Positioning jig frame for folding box underframe

Abstract

The utility model discloses a folding box underframe positioning jig frame, which relates to the technical field of folding box production and manufacturing, and particularly comprises a device base and a plurality of oil cylinder direct ejection systems, the device base is provided with a plurality of oil cylinder direct ejection systems along the length direction of the device base, and each oil cylinder direct ejection system comprises two groups of slide rail upright posts. The two sets of sliding rail stand columns are arranged on the two sides of the top of the device base respectively, telescopic mechanisms are arranged on the sliding rail stand columns, and positioning clamping jaws matched with a folding box underframe are fixed to the tail ends of output shafts of the telescopic mechanisms. According to the folding box underframe positioning jig frame, the positioning size of the positioning jig frame can be adjusted, the positioning jig frame is suitable for folding box underframes of various shapes, and the positioning precision and the production efficiency are improved through manual intervention; the position and the angle of the positioning device can be adjusted in real time, it is ensured that the underframe can be accurately and rapidly positioned at the preset position for positioned welding, and the production problem caused by inaccurate positioning is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to folding box production and manufacturing technical field, concretely is a kind of folding box chassis positioning jig frame. BACKGROUND

[0002] Platform container is a kind of special container with no upper structure on platform, only box bottom, as a device for loading goods is widely used in port and railway station to carry out hoisting operation. The front and rear end foldable platform box needs to position its chassis during production process, at present, special positioning tooling is often designed to position folding box chassis, but special positioning tooling cannot meet folding box chassis of various sizes and shapes, and the adaptability is low;After chassis is fixed on positioning tooling, it is usually separated from chain plate car transporting it, which is not conducive to the transportation and transfer of chassis;And since the bottom side beam of front and rear end foldable platform box is large H steel, the deformation stress after welding is large during welding process, the side beam is easy to deform, which affects the production quality of folding box chassis;Based on this, the present application proposes a kind of folding box chassis positioning jig frame. SUMMARY

[0003] The utility model provides a kind of folding box chassis positioning jig frame, solve the adaptability of special positioning tooling proposed in above background art, it is difficult to meet folding box chassis of various sizes and shapes;After chassis is fixed on positioning tooling, it needs to be separated from chain plate car transporting it, which is not conducive to the transportation and transfer of chassis;Welding is easy to deform.

[0004] The utility model provides following technical scheme: a kind of folding box chassis positioning jig frame, including device base and oil cylinder straight top system, the device base is arranged with several oil cylinder straight top systems along its length direction, the oil cylinder straight top system includes two groups of slide rail stand, two groups of slide rail stand are respectively arranged on the two sides of device base top, be provided with telescopic mechanism on the slide rail stand, the output shaft end of telescopic mechanism is fixed with the positioning gripper that is adapted to folding box chassis, the top of slide rail stand is equipped with flip stop bar and the drive unit that drives the up-down flip of flip stop bar, the flip stop bar is located above telescopic mechanism;The top of device base is equidistantly provided with the bottom camber limit group that is adapted to folding box chassis, the bottom camber limit group is located between two groups of slide rail stand, the bottom camber limit group includes two bottom camber limits, two bottom camber limits are respectively arranged on the two sides of device base top, the top of bottom camber limit is fixed with workpiece crossbeam spacing limit abutment, the top of workpiece crossbeam spacing limit abutment is evenly equipped with U type fish tail abutment, the inner width limit block is fixed on the bottom camber limit, the inner width limit block is located on the outside of workpiece crossbeam spacing limit abutment;

[0005] The two sides of the top of the device base are provided with positioning assemblies, the positioning assemblies comprise end straight oil cylinders, first end limiting abutments and second end limiting abutments arranged in sequence along the length direction of the device base; and the middle part of the device base is provided with a chain plate vehicle storage area.

[0006] Preferably, the telescopic mechanism is telescopic along the width direction of the device base, the telescopic mechanism comprises upper and lower oil cylinders, the output shafts of the upper and lower oil cylinders are fixed with positioning clamping jaws at the ends, and the upper and lower oil cylinders are straight oil cylinders.

[0007] Preferably, the middle part of the slide rail column is provided with a slide rail groove, and the slide rail groove is matched with the telescopic mechanism.

[0008] Preferably, the turnover stopper is in a rear turnover state when not in use, and the end of the turnover stopper away from the slide rail column is matched with the upper wing plate of the folding box bottom frame.

[0009] Preferably, the first and second end limiting abutments are of the same structure, the first end limiting abutment is plate-shaped and is detachably fixed on the device base.

[0010] Preferably, the end straight oil cylinder is telescopic along the length direction of the device base, the output shaft of the end straight oil cylinder is fixed with a push block matched with the folding box bottom frame, and the push block is located on the side of the end straight oil cylinder close to the first end limiting abutment.

[0011] Preferably, the middle part of the device base is reserved as a gap to form the chain plate vehicle storage area, and the gap is provided with a chain plate vehicle fixing device and a guide device; the device base comprises a frame longitudinal beam and a bottom cross beam, the ends of the top of the bottom cross beam are fixed with the frame longitudinal beams, the bottom of the frame longitudinal beam is uniformly fixed with the bottom cross beam, the slide rail column is connected with the bottom cross beam, and the bottom camber limiting and positioning assemblies are connected with the frame longitudinal beam.

[0012] Preferably, the inner width limiting block is located on the side of the bottom camber limiting away from the end straight oil cylinder.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1、The folding box bottom frame positioning frame can adjust the positioning size of the positioning frame and is suitable for folding box bottom frames of various shapes, improves the positioning precision and production efficiency through manual intervention, can adjust the position and angle of the positioning device in real time, ensures that the bottom frame can be accurately and quickly positioned on the predetermined position for positioning welding, and avoids production problems caused by inaccurate positioning.

[0015] 2、The folding box chassis positioning jig improves positioning accuracy and production efficiency, and has simple structure, convenient operation, good stability and good application prospect. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a top view schematic diagram of the utility model structure;

[0017] Figure 2 It is a front view schematic diagram of the utility model structure;

[0018] Figure 3 It is a use schematic diagram of the utility model structure.

[0019] In the figure: 1, slide rail groove;2, slide rail column;3, lower top cylinder;4, bottom cross beam;5, overturning stop lever;6, inner width limiting block;7, workpiece cross beam;8, workpiece cross beam spacing limiting abutment;9, bottom frame;10, jig longitudinal beam;11, second end head limiting abutment;12, end head straight top cylinder;13, U-shaped fish tail abutment;14, bottom camber limiting;15, first end head limiting abutment;16, upper top cylinder. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and 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 protection of the utility model.

[0021] The utility model provides a kind of folding box chassis positioning jig, including device base and cylinder straight top system, device base is arranged with several cylinder straight top system along its length direction, cylinder straight top system includes two groups of slide rail columns 2, two groups of slide rail columns 2 are respectively arranged in the both sides of device base top, slide rail column 2 is provided with slide rail groove 1 along its length direction, and slide rail groove 1 is arranged in the middle of slide rail column 2, and slide rail groove 1 is provided with telescopic mechanism in inner cavity, by the setting of slide rail groove 1, slide rail groove 1 can limit telescopic mechanism, so that telescopic mechanism can adjust position in vertical direction, so that cylinder straight top system can adapt to folding box chassis of multiple height, improve the adaptability of this positioning jig.

[0022] The telescopic mechanism is telescopic along the width direction of the device base, and the telescopic mechanism comprises an upper oil cylinder 16 and a lower oil cylinder 3. The output shafts of the upper oil cylinder 16 and the lower oil cylinder 3 are both fixed with positioning clamps. The positioning clamps are fixed with the telescopic mechanism in a detachable manner, so as to facilitate replacement of the positioning clamps matched with the folding box chassis. The upper oil cylinder 16 and the lower oil cylinder 3 are both straight oil cylinders. When the telescopic structure is telescopic, the telescopic mechanism can drive the positioning clamps connected thereto to move, and the positioning clamps can clamp the chassis and fix the position thereof.

[0023] The top of the slide rail column 2 is provided with a turnover stop lever 5 and a driving unit for driving the turnover stop lever 5 to turn up and down. The turnover stop lever 5 is located above the telescopic mechanism. The turnover stop lever 5 is in a backward turning state in a non-use state. The end of the turnover stop lever 5 away from the slide rail column 2 is matched with the upper wing plate of the folding box chassis. Under the action of the driving unit, the turnover stop lever 5 can be accurately attached to the upper wing plate of the folding box chassis, further improving the perpendicularity when the chassis is positioned.

[0024] The top of the device base is provided with a bottom camber limiting group matched with the folding box chassis at equal intervals. The girder placed in advance is prevented from being positioned and reduced in stress during welding through the equal-interval arrangement. The bottom camber limiting group is located between the two groups of slide rail columns 2. The bottom camber limiting group comprises two bottom camber limiters 14. The two bottom camber limiters 14 are respectively arranged on the two sides of the top of the device base. The bottom camber limiters 14 are fixed with the device base in a detachable manner. The bottom camber limiters 14 are used for supporting the folding box chassis. The bottom camber limiters 14 conform to the actual shape and stress distribution of the folding box chassis, so that the chassis can be more effectively stress-released during the machining process, and the deformation probability of the chassis is reduced.

[0025] The top of the bottom camber limiter 14 is fixed with a workpiece cross beam spacing limiting abutment 8. The top of the workpiece cross beam spacing limiting abutment 8 is uniformly provided with a U-shaped fish tail abutment 13. The bottom camber limiter 14 is fixed with an inner width limiting block 6. The inner width limiting block 6 is located outside the workpiece cross beam spacing limiting abutment 8.

[0026] The two sides of the top of the device base are each provided with a positioning assembly, which comprises an end straight jacking cylinder 12, a first end limiting abutment 15 and a second end limiting abutment 11 arranged in sequence along the length direction of the device base. The inner width limiting block 6 is located on the side away from the end straight jacking cylinder 12 of the bottom camber limiting block 14, the end straight jacking cylinder 12 is telescopic along the length direction of the device base, the output shaft end of the end straight jacking cylinder 12 is fixed with a push block matched with the folding box chassis, and the push block is located on the side of the end straight jacking cylinder 12 close to the first end limiting abutment 15. Through the arrangement of the end straight jacking cylinder 12, the end straight jacking cylinder 12 can push the chassis to move when the folding box chassis is positioned, and the arrangement of the two end straight jacking cylinders 12 enables the two sides of the chassis to move simultaneously, thereby improving the flatness of the chassis.

[0027] The first end limiting abutment 15 and the second end limiting abutment 11 are the same in structure, the first end limiting abutment 15 is in the form of a plate and is detachably fixed on the device base, and the first end limiting abutment 15 and the second end limiting abutment 11 can position the chassis so that the chassis can reach the predetermined position.

[0028] The middle part of the device base is provided with a chain plate vehicle storage area, a reserved gap is provided in the middle part of the device base to form the chain plate vehicle storage area, and the reserved gap is provided with a chain plate vehicle fixing device and a guide device, which can ensure that the workpiece after positioning can be stably stored on the chain plate vehicle, and simultaneously facilitates transportation and transfer.

[0029] The device base described above comprises a rack longitudinal beam 10 and a bottom cross beam 4, both ends of the top of the bottom cross beam 4 are fixed with the rack longitudinal beam 10, and the bottom of the rack longitudinal beam 10 is uniformly fixed with the bottom cross beam 4. The rack longitudinal beam 10 and the bottom cross beam 4 are fixed in a detachable connection manner, the slide rail column 2 is connected with the bottom cross beam 4, and the bottom camber limiting block 14 and the positioning assembly are connected with the rack longitudinal beam 10. Through the arrangement of the device base, the size of the device base can be adjusted according to requirements, so that the positioning rack can satisfy folding box chassis of various sizes. The end portions of the two rack longitudinal beams 10 are connected through end longitudinal beams, and the two end longitudinal beams and the two rack longitudinal beams 10 form a mouth-shaped frame.

[0030] As known from the above description, the positioning rack can adjust the positioning size, the positioning angle and the positioning position according to requirements when in use, and through manual intervention, the positioning rack can adapt to folding box chassis of various sizes, thereby improving the adaptability.

[0031] In the following, one embodiment of the present application is used to further illustrate the present application.

[0032] In the embodiment, the models of the lower oil cylinder 3, the upper oil cylinder 16 and the end straight oil cylinder 12 are YG-63X200-f, the positioning jig frame is used for positioning the underframe 9 of the 20-foot small platform box, the underframe 9 comprises a workpiece cross beam 7 and an I-beam upper wing plate, the workpiece cross beam 7 is supported by the bottom camber limiting part 14, and the bottom camber limiting part 14 has six sizes of height, which is consistent with the actual shape and stress distribution of the underframe 9, the workpiece cross beam spacing limiting backstop 8 and the inner width limiting block 6 limit the workpiece cross beam 7, the position of the underframe 9 on the jig frame is determined, the end straight oil cylinder 12 pushes the underframe 9 to move until the underframe 9 is closely attached to the second end limiting backstop 11 and the first end limiting backstop 15, the telescopic mechanism drives the positioning clamping jaw fixedly connected thereto to move until the positioning clamping jaw clamps the underframe 9, the position of the underframe 9 on the jig frame is fixed, the driving unit drives the turnover stop rod 5 to rotate until the turnover stop rod 5 is closely attached to the I-beam upper wing plate, the perpendicularity during positioning of the underframe is guaranteed, and the chain plate vehicle is located in the reserved gap in the middle of the device base, so that the positioned underframe can be stably stored on the chain plate vehicle, and transportation and transfer are facilitated.

[0033] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, which will not be described in detail, the contents not described in detail in the specification belong to the prior art known by the person skilled in the art, although the embodiments of the utility model have been shown and described, it can be understood by the person skilled in the art that the embodiments can be changed, modified, replaced and changed in various manners without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A folding box chassis positioning tire frame, including a device base and a cylinder straight-lift system, characterized by: The device base is provided with a plurality of oil cylinder straight-up systems arranged along its length direction. The oil cylinder straight-up systems include two groups of slide rail columns (2), which are respectively arranged on both sides of the top of the device base. A telescopic mechanism is provided on the slide rail columns (2). A positioning clamp adapted to the folding box bottom frame is fixed to the end of the output shaft of the telescopic mechanism. A flip lever (5) and a driving unit for driving the flip lever (5) to flip up and down are provided on the top of the slide rail columns (2). The flip lever (5) is located above the telescopic mechanism. The top of the device base is provided with bottom plates adapted to the folding box bottom frame at equal intervals. A camber limit group, wherein the bottom camber limit group is located between two groups of slide rail columns (2), and the bottom camber limit group includes two bottom camber limits (14), which are respectively arranged on both sides of the top of the device base, and the top of the bottom camber limit (14) is fixed with a workpiece crossbeam spacing limit backer (8), and the top of the workpiece crossbeam spacing limit backer (8) is evenly provided with a U-shaped fishtail backer (13), and an inner width limit block (6) is fixed on the bottom camber limit (14), and the inner width limit block (6) is located on the outside of the workpiece crossbeam spacing limit backer (8); Positioning components are provided on both sides of the top of the device base, and the positioning components include an end head straight-up oil cylinder (12), a first end head limit backer (15) and a second end head limit backer (11) arranged in sequence along the length direction of the device base; a chain car storage area is provided in the middle of the device base.

2. The folding box chassis positioning tire frame according to claim 1, characterized in that: The telescopic mechanism is telescopic along the width direction of the device base, and comprises an upper top oil cylinder (16) and a lower top oil cylinder (3). Positioning clamps are fixed at the ends of the output shafts of both the upper top oil cylinder (16) and the lower top oil cylinder (3). Both the upper top oil cylinder (16) and the lower top oil cylinder (3) are straight top oil cylinders.

3. The folding box chassis positioning tire frame according to claim 1, characterized in that: A slide rail groove (1) is provided in the middle of the slide rail column (2), and the slide rail groove (1) is adapted to the telescopic mechanism.

4. The folding box chassis positioning tire frame according to claim 1, characterized in that: The flip lever (5) is in a backward flip state when not in use, and one end of the flip lever (5) away from the slide rail column (2) is adapted to the upper wing plate of the folding box bottom frame.

5. The folding box chassis positioning tire frame according to claim 1, characterized in that: The first end stopper (15) and the second end stopper (11) have the same structure. The first end stopper (15) is plate-shaped and is fixed to the device base in a detachable manner.

6. The folding box chassis positioning tire frame according to claim 1, characterized in that: The end head straight-lift oil cylinder (12) is extended and retracted along the length direction of the device base, and a push block adapted to the folding box bottom frame is fixed to the end of the output shaft of the end head straight-lift oil cylinder (12), and the push block is located on a side of the end head straight-lift oil cylinder (12) close to the first end head limit backrest (15).

7. The folding box chassis positioning tire frame according to claim 1, characterized in that: A gap is reserved in the middle of the device base to form a chain trolley storage area, and a chain trolley fixing device and a guide device are arranged in the reserved gap; the device base includes a tire frame longitudinal beam (10) and a bottom cross beam (4), both ends of the top of the bottom cross beam (4) are fixed with the tire frame longitudinal beam (10), the bottom of the tire frame longitudinal beam (10) is evenly fixed with the bottom cross beam (4), the slide rail column (2) is connected to the bottom cross beam (4), and the bottom camber limit (14) and the positioning component are both connected to the tire frame longitudinal beam (10).

8. The folding box chassis positioning tire frame according to claim 1, characterized in that: The inner width limit block (6) is located on the side of the bottom camber limit (14) away from the end head straight-top oil cylinder (12).

Images