CN222626823U - Fixed claws for quick replacement of press head - Google Patents
Fixed claws for quick replacement of press head Download PDFInfo
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- CN222626823U CN222626823U CN202420943169.XU CN202420943169U CN222626823U CN 222626823 U CN222626823 U CN 222626823U CN 202420943169 U CN202420943169 U CN 202420943169U CN 222626823 U CN222626823 U CN 222626823U
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Abstract
本实用新型涉及压装机技术领域，具体为压入机压头快速更换用固定爪，包括弧形压爪，弧形压爪通过紧固件设置在压装模板的安装位一侧，弧形压爪以紧固件为轴心可绕紧固件旋转；安装位上设置有压头，压头靠近安装位的端部设置有向外延伸的凸缘，当弧形压爪位于压头的凸缘上时，通过紧固件锁紧弧形压爪。本实用新型可以解决现有的通过螺栓固定压头，导致拆装更换过程繁琐，拆装效率低的技术问题；通过设置弧形压爪更换压头只需要12秒左右即可完成，简化了操作过程，节约了作业时间，提高了操作效率。
The utility model relates to the technical field of press-fitting machines, specifically to a fixed claw for quick replacement of a press head of a press-fitting machine, comprising an arc-shaped claw, which is arranged on one side of the installation position of a press-fitting template through a fastener, and the arc-shaped claw can rotate around the fastener with the fastener as the axis; a press head is arranged on the installation position, and a flange extending outward is arranged at the end of the press head close to the installation position, and when the arc-shaped claw is located on the flange of the press head, the arc-shaped claw is locked by the fastener. The utility model can solve the technical problem that the existing press head is fixed by bolts, resulting in a cumbersome disassembly and replacement process and low disassembly and installation efficiency; by setting the arc-shaped claw, it only takes about 12 seconds to replace the press head, which simplifies the operation process, saves working time, and improves operation efficiency.
Description
Technical Field
The utility model relates to the technical field of press-fitting machines, in particular to a fixed claw for quick replacement of a press-fitting machine press head.
Background
The press is a press, a press-in machine, a hydraulic press and an oil press for short, and is a forming machine for forming industrial products through pressure assembly. As shown in fig. 1, the press mainly comprises a frame 1, a press-mounting template 2 slidingly arranged on the frame 1 and a workbench 3 positioned below the press-mounting template 2, wherein a press head 21 is fixed on the press-mounting template 2, when the press-mounting work is carried out, firstly, a workpiece to be assembled is placed on the workbench 3, then the press-mounting template 2 is driven to slide downwards by utilizing a hydraulic cylinder 4, so that the press head 21 on the press-mounting template 2 contacts or stretches into a mounting hole of the workpiece to be assembled for press-mounting, and after the press-mounting is completed, the workbench 3 and the press-mounting template 2 are reset to the initial position.
For example, the press for press-fitting the bearing onto the crankcase is adopted by me, the press head of the press is fixed on the press-fitting template through bolts, the press head is usually of various types and is replaced according to the pressed parts, currently, when the press head is replaced, the press head is required to be unscrewed one by one to be taken down, then the replaced press head is aligned with the installation position, the bolts are inserted again and then are screwed down, the operation process is complicated, the time consumption is long, the disassembly and assembly efficiency is low, in addition, the press head is vertically fixed at the bottom of the press-fitting template, an operator needs to lean to one side when replacing, whether the screw is inserted into the threaded hole or not can be observed well, the existing disassembly and assembly process is complicated, the operator needs to bend down, turn the head for many times when replacing, and a plurality of inconveniences are brought to the operator.
Disclosure of utility model
The utility model provides a fixing claw for quick replacement of a press-in machine press head, which can solve the technical problems of complicated disassembly and replacement process and low disassembly and assembly efficiency caused by the fact that the press head is fixed through a bolt in the prior art.
The application provides the following technical scheme:
The fixing claw for quick replacement of the press-in machine press head comprises an arc-shaped press claw, wherein the arc-shaped press claw is arranged on one side of an installation position of a press-in template through a fastener, the arc-shaped press claw can rotate around the fastener by taking the fastener as an axle center, a press head is arranged on the installation position, an outwards extending flange is arranged at the end part of the press head, which is close to the installation position, and when the arc-shaped press claw is positioned on the flange of the press head, the arc-shaped press claw is locked through the fastener.
The beneficial effects are that:
1. When the pressure head needs to be replaced and disassembled, the fastener is loosened, the arc-shaped pressure claw is shifted to leave the flange of the pressure head, the pressure head can be disassembled, then a new pressure head is positioned on the installation position, the arc-shaped pressure claw is shifted again to rotate to the flange of the pressure head, and finally the fastener is screwed down to fix the pressure head on the installation position of the pressure die plate.
2. Experiments prove that the arc-shaped pressing claw provided by the application can be used for fixing the pressing head, the new pressing head can be detached and installed only by about 12 seconds, and 330-350 seconds are needed for switching the pressing head by adopting a traditional disassembly and assembly mode.
3. When the novel pressing head is used, the arc-shaped pressing claw is fixed on the pressing die plate through the fastening piece, the original pressing head structure is not required to be changed, the novel pressing head is particularly suitable for technical transformation of an old pressing machine, and compared with the novel pressing head structure and the novel fixing mode, the novel pressing head is lower in transformation cost and high in economical efficiency and practicability.
The arc-shaped pressing claw comprises a connecting part and an arc-shaped part, wherein the arc-shaped part is of a C-shaped structure, and the fastening piece penetrates through the connecting part to be in threaded connection with the press-fit template and is in rotary connection with the connecting part.
The clamping device has the beneficial effects that the arc-shaped part is arranged to be of the C-shaped structure, when the arc-shaped part is positioned on the flange of the pressure head, the C-shaped part can press at least one half of the flange, so that the fixing stability is improved, meanwhile, the C-shaped notch can avoid the pressure head, the clamping or dismounting is convenient and quick, the fastening piece is in threaded connection with the pressing die plate, the arc-shaped pressing claw can be released or pressed only by screwing the fastening piece, and the connecting structure is simple.
Further, the connecting portion and the arc portion are integrally formed, or the connecting portion and the arc portion are welded.
Further, the connecting portion is square or oval.
Further, the fastener is a bolt.
Further, a positioning hole is formed in the mounting position of the press-mounting template, the end part of the press head, which is close to the flange, extends outwards to form a protrusion matched with the positioning hole, and the protrusion is inserted into the positioning hole.
The positioning device has the advantages that the positioning holes are formed in the mounting positions and used for positioning the pressure head, the positioning holes are convenient to mount and quick to find the positions, the protrusions are arranged at the end parts of the pressure head and can be further limited by inserting the protrusions into the positioning holes, and the arc-shaped pressure claws are convenient to lock the pressure head.
Further, the bottom bilateral symmetry of pressure equipment template is provided with the supplementary draw-in groove of L type, and supplementary draw-in groove is last to be provided with supplementary clamp plate detachably, and arc pressure claw and pressure head set up on supplementary clamp plate.
The auxiliary clamping groove is arranged below the press-mounting template, so that the auxiliary pressing plate is convenient to mount, the press has multiple press-mounting modes, the auxiliary clamping groove is applicable to press-mounting work of different types of parts, and the pressing head arranged on the auxiliary pressing plate can be replaced and locked through the arc-shaped pressing claw.
Drawings
FIG. 1 is a schematic diagram of a prior art press;
FIG. 2 is a top view of the arcuate compression pawl of the present utility model;
FIG. 3 is a schematic view of the structure of an arc-shaped pressing jaw fixing pressing head;
FIG. 4 is a bottom view of the press-fit die plate;
FIG. 5 is a front view of a press in a second embodiment;
fig. 6 is a schematic structural diagram of an arc-shaped pressing claw fixing pressing head in the second embodiment.
Detailed Description
The following is a further detailed description of the embodiments:
The marks in the drawing of the specification comprise a frame 1, a press-fitting template 2, a positioning hole 201, a press head 21, a flange 221, an auxiliary clamping groove 22, a workbench 3, a hydraulic cylinder 4, an arc-shaped pressing claw 5, an arc-shaped part 51, a connecting part 52, a fastener 6, a gasket 61, an auxiliary pressing plate 7 and a connecting block 8.
Example 1
As shown in fig. 2-3, the fixing claw for quick replacement of the press head of the press machine comprises an arc-shaped pressing claw 5, wherein the arc-shaped pressing claw 5 is arranged on one side of an installation position of the press-mounting template 2 through a fastening piece 6, the arc-shaped pressing claw 5 can rotate around the fastening piece 6 by taking the fastening piece 6 as an axle center, specifically, the arc-shaped pressing claw 5 comprises a connecting part 52 and an arc-shaped part 51, the arc-shaped part 51 is of a C-shaped structure, the connecting part 52 can be square or elliptic, the connecting part 52 and the arc-shaped part 51 are integrally formed, for example, the connecting part 52 can be welded with the arc-shaped part 51 through linear cutting, and the former is preferred in the embodiment.
The fastening piece 6 passes through the connecting part 52 to be in threaded connection with the press-fit template 2 and is in rotary connection with the connecting part 52, specifically, a threaded hole is formed in the press-fit template 2, a through hole is formed in the connecting part 52 of the arc-shaped press claw 5, the fastening piece 6 passes through the through hole in the connecting part 52 to be in threaded connection with the threaded hole in the press-fit template 2, a gasket 61 is further arranged between the fastening piece 6 and the connecting part 52, in order to facilitate the rotation of the fastening piece 6, a torsion bar can be welded at the end part of the fastening piece 6, and the fastening piece 6 can be screwed or unscrewed by holding the torsion bar. In particular, the fastener 6 in this embodiment may be an existing bolt, preferably a butterfly bolt.
As shown in fig. 3, a press head 21 is provided on the mounting position of the press-mounting die plate 2, an outwardly extending flange 221 is provided on the end of the press head 21 near the mounting position, and when the arc-shaped press claw 5 is positioned on the flange 221 of the press head 21, the arc-shaped press claw 5 is locked by the fastener 6. As shown in fig. 4, the mounting position of the press-mounting die plate 2 is further provided with a positioning hole 201, and the end of the press head 21 near the flange 221 extends outwards to form a protrusion (not shown) matched with the positioning hole 201, and the protrusion is inserted into the positioning hole 201.
When the press head 21 is required to be switched, the fastener 6 is unscrewed, the arc-shaped press claw 5 is rotated, the arc-shaped part 51 is separated from the flange 221, the press head 21 is removed, a new press head 21 is installed, and the press head 21 is locked again, so that the aim of quickly replacing the press head 21 is fulfilled.
The arc-shaped pressing claw 5 provided by the application is used for fixing the pressing head 21, the new pressing head 21 can be detached and installed only in 12 seconds, and the traditional bolt installation mode is adopted, and 350 seconds are needed for switching the pressing head 21.
Example two
The difference between this embodiment and the first embodiment is that, as shown in fig. 5, the bottom of the press-fit die plate 2 is symmetrically provided with L-shaped auxiliary clamping grooves 22, the auxiliary clamping grooves 22 are detachably provided with auxiliary pressing plates 7, specifically, when the auxiliary pressing plates 7 are inserted into the auxiliary clamping grooves 22, the auxiliary pressing plates 7 are completely fixed on the auxiliary clamping grooves 22 by bolts, as shown in fig. 6, the arc-shaped pressing claws 5 and the pressing heads 21 are arranged on the auxiliary pressing plates 7 by connecting blocks 8, the connecting blocks 8 are fixed on the middle parts of the auxiliary pressing plates 7 by bolts, or the arc-shaped pressing claws 5 and the pressing heads 21 are directly arranged on the auxiliary pressing plates 7.
In the embodiment, the auxiliary pressing plate 7 and the connecting block 8 are arranged, so that the press has multiple press-fitting modes, the auxiliary pressing plate 7 can be replaced according to the difference of press-fitting workpieces, the press is suitable for press-fitting work of different types of parts, and in addition, the pressing head 21 arranged on the auxiliary pressing plate 7 can be quickly replaced through the arc-shaped pressing claw 5.
The above is merely an embodiment of the present utility model, and the present utility model is not limited to the field of the present embodiment, but the specific structure and characteristics of the present utility model are not described in detail. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (7)
1. The fixing claw for quick replacement of the press-in machine press head is characterized by comprising an arc-shaped press claw, wherein the arc-shaped press claw is arranged on one side of an installation position of a press-in template through a fastening piece and can rotate around the fastening piece by taking the fastening piece as an axle center, the installation position is provided with a press head, the end part of the press head, which is close to the installation position, is provided with an outwards extending flange, and when the arc-shaped press claw is positioned on the flange of the press head, the arc-shaped press claw is locked through the fastening piece.
2. The quick change of press ram of claim 1 wherein the arcuate pressing jaw comprises a connecting portion and an arcuate portion, the arcuate portion having a C-shaped configuration, and wherein the fastener is threaded through the connecting portion and is rotatably coupled to the connecting portion.
3. The quick change pawl for a press ram of claim 2, wherein the connecting portion is integrally formed with the arcuate portion or the connecting portion is welded to the arcuate portion.
4. The quick change pawl for a press ram according to claim 3, wherein the connecting portion has a square or oval shape.
5. The quick change pawl for a press ram of claim 4, wherein the fastener is a bolt.
6. The quick change of press-in machine pressure head fixing claw according to claim 5, wherein the mounting position of the press-in template is provided with a positioning hole, the end of the pressure head close to the flange extends outwards to form a protrusion matched with the positioning hole, and the protrusion is inserted into the positioning hole.
7. The quick change of press ram of any one of claims 1 to 6, wherein L-shaped auxiliary clamping grooves are symmetrically formed in two sides of the bottom of the press-fit template, an auxiliary pressing plate is detachably arranged on the auxiliary clamping grooves, and the arc-shaped pressing jaw and the pressing head are arranged on the auxiliary pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420943169.XU CN222626823U (en) | 2024-04-30 | 2024-04-30 | Fixed claws for quick replacement of press head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420943169.XU CN222626823U (en) | 2024-04-30 | 2024-04-30 | Fixed claws for quick replacement of press head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222626823U true CN222626823U (en) | 2025-03-18 |
Family
ID=94935069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420943169.XU Active CN222626823U (en) | 2024-04-30 | 2024-04-30 | Fixed claws for quick replacement of press head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222626823U (en) |
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2024
- 2024-04-30 CN CN202420943169.XU patent/CN222626823U/en active Active
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