CN218156768U - Automatic positioning device for impact test of safety helmet - Google Patents
Automatic positioning device for impact test of safety helmet Download PDFInfo
- Publication number
- CN218156768U CN218156768U CN202222474976.5U CN202222474976U CN218156768U CN 218156768 U CN218156768 U CN 218156768U CN 202222474976 U CN202222474976 U CN 202222474976U CN 218156768 U CN218156768 U CN 218156768U
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- safety helmet
- lead screw
- gear
- screw rod
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Abstract
The application discloses safety helmet impact test automatic positioning device relates to the positioner field, and this application includes the operation panel, the top fixedly connected with fixed block of operation panel, be connected with the slide bar between the fixed block, be connected with the sliding block on the slide bar, the sliding block with slide bar sliding connection, fixedly connected with bracing piece between the sliding block be connected with the holder on the fixed frame, the holder with fixed frame threaded connection, the output of motor is connected with first lead screw, the top of control box is connected with the second lead screw, the bottom of second lead screw with the control box rotates to be connected, the second lead screw with first lead screw pass and threaded connection in the operation panel, be connected with drive assembly between first lead screw and the second lead screw, be favorable to testing the quality performance when different positions of safety helmet body and safety helmet body should different impact forces.
Description
Technical Field
The application relates to the field of positioning devices, in particular to an automatic positioning device for impact testing of safety helmets.
Background
The safety helmet is a helmet which can protect the head of a person from being injured by falling objects and other specific factors, and in order to ensure the quality of the safety helmet and the safety of a person wearing the safety helmet, the safety helmet needs to be subjected to an impact test to detect the quality after being produced.
Need fix the safety helmet when carrying out the impact test, and current positioner only fixes the specific position to the safety helmet, lacks the position to the safety helmet and adjusts to the fixed position of safety helmet can only impact test safety helmet, has influenced the comprehensiveness and the accuracy of test result, can not carry out accurate judgement to the quality of safety helmet.
SUMMERY OF THE UTILITY MODEL
The purpose of this application lies in: in order to solve the problems provided in the background art, the application provides an automatic positioning device for impact test of safety helmets.
The following technical scheme is specifically adopted in the application to achieve the purpose:
the utility model provides a safety helmet impact test automatic positioning device, includes the operation panel, the top fixedly connected with fixed block of operation panel, be connected with the slide bar between the fixed block, be connected with the sliding block on the slide bar, the sliding block with slide bar sliding connection, fixedly connected with bracing piece between the sliding block, be connected with the location platform on the bracing piece, the location platform with bracing piece fixed connection, the fixed frame of top fixedly connected with of location platform, the location platform with the safety helmet body has been placed in the fixed frame, be connected with the holder on the fixed frame, the holder with fixed frame threaded connection, the one end of holder with safety helmet body contact is connected, the operation panel below is provided with the control box, the fixed motor that is provided with in control box top, the output of motor is connected with first lead screw, the top of control box is connected with the second lead screw, the bottom of second lead screw with the control box rotates to be connected, the second lead screw with first lead screw pass and threaded connection in the operation panel, be connected with transmission assembly between first lead screw and the second lead screw.
Further, transmission assembly includes shell, gear A, gear B and chain, the shell sets up the outside of gear A, gear B and chain, the shell with first lead screw with the second lead screw rotates to be connected, gear A with first lead screw fixed connection, gear B with second lead screw fixed connection, the chain meshing is connected gear A with between the gear B.
Through adopting above-mentioned technical scheme, setting up the shell and being favorable to protecting gear A, gear B and chain, the rotation through first lead screw drives gear A's rotation to drive the rotation of chain, and make gear B's rotation again, finally realize the rotation of second lead screw.
Furthermore, the top ends of the first screw rod and the second screw rod are provided with limit blocks, and the limit blocks are fixedly connected with the first screw rod and the second screw rod.
Through adopting above-mentioned technical scheme, through setting up the stopper, be favorable to restricting the rising of operation panel, avoid the operation panel to drop.
Further, the holder includes rotatory hand wheel, threaded rod, grip block and screw cylinder, screw cylinder fixed connection be in on the fixed frame, threaded rod threaded connection in the screw cylinder, rotatory hand wheel fixed connection be in the one end of threaded rod, the grip block rotates to be connected the other end of threaded rod.
Through adopting above-mentioned technical scheme, the rotation through rotatory hand wheel drives the rotation of threaded rod to can adjust the position of grip block, be favorable to fixing or dismantling the safety helmet body.
Further, one side of grip block is connected with the sponge, the sponge sets up the safety helmet body with between the grip block.
Through adopting above-mentioned technical scheme, provide the buffering through the sponge, be favorable to providing the protection to the safety helmet body when carrying out the centre gripping to the safety helmet body, reduce outside wearing and tearing.
Further, be connected with the knob on the sliding block, the knob with sliding block threaded connection.
Through adopting above-mentioned technical scheme, set up the knob and be favorable to fixing the position of sliding block on the slide bar.
In summary, the present application includes at least one of the following advantages;
1. this application is favorable to fixing the safety helmet body through setting up the holder, and through the sliding connection of location platform and bracing piece, the sliding connection of sliding block and slide bar is favorable to adjusting the position of safety helmet body to test a plurality of positions.
2. This application drives first lead screw through starter motor and rotates to drive transmission assembly and rotate, and drive the second lead screw and rotate again, be favorable to highly adjusting the operation panel, thereby the performance when the test safety helmet body corresponds the impact of co-altitude not.
Drawings
FIG. 1 is a schematic perspective view of an automatic positioning device for impact testing of safety helmets according to the present application;
FIG. 2 is a perspective view of the transmission assembly of the present application;
FIG. 3 is a perspective view of the clamp of the present application;
FIG. 4 is an enlarged view of a portion of the drive assembly of the present application.
Description of the reference numerals:
1. an operation table; 2. a fixed block; 3. a slide bar; 4. a slider; 401. a knob; 5. a support bar; 6. a positioning table; 7. a fixing frame; 8. a clamping member; 801. rotating a hand wheel; 802. a threaded rod; 803. a clamping plate; 804. a threaded barrel; 9. a helmet body; 11. a control box; 12. a motor; 13. a first lead screw; 14. a second lead screw; 142. a limiting block; 15. a transmission assembly; 151. a housing; 152. a gear A; 153. a gear B; 154. a chain; 18. a sponge.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses safety helmet impact test automatic positioning device, including operation panel 1, the top fixedly connected with fixed block 2 of operation panel 1, be connected with slide bar 3 between the fixed block 2, be connected with slide bar 4 on the slide bar 3, slide bar 4 and 3 sliding connection of slide bar, fixedly connected with bracing piece 5 between the slide bar 4, be connected with location platform 6 on the bracing piece 5, location platform 6 and bracing piece 5 fixed connection, the fixed frame 7 of top fixedly connected with of location platform 6, place safety helmet body 9 in location platform 6 and the fixed frame 7, sliding connection through fixed block 2 and slide bar 3 is favorable to adjusting the position of safety helmet body 9, thereby test the different positions of safety helmet body 9, be connected with holder 8 on the fixed frame 7, holder 8 and fixed frame 7 threaded connection, the one end of holder 8 is connected with safety helmet body 9 contact, set up holder 8 and be favorable to fixing safety helmet body 9 when testing, operation panel 1 below is provided with control box 11, control box 11 top fixed be provided with motor 12, the output of motor 12 is connected with first lead screw 13, the top of control box 11 is connected with second lead screw 14, when being favorable to the test lead screw drive the lead screw operation panel 13 and the lead screw 13 rotation, thereby it drives the lead screw operation panel 13 and the lead screw operation panel 13 rotation to drive the lead screw 13 to carry out the difference of second operation 14 to lead screw operation 14, thereby it again to drive the lead screw operation 14 to drive the lead screw operation panel 13 rotation, thereby 14 and the lead screw operation 14 to drive the lead screw operation panel 13 rotation.
Referring to fig. 2, the transmission assembly 15 includes a housing 151, a gear a152, a gear B153, and a chain 154, the housing 151 is disposed outside the gear a152, the gear B153, and the chain 154, the housing 151 is rotatably connected to the first lead screw 13 and the second lead screw 14, the gear a152 is fixedly connected to the first lead screw 13, the gear B153 is fixedly connected to the second lead screw 14, and the chain 154 is engaged between the gear a152 and the gear B153, and the housing 151 is disposed to protect the gear a152, the gear B153, and the chain 154, and the rotation of the gear a152 is driven by the rotation of the first lead screw 13, so as to drive the rotation of the chain 154, and then the rotation of the gear B153, and finally realize the rotation of the second lead screw 14.
Referring to fig. 2, the top ends of the first lead screw 13 and the second lead screw 14 are provided with a limiting block 142, the limiting block 142 is fixedly connected with the first lead screw 13 and the second lead screw 14, and the limiting block 142 is arranged, so that the operation table 1 is favorably limited in ascending, and the operation table 1 is prevented from falling off.
Referring to fig. 3, the clamping piece 8 includes a rotary hand wheel 801, a threaded rod 802, a clamping plate 803 and a threaded cylinder 804, the threaded cylinder 804 is fixedly connected to the fixing frame 7, the threaded rod 802 is in threaded connection with the threaded cylinder 804, the rotary hand wheel 801 is fixedly connected to one end of the threaded rod 802, the clamping plate 803 is rotatably connected to the other end of the threaded rod 802, the rotation of the rotary hand wheel 801 drives the rotation of the threaded rod 802, so that the position of the clamping plate 803 can be adjusted, and the safety helmet body 9 can be fixed or detached.
Referring to fig. 3, one side of clamping plate 803 is connected with sponge 18, and sponge 18 sets up between safety helmet body 9 and clamping plate 803, provides the buffering through sponge 18, is favorable to providing the protection to safety helmet body 9 when carrying out the centre gripping to safety helmet body 9, reduces outside wearing and tearing.
Referring to fig. 1, a knob 401 is connected to the sliding block 4, the knob 401 is connected to the sliding block 4 by screw threads, and the knob 401 is arranged to fix the position of the sliding block 4 on the sliding rod 3.
The working principle is as follows: when the staff needs to carry out the impact test, through placing safety helmet body 9 on location platform 6, it drives threaded rod 802 to rotate rotatory hand wheel 801, thereby make grip block 803 carry out the centre gripping to safety helmet body 9 fixed, provide the buffering effect when carrying out the centre gripping through sponge 18, reduce the wearing and tearing to safety helmet body 9, through the fixed connection of bracing piece 5 and fixed block 2, the sliding connection of fixed block 2 and slide bar 3, thereby realize the regulation to position about safety helmet body 9, be favorable to testing a plurality of positions of safety helmet body 9, improve the comprehensiveness of test, drive the rotation of first lead screw 13 through starter motor 12, make gear A152 rotate, thereby drive chain 154 and rotate, further make gear B153 rotate, and then drive second lead screw 14 and rotate, realize the altitude mixture control to operation panel 1, be favorable to testing the quality performance when safety helmet body 9 deals with different impact forces, solved current positioner and fixed the specific position to the safety helmet, lack to adjust the impact position of safety helmet, thereby only can test the safety helmet's accuracy, the problem of the comprehensiveness of test result and the judgement of safety helmet accuracy of quality.
Claims (6)
1. The utility model provides a safety helmet impact test automatic positioning device, includes operation panel (1), its characterized in that: the top fixedly connected with fixed block (2) of operation panel (1), be connected with slide bar (3) between fixed block (2), be connected with sliding block (4) on slide bar (3), sliding block (4) with slide bar (3) sliding connection, fixedly connected with bracing piece (5) between sliding block (4), be connected with location platform (6) on bracing piece (5), location platform (6) with bracing piece (5) fixed connection, the top fixedly connected with fixed frame (7) of location platform (6), location platform (6) with safety helmet body (9) has been placed in fixed frame (7), be connected with holder (8) on fixed frame (7), holder (8) with fixed frame (7) threaded connection, the one end of holder (8) with safety helmet body (9) contact connection, operation panel (1) below is provided with control box (11), control box (11) top fixedly provided with motor (12), the output of motor (12) is connected with first lead screw (13), the control box (11) top of lead screw (14) is connected with second lead screw (11), lead screw (11) rotation control box (14), the second screw rod (14) and the first screw rod (13) penetrate through the operating platform (1) and are in threaded connection with the operating platform, and a transmission assembly (15) is connected between the first screw rod (13) and the second screw rod (14).
2. The automatic positioning device for the impact test of the safety helmet according to claim 1, wherein: the transmission assembly (15) comprises a shell (151), a gear A (152), a gear B (153) and a chain (154), wherein the shell (151) is arranged outside the gear A (152), the gear B (153) and the chain (154), the shell (151) is rotatably connected with the first screw rod (13) and the second screw rod (14), the gear A (152) is fixedly connected with the first screw rod (13), the gear B (153) is fixedly connected with the second screw rod (14), and the chain (154) is meshed and connected between the gear A (152) and the gear B (153).
3. The automatic positioning device for the impact test of the safety helmet as claimed in claim 1, wherein: the top ends of the first screw rod (13) and the second screw rod (14) are provided with limit blocks (142), and the limit blocks (142) are fixedly connected with the first screw rod (13) and the second screw rod (14).
4. The automatic positioning device for the impact test of the safety helmet as claimed in claim 1, wherein: the clamping piece (8) comprises a rotary hand wheel (801), a threaded rod (802), a clamping plate (803) and a threaded cylinder (804), the threaded cylinder (804) is fixedly connected to the fixing frame (7), the threaded rod (802) is in threaded connection with the threaded cylinder (804), the rotary hand wheel (801) is fixedly connected to one end of the threaded rod (802), and the clamping plate (803) is rotatably connected to the other end of the threaded rod (802).
5. The automatic positioning device for the impact test of the safety helmet as claimed in claim 4, wherein: one side of the clamping plate (803) is connected with a sponge (18), and the sponge (18) is arranged between the safety helmet body (9) and the clamping plate (803).
6. The automatic positioning device for the impact test of the safety helmet as claimed in claim 1, wherein: the sliding block (4) is connected with a knob (401), and the knob (401) is in threaded connection with the sliding block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222474976.5U CN218156768U (en) | 2022-09-19 | 2022-09-19 | Automatic positioning device for impact test of safety helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222474976.5U CN218156768U (en) | 2022-09-19 | 2022-09-19 | Automatic positioning device for impact test of safety helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218156768U true CN218156768U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222474976.5U Active CN218156768U (en) | 2022-09-19 | 2022-09-19 | Automatic positioning device for impact test of safety helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218156768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116164925A (en) * | 2023-04-26 | 2023-05-26 | 烟台市业达建设工程质量检测有限公司 | Impact-resistant puncture tester for safety helmet |
-
2022
- 2022-09-19 CN CN202222474976.5U patent/CN218156768U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116164925A (en) * | 2023-04-26 | 2023-05-26 | 烟台市业达建设工程质量检测有限公司 | Impact-resistant puncture tester for safety helmet |
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