CN216706070U - Rough milling machine body top and bottom positioning fixture - Google Patents
Rough milling machine body top and bottom positioning fixture Download PDFInfo
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- CN216706070U CN216706070U CN202123041164.3U CN202123041164U CN216706070U CN 216706070 U CN216706070 U CN 216706070U CN 202123041164 U CN202123041164 U CN 202123041164U CN 216706070 U CN216706070 U CN 216706070U
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- 238000003801 milling Methods 0.000 title claims abstract description 34
- 238000003825 pressing Methods 0.000 claims abstract description 138
- 230000007246 mechanism Effects 0.000 claims abstract description 136
- 230000000903 blocking effect Effects 0.000 claims description 32
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
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Abstract
本实用新型公开一种粗铣机体顶底面定位夹具，包括夹具底板、第一侧靠垫块、第二侧靠垫块、支撑垫块、顶升支撑、一对预导向机构；第一侧靠垫块、第二侧靠垫块、支撑垫块、顶升支撑能够支撑起待定位的机体，第一侧靠垫块的上方设置有第一压紧机构，第二侧靠垫块上方设置有第二压紧机构，支撑垫块的上方设置有第三压紧机构，顶升支撑的上方设置有第四压紧机构，第一压紧机构、第二压紧机构、第三压紧机构、第四压紧机构能够压在机体上。本实用新型的优点在于：能够实现同时粗铣机体顶底面、效率高。
The utility model discloses a positioning fixture for rough milling the top and bottom surfaces of a machine body, which comprises a fixture bottom plate, a first side cushion block, a second side cushion block, a support cushion block, a lifting support and a pair of pre-guide mechanisms; The second side cushion block, the support cushion block, and the jack-up support can support the body to be positioned, a first pressing mechanism is arranged above the first side cushion block, and a second pressing mechanism is arranged above the second side cushion block, A third pressing mechanism is arranged above the support pad, and a fourth pressing mechanism is arranged above the jacking support. The first pressing mechanism, the second pressing mechanism, the third pressing mechanism and the fourth pressing mechanism can pressed on the body. The utility model has the advantages that the top and bottom surfaces of the machine body can be roughly milled at the same time, and the efficiency is high.
Description
Technical Field
The utility model relates to the field of engine processing, in particular to a positioning clamp for the top and bottom surfaces of a rough milling machine body.
Background
Before a machine body blank is processed into a reference surface and a positioning pin hole, the top surface and the bottom surface are roughly milled once, and then the roughly milled top surface is used for positioning, and the reference surface and the positioning pin hole are processed (the top surface and the bottom surface of the blank are too large, casting is uneven, and a milling operation needs to be performed before processing). At present, the top surface and the bottom surface of a rough milling machine body are processed by two vertical milling machines, and the two processes are divided into two processes, namely the rough milling of the top surface and the rough milling of the bottom surface. In the prior art, the conventional machine body clamp structure is as follows: for example, the chinese utility model patent publication No. CN207746750U discloses a four-cylinder machine body side hanging clamp, which comprises a vertically arranged body, and an upper fixing unit and a lower fixing unit arranged on one side of the body; the bottom surface of the four-cylinder machine body is abutted against the side surface of the body, and the upper side surface and the lower side surface of the four-cylinder machine body are respectively matched with the upper fixing unit and the lower fixing unit. The clamp with the structure can not realize the simultaneous processing of the top surface and the bottom surface of the machine body.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows:
the machine body positioning clamp in the prior art cannot achieve the technical problems of rough milling of the top and bottom surfaces of the machine body and low efficiency.
The utility model solves the technical problems through the following technical means:
a positioning clamp for the top and bottom surfaces of a rough milling machine body comprises a clamp bottom plate, wherein a first side cushion block, a second side cushion block, a supporting cushion block, a jacking support and a pair of pre-guiding mechanisms are arranged on the clamp bottom plate;
the first side cushion block, the second side cushion block, the supporting cushion block and the jacking support can support a machine body to be positioned, the peripheral positions of the supported machine body are a first side, a second side, a third side and a fourth side in sequence, the top surface and the bottom surface of the machine body face the first side and the third side respectively, and the pre-guiding mechanisms are positioned on the second side and the fourth side of the machine body respectively;
the first side cushion block and the second side cushion block are arranged on the clamp bottom plate and on the side, pointed by the top surface or the bottom surface, of the machine body, a first blocking bulge is arranged on the top surface of the first side cushion block, a second blocking bulge is arranged on the top surface of the second side cushion block, and the first blocking bulge and the second blocking bulge can block the machine body to prevent the machine body from moving towards the top surface or the bottom surface of the machine body;
the top that the cushion was leaned on to first side is provided with first hold-down mechanism, the second side is leaned on the cushion top and is provided with second hold-down mechanism, the top of bolster is provided with third hold-down mechanism, the top of jacking support is provided with fourth hold-down mechanism, first hold-down mechanism, second hold-down mechanism, third hold-down mechanism, fourth hold-down mechanism can press on the organism.
When the positioning clamp for the top and bottom surfaces of the rough milling machine body is actually applied and used for positioning the machine body, the exhaust side faces downwards, the machine body is guided into a position through the pre-guiding mechanism, the machine body is supported and positioned through the first side cushion block, the second side cushion block, the supporting cushion block and the jacking support, the machine body transversely moves and laterally leans against the first blocking bulge and the second blocking bulge, transverse positioning can be realized, and then the jacking support is lifted and supported at the bottom of the machine body; the first pressing mechanism, the second pressing mechanism and the third pressing mechanism act to press on the machine body; the fourth hold-down mechanism acts to press on the machine body to realize final positioning, and after the positioning is finished, a double-sided milling machine is adopted, and meanwhile, the top and bottom surfaces are roughly milled, so that the processing consistency is ensured, quick clamping can be realized, the efficiency is improved, and the equipment and personnel investment is saved.
Preferably, the top supporting part of the first side cushion block is a plane, the first blocking protrusion protrudes from the plane, and the first blocking protrusion and the first side cushion block are integrated;
the top supporting part of the second side cushion block is a plane, the second blocking protrusion protrudes from the plane, and the second blocking protrusion and the second side cushion block are integrated.
Preferably, the jacking support comprises a jacking driving mechanism, the movable end of the jacking driving mechanism is vertically upward, and a support piece is arranged on the movable end of the jacking driving mechanism.
Preferably, the clamp bottom plate is provided with a first supporting seat and a second supporting seat, and the first side cushion block, the second side cushion block, the supporting cushion block and the jacking support are positioned between the first supporting seat and the second supporting seat;
the first pressing mechanism and the fourth pressing mechanism are arranged on the first supporting seat, and the second pressing mechanism and the third pressing mechanism are arranged on the second supporting seat.
Preferably, the first pressing mechanism comprises a first hydraulic cylinder arranged on the first supporting seat, a piston rod of the first hydraulic cylinder is vertically upward, a first pressing block is hinged to the end of the piston rod, a hinged shaft of the first pressing block is arranged along the horizontal direction, the length direction of the first pressing block is perpendicular to the hinged shaft of the first pressing block, a support column is arranged below the first end of the first pressing block, and the second end of the first pressing block is positioned above the machine body to be positioned;
the fourth pressing mechanism has the same structure as the first pressing mechanism.
When the first hydraulic cylinder drives the piston rod to descend, the first end of the first pressing block is pressed on the supporting column, when the piston rod continues to descend, the first pressing block rotates around the hinged shaft of the first pressing block, the second end of the first pressing block gradually presses on the machine body, and then pressing operation is achieved.
Preferably, the second pressing mechanism comprises a second hydraulic cylinder arranged on the second supporting seat, a piston rod of the second hydraulic cylinder is vertically upward, a second pressing block is arranged at the end part of the piston rod, and the end part of the second pressing block is positioned above the machine body to be positioned;
the third pressing mechanism and the second pressing mechanism have the same structure.
When the second hydraulic cylinder drives the piston rod to descend, the end part of the second pressing block is pressed above the machine body, so that the pressing operation is realized, and the hydraulic cylinder has a simple structure and principle and is flexible and reliable in action.
Preferably, the movable ends of the first pressing mechanism, the second pressing mechanism, the third pressing mechanism and the fourth pressing mechanism are provided with pressure heads, and the pressure heads can be pressed on the machine body.
Preferably, the lower end of the pressure head is provided with a plurality of pressure head bulges.
The pressing head is arranged in a protruding mode, so that the machine body can be effectively pressed, and the pressing is reliable.
Preferably, the pressure head is made of rubber.
Preferably, the pre-guide mechanism is of a vertically arranged rectangular plate-shaped structure, and the top end of the inner side of the pre-guide mechanism is provided with a chamfer.
The chamfering at the top end of the inner side of the pre-guiding mechanism can facilitate the positioning of the machine body, and is simple to operate and reliable in positioning.
The utility model has the advantages that:
1. when the positioning clamp for the top and bottom surfaces of the rough milling machine body is actually applied and used for positioning the machine body, the exhaust side faces downwards, the machine body is guided into a position through the pre-guiding mechanism, the machine body is supported and positioned through the first side cushion block, the second side cushion block, the supporting cushion block and the jacking support, the machine body transversely moves and laterally leans against the first blocking bulge and the second blocking bulge, transverse positioning can be realized, and then the jacking support is lifted and supported at the bottom of the machine body; the first pressing mechanism, the second pressing mechanism and the third pressing mechanism act to press on the machine body; the fourth hold-down mechanism acts to press on the machine body to realize final positioning, and after the positioning is finished, a double-sided milling machine is adopted, and meanwhile, the top and bottom surfaces are roughly milled, so that the processing consistency is ensured, quick clamping can be realized, the efficiency is improved, and the equipment and personnel investment is saved.
2. When the first hydraulic cylinder drives the piston rod to descend, the first end of the first pressing block is pressed on the supporting column, when the piston rod continues to descend, the first pressing block rotates around the hinged shaft of the first pressing block, the second end of the first pressing block gradually presses on the machine body, and then pressing operation is achieved.
3. When the second hydraulic cylinder drives the piston rod to descend, the end part of the second pressing block is pressed above the machine body, so that the pressing operation is realized, and the hydraulic cylinder has a simple structure and principle and is flexible and reliable in action.
The pressing head is arranged in a protruding mode, so that the machine body can be effectively pressed, and the pressing is reliable.
4. The chamfering at the top end of the inner side of the pre-guiding mechanism can facilitate the positioning of the machine body, and is simple to operate and reliable in positioning.
Drawings
Fig. 1 to 5 are perspective views of different viewing angles of a positioning fixture for the top and bottom surfaces of a rough milling machine body in the embodiment of the utility model;
FIG. 6 is a partial enlarged view of A in FIG. 5;
FIGS. 7-8 are schematic views of the machine body clamped on the positioning fixture for the top and bottom surfaces of the rough milling machine body according to the embodiment of the utility model;
wherein,
a clamp base plate-1; a first support base-11; a second support seat-12; a backing plate-13; a support-14; a manual reversing valve-15; an oil circuit integrated cover-16; a throttle valve-17; a base-121; a column-122;
the first side is close to the cushion block-2; a first blocking projection-21;
a second side cushion block-3; a second blocking projection-31;
a supporting cushion block-4;
jacking and supporting-5; balance support-51; jacking driving mechanism-52; a support-53;
a first hold-down mechanism-6; a first hydraulic cylinder-61; a first briquette-62; a post-63; a pressure head-64; indenter projection-641;
a second hold-down mechanism-7; a second hydraulic cylinder-71; second briquettes-72;
a third hold-down mechanism-8;
a fourth hold-down mechanism-9;
a pre-guiding mechanism-10;
organism-100.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, a positioning fixture for the top and bottom surfaces of a rough milling machine body comprises a fixture bottom plate 1, a first side cushion block 2, a second side cushion block 3, a support cushion block 4, a jacking support 5, a first pressing mechanism 6, a second pressing mechanism 7, a third pressing mechanism 8, a fourth pressing mechanism 9 and a pre-guiding mechanism 10.
Specifically, for convenience of description and understanding, the position of the first side bolster block 2 in fig. 1 is taken as the left front side, the position of the second side bolster block 3 is taken as the right front side, and the rest of the orientations are analogized based on the above.
In this embodiment, as shown in fig. 1, the fixture base plate 1 is a rectangular plate-shaped structure, the fixture base plate 1 is provided with two layers, the two layers are connected through a vertically arranged base plate 13, the bottom of the lower-layer fixture base plate 1 is provided with 8 supports 14, the cross-sectional shapes of the supports 14 are inverted T-shaped, the supports are mounted at the bottom of the lower-layer fixture base plate 1 through bolts, and lifting lugs are arranged at four corners of the lower-layer fixture base plate 1.
As shown in fig. 2, a first side cushion block 2, a second side cushion block 3, a support cushion block 4, a jacking support 5 and a pair of pre-guiding mechanisms 10 are arranged on the clamp bottom plate 1; the first side leaning cushion block 2, the second side leaning cushion block 3, the supporting cushion block 4 and the jacking support 5 can support the machine body 100 to be positioned, the peripheral positions of the supported machine body 100 are a first side, a second side, a third side and a fourth side in sequence, the top surface and the bottom surface of the machine body 100 face the first side and the third side respectively, and the pre-guiding mechanism 10 is located on the second side and the fourth side of the machine body 100 respectively. The pre-guiding mechanism 10 is of a vertically arranged rectangular plate-shaped structure, and a chamfer is arranged at the top end of the inner side of the pre-guiding mechanism 10.
As shown in fig. 1, the first side is by cushion block 2, the second side is by cushion block 3 and all sets up the top surface of organism 100 or the directional one side in bottom surface on anchor clamps bottom plate 1, the first side is by cushion block 2 top surface and is provided with the first arch 21 that blocks, the second side is by cushion block 3 top surface and is provided with the second and blocks protruding 31, the first arch 21 that blocks, the second blocks protruding 31 and can block organism 100 and prevent that organism 100 from moving towards its top surface or bottom surface direction, specifically, the first side is by cushion block 2, the second side is by cushion block 3 and passes through the bolt and install on anchor clamps bottom plate 1, the cross-sectional shape of lip block 4 is the T shape of invering, and it installs on anchor clamps bottom plate 1 through the bolt.
As shown in fig. 1, the top supporting portion of the first side bolster 2 is a plane, the first blocking protrusion 21 protrudes from the plane, and the first blocking protrusion 21 and the first side bolster 2 are integrated; the top supporting part of the second side rest cushion block 3 is a plane, the second blocking protrusion 31 protrudes from the plane, and the second blocking protrusion 31 and the second side rest cushion block 3 are integrated.
As shown in fig. 3 and 4, the jacking support 5 includes a jacking driving mechanism 52, a movable end of the jacking driving mechanism 52 faces upward vertically, and a support 53 is disposed on the movable end of the jacking driving mechanism 52. The jacking driving mechanism 52 adopts a hydraulic cylinder, and the supporting piece 53 is cylindrical and is vertically arranged at the end part of a piston rod of the hydraulic cylinder.
As shown in fig. 1, a balance support 51 is arranged on one side of the jacking support 5, a gap is arranged between the top surface of the balance support 51 and the machine body 100 above the balance support, the gap is 1-2mm, and when the jacking support 5 falls down, the balance support 51 can support the machine body 100 with the first side cushion block 2, the second side cushion block 3 and the support cushion block 4. The specific structure of the balance support 51 is as follows: the balance support 51 comprises a nut arranged on the clamp bottom plate 1 and a stud screwed in the nut, and the stud is vertically arranged.
As shown in fig. 1, a first pressing mechanism 6 is arranged above the first side cushion block 2, a second pressing mechanism 7 is arranged above the second side cushion block 3, a third pressing mechanism 8 is arranged above the supporting cushion block 4, a fourth pressing mechanism 9 is arranged above the jacking support 5, and the first pressing mechanism 6, the second pressing mechanism 7, the third pressing mechanism 8 and the fourth pressing mechanism 9 can be pressed on the machine body 100.
Specifically, as shown in fig. 1 and 2, a first support seat 11 and a second support seat 12 are arranged on the clamp base plate 1, and the first side cushion block 2, the second side cushion block 3, the support cushion block 4 and the jacking support 5 are located between the first support seat 11 and the second support seat 12; the first pressing mechanism 6 and the fourth pressing mechanism 9 are arranged at the top of the first supporting seat 11, a pre-guiding mechanism 10 is arranged between the first pressing mechanism 6 and the fourth pressing mechanism 9, and the pre-guiding mechanism 10 is installed on the right side of the first supporting seat 11 through a bolt.
As shown in fig. 1 and 2, the second pressing mechanism 7 and the third pressing mechanism 8 are disposed on the second support seat 12. Specifically, the second supporting seat 12 includes a lower base 121 and a cylinder 122 located on the base 121, the base 121 is a horizontally arranged rectangular plate-shaped structure, the cylinder 122 is vertically arranged, the cylinder 122 is in a rectangular shape, the second pressing mechanism 7 and the third pressing mechanism 8 are arranged at the top of the cylinder 122, a pre-guiding mechanism 10 is arranged between the second pressing mechanism 7 and the third pressing mechanism 8, the pre-guiding mechanism 10 is installed on the left side of the cylinder 122 through a bolt, the second side is installed on the base 121 through a cushion block 3 and a cushion block 4, and the second side is installed on the left side of the cylinder 122 through a bolt, the cushion block 3 and the cushion block 4.
As shown in fig. 2, the base 121 is installed on the fixture base plate 1 through a bolt, further, threaded holes distributed in an array manner along the left-right direction are formed in the fixture base plate 1, the base 121 is installed on the threaded holes through a bolt, and the base 121 can be installed on the threaded holes after being moved to different positions from left to right, so that the left-right adjustment of the base 121 is realized to adapt to the machine bodies 100 of different specifications.
As shown in fig. 2, the first pressing mechanism 6 includes a first hydraulic cylinder 61 disposed on the first support seat 11, a piston rod of the first hydraulic cylinder 61 is vertically upward, a first pressing block 62 is hinged to an end of the piston rod, a hinge shaft of the first pressing block 62 is along a horizontal direction, a length direction of the first pressing block 62 is perpendicular to the hinge shaft, a pillar 63 is disposed below a first end of the first pressing block 62, specifically, a nut mounted on the first support seat 11 is disposed on a left side of the first hydraulic cylinder 61, a lower end of the pillar 63 is provided with a thread, and the nut is screwed into the lower end of the pillar 63 through the thread to achieve height adjustment.
As shown in fig. 2 and 7, the second end of the first pressing block 62 is located above the machine body 100 to be positioned; the fourth pressing mechanism 9 has the same structure as the first pressing mechanism 6.
As shown in fig. 2, the second pressing mechanism 7 includes a second hydraulic cylinder 71 disposed on the second support seat 12, a piston rod of the second hydraulic cylinder 71 is vertically upward, a second pressing block 72 is disposed at an end of the piston rod, and an end of the second pressing block 72 is located above the machine body 100 to be positioned; the third pressing mechanism 8 and the second pressing mechanism 7 have the same structure.
As shown in fig. 5 and 6, the movable ends of the first pressing mechanism 6, the second pressing mechanism 7, the third pressing mechanism 8 and the fourth pressing mechanism 9 are all provided with a pressing head 64, the pressing head 64 is made of rubber, and the pressing head 64 can be pressed on the machine body 100; the lower end of the pressing head 64 is provided with a plurality of pressing head protrusions 641.
As shown in fig. 1, a manual reversing valve 15 is arranged at the right end of the lower clamp base plate 1, an oil path integrated cover 16 is arranged above the right end of the upper clamp base plate 1, each hydraulic cylinder pipeline is integrated in the oil path integrated cover 16, and a throttle valve 17 is arranged at the right side of the second support seat 12.
The manual reversing valve is used as a switch, oil in a hydraulic station for opening the manual reversing valve enters each oil cylinder from an oil inlet of the hydraulic clamp through a hose, the oil cylinders start to work, and the oil cylinders drive the hydraulic cylinders of the jacking supports 5 to jack up automatically to drive each pressing mechanism to press workpieces. The throttle valve adjusts the working speed of the oil cylinder, and the oil cylinder is firstly supported and then tightened.
As shown in fig. 7 and 8, when the positioning fixture for the top and bottom surfaces of the rough milling machine body is actually applied, the positioning fixture for the top and bottom surfaces of the rough milling machine body is fixed on a vertical machining center workbench, and a hydraulic station oil inlet pipe and a hydraulic station oil return pipe are respectively connected to an oil inlet pipeline interface and an oil return pipeline interface of the hydraulic fixture; when the machine body is positioned, the exhaust side faces downwards, the machine body is guided into a position through the pre-guiding mechanism 10, the machine body is supported and positioned through the first side cushion block 2, the second side cushion block 3, the supporting cushion block 4 and the jacking support 5, the machine body transversely moves and laterally abuts against the first blocking bulge 21 and the second blocking bulge 31, transverse positioning can be achieved, and then the jacking support 5 is lifted and supported at the bottom of the machine body 100; the first pressing mechanism 6, the second pressing mechanism 7 and the third pressing mechanism 8 act to press on the machine body 100; the fourth hold-down mechanism 9 acts to press on the machine body 100 to realize final positioning, and after the positioning is finished, a double-sided milling machine is adopted, and meanwhile, the top and bottom surfaces are roughly milled, so that the processing consistency is ensured, quick clamping can be realized, the efficiency is improved, and the equipment and personnel investment is saved.
When the first hydraulic cylinder 61 drives the piston rod to descend, the first end of the first pressing block 62 is pressed on the support column 63, and when the piston rod continues to descend, the first pressing block 62 rotates around the hinge shaft of the first pressing block 62, the second end of the first pressing block is gradually pressed on the machine body, and then pressing operation is achieved.
When the second hydraulic cylinder 71 drives the piston rod to descend, the end part of the second pressing block 72 is pressed above the machine body 100, so that the pressing operation is realized, and the structure and the principle are simple, and the action is flexible and reliable.
The setting of pressure head arch 641 can effectually push down the organism, and it is comparatively reliable to compress tightly.
The chamfering at the top end of the inner side of the pre-guiding mechanism 10 can facilitate the positioning of the machine body, and is simple to operate and reliable in positioning.
Example two:
the embodiment discloses a positioning method adopting the positioning fixture for the top and bottom surfaces of the rough milling machine body, which comprises the following steps:
fixing a positioning fixture for the top and bottom surfaces of the rough milling machine body on a vertical machining center workbench, and respectively connecting a hydraulic station oil inlet pipe and a hydraulic station oil return pipe to an oil inlet pipeline interface and an oil return pipeline interface of the hydraulic fixture.
S01, pre-guiding the machine body 100 into a position:
as shown in fig. 7 and 8, the exhaust side of the machine body 100 faces downward, the intake side faces upward, the machine body 100 is lifted, two end faces of the machine body 100 are abutted against the two pre-guiding mechanisms 10, until the exhaust side of the machine body 100 falls on the first side abutment block 2, the second side abutment block 3 and the support block 4, and three-point positioning is realized;
specifically, when the upper two-equal-height process bosses on the exhaust surface of the machine body 100 fall on the first side cushion block 2 and the second side cushion block 3, and the left process lug surface on the lower side falls on the supporting cushion block 4, three-point positioning is realized.
A balance support 51 is arranged below the other technical lug surface on the right side of the lower side and is 1-2mm lower than the surface, so that the machine body is prevented from tilting, and the function of balancing and supporting the machine body is achieved.
S02, side leaning and positioning:
pushing the machine body 100 in the direction of the cylinder cover surface or in the direction opposite to the direction of the cylinder cover surface to enable the machine body 100 to lean against the first blocking bulge 21 and the second blocking bulge 31; in this embodiment, the engine body is pushed toward the cylinder head surface so that the two equal-height bosses on the upper side of the engine body lean against the first blocking protrusion 21 and the second blocking protrusion 31.
Opening a manual reversing valve, and enabling each oil cylinder of the hydraulic clamp to be in a working state; through the throttle valve effect, work is respectively carried out automatically according to the sequence:
s03, auxiliary supporting:
the jacking support 5 is lifted and supported at the bottom of the machine body 100;
s04, three-point pressing:
the first pressing mechanism 6, the second pressing mechanism 7 and the third pressing mechanism 8 act to press on the machine body 100;
s05, final compaction:
the fourth pressing mechanism 9 is actuated to press against the body 100.
When the machine body is positioned by adopting the method, the top and the bottom surfaces can be simultaneously and roughly milled by adopting a double-sided milling machine, the processing consistency is ensured, quick clamping can be realized, the efficiency is improved, and the equipment and personnel investment is saved.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a top bottom surface positioning fixture of rough milling machine body which characterized in that: the clamp comprises a clamp bottom plate (1), wherein a first side cushion block (2), a second side cushion block (3), a supporting cushion block (4), a jacking support (5) and a pair of pre-guiding mechanisms (10) are arranged on the clamp bottom plate (1);
the machine body (100) to be positioned can be supported by the first side cushion block (2), the second side cushion block (3), the supporting cushion block (4) and the jacking support (5), the peripheral positions of the supported machine body (100) are a first side, a second side, a third side and a fourth side in sequence, the top surface and the bottom surface of the machine body (100) face the first side and the third side respectively, and the pre-guiding mechanisms (10) are positioned on the second side and the fourth side of the machine body (100) respectively;
the first side leaning cushion block (2) and the second side leaning cushion block (3) are arranged on one side, pointing to the top surface or the bottom surface, of the machine body (100) on the clamp bottom plate (1), a first blocking protrusion (21) is arranged on the top surface of the first side leaning cushion block (2), a second blocking protrusion (31) is arranged on the top surface of the second side leaning cushion block (3), and the first blocking protrusion (21) and the second blocking protrusion (31) can block the machine body (100) to prevent the machine body (100) from moving towards the direction of the top surface or the bottom surface;
the top that first side leaned on cushion (2) is provided with first hold-down mechanism (6), the second side is leaned on cushion (3) top and is provided with second hold-down mechanism (7), the top of lip-pad (4) is provided with third hold-down mechanism (8), the top of jacking support (5) is provided with fourth hold-down mechanism (9), first hold-down mechanism (6), second hold-down mechanism (7), third hold-down mechanism (8), fourth hold-down mechanism (9) can press on organism (100).
2. The top and bottom surface positioning fixture of the rough milling machine body according to claim 1, characterized in that: the top supporting part of the first side cushion block (2) is a plane, the first blocking protrusion (21) protrudes from the plane, and the first blocking protrusion (21) and the first side cushion block (2) are integrated;
the top supporting part of the second side cushion block (3) is a plane, the second blocking protrusion (31) protrudes from the plane, and the second blocking protrusion (31) and the second side cushion block (3) are integrated.
3. The top and bottom surface positioning fixture of the rough milling machine body according to claim 1, characterized in that: jacking support (5) are including jacking actuating mechanism (52), and the movable end of jacking actuating mechanism (52) is vertical upwards, is provided with support piece (53) on the movable end of jacking actuating mechanism (52).
4. The top and bottom surface positioning fixture of the rough milling machine body according to claim 1, characterized in that: the clamp bottom plate (1) is provided with a first supporting seat (11) and a second supporting seat (12), and the first side leaning cushion block (2), the second side leaning cushion block (3), the supporting cushion block (4) and the jacking support (5) are positioned between the first supporting seat (11) and the second supporting seat (12);
the first pressing mechanism (6) and the fourth pressing mechanism (9) are arranged on the first supporting seat (11), and the second pressing mechanism (7) and the third pressing mechanism (8) are arranged on the second supporting seat (12).
5. The top and bottom surface positioning fixture of the rough milling machine body according to claim 4, wherein: the first pressing mechanism (6) comprises a first hydraulic cylinder (61) arranged on a first supporting seat (11), a piston rod of the first hydraulic cylinder (61) is vertically upward, a first pressing block (62) is hinged to the end portion of the piston rod, a hinged shaft of the first pressing block (62) is arranged along the horizontal direction, the length direction of the first pressing block (62) is perpendicular to the hinged shaft of the first pressing block, a supporting column (63) is arranged below the first end of the first pressing block (62), and the second end of the first pressing block (62) is located above the machine body (100) to be positioned;
the fourth pressing mechanism (9) has the same structure as the first pressing mechanism (6).
6. The top and bottom surface positioning fixture of the rough milling machine body according to claim 4, wherein: the second pressing mechanism (7) comprises a second hydraulic cylinder (71) arranged on the second supporting seat (12), a piston rod of the second hydraulic cylinder (71) is vertically upward, a second pressing block (72) is arranged at the end part of the piston rod, and the end part of the second pressing block (72) is positioned above the machine body (100) to be positioned;
the third pressing mechanism (8) and the second pressing mechanism (7) have the same structure.
7. The top and bottom surface positioning fixture of the rough milling machine body according to claim 1, characterized in that: the movable ends of the first pressing mechanism (6), the second pressing mechanism (7), the third pressing mechanism (8) and the fourth pressing mechanism (9) are provided with pressing heads (64), and the pressing heads (64) can be pressed on the machine body (100).
8. The top and bottom surface positioning fixture of the rough milling machine body according to claim 7, wherein: the lower end of the pressure head (64) is provided with a plurality of pressure head bulges (641).
9. The top and bottom surface positioning fixture of the rough milling machine body according to claim 7, wherein: the pressure head (64) is made of rubber.
10. The rough milling machine body top and bottom surface positioning fixture of claim 1, wherein: the pre-guiding mechanism (10) is of a vertically arranged rectangular plate-shaped structure, and a chamfer is arranged at the top end of the inner side of the pre-guiding mechanism (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123041164.3U CN216706070U (en) | 2021-12-03 | 2021-12-03 | Rough milling machine body top and bottom positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123041164.3U CN216706070U (en) | 2021-12-03 | 2021-12-03 | Rough milling machine body top and bottom positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216706070U true CN216706070U (en) | 2022-06-10 |
Family
ID=81883535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123041164.3U Expired - Fee Related CN216706070U (en) | 2021-12-03 | 2021-12-03 | Rough milling machine body top and bottom positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216706070U (en) |
-
2021
- 2021-12-03 CN CN202123041164.3U patent/CN216706070U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220610 |