CN106624910A - Automobile engine cylinder body clamp - Google Patents
Automobile engine cylinder body clamp Download PDFInfo
- Publication number
- CN106624910A CN106624910A CN201610918496.XA CN201610918496A CN106624910A CN 106624910 A CN106624910 A CN 106624910A CN 201610918496 A CN201610918496 A CN 201610918496A CN 106624910 A CN106624910 A CN 106624910A
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- cylinder
- block
- cylinder body
- bearing block
- hydraulic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses an automobile engine cylinder body clamp comprising a supporting seat, cylinder body half-body clamping mechanisms and a hydraulic pressure input structure. The cylinder body half-body clamping mechanisms and the hydraulic pressure input structure are fixedly mounted on the supporting seat, the cylinder body half-body clamping mechanisms are hydraulic pressure driving clamping mechanisms, and the cylinder body half-body clamping mechanisms are connected with the hydraulic pressure input structure. The automobile engine cylinder body clamp is characterized in that the supporting seat comprises a base and a bearing block; the top surface of the base has a horizontal mounting surface, and the bearing block is formed in the mode that the overall horizontal mounting surface perpendicularly protrudes upwards; two back-to-back side surfaces are arranged on the bearing block, and the surface area of each side surface is larger than the area surrounded by the projection of each cylinder body half-body clamping mechanism in the direction vertical to the side surface; and a set of cylinder body half-body clamping mechanisms are mounted on the two side surfaces correspondingly. The automobile engine cylinder body clamp has the advantages that the integration level is higher, the structure is more compact, and floor area and space can be saved.
Description
Technical Field
The invention belongs to the field of automobile engine tools, and particularly relates to an automobile engine cylinder clamp.
Background
The automobile engine cylinder body is manufactured by a casting processing technology. During production and processing, a cylinder body blank is obtained through casting, then the blank is fixed by adopting a clamp, and then the blank is processed by adopting a milling machine tool, so that a finished product is obtained.
In the prior art, a patent with publication number CN204366548U discloses a "hydraulic engine cylinder bottom milling fixture" (refer to fig. 1 in this specification), which includes a base 1 and a top plate 2, wherein two ends of the base are respectively provided with a side plate 3 and an upright rod 4 for supporting the top plate, the base is further provided with a support plate 5 matched with the top surface of the engine cylinder, an end of the support plate 5 is provided with a positioning block 6 matched with the end surface of the engine cylinder, the top plate is provided with a first hydraulic cylinder 7 and a second hydraulic cylinder 8 which are longitudinally arranged along the engine cylinder, a piston rod of the first hydraulic cylinder is provided with a first connecting plate 9, the first connecting plate is provided with a first pressure rod group 10, a piston rod of the second hydraulic cylinder is provided with a second connecting plate 11, and the second connecting plate is provided with a second pressure rod group 12; the positioning device further comprises a positioning plate 13 matched with the end face of the bearing seat in the middle of the engine cylinder body, and the positioning plate is fixed on the base 1 through a support 14.
However, a single clamp can only clamp one half body in the cylinder body at one time, and when two half bodies of the single cylinder body need to be clamped, two sets of clamps are needed; however, the transportation and the installation of the two sets of clamps on site are complicated. Based on this, the applicant considered to design an automotive engine block clamp that is more convenient to transport, transport and to install and arrange on site.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a vehicle engine cylinder block clamp which is more convenient for transportation, moving and field installation and arrangement.
In order to solve the technical problems, the invention adopts the following technical scheme:
the automobile engine cylinder clamp comprises a supporting seat, a cylinder half body clamping mechanism and a hydraulic input structure; the cylinder body half body clamping mechanism and the hydraulic input structure are fixedly arranged on the supporting seat, the cylinder body half body clamping mechanism is a hydraulic drive clamping mechanism, and the cylinder body half body clamping mechanism is connected with the hydraulic input structure; the method is characterized in that: the supporting seat comprises a base and a bearing block, a horizontal mounting surface is arranged on the top surface of the base, the bearing block is vertically and convexly formed on the horizontal mounting surface integrally, two side surfaces which are opposite to each other are arranged on the bearing block, the surface areas of the two side surfaces are larger than the area which is defined by the projection of the cylinder body half body clamping mechanism in the direction vertical to the side surfaces, and a set of cylinder body half body clamping mechanism is fixedly mounted on each of the two side surfaces.
According to the automobile engine cylinder block clamp, the bearing block is vertically and fixedly mounted on the base, and the two side faces of the bearing block are respectively and fixedly provided with the cylinder block half body clamping and fixing mechanisms, so that the automobile engine cylinder block clamp can clamp two half bodies of a cylinder block at one time, and can finish the transportation, the moving and the field installation and arrangement at one time, and the efficiency of the transportation, the moving and the field installation and arrangement is improved. Meanwhile, the automobile engine cylinder body clamp is higher in integration level and more compact in structure, and the occupied area and the space can be saved.
Preferably, the clamping mechanism for the half cylinder body bodies comprises a lower supporting plate, a top block, a hydraulic cylinder, a push plate and a pressing rod, wherein the lower supporting plate and the top block are of a horizontal plate-shaped structure integrally and are vertically connected to the side face of the supporting seat integrally; the bottom plate and the top block are arranged at intervals in the height direction of the side face, and the upper surface of the lower supporting plate is a supporting surface for horizontally supporting the cylinder body half body and allowing the cylinder body half body to fall; the hydraulic cylinder is vertically and fixedly installed on the top block, and a push rod of the hydraulic cylinder faces downwards vertically and penetrates through the top block to extend to a position between the top block and the lower support plate; the lower end of the push rod is vertically and fixedly connected with the push plate which is integrally in a strip-shaped horizontal plate shape, and the length direction of the push plate is parallel to the length direction of the half cylinder body which is placed on the lower supporting plate; the fixed vertical fixed mounting of downside of push pedal has compress tightly the pole, compress tightly the pole and be for following the many that push pedal length direction interval set up, and many compress tightly the lower terminal surface of pole for being used for with the upside horizontal plane looks butt's of the cylinder body halfbody of dropping on the bottom suspension board compress tightly the face.
When the clamping mechanism for the half cylinder body is used for clamping the half cylinder body, the half cylinder body is horizontally placed on the lower supporting plate; and then, the hydraulic cylinder is started, so that the push rod of the hydraulic cylinder pushes the push plate and the pressing rod to press the half cylinder body. Therefore, the clamping mechanism of the cylinder body half body is adopted, so that the clamping operation of the cylinder body half body is more convenient and faster.
Preferably, the bearing block comprises a mounting panel, a side plate and a top block; the mounting panels are vertically and fixedly mounted on the base and are integrally in a rectangular thick plate structure, the mounting panels are two blocks which are arranged in parallel at intervals, two surfaces, which are away from each other, of the two mounting panels are respectively and fixedly provided with a set of clamping and fixing mechanism for half cylinder bodies, and the lateral side plates are fixedly connected between the transverse side ends of the two mounting panels; the top ends of the mounting panel and the side plates are fixedly connected with the top block; and hollow structures are formed among the mounting panel, the side plates and the top block in an enclosing manner.
In the structure of the bearing block, the half cylinder clamping mechanism is fixedly mounted on the mounting panel, so that the half cylinder clamping mechanism and the half cylinder need to be supported by the mounting panel, and the fixing reliability of the mounting panel has a clamping effect on the half cylinder clamping mechanism and the half cylinder. The side plates fixedly connected with the transverse side ends of the two mounting panels can strengthen the stability and the strength of the two mounting panels. And the top ends of the two mounting panels and the side plates are fixedly connected with the top block, so that the stability of the mounting panels is further improved, and the overall firmness of the top ends of the two mounting panels and the side plates and the top block is improved.
Meanwhile, a hollow structure is formed between the mounting panel, the side plates and the top block in a surrounding mode, the stable strength of the mounting panel can be guaranteed, the overall weight of the bearing block can be reduced, and the efficiency of transferring and mounting is improved.
Preferably, the bottom end surface of the mounting panel is provided with a plurality of threaded holes which are arranged at intervals in the length direction of the bottom end surface of the mounting panel; a through hole corresponding to the threaded hole is arranged on the base in a penetrating manner; and screws are screwed in the through holes and the threaded holes so that the mounting panel is fixedly connected with the base.
According to the connecting structure between the mounting panel and the base, the structure that the bolt is adopted for connection after the threaded hole is machined in the bottom end of the mounting panel and the hole is drilled in the base is simpler; the installation panel and the base are more convenient to assemble together after being independently produced, and the production and processing efficiency is favorably improved.
Preferably, the top end surface of the mounting panel is provided with a plurality of threaded holes arranged at intervals along the length direction of the top end surface; the top block is provided with through holes which correspond to the threaded holes on the top end face of the mounting panel one by one; and screws are screwed in the through holes and the threaded holes so that the mounting panel is fixedly connected with the top block.
According to the connecting structure between the mounting panel and the top block, the structure that the top end of the mounting panel is provided with the threaded hole and the top block is provided with the hole, and then the top block is connected through the bolt is simple; the installation panel and the independent production of the top block are convenient to mount, and the subsequent assembly is facilitated, so that the production and processing efficiency is improved.
Preferably, the cylinder half body clamping mechanism comprises a vertical fixing mechanism and a transverse fixing mechanism which are fixedly arranged on the side surface of the bearing block; the vertical fixing mechanism comprises an upper fixing mechanism and a lower fixing mechanism; wherein,
the upper fixing mechanism comprises a lever cylinder and a compression column matched with the lever cylinder; the lever cylinder comprises a piston cylinder, a piston rod, a pressing block and a support block; one end of the piston rod is arranged in the piston cylinder and is provided with a piston end plate, the piston end plate is in sealing fit connection with the inner wall of the piston cylinder, and an inner cavity of the piston cylinder is divided into a locking sealing cavity and a loosening sealing cavity, and the locking sealing cavity and the loosening sealing cavity are respectively in sealing communication with the hydraulic input structure through pipelines; the other end of the piston rod penetrates through the piston cylinder, extends to the outside of the piston cylinder and is hinged with one end of the long-strip-shaped pressing block, the middle part of the pressing block in the length direction is hinged with one end of the long-strip-shaped supporting block, and the other end of the supporting block is connected to the connecting seat; the other end of the pressing block is a pressing end; the outer end of the pressure column, which is far away from the side face of the bearing block, is a clamping end, the clamping end points to the abutting end, and the minimum gap between the clamping end and the abutting end is matched with the thickness of a flange on the upper side of a transversely-placed half piston cylinder body;
the lever cylinders and the compression columns are at least two groups which are arranged at intervals corresponding to the upper side flanges of the half piston cylinder body in the transverse direction;
the lower fixing mechanism is integrally positioned below the upper fixing mechanism and comprises at least two support columns which are transversely arranged at intervals; the supporting column is vertically fixed on the side face of the bearing block, and the upper surface of the supporting column is a supporting surface for horizontally supporting the cylinder body half body and allowing the cylinder body half body to fall;
the transverse end fixing mechanism comprises side stop rods which are vertically fixed on the lateral surface of the bearing block, distributed at the transverse two ends of the lateral surface of the bearing block and used for abutting against at least two end surfaces of the half cylinder body.
Compared with the prior art, the arrangement of the clamping mechanism for the half cylinder body not only can vertically clamp the half piston cylinder body, but also can limit the half piston cylinder body through the transverse fixing mechanism, so that the half piston cylinder body can be clamped and fixed in all directions, a more stable clamping effect is obtained, and the milling processing with better precision is facilitated.
When the cylinder half body clamping mechanism is used: firstly, two end faces in the transverse length direction of the cylinder half body enter along the side stop rods, and after the cylinder half body is positioned right above the supporting rod of the lower fixing mechanism, the cylinder half body is slowly placed onto the supporting rod of the lower fixing mechanism, so that the cylinder half body is placed on the clamping mechanism, and the two ends in the transverse length direction of the cylinder half body are limited. Subsequently, adjusting the flange at the upper side of the cylinder body half body to be positioned between the clamping end and the abutting end; and finally, starting a hydraulic input structure to supply hydraulic pressure to a locking seal cavity of the piston cylinder, so that the clamping end and the abutting end clamp the flange on the upper side of the half cylinder body, and clamping and positioning the half cylinder body.
After the half cylinder body is machined, hydraulic pressure is supplied to a loosening sealing cavity of the piston cylinder through a hydraulic input structure, liquid in a locking sealing cavity of the piston cylinder flows back, and the clamping end and the abutting end are far away from each other and are loosened; the cylinder halves can then be removed from the clamping mechanism.
Preferably, the lower fixing mechanism also includes the lever cylinder and the compression column; the minimum clearance between the clamping end and the abutting end is matched with the thickness of a flange at the lower side of the piston cylinder half body which is transversely placed; the lever cylinder and the compression columns are at least two groups which are arranged at intervals corresponding to the lower side flanges of the transverse piston cylinder body half bodies in the transverse direction.
The arrangement of the lever cylinder and the pressing column in the lower fixing mechanism can clamp the lower side flange of the piston cylinder half body which transversely falls, so that the piston cylinder half body is clamped more firmly.
Preferably, the automobile engine cylinder clamp further comprises a jacking mechanism arranged between the upper fixing mechanism and the lower fixing mechanism, the jacking mechanism comprises a jacking hydraulic oil cylinder vertically fixed on the side surface of the bearing block, and the outer end of a piston rod of the jacking hydraulic oil cylinder is a vertical plane abutting end which is used for abutting and is opposite to the piston cylinder half body transversely placed; the top hydraulic oil cylinder is at least one arranged at intervals in the transverse direction.
The tight end of supporting can be ejected out by supplying liquid into the hydraulic ejection cylinder, so that the tight end of supporting can be matched with the pressing end of the pressing block to further lock in the direction vertical to the side face of the bearing block, the defect that the machining precision is not high due to the shaking of the half body of the piston cylinder body in the milling process in the direction vertical to the side face of the bearing block is overcome, and the machining precision is further ensured.
Preferably, the hydraulic input structure comprises a bearing block, the bearing block is made of a thick metal plate material, and a liquid passage is formed in the bearing block in a penetrating mode; one end of the hydraulic passage is an inlet end positioned on the top end face of the bearing block, and the other end of the hydraulic passage is an output end connected with a hydraulic cylinder in the cylinder body half body clamping mechanism in a sealing mode.
The liquid passage among the above-mentioned hydraulic pressure input structure is through processing the perforation in the bearing block and forms, compares in prior art and adopts the tubular metal resonator to carry liquid, and at first, this hydraulic pressure input structure not only can reduce the occupation of bearing block exterior space for self structure is more compact, and reduces whole volume. And secondly, the liquid passage can be fully isolated from the cylinder half body clamping mechanism outside the bearing block, so that the liquid passage is prevented from blocking and influencing the clamping process of the cylinder half body, and the cylinder half body can be placed on the clamp more clearly. Finally, the liquid passage formed by penetrating in the bearing block can save manufacturing materials, and the structure of the bearing block can be used for blocking and protecting the liquid passage, so that the structure of the liquid passage is more reliable.
Preferably, the automobile engine cylinder block clamp further comprises a top block fixedly connected to the top of the weight sinking block, and the periphery of the top block is fixedly connected with the top of the bearing block through screws; the upper end face of the jacking block is vertically and fixedly provided with a liquid input pipe in a sealing manner, and the outer end of the liquid input pipe is provided with a flange connecting disc; the liquid inlet pipe is arranged in the liquid inlet pipe, the upper end face of the top block is provided with a liquid inlet hole, the lower end face of the top block is provided with a liquid outlet hole corresponding to the inlet end, and a liquid passage communicated with the liquid inlet hole and the liquid outlet hole is formed in the top block in a penetrating mode.
The top block is arranged to be firmly connected with the liquid input joint through the flange connecting disc; the function of providing the liquid passage in the top block is the same as that of providing the liquid passage in the bearing block.
Drawings
Fig. 1 is a schematic structural diagram of a patent with publication number CN204366548U entitled "hydraulic engine cylinder bottom surface milling clamp" in the prior art.
Fig. 2 is a front view of the half of the cylinder.
Fig. 3 is a schematic perspective view of the half cylinder body viewed from the rear side.
Fig. 4 is a schematic perspective view of the clamp (with cylinder halves clamped) for the cylinder block of the automobile engine according to the present invention.
Fig. 5 is a side view of an automotive engine block clamp (with cylinder halves clamped) of the present invention.
Fig. 6 is a schematic perspective view of the clamp for the cylinder block of the automobile engine (without clamping the half cylinder body) according to the present invention.
FIG. 7 is a side view of an automotive engine block clamp (without clamping cylinder halves) of the present invention.
Fig. 8 is a sectional view taken along line a-a of fig. 7.
Fig. 9 is an exploded view of the automotive engine block clamp of the present invention (without clamping the cylinder halves).
Labeled in fig. 2-9:
1, a base;
2, bearing blocks, 21 mounting panels, 22 side plates and 23 top blocks;
3 cylinder halves, 31 joint face, 32 flange;
41 lever cylinders, 42 pressing columns, 43 clamping ends, 44 pressing blocks, 45 pressing ends, 46 supporting columns, 47 side blocking rods and 48 ejection hydraulic cylinders;
51 inlet end, 52 liquid channel, 53 liquid input pipe, 54 plug.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. Where descriptive terms such as upper, lower, left, right, etc., are used for descriptive purposes to aid the reader's understanding and are not intended to be limiting.
As shown in fig. 2 to 9:
the first embodiment is as follows:
the automobile engine cylinder clamp comprises a supporting seat, a cylinder half body clamping mechanism and a hydraulic input structure; the cylinder body half body clamping mechanism and the hydraulic input structure are fixedly arranged on the supporting seat, the cylinder body half body clamping mechanism is a hydraulic drive clamping mechanism, and the cylinder body half body clamping mechanism is connected with the hydraulic input structure; the supporting seat comprises a base 1 and a bearing block 2, a horizontal mounting surface is arranged on the top surface of the base 1, the bearing block 2 is vertically and convexly formed on the horizontal mounting surface integrally, two side surfaces which are opposite to each other are arranged on the bearing block 2, the surface areas of the two side surfaces are larger than the area which is defined by the projection of the cylinder body half body clamping mechanism in the direction vertical to the side surfaces, and a set of cylinder body half body clamping mechanism is fixedly mounted on each of the two side surfaces.
According to the automobile engine cylinder block clamp, the bearing block 2 is vertically and fixedly mounted on the base 1, and the two side surfaces of the bearing block 2 are respectively and fixedly provided with the cylinder block half body clamping and fixing mechanisms, so that the automobile engine cylinder block clamp can clamp two half bodies of a cylinder block at one time, and can finish the transportation, the moving and the field mounting and arrangement at one time, and the efficiency of the transportation, the moving and the field mounting and arrangement is improved. Meanwhile, the automobile engine cylinder body clamp is higher in integration level and more compact in structure, and the occupied area and the space can be saved.
In practice, the skilled person will know that: the clamping of the half cylinder body 3 can be horizontal and transverse, and the joint surface 31 of the half cylinder body 3 faces to the right front, so that the half cylinder body 3 can be conveniently machined by a milling machine tool.
The bearing block 2 comprises a mounting panel 21, a side plate 22 and a top block 23; the mounting panels 21 are vertically and fixedly mounted on the base 1 and are integrally rectangular thick plate-shaped structures, the mounting panels 21 are two blocks which are arranged in parallel at intervals, two surfaces of the two mounting panels 21 which are away from each other are respectively and fixedly provided with a set of clamping mechanism for half cylinder bodies, and the lateral side plates 22 are fixedly connected between the transverse side ends of the two mounting panels 21; the top ends of the mounting panel 21 and the side plate 22 are fixedly connected with the top block 23; a hollow structure is formed among the mounting panel 21, the side plate 22 and the top block 23.
In the structure of the bearing block 2, since the half cylinder clamping mechanism is fixedly attached to the attachment panel 21, the half cylinder clamping mechanism and the half cylinder 3 need to be supported by the attachment panel 21, and the fixing reliability of the attachment panel 21 has a clamping effect on the half cylinder clamping mechanism and the half cylinder 3. The side plates 22 fixedly connected with the transverse side ends of the two mounting panels 21 can strengthen the stability and the strength of the two mounting panels 21. And the top ends of the two mounting panels 21 and the side plates 22 are fixedly connected with the top block 23, so that the stability of the mounting panels 21 is further improved, and the overall firmness of the top ends of the two mounting panels 21 and the side plates 22 and the top block 23 is improved.
Meanwhile, a hollow structure is formed among the mounting panel 21, the side plates 22 and the top block 23 in a surrounding mode, so that the stable strength of the mounting panel 21 can be guaranteed, the overall weight of the bearing block 2 can be reduced, and the efficiency of transferring and mounting can be improved.
The bottom end surface of the mounting panel 21 is provided with a plurality of threaded holes which are arranged at intervals in the length direction of the bottom end surface of the mounting panel 21; a through hole corresponding to the threaded hole is arranged on the base 1 in a penetrating manner; and screws are screwed in the through holes and the threaded holes so that the mounting panel 21 is fixedly connected with the base 1.
The connecting structure between the mounting panel 21 and the base 1 is simple in structure by processing a threaded hole at the bottom end of the mounting panel 21 and drilling a hole on the base 1 and then adopting a bolt for connection; the installation panel 21 and the base 1 are more convenient to assemble after being independently produced, and the production and processing efficiency is improved.
Wherein, a plurality of threaded holes are arranged on the top end surface of the mounting panel 21 at intervals along the length direction of the top end surface; the top block 23 is provided with through holes which correspond to the threaded holes on the top end surface of the mounting panel 21 one by one; the through holes and the threaded holes are internally screwed with screws so that the mounting panel 21 is fixedly connected with the top block 23.
The connecting structure between the mounting panel 21 and the top block 23 is simple in structure by processing a threaded hole at the top end of the mounting panel 21 and drilling a hole on the top block 23 and then adopting a bolt for connection; the installation panel 21 and the ejector block 23 can be produced independently and assembled subsequently, and the production and machining efficiency is improved.
Wherein the top end surface of the side plate 22 is fixedly connected with the top block 23 through a screw; the bottom end face of the side plate 22 is fixedly connected with the base 1 through screws.
The connection structure between the side edge and the top block 23 and the base 1 is simple, and the processing, the production and the assembly are convenient.
Wherein, the part of the screw connected between the top end of the side plate 22 and the top block 23 and exposed outside the top block 23 is fixedly connected with a hanging ring.
The lifting ring is arranged, so that the automobile engine cylinder body clamp is integrally convenient to lift and arrange on site by adopting a lifting tool, and the transfer and arrangement efficiency is improved.
The cylinder half body clamping mechanism comprises a vertical fixing mechanism and a transverse fixing mechanism which are fixedly arranged on the side surface of the bearing block 2; the vertical fixing mechanism comprises an upper fixing mechanism and a lower fixing mechanism; wherein,
the upper fixing mechanism comprises a lever cylinder 41 and a pressing column 42 matched with the lever cylinder 41; the lever cylinder 41 comprises a piston cylinder, a piston rod, a pressing block 44 and a support block; one end of the piston rod is arranged in the piston cylinder and is provided with a piston end plate, the piston end plate is in sealing fit connection with the inner wall of the piston cylinder, and an inner cavity of the piston cylinder is divided into a locking sealing cavity and a loosening sealing cavity, and the locking sealing cavity and the loosening sealing cavity are respectively in sealing communication with the hydraulic input structure through pipelines; the other end of the piston rod penetrates through the piston cylinder, extends to the outside of the piston cylinder and is hinged with one end of the long-strip-shaped pressing block 44, the middle part of the pressing block 44 in the length direction is hinged with one end of the long-strip-shaped supporting block, and the other end of the supporting block is connected to the connecting seat; the other end of the pressing block 44 is a pressing end 45; the outer end of the pressure column 42, which is far away from the side surface of the bearing block 2, is a clamping end 43, the clamping end 43 points to the abutting end 45, and the minimum gap between the clamping end 43 and the abutting end 45 is matched with the thickness of the flange 32 on the upper side of the piston cylinder half body 3 which is transversely placed;
the lever cylinders 41 and the compression columns 42 are at least two groups which are arranged at intervals corresponding to the upper side flanges 32 of the piston cylinder half body 3 in the transverse direction;
the lower fixing mechanism is integrally positioned below the upper fixing mechanism and comprises at least two supporting columns 46 which are transversely arranged at intervals; the supporting column 46 is vertically fixed on the side surface of the bearing block 2, and the upper surface of the supporting column 46 is a supporting surface for horizontally supporting the cylinder body half body 3 and allowing the cylinder body half body 3 to fall;
the transverse end fixing mechanism comprises side stop rods 47, and the side stop rods 47 are vertically fixed on the side surface of the bearing block 2, distributed at the transverse two ends of the side surface of the bearing block 2 and used for at least two abutting end surfaces of the cylinder half bodies 3.
Compared with the prior art, the arrangement of the clamping mechanism for the half cylinder bodies not only can vertically clamp the half piston cylinder bodies 3, but also can limit the half piston cylinder bodies 3 through the transverse fixing mechanism, so that the half piston cylinder bodies 3 can be clamped and fixed in all directions, a more stable clamping effect is obtained, and the milling processing with better precision is facilitated.
When the cylinder half body clamping mechanism is used: firstly, two end faces in the transverse length direction of the cylinder half body 3 enter along the side stop rods 47, and after the cylinder half body 3 is positioned right above the supporting rods of the lower fixing mechanism, the cylinder half body 3 is slowly placed down onto the supporting rods of the lower fixing mechanism, so that the cylinder half body 3 is placed on the clamping mechanism, and the two ends in the transverse length direction of the cylinder half body 3 are limited. Subsequently, the flange 32 of the upper side of the cylinder half 3 is adjusted to a position between the nip end 43 and the abutting end 45; finally, a hydraulic input structure is started to supply hydraulic pressure to a locking seal cavity of the piston cylinder, so that the clamping end 43 and the abutting end 45 clamp the flange 32 on the upper side of the cylinder body half body 3, and clamping and positioning of the cylinder body half body 3 are completed.
After the half cylinder body 3 is processed, hydraulic pressure is supplied to a loosening sealing cavity of the piston cylinder through a hydraulic input structure, liquid in a locking sealing cavity of the piston cylinder flows back, and the clamping end 43 and the abutting end 45 are far away from each other and loosened; the cylinder half 3 can then be removed from the clamping mechanism.
Wherein the lower fixing mechanism also includes the lever cylinder 41 and the pressing column 42; the minimum clearance between the clamping end 43 and the abutting end 45 is matched with the thickness of the lower flange 32 of the piston cylinder half body 3 which is transversely placed; the lever cylinder 41 and the pressing column 42 are at least two groups which are arranged at intervals in the transverse direction corresponding to the lower flange 32 of the transverse cylinder block half 3.
The arrangement of the lever cylinder 41 and the pressing column 42 in the lower fixing mechanism can clamp the lower flange 32 of the piston cylinder half body 3 which is transversely placed, so that the piston cylinder half body 3 is clamped more firmly.
The automobile engine cylinder body clamp further comprises a jacking mechanism arranged between the upper fixing mechanism and the lower fixing mechanism, the jacking mechanism comprises a jacking hydraulic oil cylinder 48 vertically fixed on the side face of the bearing block 2, and the outer end of a piston rod of the jacking hydraulic oil cylinder 48 is a vertical plane butting end which is used for butting and is rightly opposite to the piston cylinder body half body 3 transversely placed; the top hydraulic oil cylinder 48 is at least one arranged at intervals in the transverse direction.
The tight end can be ejected out by supplying liquid into the hydraulic ejection cylinder 48, so that the tight end can be matched with the pressing end 45 of the pressing block 44 to be further locked in the direction vertical to the side face of the bearing block 2, the defect that the machining precision is not high due to shaking of the half piston cylinder body 3 in the milling process in the direction vertical to the side face of the bearing block 2 is overcome, and the machining precision is further ensured.
The hydraulic input structure comprises a bearing block 2, wherein the bearing block 2 is made of a thick metal plate material, and a liquid passage 52 is formed in the bearing block 2 in a penetrating mode; one end of the liquid passage 52 is an inlet end 51 positioned on the top end surface of the bearing block 2, and the other end of the liquid passage is an output end connected with a hydraulic cylinder in the cylinder body half body clamping mechanism in a sealing manner.
The liquid passage 52 in the hydraulic input structure is formed by processing a through hole in the bearing block 2, and compared with the prior art that a metal pipe is adopted to convey liquid, firstly, the hydraulic input structure not only can reduce the occupation of the external space of the bearing block 2, but also can make the structure more compact and reduce the whole volume. Secondly, the liquid passage 52 can be sufficiently isolated from the clamping mechanism of the cylinder half body outside the bearing block 2, so that the liquid passage 52 is prevented from blocking and influencing the clamping process of the cylinder half body 3, and the cylinder half body 3 can be placed on the clamp more clearly. Finally, the liquid passage 52 formed by penetrating the bearing block 2 not only can save manufacturing materials, but also can utilize the structure of the bearing block 2 to block and protect the liquid passage 52, so that the structure of the liquid passage 52 is more reliable.
In practice, those skilled in the art will appreciate that the number of fluid passages 52 connected to a single cylinder is two, and the number of fluid passages 52 can be directly derived from the number of cylinders.
The automobile engine cylinder block clamp further comprises a top block 23 fixedly connected to the top of the heavy weight block, and the periphery of the top block 23 is fixedly connected with the top of the bearing block 2 through screws; the upper end surface of the top block 23 is vertically and fixedly provided with a liquid input pipe 53 in a sealing manner, and the outer end of the liquid input pipe 53 is provided with a flange connection disc; the upper end face of the top block 23 positioned in the liquid input pipe 53 is provided with a liquid input hole, the lower end face of the top block 23 is provided with a liquid output hole corresponding to the inlet end 51, and a liquid passage 52 for communicating the liquid input hole and the liquid output hole is formed in the top block 23 in a penetrating manner.
The top block 23 can be firmly connected with the liquid input joint through a flange connecting disc; the function of providing the liquid passage 52 in the top block 23 is the same as the function of providing the liquid passage 52 in the bearing block 2.
Wherein, the transverse end surface of the bearing block 2 is provided with a discharge hole communicated with the liquid passage 52 in the bearing block 2, and the orifice of the discharge hole is blocked and provided with a plug 54.
Therefore, the liquid in the weight can be conveniently drained out through the drainage hole.
Example two (not shown in the figures):
the difference between this embodiment and the first embodiment is: the clamping mechanism for the half cylinder body bodies comprises a lower supporting plate, a top block, a hydraulic cylinder, a push plate and a pressing rod, wherein the lower supporting plate and the top block are of a horizontal plate-shaped structure integrally and are vertically connected to the side face of the supporting seat integrally; the bottom plate and the top block are arranged at intervals in the height direction of the side face, and the upper surface of the lower supporting plate is a supporting surface for horizontally supporting the cylinder body half body and allowing the cylinder body half body to fall; the hydraulic cylinder is vertically and fixedly installed on the top block, and a push rod of the hydraulic cylinder faces downwards vertically and penetrates through the top block to extend to a position between the top block and the lower support plate; the lower end of the push rod is vertically and fixedly connected with the push plate which is integrally in a strip-shaped horizontal plate shape, and the length direction of the push plate is parallel to the length direction of the half cylinder body which is placed on the lower supporting plate; the fixed vertical fixed mounting of downside of push pedal has compress tightly the pole, compress tightly the pole and be for following the many that push pedal length direction interval set up, and many compress tightly the lower terminal surface of pole for being used for with the upside horizontal plane looks butt's of the cylinder body halfbody of dropping on the bottom suspension board compress tightly the face.
When the clamping mechanism for the half cylinder body is used for clamping the half cylinder body, the half cylinder body is horizontally placed on the lower supporting plate; and then, the hydraulic cylinder is started, so that the push rod of the hydraulic cylinder pushes the push plate and the pressing rod to press the half cylinder body. Therefore, the clamping mechanism of the cylinder body half body is adopted, so that the clamping operation of the cylinder body half body is more convenient and faster.
The base is integrally flat, and the upper surface of the base is the horizontal mounting surface; and a handle is fixedly arranged on the lateral surface between the two side surfaces of the bearing block.
The base is simple in structure and convenient to manufacture and arrange the bearing block; the arrangement of the handle on the bearing block is convenient for rotating or transferring the whole clamp, so that the use efficiency of the clamp is improved.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several changes and modifications can be made without departing from the technical solution, and the technical solution of the changes and modifications should be considered as falling within the scope of the claims of the present application.
Claims (10)
1. The automobile engine cylinder clamp comprises a supporting seat, a cylinder half body clamping mechanism and a hydraulic input structure; the cylinder body half body clamping mechanism and the hydraulic input structure are fixedly arranged on the supporting seat, the cylinder body half body clamping mechanism is a hydraulic drive clamping mechanism, and the cylinder body half body clamping mechanism is connected with the hydraulic input structure; the method is characterized in that: the supporting seat comprises a base and a bearing block, a horizontal mounting surface is arranged on the top surface of the base, the bearing block is vertically and convexly formed on the horizontal mounting surface integrally, two side surfaces which are opposite to each other are arranged on the bearing block, the surface areas of the two side surfaces are larger than the area which is defined by the projection of the cylinder body half body clamping mechanism in the direction vertical to the side surfaces, and a set of cylinder body half body clamping mechanism is fixedly mounted on each of the two side surfaces.
2. The automotive engine block clamp of claim 1, wherein: the clamping mechanism for the half cylinder body bodies comprises a lower supporting plate, a top block, a hydraulic cylinder, a push plate and a pressing rod, wherein the lower supporting plate and the top block are of a horizontal plate-shaped structure integrally and are vertically connected to the side face of the supporting seat integrally; the bottom plate and the top block are arranged at intervals in the height direction of the side face, and the upper surface of the lower supporting plate is a supporting surface for horizontally supporting the cylinder body half body and allowing the cylinder body half body to fall; the hydraulic cylinder is vertically and fixedly installed on the top block, and a push rod of the hydraulic cylinder faces downwards vertically and penetrates through the top block to extend to a position between the top block and the lower support plate; the lower end of the push rod is vertically and fixedly connected with the push plate which is integrally in a strip-shaped horizontal plate shape, and the length direction of the push plate is parallel to the length direction of the half cylinder body which is placed on the lower supporting plate; the fixed vertical fixed mounting of downside of push pedal has compress tightly the pole, compress tightly the pole and be for following the many that push pedal length direction interval set up, and many compress tightly the lower terminal surface of pole for being used for with the upside horizontal plane looks butt's of the cylinder body halfbody of dropping on the bottom suspension board compress tightly the face.
3. The automotive engine block clamp of claim 1, wherein: the bearing block comprises an installation panel, a side plate and a top block; the mounting panels are vertically and fixedly mounted on the base and are integrally in a rectangular thick plate structure, the mounting panels are two blocks which are arranged in parallel at intervals, two surfaces, which are away from each other, of the two mounting panels are respectively and fixedly provided with a set of clamping and fixing mechanism for half cylinder bodies, and the lateral side plates are fixedly connected between the transverse side ends of the two mounting panels; the top ends of the mounting panel and the side plates are fixedly connected with the top block; and hollow structures are formed among the mounting panel, the side plates and the top block in an enclosing manner.
4. The automotive engine block clamp of claim 3, wherein: the bottom end surface of the mounting panel is provided with a plurality of threaded holes which are arranged at intervals in the length direction of the bottom end surface of the mounting panel; a through hole corresponding to the threaded hole is arranged on the base in a penetrating manner; and screws are screwed in the through holes and the threaded holes so that the mounting panel is fixedly connected with the base.
5. The automotive engine block clamp of claim 3, wherein: the top end surface of the mounting panel is provided with a plurality of threaded holes which are arranged at intervals along the length direction of the top end surface; the top block is provided with through holes which correspond to the threaded holes on the top end face of the mounting panel one by one; and screws are screwed in the through holes and the threaded holes so that the mounting panel is fixedly connected with the top block.
6. The automotive engine block clamp of claim 1, wherein: the cylinder half body clamping mechanism comprises a vertical fixing mechanism and a transverse fixing mechanism which are fixedly arranged on the side surface of the bearing block; the vertical fixing mechanism comprises an upper fixing mechanism and a lower fixing mechanism; wherein,
the upper fixing mechanism comprises a lever cylinder and a compression column matched with the lever cylinder; the lever cylinder comprises a piston cylinder, a piston rod, a pressing block and a support block; one end of the piston rod is arranged in the piston cylinder and is provided with a piston end plate, the piston end plate is in sealing fit connection with the inner wall of the piston cylinder, and an inner cavity of the piston cylinder is divided into a locking sealing cavity and a loosening sealing cavity, and the locking sealing cavity and the loosening sealing cavity are respectively in sealing communication with the hydraulic input structure through pipelines; the other end of the piston rod penetrates through the piston cylinder, extends to the outside of the piston cylinder and is hinged with one end of the long-strip-shaped pressing block, the middle part of the pressing block in the length direction is hinged with one end of the long-strip-shaped supporting block, and the other end of the supporting block is connected to the connecting seat; the other end of the pressing block is a pressing end; the outer end of the pressure column, which is far away from the side face of the bearing block, is a clamping end, the clamping end points to the abutting end, and the minimum gap between the clamping end and the abutting end is matched with the thickness of a flange on the upper side of a transversely-placed half piston cylinder body;
the lever cylinders and the compression columns are at least two groups which are arranged at intervals corresponding to the upper side flanges of the half piston cylinder body in the transverse direction;
the lower fixing mechanism is integrally positioned below the upper fixing mechanism and comprises at least two support columns which are transversely arranged at intervals; the supporting column is vertically fixed on the side face of the bearing block, and the upper surface of the supporting column is a supporting surface for horizontally supporting the cylinder body half body and allowing the cylinder body half body to fall;
the transverse end fixing mechanism comprises side stop rods which are vertically fixed on the lateral surface of the bearing block, distributed at the transverse two ends of the lateral surface of the bearing block and used for abutting against at least two end surfaces of the half cylinder body.
7. The automotive engine block clamp of claim 6, wherein: the lower fixing mechanism also comprises the lever cylinder and the compression column; the minimum clearance between the clamping end and the abutting end is matched with the thickness of a flange at the lower side of the piston cylinder half body which is transversely placed; the lever cylinder and the compression columns are at least two groups which are arranged at intervals corresponding to the lower side flanges of the transverse piston cylinder body half bodies in the transverse direction.
8. The automotive engine block clamp of claim 6, wherein: the outer end of a piston rod of the jacking hydraulic oil cylinder is a vertical plane abutting end which is used for abutting and is opposite to the piston cylinder body half body which transversely falls; the top hydraulic oil cylinder is at least one arranged at intervals in the transverse direction.
9. The automotive engine block clamp of claim 1, wherein: the hydraulic input structure comprises a bearing block, wherein the bearing block is made of a thick metal plate material, and a liquid passage is formed in the bearing block in a penetrating mode; one end of the hydraulic passage is an inlet end positioned on the top end face of the bearing block, and the other end of the hydraulic passage is an output end connected with a hydraulic cylinder in the cylinder body half body clamping mechanism in a sealing mode.
10. The automotive engine block clamp of claim 9, wherein: the device also comprises a top block fixedly connected to the top of the heavy block, and the periphery of the top block is fixedly connected with the top of the bearing block through screws; the upper end face of the jacking block is vertically and fixedly provided with a liquid input pipe in a sealing manner, and the outer end of the liquid input pipe is provided with a flange connecting disc; the liquid inlet pipe is arranged in the liquid inlet pipe, the upper end face of the top block is provided with a liquid inlet hole, the lower end face of the top block is provided with a liquid outlet hole corresponding to the inlet end, and a liquid passage communicated with the liquid inlet hole and the liquid outlet hole is formed in the top block in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610918496.XA CN106624910A (en) | 2016-10-21 | 2016-10-21 | Automobile engine cylinder body clamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610918496.XA CN106624910A (en) | 2016-10-21 | 2016-10-21 | Automobile engine cylinder body clamp |
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| CN106624910A true CN106624910A (en) | 2017-05-10 |
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| CN201610918496.XA Pending CN106624910A (en) | 2016-10-21 | 2016-10-21 | Automobile engine cylinder body clamp |
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| CN107282514A (en) * | 2017-08-14 | 2017-10-24 | 无锡翔隆机电股份有限公司 | Engine cylinder-body cylinder cap rotary drum washer |
| CN107914155A (en) * | 2017-12-20 | 2018-04-17 | 苏州臻嘉辰精密机械有限公司 | A kind of rotary table component of knuckle |
| CN108284344A (en) * | 2018-01-10 | 2018-07-17 | 宁波海蔓汽车科技有限公司 | Automobile engine cylinder-body processing feed mechanism |
| CN110076597A (en) * | 2019-05-24 | 2019-08-02 | 芜湖永裕汽车工业股份有限公司 | Engine cylinder cap oil sealing hole and camshaft hole fixture for processing and processing method |
| CN113909954A (en) * | 2021-09-07 | 2022-01-11 | 上海诺倬力机电科技有限公司 | Non-standard clamp device of clamp body and inlay processing device |
| CN117340657A (en) * | 2023-12-06 | 2024-01-05 | 潍柴动力股份有限公司 | Positioning tool and cylinder cover machining positioning method |
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| CN113909954A (en) * | 2021-09-07 | 2022-01-11 | 上海诺倬力机电科技有限公司 | Non-standard clamp device of clamp body and inlay processing device |
| CN117340657A (en) * | 2023-12-06 | 2024-01-05 | 潍柴动力股份有限公司 | Positioning tool and cylinder cover machining positioning method |
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