Auxiliary clamp for producing and machining engine cylinder cover
By designing an auxiliary fixture that combines a hydraulic cylinder and a stepper motor, the cylinder head can be flipped, solving the problem that existing fixtures cannot be flipped and improving processing efficiency.
Patent Information
- Application Number
- CN202422749805.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-12
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-11-12
AI Technical Summary
Existing engine cylinder head fixtures have a fixed structure that prevents them from being flipped during processing, resulting in only one side being processed at a time, requiring re-clamping and reducing processing efficiency.
An auxiliary fixture for engine cylinder head manufacturing was designed. Through the cooperation of a hydraulic cylinder and a stepper motor, the cylinder head can be flipped. The hydraulic cylinder clamps both ends of the cylinder head, and the stepper motor drives the worm gear and bevel gear system to rotate the cylinder head 180 degrees without the need for re-clamping.
It enables rapid flipping of the cylinder head, improves processing efficiency, avoids the re-clamping step, and facilitates use.
Smart Images
Figure CN223519639U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of engine cylinder cover processing, specifically to an auxiliary fixture for engine cylinder cover production and processing. BACKGROUND
[0002] The engine cylinder cover is used to close the cylinder and constitute the assembly of combustion chamber, the side valve engine cylinder cover, cast water jacket, water inlet hole, water outlet hole, spark plug hole, bolt hole and combustion chamber etc., the top valve engine cylinder cover, in addition to cooling water jacket, still have valve device, air inlet and exhaust passage etc., and when producing and processing the engine cylinder cover, the fixture is usually used to fix the cylinder cover, but the existing fixture has the function of turning over the cylinder cover in the actual use process because the structure of the fixture is relatively fixed, so after clamping once, only one surface can be processed, and when processing the other surface, it needs to be clamped again, thereby the processing efficiency is reduced, and then it is not favorable to use, therefore an auxiliary fixture for engine cylinder cover production and processing is provided. SUMMARY
[0003] (I) technical problems solved
[0004] In view of the defects of the prior art, the utility model provides an auxiliary fixture for engine cylinder cover production and processing, has the advantages that the cylinder cover can be turned over, solves the problems that the existing fixture has the function of turning over the cylinder cover in the actual use process because the structure of the fixture is relatively fixed, so after clamping once, only one surface can be processed, and when processing the other surface, it needs to be clamped again, thereby the processing efficiency is reduced, and then it is not favorable to use.
[0005] (II) technical scheme
[0006] In order to achieve the above-mentioned can be turned over the cylinder head purposes, the utility model provides technical scheme as follows: an auxiliary fixture for engine cylinder head production and processing, including frame, the front and back two ends of both sides of the bottom of frame are provided with support feet, the top of both sides of frame is provided with mounting plate, the opposite side top of two mounting plates is provided with U type block, the opposite side of two U type blocks is provided with installation shaft which extends to its inside and is respectively connected with the opposite side of two mounting plates, the opposite side of two installation shafts is provided with connecting plate, the front and back two ends of opposite side of two connecting plates are provided with limit block, the opposite side of two connecting plates is provided with electric telescopic rod which is located between the front and back two limit blocks, the output end of electric telescopic rod of both sides extends to the opposite side of two connecting plates and is respectively fixedly connected with the opposite side of two U type plates, the upper and lower two ends of opposite side inner wall of two U type plates are provided with clamping plate, the opposite side of clamping plate of upper and lower sides is provided with rubber block, the upper and lower two ends of two U type plates are provided with hydraulic cylinder, the output end of left two hydraulic cylinders extends to the inside of left U type plate and is respectively fixedly connected with the opposite side of left two clamping plates, the output end of right two hydraulic cylinders extends to the inside of right U type plate and is respectively fixedly connected with the opposite side of right two clamping plates, the right top of right mounting plate is provided with controller, the inner bottom wall of two U type blocks is provided with transmission shaft which extends to the inside of frame and is movably connected with the inner bottom wall of frame, the top of two transmission shafts is provided with first bevel gear, the outside of two installation shafts is provided with second bevel gear which is located in the inside of two U type blocks and is meshed with one end of two first bevel gears respectively, the inner wall between both sides of frame is provided with transmission assembly fixedly connected with the outside of two transmission shafts, the bottom of frame is provided with drive assembly which extends to its inside and is fixedly connected with the outside of transmission assembly.
[0007] Preferably, the transmission assembly comprises a worm, the worm is movably installed between the rear sides of the two transmission shafts between the inner walls of both sides of the frame, and worm gears are fixedly installed on the outer sides of the two transmission shafts and meshed with one end of the worm.
[0008] Preferably, the drive assembly comprises a stepper motor, the stepper motor is fixedly installed on the bottom of the frame, a housing is fixedly installed on the outside of the stepper motor on the bottom of the frame, the output shaft of the stepper motor extends to the inside of the frame and is fixedly installed with a third bevel gear, and a fourth bevel gear is fixedly installed on the outside of the worm and meshed with one end of the third bevel gear.
[0009] Preferably, the opposite sides of the two mounting plates are fixedly installed with first bearings respectively located inside the two U-shaped blocks, and the mounting shaft is rotationally connected with the mounting plates through the first bearings.
[0010] Preferably, the left and right sides of the inner bottom wall of the frame body are fixedly installed with second bearings, and the transmission shaft is rotationally connected with the inner bottom wall of the frame body through the second bearings.
[0011] Preferably, the left and right sides of the inner wall of the frame body are fixedly installed with third bearings, and the worm is rotationally connected with the inner wall of the frame body through the third bearings.
[0012] (Three) beneficial effects
[0013] Compared with the prior art, the utility model provides a kind of auxiliary fixture for engine cylinder cover production and processing, with following beneficial effects:
[0014] The auxiliary fixture for engine cylinder cover production and processing, by the left and right ends of engine cylinder cover are placed between left two rubber blocks and right two rubber blocks respectively, immediately start left and right hydraulic cylinders to drive the relative movement of upper and lower two clamping plates and upper and lower two rubber blocks, to this left and right ends of engine cylinder cover are clamped and fixed, when needing to turn over engine cylinder cover, can be driven by starting stepper motor third bevel gear rotation, in turn by fourth bevel gear to drive worm rotation, by two worm gears to drive two transmission shafts and two first bevel gears rotation, finally by two second bevel gears to drive two mounting shafts, two U-shaped plates and engine cylinder cover whole rotation, so that engine cylinder cover rotates one hundred and eighty degrees, to this to turn over engine cylinder cover, without engine cylinder cover is re-clamped, to facilitate the use of user. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the structure schematic diagram of the utility model;
[0016] Figure 2 It is the utility model Figure 1 Enlarged view of A in the utility model;
[0017] Figure 3 It is the left side connecting plate overhead sectional view partial schematic diagram of the utility model.
[0018] In the drawing: 1 frame body, 2 support foot, 3 mounting plate, 4 U-shaped block, 5 mounting shaft, 6 connecting plate, 7 limit block, 8 U-shaped plate, 9 electric telescopic rod, 10 clamping plate, 11 rubber block, 12 hydraulic cylinder, 13 controller, 14 transmission shaft, 15 first bevel gear, 16 second bevel gear, 17 transmission assembly, 171 worm, 172 worm gear, 18 drive assembly, 181 stepper motor, 182 housing, 183 third bevel gear, 184 fourth bevel gear. Detailed Implementation
[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0020] Please see Figures 1-3 This utility model provides a technical solution: an auxiliary fixture for the production and processing of engine cylinder heads, including a frame 1. Support feet 2 are fixedly installed at the front and rear ends of the left and right sides of the bottom of the frame 1. Mounting plates 3 are fixedly installed on the left and right sides of the top of the frame 1. U-shaped blocks 4 are fixedly installed on the top of the opposite sides of the two mounting plates 3. Mounting shafts 5, one end of which extends into the interior of the two U-shaped blocks 4 and is movably connected to the opposite sides of the two mounting plates 3, are movably installed on the opposite sides of the two U-shaped blocks 4. First mounting holes adapted to the mounting shafts 5 are opened on the opposite sides of the two U-shaped blocks 4. First bearings located inside the two U-shaped blocks 4 are fixedly installed on the opposite sides of the two mounting plates 3. The mounting shafts 5 are rotatably connected to the mounting plates 3 through the first bearings. Connecting plates 6 are fixedly installed on the opposite sides of the two mounting shafts 5.
[0021] Limiting blocks 7 are movably installed at both ends of the opposite sides of the two connecting plates 6. One end of each of the left and right limiting blocks 7 extends to the opposite side of the two connecting plates 6. A U-shaped plate 8 is fixedly installed on the opposite side of each of the two front limiting blocks 7, with one end fixedly connected to the opposite side of each of the two rear limiting blocks 7. An electric telescopic rod 9 is fixedly installed between the front and rear limiting blocks 7 at both ends of the opposite sides of the two connecting plates 6. The electric telescopic rod 9 can be model YNT-03. The output ends of the electric telescopic rods 9 extend to the opposite side of the two connecting plates 6 and are fixedly connected to the opposite sides of the two U-shaped plates 8. Clamping plates 10 are movably installed at both the upper and lower ends of the inner walls of opposite sides of the U-shaped plate 8. Rubber blocks 11 are fixedly installed on opposite sides of the upper and lower clamping plates 10. Hydraulic cylinders 12 are fixedly installed at both the upper and lower ends of the two U-shaped plates 8. The hydraulic cylinders 12 can be 140L. The output ends of the two hydraulic cylinders 12 on the left side extend into the interior of the left U-shaped plate 8 and are fixedly connected to the opposite sides of the two clamping plates 10 on the left side. The output ends of the two hydraulic cylinders 12 on the right side extend into the interior of the right U-shaped plate 8 and are fixedly connected to the opposite sides of the two clamping plates 10 on the right side. A controller 13 is fixedly installed on the top right side of the right mounting plate 3.
[0022] The inner bottom wall of the two U-shaped blocks 4 is movably installed with a transmission shaft 14 extending into the inside of the frame body 1 and movably connected with the inner bottom wall of the frame body 1, the inner bottom wall of the two U-shaped blocks 4 is provided with a second mounting hole matched with the transmission shaft 14, the top of the frame body 1 is provided with a third mounting hole matched with the transmission shaft 14 on the left and right sides, the left and right sides of the inner bottom wall of the frame body 1 is fixedly installed with a second bearing, the transmission shaft 14 is rotatably connected with the inner bottom wall of the frame body 1 through the second bearing, the top of the two transmission shafts 14 is fixedly installed with a first bevel gear 15, the outer side of the two mounting shafts 5 is fixedly installed with a second bevel gear 16 respectively located in the inside of the two U-shaped blocks 4 and one end of which is engaged with the two first bevel gears 15 respectively.
[0023] The left and right sides of the inner wall of the frame body 1 is movably installed with a transmission assembly 17 fixedly connected with the outer sides of the two transmission shafts 14, the transmission assembly 17 comprises a worm 171, the left and right sides of the inner wall of the frame body 1 is movably installed with the worm 171 located at the rear side of the two transmission shafts 14, the left and right sides of the inner wall of the frame body 1 is fixedly installed with a third bearing, the worm 171 is rotatably connected with the inner wall of the frame body 1 through the third bearing, the outer side of the two transmission shafts 14 is fixedly installed with a worm wheel 172 located in the inside of the frame body 1 and one end of which is engaged with the worm 171.
[0024] The bottom of the frame body 1 is fixedly installed with a driving assembly 18 extending into the inside thereof and fixedly connected with the outer side of the transmission assembly 17, the driving assembly 18 comprises a stepping motor 181, the bottom of the frame body 1 is fixedly installed with the stepping motor 181, the model of the stepping motor 181 can be TDA101-5, the bottom of the frame body 1 is fixedly installed with a cover 182 located at the outer side of the stepping motor 181, the output shaft of the stepping motor 181 extends into the inside of the frame body 1 and is fixedly installed with a third bevel gear 183, the outer side of the worm 171 is fixedly installed with a fourth bevel gear 184 one end of which is engaged with the third bevel gear 183, the electrical components appearing in this paper are electrically connected with the controller 13 and 220V mains.
[0025] In use, the left and right electric telescopic rods 9 can be started by the controller 13 to drive the two U-shaped plates 8 to move relatively, so that the distance between the two U-shaped plates 8 is adjusted according to the length of the engine cylinder cover, and then the left and right ends of the engine cylinder cover are respectively placed between the left two rubber blocks 11 and the right two rubber blocks 11, and then the upper and lower clamping plates 10 and the upper and lower rubber blocks 11 are driven to move relatively by starting the left and right hydraulic cylinders 12 through the controller 13, so that the left and right ends of the engine cylinder cover are clamped and fixed, and at this time the top surface of the engine cylinder cover can be machined, when the bottom surface of the engine cylinder cover needs to be machined, the third bevel gear 183 can be driven to rotate by starting the stepper motor 181 through the controller 13, and then the worm 171 is driven to rotate through the fourth bevel gear 184, and finally the two mounting shafts 5, the two U-shaped plates 8 and the engine cylinder cover are driven to rotate as a whole through the two second bevel gears 16, so that the engine cylinder cover is rotated by one hundred and eighty degrees, so that the engine cylinder cover is turned over, thereby avoiding the need to clamp the engine cylinder cover again, and facilitating the machining of the engine cylinder cover.
[0026] In summary, the auxiliary clamp for engine cylinder cover production and machining can place the left and right ends of the engine cylinder cover between the left two rubber blocks 11 and the right two rubber blocks 11, and then start the left and right hydraulic cylinders 12 to drive the upper and lower clamping plates 10 and the upper and lower rubber blocks 11 to move relatively, so that the left and right ends of the engine cylinder cover are clamped and fixed, when the engine cylinder cover needs to be turned over, the third bevel gear 183 can be driven to rotate by starting the stepper motor 181, and then the worm 171 is driven to rotate through the fourth bevel gear 184, and finally the two mounting shafts 5, the two U-shaped plates 8 and the engine cylinder cover are driven to rotate as a whole through the two second bevel gears 16, so that the engine cylinder cover is rotated by one hundred and eighty degrees, so that the engine cylinder cover is turned over, thereby avoiding the need to clamp the engine cylinder cover again, and facilitating the user's use, solving the problem that the existing clamp has a fixed structure and does not have the function of turning over the cylinder cover during actual use, so that only one surface can be machined after clamping once, and the cylinder cover needs to be clamped again when the other surface needs to be machined, thereby reducing the machining efficiency and being not conducive to use.
[0027] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.
[0028] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.
Claims
1. An auxiliary clamp for engine cylinder cover production and processing, comprising a frame body (1), support feet (2) are arranged at the front and rear ends of the left and right sides of the bottom of the frame body (1), mounting plates (3) are arranged at the left and right sides of the top of the frame body (1), U-shaped blocks (4) are arranged at the top of the opposite sides of the two mounting plates (3), mounting shafts (5) extending into the interiors thereof and movably connected with the opposite sides of the two mounting plates (3) are arranged at the opposite sides of the two U-shaped blocks (4), connecting plates (6) are arranged at the opposite sides of the two mounting shafts (5), limit blocks (7) are arranged at the front and rear ends of the opposite sides of the two connecting plates (6), the left and right sides of the limit blocks (7) extend to the opposite sides of the two connecting plates (6), U-shaped plates (8) fixedly connected with the opposite sides of the rear two limit blocks (7) are arranged at the opposite sides of the front two limit blocks (7), electric telescopic rods (9) between the front and rear limit blocks (7) are arranged at the front and rear ends of the opposite sides of the two connecting plates (6), the output ends of the left and right sides of the electric telescopic rods (9) extend to the opposite sides of the two connecting plates (6) and are fixedly connected with the opposite sides of the two U-shaped plates (8), clamping plates (10) are arranged at the upper and lower ends of the opposite sides of the inner walls of the two U-shaped plates (8), rubber blocks (11) are arranged at the opposite sides of the clamping plates (10), hydraulic cylinders (12) are arranged at the upper and lower ends of the two U-shaped plates (8), the output ends of the left two hydraulic cylinders (12) extend into the left U-shaped plate (8) and are fixedly connected with the opposite sides of the left two clamping plates (10), the output ends of the right two hydraulic cylinders (12) extend into the right U-shaped plate (8) and are fixedly connected with the opposite sides of the right two clamping plates (10), and a controller (13) is arranged at the right top of the right mounting plate (3). The inner bottom wall of each of the two U-shaped blocks (4) is provided with a transmission shaft (14) extending into the frame (1) and movably connected with the inner bottom wall of the frame (1), the top of each of the two transmission shafts (14) is provided with a first bevel gear (15), the outer side of each of the two mounting shafts (5) is provided with a second bevel gear (16) located in the two U-shaped blocks (4) respectively and meshing with the two first bevel gears (15) respectively, the left and right sides of the inner wall of the frame (1) are provided with a transmission assembly (17) fixedly connected with the outer sides of the two transmission shafts (14), and the bottom of the frame (1) is provided with a driving assembly (18) extending into the frame (1) and fixedly connected with the outer side of the transmission assembly (17).
2. The auxiliary fixture for producing and processing engine cylinder cover according to claim 1, characterized in that: The transmission assembly (17) comprises a worm (171), the left and right sides of the inner wall of the frame (1) are movably provided with the worm (171) located at the rear side of the two transmission shafts (14), and the outer side of each of the two transmission shafts (14) is fixedly provided with a worm wheel (172) located in the frame (1) and meshing with the worm (171) at one end.
3. The auxiliary fixture for producing and processing engine cylinder cover according to claim 2, characterized in that: The driving assembly (18) comprises a stepping motor (181), the bottom of the frame (1) is fixedly provided with the stepping motor (181), the bottom of the frame (1) is fixedly provided with a cover (182) located at the outer side of the stepping motor (181), the output shaft of the stepping motor (181) extends into the frame (1) and is fixedly provided with a third bevel gear (183), and the outer side of the worm (171) is fixedly provided with a fourth bevel gear (184) meshing with the third bevel gear (183) at one end.
4. The auxiliary fixture for producing and processing engine cylinder cover according to claim 1, characterized in that: The opposite sides of each of the two mounting plates (3) are fixedly provided with a first bearing located in the two U-shaped blocks (4) respectively, and the mounting shaft (5) is rotatably connected with the mounting plate (3) through the first bearing.
5. The auxiliary fixture for producing and processing engine cylinder cover according to claim 1, characterized in that: The left and right sides of the inner bottom wall of the frame (1) are fixedly provided with a second bearing, and the transmission shaft (14) is rotatably connected with the inner bottom wall of the frame (1) through the second bearing.
6. The auxiliary fixture for engine cylinder head production and processing according to claim 2, characterized in that: The left and right sides of the inner wall of the frame (1) are fixedly provided with a third bearing, and the worm (171) is rotatably connected with the inner wall of the frame (1) through the third bearing.