CN219957152U - Leather stretching detection device - Google Patents
Leather stretching detection device Download PDFInfo
- Publication number
- CN219957152U CN219957152U CN202320995697.5U CN202320995697U CN219957152U CN 219957152 U CN219957152 U CN 219957152U CN 202320995697 U CN202320995697 U CN 202320995697U CN 219957152 U CN219957152 U CN 219957152U
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- base
- leather
- workbench
- hydraulic cylinder
- stretcher
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- 239000010985 leather Substances 0.000 title claims abstract description 49
- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009864 tensile test Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to the technical field of leather production and processing detection, in particular to a leather stretching detection device which comprises a workbench, a stretching device and a jacking device, wherein the stretching device comprises a transverse stretcher and a longitudinal stretcher, the transverse stretcher and the longitudinal stretcher both comprise two clamping assemblies which are symmetrically arranged, one clamping assembly is connected with the workbench in a sliding manner, a telescopic cylinder for controlling the movement of the clamping assembly is connected to the rear of the clamping assembly, the jacking device is arranged in the center of the workbench, the jacking device comprises a first hydraulic cylinder and a top piece, the center of the workbench is provided with a central hole for the movement of the top piece, and the output end of the first hydraulic cylinder is connected with the top piece.
Description
Technical Field
The utility model relates to the technical field of leather production and processing detection, in particular to a leather stretching detection device.
Background
Leather is widely used in many kinds, such as leather sofas, interior or car seats, bags and the like in living homes, and after being produced and molded, leather is subjected to tests such as stretching before leaving a factory.
The utility model discloses a leather bending stretching endurance test machine as disclosed in publication number CN110542608A, which can directly test the bending stretching capability of leather simultaneously through the mutual cooperation among a rolling device, a coil feeding device and a pressure measuring device.
Above-mentioned test machine is through motor drive wind-up roll with leather winding for leather is taut in the test process, and this kind of test mode can only carry out tensile test to leather one direction, and the precision of test is not accurate enough, can't simulate moreover the test receive the situation of other external forces after leather is strained.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the leather stretching detection device which has reasonable and simple structure and strong practicability and can realize the detection of the transverse stretching and the longitudinal stretching of leather.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a leather stretching detection device comprises a workbench, a stretching device and a jacking device,
the stretching device comprises a transverse stretcher and a longitudinal stretcher which are arranged on a workbench in a staggered way,
the transverse stretcher and the longitudinal stretcher both comprise two clamping assemblies which are symmetrically arranged, one clamping assembly is connected with the workbench in a sliding way, the rear part of the clamping assembly is connected with a telescopic cylinder which controls the movement of the clamping assembly,
the jacking device is arranged in the center of the workbench, the transverse stretcher and the longitudinal stretcher are arranged on the outer side of the jacking device, the jacking device comprises a first hydraulic cylinder and a jacking piece, a central hole for the jacking piece to move is formed in the center of the workbench, and the output end of the first hydraulic cylinder is connected with the jacking piece.
The utility model is further provided with: the clamping component comprises a base, a pressing piece and a movable unit, the pressing piece is movably connected with the base through the movable unit,
the movable unit comprises a second hydraulic cylinder, a guide rod and a spring, wherein one end of the guide rod penetrates through the pressing piece and the base to be connected, the spring is sleeved on the outer side of the guide rod, the two ends of the spring are respectively connected with the pressing piece and the base, and the output end of the second hydraulic cylinder penetrates through the base to be connected with the pressing piece so as to control the pressing piece to press down and the base to be matched with clamp leather.
The utility model is further provided with: a supporting seat is arranged below the first hydraulic cylinder, a shaft sleeve is fixed on the peripheral side of the first hydraulic cylinder, the shaft sleeve is rotationally connected with the supporting seat, a driven gear is arranged on the shaft sleeve,
and a motor is further arranged on the supporting seat, and the output end of the motor is connected with a driving gear meshed with the driven gear so that the motor drives the top piece to rotate.
The utility model is further provided with: the base is provided with a groove, the pressing piece is provided with a convex strip matched with the groove corresponding to the groove, the groove is formed along the length direction of the base, and the inner wall of the groove is arc-shaped.
The utility model is further provided with: a sliding groove is arranged on the base of the clamping component connected by the telescopic cylinder,
a movable gap is arranged on the workbench corresponding to the lower part of the base, and a sliding rail matched with the corresponding sliding groove is arranged corresponding to the sliding groove.
The utility model is further provided with: the end face of the top piece is provided with a plurality of anti-slip bulges.
Compared with the defects in the prior art, the utility model has the beneficial effects that:
1. the tensile strength of the detector is detected by stretching in two directions of leather through the transverse stretcher and longitudinal stretching, the detection precision is ensured, and in order to ensure the stability of clamping the leather in the stretching process, the hydraulic cylinder is adopted to drive the pressing piece to press downwards to match with the base, and the leather is extruded between the pressing piece and the base by utilizing the connection of the raised strips and the grooves.
2. Realize further extrusion and kneading the leather after being stretched through setting up roof pressure device to simulate its condition of meetting under the user state, and then improve the precision that detects.
Drawings
FIG. 1 is a first perspective view of the present utility model;
FIG. 2 is a second perspective view of the present utility model;
the device comprises a workbench 1, a jacking device 2, a transverse stretcher 3, a longitudinal stretcher 4, a first clamping assembly 31, a second clamping assembly 41, a base 51, a pressing piece 52, a movable unit 6, a second hydraulic cylinder 61, a guide rod 62, a spring 63, a groove 510, a convex strip 521, a sliding rail 7, a first hydraulic cylinder 21, a top piece 22, a shaft sleeve 211, a supporting seat 8, a motor 9, a driving gear 11 and a driven gear 12. And a telescopic cylinder 10.
Detailed Description
Embodiments of the present utility model are further described with reference to fig. 1-2.
The embodiment is specifically: comprises a workbench 1, a stretching device, a jacking device 2 and a monitoring module.
The monitoring module comprises a PC end and a display end. The motor 9, the hydraulic cylinder and the air cylinder in the stretching device and the jacking device 2 are electrically connected with the PC end, and data are received through the PC end in real time and stored and reflected on the display end.
Stretching device: the leather stretching machine comprises a transverse stretcher 3 and a longitudinal stretcher 4, wherein the transverse stretcher 3 and the longitudinal stretcher 4 are arranged on a workbench 1 in a staggered arrangement, namely, the leather is stretched transversely and longitudinally.
The transverse stretcher 3 and the longitudinal stretcher 4 comprise two clamping assemblies (31 and 32) which are symmetrically arranged, the first clamping assembly 31 is in sliding connection with the workbench 1, and the second clamping assembly 32 is fixed with the workbench 1.
A telescopic cylinder 10 for controlling the movement of the first movable clamping assembly 31 is connected to the rear of the first movable clamping assembly.
The clamping assembly I31 and the clamping assembly II 32 comprise a base 51, a pressing piece 52 and a movable unit 6, and the pressing piece 52 is movably connected with the base 51 through the movable unit 6.
The movable unit 6 comprises a second hydraulic cylinder 61, a guide rod 62 and a spring 63, one end of the guide rod 62 penetrates through the pressing piece 52 and is connected with the base 51, the spring 63 is sleeved on the outer side of the guide rod 62, two ends of the spring 63 are respectively connected with the pressing piece 52 and the base 51, and the output end of the second hydraulic cylinder 61 penetrates through the base 51 and is connected with the pressing piece 52 so as to control the pressing piece 52 to press downwards and the base 51 to clamp leather in a matching manner.
The base 51 is provided with a groove 510, the pressing member 52 is provided with a convex strip 521 corresponding to the groove 510, the groove 510 is provided along the length direction of the base 51, and the inner wall of the groove 510 is arc-shaped.
In the process of extruding leather by the pressing piece 52, the adaptation relationship between the raised strips 521 and the grooves 510 is utilized, so that the stability of the extruded leather is greatly improved, and the clamped position of the extruded leather is ensured not to fall off from the clamping assembly in the process of stretching the extruded leather.
The base 51 of the first clamping component is provided with a sliding groove, and the workbench 1 is provided with a sliding rail 7 matched with the sliding groove corresponding to the sliding groove. A movable gap 101 is formed on the workbench 1 corresponding to the lower part of the base 51, and the movable gap 101 is used for a space in which the second hydraulic cylinder 61 below the workbench 1 for driving the pressing piece 52 to lift can move.
When the stretching detection is carried out, firstly, a worker places four edges of leather on a corresponding base 51, then a first hydraulic cylinder 21 drives a pressing piece 52 to move downwards to be matched with the base 51 to clamp the leather, then a telescopic cylinder for transverse stretching pulls the whole clamping assembly 13 to displace backwards to realize transverse stretching of the leather, working data of the telescopic cylinder is transmitted to a PC end, and similarly, working data of the telescopic cylinder for longitudinal stretching is also transmitted to the PC end. Or both the transverse stretching and the longitudinal stretching of the leather by applying a force to the leather.
The jacking device 2 is arranged in the center of the workbench 1, the transverse stretcher 3 and the longitudinal stretcher 4 are arranged on the outer side of the jacking device 2, the jacking device 2 comprises a first hydraulic cylinder 21 and a top piece 22, a center hole for the top piece 22 to move is formed in the center of the workbench 1, the output end of the first hydraulic cylinder 21 is connected with the top piece 22, and a plurality of anti-skidding bulges are arranged on the end face of the top piece 22.
A supporting seat 8 is arranged below the first hydraulic cylinder 21, a shaft sleeve is fixed on the peripheral side of the first hydraulic cylinder 21, the shaft sleeve is rotationally connected with the supporting seat 8, a driven gear 12 is arranged on the shaft sleeve,
the supporting seat 8 is also provided with a motor 9, and the output end of the motor 9 is connected with a driving gear 11 meshed with a driven gear 12 so that the motor 9 drives the top piece 22 to rotate.
When the leather is rubbed and rotated to be detected, after the leather is straightened and stretched by the transverse stretcher 3 and the longitudinal stretcher 4, the top piece 22 is driven to rise upwards by the first hydraulic cylinder 21, the top piece 22 can be stretched upwards against the upper leather when rising, the detection of stretching of the leather at the other direction position is realized, the top piece 22 is driven to rotate by the motor 9 during the detection, the leather is twisted by the top piece 22, the rubbing and rotating force on the leather is realized, and the precision of leather detection is improved. Both the first hydraulic cylinder 21 and the motor 9 will transmit data to the PC end, and finally the reserved data is read by the PC end.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model, but one skilled in the art can make common changes and substitutions within the scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a leather tensile testing device which characterized in that: comprises a workbench (1), a stretching device and a jacking device (2),
the stretching device comprises a transverse stretcher (3) and a longitudinal stretcher (4), wherein the transverse stretcher (3) and the longitudinal stretcher (4) are arranged on the workbench (1) in a staggered arrangement,
the transverse stretcher (3) and the longitudinal stretcher (4) comprise two clamping assemblies (13, 14) which are symmetrically arranged, one clamping assembly (13) is connected with the workbench (1) in a sliding way, the rear part of the clamping assembly (13) is connected with a telescopic cylinder (10) for controlling the movement of the clamping assembly,
the jacking device (2) is arranged in the center of the workbench (1), the transverse stretcher (3) and the longitudinal stretcher (4) are arranged on the outer side of the jacking device (2), the jacking device (2) comprises a first hydraulic cylinder (21) and a top piece (22), a center hole for the top piece (22) to move is formed in the center of the workbench (1), and the output end of the first hydraulic cylinder (21) is connected with the top piece (22).
2. The leather stretching detection device according to claim 1, wherein: the clamping components (13, 14) comprise a base (51), a pressing piece (52) and a movable unit (6), the pressing piece (52) is movably connected with the base (51) through the movable unit (6),
the movable unit (6) comprises a hydraulic cylinder II (61), a guide rod (62) and a spring (63), one end of the guide rod (62) penetrates through the pressing piece (52) and the base (51) to be connected, the spring (63) is sleeved on the outer side of the guide rod (62), two ends of the spring (63) are respectively connected with the pressing piece (52) and the base (51), and the output end of the hydraulic cylinder II (61) penetrates through the base (51) to be connected with the pressing piece (52) so as to control the pressing piece (52) to press down and the base (51) to be matched with tightly clamp leather.
3. The leather stretching detection device according to claim 1, wherein: a supporting seat (8) is arranged below the first hydraulic cylinder (21), a shaft sleeve is fixed on the peripheral side of the first hydraulic cylinder (21), the shaft sleeve is rotationally connected with the supporting seat (8), a driven gear (12) is arranged on the shaft sleeve,
the supporting seat (8) is also provided with a motor (9), and the output end of the motor (9) is connected with a driving gear (11) meshed with the driven gear (12) so that the motor (9) drives the top piece (22) to rotate.
4. A leather stretching testing device according to claim 2, wherein: the base (51) is provided with a groove (510), the pressing piece (52) is provided with a convex strip (521) which is matched with the groove (510), the groove (510) is arranged along the length direction of the base (51), and the inner wall of the groove (510) is arc-shaped.
5. A leather stretching testing device according to claim 2, wherein: a sliding groove is arranged on a base (51) in the clamping component connected by the telescopic cylinder,
a movable gap (101) is arranged on the workbench (1) corresponding to the lower part of the base (51), and a sliding rail (7) matched with the sliding groove is arranged corresponding to the sliding groove.
6. A leather stretching testing device according to claim 3, wherein: the end face of the top piece (22) is provided with a plurality of anti-slip bulges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320995697.5U CN219957152U (en) | 2023-04-26 | 2023-04-26 | Leather stretching detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320995697.5U CN219957152U (en) | 2023-04-26 | 2023-04-26 | Leather stretching detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957152U true CN219957152U (en) | 2023-11-03 |
Family
ID=88548456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320995697.5U Active CN219957152U (en) | 2023-04-26 | 2023-04-26 | Leather stretching detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219957152U (en) |
-
2023
- 2023-04-26 CN CN202320995697.5U patent/CN219957152U/en active Active
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