CN201427616Y

CN201427616Y - Fixture for assembling small-sized four-wheeled vehicle

Info

Publication number: CN201427616Y
Application number: CN200920154734XU
Authority: CN
Inventors: 吴东华; 赵红卫
Original assignee: YIFENG INDUSTRIAL EQUIPMENT (SHENZHEN) Co Ltd
Current assignee: YIFENG INDUSTRIAL EQUIPMENT (SHENZHEN) Co Ltd
Priority date: 2009-05-20
Filing date: 2009-05-20
Publication date: 2010-03-24
Anticipated expiration: 2019-05-20

Abstract

The utility model relates to a fixture for assembling a small-sized four-wheeled vehicle, which comprises a fixture frame, a tipping gear and a lifting device. The fixture frame consists of a connecting beam, a front support and a rear support, wherein the front support and the rear support are fixed at two ends of the connecting beam. The tipping gear comprises a front tipping frame and a rear tipping frame, the front tipping frame and the rear tipping frame are mounted inside the fixture frame oppositely, the front tipping frame is connected with the front support through a tipping shaft A and is equipped with a clamping device, and the rear tipping frame is connected with the rear support through a tipping shaft B and is equipped with a positioning device and a tensioning clamp device.The lifting device is mounted on the connecting beam and comprises a lifting mechanism, a bracket and a control device. The fixture is skillful in structure, simple and convenient in manufacturing andlow in cost, can simply and optionally adjust mounting positions of an assembled vehicle by utilizing a clamping mechanism and a tipping positioning mechanism, lifts the vehicle by utilizing the lifting device, and then saves time and labor. In addition, the fixture is convenient in operation, reduces production cost, decreases labor intensity of operators, and increases production efficiency.

Description

A kind of small four-wheel car stack-mounted anchor clamps that are used for

Technical field

The utility model relates to small four-wheel car assembling anchor clamps, particularly a kind of four-wheel lawnmower assembling anchor clamps.

Background technology

At present, four-wheel lawnmower or small four-wheel car adopt the ground travel line or hang two kinds of fit of ceases to be busy when assembling, be that four-wheeled maintains static and the manufacturing line operation at this moment, this causes difficulty to assembling vehicle frame lower part, and the former need increase other accessory equipment, has strengthened equipment cost; The latter need hang ceases to be busy has high low head to satisfy matching requirements, and manufacturing line length increases, and has increased the dry running time, thereby has influenced production efficiency; Two kinds of fit are when assembling vehicle frame lower part, and no effort-saving mechanism has increased labor intensity of operating staff.

The utility model content

For addressing the above problem, the utility model provides a kind of cost low, easy to operate, the four-wheeled annular that production efficiency is high is hung traditional thread binding adapted anchor clamps, concrete scheme is as follows: a kind of small four-wheel car stack-mounted anchor clamps that are used for, comprise jig frame, turning device, jacking system, its improvement is: described jig frame is by tie-beam and be fixed on the front frame at tie-beam two ends, after poppet is formed, described turning device comprises preceding turning rack, back turning rack, before described, back turning rack be installed in the jig frame and the position relative, turning rack is connected with front frame by trip shaft A before described, on the described preceding turning rack fixing device is installed; Described back turning rack is connected with after poppet by trip shaft B, on the turning rack of described back registration device and tension clips device is installed; Described jacking system is installed on the tie-beam, comprises lifting mechanism, carriage, control setup.

Another optimal way of this programme: described forward and backward turning rack is the U-shaped framework; A side of turning rack is captiveed joint with trip shaft A before described, another side mounting and fixing support, described fixing device is installed on the middle link span of preceding turning rack, comprise clamp arm, clamping lever and bearing pin A, described bearing pin A pin-and-hole from the middle link span passes, the lower end is connected with clamping lever, and the upper end connects ratchet A, and described ratchet A one end is connected with clamp arm on being connected fixed mount by pushing ram;

Described registration device comprises fix shaft, locating rack, position fixing handle, described back turning rack one end is captiveed joint with locating rack, trip shaft B successively, described back another side of turning rack is an opening U-shaped carriage up, a plurality of knock holees are arranged on the described locating rack, described fix shaft is installed on the after poppet corresponding with the position of positioning hole on the locating rack, and the one end inserts the interior other end of knock hole and is connected with position fixing handle;

Described fixing device adopts the tensioning handle that is installed between back turning rack link span and the jig frame, the tensioning handle is connected with the bearing pin B that passes link span, the bearing pin B other end is connected with ratchet B, described ratchet B one end is connected with adjust bar, the adjust bar other end is connected with the bearing pin C that passes the U-shaped carriage, the bearing pin C other end is connected with intermediate connecting rod, the two ends of intermediate connecting rod activity respectively connect the side connecting rod successively, reverse piece, the other end that reverses piece connects the bearing pin D that passes in the support arm of U-shaped carriage both sides, the other end captive joint angle of pinching of bearing pin D.

The another optimal way of this programme: described control setup comprises tooth case, cam, described tooth case is fixed on the front frame and runs through axle by inside and be connected with cam, described cam is installed between tooth case and the front frame, describedly run through an other end and rotate six square shafts and is connected, describedly run through that axle is captiveed joint with the cam employing and point of connection is positioned on the flank of cam circumference;

Described lifting mechanism is the movable parallelogram lever that connecting rod is formed, described framework top margin parallel rod one end has extended end, described extended end is connected with flank of cam, described side connecting rod near extended end is fixed on the tie-beam, described jacking system has two covers, the another set of another side that is positioned at tie-beam, by anchor shaft the top margin parallel rod is fixed together, described anchor shaft is positioned at fixedly side and top margin parallel rod intersection, and described carriage is fixed on two cover lifting mechanism opposite side side rod tops.

Another optimal way of this programme: on the described forward and backward support opposite face fixed orifice is installed, with the fixed orifice corresponding position locating dowel pin is installed on forward and backward turning rack, the described locating dowel pin other end is connected with ratchet A, ratchet B.

An optimal way again of this programme: described fixed mount is a horizon bar, there is fixed card at two ends at horizon bar, the two ends of clamp arm are corresponding with fixed card, and clamp arm is connected by the preceding turning rack pin of fixed block upper end with the horizon bar below, and the lower end of fixed block and pushing ram flexibly connect.

The another optimal way of this programme: described jig frame hangs on the circulation messenger wire by the link plate axle, and described link plate axle has two, and the one end jockey framework other end and circulation messenger wire articulate.

The utility model design science, structure is ingenious, reasonable, makes easyly, and cost is low; Utilize clamping mechanism, turning positioning mechanical, can simply will assemble any installation site of vehicle furnishing, utilize jacking system that vehicle is lifted, time saving and energy saving, this programme is easy to operate, reduces production costs, has reduced labor intensity of operating staff, improved production efficiency.

Description of drawings

Fig. 1 clamp structure scheme drawing

Turning rack scheme drawing before Fig. 2

Turning rack scheme drawing behind Fig. 3

Fig. 4 jacking system scheme drawing

Fig. 5 fixing device scheme drawing

Fig. 6 tension clips device scheme drawing

The specific embodiment

The jig frame 1 of this programme can be the assemble compact car and facilitates, the vehicle frame of compact car is fixed on the turning device on the jig frame 1, can realize any setting angle, and can utilize jacking system 4 car body that raises, exempt artificial heavy work, the location switching mechanism can be adjusted the distance before and after the vehicle frame, adapts to different vehicle frames, utilize around messenger wire 26 realization pipelinings.

As shown in Figure 1, jig frame 1 is by tie-beam 9 and two stand type support 7,8 are composed of a fixed connection, turning device is installed on the framework, jacking system 4, link plate axle 19, turning device has two covers, be installed in respectively on two columns, two turning devices all are the U-shaped framework, its plane and jig frame are positioned at same plane, before, back turning rack 2,3 one sides 10, a trip shaft A11 is fixed in 45 outside faces upper end, trip shaft B46, the trip shaft A11 of preceding turning rack 2 inserts on the front frame 7 of jig frame 1, the trip shaft B46 of back turning rack 3 inserts on the after poppet 8 of jig frame 1, before making, back turning rack can trip shaft A, B is the center of circle 360 degree rotations in jig frame, and is preceding, the link span of back turning rack is parallel with the tie-beam 9 of jig frame 1.

Fixing device 5 is installed on the preceding turning rack 2 middle link spans, clamping lever 13 is installed between preceding turning rack 2 middle link spans and the jig frame tie-beam 9, be fixed on the bearing pin A14 that passes link span, bearing pin A14 passes and connects ratchet A15 of frame end captive joint, the end of ratchet A15 flexibly connects a pushing ram 16, the other end of preceding turning rack 2 is fixed a fixed mount 12, the two ends of fixed mount 12 are equipped with fixed card, clamp arm 17 is installed on the preceding turning rack of fixed mount 12 belows by fixed block 18, the bearing pin that fixed block 18 upper ends are passed in employing connects, the lower end of fixed block 18 and pushing ram 16 1 ends flexibly connect, clamp arm 17 shapes are identical with fixed mount 12 shapes, two ends have and the cooresponding clamp of fixed card, the other end at ratchet A15 is connected with the fix shaft A20 that rolls off the production line, the hole 50 that turning rack 2 inserted on the front frame 7 before the fix shaft A20 that rolls off the production line passed is used for preceding turning rack 2 is fixed on jig frame 1.

When vehicle frame places on the locator card, pull clamping lever 13, ratchet A15 is center of circle rotation with bearing pin A14, the pulling two ends bonded assembly pushing ram 16 and the fix shaft A20 that rolls off the production line, the lower end that pushing ram 16 promotes fixed block 18, thereby clamp arm 17 is a pivot point with the pivot point of fixed block 18 upper ends, near or leave fixed mount 12, finish clamping action, roll off the production line fix shaft A20 under the pulling of ratchet A15, withdraw from the fixed orifice 50 from front frame 7, turning rack 2 is in turning active state before making.

The registration device of installing on the back turning rack 3 comprises locating piece 41 and fix shaft 43, position fixing handle 42, locating piece 41 is fixed on back turning rack 3 and trip shaft B46 junction, is the center of circle on locating piece 41 surfaces with trip shaft B46, the a plurality of knock holees 44 of rectangular distribution on same circumference, fix shaft 43 passes the knock hole 41 on the pin-and-hole insertion locating piece 41 that is arranged in trip shaft B46 below, and position fixing handle 42 is installed in the other end of fix shaft 43.When pulling position fixing handle 42, fix shaft 43 withdraws from from knock hole 41, back turning rack 3 is in active state, can adjust to the proper operation position this moment with back turning rack 3, pulling position fixing handle 42 again inserts fix shaft 43 in the knock hole 41, the control position of back turning rack 3 is fixed, finished positioning step.

The relative side that back turning rack 3 is installed trip shaft B side 45 is a vertical U-shaped frame 40, open fixing device 6 and comprise tensioning handle 30, bearing pin, ratchet B32, adjust bar 34, side connecting rod 38, reverse piece 27, intermediate connecting rod 39, tensioning handle 30 is between the intermediate connecting rod and jig frame of back turning rack, and with pass the back turning rack in the middle of the bearing pin B31 of link span captive joint, the bearing pin B31 other end is captiveed joint with ratchet B32, ratchet B32 one end and adjust bar 34 flexibly connect, adjust bar 34 other ends with pass U-shaped carriage bearing pin C35 and flexibly connect, bearing pin C35 other end captive joint intermediate connecting rod 39, the two ends of intermediate connecting rod 39 activity respectively connect side connecting rod 38 successively, reverse piece 27, the other end captive joint that reverses piece 27 passes the interior bearing pin D36 of U-shaped carriage 40 both sides support arms, the other end captive joint angle of pinching 37 of bearing pin D36, when pulling tensioning handle 30, bearing pin B31, ratchet B32 rotates simultaneously, drive adjust bar 34 rotating pin C35, bearing pin C35 drives intermediate connecting rod 39 rotations of captive joint, be connected in the side connecting rod 38 at intermediate connecting rod 39 two ends, reversing piece 27 begins to rotate, drive captive joint bearing pin D36, bearing pin D36 directly drives the size that the angle of pinching 37 is adjusted opening angle.The other end of ratchet B32 connects the fix shaft 33 that rolls off the production line, in the fixed orifice 51 on fix shaft 33 other ends that the roll off the production line insertion back prop 8.

Jacking system 4 is made up of control setup, jacking system, carriage 23, control setup is installed on the front frame 7, tooth case 20 is fixed on the front frame 7, cam 21 is installed between tooth case 20 and the front frame 7, captive joint with cam 21 employings by the axle that runs through in the tooth case 20, point of connection departs from the center of circle and is positioned on the cam 21 side circumference, runs through an other end and is connected with six square shafts 22, and projection 21 is just done corresponding rotation when rotating six square shafts 22.Jacking system adopts the movable parallelogram lever of four linkage rod group one-tenth, be installed in the side of tie-beam 9, framework top margin parallel rod 25 1 ends prolong and are movably connected in flank of cam not on the position in the center of circle to cam 21, the side connecting rod 24 of framework near extended end is fixed on the tie-beam 9, another side top mounting lifting platform 23, framework has two covers, the another set of another side that is positioned at tie-beam 9, and two nested structures are identical, two cover frameworks are controlled simultaneously by a fixed connection point, and fixed connection point is fixedly between two top margin connecting rods 27 of side 24 top ends.Because adopting, whole framework flexibly connects, therefore when rotating six square shafts 22, six square shafts 22 are by running through a rotating cam 21, cam 21 drives top margin parallel rod 25 motions that prolong, because closing on side 24 is to be fixed on the tie-beam 9, therefore be that fulcrum is just raised or reduced another side with it, reached the purpose of liftable automotive chassis.

Before this programme is placed on four-wheel lawnmower or compact car vehicle frame, on the fixed mount of back turning rack, utilize a fixing device and the clamp arm device on both sides that vehicle frame is fixed, can operate, when needs are adjusted the angle of vehicle frame, pull position fixing handle fix shaft is withdrawed from knock hole, by manually with frame fitting to operating angle, again position fixing handle is turned back, this moment by the time before, back turning rack is all fixed with vehicle frame, therefore before during angular adjustment being, back turning rack moves simultaneously, and vehicle frame can utilize jacking system to lay when putting, reduce hand labor intensity, the installation that after installing this vehicle frame, under the rotation of conveyor line, enters next vehicle frame automatically.

Claims

1 one kinds are used for small four-wheel car stack-mounted anchor clamps, comprise jig frame (1), turning device, jacking system (4), it is characterized in that: described jig frame (1) is made up of tie-beam (9) and the front frame (7), the after poppet (8) that are fixed on the tie-beam two ends,

Described turning device comprises preceding turning rack (2), back turning rack (3), described forward and backward turning rack be installed in the jig frame and the position relative, turning rack (2) is connected with front frame (7) by trip shaft A (11) before described, on the described preceding turning rack fixing device (5) is installed; Described back turning rack (3) is connected with after poppet (8) by trip shaft B (46), on the described back turning rack (3) registration device and tension clips device (6) is installed; Described jacking system (4) is installed on the tie-beam (9), comprises lifting mechanism, carriage, control setup.

2, a kind of small four-wheel car stack-mounted anchor clamps that are used for as claimed in claim 1 is characterized in that described forward and backward turning rack is the U-shaped framework; A side of turning rack (2) is captiveed joint with trip shaft A (11) before described, another side mounting and fixing support (12), described fixing device is installed on the middle link span of preceding turning rack, comprise clamp arm (17), clamping lever (13) and bearing pin A (14), described bearing pin A (14) pin-and-hole from the middle link span passes, the lower end is connected with clamping lever (13), the upper end connects ratchet A (15), and described ratchet A (15) one ends are connected with clamp arm (17) on being connected fixed mount (12) by pushing ram (16);

Described registration device comprises fix shaft (43), locating rack (41), position fixing handle (42), described back turning rack (3) one ends are captiveed joint with locating rack (41), trip shaft B (46) successively, described back another side of turning rack is an opening U-shaped carriage (40) up, a plurality of knock holees (42) are arranged on the described locating rack (41), it is upward corresponding with knock hole (44) position on the locating rack that described fix shaft (43) is installed in after poppet (8), and the one end inserts the interior other end of knock hole (44) and is connected with position fixing handle (42);

Described fixing device (6) adopts the tensioning handle (30) that is installed between back turning rack link span and the jig frame, tensioning handle (30) is connected with the bearing pin B (31) that passes link span, bearing pin B (31) other end is connected with ratchet B (32), described ratchet B (32) one ends are connected with adjust bar (34), adjust bar (34) other end is connected with the bearing pin C (35) that passes U-shaped carriage (40), bearing pin C (35) other end is connected with intermediate connecting rod (39), the two ends of intermediate connecting rod (39) activity respectively connect side connecting rod (38) successively, reverse piece (47), the other end that reverses piece (47) connects the bearing pin D (36) that passes in the support arm of U-shaped carriage (40) both sides, the other end captive joint angle of pinching (37) of bearing pin D (36).

3, a kind of small four-wheel car stack-mounted anchor clamps that are used for as claimed in claim 1, it is characterized in that, described control setup comprises tooth case (20), cam (21), described tooth case (20) is fixed on front frame (7) and goes up and to run through axle by inside and be connected with cam (21), described cam (21) is installed between tooth case (20) and the front frame (7), describedly run through an other end and rotate six square shafts (22) and is connected, describedly run through that axle is captiveed joint with the cam employing and point of connection is positioned on the flank of cam circumference;

Described lifting mechanism is the movable parallelogram lever that connecting rod is formed, described framework top margin parallel rod (25) one ends have extended end, described extended end is connected with cam (21) side, described side connecting rod (24) near extended end is fixed on the tie-beam (9), described jacking system (4) has two covers, the another set of another side that is positioned at tie-beam (9), by anchor shaft top margin parallel rod (25) is fixed together, described anchor shaft is positioned at fixedly side (24) and top margin parallel rod (25) intersection, and described carriage (23) is fixed on two cover lifting mechanism opposite side side rod tops.

4, a kind of small four-wheel car stack-mounted anchor clamps that are used for as claimed in claim 1, it is characterized in that, fixed orifice (50,51) is installed on the described forward and backward support opposite face, with the fixed orifice corresponding position locating dowel pin (20,43) is installed on forward and backward turning rack, the described locating dowel pin other end is connected with ratchet A (15), ratchet B (32).

5, a kind of small four-wheel car stack-mounted anchor clamps that are used for as claimed in claim 2, it is characterized in that, described fixed mount (12) is a horizon bar, there is fixed card at two ends at horizon bar, the two ends of clamp arm are corresponding with fixed card, clamp arm (17) is connected by the preceding turning rack pin of fixed block (18) upper end with the horizon bar below, and the lower end of fixed block (18) and pushing ram (16) flexibly connect.

6, a kind of small four-wheel car stack-mounted anchor clamps that are used for as claimed in claim 1, it is characterized in that, described jig frame (1) hangs on the circulation messenger wire (26) by link plate axle (19), described link plate axle (19) has two, and one end jockey the framework (" other end and circulation messenger wire (26) articulate.