Die changing transition trolley

Abstract

The utility model relates to the technical field of jig trolleys, in particular to a die changing transition trolley which comprises a trolley frame, a lifting mechanism, a die changing platform, a pulley guide rail mechanism and a clamping mechanism used for fixing the trolley. The die changing platform is mounted at the top of the frame and is connected with the frame in a sliding manner; the lifting mechanism is mounted on the frame, and the output end of the lifting mechanism is connected with the bottom of the die changing platform; the pulley guide rail mechanism is mounted on the die changing platform; and the clamping mechanism is mounted on the frame. The height of the die changing platform can be adjusted, so that the die changing platform is suitable for machine tables of different vehicle types; the transition trolley can be clamped to the machine table through the clamping mechanism, so that sliding of the transition trolley is limited, and stability is improved; in addition, under the action of the pulley guide rail mechanism, the strength of workers can be further reduced, and meanwhile the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of jigs trolley, more particularly to a die change transition trolley. BACKGROUND

[0002] The existing each vehicle type jig is respectively placed on the special vehicle type jig trolley, each jig trolley can only place the special vehicle type, and can only correspond to single machine platform jig platform height. When using the existing vehicle type jig trolley to change the jig, multiple people need to move the jig operation, the trolley height cannot be adjusted to match the jig platform height of each machine, which produces safety hazards such as equipment and personnel, increases the safety risk index, and has the defects of poor practicability. The jig trolley height matched and introduced by different machines is inconsistent, cannot meet the flexible production of three-in-one machine, and cannot meet the existing demand. Moreover, since the jig weight is heavy, the operator has difficulty in operating when carrying the jig to the trolley, and the trolley is easy to move during the carrying process, increasing the difficulty of the operator. UTILITY MODEL CONTENTS

[0003] The utility model aims at overcoming the height of the trolley in the prior art cannot be adjusted, the jig is inconvenient to carry, provides a die change transition trolley, the height can be adjusted, different machines can be adapted to, and the convenience of carrying is also improved, the work difficulty of the operator is reduced.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of:

[0005] Provide a kind of die change transition trolley, including frame, lifting mechanism, die change platform, pulley guide rail mechanism and the clamping mechanism for fixing trolley;The die change platform is installed on the top of the frame, and is slidably connected with the frame;The lifting mechanism is installed on the frame, and the output end of the lifting mechanism is connected with the bottom of the die change platform;The pulley guide rail mechanism is installed on the die change platform;The clamping mechanism is installed on the frame.

[0006] The utility model relates to a kind of die change transition trolley of the utility model, by lifting mechanism, the height of die change platform can be adjusted, to adapt to the machine of different vehicle types;When needing to carry the jig from the machine to the transition trolley, the transition trolley can be clamped in the machine by the setting of clamping mechanism, to limit the sliding of transition trolley;In addition, under the action of pulley guide rail mechanism, when carrying the jig, it is only needed to place in pulley guide rail mechanism after one side, can promote the jig to make it slide on pulley guide rail mechanism, until all fall in on die change platform, reduce the strength of operator, also improve work efficiency.

[0007] Further, the pulley guide rail mechanism comprises a plurality of rollers and a slide rail frame, the slide rail frame is installed on the die changing platform, the plurality of rollers are arranged at intervals along the length direction of the slide rail frame, and the rollers are rotationally connected with the slide rail frame; the pulley guide rail mechanism is provided with at least two groups, the two groups of pulley guide rail mechanisms are respectively located on the two sides of the die changing platform, and the two groups of pulley guide rail mechanisms are arranged in parallel with each other. The tooling is placed on the rollers, the rollers are rotationally connected with the slide rail frame, so that the tooling can slide along the rollers, the workers do not need to move away from the die changing platform, and only need to push the tooling, thereby reducing the working intensity of the workers to a certain extent.

[0008] Further, the clamping mechanism comprises a handle, a swing rotary disc, a first connecting rod, a second connecting rod and a clamping hook; one end of the swing rotary disc is rotationally connected with the frame, the other end is respectively connected with the first connecting rod and the handle, the handle is fixedly connected with the swing rotary disc, and the first connecting rod is rotationally connected with the handle; the other end of the first connecting rod is rotationally connected with one end of the second connecting rod, and the other end of the second connecting rod is rotationally connected with the frame; the clamping hook is installed on the second connecting rod; and the clamping hook and the handle are respectively located on the opposite sides of the frame. The handle is swung to drive the swing rotary disc to rotate, thereby driving the first connecting rod to rotate, the first connecting rod drives the second connecting rod to rotate, thereby driving the clamping hook to rotate, the handle is swung up and down to drive the clamping hook to rotate up and down, and the clamping or disengaging action is realized.

[0009] Further, one side of the frame provided with the handle is provided with a clamping plate matched with the clamping hook. The clamping hook can be clamped with the machine table, the machine table is provided with a clamping piece matched with the clamping hook, such as a clamping plate or a clamping groove; and the two transition trolleys can also be fixedly connected with each other, the clamping hook of one of the transition trolleys is clamped with the clamping plate of the other transition trolley, and the two transition trolleys are connected and fixed.

[0010] Further, the lifting mechanism comprises a screw rod lifter; the screw rod lifter comprises a box body, a worm wheel, a worm rod penetrating through the box body in the transverse direction and a screw rod penetrating through the box body in the longitudinal direction, the worm rod and the screw rod are rotationally connected with the box body, the worm wheel is sleeved on the screw rod, and the worm wheel is in meshing transmission with the worm rod; the box body is fixedly installed on the frame, and one end of the screw rod is connected with the bottom of the die changing platform. The worm rod is rotated, the external teeth of the worm rod are in meshing transmission with the external teeth of the worm wheel, thereby driving the worm wheel to rotate, the internal teeth of the worm wheel are in meshing transmission with the screw rod, the worm wheel cannot move, the worm wheel rotates, thereby driving the screw rod to move up and down, and the lifting action of the die changing platform is realized.

[0011] Further, the lifting mechanism further comprises a connecting rod and a hand wheel disc, the screw rod lift is provided with at least two groups; the two groups of screw rod lifts are arranged at intervals, the worms of the two groups of screw rod lifts are connected through the connecting rod, and the hand wheel disc is connected with one end of one worm; the two groups of screw rod lifts are connected with the bottom of the die changing platform through bearings. The two groups of screw rod lifts are arranged at intervals below the die changing platform, so that the die changing platform can bear greater weight and is prevented from tilting due to uneven stress; the two screw rod lifts are connected through the connecting rod, the hand wheel disc is rotated, the worms of the two screw rod lifts are simultaneously rotated under the connection of the connecting rod, and the two screw rod lifts are simultaneously moved up and down.

[0012] Further, a first guide mechanism is arranged on one side of the frame, and a second guide mechanism matched with the first guide mechanism is arranged on the other side of the frame. The two transition trolleys can be connected and fixed through the clamping mechanism and the clamping plate, when the two transition trolleys are docked, one of the transition trolleys is guided into the second guide mechanism of the other transition trolley through the first guide mechanism, precise docking of the two transition trolleys is realized, and after docking, the clamping mechanism is operated again, the handle is shaken, the clamping hook of one of the transition trolleys is clamped on the clamping plate of the other transition trolley, and the connection and fixation of the two transition trolleys are realized.

[0013] Further, the first guide mechanism is a guide pulley, the second guide mechanism is a guide groove, and the side of the frame, which is provided with the clamping hook, is further provided with a buffer pad. Precise docking of the two transition trolleys can be realized under the action of the guide pulley and the guide groove, and the buffer pad can prevent collision of the two transition trolleys when the two transition trolleys are docked.

[0014] Further, a plurality of pin holes are arranged at intervals on the die changing platform. When the jig is placed on the die changing platform, the pins are inserted into the pin holes, the jig is prevented from sliding, and transportation is facilitated.

[0015] Further, a handle is arranged on the frame, the handle is detachably connected with the frame, and a universal wheel is arranged at the bottom of the frame. When one of the transition trolleys is used as a transfer tool, or when two or more transition trolleys are connected in sequence and then used for carrying the jig, the handle of the transition trolley in the middle can be removed, so that the carrying of the jig is not affected.

[0016] Compared with the prior art, the die changing platform of the present application has the advantages that:

[0017] The utility model discloses a kind of die changing transition trolleys, the height of die changing platform can be adjusted, to adapt to the machine table of different vehicle type;Transition trolley can be clamped in machine table by clamping mechanism, to limit transition trolley sliding, improve stability;In addition, under the action of pulley guide rail mechanism, the intensity of staff can be further reduced, while also improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a first visual angle structural schematic diagram of a die changing transition trolley;

[0019] Figure 2 It is a second visual angle structural schematic diagram of a die changing transition trolley;

[0020] Figure 3 It is a clamping mechanism and lifting mechanism installation schematic diagram of a die changing transition trolley.

[0021] In the drawings: 1, frame;2, die changing platform;3, roller;4, slide rail frame;5, crank handle;6, swing turntable;7, first connecting rod;8, second connecting rod;9, clamping hook;10, screw lift;11, connecting rod;12, first guide mechanism;13, second guide mechanism;14, buffer pad;15, bolt hole;16, handle;17, universal wheel;18, clamping plate;19, guide plate. DETAILED DESCRIPTION

[0022] The utility model makes further explanation in combination with specific implementation. Among them, drawing is only for example explanation, show only is schematic diagram, and it is not real object drawing, can not be understood as the limitation of this patent;In order to better illustrate the embodiment of the utility model, some components of the drawing will be omitted, enlarged or reduced, and it does not represent the size of actual product;For those skilled in the art, it is understandable that some known structures in the drawing and their description can be omitted.

[0023] Same or similar signs in the drawing of the utility model embodiment correspond to same or similar components;In the description of the utility model, it is understood that if there are terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element referred to must have a particular orientation, a particular orientation and operation, therefore, the positional relationship of the terms described in the drawing is only for example description, and can not be understood as the limitation of this patent, for ordinary skilled in the art, can understand the specific meaning of the above terms according to specific circumstances.

[0024] Embodiment one

[0025] The utility model discloses a kind of die changing transition trolleys, the height of die changing platform can be adjusted, to adapt to the machine table of different vehicle type;Transition trolley can be clamped in machine table by clamping mechanism, to limit transition trolley sliding, improve stability;In addition, under the action of pulley guide rail mechanism, the intensity of staff can be further reduced, while also improve work efficiency.Figures 1 to 3 As shown in the figure, it comprises a frame 1, a lifting mechanism, a die changing platform 2, a pulley guide rail mechanism and a clamping mechanism for fixing the trolley; the die changing platform 2 is installed on the top of the frame 1 and is in sliding connection with the frame 1; the lifting mechanism is installed on the frame 1, and the output end of the lifting mechanism is connected with the bottom of the die changing platform 2; the pulley guide rail mechanism is installed on the die changing platform 2; and the clamping mechanism is installed on the frame.

[0026] The die changing transition trolley of the utility model can adjust the height of the die changing platform 2, thereby adapting to different machine tables; when it is needed to carry the jig from the machine table to the transition trolley, the transition trolley can be clamped on the machine table through the clamping mechanism, thereby limiting the sliding of the transition trolley; in addition, under the action of the pulley guide rail mechanism, when the jig is carried, it is only needed to place one side on the pulley guide rail mechanism, and then the jig can be pushed to slide on the pulley guide rail mechanism, thereby reducing the strength of the staff and improving the work efficiency.

[0027] In the embodiment, as shown in Figure 1 and Figure 2 The pulley guide rail mechanism comprises a plurality of rollers 3 and a slide rail bracket 4, the slide rail bracket 4 is installed on the die changing platform 2, the plurality of rollers 3 are arranged at intervals along the length direction of the slide rail bracket 4, and the roller 3 is in rotary connection with the slide rail bracket 4; the pulley guide rail mechanism is provided with at least two groups, the two groups of pulley guide rail mechanisms are respectively located on the two sides of the die changing platform 2, and the two groups of pulley guide rail mechanisms are arranged in parallel with each other. The jig is placed on the roller 3, and the roller 3 is in rotary connection with the slide rail bracket, so that the jig can slide along the roller 3, and the staff does not need to move away from the die changing platform 2, but only needs to push the jig, thereby reducing the working strength of the staff to a certain extent.

[0028] In the embodiment, as shown in Figure 1 and Figure 3 The clamping mechanism comprises a handle 5, a swing rotary disc 6, a first connecting rod 7, a second connecting rod 8 and a clamping hook 9; one end of the swing rotary disc 6 is in rotary connection with the frame, the other end is respectively connected with the first connecting rod 7 and the handle 5, the handle 5 is fixedly connected with the swing rotary disc 6, and the first connecting rod 7 is in rotary connection with the handle 5; the other end of the first connecting rod 7 is in rotary connection with one end of the second connecting rod 8, the other end of the second connecting rod 8 is in rotary connection with the frame, the clamping hook 9 is installed on the second connecting rod 8, and the clamping hook 9 and the handle 5 are respectively located on the opposite sides of the frame. The handle 5 is swung to drive the swing rotary disc 6 to rotate, thereby driving the first connecting rod 7 to rotate, the first connecting rod 7 drives the second connecting rod 8 to rotate, thereby driving the clamping hook 9 to rotate, the clamping hook 9 is driven to rotate up and down by swinging the handle 5 up and down, and the clamping or disengaging action is realized.

[0029] In the embodiment, the lifting mechanism comprises two groups of screw rod lifters 10, a connecting rod 11 and a hand wheel rotary disc; the screw rod lifter 10 comprises a box body, a worm gear, a worm rod transversely penetrating through the box body and a screw rod longitudinally penetrating through the box body, the worm rod and the screw rod are rotationally connected with the box body, the worm gear is sleeved on the screw rod and the worm gear is in meshing transmission with the worm gear; the box body is fixedly installed on the frame, and one end of the screw rod is connected with the bottom of the die changing platform 2. Rotating the worm rod, the external teeth of the worm rod are in meshing transmission with the external teeth of the worm gear, thereby driving the worm gear to rotate, since the internal teeth of the worm gear are in meshing transmission with the screw rod and the worm gear cannot move, the worm gear rotates, thereby driving the screw rod to move up and down, so as to realize the lifting action of the die changing platform 2.

[0030] The two groups of screw rod lifters 10 are arranged at intervals, the worm rods of the two groups of screw rod lifters 10 are connected through the connecting rod 11, and one end of the hand wheel rotary disc is connected with one of the worm rods; the two groups of screw rods are connected with the bottom of the die changing platform 2 through bearings. The two groups of screw rod lifters 10 are arranged at intervals below the die changing platform 2, so that the die changing platform 2 can bear greater weight and is prevented from tilting due to uneven stress; the two screw rod lifters 10 are connected through the connecting rod 11, the hand wheel rotary disc is rotated, the worm rods of the two screw rod lifters 10 are simultaneously rotated under the connection of the connecting rod 11, thereby realizing the simultaneous up and down movement of the two screw rods.

[0031] As shown in Figure 1 , a plurality of pin holes 15 are arranged at intervals on the die changing platform 2. A plurality of pin holes 15 are arranged on the die changing platform 2, after the tooling is placed on the die changing platform 2, a pin is inserted into the pin hole, so as to prevent the tooling from sliding and facilitate transportation.

[0032] As shown in Figure 1 and Figure 2 , a handle 16 is arranged on the frame, the handle 16 is detachably connected with the frame, and a universal wheel 17 is arranged at the bottom of the frame. When one of the transition trolleys is needed to be used as a transfer tool, or when two or more transition trolleys are needed to be connected in sequence and then used to transport tooling, the handle 16 of the transition trolley located in the middle can be removed, so as to avoid affecting the transportation of the tooling.

[0033] The working principle of the die changing transition trolley in the embodiment is as follows:

[0034] When the transition trolley moves to the side of the machine, the handle 5 is shaken to rotate the swing disc 6, thereby rotating the first connecting rod 7, which in turn rotates the second connecting rod 8, thereby lifting the clamping hook 9. When the clamping hook 9 is clamped into the clamping groove of the machine, the handle 5 is released, and the clamping hook 9 is kept clamped. According to the height of the machine, the height of the die changing platform 2 is adjusted, the hand wheel disc is rotated, and the die changing platform 2 is lifted until the desired height is reached. The worker moves the jig to the die changing platform 2 and makes one side of the jig fall into the pulley guide rail mechanism, and then slowly pushes the jig to make it all on the die changing platform 2, and inserts the pin into the pin hole 15 to prevent the jig from shaking.

[0035] Embodiment Two

[0036] This embodiment is a second embodiment of a die changing transition trolley. This embodiment is similar to Embodiment One, except that, as shown in Figure 1 and Figure 2 a first guide mechanism 12 is provided on one side of the trolley frame, and a second guide mechanism 13 is provided on the other side of the trolley frame and cooperates with the first guide mechanism 12. The two transition trolleys can be connected and fixed by the clamping mechanism and the clamping plate 18. When the two transition trolleys are connected, one of the transition trolleys is guided into the second guide mechanism 13 of the other transition trolley through the first guide mechanism 12, achieving precise connection of the two transition trolleys. After connection, the clamping mechanism is operated, and the handle 5 is shaken to make the clamping hook 9 of one of the transition trolleys clamped on the clamping plate 18 of the other transition trolley, thereby achieving connection and fixation of the two transition trolleys.

[0037] In this embodiment, the first guide mechanism 12 is a guide pulley, and the second guide mechanism 13 is a guide groove composed of two guide plates 19 arranged opposite to each other. The side of the trolley frame where the clamping hook 9 is provided is also provided with a buffer pad 14. Under the action of the guide pulley and the guide groove, precise connection of the two transition trolleys can be achieved, and the buffer pad 14 can avoid collision of the two transition trolleys when they are connected.

[0038] Embodiment Three

[0039] This embodiment is a third embodiment of a die changing transition trolley. This embodiment is similar to Embodiment One, except that, as shown in Figure 2 the side of the trolley frame where the handle 5 is provided is provided with a clamping plate 18 cooperating with the clamping hook 9. The clamping hook 9 can be clamped with the machine, and the machine is provided with a clamping member, such as a clamping plate 18 or a clamping groove, connected with the clamping hook 9. The two transition trolleys can also be connected and fixed with each other, with the clamping hook 9 of one of the transition trolleys clamped with the clamping plate 18 of the other transition trolley, achieving connection and fixation of the two transition trolleys.

[0040] In the specific contents of the foregoing specific embodiments, each technical feature can be combined arbitrarily without contradiction, and to make the description brief, all possible combinations of the foregoing technical features are not described, however, as long as the combinations of the technical features do not exist contradiction, it should be considered that it is within the scope of the present disclosure.

[0041] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and also impossible to exhaust all the implementation modes. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application claims.

Claims

1. A die changeover transition trolley, characterized by, The utility model provides a kind of mould changing platform, including frame (1), lifting mechanism, die changing platform (2), pulley guide rail mechanism and the clamping mechanism for fixed trolley;The die changing platform (2) is installed in the top of the frame (1), and is slidably connected with the frame (1);The lifting mechanism is installed on the frame (1), and the output end of the lifting mechanism is connected with the bottom of the die changing platform (2);The pulley guide rail mechanism is installed on the die changing platform (2);The clamping mechanism is installed on the frame (1).

2. The die changing transition trolley of claim 1, wherein, The pulley guide rail mechanism includes a plurality of rollers (3) and slide rail frame (4), the slide rail frame (4) is installed on the die changing platform (2), and a plurality of the rollers (3) are arranged along the length direction of the slide rail frame (4) and are rotatably connected with the slide rail frame (4);The pulley guide rail mechanism is provided with at least two groups, and the two groups of pulley guide rail mechanisms are respectively located on the two sides of the die changing platform (2) and are arranged in parallel.

3. The die changing transition trolley of claim 1, wherein, The clamping mechanism includes a crank (5), a swing turntable (6), a first connecting rod (7), a second connecting rod (8) and a clamping hook (9);One end of the swing turntable (6) is rotatably connected with the frame, and the other end is respectively connected with the first connecting rod (7) and the crank (5), the crank (5) is fixedly connected with the swing turntable (6), and the first connecting rod (7) is rotatably connected with the crank (5);The other end of the first connecting rod (7) is rotatably connected with one end of the second connecting rod (8), and the other end of the second connecting rod (8) is rotatably connected with the frame;The clamping hook (9) is installed on the second connecting rod (8);The clamping hook (9) and the crank (5) are respectively located on the opposite sides of the frame.

4. The die changing transition trolley of claim 3, wherein, The frame is provided with a clamping plate (18) matched with the clamping hook (9) on the side provided with the crank (5).

5. The die changing transition trolley of claim 3, wherein, The lifting mechanism includes a lead screw lifter (10), the lead screw lifter (10) includes a box body, a worm wheel, a worm rod penetrating through the box body in the transverse direction and a lead screw penetrating through the box body in the longitudinal direction, the worm rod and the lead screw are rotatably connected with the box body, the worm wheel is sleeved on the lead screw, and the outer teeth of the worm wheel are engaged with the outer teeth of the worm rod for transmission, the box body is fixedly installed on the frame, and one end of the lead screw is connected with the bottom of the die changing platform (2).

6. The die changing transition trolley of claim 5, wherein, The lifting mechanism further includes a connecting rod (11) and a hand wheel turntable, and the lead screw lifter (10) is provided with at least two groups, the two groups of lead screw lifters (10) are arranged at intervals, the worms of the two groups of lead screw lifters (10) are connected through the connecting rod (11), and one end of one of the worms is connected with the hand wheel turntable, and the two groups of lead screws are connected with the bottom of the die changing platform (2) through bearings.

7. The die changing transition trolley of any one of claims 3 to 6, wherein, A first guide mechanism (12) is arranged on one side of the frame, and a second guide mechanism (13) matched with the first guide mechanism (12) is arranged on the other side of the frame.

8. The die changing transition trolley of claim 7, wherein, The first guide mechanism (12) is a guide pulley, the second guide mechanism (13) is a guide groove, and the side of the frame provided with the clamping hook (9) is further provided with a buffer pad (14).

9. The die changing transition trolley of claim 7, wherein, A plurality of latch holes (15) are arranged on the die changing platform (2) in intervals.

10. The die changing transition trolley of claim 7, wherein, A handle (16) is further arranged on the frame, and the handle (16) is detachably connected with the frame; and a universal wheel (17) is arranged at the bottom of the frame.

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