CN211401632U - Automobile power generation machine shell adds clamping apparatus - Google Patents
Automobile power generation machine shell adds clamping apparatus Download PDFInfo
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- CN211401632U CN211401632U CN201921829656.9U CN201921829656U CN211401632U CN 211401632 U CN211401632 U CN 211401632U CN 201921829656 U CN201921829656 U CN 201921829656U CN 211401632 U CN211401632 U CN 211401632U
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- 238000010248 power generation Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000009471 action Effects 0.000 claims description 16
- 230000000670 limiting effect Effects 0.000 claims description 10
- 238000003754 machining Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 12
- 239000011435 rock Substances 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000010998 test method Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an automobile generator shell processing clamp, which comprises a shell; the front and rear clamping mechanisms are arranged in the inner cavity of the shell; the top clamping mechanisms are two in number, are rotatably connected to the left side and the right side of the top of the shell through bearings, and can rotate in the horizontal direction by taking the axis of the top of the shell as the center of a circle. Lack the supporting professional anchor clamps of this production item in the existing market, can't stabilize firm centre gripping to the generator test, lead to the generator to be rocking or removing man-hour can produce, this can make the generator produce the error in the test procedure, can't reach the standard requirement of production test, this automobile power generation machine shell adds clamping apparatus, can fix it in supporting in automobile power generation machine shell production process, avoid automobile power generation machine can produce in the test procedure and rock or remove, and then the production error, when improving product quality, make fixed mode easy operation, therefore, the clothes hanger is strong in practicability.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field specifically is an automobile generator shell adds clamping apparatus.
Background
The automobile generator is a main power supply of an automobile, and has the functions of supplying power to all electric equipment (except a starter) and simultaneously charging a storage battery when an engine runs normally (above idle speed), increasing the number of turns of a winding and leading out a connector lug on the basis that three phases of a common alternating-current generator are fixed on the winding, adding a set of three-phase bridge rectifier, outputting the three-phase bridge rectifier in series by a primary winding and an additional winding at low speed, and outputting the three-phase bridge rectifier only by the primary three-phase winding at higher speed;
automobile power generation machine shell is at die-casting shaping and the back of finishing installing, need rotate with outside slewing mechanism and be connected in order to test the generator, observe whether its connecting piece normal operating, whether the equipment of shell and inner structure spare adaptation is qualified, but lack the supporting professional anchor clamps of this production item on the market at present, can't be in the conventional equipment test process to generator shell production, carry out stable firm centre gripping, lead to the generator to produce in the processing test process and rock or remove easily, this can make and produce the error in the generator production test process, can't reach the standard requirement of production test, to above-mentioned problem, we provide an automobile power generation machine shell adds clamping apparatus after the research.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile generator shell adds clamping apparatus to what put forward in the solution above-mentioned background art can't stabilize firm centre gripping problem to generator shell when generator shell produces the processing test.
In order to achieve the above object, the utility model provides a following technical scheme: a machining clamp for an automobile generator shell comprises a shell body; the front and rear clamping mechanisms are arranged in the inner cavity of the shell; the top clamping mechanisms are two in number, are rotatably connected to the left side and the right side of the top of the shell through bearings, and can rotate in the horizontal direction by taking the axis of the top of the shell as the center of a circle.
Preferably, the front and rear clamping mechanisms include: the first lead screw rod is rotatably connected to the center of the rear side of the inner cavity of the shell through a bearing in the front-rear direction, an inner ring of the bearing is in interference fit with the outer wall of the first lead screw rod, an outer ring of the bearing is fixedly connected with the inner wall of the shell, and the front side of the outer wall of the first lead screw rod extends out of the front side of the shell and is provided with a locking mechanism; the first gear is in key connection with the rear side of the outer wall of the first lead screw; the number of the second screw rods is two, the two second screw rods are bilaterally symmetrical relative to the axis of the first screw rod and are rotatably connected to the front side of the inner cavity of the shell through bearings in the front-back direction, inner rings of the bearings are in interference fit with the outer walls of the second screw rods, outer rings of the bearings are fixedly connected with the inner wall of the shell, the number of the second gears is two, the two second gears are respectively in key connection with the rear sides of the outer walls of the left second screw rod and the right second screw rod, and the two second gears are both meshed with the first gear; the number of the rectangular through holes is four, the four rectangular through holes are respectively positioned at four corners of the top end of the shell, and the bottom end of the inner cavity of each rectangular through hole is communicated with the top end of the inner cavity of the shell; the number of the screw nut plates is four, the four screw nut plates are respectively inserted outside the inner cavities of the four rectangular through holes, the bottom ends of the screw nut plates extend into the inner cavity of the shell, and the front screw nut plate and the rear screw nut plate which are positioned on the left side and the right side of the top end of the shell are respectively in threaded connection with the front side and the rear side of the outer walls of the left second screw rod and the right second screw rod which are positioned in the inner cavity of the shell; and the linkage assembly is in threaded connection with the center of the outer wall of the first lead screw.
Preferably, the threads on the front side and the rear side of the outer wall of the second screw rod are positive and negative threads.
Preferably, the linkage assembly comprises: the screw nut is screwed in the center of the outer wall of the first screw rod; the limiting guide rail is arranged at the center of the top end of the inner cavity of the shell along the front-back direction; the sliding block is inserted in the middle of the inner cavity of the limiting guide rail in a matching mode, extends out of the bottom end of the inner cavity of the limiting guide rail and is fixedly connected with the top end of the screw nut; the number of the connecting arms is two, and the two connecting arms are fixedly connected to the bottom ends of the left side and the right side of the screw nut respectively along the left-right direction; the rack, the quantity of rack is two, and two racks set up the left and right sides at the linking arm along the fore-and-aft direction respectively.
Preferably, the locking mechanism comprises: the shell is fixedly connected to the center of the front side of the inner cavity of the shell, and the front side of the first lead screw penetrates through the shell; the first T-shaped inserting block is inserted at the top end of the shell along the vertical direction, and the bottom end of the first T-shaped inserting block extends into the inner cavity of the shell; the arc-shaped plate is arranged at the bottom end of the first T-shaped inserting block along the front-back direction, and the outer wall of the arc-shaped plate is in contact with the outer wall of the first lead screw; and the third spring is sleeved at the bottom end of the outer wall of the first T-shaped insertion block, and the upper end and the lower end of the third spring are respectively fixedly connected with the top end of the inner cavity of the shell and the top end of the arc-shaped plate.
Preferably, the tip end clamping mechanism: the cylinder body is rotatably connected to the left side and the right side of the top end of the shell through bearings, an inner ring of each bearing is in interference fit with the outer wall of the cylinder body, an outer ring of each bearing is fixedly connected with the inner wall of the shell, and the bottom end of the cylinder body extends into the bottom end of an inner cavity of the shell; the gear is connected to the bottom end of the outer wall of the barrel through a screw and meshed with the rack, and the barrel can be driven to rotate under the action of the rack; the positioning shaft is inserted at the top end of the barrel body along the vertical direction, and the bottom end of the positioning shaft extends into the top end of the inner cavity of the barrel body; one end of the first spring is fixedly connected to the bottom end of the positioning shaft, and the other end of the first spring is fixedly connected to the bottom end of the inner cavity of the cylinder; the number of the clamping grooves is multiple, and the plurality of clamping grooves are arranged on the outer wall of the positioning shaft in a clearance mode from top to bottom; the clamping block is fixedly connected to the inner side of the second T-shaped inserting block and can be in adaptive insertion with the inner cavity of the clamping groove, and the contact surface of the inner side of the outer wall of the clamping block and the inner cavity of the clamping groove is a jointed inclined surface; the second spring is sleeved on the outer side of the outer wall of the second T-shaped inserting block, and the inner end and the outer end of the second spring are fixedly connected with the outer side of the clamping block and the inner wall of the barrel respectively; the pressure strip is arranged on the rear side of the top end of the outer wall of the positioning shaft along the front-rear direction.
Compared with the prior art, the beneficial effects of the utility model are that: the automobile generator shell machining clamp drives a first gear to rotate by rotating a first lead screw, so that a second gear drives a second lead screw on a corresponding position to rotate under the action of the rotating force of the first gear, four lead screw nut plates respectively drive a rack to move forwards under the action of the rotating force of the second lead screw on the corresponding position to rotate, a compression plate rotates to the upper part of an automobile generator, a positioning shaft is pushed downwards, a clamping block moves outwards and extrudes along an inner wall inclined plane of the clamping groove, and after the positioning shaft moves to a proper position, a second spring pushes the clamping block to move inwards to be spliced with an inner cavity of the clamping groove 47 on the corresponding position under the self elastic action, make the pressure strip clamp automobile power generation machine shell top when fixing the location axle to can fix it in supporting in automobile power generation machine shell production process, avoid automobile power generation machine can produce in the test process and rock or remove, and then the production error, when improving product quality, make fixed mode easy operation, the practicality is strong.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side sectional view of FIG. 1;
FIG. 3 is a front cross-sectional view of FIG. 1;
fig. 4 is an enlarged view of fig. 3 at a.
In the figure: 1. the clamping device comprises a shell, 2, a front and rear clamping mechanism, 21, a first lead screw rod, 22, a first gear, 23, a second gear, 24, a second lead screw rod, 25, a rectangular through hole, 26, a lead screw nut plate, 27, a linkage assembly, 271, a lead screw nut, 272, a limit guide rail, 273, a sliding block, 274, a connecting arm, 275, a rack, 3, a locking mechanism, 31, a shell, 32, a first T-shaped insert block, 33, an arc plate, 34, a third spring, 4, a top end clamping mechanism, 41, a cylinder body, 42, a gear, 43, a positioning shaft, 44, a first spring, 45, a second T-shaped insert block, 46, a clamping block, 47, a clamping groove, 48, a second spring, 49 and a pressing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a clamp for machining an automobile generator shell comprises a shell 1, wherein the shell 1 can be movably connected or fixedly connected to the surface of a stable operation platform as required to fix the device; the front and rear clamping mechanisms 2 are arranged in the inner cavity of the shell 1; the number of the top end clamping mechanisms 4 is two, the two top end clamping mechanisms 4 are rotatably connected to the left side and the right side of the top end of the shell 1 through bearings, and the top end of the shell 1 can rotate in the horizontal direction by taking the axis of the shell as the center of a circle.
Preferably, the front and rear clamping mechanisms 2 further include: the first lead screw 21 is rotatably connected to the center of the rear side of the inner cavity of the shell 1 through a bearing along the front-rear direction, an inner ring of the bearing is in interference fit with the outer wall of the first lead screw 21, an outer ring of the bearing is fixedly connected with the inner wall of the shell 1, and the front side of the outer wall of the first lead screw 21 extends out of the front side of the shell 1 and is provided with a locking mechanism 3; a first gear 22 which is key-connected to the rear side of the outer wall of the first lead screw 21; the number of the second lead screw rods 24 is two, the two second lead screw rods 24 are bilaterally symmetrical relative to the axis of the first lead screw rod 21 and are rotationally connected to the front side of the inner cavity of the shell 1 along the front-back direction through bearings, the inner rings of the bearings are in interference fit with the outer walls of the second lead screw rods 24, and the outer ring of the bearing is fixedly connected with the inner wall of the shell 1, the number of the second gears 23 is two, and two second gears 23 are respectively connected to the rear sides of the outer walls of the left and right second lead screw rods 24 in a key manner, the two second gears 23 are both meshed with the first gear 22, a worker can rotate the first lead screw rod 21 clockwise, the first lead screw rod 21 drives the first gear 22 to rotate clockwise, because the left and right second gears 23 are meshed with the first gear 22, the second gear 23 drives the second lead screw 24 at the corresponding position to rotate counterclockwise and clockwise respectively under the action of the rotating force of the first gear 22; the number of the rectangular through holes 25 is four, the four rectangular through holes 25 are respectively positioned at four corners of the top end of the shell 1, and the bottom end of the inner cavity of each rectangular through hole 25 is communicated with the top end of the inner cavity of the shell 1; the top ends of the inner sides of the screw nut plates 26 are provided with rubber pads to increase the friction force with the shell of the automobile generator, the number of the screw nut plates 26 is four, and four lead screw nut plates 26 are respectively inserted outside the inner cavities of the four rectangular through holes 25, the rectangular through holes 25 can limit the lead screw nut plates 26, the bottom ends of the lead screw nut plates 26 extend into the inner cavity of the shell 1, the front and rear two lead screw nut plates 26 positioned on the left and right sides of the top end of the shell 1 are respectively screwed with the front and rear sides of the outer walls of the left and right second lead screw rods 24 positioned in the inner cavity of the shell 1, the left and right second lead screw rods 24 select the positive and negative thread directions according to the lead screw nut plates 26 on the corresponding positions, to ensure that the front and rear screw nut plates 26 on the same second screw 24 can move inward under the effect of the thread rotation force of the outer wall of the second screw 24; and the linkage assembly 27 is screwed in the center of the outer wall of the first lead screw rod 21.
Preferably, the threads on the front and rear sides of the outer wall of the second screw rod 24 are positive and negative threads, so that the four screw nut plates 26 are all moved inward by the rotation force of the second screw rod 24 at the corresponding positions.
Preferably, the linkage assembly 27 further includes: a screw nut 271 screwed to the center of the outer wall of the first screw rod 21; a limit guide rail 272 arranged at the center of the top end of the inner cavity of the housing 1 along the front-back direction; the sliding block 273 is inserted in the middle of the inner cavity of the limiting guide rail 272 in a matched mode, and the sliding block 273 extends out of the bottom end of the inner cavity of the limiting guide rail 272 and is fixedly connected with the top end of the screw nut 271 so as to limit the screw nut 271; the number of the connecting arms 274 is two, and the two connecting arms 274 are respectively fixedly connected to the bottom ends of the left side and the right side of the lead screw nut 271 along the left-right direction; the number of the racks 275 and the racks 275 is two, the two racks 275 are respectively arranged on the left side and the right side of the connecting arm 274 along the front-back direction, and the gears 42 in the left top end clamping mechanism 4 and the right top end clamping mechanism 4 respectively drive the cylinder 41 at the corresponding positions to rotate under the action of the racks 275 at the corresponding positions.
Preferably, the locking mechanism 3 further comprises: the shell 31, the shell 31 is fixedly connected to the central position of the front side of the cavity of the body 1, the front side of the first lead screw 21 runs through the shell 31; the first T-shaped inserting block 32 is inserted into the top end of the shell 31 in the vertical direction, the bottom end of the first T-shaped inserting block 32 extends into the inner cavity of the shell 31, the first T-shaped inserting block 32 can be lifted upwards, the first T-shaped inserting block 32 drives the arc-shaped plate 33 to move upwards and simultaneously extrude the third spring 34, and the arc-shaped plate 33 is separated from contact with the outer wall of the first lead screw 21 so as to release the fixation of the first lead screw 21; the inner wall of the arc plate 33 is made of rubber so as to increase the friction force between the inner wall of the arc plate 33 and the first lead screw 21, the inner wall of the arc plate 33 is arranged at the bottom end of the first T-shaped inserting block 32 along the front-back direction, the outer wall of the arc plate 33 is in contact with the outer wall of the first lead screw 21, the first T-shaped inserting block 32 is loosened, and the third spring 34 can push the arc plate 33 to move downwards under the self elastic action so that the inner wall of the arc plate 33 is in contact with the outer wall of the first lead screw 21 to fix the first lead screw 21; the third spring 34 is sleeved at the bottom end of the outer wall of the first T-shaped insertion block 32, the upper end and the lower end of the third spring 34 are fixedly connected with the top end of the inner cavity of the shell 31 and the top end of the arc-shaped plate 33 respectively, the third spring 34 is a compression spring, the elastic coefficient is 16N/CM, the third spring 34 generates elastic deformation after being stretched or extruded, and the third spring is restored to the initial state after external force is removed.
Preferably, further, the tip end clamping mechanism 4: the cylinder 41 is rotatably connected to the left side and the right side of the top end of the shell 1 through bearings, an inner ring of each bearing is in interference fit with the outer wall of the cylinder 41, an outer ring of each bearing is fixedly connected with the inner wall of the shell 1, and the bottom end of the cylinder 41 extends into the bottom end of an inner cavity of the shell 1; the gear 42 is connected to the bottom end of the outer wall of the cylinder 41 through a screw, is meshed with the rack 275 and can drive the cylinder 41 to rotate under the action of the rack 275; the positioning shaft 43 is inserted at the top end of the cylinder 41 along the up-down direction, and the bottom end of the positioning shaft 43 extends into the top end of the inner cavity of the cylinder 41; one end of the first spring 44 is fixedly connected to the bottom end of the positioning shaft 43, the other end of the first spring 44 is fixedly connected to the bottom end of the inner cavity of the cylinder 41, the first spring 44 is a compression spring, the elastic coefficient is 16N/CM, the first spring 44 generates elastic deformation after being stretched or extruded, and the first spring is recovered to the initial state after external force is removed; a plurality of clamping grooves 47 are formed, and the plurality of clamping grooves 47 are arranged on the outer wall of the positioning shaft 43 from top to bottom in a clearance manner; the second T-shaped inserting block 45 is inserted outside the top end of the cylinder body 41 in the left-right direction, the inner side of the second T-shaped inserting block 45 extends into the inner cavity of the cylinder body 41 and corresponds to the position of the clamping groove 47 at the lowest end of the positioning shaft 43, the second T-shaped inserting block 45 can be pulled outwards, the clamping block 46 is separated from the insertion connection with the clamping groove 47, the fixing of the positioning shaft 43 is further released, and the positioning shaft 43 is pushed to move upwards by the first spring 44 under the self elastic action; a fixture block 46 fixedly connected to the inner side of the second T-shaped insert block 45 and adapted to be inserted into the inner cavity of the slot 47, the positioning shaft 43 driving the slot 47 to move downward, the fixture block 46 moving outward along the inner wall slope of the slot 47 and pressing the second spring 48, after the positioning shaft 43 moving to a proper position, the second spring 48 pushing the inner side of the fixture block 46 to move inward and inserted into the inner cavity of the slot 47 at a corresponding position under its own elastic action, so as to fix the positioning shaft 43 and simultaneously clamp the top end of the automobile generator housing by the pressing plate 49, the contact surface of the inner wall of the fixture block 46 and the inner cavity of the slot 47 is a fitted slope, so that the fixture block 46 moving outward along the inner wall slope of the slot 47 and pressing the second spring 48, the second spring 48 sleeved on the outer wall of the second T-shaped insert block 45, and the inner and outer ends of the second spring 48 being respectively fixedly connected to the outer side of the fixture block 46 and the inner wall of, the second spring 48 is a compression spring, the elastic coefficient is 16N/CM, the second spring 48 generates elastic deformation after being stretched or extruded, and the second spring is restored to the initial state after external force is removed; the pressure strip 49 is arranged on the rear side of the top end of the outer wall of the positioning shaft 43 along the front-rear direction, and the bottom end of the pressure strip 49 is provided with a rubber pad to increase the friction force with the shell of the automobile generator.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the automobile generator is used, a worker places the automobile generator with the assembled shell of the automobile generator and internal structural components on the surface of the shell 1, the shell of the generator is positioned at the inner side of the four lead screw nut plates 26, the rotating shaft of the generator is connected with an external rotation testing device to test whether the shell is installed to be qualified or not, the worker lifts the first T-shaped insert block 32 upwards, the first T-shaped insert block 32 drives the arc plate 33 to move upwards and simultaneously extrude the third spring 34, the arc plate 33 is separated from being in contact with the outer wall of the first lead screw 21 to release the fixation of the first lead screw 21, the worker rotates the first lead screw 21 clockwise, the first lead screw 21 drives the first gear 22 to rotate clockwise, and the left and right second gears 23 are meshed with the first gear 22 to enable the second gear 23 to drive the second lead screw 24 at the corresponding position to rotate counterclockwise and clockwise respectively under the action of the rotating force of the first gear 22, because the threads on the front side and the rear side of the outer wall of the second lead screw 24 are positive and negative threads, the four lead screw nut plates 26 are enabled to move inwards under the action of the rotating force of the second lead screw 24 at corresponding positions respectively, so that the lead screw nut plates 26 clamp the front side and the rear side of the shell of the automobile generator, and in the rotation process of the first lead screw 21, under the limiting action of the limiting guide rail 272 and the rotating force of the first lead screw 21, the lead screw nut 271 drives the rack 275 to move forwards under the coordination of the connecting arm 274, and due to the meshing of the rack 275 and the gear 42, the gear 42 in the left top end clamping mechanism 4 and the right top clamping mechanism drives the cylinder 41 at corresponding positions to rotate anticlockwise and clockwise respectively under the action of the rack 275 at corresponding positions, so that the cylinder 41 drives the positioning shaft 43 and the pressing plate 49 to rotate inwards above the automobile generator under the coordination of the first spring, the worker loosens the first T-shaped inserting block 32, so that the third spring 34 pushes the arc-shaped plate 33 to move downwards under the self elastic action, so that the inner wall of the arc-shaped plate 33 is in contact with the outer wall of the first lead screw 21 to fix the first lead screw 21, the worker pushes the positioning shaft 43 downwards to make the top end of the pressing plate 49 contact with the top end of the automobile generator, the positioning shaft 43 drives the clamping groove 47 to move downwards, because the contact surface of the inner side of the outer wall of the clamping block 46 and the inner cavity of the clamping groove 47 is an attached inclined surface, the clamping block 46 moves outwards along the inclined surface of the inner wall of the clamping groove 47 and extrudes the second spring 48, after the positioning shaft 43 moves to a proper position, the second spring 48 pushes the inner side of the clamping block 46 to move to be inserted into the inner cavity of the clamping groove 47 at a corresponding position under the self elastic action, so that the pressing plate 49 clamps the top end, thereby can fix it in supporting in automobile power generation machine shell production process, avoid automobile power generation machine can produce in the test process and rock or remove, and then produce the error, when improving product quality, make fixed mode easy operation, the practicality is strong.
In the description of the present invention, it is to be understood that the terms "top end", "bottom end", "one end", "front side", "rear side", "other end", "upper", "lower", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated; also, unless expressly stated or limited otherwise, the terms "mounted," "screwed," "plugged," "interference fit," "disposed," and the like are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automobile power generation machine shell adds clamping apparatus which characterized in that includes:
a housing (1);
the front and rear clamping mechanisms (2) are arranged in the inner cavity of the shell (1);
the top end clamping mechanisms (4) are two in number and are rotatably connected to the left side and the right side of the top end of the shell (1) through bearings, and the top end of the shell (1) can rotate in the horizontal direction by taking the axis of the top end of the shell as the center of a circle.
2. The automobile generator housing machining clamp as claimed in claim 1, wherein: the front and rear clamping mechanisms (2) include:
the first lead screw (21) is rotatably connected to the center of the rear side of the inner cavity of the shell (1) through a bearing along the front-rear direction, an inner ring of the bearing is in interference fit with the outer wall of the first lead screw (21), an outer ring of the bearing is fixedly connected with the inner wall of the shell (1), and the front side of the outer wall of the first lead screw (21) extends out of the front side of the shell (1) and is provided with a locking mechanism (3);
a first gear (22) which is connected with the rear side of the outer wall of the first lead screw (21) in a key mode;
the number of the second lead screw rods (24) is two, the two second lead screw rods (24) are bilaterally symmetrical relative to the axis of the first lead screw rod (21) and are rotationally connected to the front side of the inner cavity of the shell (1) through bearings along the front-back direction, the inner ring of each bearing is in interference fit with the outer wall of the corresponding second lead screw rod (24), the outer ring of each bearing is fixedly connected with the inner wall of the shell (1),
the number of the second gears (23) is two, the two second gears (23) are respectively in key connection with the rear sides of the outer walls of the left second lead screw rod and the right second lead screw rod (24), and the two second gears (23) are meshed with the first gear (22);
the number of the rectangular through holes (25) is four, the four rectangular through holes (25) are respectively positioned at four corners of the top end of the shell (1), and the bottom end of the inner cavity of each rectangular through hole (25) is communicated with the top end of the inner cavity of the shell (1);
the number of the screw nut plates (26) is four, the four screw nut plates (26) are respectively inserted outside inner cavities of the four rectangular through holes (25), the bottom ends of the screw nut plates (26) extend into the inner cavity of the shell (1), and the front and rear screw nut plates (26) positioned on the left and right sides of the top end of the shell (1) are respectively in threaded connection with the front and rear sides of the outer walls of the left and right second screw screws (24) positioned in the inner cavity of the shell (1);
and the linkage assembly (27) is screwed in the center of the outer wall of the first lead screw (21).
3. The automobile generator housing machining clamp as claimed in claim 2, wherein: the threads on the front side and the rear side of the outer wall of the second screw rod (24) are positive and negative threads.
4. The automobile generator housing machining clamp as claimed in claim 2, wherein: the linkage assembly (27) comprises:
the screw nut (271) is screwed in the center of the outer wall of the first screw rod (21);
the limiting guide rail (272) is arranged at the center of the top end of the inner cavity of the shell (1) along the front-back direction;
the sliding block (273) is inserted in the middle of the inner cavity of the limiting guide rail (272) in a matching mode, and the sliding block (273) extends out of the bottom end of the inner cavity of the limiting guide rail (272) and is fixedly connected with the top end of the lead screw nut (271);
the number of the connecting arms (274) is two, and the two connecting arms (274) are fixedly connected to the bottom ends of the left side and the right side of the lead screw nut (271) along the left-right direction respectively;
the number of the racks (275) is two, and the two racks (275) are respectively arranged on the left side and the right side of the connecting arm (274) along the front-back direction.
5. The automobile generator housing machining clamp as claimed in claim 2, wherein: the locking mechanism (3) comprises:
the shell (31), the shell (31) is fixedly connected to the center of the front side of the inner cavity of the shell (1), and the front side of the first lead screw (21) penetrates through the shell (31);
the first T-shaped inserting block (32) is inserted at the top end of the shell (31) in the vertical direction, and the bottom end of the first T-shaped inserting block (32) extends into the inner cavity of the shell (31);
the arc-shaped plate (33) is arranged at the bottom end of the first T-shaped inserting block (32) along the front-back direction, and the outer wall of the arc-shaped plate (33) is in contact with the outer wall of the first screw rod screw (21);
and the third spring (34) is sleeved at the bottom end of the outer wall of the first T-shaped inserting block (32), and the upper end and the lower end of the third spring (34) are fixedly connected with the top end of the inner cavity of the shell (31) and the top end of the arc-shaped plate (33) respectively.
6. The automobile generator housing machining clamp as claimed in claim 1, wherein: the tip end clamping mechanism (4):
the cylinder body (41) is rotatably connected to the left side and the right side of the top end of the shell (1) through bearings, an inner ring of each bearing is in interference fit with the outer wall of the cylinder body (41), an outer ring of each bearing is fixedly connected with the inner wall of the shell (1), and the bottom end of the cylinder body (41) extends into the bottom end of an inner cavity of the shell (1);
the gear (42) is connected to the bottom end of the outer wall of the cylinder body (41) through a screw, is meshed with the rack (275), and can drive the cylinder body (41) to rotate under the action of the rack (275);
the positioning shaft (43) is inserted at the top end of the cylinder body (41) along the vertical direction, and the bottom end of the positioning shaft (43) extends into the top end of the inner cavity of the cylinder body (41);
one end of the first spring (44) is fixedly connected to the bottom end of the positioning shaft (43), and the other end of the first spring is fixedly connected to the bottom end of the inner cavity of the cylinder body (41);
the number of the clamping grooves (47) is multiple, and the clamping grooves (47) are arranged on the outer wall of the positioning shaft (43) from top to bottom in a clearance mode;
the second T-shaped inserting block (45) is inserted outside the top end of the cylinder body (41) in the left-right direction, the inner side of the second T-shaped inserting block (45) extends into the inner cavity of the cylinder body (41) and corresponds to the position of a clamping groove (47) at the lowest end of the positioning shaft (43);
the clamping block (46) is fixedly connected to the inner side of the second T-shaped inserting block (45) and can be in adaptive insertion connection with the inner cavity of the clamping groove (47), the contact surface of the inner side of the outer wall of the clamping block (46) and the inner cavity of the clamping groove (47) is an attached inclined surface,
the second spring (48) is sleeved on the outer side of the outer wall of the second T-shaped inserting block (45), and the inner end and the outer end of the second spring (48) are fixedly connected with the outer side of the clamping block (46) and the inner wall of the cylinder body (41) respectively;
and a pressing plate (49) arranged on the rear side of the top end of the outer wall of the positioning shaft (43) along the front-rear direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921829656.9U CN211401632U (en) | 2019-10-29 | 2019-10-29 | Automobile power generation machine shell adds clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921829656.9U CN211401632U (en) | 2019-10-29 | 2019-10-29 | Automobile power generation machine shell adds clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211401632U true CN211401632U (en) | 2020-09-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921829656.9U Expired - Fee Related CN211401632U (en) | 2019-10-29 | 2019-10-29 | Automobile power generation machine shell adds clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211401632U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319778A (en) * | 2021-06-02 | 2021-08-31 | 江苏利华之光汽车配件有限公司 | Mounting table for producing vehicle-mounted direct current converter packaging structure |
| CN113446465A (en) * | 2021-07-26 | 2021-09-28 | 合肥康尔信电力系统有限公司 | Damping base for diesel engine and working method |
| CN114798539A (en) * | 2022-04-24 | 2022-07-29 | 湖南金凯循环科技有限公司 | Cleaning device for cleaning lithium battery and cleaning method thereof |
-
2019
- 2019-10-29 CN CN201921829656.9U patent/CN211401632U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113319778A (en) * | 2021-06-02 | 2021-08-31 | 江苏利华之光汽车配件有限公司 | Mounting table for producing vehicle-mounted direct current converter packaging structure |
| CN113446465A (en) * | 2021-07-26 | 2021-09-28 | 合肥康尔信电力系统有限公司 | Damping base for diesel engine and working method |
| CN114798539A (en) * | 2022-04-24 | 2022-07-29 | 湖南金凯循环科技有限公司 | Cleaning device for cleaning lithium battery and cleaning method thereof |
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