CN213544177U

CN213544177U - Cement mortar plain bumper examination mould closing device

Info

Publication number: CN213544177U
Application number: CN202022414285.7U
Authority: CN
Inventors: 魏代娇; 王赶; 刘振华; 李东
Original assignee: Shandong Lanao Environmental Protection Technology Co ltd
Current assignee: Shandong Lanao Environmental Protection Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-25
Anticipated expiration: 2030-10-26

Abstract

The utility model relates to a tight device of cement mortar plain bumper examination mould belongs to the field of cement mortar plain bumper, and it includes can dismantle to connect in the fixture and deviates from the supporting mechanism of brace table one side, and sliding connection has the compression bar in the supporting mechanism, and when fixture rotated to the horizontality, the vertical slip of compression bar just passed fixture butt in the examination mould upper surface towards examination mould one end, is provided with in the supporting mechanism and supports tight shore mechanism with the compression bar. This application has the condition that reduces the examination mould and take place to slide in the vibration process, increases the effect of examination mould stability on a supporting bench.

Description

Cement mortar plain bumper examination mould closing device

Technical Field

The application relates to the field of concrete detection equipment, in particular to a cement mortar jolt ramming table test mold pressing device.

Background

The cement mortar jolt ramming table is a device for testing the strength of a tested cement sample, and is suitable for jolt ramming forming tests during preparation of cement mortar samples.

The utility model discloses a chinese utility model patent that the publication number is CN206450495U discloses a cement mortar plain bumper, and it includes the rack, sets up brace table on the rack, installs the vibrating device on the rack, and the vibrating device is contradicted and is connected a brace table, has placed the examination mould on the brace table, and the last articulated fixture that will examine the mould and block that has of brace table is provided with the snap ring with fixture and examination mould chucking on the brace table. And placing the test mold on the upper surface of the support table, pressing the test mold by the fixture, and clamping the fixture and the test mold by the clamping ring.

In view of the above-mentioned related art, the inventor believes that the test mold is likely to slide during the vibration process due to insufficient pressing force between the jig and the test mold during the vibration process, resulting in the test mold slipping off the support table.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition that the examination mould takes place to slide at the vibration in-process, this application provides a cement mortar plain bumper examination mould closing device.

The application provides a tight device of cement mortar plain bumper examination mould adopts following technical scheme:

the utility model provides a tight device of cement mortar plain bumper examination mould, includes to dismantle to connect in the fixture and deviates from the supporting mechanism of a supporting bench one side, sliding connection has the compression bar in the supporting mechanism, when fixture rotates to the horizontality, the vertical slip of compression bar just compresses tightly the pole and passes fixture butt in examination mould upper surface towards examination mould one end, be provided with in the supporting mechanism and support the tight mechanism of top that supports with the compression bar.

Through adopting above-mentioned technical scheme, will try the mould and place on a supporting bench, fixture rotate to the horizontality, and fixture butt in trying the mould upper surface, and the butt is stretched out in trying the mould upper surface from the supporting mechanism to the compression bar, and the top props the mechanism and supports the compression bar tightly at trying the mould upper surface to effectively reduce the condition that tries the mould and take place to slide at the plain bumper in-process, increase the stability of trying the mould on a supporting bench.

Optionally, the supporting mechanism includes a supporting plate located on one side, away from the test mold, of the fixture, supporting blocks are fixedly connected to two sides, perpendicular to the rotation axis of the fixture, of the supporting plate, one side, facing the supporting plate, of the supporting plate abuts against the fixture, and the supporting plate is connected with the fixture through a bolt.

Through adopting above-mentioned technical scheme, be connected backup pad and fixture through the bolt, the convenience is dismantled the installation to closing device.

Optionally, the number of the compression rods is four, the four compression rods are respectively arranged corresponding to the four corners of the upper end surface of the test mold, and the lower ends of the four compression rods penetrate through the fixture and are respectively abutted against the four corners of the upper end surface of the test mold.

Through adopting above-mentioned technical scheme, four compressing rods can increase closing device to the area that compresses tightly of examination mould to increase the stability that compresses tightly to the examination mould.

Optionally, a positioning assembly is arranged at one end, facing the test mold, of the pressing rod, and comprises a first positioning plate and a second positioning plate, the first positioning plate is abutted to two sides, perpendicular to the rotation axis of the test mold and the fixture, of the pressing rod, the second positioning plate is abutted to two sides, parallel to the rotation axis of the test mold and the fixture, of the pressing rod, the first positioning plate and the second positioning plate are perpendicular to each other, positioning angles are formed between the first positioning plate and the second positioning plate, and four corners of the upper end face of the test mold are abutted to the four positioning angles respectively.

Through adopting above-mentioned technical scheme, locating component plays location and limiting displacement to the examination mould, thereby conveniently adjusts examination mould position and makes compression bar and examination mould align, and the restriction examination mould slides simultaneously, reduces the condition that the examination mould takes place to slide among the plain bumper process.

Optionally, four first sliding grooves are formed in the supporting plate, when the fixture rotates to a horizontal state, the first sliding grooves are vertically arranged, and the pressing rod is connected in the first sliding grooves in a sliding mode.

Through adopting above-mentioned technical scheme, first spout slides to compressing tightly the pole and plays the guide effect to it is more stable to make compressing tightly the pole slide.

Optionally, a second chute is formed in the inner wall of the first chute along the length direction of the first chute, two ends of the second chute are not opened, and a limiting block is fixedly connected to the side wall of the pressing rod and connected to the second chute in a sliding mode.

Through adopting above-mentioned technical scheme, the stopper plays limiting displacement to compressing tightly the pole, prevents effectively that compressing tightly the pole and rotating the in-process slippage from the backup pad at fixture.

Optionally, a return spring is placed in the second chute, one end of the return spring abuts against one side, away from the fixture, of the limiting block, and the other end of the return spring abuts against the inner wall, away from one end of the fixture, of the second chute.

Through adopting above-mentioned technical scheme, fixture rotate to being close to the examination mould direction, when locating component butt in examination mould upper surface, compress tightly the pole and slide in first spout under examination mould extrusion, reset spring is compressed this moment, and the adjustment examination mould position, when examination mould upper surface four corners aligns with four locating component's location angle, reset spring promotes the stopper and slides, and the stopper drives and compresses tightly the pole roll-off in first spout, and easy operation is convenient.

Optionally, the top bracing mechanism includes two sets of top bracing subassemblies of sliding connection in the backup pad, two third spouts have been seted up along rotating axis parallel direction with fixture in the backup pad, the third spout is located between two adjacent compression rods, and the line is parallel with fixture rotation axis between these two adjacent compression rods, the top bracing subassembly includes two top struts of sliding connection in the third spout, and two top struts slip opposite direction, the wedge face has been seted up towards adjacent compression rod one end to the top strut, the compression rod deviates from fixture one end and has been seted up the wedge face, the top strut wedge face cooperatees with the compression rod wedge face, be provided with the drive assembly that the drive top bracing subassembly slided in the backup pad.

Through adopting above-mentioned technical scheme, two top vaulting poles that drive assembly drive was in the same group top vaulting pole subassembly slide mutually back on the back, because of top vaulting pole wedge-shaped surface cooperatees with the compressing bar wedge-shaped surface, the top vaulting pole slides to the drive compressing bar that slides to being close to examination mould upper surface direction to make the compressing bar support tightly, easy operation is convenient.

Optionally, the driving assembly includes a worm rotatably connected in the supporting rod, an axis of the worm is parallel to a length direction of the third chute, a connecting rod is rotatably connected in the supporting plate, an axis of the connecting rod is perpendicular to the axis of the worm, a worm wheel is coaxially and fixedly connected to the connecting rod, the worm wheel is meshed with the worm, gears are coaxially and fixedly connected to two ends of the connecting rod, a rack is fixedly connected to one end of the top supporting rod facing the gear, the gear in the same third chute is located between the two racks, and the racks are all meshed with the gears.

Through adopting above-mentioned technical scheme, the worm rotates the drive worm wheel and rotates, and the worm wheel passes through the connecting rod and drives gear revolve, and two racks of gear drive slide mutually away from each other to two top vaulting poles of drive slide, easy operation is convenient.

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

1. the test mold is placed on the support table, the fixture rotates to be in a horizontal state, the fixture abuts against the upper surface of the test mold, the pressing rod extends out of the support mechanism and abuts against the upper surface of the test mold, and the top support mechanism abuts against the upper surface of the test mold tightly, so that the sliding condition of the test mold in the compaction process is effectively reduced, and the stability of the test mold on the support table is improved;

2. when the four corners of the upper surface of the test mold are aligned with the positioning angles of the four groups of positioning assemblies, the reset spring pushes the limiting block to slide, and the limiting block drives the pressing rod to slide out of the first sliding groove, so that the operation is simple and convenient;

3. two top vaulting poles in the same group of top vaulting pole subassembly of drive assembly drive slide mutually back on the contrary, because of top vaulting pole wedge-shaped face cooperatees with the compression bar wedge-shaped face, the top vaulting pole slides to being close to examination mould upper surface direction and driving the compression bar to make the compression bar to support tightly examination mould, easy operation is convenient.

Drawings

FIG. 1 is a schematic view of the connection relationship between the embodiment of the present application and a tapping platform;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is another perspective view of the overall structure of the embodiment of the present application, which is mainly used to show the pressing mechanism;

FIG. 4 is a schematic cross-sectional view of a portion of the structure of the embodiment of the present application, which is mainly used for showing a position limiting assembly;

FIG. 5 is a schematic cross-sectional view of a portion of the structure of the embodiment of the present application, which is mainly used for showing a top bracing assembly;

fig. 6 is a schematic cross-sectional view of a part of the structure of the embodiment of the present application, which is mainly used for showing the driving assembly.

Description of reference numerals: 1. testing a mold; 2. a fixture; 3. a support table; 4. a support mechanism; 41. a support plate; 411. a first chute; 412. a second chute; 413. a third chute; 42. a support block; 5. a hold-down mechanism; 51. a hold down bar; 52. a positioning assembly; 521. a first positioning plate; 522. a second positioning plate; 523. positioning an angle; 53. a limiting component; 531. a limiting block; 532. a return spring; 6. a shoring mechanism; 61. a top bracing assembly; 611. a top brace rod; 62. a drive assembly; 621. a worm; 622. a connecting rod; 623. a worm gear; 63. a gear; 64. a rack.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses cement mortar plain bumper examination mould closing device. Referring to fig. 1, a cement mortar plain bumper tries mould closing device is including setting up in fixture 2 and deviating from supporting mechanism 4 of trying mould 1 one side, be provided with hold-down mechanism 5 towards fixture 2 one side in supporting mechanism 4, when fixture 2 rotates to the horizontality, fixture 2 will try mould 1 and push down, hold-down mechanism 5 is vertical sliding connection in supporting mechanism 4, hold-down mechanism 5 towards trying mould 1 one end butt in trying mould 1 upper surface, be provided with in the supporting mechanism 4 with hold-down mechanism 5 tight shoring mechanism 6 in top.

The test mold 1 is placed on the upper surface of the support table 3, the fixture 2 is rotated to the horizontal state, the hold-down mechanism 5 slides out in the support mechanism 4, and the hold-down mechanism 6 tightly pushes the hold-down mechanism 5, so that the hold-down mechanism 5 tightly presses the test mold 1, the stability of the test mold 1 on the support table 3 is effectively improved, and the sliding condition of the test mold 1 in the vibration process is reduced.

Referring to fig. 2, the supporting mechanism 4 includes a supporting plate 41, the supporting plate 41 is located on one side of the fixture 2 away from the test mold 1, supporting blocks 42 are fixedly connected to two sides of the supporting plate 41 perpendicular to the rotation axis of the fixture 2, one side of the supporting plate 41 facing the supporting plate 41 abuts against the fixture 2, and the supporting plate 41 is connected to the fixture 2 through bolts.

Referring to fig. 3, four first chutes 411 are formed in the support plate 41, when the fixture 2 rotates to a horizontal state, the first chutes 411 are vertically disposed, the pressing mechanism 5 includes pressing rods 51 connected in the first chutes 411 in a sliding manner, the four pressing rods 51 are respectively arranged corresponding to four corners of the upper end surface of the test mold 1, the lower ends of the four pressing rods 51 penetrate through the fixture 2 and abut against the four corners of the upper end surface of the test mold 1, the pressing rods 51 are provided with positioning assemblies 52 towards one end of the test mold 1, and the pressing rods 51 are provided with limiting assemblies 53 away from one end of the test mold 1.

The test mold 1 is placed on the support table 3, the fixture 2 is rotated to abut against the test mold 1, the pressing rod 51 slides out of the support plate 41, the test mold 1 is adjusted according to the position of the pressing rod 51, the fixture 2 is fixed through the clamping ring, the pressing rod 51 continues to slide until the pressing rod 51 abuts against the test mold 1 towards one end of the test mold 1, and therefore sliding of the test mold 1 in the jolt ramming process is reduced.

Referring to fig. 3, the positioning assembly 52 includes a first positioning plate 521 and a second positioning plate 522 fixedly connected to one end of the pressing rod 51 facing the test mold 1, the first positioning plate 521 abuts against two sides of the test mold 1 perpendicular to the rotation axis of the fixture 2, the second positioning plate 522 abuts against two sides of the test mold 1 parallel to the rotation axis of the fixture 2, the first positioning plate 521 and the second positioning plate 522 are perpendicular to each other, the first positioning plate 521 and the second positioning plate 522 form positioning angles 523, and four corners of the upper end surface of the test mold 1 abut against the four positioning angles 523 respectively.

The positioning angle 523 formed by the first positioning plate 521 and the second positioning plate 522 has a positioning effect on the test mold 1, and the four groups of positioning components 52 position the four corners of the test mold 1, so that the slippage of the test mold 1 on the support table 3 can be effectively reduced.

Referring to fig. 4, the inner wall of the first sliding groove 411 is provided with a second sliding groove 412 along the length direction of the first sliding groove 411, both ends of the second sliding groove 412 are not opened, the limiting component 53 comprises a limiting block 531 fixedly connected to the side wall of the pressing rod 51, and the limiting block 531 is slidably connected in the second sliding groove 412. A return spring 532 is placed in the second sliding groove 412, one end of the return spring 532 abuts against one side of the limiting block 531 away from the fixture 2, and the other end abuts against the inner wall of the second sliding groove 412 at the end away from the fixture 2.

When the first positioning plate 521 and the second positioning plate 522 abut against the upper surface of the test mold 1, the pressing rod 51 is squeezed into the first sliding groove 411, the return spring 532 is compressed at the moment, the four corners of the test mold 1 enter the four positioning angles 523 by adjusting the position of the test mold 1, the return spring 532 slides out the pressing rod 51 from the first sliding groove 411 through the limiting block 531, and the operation is simple and convenient.

Referring to fig. 5, the top bracing mechanism 6 includes two sets of top bracing assemblies 61 slidably connected in the supporting plate 41, the sliding direction of the top bracing assemblies 61 is parallel to the rotation axis of the fixture 2, the top bracing assemblies 61 are matched with one end of the pressing rod 51 departing from the fixture 2, and a driving assembly 62 for driving the top bracing assemblies 61 to slide is arranged in the supporting plate 41.

Referring to fig. 5, two third sliding grooves 413 are formed in the supporting plate 41 in a direction parallel to the rotation axis of the fixture 2, the third sliding grooves 413 are located between two adjacent pressing rods 51, a connecting line between the two adjacent pressing rods 51 is parallel to the rotation axis of the fixture 2, the top support assembly 61 includes two top support rods 611 slidably connected in the third sliding grooves 413, sliding directions of the two top support rods 611 are opposite, a wedge-shaped surface is formed at one end, facing the adjacent pressing rod 51, of each top support rod 611, a wedge-shaped surface is formed at one end, facing away from the fixture 2, of each pressing rod 51, and the wedge-shaped surfaces of the top support rods 611 are matched with.

The wedge-shaped surface of the top stay bar 611 is matched with the wedge-shaped surface of the pressing rod 51, and the top stay bar 611 slides towards the direction close to the pressing rod 51, so that the pressing rod 51 is tightly abutted to the upper surface of the test mould 1, and the operation is simple and convenient.

Referring to fig. 5 and 6, the driving assembly 62 includes a worm 621 rotatably connected in the supporting rod, an axis of the worm 621 is parallel to a length direction of the third sliding groove 413, a connecting rod 622 is rotatably connected in the supporting plate 41, an axis of the connecting rod 622 is perpendicular to an axis of the worm 621, a worm wheel 623 is coaxially and fixedly connected to the connecting rod 622, and the worm wheel 623 is engaged with the worm 621. The two ends of the connecting rod 622 are coaxially and fixedly connected with gears 63, one end of the top supporting rod 611 facing the gears 63 is fixedly connected with racks 64, the gears 63 in the same third sliding groove 413 are located between the two racks 64, and the racks 64 are all meshed with the gears 63.

The worm 621 is rotated to drive the worm wheel 623 to rotate, the worm wheel 623 drives the gear 63 to rotate through the connecting rod 622, the gear 63 drives the two racks 64 to slide back and forth, so as to drive the two supporting rods 611 in the same third sliding groove 413 to slide back and forth, and the two supporting rods 611 tightly support the pressing rod 51 on the upper surface of the test mold 1.

The implementation principle of the cement mortar plain bumper test mold pressing device in the embodiment of the application is as follows: the test mold 1 is placed on the support table 3, the fixture 2 is rotated to be in a horizontal state, and the position of the test mold 1 is adjusted. After four corners of the upper surface of the test mold 1 enter the positioning angles 523 of the four sets of positioning assemblies 52, the fixture 2 is fixed by the clamping rods.

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 utility model provides a tight device of cement mortar plain bumper examination mould which characterized in that: including dismantling the supporting mechanism (4) of connecting in fixture (2) and deviating from brace table (3) one side, sliding connection has compressing tightly pole (51) in supporting mechanism (4), when fixture (2) rotated to the horizontality, compressing tightly pole (51) vertical slip and compressing tightly pole (51) and pass fixture (2) butt in examination mould (1) upper surface towards examination mould (1) one end, be provided with in supporting mechanism (4) and support tight jack-up mechanism (6) with compressing tightly pole (51).

2. The trial press compacting device of the cement mortar vibrating table according to claim 1, characterized in that: the supporting mechanism (4) comprises a supporting plate (41) which is located on one side, deviating from the test mold (1), of the fixture (2), supporting blocks (42) are fixedly connected to two sides, perpendicular to the rotation axis, of the supporting plate (41) and the fixture (2), the supporting plate (41) abuts against the fixture (2) towards one side of the supporting plate (41), and the supporting plate (41) is connected with the fixture (2) through bolts.

3. The trial press compacting device of the cement mortar vibrating table according to claim 2, characterized in that: the number of the compression rods (51) is four, the four compression rods (51) are respectively arranged corresponding to the four corners of the upper end face of the test mold (1), and the lower ends of the four compression rods (51) penetrate through the fixture (2) and are respectively abutted against the four corners of the upper end face of the test mold (1).

4. The trial press compacting device of the cement mortar vibrating table according to claim 3, characterized in that: the test fixture is characterized in that a positioning component (52) is arranged at one end, facing the test mold (1), of the compression rod (51), the positioning component (52) comprises a first positioning plate (521) and a second positioning plate (522) which are fixedly connected to one end, facing the test mold (1), of the compression rod (51), the first positioning plate (521) abuts against two sides, perpendicular to the rotation axis, of the test mold (1) and the fixture (2), the second positioning plate (522) abuts against two sides, parallel to the rotation axis, of the test mold (1) and the fixture (2), the first positioning plate (521) is perpendicular to the second positioning plate (522), positioning angles (523) are formed between the first positioning plate (521) and the second positioning plate (522), and four corners of the upper end face of the test mold (1) abut against the four positioning angles (523) respectively.

5. The trial press compacting device of the cement mortar vibrating table according to claim 4, characterized in that: four first sliding grooves (411) are formed in the supporting plate (41), when the fixture (2) rotates to a horizontal state, the first sliding grooves (411) are vertically arranged, and the pressing rod (51) is connected into the first sliding grooves (411) in a sliding mode.

6. The trial press compacting device of the cement mortar vibrating table according to claim 5, characterized in that: second spout (412) have been seted up along first spout (411) length direction to first spout (411) inner wall, second spout (412) both ends are all not opened, compress tightly pole (51) lateral wall fixedly connected with stopper (531), stopper (531) sliding connection is in second spout (412).

7. The trial press compacting device of the cement mortar vibrating table according to claim 6, characterized in that: a return spring (532) is placed in the second sliding groove (412), one end of the return spring (532) abuts against one side, away from the fixture (2), of the limiting block (531), and the other end of the return spring (532) abuts against the inner wall of one end, away from the fixture (2), of the second sliding groove (412).

8. The trial press compacting device of the cement mortar vibrating table according to claim 7, wherein: the top bracing mechanism (6) comprises two groups of top bracing components (61) which are connected in the supporting plate (41) in a sliding way, two third sliding grooves (413) are formed in the supporting plate (41) along the direction parallel to the rotating axis of the fixture (2), the third sliding grooves (413) are positioned between two adjacent pressing rods (51), the connecting line between the two adjacent pressing rods (51) is parallel to the rotation axis of the fixture (2), the top bracing component (61) comprises two top bracing rods (611) which are connected in a sliding way in the third sliding groove (413), the sliding directions of the two top bracing rods (611) are opposite, one end of the top brace rod (611) facing the adjacent pressing rod (51) is provided with a wedge-shaped surface, one end of the pressing rod (51) departing from the fixture (2) is provided with a wedge-shaped surface, the wedge-shaped surface of the top brace rod (611) is matched with the wedge-shaped surface of the pressing rod (51), and a driving assembly (62) for driving the top bracing assembly (61) to slide is arranged in the supporting plate (41).

9. The trial press compacting device of the cement mortar vibrating table according to claim 8, wherein: the driving assembly (62) comprises a worm (621) rotatably connected in the supporting rod, the axis of the worm (621) is parallel to the length direction of the third sliding groove (413), a connecting rod (622) is rotatably connected in the supporting plate (41), the axis of the connecting rod (622) is perpendicular to the axis of the worm (621), a worm wheel (623) is coaxially and fixedly connected to the connecting rod (622), the worm wheel (623) is meshed with the worm (621), gears (63) are coaxially and fixedly connected to two ends of the connecting rod (622), the top supporting rod (611) faces one end of the gear (63) and is fixedly connected with a rack (64), the gear (63) in the same third sliding groove (413) is located between the two racks (64), and the racks (64) are all meshed with the gear (63).