Plate conveying hydraulic lifting platform

Abstract

The utility model belongs to the technical field of hydraulic lifting tables, and particularly relates to a plate conveying hydraulic lifting table which comprises a lower fixing frame, a maintenance protection supporting rod is hinged to the left side of the upper end of the lower fixing frame through a hinge support, and a lower fixing hinge point is arranged at the upper end of the lower fixing frame and located on the left side of the hinge support. The lower fixed hinge point is hinged to a synchronous frame two-fork arm through a lower hinge shaft, and a fork arm rotating shaft is arranged in the middle of the synchronous frame two-fork arm. Through the arrangement of the first power hydraulic cylinder, the second power hydraulic cylinder, the fork arm rotating shaft and other structures, the upper connecting platform can be driven to ascend and descend for use, the problems that in the prior art, due to the fact that a single set of power hydraulic cylinders are adopted, driving force is insufficient, the lifting speed is slow, and working efficiency is seriously restricted are solved, and it is avoided that in the lifting process, the working efficiency is affected. And the platform is driven by only one group of power hydraulic cylinders, so that the platform is easy to incline, and the stability is poor.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic lifting platform technical field, concretely is a kind of board sending hydraulic lifting platform. BACKGROUND

[0002] As known to all, hydraulic lifting platform belongs to the field of artificial board equipment, and is used for feeding in artificial board finished product processing section, and in many fields such as today's industrial production, logistics handling and construction, hydraulic lifting platform has become an indispensable important equipment.

[0003] In the utility model patent with patent grant announcement No.CN203247053U, a kind of hydraulic lifting platform is disclosed, comprising: working platform, lifting device, chassis and moving wheel, wherein, the both ends of lifting device are connected with working platform and chassis respectively, moving wheel is fixed at the bottom of the chassis, and moving wheel is universal wheel, and brake system is further provided on universal wheel.

[0004] However, the existing single-group power hydraulic lifting platform exposes significant limitations in actual application, when facing rapid lifting demand and carrying heavy weight task, the congenital deficiency of single-group power makes lifting speed slow, which seriously restricts work efficiency. In the lifting process, only one group of power is driven, and the platform is prone to tilt, with poor stability, which undoubtedly buries huge safety hazards. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of board sending hydraulic lifting platform, solve when hydraulic lifting platform faces rapid lifting demand and carrying heavy weight task, the congenital deficiency of single-group power makes lifting speed slow, which seriously restricts work efficiency. In the lifting process, only one group of power is driven, and the platform is prone to tilt, with poor stability, which undoubtedly buries huge safety hazards.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of board sending hydraulic lifting platform, including lower fixed frame, the upper end left side of the lower fixed frame is hinged with maintenance protection support rod by hinged support, the upper end of the lower fixed frame and the left side of hinged support are provided with lower fixed hinge point, the lower fixed hinge point is hinged with synchronous frame bifurcated arm by lower hinge shaft, the middle part of the synchronous frame bifurcated arm is provided with fork arm rotary shaft, the upper and lower trapezoidal seat one of the synchronous frame bifurcated arm are hingedly connected with power hydraulic cylinder one, the upper part of the synchronous frame bifurcated arm is provided with upper sliding roller;

[0007] The upper side of the upper sliding roller is in contact with an upper connecting platform, the left lower end of the upper connecting platform is provided with an upper fixed hinge point, the upper fixed hinge point is hingedly connected with a synchronous frame one prong arm through an upper hinge shaft, the synchronous frame one prong arm is in contact with a prong arm rotary shaft, the lower part of the synchronous frame one prong arm is provided with a lower sliding roller, the lower sliding roller is in contact with a lower fixed frame, and the upper and lower trapezoidal seats two of the synchronous frame one prong arm are jointly hingedly connected with a power hydraulic cylinder two.

[0008] Preferably, the maintenance protection support rod is provided with two, and the two maintenance protection support rods are symmetrically distributed on the lower fixed frame.

[0009] Preferably, the synchronous frame two prong arm is made of stainless steel, and the synchronous frame one prong arm is made of stainless steel, so that the synchronous frame two prong arm and the synchronous frame one prong arm have good structural strength.

[0010] Preferably, the inside of the lower fixed frame is provided with an auxiliary stabilizing mechanism, the inside of the lower fixed frame is fixedly installed with a motor, the output shaft of the motor is fixedly connected with a screw rod, the outer side of the screw rod is threadedly connected with a screw cylinder, the right end of the screw cylinder is fixedly connected with an extrusion block, the extrusion block is in sliding connection with the lower fixed frame, the inclined surface of the extrusion block is in contact with a contact block, the lower end of the contact block is fixedly connected with a suction disc, the suction disc is in sliding connection with the lower fixed frame, the inner wall of the lower fixed frame is fixedly connected with a fixed plate, and the fixed plate is in sliding connection with the contact block.

[0011] Preferably, the right end of the extrusion block is fixedly connected with a guide plate, and the guide plate is in sliding connection with the lower fixed frame.

[0012] Preferably, the lower end of the fixed plate is welded with a spring, and the other end of the spring is welded with an end disc of the suction disc.

[0013] Preferably, the whole extrusion block is trapezoidal, and the extrusion block is made of aluminum alloy.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. The utility model discloses a power hydraulic cylinder one, power hydraulic cylinder two, fork arm pivot etc. The setting can drive the upper connecting platform to use lifting, avoid the prior art with single power hydraulic cylinder and make the driving force insufficient, cause the lifting speed to be tardy, the problem of seriously restricting work efficiency, and avoid in the lifting process, only rely on a group of power hydraulic cylinder drive, easy make the platform appear the phenomenon of inclination, cause the stability to be poor.

[0016] 2. The utility model discloses a motor, screw rod, screw cylinder etc. The setting can drive extruding block to move, and then extrude contact block, and then make the suction cup and ground close contact, and the lower fixed frame is assisted and fixed to use, to guarantee the stability of subsequent hydraulic lifting platform operation. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the overall structure perspective drawing of the utility model;

[0018] Figure 2 It is the side view of the utility model; Figure 1

[0019] Figure 3 It is the front view sectional view of the utility model; Figure 1

[0020] Figure 4 It is the auxiliary firm mechanism close-up of the utility model; Figure 3

[0021] In the drawing: 1, lower fixed frame; 2, maintenance protection support; 3, lower fixed hinge point; 4, synchronous frame two fork arms; 5, fork arm pivot; 6, power hydraulic cylinder one; 7, upper sliding roller; 8, upper connecting platform; 9, upper fixed hinge point; 10, synchronous frame one fork arm; 11, lower sliding roller; 12, power hydraulic cylinder two; 13, auxiliary firm mechanism; 131, motor; 132, screw rod; 133, screw cylinder; 134, extruding block; 135, guide plate; 136, contact block; 137, suction cup; 138, fixed plate; 139, spring. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 ,​​​Figure 4 The utility model provides a board sending hydraulic lifting platform, including lower fixed frame 1, the upper end left side of lower fixed frame 1 is hinged with maintenance protection support rod 2 through hinged support, the upper end of lower fixed frame 1 and located the left side of hinged support is provided with lower fixed hinge point 3, lower fixed hinge point 3 is hinged with synchronous frame two forked arms 4 through lower hinge shaft, the middle part of synchronous frame two forked arms 4 is provided with forked arm rotary shaft 5, synchronous frame two forked arms 4's upper and lower trapezoidal seat one is hinged with power hydraulic cylinder one 6 jointly, the upper portion of synchronous frame two forked arms 4 is provided with upper sliding roller 7;

[0024] The upper side of upper sliding roller 7 is contacted with upper connecting platform 8, the lower end left side of upper connecting platform 8 is provided with upper fixed hinge point 9, upper fixed hinge point 9 is hinged with synchronous frame one forked arm 10 through upper hinge shaft, synchronous frame one forked arm 10 contacts with forked arm rotary shaft 5, the lower part of synchronous frame one forked arm 10 is provided with lower sliding roller 11, and lower sliding roller 11 contacts with lower fixed frame 1, and the upper and lower trapezoidal seat two between synchronous frame one forked arm 10 are hinged with power hydraulic cylinder two 12 jointly.

[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 Maintenance protection support rod 2 is provided with two, and the two maintenance protection support rods 2 are symmetrically distributed on the lower fixed frame 1, and the hydraulic lifting platform can be assisted and supported by the arrangement of the maintenance protection support rod 2, and subsequent maintenance is facilitated, the synchronous frame two forked arms 4 are of stainless steel material, the synchronous frame one forked arm 10 is of stainless steel material, and the arrangement of the stainless steel material can ensure that the synchronous frame two forked arms 4 and the synchronous frame one forked arm 10 have good structural strength.

[0026] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 The inside of lower fixed frame 1 is provided with auxiliary stabilizing mechanism 13, auxiliary stabilizing mechanism 13 includes motor 131, and the inner wall of lower fixed frame 1 is fixedly installed with motor 131, the output shaft of motor 131 is fixedly connected with screw rod 132, the outer side of screw rod 132 is connected with screw cylinder 133 in a threaded manner, the right end of screw cylinder 133 is fixedly connected with extrusion block 134, extrusion block 134 is slidably connected with lower fixed frame 1, the inclined surface of extrusion block 134 is contacted with contact block 136, the lower end of contact block 136 is fixedly connected with suction disc 137, suction disc 137 is slidably connected with lower fixed frame 1, the inner wall of lower fixed frame 1 is fixedly connected with fixed plate 138, and fixed plate 138 is slidably connected with contact block 136, the arrangement of motor 131, screw rod 132 and other structures can drive screw cylinder 133 to move extrusion block 134, then extrusion block 134 is extruded to be used to contact block 136, so that suction disc 137 contacts the ground, to ensure that lower fixed frame 1 is placed stably.

[0027] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 The whole of the extrusion block 134 is trapezoidal, the extrusion block 134 is made of aluminum alloy, the setting of the aluminum alloy can ensure the durability and light weight of the extrusion block 134, the right end of the extrusion block 134 is fixedly connected with a guide plate 135, the guide plate 135 is slidably connected with the lower fixed frame 1, the setting of the guide plate 135 can move and guide the extrusion block 134, the lower end of the fixed plate 138 is welded with a spring 139, the other end of the spring 139 is welded with an end disc of a suction disc 137, the setting of the spring 139 can connect and use the fixed plate 138.

[0028] The specific implementation process of the utility model is as follows: in use, the motor 131 drives the output shaft to rotate to drive the screw rod 132 to rotate, under the threaded connection, the screw cylinder 133 can be driven to move, thereby driving the extrusion block 134 to move and driving the guide plate 135 to slide along the inner wall of the lower fixed frame 1 to ensure the stable movement of the extrusion block 134, under the extrusion of the inclined surface of the extrusion block 134, the contact block 136 can be pushed to move, so that the contact block 136 slides along the inner wall of the fixed plate 138 to drive the suction disc 137 to move and make the spring 139 deform, finally making the suction disc 137 tightly contact with the ground, adsorbing and fixing the lower fixed frame 1, and making the hydraulic lifting platform stable in placement.

[0029] Through the setting of the power hydraulic cylinder one 6, the power hydraulic cylinder two 12, the fork arm rotary shaft 5, the upper sliding roller 7 and other structures, the synchronous frame one fork arm 10 and the synchronous frame two fork arm 4 can be driven to deflect, thereby lifting and using the upper connecting platform 8, avoiding the problem that in the prior art, the single power hydraulic cylinder can cause insufficient driving force and slow lifting speed, seriously restricting the work efficiency, and avoiding the problem that in the lifting process, only one power hydraulic cylinder is used to drive, which can easily cause the platform to tilt and poor stability.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A hydraulic pallet truck comprising a lower fixed frame (1), characterized in that: The upper end left side of the lower fixed frame (1) is hinged with a maintenance protection support rod (2) through a hinge support, the upper end of the lower fixed frame (1) and located at the left side of the hinge support is provided with a lower fixed hinge point (3), the lower fixed hinge point (3) is hinged with a synchronous frame two-pronged arm (4) through a lower hinge shaft, the middle part of the synchronous frame two-pronged arm (4) is provided with a pronged arm rotary shaft (5), the upper and lower trapezoidal seats one of the synchronous frame two-pronged arm (4) are commonly hinged with a power hydraulic cylinder one (6), the upper part of the synchronous frame two-pronged arm (4) is provided with an upper sliding roller (7); The upper side of the upper sliding roller (7) is in contact with an upper connecting platform (8), the lower end left side of the upper connecting platform (8) is provided with an upper fixed hinge point (9), the upper fixed hinge point (9) is hinged with a synchronous frame one-pronged arm (10) through an upper hinge shaft, the synchronous frame one-pronged arm (10) is in contact with the pronged arm rotary shaft (5), the lower part of the synchronous frame one-pronged arm (10) is provided with a lower sliding roller (11), the lower sliding roller (11) is in contact with the lower fixed frame (1), the upper and lower trapezoidal seats two of the synchronous frame one-pronged arm (10) are commonly hinged with a power hydraulic cylinder two (12).

2. The hydraulic lift table for transporting a board according to claim 1, wherein: The maintenance protection support rod (2) is provided with two, the two maintenance protection support rods (2) are symmetrically distributed on the lower fixed frame (1).

3. The hydraulic lift table of claim 1, wherein: The synchronous frame two-pronged arm (4) is made of stainless steel, and the synchronous frame one-pronged arm (10) is made of stainless steel.

4. The hydraulic lift table of claim 1, wherein: The inside of the lower fixed frame (1) is provided with an auxiliary stabilizing mechanism (13), the auxiliary stabilizing mechanism (13) comprises a motor (131), the inner wall of the lower fixed frame (1) is fixedly installed with the motor (131), the output shaft of the motor (131) is fixedly connected with a screw rod (132), the outer side of the screw rod (132) is threadedly connected with a screw cylinder (133), the right end of the screw cylinder (133) is fixedly connected with an extrusion block (134), the extrusion block (134) is in sliding connection with the lower fixed frame (1), the inclined surface of the extrusion block (134) is in contact with a contact block (136), the lower end of the contact block (136) is fixedly connected with a suction disc (137), the suction disc (137) is in sliding connection with the lower fixed frame (1), the inner wall of the lower fixed frame (1) is fixedly connected with a fixed plate (138), and the fixed plate (138) is in sliding connection with the contact block (136).

5. The hydraulic lift table of claim 4, wherein: The right end of the extrusion block (134) is fixedly connected with a guide plate (135), and the guide plate (135) is in sliding connection with the lower fixed frame (1).

6. The hydraulic lift table of claim 4, wherein: The lower end of the fixed plate (138) is welded with a spring (139), and the other end of the spring (139) is welded with the end disc of the suction disc (137).

7. The hydraulic lift table of claim 4, wherein: The extrusion block (134) is trapezoidal as a whole, and the extrusion block (134) is made of aluminum alloy.

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