Pressure resistance detection device for rotational molding box
By designing an adjustable limiting structure, the problem that existing devices cannot adapt to different sizes of rotomolding boxes is solved, and the precise fixation and data accuracy of the rotomolding box in pressure resistance testing are achieved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-28
- Publication Date
- 2026-04-07
AI Technical Summary
Existing pressure resistance testing devices cannot adapt to rotomolding boxes of different sizes, which causes the rotomolding boxes to easily shift during testing, affecting the testing accuracy.
A device comprising a base, displacement device, pressure sensor, pressure block, placement block, stop block, slider, and limiting component is designed to adapt to rotational molding boxes of different sizes through an adjustable limiting structure, preventing displacement when subjected to pressure.
It achieves effective fixation of rotational molding boxes of different sizes, ensuring testing accuracy and avoiding test errors caused by displacement.
Smart Images
Figure CN224095528U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to rotomoulded box pressure resistance detection technical field, specifically, a kind of rotomoulded box pressure resistance detection device. BACKGROUND
[0002] Rotomoulded box pressure resistance detection refers to the pressure detection procedure of rotomoulded box, by exerting different pressure to rotomoulded box, to obtain the deformation of rotomoulded box under how much pressure, to test the performance of rotomoulded box.
[0003] But the existing pressure detection device, when placing rotomoulded box, because the structure used for limiting is fixedly arranged, it cannot adapt to rotomoulded box of different sizes, so that when pressure is exerted on rotomoulded box of which size cannot be adapted, rotomoulded box is prone to displacement, resulting in error in test, and if the structure used for limiting is too high, it will block the placement of rotomoulded box, and if it is too low, the upper half of rotomoulding will be inclined and deformed when under pressure, affecting the detection of data. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a rotomoulded box pressure resistance detection device, which solves the problem that the pressure resistance detection device cannot adapt to rotomoulded boxes of various sizes due to the limiting structure, so that when rotomoulded boxes of which size cannot be adapted are tested, rotomoulded boxes are prone to displacement to the position with gap.
[0005] The utility model is implemented by the following technical solutions:
[0006] The utility model provides a rotomoulded box pressure resistance detection device, which comprises a base, a horizontal rod is arranged on the top of the base, a displacer is connected to the middle of the horizontal rod, a pressure sensor is connected to the bottom of the displacer, a pressure block is arranged on the bottom of the pressure sensor, a placing block is arranged on the top of the base, a stop block is connected to the middle of the placing block, a sliding block is arranged on the bottom of the stop block, a sliding groove is arranged on the top of the base, a limiting assembly is arranged on the top of the sliding groove, and the limiting assembly is displaced along the sliding groove.
[0007] Preferably, the pressure sensor is electrically connected to the control terminal through a wire.
[0008] Preferably, a strip-shaped groove matched with the sliding block is arranged on the top of the placing block.
[0009] Preferably, the stop block is a square block in the shape of "L", and the bottom of the stop block is hingedly connected to the middle of the sliding block.
[0010] Preferably, the round shaft, to which the stop block and the sliding block are hingedly connected, is provided with a torsional spring at one end.
[0011] Preferably, the sliding block further comprises a latch, the latch is connected to one side of the sliding block, and the latch is matched with the groove on one side of the sliding block through the hole on the one side of the placement block.
[0012] Preferably, the limiting assembly comprises a displacement block, a limiting block, a hinged block and a connecting groove, the displacement block is connected in the sliding groove, the limiting block is connected to the middle of the top of the displacement block, the hinged block is arranged at the bottom of the limiting block, and the connecting groove is arranged at the top of the displacement block.
[0013] Preferably, the top of the displacement block is connected with a latch, and the middle of the sliding groove is provided with a plurality of grooves matched with the latches on the displacement block.
[0014] Preferably, the limiting block is connected to the connecting groove through the hinged block at the bottom, one end of the round shaft arranged in a hinged manner between the limiting block and the hinged block is provided with a torsion spring, and the limiting block and the abutting block are in an inclined state through the torsion spring.
[0015] The technical scheme of the utility model has at least the following advantages and beneficial effects:
[0016] 1. The placement block and the displacement block in the device are used for adjusting the position, so that the rotational molding box of different sizes can be adapted, the side wall of the placed rotational molding box is limited, and the rotational molding box will not be displaced due to pressure when pressure detection is performed. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model Figure 1 enlarged structure of A in the utility model.
[0019] Figure 3 It is a schematic diagram of the front view of the placement block of the utility model.
[0020] The reference signs are as follows: 1 - base, 101 - horizontal rod, 102 - displacer, 103 - pressure sensor, 104 - pressing block, 105 - sliding groove, 2 - placement block, 201 - abutting block, 202 - sliding block, 203 - latch, 3 - displacement block, 301 - limiting block, 302 - hinged block, 303 - connecting groove. DETAILED DESCRIPTION
[0021] The utility model will be described in detail below. Figures 1 to 3
[0022] The utility model provides a kind of pressure detection device for rotational moulding box, including base 1, the top of base 1 is provided with cross bar 101, displacement device 102 is connected in the middle part of cross bar 101, the bottom of displacement device 102 is connected with pressure sensor 103, the bottom of pressure sensor 103 is provided with pressure block 104, the top of base 1 is provided with placing block 2, the middle part of placing block 2 is connected with block 201, the bottom of block 201 is provided with sliding block 202, the top of base 1 is provided with sliding slot 105, limiting assembly is provided in the top of sliding slot 105, limiting assembly is displaced along sliding slot 105, pressure sensor 103 is electrically connected with control terminal by wire.
[0023] First, the rotational moulding box to be subjected to pressure detection is placed on the top of base 1 top placing block 2, then through the bottom of displacement device 102 by electric telescopic rod connected pressure block 104 is moved down, and is abutted to the surface of rotational moulding box to press, while in the process of pressing, how much pressure is applied is collected by pressure sensor 103, then the electric signal is transmitted to display, so that the deformation of rotational moulding box when subjected to how much pressure is detected, and then displacement device 102 is driven on cross bar 101 by the gear transmission of motor to left and right displacement to detect different parts.
[0024] Further, the top of placing block 2 is provided with strip-shaped recess matched with sliding block 202, block 201 is "L"-shaped block, the bottom of block 201 is hingedly connected with the middle part of sliding block 202, the round shaft of hinged connection of block 201 and sliding block 202 is provided with torsion spring at one end, sliding block 202 further includes bolt 203, bolt 203 is connected on one side of sliding block 202, and bolt 203 penetrates the hole on one side of placing block 2 and is matched with the recess on one side of sliding block 202, one side of placing block 2 is provided with a plurality of holes matched with bolt 203.
[0025] When placing rotational moulding box, rotational moulding box is first abutted to the bottom part of block 201 connected in placing block 2, and because block 201 is connected by torsion spring of hinged shaft, the initial state is inclined, so that block 201 is corrected when subjected to pressure, so that part of block 201 is erected and abutted to the side wall of rotational moulding box, so as to limit rotational moulding box, to prevent rotational moulding box from moving when subjected to pressure, and the distance between block 201 can be adjusted by controlling block 201 to move along strip-shaped recess on the top of placing block 2 through sliding block 202, to adapt to rotational moulding boxes of different sizes, and then the position of movement is limited by bolt 203.
[0026] Further, the limiting assembly comprises a displacement block 3, a limiting block 301, a hinged block 302 and a connecting groove 303. The displacement block 3 is connected in the sliding groove 105. The limiting block 301 is connected in the middle of the top of the displacement block 3. The hinged block 302 is arranged at the bottom of the limiting block 301. The connecting groove 303 is arranged at the top of the displacement block 3. The top of the displacement block 3 is connected with a bolt. A plurality of grooves matched with the bolt on the displacement block 3 are arranged in the middle of the sliding groove 105. The limiting block 301 is connected with the connecting groove 303 through the hinged block 302 at the bottom. The one end of the round shaft arranged in the hinged arrangement of the limiting block 301 and the hinged block 302 is provided with a torsion spring. The limiting block 301 and the resisting block 201 are in the inclined state through the torsion spring.
[0027] Finally, the displacement block 3 is arranged at the top of the base 1. The displacement block 3 is controlled to slide along the sliding groove 105 to adapt to the left and right sizes of the rotational molding box. Then, the limiting block 301 is pressed to deflect along the hinged block 302 to correct the deflection to stand on one side and fit the left and right sides of the rotational molding box to limit the left and right of the rotational molding box. The "L" shape arrangement of the limiting block 301 and the resisting block 201 can simultaneously be pressed by the limiting block 301 and the resisting block 201 when the rotational molding box is pressed to prevent the self-deflection of the limiting block 301 and the resisting block 201.
[0028] The following is the embodiment of the utility model concrete process, first need to place the rotational molding box of pressure detection on the placing block 2 on the top of base 1, then through the displacement device 102 bottom through the electric telescopic rod connecting pressure block 104 and move down, abut to the surface of rotational molding box and carry out pressure, simultaneously in the process of pressing will through pressure sensor 103 to collect how much pressure is applied, then through the electric signal transmission and go out to display, so as to detect that rotational molding box will deform when receiving how much pressure, then the displacement device 102 will drive itself on the horizontal rod 101 through the gear transmission of motor and carry out left and right displacement, to detect different parts, and when placing rotational molding box, rotational molding box will first abut to the bottom part of the abutment block 201 connected in the placing block 2, and because the abutment block 201 itself because of the torsional spring connection of hinged shaft, makes the initial state will be in the inclined state, therefore when being pressed, the abutment block 201 will correct, makes the part of abutment block 201 will stand up and abut to the side wall of rotational molding box, so as to limit rotational molding box, so as to prevent rotational molding box from shifting when being pressed, also can be controlled through the abutment block 201, let it displace along the strip-shaped recess on the top of placing block 2 through the sliding block 202, adjust its spacing, to adapt to rotational molding box of different sizes, then again through the bolt 203 to limit the position of movement, finally still be provided with displacement block 3 on the top of base 1, through the control of displacement block 3 let it slide along the sliding groove 105, so as to adapt to the left and right size of different rotational molding boxes, then through the pressure of limiting block 301, make it deflect, so as to deflect and correct along the hinged block 302 to let one side stand up and fit to the left and right sides of rotational molding box, limit the left and right of rotational molding box, and the '' L '' shape of limiting block 301 and abutment block 201 is set, so that rotational molding box will press limiting block 301 and abutment block 201 simultaneously when being pressed, prevent its limiting block 301 and abutment block 201 from deflecting, and the initial deflection state of limiting block 301 and abutment block 201 can also conveniently move rotational molding box to the upper side, avoid the space of putting in rotational molding box if limiting block 301 and abutment block 201 are fixed and stand up state.
Claims
1. A pressure resistance testing device for a rotomolded box, comprising a base (1), a crossbar (101) provided at the top of the base (1), a displacement device (102) connected to the middle of the crossbar (101), a pressure sensor (103) connected to the bottom of the displacement device (102), and a pressure block (104) provided at the bottom of the pressure sensor (103), characterized in that, The base (1) has a placement block (2) on its top, a stop block (201) connected to the middle of the placement block (2), a slider (202) on the bottom of the stop block (201), a slide groove (105) on its top, a limiting component on the top of the slide groove (105), and the limiting component moves along the slide groove (105).
2. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, The pressure sensor (103) is electrically connected to the control terminal via a wire.
3. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, The top of the placement block (2) is provided with a strip-shaped groove that cooperates with the slider (202).
4. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, The abutment (201) is an "L"-shaped block, and the bottom of the abutment (201) is hinged to the middle of the slider (202).
5. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, A torsion spring is provided at one end of the round shaft that is hinged to the abutment block (201) and the slider (202).
6. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, The slider (202) also includes a pin (203), which is connected to one side of the slider (202). The pin (203) passes through a hole on one side of the placement block (2) and engages with a groove on one side of the slider (202). Several holes that engage with the pin (203) are provided on one side of the placement block (2).
7. The pressure resistance testing device for a rotomolded box according to claim 1, characterized in that, The limiting component includes a displacement block (3), a limiting block (301), a hinge block (302), and a connecting groove (303). The displacement block (3) is connected in the slide groove (105), the limiting block (301) is connected to the top center of the displacement block (3), the hinge block (302) is located at the bottom of the limiting block (301), and the connecting groove (303) is located at the top of the displacement block (3).
8. A pressure resistance testing device for a rotomolded box according to claim 7, characterized in that, The top of the displacement block (3) is connected to a pin, and the middle of the slide (105) is provided with several grooves that cooperate with the pin on the displacement block (3).
9. A pressure resistance testing device for a rotomolded box according to claim 7, characterized in that, The limiting block (301) is connected to the connecting groove (303) through the hinge block (302) at the bottom. One end of the round shaft that is hinged to the limiting block (301) and the hinge block (302) is provided with a torsion spring, and the limiting block (301) and the abutment block (201) are both in an inclined state through the torsion spring.