CN219870657U - Automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam - Google Patents
Automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam Download PDFInfo
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- CN219870657U CN219870657U CN202321316233.3U CN202321316233U CN219870657U CN 219870657 U CN219870657 U CN 219870657U CN 202321316233 U CN202321316233 U CN 202321316233U CN 219870657 U CN219870657 U CN 219870657U
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- 230000002093 peripheral effect Effects 0.000 abstract description 9
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- 230000007547 defect Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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Abstract
The utility model discloses an upper and lower automatic clamping and unloading device of a testing machine, which is convenient for replacing a cross beam. The key points of the technical scheme are as follows: including the fuselage, set up anchor clamps and lower anchor clamps on the stand of fuselage both sides, the fuselage respectively, be provided with the crossbeam between the stand of both sides, crossbeam and stand sliding connection, the stand internal rotation is connected with the drive lead screw, the crossbeam is including setting up in the stand of both sides relatively and with drive lead screw threaded connection's peripheral board, set up in the inboard connecting plate of peripheral board, set up the fixed plate between the connecting plate of both sides, the peripheral board is fixed through first fastening bolt with the connecting plate, the connecting plate is fixed through the second fastening bolt with the fixed plate. According to the utility model, the first fastening bolt and the second fastening bolt are used for fixing the peripheral plate, the connecting plate and the fixing plate to form the replaceable cross beam, and the inclined groove and the embedded groove are arranged on the inner side of the connecting plate to limit the fixing plate, so that the supporting strength of the fixing plate is improved, and the problems that the cross beam is not easy to replace and the service life is short are solved.
Description
Technical Field
The utility model relates to the technical field of testers, in particular to an upper and lower automatic clamping and unloading device of a tester, which is convenient for replacing a cross beam.
Background
The testing machine, in a broad sense, is an instrument that verifies the quality or performance of a product or material as desired by design before it is put into service. As can be seen from the definition, all instruments for verifying quality or performance can be called testers, and the testers are precise test instruments for measuring mechanical properties, technological properties, internal defects and dynamic unbalance of rotating parts of metal materials, nonmetallic materials, physical property mechanical parts, engineering structures and the like under various conditions and environments.
The testing machine is in pressing from both sides the unloading in-process, according to the test of tensile testing machine or pressure testing machine, the anchor clamps for fixed test work piece can remove according to the test direction, at the in-process that removes, can atress simultaneously for the crossbeam of mounting fixture, under long-time tensile test, the crossbeam that is used for supporting mounting fixture produces fatigue easily under long-time concentrated atress and leads to appearing the crack, leads to can't reaching the optimal test force, and the accuracy of the test result of its detection also can produce the influence.
Therefore, a testing machine with a long service life and replaceable cross beam is provided to solve the problem.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an upper and lower automatic clamping and unloading device of a testing machine, which is convenient for replacing a beam, wherein an outer plate and a connecting plate are fixed through a first fastening bolt, the connecting plate and the fixing plate are fixed through a second fastening bolt to form a replaceable beam, and the inner side of the connecting plate is provided with a chute and a jogged groove to limit the fixing plate, so that the supporting strength of the fixing plate is improved, and the problems that the beam is not easy to replace and the service life is short are solved.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides an automatic clamp of testing machine from top to bottom and unload device convenient to change crossbeam, includes the fuselage, sets up on stand, the fuselage of fuselage both sides respectively be provided with anchor clamps and lower anchor clamps, both sides be provided with the crossbeam between the stand, crossbeam and stand sliding connection, the rotation is connected with the drive lead screw in the stand, the crossbeam is including setting up in the stand of both sides relatively and with drive lead screw threaded connection's outer sideboard, setting up in the inboard connecting plate of sideboard, setting up the fixed plate between the connecting plate of both sides, outer sideboard is fixed through first fastening bolt with the connecting plate, the connecting plate is fixed through the second fastening bolt with the fixed plate.
Through adopting above-mentioned technical scheme, the stand internal rotation of both sides is connected with the drive lead screw, start the drive lead screw, actuating mechanism output drives the drive lead screw and rotates in the stand, crossbeam and stand are threaded connection, under the further restriction of fixed column, the crossbeam is with the length direction of stand to straight reciprocating motion, thereby realize the interval adjustment between anchor clamps and the lower anchor clamps, the crossbeam includes the relative setting in fuselage both sides and with stand threaded connection's peripheral board, set up in the peripheral inboard and the connecting plate that the peripheral board is connected through first fastening bolt, still carry out the fixed plate that is connected through the second fastening bolt between the connecting plate of both sides, the crossbeam is when needs to change after long-time use, change corresponding connecting piece through demolishing first fastening bolt and second fastening bolt according to impaired position can, when last anchor clamps and lower anchor clamps are tensile to test work piece, connecting plate and peripheral board atress simultaneously, compared the crossbeam that integrated into one piece set up, the atress point diminishes, be difficult for leading to the middle part position of crossbeam easily to produce the crack or impaired because stress concentration, can lengthen the holistic life of crossbeam, also make things convenient for the operator to change after producing.
The utility model is further provided with: the inner wall of one side of connecting plate is provided with the chute, set up the gomphosis groove in the connecting plate, the both sides of fixed plate are provided with the cardboard with gomphosis groove looks gomphosis, the equal fixedly connected with mounting panel in top and the bottom of fixed plate, the first mounting hole that is used for installing second fastening bolt has all been seted up on mounting panel and the connecting plate.
Through adopting above-mentioned technical scheme, during the installation fixed plate, through the cardboard with the both sides fixed connection of fixed plate correspond the gomphosis groove of seting up on the connecting plate, the position of the chute that the both sides of fixed plate correspond with the fixed plate card go into between the connecting plate that both sides set up for the fixed plate is connected with the connecting plate, and fixed plate and connecting plate after the connection are fixed through the first mounting hole that the second fastening bolt installed into the correspondence seting up in to fixed plate and connecting plate.
The utility model is further provided with: the connecting plate is provided with a connecting groove, the connecting plate is provided with a connecting block matched with the connecting groove, and the connecting block and the connecting plate are provided with second mounting holes for mounting the first fastening bolts.
Through adopting above-mentioned technical scheme, the connecting plate is connected through the spread groove of seting up on fixed connecting block of one side and the peripheral board, and is fixed through first fastening bolt after the connection.
The utility model is further provided with: the connecting plate is provided with a sliding groove, two sides of the machine body are provided with fixing columns, and the sliding groove is in sliding connection with the fixing columns.
Through adopting above-mentioned technical scheme, the spout of seting up on the connecting plate and the fixed column that the fuselage both sides set up carry out further restriction to the removal of crossbeam.
The utility model is further provided with: the bottom of the machine body is provided with a base.
Through adopting above-mentioned technical scheme, the base that the bottom of fuselage set up can increase the area of contact between fuselage and the ground, promotes the stability of fuselage.
The utility model is further provided with: the bottom of fuselage is provided with actuating mechanism, actuating mechanism is including setting up band pulley and the drive belt in the drive screw bottom, the drive belt passes through the motor and drives.
Through adopting above-mentioned technical scheme, actuating mechanism includes motor, band pulley and drive belt, and the output shaft of motor is fixed with one of them band pulley to drive one of them band pulley and rotate, two band pulleys pass through the drive belt transmission and connect, thereby drive another one band pulley and rotate, two band pulleys correspond and drive two drive lead screws and rotate, thereby drive the horizontal pole with drive lead screw threaded connection and do sharp reciprocating motion along the length direction of stand, because of actuating mechanism is prior art and wide application in this field, consequently, do not carry out in addition.
In summary, the utility model has the following beneficial effects:
1. when the cross beam needs to be replaced after long-time use, the corresponding connecting parts are replaced by removing the first fastening bolts and the second fastening bolts according to the damaged positions;
2. when the upper clamp and the lower clamp stretch test workpieces, the fixing plate is stressed, the connecting plate and the outer plate are stressed simultaneously, compared with the cross beam which is integrally formed, the stress points are reduced, the middle position of the cross beam is not easy to crack or damage due to stress concentration, the service life of the whole cross beam can be prolonged, and an operator can conveniently replace the cross beam after damage is generated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a front view of the present utility model;
fig. 3 is a schematic structural view of the driving mechanism of the present utility model.
In the figure: 1. a clamp is arranged; 2. a lower clamp; 3. a body; 4. a base; 5. a chute; 6. fixing the column; 7. driving a screw rod; 8. a second fastening bolt; 9. a first fastening bolt; 10. a clamping plate; 11. a column; 12. a fixing plate; 13. a connecting plate; 14. an outer edge plate; 15. a belt wheel; 16. a transmission belt; 17. and a motor.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the present utility model will be described in further detail with reference to the accompanying drawings and the specific embodiments, and it should be noted that the embodiments of the present utility model and features in the embodiments may be combined with each other without conflict.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "sleeved," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The present utility model will be described in detail below with reference to the accompanying drawings.
The utility model provides an automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam, as shown in fig. 1 and 2, including fuselage 3, set up in the stand 11 of fuselage 3 both sides, be provided with anchor clamps 1 and lower anchor clamps 2 on the fuselage 3 respectively, be provided with the crossbeam between the stand 11 of both sides, crossbeam and stand 11 sliding connection, stand 11 internal rotation is connected with drive lead screw 7, the crossbeam includes the relative setting in stand 11 of both sides and with drive lead screw 7 threaded connection's exterior flange 14, set up in the inboard connecting plate 13 of exterior flange 14, set up the fixed plate 12 between the connecting plate 13 of both sides, exterior flange 14 is fixed through first fastening bolt 9 with connecting plate 13, connecting plate 13 is fixed through second fastening bolt 8 with fixed plate 12.
The inner wall of one side of connecting plate 13 is provided with chute 5, the gomphosis groove has been seted up in the connecting plate 13, the both sides of fixed plate 12 are provided with the cardboard 10 with gomphosis groove looks gomphosis, the equal fixedly connected with mounting panel in top and bottom of fixed plate 12, the first mounting hole that is used for installing second fastening bolt 8 has all been seted up on mounting panel and the connecting plate 13, set up the spread groove on the outer sideboard 14, be provided with on the connecting plate 13 with the spread groove matched connection piece, the second mounting hole that is used for installing first fastening bolt 9 has all been seted up on connecting block and the connecting plate 13, the spout has been seted up on the connecting plate 13, the both sides of fuselage 3 are provided with fixed column 6, spout and fixed column 6 sliding connection, the bottom of fuselage 3 is provided with base 4.
As shown in fig. 3, a driving mechanism is arranged at the bottom of the machine body 3, the driving mechanism comprises a belt wheel 15 and a driving belt 16 which are arranged at the bottom of the driving screw rod 7, and the driving belt 16 is driven by a motor 17.
The using method comprises the following steps: starting the driving screw rod 7, outputting the driving screw rod 7 by the driving mechanism to rotate in the upright 11, wherein the cross beam is in threaded connection with the upright 11, under the further limit of the fixed column 6, the cross beam makes linear reciprocating motion in the length direction of the upright 11, thereby realizing the interval adjustment between the upper clamp 1 and the lower clamp 2, the cross beam comprises outer side plates 14 which are oppositely arranged at two sides of the machine body 3 and are in threaded connection with the upright 11, connecting plates 13 which are arranged in the outer side plates 14 and are connected by the first fastening bolts 9, fixing plates 12 which are connected between the connecting plates 13 at two sides by the second fastening bolts 8, and when the cross beam needs to be replaced after long-time use, corresponding connecting parts can be replaced by removing the first fastening bolts 9 and the second fastening bolts 8 according to damaged positions.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. The utility model provides an automatic clamp of testing machine from top to bottom and unload device convenient to change crossbeam, includes fuselage (3), sets up on stand (11) of fuselage (3) both sides, fuselage (3) respectively be provided with anchor clamps (1) and lower anchor clamps (2), both sides be provided with the crossbeam between stand (11), crossbeam and stand (11) sliding connection, stand (11) internal rotation is connected with drive lead screw (7), its characterized in that: the beam comprises an outer plate (14) which is oppositely arranged in the upright posts (11) at two sides and is in threaded connection with the driving screw rod (7), a connecting plate (13) which is arranged at the inner side of the outer plate (14) and a fixing plate (12) which is arranged between the connecting plates (13) at two sides, wherein the outer plate (14) and the connecting plate (13) are fixed through a first fastening bolt (9), and the connecting plate (13) and the fixing plate (12) are fixed through a second fastening bolt (8).
2. The automatic vertical clamping and unloading device for the testing machine, which is convenient for replacing the cross beam, according to claim 1, is characterized in that: the novel connecting plate is characterized in that a chute (5) is arranged on the inner wall of one side of the connecting plate (13), a jogging groove is formed in the connecting plate (13), clamping plates (10) jogged with the jogging groove are arranged on two sides of the fixing plate (12), mounting plates are fixedly connected to the top and the bottom of the fixing plate (12), and first mounting holes for mounting second fastening bolts (8) are formed in the mounting plates and the connecting plate (13).
3. The automatic vertical clamping and unloading device for the testing machine, which is convenient for replacing the cross beam, according to claim 1, is characterized in that: the connecting plate (13) is provided with a connecting block matched with the connecting groove, and the connecting block and the connecting plate (13) are provided with second mounting holes for mounting the first fastening bolts (9).
4. The automatic vertical clamping and unloading device for the testing machine, which is convenient for replacing the cross beam, according to claim 1, is characterized in that: the connecting plate (13) is provided with a sliding groove, two sides of the machine body (3) are provided with fixing columns (6), and the sliding groove is in sliding connection with the fixing columns (6).
5. The automatic vertical clamping and unloading device for the testing machine, which is convenient for replacing the cross beam, according to claim 1, is characterized in that: the bottom of the machine body (3) is provided with a base (4).
6. The automatic vertical clamping and unloading device for the testing machine, which is convenient for replacing the cross beam, according to claim 1, is characterized in that: the bottom of the machine body (3) is provided with a driving mechanism, the driving mechanism comprises a belt wheel (15) and a transmission belt (16), the belt wheel (15) and the transmission belt (16) are arranged at the bottom of the driving screw rod (7), and the transmission belt (16) is driven by a motor (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321316233.3U CN219870657U (en) | 2023-05-26 | 2023-05-26 | Automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321316233.3U CN219870657U (en) | 2023-05-26 | 2023-05-26 | Automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219870657U true CN219870657U (en) | 2023-10-20 |
Family
ID=88345575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321316233.3U Active CN219870657U (en) | 2023-05-26 | 2023-05-26 | Automatic clamping and unloading device from top to bottom of testing machine convenient to change crossbeam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219870657U (en) |
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2023
- 2023-05-26 CN CN202321316233.3U patent/CN219870657U/en active Active
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