lower part of the V-shaped seat is provided with a guide key mounting hole and 4T-shaped groove bolt 11 mounting holes; the guide key mounting hole is in threaded connection with a guide key 10, and the lower end of the guide key 10 is matched with a guide groove on the connecting plate 7 to play a guide role in moving the V-shaped seat; the head of the T-shaped groove bolt 11 is matched with a T-shaped groove arranged on the connecting plate 7, the tail of the T-shaped groove bolt 11 penetrates through a mounting hole of the T-shaped groove bolt 11 and is connected with a nut, and the V-shaped seat can be positioned after locking.
The lower part is provided with a T-shaped groove bolt 11 and a guide key 10, wherein the T-shaped groove bolt 11 is matched with the guide key 10 and the guide groove on the connecting plate.
Preferably: the two groups of guide shafts 14 are arranged on the front side and the rear side of the automobile rear axle housing 5 above the rack 3, the leveling pressing plates 13 are arranged above the automobile rear axle housing 5 in a crossing mode, two ends of the leveling pressing plates are respectively sleeved on the guide shafts 14, and the middle lower side of each leveling pressing plate is tightly attached to the surface of the reinforcing ring of the automobile rear axle housing; a fixing nut matched with the end part of the guide shaft 14 is arranged above the horizontal adjusting base plate 12 and is used for locking the horizontal adjusting base plate 12 and the leveling pressing plate 13.
Preferably: the electric tapping machine 1 (comprising a main body and a link mechanism) is an electric tapping machine manufactured by Shanghai Mo Muchun electromechanical company, the model WMD0912 is fixed on the electric tapping machine mounting plate 6 through bolts, and the main body can freely move in position and keep vertical with the aid of the link mechanism.
The working process of the structure of the utility model is as follows:
according to different model automobile rear axle housings 5, the V type positioning mechanism 2 on two sides is adjusted to move along the guide groove and replace the model of the V type seat cushion piece 9, the T type groove bolts 11 are fastened after adjustment, and the V type positioning mechanism 2 is ensured to accurately position the automobile rear axle housing 5. The horizontal adjusting base plate 12 on the clamping leveling mechanism 4 is taken down, the manual valve clamping cylinder 18 is pulled to open, the automobile rear axle housing 5 is placed in the automobile rear axle housing to be positioned through the V-shaped positioning mechanisms 2 on the two sides, one side of the reinforcing ring is guaranteed to be upward, the leveling pressing plate 13 is placed in the automobile rear axle housing, the manual valve cylinder 18 is pulled to drive the guide shaft 14 to move along the guide sleeve 15, the automobile rear axle housing 5 is clamped through the leveling pressing plate 13 and the reinforcing ring surface is leveled, and the first part is kept horizontal through the height gauge detection of the reinforcing ring surface. The electric tapping machine 1 is operated to tap the reinforcing ring threaded bottom holes one by one, the electric tapping machine 1 is reset after the completion, the other electric tapping machine 1 is operated to chamfer the end surfaces of the threaded holes, and the electric tapping machine 1 is reset after the completion. And pulling the manual valve to loosen the air cylinder 18, taking down the leveling pressing plate 13, taking out the rear axle housing of the automobile, finishing the machining and chamfering of the bottom hole threads of the rear axle housing 5 of the automobile, and repeating the steps to process the next product.
Claims (5)
1. The utility model provides a car rear axle housing strengthening ring owner subtracts mounting hole tapping chamfer device which characterized in that: the device comprises a rack (3), wherein V-shaped positioning mechanisms (2) are arranged on the left side and the right side above the rack (3), and a clamping leveling mechanism (4) is arranged in the middle of the rack;
the V-shaped positioning mechanism (2) comprises a connecting plate (7), an electric tapping machine mounting plate (6) and a V-shaped seat (8) are arranged on the connecting plate (7), a V-shaped seat gasket (9) is arranged on a V-shaped opening above the V-shaped seat (8), and an electric tapping machine (1) is arranged on the electric tapping machine mounting plate (6);
the clamping leveling mechanism (4) comprises a cylinder connecting plate (16) which is arranged below the rack (3) and is fixedly provided with a cylinder (18) and a guide sleeve (15) which is arranged above the rack (3), a guide shaft (14) is connected in a sliding manner with the guide sleeve (15), the lower end of the guide shaft (14) is connected with the free end of the cylinder (18) through a cylinder connecting flange (17), and the upper end of the guide shaft (14) is provided with
A leveling pressing plate (13) and a horizontal adjusting base plate (12).
2. The tapping and chamfering device for main mounting holes of a reinforcing ring of a rear axle housing of an automobile according to claim 1, wherein the tapping and chamfering device comprises the following components: the connecting plate (7) is fixed on the rack (3) through bolts, the electric tapping machine mounting plate (6) is connected on the connecting plate (7) through bolt connection or welding, and the V-shaped seat (8) is connected on the connecting plate (7) in a sliding mode.
3. The tapping and chamfering device for main mounting holes of a reinforcing ring of a rear axle housing of an automobile according to claim 1 or 2, wherein: the V-shaped seat (8) is L-shaped, a T-shaped groove bolt (11) and a guide key (10) are arranged at the lower part of the V-shaped seat, the T-shaped groove bolt (11) is matched with a T-shaped groove arranged on the connecting plate (7), and the guide key (10) is matched with a guide groove on the connecting plate.
4. The tapping and chamfering device for main mounting holes of a reinforcing ring of a rear axle housing of an automobile according to claim 1, wherein the tapping and chamfering device comprises the following components: the two groups of guide shafts (14) are arranged on the front side and the rear side of the automobile rear axle housing (5) above the rack (3), and the leveling pressing plates (13) are arranged above the automobile rear axle housing (5) in a straddling mode, and the two ends of the leveling pressing plates are respectively sleeved on the guide shafts (14); a fixing nut matched with the end part of the guide shaft (14) is arranged above the horizontal adjusting base plate (12).
5. The tapping and chamfering device for main mounting holes of a reinforcing ring of a rear axle housing of an automobile according to claim 1, wherein the tapping and chamfering device comprises the following components: the electric tapping machine (1) is fixed on the electric tapping machine mounting plate (6) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374931.2U CN219598669U (en) | 2023-03-03 | 2023-03-03 | Tapping and chamfering device for main mounting hole of reinforcing ring of rear axle housing of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374931.2U CN219598669U (en) | 2023-03-03 | 2023-03-03 | Tapping and chamfering device for main mounting hole of reinforcing ring of rear axle housing of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219598669U true CN219598669U (en) | 2023-08-29 |
Family
ID=87754970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320374931.2U Active CN219598669U (en) | 2023-03-03 | 2023-03-03 | Tapping and chamfering device for main mounting hole of reinforcing ring of rear axle housing of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219598669U (en) |
-
2023
- 2023-03-03 CN CN202320374931.2U patent/CN219598669U/en active Active
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