A kind of trolley locating guide device
Technical field
The present invention relates to testing equipment fields, and in particular to a kind of trolley locating guide device.
Background technique
Engine be it is a kind of can be the machine that can be converted into mechanical energy of other forms, including such as internal combustion engine (gasoline hair
Motivation etc.), external-combustion engine (Stirling engine, steam engine etc.), motor etc..Engine is the dynamical system of automobile, engine
Performance directly affect the performance of automobile.At this stage, the detection of engine usually assists completing with engine quick-assembling trolley, starts
Machine quick-assembling trolley is suitable for discharge capacity in the detection of 2L engine performance below.
After engine quick-assembling trolley is in use, engine and detection fixture be mounted on trolley, it is moved to above detection plate,
Detection plate detects the engine performance on quick-assembling trolley.But trolley in the prior art is being moved to above detection plate
When, it needs manually to position trolley, trolley is clamped with manual after positioning, there is artificial investment greatly, automation
The low problem of degree.
Summary of the invention
It is artificial when engine quick-assembling trolley positioning clamps to solve the invention is intended to provide a kind of trolley locating guide device
The problem that investment is big, the degree of automation is low.
In order to achieve the above objectives, basic technology scheme of the invention is as follows: a kind of trolley locating guide device, including guiding
Mechanism and positioning mechanism, the guiding mechanism include two the first guide rails disposed in parallel, are equipped with and use below first guide rail
In the driving mechanism that driving trolley advances, the guiding mechanism includes two the first guide rails disposed in parallel, two the first guide rails
Between be equipped with gap, one end of the first guide rail is fixedly connected to inclined glidepath, and the high-end of the glidepath is led with first
Rail is connected, and the low side of the glidepath is respectively connected with the second guide rail, is equipped with engine detector between two the second guide rails, and two
The top of the one end of the second guide rail of item far from glidepath is fixedly connected with baffle;The positioning mechanism is arranged on the second guide rail,
The positioning mechanism includes support column, slidably connects pyrometric cone block on the support column, pyrometric cone block inner hollow and including
Two pieces of positioning plates, two pieces of positioning plate upper ends are hinged, lower end is slidably connected at the upper surface of support column, between two pieces of positioning plates
It is fixedly connected with the first spring, the hinged place of two pieces of positioning plates is fixedly connected with second spring, and the other end of second spring is fixed
It is connected to upper end of support column;The hull bottom of trolley is equipped with location hole, and hull bottom is fixedly connected with connecting rod, the connecting rod and institute
Driving mechanism is stated to be connected.
A kind of trolley locating guide device by adopting the above technical scheme, when practical application, driving mechanism plays driving trolley
Mobile effect, driving mechanism drive trolley to move along the first guide rail by connecting rod, and trolley is moved to glidepath by the first guide rail,
After trolley is moved to glidepath, connecting rod and driving mechanism are detached from, and trolley is snapped down to second under the action of inertia and self gravity
Guide rail, the first guide rail, glidepath and the second guide rail have the function of tentatively being oriented to trolley, when trolley is snapped down to front end and baffle
When contact, trolley stop motion under the keeping out of baffle, baffle carries out Primary Location to trolley, at this point, the positioning hole location of trolley
Above positioning mechanism, positioning plate is in the pressure downward by trolley, and positioning plate bottom is along support column upper surface into support column
Slideslip, the lower pressure of trolley is greater than the support force of the first spring at this time, and the two pieces of one end of positioning plate far from hinged place are mutually leaned on
Closely, the cross-sectional area of positioning plate reduces, and positioning plate injects the positioning hole of trolley, after positioning plate is inserted into trolley location hole, two
Block positioning plate Slideslip, positioning plate and location hole clamping to outside support column again under the support force effect of the first spring, by trolley
Fixed, positioning mechanism is accurately positioned trolley, and engine detector detects the engine on trolley after positioning.
The beneficial effect of the technical program is:
1. the present apparatus carries out Primary Location to trolley by positioning plate, trolley is accurately positioned by positioning plate, it is real
The automatic positioning to trolley is showed, manual locating clip is tight after middle trolley is in place compared to the prior art, present apparatus the degree of automation
Height, after trolley positioning, positioning plate is under the action of the spring by location hole clamping, good positioning effect.
2. the present apparatus drives trolley to be moved to along the first guide rail, glidepath and the second guide rail and start machine examination by driving mechanism
It surveys at device, the first guide rail, glidepath and the second guide rail can make trolley mobile steady, avoid trolley overturning phenomenon.
Preferably, as an improvement, driving mechanism includes drive shaft, and drive shaft is connected with motor, fixes in drive shaft
It is connected with supporting block, supporting block is equipped with first through hole, and rotating bar, one end rotation of rotating bar are slidably connected in first through hole
It is connected with sliding shoe, sliding shoe is equipped with the second through-hole, and rod slide is connected in the second through-hole, and support bullet is cased in rotating bar
Spring, support spring is between supporting block and sliding shoe.Drive shaft rotates under the drive kept thinking about, and drives connection fixed thereto
Supporting block rotation, and then rotating bar rotation is driven, rotating bar rotation drives rotationally connected sliding slot rotation, and sliding slot is rotating
It drives the connecting rod being slidably connected in sliding slot mobile in the process, realizes that driving trolley advances.
Preferably, as an improvement, multiple directive wheels are equipped on the first guide rail, glidepath and the second guide rail.Trolley
When moving on the first guide rail, glidepath and the second guide rail, directive wheel has guiding role to trolley, keeps trolley mobile more
Steadily.
Preferably, as an improvement, baffle is equipped with buffer spring.When trolley glides along glidepath, in self gravity
Very fast with gliding speed under the action of contour roll forming, when trolley and baffle being caused to contact, trolley is larger to the impulse force of baffle, buffer spring
There is buffer function to the trolley of downslide, trolley is avoided to break baffle.
Preferably, as an improvement, location hole is T-shaped.Location hole is arranged to T-type and positioning plate is made to be stuck in T-type positioning
The upper end in hole, avoidable positioning plate fall off, and clamping effect is more preferable.
Preferably, as an improvement, the round and smooth setting in the junction of the first guide rail, glidepath and the second guide rail.It is round and smooth
Setting can make trolley along the first guide rail slide to the second guide rail during smooth sliding, be further reduced the overturning phenomenon of trolley.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the top view of the embodiment of the present invention.
Fig. 3 is the partial enlarged view of A1 in the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description include: the first guide rail 1, glidepath 2, the second guide rail 3, engine detector 4,
Baffle 5, support column 6, positioning plate 7, trolley 8, the first spring 9, second spring 10, location hole 11, connecting rod 12, drive shaft 13, electricity
Machine 14, supporting block 15, rotating bar 16, support spring 17, sliding shoe 18, directive wheel 19, buffer spring 20.
As shown in Figs. 1-3: a kind of trolley locating guide device, including guiding mechanism, guiding mechanism include two and set in parallel
The first guide rail 1 set is equipped with gap between two the first guide rails 1, and one end of the first guide rail 1 is fixedly connected to inclined downslide
Rail 2, the high-end of glidepath 2 are connected with the first guide rail 1, and the low side of glidepath 2 is respectively connected with the second guide rail 3, two the second guide rails 3
Between engine detector 4 is installed, the top of two second one end of guide rail 3 far from glidepath 2 is fixedly connected with baffle 5,
Baffle 5 is equipped with buffer spring 20, is equipped with multiple directive wheels 19 on the first guide rail 1, glidepath 2 and the second guide rail 3, first leads
The round and smooth setting in the junction of rail 1, glidepath 2 and the second guide rail 3;Positioning mechanism, positioning mechanism packet are additionally provided on second guide rail 3
Support column 6 is included, slidably connects pyrometric cone block on support column 6, pyrometric cone block inner hollow and including two pieces of positioning plates 7, two pieces
7 upper end of positioning plate is hinged, lower end is slidably connected at the upper surface of support column 6, is fixedly connected between two pieces of positioning plates 7
One spring 9, the hinged place of two pieces of positioning plates 7 are fixedly connected with second spring 10, and the other end of second spring 10 is fixedly connected on
6 upper end of support column, the lower part of two pieces of positioning plates 7 are telescopic rod, and telescopic rod includes two and slides the body of rod being arranged, in the first spring
Under 9 support force effect, telescopic rod is in maximum elongation state;The drive for driving trolley 8 to advance is equipped with below first guide rail 1
Motivation structure, driving mechanism include drive shaft 13, and drive shaft 13 is connected with motor 14, and motor 14 is servo motor, in drive shaft 13
It is fixedly connected with supporting block 15, supporting block 15 is equipped with first through hole, slidably connects rotating bar 16, rotating bar in first through hole
16 one end is rotatably connected to sliding shoe 18, and sliding shoe 18 is equipped with the second through-hole, is cased with support spring 17 in rotating bar 16, supports
Spring 17 is between supporting block 15 and sliding shoe 18, and the hull bottom of trolley 8 is equipped with T-type location hole 11, and hull bottom is fixed
It is connected with connecting rod 12, connecting rod 12 is slidably connected in the second through-hole.
In the present embodiment, when practical application, trolley 8 is placed in the inside on the first guide rail 1 and being located at directive wheel 19, is opened
Motor 14, drive shaft 13 rotate counterclockwise under the drive of motor 14, and rotating bar 16 is driven to rotate counterclockwise, and 16 turns of rotating bar
Sliding shoe 18 is driven to move during dynamic, when sliding shoe 18 rotates counterclockwise from right to left, drive is slidably connected at sliding shoe
Connecting rod 12 in 18 moves from right to left, and then slides trolley 8 from right to left on the first guide rail 1, at this point, directive wheel 19 is right
Trolley 8 in sliding process is oriented to, trolley 8 on the first guide rail 1 in sliding process, between sliding shoe 18 and supporting block 15 away from
From being gradually reduced, the state of support spring 17 becomes compressing from extending.
Drive shaft 13 continues to rotate counterclockwise, and trolley 8 continues to be moved to the left, and rotating bar 16 turns to sliding shoe 18 and is located at branch
The left side of bracer 15, and it is identical as 15 level height of supporting block when, the lower end of connecting rod 12 is detached from sliding shoe 18, at this point, trolley 8 exists
The second guide rail 3 is snapped down to along glidepath 2 under the action of self gravity and inertia, the first guide rail 1, glidepath 2 and the second guide rail 3
The round and smooth setting in junction can make trolley 8 along the first guide rail 1 slide to the second guide rail 3 during smooth sliding, reduce trolley 8
Overturning phenomenon.
When trolley 8 is snapped down to preceding inlet side and baffle 5 contacts, the stop motion under the keeping out of baffle 5 of trolley 8, buffering elastic
The trolley 8 of 20 pairs of spring downslides has buffer function, and trolley 8 is avoided to break baffle 5, and baffle 5 carries out Primary Location to trolley 8.This
When, the location hole 11 of trolley 8 is located above positioning mechanism, and positioning plate 7 is in the pressure downward by trolley 8, due to 7 bottom of positioning plate
The telescopic rod at end has been in maximum elongation state, and can not continue elongation can only shrink after being squeezed power to inside, positioning
7 bottom of plate Slideslip into support column 6 along 6 upper surface of support column, the lower pressure of trolley 8 is greater than the support of the first spring 9 at this time
The bottom end of power, two pieces of positioning plates 7 is close to each other, and the distance between two pieces of positioning plates 7 reduce, and pyrometric cone block injects determining for trolley 8
In the hole 11 of position, after pyrometric cone block is inserted into 8 location hole 11 of trolley, the extruding force that two pieces of positioning plates 7 are subject to disappears, in the first spring
9 support force effect is lower again to the outer Slideslip of support column 6, and the lower end of positioning plate 7 is arranged in the location hole 11 of trolley 8, will be small
Vehicle 8 is fixed, and engine detector 4 detects the engine on trolley 8 after positioning.
What has been described above is only an embodiment of the present invention, the common sense such as well known specific technical solution and/or characteristic in scheme
It does not describe excessively herein.It should be pointed out that for those skilled in the art, before not departing from technical solution of the present invention
It puts, several modifications and improvements can also be made, these also should be considered as protection scope of the present invention, these all will not influence this
Invent the effect and patent practicability implemented.The scope of protection required by this application should be based on the content of the claims,
The records such as the specific embodiment in specification can be used for explaining the content of claim.