CN214794258U - Pipe drop hammer type impact testing machine - Google Patents
Pipe drop hammer type impact testing machine Download PDFInfo
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- CN214794258U CN214794258U CN202120854475.2U CN202120854475U CN214794258U CN 214794258 U CN214794258 U CN 214794258U CN 202120854475 U CN202120854475 U CN 202120854475U CN 214794258 U CN214794258 U CN 214794258U
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Abstract
The application relates to a pipe drop hammer type impact testing machine, which relates to the technical field of pipe test and comprises a box body, wherein a pipe frame for installing pipes is arranged in the box body, an installation groove for placing the pipes is formed in the pipe frame, and a lifting mechanism for lifting the pipe frame is arranged at the bottom of the box body; the box body is also provided with a drop hammer device for impacting the pipe; the pipe frame is transversely and rotatably connected with a bidirectional screw rod below the mounting groove, the bidirectional screw rod is symmetrically provided with telescopic pieces along the vertical direction of the bidirectional screw rod, and the pipe frame is provided with an adjusting groove for the transverse movement of the telescopic pieces; the telescopic piece is provided with an installation block used for being abutted to the outer wall of the pipe, and the pipe is located between the two installation blocks. This application has the effect of fixing tubular product.
Description
Technical Field
The application relates to the technical field of pipe test, in particular to a pipe drop hammer type impact testing machine.
Background
The drop hammer type impact tester is a testing instrument for impacting non-metal material samples or pipes, is used for evaluating the impact resistance of materials, and is widely applied to plastics, glass, ceramics and the like. The main components of the machine include box, sample anvil, guide polish rod, lifting mechanism, pituitary, hammer, drop hammer device, electric control cabinet, etc.
Chinese patent document No. CN206848088U in the related art discloses a drop hammer impact tester, which includes a tube and a base, wherein a tube frame is fixed on the base at the middle position of the base, and an installation groove for placing the tube is provided on the tube frame. The base is of a rectangular structure, guide rods I are respectively arranged at four corners of the base, and the four guide rods I are connected with the movable bedplate in a sliding mode. Two guide rods II are arranged at the top of the movable platen, and impact hammers for impacting pipes are arranged on the two guide rods II. The impact hammer falls to impact the pipe, so that the impact resistance of the pipe is detected.
Aiming at the related technology, before the impact test, the pipe is directly placed in the mounting groove; when the impact hammer impacts the pipe, the pipe can splash, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In order to fix tubular product, this application provides a tubular product drop hammer impact tester.
The application provides a tubular product drop hammer impact tester adopts following technical scheme:
a pipe drop hammer type impact testing machine comprises a box body, wherein a pipe frame for mounting pipes is arranged in the box body, a mounting groove for placing the pipes is formed in the pipe frame, and a lifting mechanism for lifting the pipe frame is mounted at the bottom of the box body; the box body is also provided with a drop hammer device for impacting the pipe; the pipe frame is transversely and rotatably connected with a bidirectional screw rod below the mounting groove, the bidirectional screw rod is symmetrically provided with telescopic pieces along the vertical direction of the bidirectional screw rod, and the pipe frame is provided with an adjusting groove for the transverse movement of the telescopic pieces; the telescopic piece is provided with an installation block used for being abutted to the outer wall of the pipe, and the pipe is located between the two installation blocks.
By adopting the technical scheme, before the test, after the pipe is placed in the mounting groove, the telescopic piece moves in the adjusting groove towards the pipe direction by rotating the bidirectional screw rod until the telescopic piece is close to the pipe; then adjusting the telescopic piece to enable the mounting block to abut against the outer wall of the pipe, and clamping and fixing the pipe; impacting the pipe by using a drop hammer device; the pipe at this moment is in a clamping and fixing state, and is not easy to splash, so that the possibility of splashing of the pipe is reduced.
Optionally, the mounting block is of an arc-shaped structure.
Through adopting above-mentioned technical scheme, the installation piece adopts the arc structure, and the interior concave surface butt of installing the piece is in the outer wall of tubular product to be favorable to pressing from both sides tightly tubular product.
Optionally, the concave surface of the mounting block is provided with an elastic pad.
Through adopting above-mentioned technical scheme, when installation piece butt in the outer wall of tubular product, the cushion is located between tubular product and the installation piece, increases the area of contact of tubular product and cushion to be favorable to improving the reliability that installation piece and tubular product are connected.
Optionally, the extensible member includes sleeve, spiro union in the telescopic lifter of rotation connection on two-way lead screw, the sleeve is provided with the guide bar of wearing to locate the lifter.
Through adopting above-mentioned technical scheme, thereby rotatory sleeve makes the lifter upwards or the lapse, is favorable to installing the piece butt in the outer wall of tubular product.
Optionally, the cross section of the guide rod is polygonal.
Through adopting above-mentioned technical scheme, be favorable to blockking that the lifter takes place to rotate when sliding from top to bottom.
Optionally, a limiting assembly for limiting the upward movement distance of the lifting rod is arranged between the guide rod and the lifting rod.
Through adopting above-mentioned technical scheme, utilize spacing subassembly to carry on spacingly to the rebound of butt lifter, be favorable to improving guide bar and muffjoint's reliability.
Optionally, the guide way has been seted up to the bottom of lifter, spacing subassembly is including connecting in the stopper at guide bar top and being fixed in the protruding edge that the guide way is close to the bottom inner wall, stopper and protruding butt along.
Through adopting above-mentioned technical scheme, utilize stopper and protruding along looks butt to the restriction lifter breaks away from out the sleeve.
Optionally, the ledge is resilient.
Through adopting above-mentioned technical scheme, protruding edge has elasticity, thereby the accessible carries out extrusion deformation to it and installs the stopper in the guide way, and the installation is simple.
Optionally, a turntable is arranged at one end, located on the outer wall of the pipe frame, of the bidirectional screw rod.
Through adopting above-mentioned technical scheme, utilize the carousel to rotate two-way lead screw, the operation of being convenient for.
In summary, the present application includes at least one of the following benefits:
1. clamping the pipe by using the mounting block so as to fix the pipe;
2. the limiting block is abutted against the convex edge, so that the lifting rod can be prevented from being separated from the sleeve.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of a tubing and mounting block according to an embodiment of the present application;
fig. 3 is an enlarged schematic view at a in fig. 2.
Reference numerals: 1. a box body; 2. a screw; 3. a chain; 4. moving the plate; 5. a motor; 6. a pipe rack; 611. a pipe; 7. mounting grooves; 8. a cabinet door; 9. a drop hammer device; 10. a bidirectional screw rod; 11. fixing grooves; 12. a bearing; 13. a turntable; 14. a sleeve; 15. a sleeve; 16. a lifting rod; 17. a guide bar; 18. a guide groove; 19. a convex edge; 20. a limiting block; 21. mounting blocks; 22. a rubber cushion layer; 23. an adjustment groove; 24. a fixed block; 25. and (7) mounting a seat.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a tubular product formula impact tester that falls, refer to fig. 1, tubular product formula impact tester that falls includes box 1, and box 1 is inside hollow structure, is provided with elevating system in the box 1, and elevating system includes two screw rods 2 of vertical installation. In addition, a motor 5 for driving the screw rods 2 to rotate is installed in the box body 1, and the motor 5 and the two screw rods 2 are driven through a chain 3. The two screws 2 are screwed with a movable plate 4, the movable plate 4 is of a rectangular structure, and the two screws 2 are respectively arranged at the positions, close to the wide sides, of the movable plate 4 in a penetrating manner. The middle position of the moving plate 4 is fixed with a pipe frame 6, the top of the pipe frame 6 is provided with an installation groove 7, and the installation groove 7 is used for placing a pipe 611. In order to place the pipe 611 in the installation groove 7, a cabinet door 8 is hinged on the cabinet 1. A drop hammer device 9 is arranged on the top of the box body 1, and the drop hammer device 9 is positioned right above the mounting groove 7; the drop hammer device 9 is used for impacting the pipe 611 so as to detect the pressure resistance of the pipe 611.
Referring to fig. 2, the two ends of the pipe frame 6 close to the mounting groove 7 are transversely provided with two-way screws 10 in a penetrating manner, the pipe frame 6 is provided with fixing grooves 11, and the fixing grooves 11 are located below the mounting groove 7. In addition, two ends of the bidirectional screw rod 10 in the fixing groove 11 are respectively fixed with a mounting seat 25, a bearing 12 is fixed in the mounting seat 25, and the bearing 12 and the bidirectional screw rod 10 are coaxially arranged. And a rotating disc 13 is fixed at one end of the bidirectional screw rod 10 far away from the bearing 12, and the rotating disc 13 is used for rotating the bidirectional screw rod 10.
Referring to fig. 2 and 3, two sleeves 14 moving transversely are screwed on the bidirectional screw rod 10, and screw rod threads corresponding to the bidirectional screw rod 10 are arranged on the inner wall of the sleeves 14. In addition, two telescopic pieces are arranged on the bidirectional screw rod 10 along the vertical direction of the bidirectional screw rod, each telescopic piece comprises a sleeve 15 which is rotatably connected to the sleeve 14, and the bottom of each sleeve 15 is connected with the outer wall of the sleeve 14 through a bearing 12; the telescopic piece also comprises a lifting rod 16 which is in threaded connection with the inside of the sleeve 15, the inner wall of the sleeve 15 is provided with internal threads, and the outer wall of the lifting rod 16 is provided with external threads corresponding to the sleeve 15; in use, the height of the lifting rod 16 is adjusted by rotating the sleeve 15.
Referring to fig. 3, a guide rod 17 is disposed in the sleeve 15 along a vertical direction thereof, a bottom end of the guide rod 17 is fixed on an outer wall of the sleeve 14, and a guide groove 18 corresponding to the guide rod 17 is formed at a bottom of the lifting rod 16, that is, the guide rod 17 is slidably connected with the guide groove 18. In addition, the guide bar 17 has a long rectangular structure for blocking the rotation of the lifting bar 16 when sliding up and down. A limiting component is arranged between the guide rod 17 and the guide groove 18 and is used for blocking the lifting rod 16 from being separated from the sleeve 15. The stop assembly comprises a ledge 19 bonded to the inner wall of the guide slot 18 adjacent the slot opening, and a stop 20 secured to the outer wall of the guide rod 17 adjacent the top portion and adapted to block the lifting rod 16 from disengaging the sleeve 15 when the stop 20 abuts the ledge 19. In addition, the protruding edge 19 is made of rubber and has certain elasticity, and the stopper 20 is inserted into the guide groove 18 by extruding and deforming the protruding edge 19, so that the guide rod 17 is installed.
Referring to fig. 2 and 3, the top of the guide rod 17 is provided with a mounting block 21, the mounting block 21 is of an arc-shaped structure, and the mounting block 21 is used for abutting against the outer wall of the pipe 611. The outer convex surface of the mounting block 21 is fixed with a fixing block 24, and the fixing block 24 and the guide rod 17 are sequentially penetrated through by bolts and then are connected with nuts in a threaded manner to fix the mounting block 21. The pipe 611 is positioned between the two mounting blocks 21, and when the two mounting blocks 21 abut against the outer wall of the pipe 611, the pipe 611 is clamped, thereby fixing the pipe 611. In addition, the rubber cushion layer 22 is adhered to the inner concave surface of the mounting block 21, so that when the pipe 611 is fixed, the contact area between the rubber cushion layer 22 and the outer wall of the pipe 611 is increased, and the connection reliability between the mounting block 21 and the pipe 611 is improved.
Referring to fig. 2 and 3, an adjusting groove 23 communicated with the fixing groove 11 is transversely formed at the top of the pipe rack 6, and the sleeve 15 can transversely slide in the adjusting groove 23. In addition, the mounting block 21 is always positioned above the adjustment groove 23. When fixing the pipes 611 with different inner diameters, the sleeve 15 can be moved in the opposite direction to approach or depart from the pipes 611 through the adjusting groove 23, so as to clamp the mounting block 21 on the pipes 611 and fix the pipes 611.
Referring to fig. 2 and 3, when the top of the pipe 611 is lower than the sleeve 15 after the pipe 611 is placed in the mounting groove 7, the two-way screw 10 is rotated by the rotary table 13, so that the sleeve 15 moves towards the pipe 611 until the outer wall of the sleeve 15 abuts against the outer wall of the pipe 611, and the pipe 611 can be clamped by simultaneously performing point contact on the pipe 611 transversely by the two sleeves 15.
The implementation principle of the pipe drop hammer type impact testing machine of the embodiment is as follows: before the pipe material 611 is subjected to an impact test, after the pipe material 611 is placed in the mounting groove 7, the sleeve 15 is rotated to adjust the height of the lifting rod 16; then, the rotating disk 13 is rotated to move the sleeve 15 toward the pipe 611 until the inner concave surface of the mounting block 21 abuts against the outer wall of the pipe 611, so as to clamp and fix the pipe 611.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A pipe drop hammer type impact tester comprises a box body (1), wherein a pipe frame (6) used for mounting a pipe (611) is arranged in the box body (1), a mounting groove (7) used for placing the pipe (611) is formed in the pipe frame (6), and a lifting mechanism used for lifting the pipe frame (6) is mounted at the bottom of the box body (1); the box body (1) is also provided with a drop hammer device (9) for impacting the pipe (611); the method is characterized in that: the pipe frame (6) is positioned below the mounting groove (7) and is transversely and rotatably connected with a bidirectional screw rod (10), the bidirectional screw rod (10) is symmetrically provided with telescopic pieces along the vertical direction of the bidirectional screw rod, and the pipe frame (6) is provided with an adjusting groove (23) for the telescopic pieces to transversely move; the telescopic piece is provided with an installation block (21) used for abutting against the outer wall of the pipe (611), and the pipe (611) is located between the two installation blocks (21).
2. The pipe drop hammer type impact tester according to claim 1, wherein: the mounting block (21) is of an arc-shaped structure.
3. The pipe drop hammer type impact tester according to claim 2, wherein: the inner concave surface of the mounting block (21) is provided with an elastic cushion.
4. The pipe drop hammer type impact tester according to claim 3, wherein: the telescopic piece comprises a sleeve (15) which is rotatably connected to the bidirectional screw rod (10) and a lifting rod (16) which is in threaded connection with the sleeve (15), and the sleeve (15) is provided with a guide rod (17) which penetrates through the lifting rod (16).
5. The pipe drop hammer type impact tester according to claim 4, wherein: the cross section of the guide rod (17) is polygonal.
6. The pipe drop hammer type impact tester according to claim 5, wherein: and a limiting component is arranged between the guide rod (17) and the lifting rod (16).
7. The pipe drop hammer type impact tester according to claim 6, wherein: guide way (18) have been seted up to the bottom of lifter (16), spacing subassembly is including connecting in stopper (20) at guide way (17) top and being fixed in protruding edge (19) that guide way (18) are close to the bottom inner wall, stopper (20) and protruding edge (19) looks butt.
8. The pipe drop hammer type impact tester according to claim 7, wherein: the raised edge (19) is elastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120854475.2U CN214794258U (en) | 2021-04-24 | 2021-04-24 | Pipe drop hammer type impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120854475.2U CN214794258U (en) | 2021-04-24 | 2021-04-24 | Pipe drop hammer type impact testing machine |
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| Publication Number | Publication Date |
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| CN214794258U true CN214794258U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120854475.2U Active CN214794258U (en) | 2021-04-24 | 2021-04-24 | Pipe drop hammer type impact testing machine |
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| CN (1) | CN214794258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901494A (en) * | 2022-12-13 | 2023-04-04 | 江苏捷通管业科技有限公司 | BWFRP electric power pipe drop hammer impact test equipment and method |
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2021
- 2021-04-24 CN CN202120854475.2U patent/CN214794258U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901494A (en) * | 2022-12-13 | 2023-04-04 | 江苏捷通管业科技有限公司 | BWFRP electric power pipe drop hammer impact test equipment and method |
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