CN210210859U

CN210210859U - Tensioning assembly

Info

Publication number: CN210210859U
Application number: CN201920612121.XU
Authority: CN
Inventors: Zhaodi Zhou; 周兆弟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-03-31
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a stretch-draw subassembly has solved the problem that stretch-draw subassembly dismouting is inefficient. The tensioning assembly comprises a tensioning screw rod, a tensioning large nut, a traction plate and a tensioning plate, the tensioning large nut is sleeved on the tensioning screw rod, the tensioning screw rod is arranged on the traction plate, one of the traction plate and the tensioning plate is provided with at least one clamping block, the other clamping block is provided with at least one clamping groove, and the clamping block is inserted into the corresponding clamping groove so that the traction plate is fixedly connected with the tensioning plate.

Description

Tensioning assembly

Technical Field

The utility model relates to a stretch-draw subassembly.

Background

The existing precast pile is formed in the die, the die for forming the precast pile comprises an upper die, a lower die, an end plate, a fixed plate and a tensioning assembly, the upper die, the lower die, the end plate and the fixed plate enclose into a die cavity, the tensioning assembly comprises a tensioning lead screw, a tensioning large nut, a traction plate, a tensioning sleeve and a tensioning plate, the tensioning large nut is sleeved on the tensioning lead screw, the tensioning lead screw is arranged on the traction plate, the traction plate and the tensioning plate are fixedly connected through the tensioning sleeve, and the traction plate and the tensioning plate are arranged in the die cavity.

The tensioning sleeve comprises an upper sleeve and a lower sleeve, the complete structure of the upper sleeve is consistent with that of the lower sleeve, the upper sleeve is taken as an example, and the upper sleeve comprises an arc-shaped plate and clamping portions arranged at two ends of the inner side of the arc-shaped plate. The steps that the traction plate and the tensioning plate are fixedly connected through the tensioning sleeve comprise: firstly, placing a lower sleeve into a lower die; then, clamping the traction plate on the lower sleeve and enabling the end face of the traction plate to abut against one clamping portion of the lower sleeve, clamping the tensioning plate on the lower sleeve and enabling the end face of the tensioning plate to abut against the other clamping portion of the lower sleeve; and finally, sleeving the upper sleeve on the traction plate and enabling the end face of the traction plate to be abutted to one of the clamping parts of the upper sleeve, and sleeving the upper sleeve on the tensioning plate and enabling the end face of the tensioning plate to be abutted to the other clamping part of the upper sleeve.

However, when the existing tensioning sleeve is removed, the upper sleeve can be pried away from the lower sleeve by means of a tool, and when the tensioning sleeve is installed, the upper sleeve can be knocked to a specified position by means of the tool, which results in low efficiency of dismounting the tensioning assembly.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide a tension assembly to improve the dismounting efficiency of the tension assembly.

For solving above technical problem, the utility model provides a stretch-draw subassembly includes stretch-draw lead screw, the big nut of stretch-draw, traction plate and stretch-draw board, the big nut of stretch-draw cup joints on the stretch-draw lead screw, the stretch-draw lead screw sets up on the traction plate, the traction plate with one of them of stretch-draw board is equipped with an at least fixture block, and another is equipped with at least one draw-in groove, the fixture block inserts correspondingly the draw-in groove, so that the traction plate with stretch-draw board fixed connection.

Furthermore, an opening is formed above the clamping groove, and the clamping block is inserted into the clamping groove through the opening.

Furthermore, a first guide section is arranged below the clamping block and used for guiding the clamping block to be inserted into the opening.

Furthermore, a second guide section is arranged at the position, located at the opening, of the clamping groove and used for guiding the clamping block to be inserted into the clamping groove.

Furthermore, the cross section of the clamping block is I-shaped, and the cross section of the clamping groove is T-shaped.

Furthermore, the fixture block is arranged on the traction plate, the tensioning plate comprises a head plate and a clamping table arranged on the head plate, and the clamping groove is arranged on the clamping table.

Further, the clamping table is welded on the head plate.

Furthermore, the edge position of the clamping table is provided with a first chamfer which can be used for accumulating solder.

Furthermore, lightening holes are formed in the middle of the clamping table and can be used for accumulating solder.

Furthermore, the edge position of fixture block is equipped with the second chamfer, the second chamfer can be used for piling up the solder.

Furthermore, the traction plate is provided with a threaded hole matched with the tension screw rod.

Compared with the prior art, the utility model discloses a one of them of traction plate and stretch-draw board is equipped with an at least fixture block, and another is equipped with at least one draw-in groove, and the fixture block inserts the draw-in groove that corresponds to make traction plate and stretch-draw board fixed connection. By the design, the tensioning assembly is high in disassembly and assembly efficiency, and particularly the disassembly and assembly efficiency between the traction plate and the tensioning plate is greatly improved.

Drawings

Fig. 1 is a perspective view of a mold of the present invention;

FIG. 2 is an enlarged view of the mold of the present invention;

fig. 3 is a side view of the mold of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is a perspective view of a middle clip block of the present invention;

fig. 6 is a top view of the middle clamping table of the present invention;

fig. 7 is a perspective view of the middle clamping table of the present invention.

Detailed Description

In order to facilitate understanding of the technical solutions of the present invention, the following detailed description is made with reference to the accompanying drawings and specific embodiments.

Example one

Referring to fig. 3 and 4, the tensioning assembly 5 includes a tensioning screw 51, a tensioning nut 52, a traction plate 53 and a tensioning plate 55, the tensioning nut 52 is sleeved on the tensioning screw 51, the tensioning screw 51 is arranged on the traction plate 53, the traction plate 53 is provided with at least one fixture block 54, the tensioning plate 55 is provided with at least one clamping groove 5541, and the fixture block 54 is inserted into the corresponding clamping groove 5541, so that the traction plate 53 is fixedly connected with the tensioning plate 55.

Referring to fig. 6 and 7, an opening 55411 is formed above the latching groove 5541, and the latch 54 is inserted into the latching groove 5541 through the opening 55411. The fixture block 54 is inserted into the fixture groove 5541 from top to bottom through the opening 55411, so that the traction plate 53 can be fixed on the tension plate 55; the clamping block 54 exits from the clamping groove 5541 from bottom to top through the opening, so that the traction plate 53 and the tension plate 55 can be separated.

Referring to fig. 5, a first guide section 541 is disposed below the latch 54, and the first guide section 541 is used for guiding the latch 54 to be inserted into the opening 5541, so as to adjust a lateral position of the latch 54 relative to the latch slot 5541.

Preferably, the latching groove 5541 is provided with a second guiding section 55412 at the opening 55411, and the second guiding section 55412 is used for guiding the latching block 54 to be inserted into the latching groove 5541, so as to further increase the range of the lateral movement of the latching block 54 relative to the latching groove 5541.

In this embodiment, the cross section of the fixture block 54 is "i" shaped, the "i" shaped fixture block 54 can drive the tensioning plate 55 to reciprocate axially along the tensioning screw rod 51, the cross section of the clamping groove 5541 is "T" shaped, and the "T" shaped clamping groove 5541 can enable one surface of the tensioning plate 55 to abut against the fixture block 54 all the time during the axial reciprocating motion of the tensioning plate 55 along the tensioning screw rod 51.

Referring to fig. 4 and 6, the tension plate 55 includes a head plate 551 and a catch 554 provided on the head plate 551, and a catch 5541 is provided on the catch 554. Of course, the tensioning plate 55 may include a head plate 551 in other embodiments, with the slots 5541 disposed on the head plate 551.

In this embodiment, the tensioning plate 55 further includes a tail plate 553 and a connecting plate 552 for connecting the head plate 551 and the tail plate 553, the head plate 551 is provided with a tensioning head hole 5511 matched with the head end of the tensioning rod 56, the tail plate 553 is provided with a tensioning tail hole 5531 matched with the tail end of the tensioning rod 56, and the tensioning head hole 5511 corresponds to the tensioning tail hole 5531.

In this embodiment, the clamping platform 554 is welded to the head plate 551. Alternatively, the clamp 554 is screwed to the head plate 551. Since the clamp 554 does not need to be replaced, the present embodiment preferably welds the clamp 554 to the head plate 551 to increase the strength of the connection between the clamp 554 and the head plate 551.

Preferably, the edge of the ledge 554 is provided with a first chamfer 5542, and the first chamfer 5542 may be used for stacking solder in addition to eliminating the right angle edge of the ledge 554.

In addition, the center of the clamping platform 554 is provided with a lightening hole 5543, and the lightening hole 5543 is used for lightening the weight of the clamping platform 554, and the lightening hole 5543 can also be used for depositing solder.

Similarly, the edge of the latch 54 is provided with a second chamfer 542, and the second chamfer 542 can be used for stacking solder in addition to eliminating the square edge of the latch 54.

Example two

The difference from the first embodiment is that in the present embodiment, at least one locking block is disposed on the tension plate, and at least one locking groove is disposed on the traction plate.

EXAMPLE III

Referring to fig. 1, 2 and 4, the mold for forming the precast pile includes an upper mold 1, a lower mold 2, an end plate 3, a fixing plate 4 and a tensioning assembly 5, the upper mold 1, the lower mold 2, the end plate 3 and the fixing plate 4 define a mold cavity 10, the tensioning plate 55 is a tensioning plate according to the first embodiment, and the traction plate 53 and the tensioning plate 55 are disposed in the mold cavity 10.

In this embodiment, the traction plate 53 is provided with a threaded hole matched with the tension screw rod 51. To avoid the threaded hole, the two blocks 54 are preferable, and the two blocks 54 are symmetrically disposed on both sides of the traction plate 53 at the threaded hole. Then, two catching grooves 5541 are provided on the catching stand 554, and each catching groove 5541 corresponds to one catching block 54.

The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is defined by the scope defined by the claims, and a plurality of modifications and decorations made by those skilled in the art without departing from the spirit and scope of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. The tensioning assembly comprises a tensioning screw rod, a tensioning large nut, a traction plate and a tensioning plate, wherein the tensioning large nut is sleeved on the tensioning screw rod, the tensioning screw rod is arranged on the traction plate, the tensioning assembly is characterized in that one of the traction plate and the tensioning plate is provided with at least one clamping block, the other clamping block is provided with at least one clamping groove, and the clamping block is inserted into the corresponding clamping groove so that the traction plate is fixedly connected with the tensioning plate.

2. A tension assembly as recited in claim 1 wherein an opening is provided above the slot, the latch being inserted into the slot through the opening.

3. A tension assembly as recited in claim 2 wherein a first guide section is provided below said cartridge, said first guide section for guiding insertion of said cartridge into said opening.

4. A tension assembly as recited in claim 2 wherein said slot is provided with a second guide section at the opening for guiding the insertion of said dog into said slot.

5. A tension assembly as recited in claim 1 wherein said retention clip is "i" shaped in cross-section and said retention slot is "T" shaped in cross-section.

6. A tensioning assembly as recited in claim 1 wherein the latch is disposed on the traction plate, the tensioning plate including a head plate and a latch ledge disposed on the head plate, the latch ledge disposed on the latch ledge.

7. A tensioning assembly according to claim 6, wherein the catch block is welded to the head plate.

8. A tension assembly as recited in claim 7 wherein the edge location of the shelf is provided with a first chamfer, the first chamfer being available for accumulation of solder.

9. A tension assembly as recited in claim 7 wherein the intermediate location of the clamp station is provided with lightening holes which allow for build-up of solder.

10. A tension assembly as recited in claim 1 wherein the edge location of said cartridge is provided with a second chamfer, said second chamfer being available for accumulation of solder.