CN214472311U

CN214472311U - Tensile machine convenient to change anchor clamps

Info

Publication number: CN214472311U
Application number: CN202120667549.1U
Authority: CN
Inventors: 王治庭; 汪剑峰; 曹楠楠
Original assignee: Shanghai Kaizhong Auto Parts Co ltd
Current assignee: Shanghai Kaizhong Auto Parts Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-10-22
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to an industrial test equipment technical field especially relates to a tensile machine convenient to change anchor clamps, it includes the base and the fixed portal frame that sets up on the base top, the portal frame includes two sets of stands and the fixed crossbeam that sets up on the stand top, the spout has all been seted up along vertical direction to the inboard of coexistence post, be provided with the elevating platform between the coexistence post, the both ends and the spout of elevating platform slide and are connected, the crossbeam top is provided with the driving piece that the drive elevating platform goes up and down, the bottom of elevating platform and the top of base are all fixed and are provided with the mount pad, it is equipped with anchor clamps to insert on the mount pad, the counter bore has been seted up on the lateral wall of mount pad, the counter bore internalization is provided with the stop pin, set up on the lateral wall on anchor clamps top and supply the male locking hole of locking pin tip, the activity is provided with the locking piece that is used for locking the locking in the locking hole on the lateral wall of mount pad. Anchor clamps in this application can be changed according to different material properties, have extensive applicability's advantage.

Description

Tensile machine convenient to change anchor clamps

Technical Field

The application relates to the technical field of industrial test equipment, in particular to a tensile machine convenient for replacing a clamp.

Background

The tension tester is also called a universal material tester. The universal tester is a mechanical stress tester for testing mechanical properties such as static load, tension, compression, bending, shearing, tearing and peeling of instruments and equipment for various materials, is suitable for testing various physical and mechanical properties of materials such as plastic plates, pipes, profiled bars, plastic films, rubber, electric wires and cables, steel, glass fibers and the like, is used for material development, and is indispensable detection equipment for physical property testing, teaching research, quality control and the like. The tension machine clamp is used as an important component of an instrument, and tension clamps of different types are suitable for different materials, so that the tension machine clamp is an important factor for ensuring the smooth test and the accuracy of the test result.

The tensile machine in the correlation technique comprises a portal frame and a lifting platform, wherein the portal frame comprises two stand columns and a cross beam, the inner sides of the two stand columns are slidably provided with the lifting platform, a driving piece is arranged at the top end of the lifting platform, the bottom ends of the stand columns are located at the bottom of the lifting platform, a base is fixedly arranged on the bottom ends of the stand columns, clamps are fixedly arranged on the bottom ends of the lifting platform and the top end of the base, and the clamps are single in model and cannot be replaced.

SUMMERY OF THE UTILITY MODEL

For making anchor clamps can change according to different materials, this application provides the pulling force machine of change anchor clamps convenient to.

The application provides a tensile machine convenient to change anchor clamps adopts following technical scheme:

a tensile machine convenient for replacing a clamp comprises a base and a portal frame fixedly arranged at the top end of the base, wherein the portal frame comprises two groups of stand columns and a cross beam fixedly arranged at the top ends of the stand columns, sliding grooves are formed in the inner sides of the two stand columns along the vertical direction, a lifting table is arranged between the two stand columns, two ends of the lifting table are connected with the sliding grooves in a sliding mode, a driving piece for driving the lifting table to lift is arranged at the top end of the cross beam, mounting seats are fixedly arranged at the bottom end of the lifting table and the top end of the base, and the clamp is inserted into the mounting seats;

the outer side wall of the mounting seat is provided with a counter bore, a locking pin is movably arranged in the counter bore, the outer side wall of the clamp is provided with a locking hole for inserting the end part of the locking pin, and the outer side wall of the mounting seat is movably provided with a locking piece for locking the end part of the locking pin in the locking hole.

Through adopting above-mentioned technical scheme, when needing to change the anchor clamps of different models according to material property, can keep away from the stop pin with the locking piece earlier, relieve the spacing to the locking pin, take out the tip of stop pin in the locking hole back again, can take off anchor clamps, can insert the mount pad with waiting to change anchor clamps this moment in, and through removing stop pin and locking piece in proper order, realize the fastening to anchor clamps, thereby the applicable different materials of tensile machine, ensured going on smoothly and the experimental result degree of accuracy of its experiment.

Preferably, the locking piece is a fixed sleeve, and the fixed sleeve is in threaded connection with the outer side wall of the mounting seat.

Through adopting above-mentioned technical scheme, when needing to change the anchor clamps of different models according to material property, only need rotate the adapter sleeve, through being close to or keeping away from of adapter sleeve inside wall and stop pin, can realize the locking or the activity of stop pin, then make when the change of anchor clamps is convenient, more firm, and the applicable different materials of tensile machine, its experimental going on smoothly and the test result degree of accuracy homoenergetic can be ensured.

Preferably, the locking pin is fixedly provided with a butt block at one end close to the fixed sleeve, the top surface of the butt block is flush with the peripheral side wall of the mounting seat, and the butt block is provided with an arc surface towards one side of the fixed sleeve.

Through adopting above-mentioned technical scheme, when needing to rotate the adapter sleeve and fix anchor clamps, adapter sleeve's bottom and the cambered surface looks butt of butt piece drive then the tip of stop pin and insert in the locking hole, saved the manual step of inserting the locking pin in the locking hole, then make the change of anchor clamps convenient, and the extensive applicability of pulling force machine, can carry out accurate measurement to the material of different materials.

Preferably, the locking pin is sleeved with a first spring, one end of the first spring is fixed to the bottom end of the abutting block, and the other end of the first spring is fixed to the hole wall of the counter bore.

Through adopting above-mentioned technical scheme, when needing to rotate the adapter sleeve and take off anchor clamps, behind the cambered surface of butt joint piece was kept away from to adapter sleeve's bottom, the first spring that is in compression state acted on the bottom of butt joint piece, then drives the tip of stop pin and keeps away from the locking hole, compares manual taking out in the stop pin self-locking hole for the change of anchor clamps is more convenient, thereby has ensured the suitability of pulling force machine, can carry out accurate measurement to the material of different materials.

Preferably, the locking piece is a locking plate, and a sliding rail for the sliding of the locking plate is fixed on the side edge of the mounting seat, which is located in the counter bore.

Through adopting above-mentioned technical scheme, when needing to change the anchor clamps of different models according to material property, only need follow the slide rail direction locking plate that slides, through the butt of locking plate inside wall and stop pin or keep away from, can realize the locking or the activity of stop pin, then make anchor clamps removable the time, it is more firm, difficult bump the emergence because of vibrations or mistake and drop, and pulling force machine extensive applicability, can carry out accurate, stable measurement to the material of different properties.

Preferably, one end, close to the locking pin, of the locking plate is provided with an arc surface inclined towards one side of the locking pin, and one end, far away from the mounting seat, of the locking plate is provided with friction lines.

Through adopting above-mentioned technical scheme, when needing to slide the locking plate along the slide rail direction and fix anchor clamps, place the friction line department at the locking plate with the finger to the tip looks butt of cambered surface and the stop pin of drive locking plate bottom, then drive the other end of stop pin and insert in the locking hole, need not to insert the stop pin with the hand again in the locking hole, when the change of anchor clamps is convenient, ensured the suitability of tensile machine, the accessible is changed anchor clamps and is carried out accurate measurement to the material of different materials.

Preferably, the locking pin is kept away from to the locking plate one end along the fixed compression spring that is provided with of vertical direction, the other end and the slide rail of compression spring are kept away from the one end of locking plate and are fixed.

Through adopting above-mentioned technical scheme, the locking plate that slides fixes the back to the anchor clamps, and compression spring of compression state continuously acts on the locking plate for the locking plate is difficult to bump because of vibrations or mistake and takes place to slide, has ensured the steady operation of anchor clamps then, and the pulling force machine is when testing, is difficult to bump because of vibrations or mistake and takes place the test deviation, can obtain accurate measured data.

Preferably, a second spring is sleeved on the locking pin, one end of the second spring is fixed with the locking pin, and the other end of the second spring is fixed with the hole wall of the counter bore.

Through adopting above-mentioned technical scheme, when needing to slide the locking plate and take off anchor clamps, after the tip of stop pin was kept away from to the terminal surface of locking plate, the second spring that is in compression state acted on the stop pin to the tip that drives the stop pin pops out in the locking hole, compares manually taking out, and more convenient high efficiency, and the suitability of pulling force machine obtains the guarantee, and the accessible is changed anchor clamps and is carried out accurate measurement to the material of different materials.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the fixture is replaced by arranging the locking piece and the locking pin, the tensile machine can be suitable for measuring materials with different properties, the replacement process is simple and convenient, the fixture can be taken down only by firstly keeping the locking piece away from the locking pin, releasing the limit of the locking pin and then taking the end part of the locking pin out of the locking hole, the fixture to be replaced can be inserted into the mounting seat, and the fastening of the fixture is realized by sequentially moving the locking pin and the locking piece, so that the test can be smoothly carried out, and the test result is accurate;

2. the locking pin is locked or moved by the arrangement of the fixing sleeve, when clamps of different types need to be replaced according to material properties, the locking pin can be taken out only by rotating the fixing sleeve to be far away from the locking pin, so that the clamps are more convenient to replace, the application range of the tensile machine is wide, when the tensile machine is applied to materials of different properties, the test can still be smoothly carried out, and the test result is accurate;

3. this application is through following the slide rail direction locking plate that slides for the locking plate inside wall is kept away from with the butt of stop pin, has realized locking or the activity to the stop pin, makes anchor clamps can change according to material property then, and the installation is more firm, is difficult for bumping because of vibrations or mistake and takes place to drop, thereby the tensile machine can carry out accuracy, stable measurement to the material of different properties.

Drawings

FIG. 1 is a schematic view of the overall structure of a tensile machine which facilitates the replacement of a clamp in embodiment 1 of the present application;

FIG. 2 is a schematic cross-sectional view of a fixture and a mounting base in embodiment 1 of the present application;

FIG. 3 is a schematic view of the overall structure of a tensile machine which facilitates the replacement of clamps in embodiment 2 of the present application;

fig. 4 is a schematic cross-sectional view of a fixture and a mounting base in embodiment 2 of the present application.

Reference numerals: 1. a base; 2. a gantry; 21. a column; 22. a cross beam; 3. a chute; 4. a lifting platform; 5. a drive member; 6. a mounting seat; 7. a clamp; 8. a counter bore; 9. a locking pin; 10. a locking hole; 11. a locking member; 12. a butting block; 13. a first spring; 14. a slide rail; 15. a compression spring; 16. a second spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Example 1

The tensile machine comprises a base 1, a portal frame 2 and a lifting table 4, wherein the portal frame 2 comprises two groups of vertical columns 21 fixedly arranged at the top end of the base 1 along the vertical direction, and the top ends of the two vertical columns 21 are vertically and fixedly provided with a cross beam 22, and the tensile machine is convenient for replacing a clamp, and is shown in the figures 1 and 2. The inboard of two stands 21 has all been seted up spout 3 along vertical direction, and elevating platform 4 slides along vertical direction and sets up between two sets of stands 21, and the both ends of elevating platform 4 slide with spout 3 and be connected. The top end of the beam 22 on the column 21 is fixedly provided with a driving part 5 for driving the lifting table 4 to lift, the driving part 5 is a motor, an output shaft of the motor is fixedly provided with a screw rod, and the screw rod is connected with the end part of the lifting table 4. The bottom of elevating platform 4 and the top of base 1 all fixedly are provided with mount pad 6, and mount pad 6 is tube-shape mount pad 6, is provided with anchor clamps 7 on the mount pad 6.

When a mechanical property test is required to be performed on a material to be tested, two ends of the material are clamped on the base 1 and the lifting platform 4 respectively by the clamp 7, the lifting platform 4 is driven to lift by the starting motor, a mechanical force is applied to the material to be tested, and when the material to be tested is broken, the test property of the material to be tested can be obtained.

For make anchor clamps 7 can change according to different material properties, ensure then that the tensile machine goes on smoothly and the degree of accuracy of test result in the test process, refer to fig. 1 and fig. 2, counter bore 8 has been seted up on the lateral wall of mount pad 6, the activity is provided with stop pin 9 in the counter bore 8, anchor clamps 7 have been located and have been seted up locking hole 10 on the lateral wall in mount pad 6, set up locking piece 11 on the lateral wall of mount pad 6, locking piece 11 is fixed sleeve, fixed sleeve's inside wall and mount pad 6's lateral wall threaded connection.

When needing to change anchor clamps 7 of different models according to material property, only need rotate fixed sleeve, through fixed sleeve inside wall and being close to or keeping away from of stop pin 9, can realize the locking or the activity of stop pin 9 tip and locking hole 10, then make anchor clamps 7's change convenient simultaneously, it is more firm to the applicable different materials of pulling force machine have ensured going on smoothly and the test result degree of accuracy of its experiment.

In order to further improve the replacement efficiency of the clamp 7, referring to fig. 1 and 2, one end of the locking pin 9 located outside the mounting seat 6 is fixedly provided with an abutting block 12, and one side of the abutting block 12 facing the fixed sleeve is provided with a cambered surface. The top surface of the abutting block 12 is set to be a plane flush with the peripheral side wall of the mounting seat 6, a first spring 13 is fixedly arranged at the bottom end of the abutting block 12, the first spring 13 is sleeved on the locking pin 9, and the other end of the first spring 13 is fixed with the hole wall of the counter bore 8.

When the clamp 7 needs to be taken down, the fixing sleeve is rotated firstly, the bottom end of the fixing sleeve is far away from the cambered surface of the abutting block 12, the first spring 13 in a compressed state acts on the bottom end of the abutting block 12, and the clamp 7 can be taken down after the end part of the locking pin 9 is driven to be far away from the locking hole 10. After having changed anchor clamps 7, rotate the adapter sleeve once more and fix it, after adapter sleeve's bottom and the cambered surface looks butt of butt piece 12, the tip that drives stop pin 9 inserts in the locking hole 10, can realize getting the fixed of anchor clamps 7, compares and manually gets locking pin 9 and put, and anchor clamps 7 change is convenient, and has ensured the suitability of pulling force machine, can carry out accurate measurement to the material of different materials.

The working process and the implementation principle of the embodiment 1 are as follows: when the clamp 7 of different models needs to be replaced according to the material property, the fixing sleeve is only required to be rotated firstly, so that the fixing sleeve is far away from the locking pin 9, and the clamp 7 can be taken down after the locking pin 9 is popped up under the action of the first spring 13. After will treating that change anchor clamps 7 inserts in mount pad 6, rotate the adapter sleeve once more for the adapter sleeve is close to stop pin 9, the cambered surface butt on adapter sleeve's bottom and the butt piece 12, and insert stop pin 9 in the locking hole 10, realize then fixed to anchor clamps 7, when changing conveniently, the suitability of pulling force machine is wider, can carry out stable, accurate measurement to the material of the nature of difference.

Example 2

Referring to fig. 3 and 4, the present embodiment is different from embodiment 1 in that the locking element 11 is a locking piece, and a slide rail 14 for sliding the locking piece is fixed in the mounting seat 6 along the vertical direction on the peripheral side of the counter bore 8. The fixed compression spring 15 that is provided with of one end that locking pin 9 was kept away from to the locking plate, the one end that locking plate was kept away from to compression spring 15's the other end and slide rail 14 is fixed, carries out the in-process of locking through the locking plate to locking pin 9, and compression spring 15 continuously acts on the locking plate, and then the locking plate is difficult for bumping because of vibrations or mistake and takes place to slide, has ensured the steady operation of anchor clamps 7.

When the clamps 7 of different models need to be replaced according to the material properties, the locking plate slides along the direction of the sliding rail 14, so that the inner side wall of the locking plate is far away from the locking pin 9, and then the clamps 7 can be taken down after the locking pin 9 is taken out from the locking hole 10. Treat anchor clamps 7 with trade the completion after, can slide the locking plate once more, cooperation compression spring 15's effect for the inside wall and the stop pin 9 of locking plate support tightly, realize then that anchor clamps 7 are removable, and difficult because of vibrations or mistake bump the emergence and drop when anchor clamps 7 are removable.

In order to facilitate the replacement of the clamp 7, referring to fig. 3 and 4, one end of the locking plate close to the locking pin 9 is provided with an arc surface inclined towards one side of the locking pin 9, and one end of the locking plate far away from the mounting seat 6 is provided with friction lines. A second spring 16 is sleeved on the locking pin 9, one end of the second spring 16 is fixed with the locking pin 9, and the other end of the second spring 16 is fixed with the hole wall of the counter bore 8.

When the clamp 7 needs to be taken down, the locking plate slides firstly, after the end face of the locking plate is far away from the end part of the locking pin 9, the second spring 16 in a compressed state acts on the locking pin 9, the end part of the locking pin 9 is driven to pop out from the locking hole 10, and the clamp 7 can be replaced at the moment. When needing to fix anchor clamps 7, place the friction line department at the locking plate with the finger, the locking plate slides once more to drive the cambered surface of locking plate bottom and the tip looks butt of stop pin 9, then drive the other end of stop pin 9 and insert in locking hole 10, compare manually take out or insert stop pin 9, more convenient high efficiency, and ensured the suitability of pulling force machine, the accessible is changed anchor clamps 7 and is carried out accurate measurement to the material of different materials.

The working process and the implementation principle of the embodiment 2 are as follows: when the clamps 7 of different models need to be replaced according to the material property, the locking plate only needs to slide along the direction of the sliding rail 14, so that the locking plate is far away from the locking pin 9, and the clamps 7 can be taken down after the locking pin 9 is popped up under the action of the second spring 16. After will treating that change anchor clamps 7 inserts in mount pad 6, the locking plate that slides once more, through the cambered surface and the 9 butts of stop pin of locking plate bottom, can insert locking hole 10 with stop pin 9 in, then realize the fixed to anchor clamps 7, when changing conveniently, the suitability of pulling force machine is wider, can carry out stable, accurate measurement to the material of the nature of difference.

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

1. The tensile machine convenient for replacing the clamp is characterized by comprising a base (1) and a portal frame (2) fixedly arranged at the top end of the base (1), wherein the portal frame (2) comprises two groups of stand columns (21) and a cross beam (22) fixedly arranged at the top ends of the stand columns (21), slide grooves (3) are formed in the inner sides of the two stand columns (21) along the vertical direction, a lifting table (4) is arranged between the two stand columns (21), two ends of the lifting table (4) are connected with the slide grooves (3) in a sliding mode, a driving piece (5) for driving the lifting table (4) to lift is arranged at the top end of the cross beam (22), mounting seats (6) are fixedly arranged at the bottom end of the lifting table (4) and the top end of the base (1), and a clamp (7) is inserted in the mounting seats (6);

counter bore (8) have been seted up on the lateral wall of mount pad (6), counter bore (8) internalization is provided with stop pin (9), set up on the lateral wall on anchor clamps (7) top and supply stop pin (9) tip male locking hole (10), the activity is provided with on the lateral wall of mount pad (6) and is used for locking stop pin (9) tip locking piece (11) in locking hole (10).

2. Tensile machine facilitating the change of clamps according to claim 1, characterized in that the locking element (11) is a fixing sleeve screwed to the outer side wall of the mounting seat (6).

3. The tensile machine convenient for replacing the clamp as recited in claim 2, wherein one end of the locking pin (9) close to the fixed sleeve is fixedly provided with a butt block (12), the top surface of the butt block (12) is flush with the peripheral side wall of the mounting seat (6), and one side of the butt block (12) facing the fixed sleeve is provided with an arc surface.

4. The tensile machine convenient for replacing the clamp as claimed in claim 3, wherein the locking pin (9) is sleeved with a first spring (13), one end of the first spring (13) is fixed with the bottom end of the abutting block (12), and the other end of the first spring (13) is fixed with the hole wall of the counter bore (8).

5. The tensile machine convenient for replacing the clamp according to claim 1, wherein the locking piece (11) is a locking piece, and a slide rail (14) for sliding the locking piece is fixed on the side edge of the mounting seat (6) positioned at the counter bore (8).

6. A tensile machine facilitating jig replacement as defined in claim 5, wherein the end of the lock plate close to the lock pin (9) is provided with an arc surface inclined toward the lock pin (9) side, and the end of the lock plate remote from the mount (6) is provided with friction lines.

7. The tensile machine convenient for replacing the clamp as recited in claim 6, wherein one end of the lock plate far away from the locking pin (9) is fixedly provided with a compression spring (15) along the vertical direction, and the other end of the compression spring (15) is fixed with one end of the slide rail (14) far away from the lock plate.

8. The tensile machine convenient for replacing the clamp as recited in claim 7, wherein a second spring (16) is sleeved on the locking pin (9), one end of the second spring (16) is fixed with the locking pin (9), and the other end of the second spring (16) is fixed with the hole wall of the counter bore (8).