CN210322594U - Computer tensile testing machine - Google Patents

Computer tensile testing machine Download PDF

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Publication number
CN210322594U
CN210322594U CN201921220420.5U CN201921220420U CN210322594U CN 210322594 U CN210322594 U CN 210322594U CN 201921220420 U CN201921220420 U CN 201921220420U CN 210322594 U CN210322594 U CN 210322594U
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CN
China
Prior art keywords
clamping
bevel gear
screw rod
rod
sliding
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Active
Application number
CN201921220420.5U
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Chinese (zh)
Inventor
熊建刚
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Shenzhen Asia Eagle Technology Co Ltd
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Shenzhen Asia Eagle Technology Co Ltd
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Priority to CN201921220420.5U priority Critical patent/CN210322594U/en
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Publication of CN210322594U publication Critical patent/CN210322594U/en
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Abstract

The utility model relates to a computer tensile testing machine, which comprises a workbench, a sliding seat, clamping devices and a driving piece, wherein the clamping devices comprise a first clamping device arranged on the workbench, a second clamping device is arranged above the first clamping device, the second clamping device is vertically and slidably connected on the sliding seat, the driving piece comprises a lead screw which is vertically arranged, the second clamping device is in threaded connection with the lead screw, the first clamping device comprises two clamping plates, the two clamping plates are horizontally and slidably arranged on the workbench, threaded rods with different turning threads are respectively arranged at two sides of the threaded rods and are in threaded connection with the two clamping plates, two clamping plates are respectively arranged at two sides of the threaded rods, a linkage piece for linking the threaded rods and the lead screw is arranged between the threaded rods, and through the technical scheme, the lead screw and the first clamping device can be linked through the linkage piece to clamp materials, the material can be conveniently fixed in the first clamping device by workers.

Description

Computer tensile testing machine
Technical Field
The utility model belongs to the technical field of the technique of testing machine and specifically relates to a computer tensile testing machine is related to.
Background
The computer tensile testing machine is mainly used for mechanical property tests in the modes of stretching, compressing, bending, shearing, tearing, stripping, circulating and the like in the industries of metal wires, metal foils, plastic films, electric wires and cables, adhesives, artificial boards, electric wires and cables, waterproof materials and the like, and is widely applied to material inspection and analysis in the industries of plant and mining enterprises, quality supervision, aerospace, mechanical manufacturing, electric wires and cables, rubber plastics, textile, construction and building materials, household appliances and the like.
The computer tensile testing machine comprises a workbench, wherein a sliding seat is fixedly arranged on the workbench, a first clamping device driven by a screw rod and capable of vertically sliding is arranged on the sliding seat, and a second clamping device is fixedly arranged on the workbench vertically aligned with the first clamping device; when a tensile test is carried out on the material, one end of the material is clamped in the second clamping device, the other end of the material is clamped in the first clamping device, and after the clamping of the two ends of the material is finished; the first clamping device vertically slides upwards under the driving of the screw rod and stretches the material, when the material is broken, the screw rod stops driving the first clamping device to slide upwards, and the maximum tensile value of the material is obtained through a sensor arranged on a computer tensile testing machine and displayed on a computer screen; the stretching value of the material can be well obtained through a computer tensile testing machine.
However, when clamping the measured material, people are required to rotate the bolt on the clamping device by hand to drive the clamping block in the clamping device, so as to clamp the material placed in the first clamping device, and in order to firmly clamp the material placed in the first clamping device, the rotation of the bolt to drive the clamping block in the first clamping device to clamp the material is laborious and inconvenient for the operation of workers.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a computer tensile testing machine has and presss from both sides tight convenient function to measuring material.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a computer tensile testing machine, includes workstation, sliding seat and clamping device and driving piece, clamping device is including setting up the first clamping device on the workstation, first clamping device's top is provided with second clamping device, the vertical sliding connection of second clamping device is on the sliding seat, the driving piece includes the lead screw of vertical setting, second clamping device and lead screw threaded connection, first clamping device includes two splint, two splint horizontal slip sets up on the workstation, two threaded connection has both sides to set up the different threaded rod that revolves to the screw thread respectively on the splint, splint are located the both sides of threaded rod respectively, be provided with linkage between threaded rod and the lead screw and link.
By adopting the technical scheme, when a mechanical property test is carried out on a material, one end of the material is placed into the first clamping device, then the screw rod and the threaded rod are linked through the linkage piece, then the screw rod is driven to rotate clockwise, the screw rod rotates clockwise to drive the second clamping device attached to the first clamping device to slide upwards, meanwhile, the screw rod drives the threaded rod to rotate through the linkage piece, and simultaneously, the two clamping plates on the threaded rod are driven to mutually approach to clamp one end of the material placed between the two clamping plates, and when the two clamping plates clamp one end of the material; stopping rotating the screw rod and disconnecting the linkage piece between the screw rod and the threaded rod, putting the other end of the material into a clamping opening of a second clamping device, clamping and fixing the material extending into the second clamping device through the arrangement on the second clamping device, finally driving the screw rod to continue to rotate clockwise, driving the second clamping device to be far away from the first clamping device through the rotation of the screw rod, stretching the material simultaneously, stopping driving the screw rod when the stretched material is broken under the action of tension, recording the tested maximum tension, then linking the screw rod with the screw rod through the linkage piece, driving the screw rod to rotate in the anticlockwise direction, driving the threaded rod to rotate through the linkage piece while the screw rod rotates, and because the screw rod rotates anticlockwise, two clamping plates on the threaded rod do mutual far-away movement and loosen the material, the material can be clamped in the first clamping device very conveniently through the arrangement, and can be taken out very conveniently.
The utility model discloses further set up to: the linkage piece comprises a first bevel gear and a second bevel gear, the first bevel gear is fixedly sleeved on the threaded rod, the second bevel gear is rotatably sleeved on the screw rod, the first bevel gear and the second bevel gear are meshed with each other, and a detachable circumferential fixing piece capable of circumferentially linking the first bevel gear and the second bevel gear with each other is arranged between the second bevel gear and the screw rod.
Through adopting above-mentioned technical scheme, when two splint press from both sides tightly the material on the drive table, through circumference mounting with second bevel gear circumference fixed connection on the lead screw, the lead screw rotates drive second bevel gear and rotates, second bevel gear rotates and drives the fixed first bevel gear who cup joints on the threaded rod simultaneously and rotates, it presss from both sides tight fixedly to the one end of the experimental material of mechanical properties that will carry out to reach two splint on the order of threaded rod at last, perhaps loosen original material that presss from both sides tight fixed through ordering about two splint slides, this linkage simple structure, high stability, can be fine transmit the threaded rod through the lead screw.
The utility model discloses further set up to: the detachable fixing piece comprises a bolt, the bolt is vertically slidably inserted into the screw rod and the second bevel gear, and a sliding connection groove and an insertion groove for vertically slidably inserting the bolt are respectively formed in the screw rod and the second bevel gear.
By adopting the technical scheme, when the screw rod and the threaded rod are required to be linked, the bolt sliding in the sliding groove slides into the insertion groove, the second bevel gear is circumferentially fixed, when the screw rod and the threaded rod are not required to be linked, the bolt inserted in the sliding groove and the insertion groove slides out of the insertion groove along the vertical direction of the sliding groove, the circumferential fixed relation between the screw rod and the second bevel gear is disconnected, and the linkage relation between the screw rod and the threaded rod can be disconnected and connected very conveniently.
The utility model discloses further set up to: the bearing is sleeved on the outer side wall of the screw rod in a sliding mode, the inner ring of the bearing on the screw rod is fixedly connected with the bolt, a sliding rod for driving the bolt to vertically slide is arranged on the side wall of the outer ring of the bearing in an extending mode, and a strip-shaped groove for enabling the sliding rod to vertically slide is formed in the workbench.
Through adopting above-mentioned technical scheme, when first clamping device presss from both sides tightly the material, can be very convenient insert second bevel gear through the bolt of slide bar drive fixed connection on the bearing, carry out circumference to second bevel gear and fix.
The utility model discloses further set up to: and one side of the upper end and the lower end of the strip-shaped groove is provided with a limiting hole for the sliding rod to be clamped in a rotating way.
Through adopting above-mentioned technical scheme, when sliding the slide bar to the below in bar groove, rotate the slide bar to the spacing hole of bar groove below one side, can avoid the slide bar to receive external force and slide from top to bottom, when sliding the slide bar to the top in bar groove simultaneously, rotate and slide to the spacing hole of bar groove top, can avoid the slide bar when receiving gravity, the lapse.
The utility model discloses further set up to: fixedly connected with pastes tight clamp plate each other under the threaded rod drive on the inside wall that two splint on the workstation are close to each other, one side that the clamp plate is close to each other is provided with anti-skidding line.
Through adopting above-mentioned technical scheme, at the inboard fixed connection clamp plate respectively of two splint, can make the threaded rod when two clamp plates slide on the drive table through the clamp plate, can press from both sides tighter to the material, set up anti-skidding line simultaneously on the clamp plate, can press from both sides tighter to the material.
The utility model discloses further set up to: the horizontal setting is on the workstation the both ends of threaded rod are provided with the rotation cover that supplies the threaded rod free rotation, it cup joints other end and workstation fixed connection on the threaded rod to rotate cover one end.
By adopting the technical scheme: install the threaded rod on the workstation through rotating the cover, can avoid the threaded rod direct when rotating and workstation contact and form frictional force between the two and hinder the threaded rod free rotation's the condition emergence, fixed connection is the rotation cover on the workstation simultaneously, can avoid the threaded rod to take place under the effect of gravity gliding condition downwards.
The utility model discloses further set up to: a plurality of inserting grooves are formed in the second bevel gear, and inclined planes convenient for inserting the bolts are formed in two side walls of the spacing body adjacent to the inserting grooves.
By adopting the technical scheme: set up a plurality of inserting grooves on the second taper tooth, can be convenient for the bolt to insert in the inserting groove, realize lead screw and first clamping device's linkage, set up the inclined plane and can be convenient for the bolt more and insert in the inserting groove on the both sides wall of the cell wall of adjacent inserting groove.
To sum up, the utility model discloses a beneficial technological effect does:
1. the screw rod is linked with the two clamping plates on the first clamping device, when the first clamping device is required to clamp materials, the screw rod is driven to rotate, so that the upper clamping plate of the workbench can be conveniently driven to clamp the materials, and meanwhile, the screw rod is driven to rotate, so that the materials clamped and fixed between the two clamping plates on the workbench can be conveniently loosened;
2. threads with different turning directions are arranged on two sides of the threaded rod, and the two clamping plates on the workbench are respectively in threaded connection with two sides of the threaded rod, so that the two clamping plates on the workbench are driven to move close to or away from each other when the threaded rod is rotated;
3. set up circumference mounting between first bevel gear and lead screw, when needing lead screw and first clamping device to link, insert the bolt on the lead screw in the second bevel gear can be very convenient fix second bevel gear circumference on the lead screw, also can be very convenient through circumference mounting with the linkage relation disconnection between lead screw and the second bevel gear simultaneously, and then make this equipment more practical.
Drawings
FIG. 1 is an overall view of the present embodiment;
FIG. 2 is a partial exploded view of the present embodiment;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is a view showing the internal structure of the table of the present embodiment;
FIG. 6 is an enlarged view at C in FIG. 5;
FIG. 7 is a second bevel gear structure diagram in the present embodiment.
Reference numerals: 1. a work table; 3. a first clamping device; 4. a second clamping device; 5. a screw rod; 6. a sliding seat; 7. a sliding groove; 8. a servo motor; 9. a concave cavity; 10. a sealing plate; 11. a baffle plate; 12. a drive plate; 13. a chute; 14. a threaded rod; 15. perforating; 16. a first bevel gear; 17. a second bevel gear; 18. a circular ring; 19. a bolt; 20. a bearing; 21. a sliding connection groove; 22. inserting grooves; 23. an inclined surface; 24. a slide bar; 25. a limiting hole; 26. rotating the sleeve; 27. a infill panel; 28. a clamping plate; 29. a strip-shaped groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, in order to disclose the computer tensile testing machine of the present invention, the computer tensile testing machine comprises a square working table 1, a clamping device is arranged on the working table 1, the clamping device comprises a first clamping device 3 and a second clamping device 4, the clamping openings of the first clamping device 3 and the second clamping device 4 are vertically aligned, wherein the first clamping device 3 is fixedly arranged at the middle position of the upper surface of the working table 1, and the second clamping device 4 is positioned above the first clamping device 3; one side of first clamping device 3, which is far away from the front of working table 1, is provided with a driving piece for driving second clamping device 4 to slide up and down, when a tensile test experiment is performed on a material, two ends of the material are respectively and fixedly clamped in first clamping device and second clamping device, and then the material is stretched by driving the second clamping device through the driving piece.
The driving piece comprises a screw rod 5 and a sliding seat 6, the sliding seat 6 is fixedly arranged on one side of the clamping device far away from the front of the workbench 1 along the vertical direction, a sliding groove 7 with a cross section in a convex shape is formed in one side of the sliding seat 6 close to the first clamping device 3, the screw rod 5 is vertically rotated and arranged in the sliding groove 7, meanwhile, the second clamping device 4 is slidably arranged in the sliding groove 7 and is in threaded connection with the screw rod 5 arranged in the sliding groove 7, in addition, a servo motor 8 for driving the screw rod 5 to rotate is fixedly connected to the top end face of the sliding seat 6, and when the servo motor 8 drives the screw rod 5 to rotate, the screw rod 5 drives the second clamping device 4 which is slidably arranged in the sliding groove 7 to vertically slide.
As shown in fig. 1 and 5, a cavity 9 with a square cross section is formed in the back side of the workbench 1, a linkage member for clamping a material by linking the first clamping device 3 through the screw rod 5 is arranged in the cavity 9, meanwhile, for facilitating the linkage of the first clamping device 3 by the screw rod 5, the bottom end of the screw rod 5 arranged in the sliding groove 7 is extended into the cavity 9, a through hole 15 for the screw rod to pass through is formed in the workbench, and for facilitating the linkage of the first clamping device 3 by the screw rod 3, one end of the first clamping device 3 is extended into the cavity 9.
As shown in fig. 2 and 3, the first clamping device 3 comprises two clamping plates symmetrically arranged on the upper surface of the workbench 1, wherein the clamping plates are composed of a baffle plate 11 and a driving plate 12, the baffle plate 11 is slidably arranged on the upper surface of the workbench 1 and extends into the cavity 9, one end of the baffle plate 11 extending to the cavity 9 is fixedly connected with the driving plate 12 on the side wall close to the screw rod 5, the driving plate 12 extends from the baffle plate 11 to both sides of the screw rod 5, meanwhile, in order to conveniently drive the baffle plate 11 to clamp the material placed in the first clamping device 3, a threaded rod 14 rotatably connected with both side walls of the cavity 9 is horizontally arranged at one end of the driving plate 12 close to the screw rod 5, the threaded rod 14 is in threaded connection with the driving plate 12, and threads with different rotation directions are arranged at both sides of the threaded rod 14, the two driving plates 12 extending from the two baffle plates 11 are respectively in threaded connection with both sides of the, when the threaded rod 14 rotates, the two stop plates 11 on the table 1 can be driven by the drive plate 12 to move toward or away from each other.
As shown in fig. 3 and 6, the linkage member is arranged between the screw rod 5 and the first clamping device 3, the linkage member includes a first bevel gear 16 and a second bevel gear 17, the first bevel gear 16 is fixedly sleeved in the middle of the threaded rod 14, the second bevel gear 17 is rotatably sleeved 26 at the bottom of the screw rod 5, and a ring 18 for preventing the first bevel gear 16 from vertically sliding off is fixedly connected to the bottom end surface of the screw rod 5, when the servo motor 8 drives the screw rod 5 to rotate, the screw rod 5 drives the threaded rod 14 to rotate through the first bevel gear 16 and the second bevel gear 17 so as to drive the baffles 11 on the worktable 1 to approach or separate from each other, so as to loosen or clamp the material placed in the first clamping device 3;
in addition, in order to realize that the screw rod 5 and the first clamping device 3 (shown in figure 1) can be linked together very conveniently when the first clamping device 3 (shown in figure 1) is required to clamp materials, a circumferential fixing piece for performing circumferential linkage on the second bevel gear 17 is arranged between the second bevel gear 17 and the screw rod 5, and the circumferential fixing piece can release the linkage relation between the screw rod 5 and the first clamping device 3 according to the working condition of the measured materials.
As shown in fig. 3 and 7, the circumferential fixing member includes a plug 19 and a bearing 20, wherein the plug 19 is vertically slidably inserted into the screw rod 5 and the second bevel gear 17 and circumferentially and fixedly connects the second bevel gear 17 to the screw rod 5, the bearing 20 is slidably sleeved on the screw rod 5, and a bottom end surface of an inner ring of the bearing 20 is fixedly connected with a top end surface of the plug 19, when circumferential fixing of the second bevel gear 17 is required, the plug 19 is further driven to be inserted into the screw rod 5 and the second bevel gear 17 through the sliding bearing 20 to circumferentially fix the second bevel gear 17, wherein one end of the plug 19 slidably inserted into the screw rod 5 and the second bevel gear 17 is slidably inserted into the screw rod 5, and the other end of the plug is slidably inserted into the second bevel gear 17 from the screw rod 5 downwards when circumferential fixing of the second; in order to facilitate the insertion of the plug pin 19 into the screw rod 5 and the second bevel gear 17, a sliding connection groove 21 and an insertion groove 22 are respectively formed on the screw rod 5 and the second bevel gear 17, the sliding connection groove 21 extends from the side wall of the bottom end face of the screw rod 5 to the upper side of the second bevel gear 17, and the insertion groove 22 is arranged on the upper surface of the second bevel gear 17.
As shown in fig. 3 and 7, four insertion grooves 22 are provided on the upper surface of the second bevel gear 17, the four insertion grooves 22 are annularly arranged on the upper surface of the second bevel gear 17, and in order to further facilitate the insertion of the plug pin 19 sliding in the sliding groove 21 into the insertion groove 22, an inclined surface 23 inclined from top to bottom is provided on the wall of the sliding slot 13 between the adjacent insertion grooves 22 and the insertion groove 22, and the inclined surface 23 can guide the plug pin 19 to be smoothly inserted into the insertion groove 22.
As shown in fig. 3 and 4, a sliding rod 24 for driving the plug pin 19 to slide up and down is extended from the side wall of the outer ring of the bearing 20, the sliding rod 24 extends from the side wall of the outer ring of the bearing 20 to the outer side of the sealing plate 10, a strip-shaped groove 29 for the plug pin 19 to slide up and down is formed in the sealing plate 10, a limiting hole 25 for limiting and fixing the sliding rod 24 is formed above and below one side of the strip-shaped groove 29, the limiting hole 25 is communicated with the strip-shaped groove 29, when the second bevel gear 17 is circumferentially fixed, the sliding rod 24 slides to the lower side of the strip-shaped groove 29, then the sliding rod 24 is rotated into the limiting hole 25 below the strip-shaped groove 29, and the sliding rod 24 slides up and down to be limited and fixed; when the second bevel gear 17 is circumferentially fixed and disconnected, the sliding rod 24 which slides upwards drives the bolt 19 to slide out of the insertion groove 22 (as shown in fig. 7), and then the sliding rod 24 rotates to slide into the limiting hole 25 above the strip-shaped groove 29, so that the sliding rod 24 is prevented from sliding downwards under the action of gravity.
As shown in fig. 3, the two ends of the threaded rod 14 are respectively sleeved with the rotating sleeves 26, one end of each rotating sleeve 26 is fixedly connected with the side wall of the cavity 9, the other end of each rotating sleeve 26 is sleeved with the corresponding rotating sleeve 26 of the threaded rod 14, the contact surface between the threaded rod 14 and the cavity 9 when the threaded rod rotates is reduced by the rotating sleeves 26, friction between the threaded rod 14 and the two side walls of the cavity is further reduced, and meanwhile, the rotating sleeves 26 fixedly connected to the two side walls of the cavity 9 can prevent the threaded rod 14 from sliding downwards under the gravity condition.
As shown in fig. 1, the inner side walls of the two baffles 11 on the workbench 1 are fixedly connected with filling plates 27 attached to the upper surface of the workbench 1, the filling plates 27 are fixedly connected with the baffles 11 and attached to the upper surface of the workbench 1, the situation that the two baffles slide downwards under the action of gravity can be avoided, in addition, in order to enable the first baffle 11 and the second baffle 11 to clamp materials better, clamping plates 28 are fixedly arranged on the inner side walls of the two filling plates 27, anti-skid grains are arranged on the side, close to each other, of the two clamping plates 28, and the situation that the first clamping device 3 slips when clamping the materials can be avoided by arranging the anti-skid grains on the clamping plates 28.
The implementation principle of the embodiment is as follows: the second clamping device 4 is attached to the first clamping device 3 in an initial state, a material is placed between two baffles 11 on the workbench 1, then a sliding bolt 19 is used for fixedly connecting a second bevel gear 17 to a screw rod 5 in the circumferential direction through a sliding rod 24, then the screw rod 5 is driven to rotate through a servo motor 8, the screw rod 5 drives the second bevel gear 17 linked with the screw rod 5 in the circumferential direction to rotate, the second bevel gear 17 rotates to drive a first bevel gear 16 meshed with the second bevel gear to rotate, the first bevel gear 16 rotates and simultaneously drives a threaded rod 14 to rotate, the threaded rod 14 rotates to drive two driving plates 12 in threaded connection with the threaded rod 14 to clamp and fix the material placed between the two baffles 11, the screw rod 5 stops rotating after the material is clamped and fixed, and the sliding bolt 19 slides out of the insertion groove 22 through the sliding rod 24 to disconnect the fixed connection relationship between the second bevel gear; in addition, when the screw rod 5 drives the two baffle plates 11 to clamp the material, the screw rod 5 also drives the second clamping device 4 attached to the first clamping device 3 to slide upwards at the same time, and after the second clamping device 4 slides upwards for a certain distance, the other end of the material is placed into the second clamping device 4, and finally the other end of the material is fixed through a bolt; then the screw rod 5 is continuously driven to rotate, the screw rod 5 rotates to drive the second clamping device 4 to slide upwards, materials clamped between the first clamping device 3 and the second clamping device 4 are stretched until the materials are snapped, the screw rod 5 is stopped to rotate, the maximum value of the snapped materials is transmitted to a computer through an inductor, measured data is recorded, the second bevel gear 17 is fixed with the screw rod 5 in the circumferential direction through the sliding rod 24, the screw rod 5 is driven to rotate anticlockwise, the driving plate 12 is driven through the linkage piece to further drive the baffle plate 11 arranged on the workbench in a sliding mode to loosen the materials clamped and fixed, after the materials are loosened, the screw rod 5 stops rotating, the bolt 19 inserted into the insertion groove 22 is slid out through the sliding rod 24, the circumferential fixed connection relation between the second bevel gear 17 and the screw rod 5 is disconnected, then the screw rod 5 continuously rotates to drive the second clamping device 4 to slide downwards, stopping rotating the screw rod 5 until the second clamping device 4 is attached to the first clamping device 3, so that the whole experiment is completed; the screw rod 5 is linked with the first clamping device 3 through the linkage piece, so that the first clamping device 3 can clamp materials more firmly, and meanwhile, a user can clamp and fix the materials more conveniently, and the efficiency is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a computer tensile testing machine, includes workstation (1), sliding seat (6) and clamping device and driving piece, clamping device is including setting up first clamping device (3) on workstation (1), the top of first clamping device (3) is provided with second clamping device (4), and the vertical sliding connection of second clamping device (4) is on sliding seat (6), the driving piece includes lead screw (5) of vertical setting, second clamping device (4) and lead screw (5) threaded connection, its characterized in that: the first clamping device (3) comprises two clamping plates, the two clamping plates are horizontally slidably arranged on the workbench (1), two clamping plates are connected with threaded rods (14) with two sides respectively provided with different turning threads in a threaded manner, the two clamping plates are respectively positioned on two sides of the threaded rods (14), and a linkage piece for linking the two clamping plates is arranged between the threaded rods (14) and the lead screw (5).
2. The computer tension tester of claim 1, wherein: the linkage piece comprises a first bevel gear (16) and a second bevel gear (17), the first bevel gear (16) is fixedly sleeved on the threaded rod (14), the second bevel gear (17) is rotatably sleeved on the screw rod (5), the first bevel gear (16) and the second bevel gear (17) are meshed with each other, and a detachable circumferential fixing piece capable of circumferentially linking the first bevel gear and the second bevel gear is arranged between the second bevel gear (17) and the screw rod (5).
3. The computer tension tester of claim 2, wherein: the circumferential fixing piece comprises a plug pin (19), the plug pin (19) is vertically inserted into the screw rod (5) and the second bevel gear (17) in a sliding mode, and a sliding connection groove (21) and an insertion groove (22) for the plug pin (19) to be vertically inserted into in a sliding mode are formed in the screw rod (5) and the second bevel gear (17) respectively.
4. A computer tension tester as claimed in claim 3, wherein: bearing (20) have been cup jointed in the slip on lead screw (5) lateral wall, and the slip cup joints the inner circle and bolt (19) fixed connection of bearing (20) on lead screw (5), it is provided with vertical gliding slide bar (24) of drive bolt (19) to extend on the lateral wall of bearing (20) outer lane, set up on workstation (1) and supply vertical gliding bar groove (29) of slide bar (24).
5. The computer tension tester of claim 4, wherein: and one side of the upper end and the lower end of the strip-shaped groove (29) is provided with a limiting hole (25) for the sliding rod (24) to be clamped in a rotating way.
6. The computer tension tester of claim 1, wherein: fixedly connected with is on the inside wall that two splint on workstation (1) are close to each other clamp plate (28) that paste each other tightly under threaded rod (14) drive, one side that clamp plate (28) are close to each other is provided with anti-skidding line.
7. The computer tension tester of claim 6, wherein: the horizontal setting is in on the workstation (1) the both ends of threaded rod (14) are provided with and supply threaded rod (14) free rotation's rotation cover (26), it cup joints other end and workstation (1) fixed connection on threaded rod (14) to rotate cover (26) one end.
8. A computer tension tester as claimed in claim 3, wherein: a plurality of inserting grooves (22) are formed in the second bevel gear (17), and inclined surfaces (23) which are convenient for inserting the bolts (19) are formed in two side walls of the spacing body adjacent to the inserting grooves (22).
CN201921220420.5U 2019-07-29 2019-07-29 Computer tensile testing machine Active CN210322594U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921220420.5U CN210322594U (en) 2019-07-29 2019-07-29 Computer tensile testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921220420.5U CN210322594U (en) 2019-07-29 2019-07-29 Computer tensile testing machine

Publications (1)

Publication Number Publication Date
CN210322594U true CN210322594U (en) 2020-04-14

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ID=70127116

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921220420.5U Active CN210322594U (en) 2019-07-29 2019-07-29 Computer tensile testing machine

Country Status (1)

Country Link
CN (1) CN210322594U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111896168A (en) * 2020-08-04 2020-11-06 江苏安全技术职业学院 Pressure sensing type electromechanical air pressure detection device
CN111896168B (en) * 2020-08-04 2021-10-08 江苏安全技术职业学院 Pressure sensing type electromechanical air pressure detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111896168A (en) * 2020-08-04 2020-11-06 江苏安全技术职业学院 Pressure sensing type electromechanical air pressure detection device
CN111896168B (en) * 2020-08-04 2021-10-08 江苏安全技术职业学院 Pressure sensing type electromechanical air pressure detection device

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