CN213646531U - Stroke coining tool for assembling pressure reducing valve assembly - Google Patents
Stroke coining tool for assembling pressure reducing valve assembly Download PDFInfo
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- CN213646531U CN213646531U CN202021570941.6U CN202021570941U CN213646531U CN 213646531 U CN213646531 U CN 213646531U CN 202021570941 U CN202021570941 U CN 202021570941U CN 213646531 U CN213646531 U CN 213646531U
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- coining
- pressure head
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- displacement sensor
- pressure
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Abstract
The utility model discloses a be used for relief pressure valve assembly to assemble with stroke coining frock, its characterized in that: the coil install in the coining central recess bottom of pressure head, be close to top department on the coining down the pressure head outer cylinder face and be equipped with spacing spout, excessive uide bushing is installed on the coining pressure head top, screw hole safety on the excessive uide bushing is equipped with the screw, the work piece is placed the piece and is installed on the top surface of excessive uide bushing, the displacement sensor fixed block is installed in the center recess of coining pressure head bottom, the displacement sensor bottom is installed in displacement sensor fixed block top mounting hole, the stroke gauge needle is installed in the coining pressure head centre bore down, the coining pressure head is installed on the pressure sensor top surface down. The utility model discloses simple structure and compactness, the operation is maintained very simply, can be more accurate with relief pressure valve assembly pressure equipment to the system setting's tolerance within range, and its stroke numerical value is stable at less interval scope, guarantees the accuracy and the stability of pressure equipment.
Description
Technical Field
The utility model belongs to the technical field of the relief pressure valve assembly, concretely relates to be used for relief pressure valve assembly to assemble stroke coining frock.
Background
In the field of production and manufacturing of automobile hydraulic brake systems at home and abroad, advanced tools and clamps are adopted to carry out accurate and quick assembly and production on products, and the hydraulic brake system aims at the following points:
(1) the precision of a processed product is ensured, the relative position relation between a workpiece and a tool can be accurately positioned, and the process stability of the processed product is higher;
(2) the production efficiency is improved, and the production equipment can quickly press the components to be assembled in place, so that the production beat is faster;
(3) the production qualification rate is improved, the accuracy of the assembly press-fitting process is ensured in the production process, and the production qualification rate is higher.
The existing pressure reducing valve stroke coining tool is in a tool limiting form, the press-fitting depth cannot be adjusted in real time according to the state before press-fitting of each assembly, so that the stroke value of the pressure reducing valve assembly cannot be stabilized in a smaller interval range after coining, stroke out-of-tolerance parts are easy to occur, and the production efficiency is reduced. In addition, whether the stroke of the pressure reducing valve is stable directly influences the working performance of the pressure reducing valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough to above-mentioned prior art provides a stroke coining frock for pressure reducing valve assembly, its simple structure and compactness, and the operation maintenance is very simple, can be more accurate with pressure reducing valve assembly pressure equipment to the tolerance range of system setting, and its stroke numerical value is stable in less interval scope, guarantees the accuracy and the stability of pressure equipment.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:
the utility model provides a be used for relief pressure valve subassembly assembly to use stroke coining frock which characterized in that: : the device comprises a coining upper pressure head, a workpiece placing block, an excessive guide sleeve, a stroke measuring needle, a displacement sensor, a coining lower pressure head, a pressure sensor, a displacement sensor fixing block, a reset spring, a limiting sliding groove and a coil, wherein the coil is arranged at the bottom of a central groove of the coining upper pressure head, the coining lower pressure head is provided with the limiting sliding groove close to the top end on the outer cylindrical surface, the excessive guide sleeve is provided with a radial threaded hole, the excessive guide sleeve is arranged at the top end of the coining lower pressure head, a screw is arranged in the threaded hole of the excessive guide sleeve, the tail part of the screw is arranged in the limiting sliding groove, the workpiece placing block is fixedly arranged on the top surface of the excessive guide sleeve through the screw, the displacement sensor fixing block is fixedly arranged in the central groove at the bottom of the coining lower pressure head through the screw, the bottom of, the stroke measuring pin install in the accurate pressure head centre bore down and stroke measuring pin bottom press on the displacement sensor top, reset spring cover on the accurate pressure pushes down the overhead and reset spring both ends push up respectively on excessive uide bushing and accurate pressure push down the pressure head, accurate pressure push down the pressure head pass through screw fixed mounting on the pressure sensor top surface.
The top end of the coining upper pressure head and the bottom of the coining lower pressure head are provided with flange plates.
The central axis of the fine pressing upper pressure head is coincided with the central axis of the fine pressing lower pressure head.
The central hole of the precision upper pressing head is in clearance fit with the outer wall of the coil.
When the utility model is used for stroke coining of products required by drawings, the press-fitting depth can be adjusted in real time according to the state before press-fitting of each component, so that the stroke value is stabilized in a smaller interval range after the pressure reducing valve component is coined, and higher production efficiency is obtained; be equipped with the guiding hole in the coining pressure head, clearance fit has a stroke measuring pin in the guiding hole, stroke measuring pin below is equipped with displacement sensor, the bottom surface offsets under displacement sensor upper surface and the stroke measuring pin, and the displacement sensor below is equipped with the displacement sensor fixed block, the outside of displacement sensor fixed block and the hole clearance fit of coining pressure head, and use the screw to be connected with the coining pressure head, the below of coining pressure head is equipped with pressure sensor, pressure sensor uses the screw to be connected fixedly with the coining pressure head.
The utility model discloses the theory of operation: when the pressure reducing valve assembly is actually subjected to stroke coining, a coining upper pressure head arranged in the tool main body is pressed downwards, when a valve seat of the pressure reducing valve assembly is abutted to the coining lower pressure head, a stroke measuring needle enters the pressure reducing valve and abuts against a movable iron core spherical surface in the pressure reducing valve, at the moment, a coil is powered on and then powered off once, a stroke value L1 before coining is measured through a displacement sensor, a system can automatically calculate the depth L2 (L-L1) needing press fitting according to the set required stroke value L, the system automatically performs the stroke coining of the pressure reducing valve assembly in place after obtaining a press fitting depth value L2, the press fitting force is monitored in real time through a pressure sensor arranged in the tool main body in the press fitting process, and if the press fitting force exceeds a preset qualified range, the system automatically stops the press; when the system detects that the press fitting is finished, the coil is powered on again and then powered off once, the stroke value L3 after the press fitting is measured through the displacement sensor, and the system automatically judges whether the L3 meets the stroke tolerance requirement.
The utility model has the advantages of following several: the structure is simple and compact, the operation and maintenance are very simple, the pressure reducing valve assembly can be more accurately pressed in a tolerance range set by a system, the stroke value of the pressure reducing valve assembly is stabilized in a smaller interval range, and the accuracy and the stability of the press mounting are ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein the reference numerals are: the precision pressing device comprises a precision pressing head 1, a workpiece placing block 2, an excessive guide sleeve 3, a stroke measuring needle 4, a displacement sensor 5, a precision pressing head 6, a pressure sensor 7, a displacement sensor fixing block 8, a reset spring 9, a limiting sliding groove 10 and a coil 11.
Detailed Description
The following further description of the embodiments of the present invention is made with reference to the accompanying drawings:
the utility model provides a be used for relief pressure valve subassembly assembly to use stroke coining frock which characterized in that: : include that the piece 2 is placed to the top pressure head 1, work piece, excessive uide bushing 3, stroke gage 4, displacement sensor 5, the top pressure head 6, pressure sensor 7, displacement sensor fixed block 8, reset spring 9, spacing spout 10 and coil 11 under the top pressure, coil 11 install the central recess bottom of the top pressure head 1 under the top pressure, the top pressure under be close to on the face of cylinder outside the head 6 and be equipped with spacing spout 10, excessive uide bushing 3 on be equipped with radial screw hole, excessive uide bushing 3 install on the top pressure head 6 under the top pressure, the screw hole of excessive uide bushing 3 in ann be equipped with the screw and the screw afterbody is installed in spacing spout 10, the work piece place the piece 2 through screw fixed mounting on the top surface of excessive uide bushing 3, displacement sensor fixed block 8 through screw fixed mounting in the central recess of pressure head 6 bottom under the top pressure, displacement sensor 5 bottom fixed mounting in 8 top mounting holes of displacement sensor fixed block, stroke measuring pin 4 install in the accurate pressure head 6 centre bore down and stroke measuring pin 4 bottom press on 5 tops of displacement sensor, reset spring 9 cover on the accurate pressure head 6 down and reset spring 9 both ends push up respectively on excessive uide bushing 3 and accurate pressure head 6 down, accurate pressure head 6 down through screw fixed mounting on pressure sensor 7 top surface.
In the embodiment, flanges are arranged at the top end of the coining upper pressure head 1 and the bottom of the coining lower pressure head 6.
In the embodiment, the central axis of the coining upper ram 1 coincides with the central axis of the coining lower ram 6.
In the embodiment, the center hole of the coining upper pressure head 1 is in clearance fit with the outer wall of the coil 11.
The utility model discloses the theory of operation: when the pressure reducing valve assembly is actually subjected to stroke coining, a coining upper pressure head 1 arranged in the tool body is pressed downwards, when a valve seat of the pressure reducing valve assembly is abutted to a coining lower pressure head 6, a stroke measuring pin 4 enters the pressure reducing valve and abuts against a movable iron core spherical surface in the pressure reducing valve, at the moment, a coil 11 is powered on and then powered off once, a stroke value L1 before coining is measured through a displacement sensor 5, a system can automatically calculate the depth L2 (L-L1) needing press fitting according to the set required stroke value L, the system automatically performs the stroke coining of the pressure reducing valve assembly in place after obtaining a press fitting depth value L2, monitors the press fitting force in real time through a pressure sensor 7 arranged in the tool body in the press fitting process, and automatically stops the press fitting and prompts an alarm if the press fitting force exceeds a preset qualified range; when the system detects that the press fitting is finished, the coil 11 is powered on again and then powered off once, the stroke value L3 after the press fitting is measured by the displacement sensor 5, and the system automatically judges whether the L3 meets the stroke tolerance requirement.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.
Claims (4)
1. The utility model provides a be used for relief pressure valve subassembly assembly to use stroke coining frock which characterized in that: comprises a coining upper pressure head (1), a workpiece placing block (2), an excessive guide sleeve (3), a stroke measuring needle (4), a displacement sensor (5), a coining lower pressure head (6), a pressure sensor (7), a displacement sensor fixing block (8), a reset spring (9), a limit chute (10) and a coil (11), wherein the coil (11) is arranged at the bottom of a central groove of the coining upper pressure head (1), the position of the outer cylindrical surface of the coining lower pressure head (6) close to the top end is provided with the limit chute (10), the excessive guide sleeve (3) is provided with a radial threaded hole, the excessive guide sleeve (3) is arranged at the top end of the coining lower pressure head (6), a screw is arranged in the threaded hole of the excessive guide sleeve (3) and the tail part of the screw is arranged in the limit chute (10), the workpiece placing block (2) is fixedly arranged on the top surface of the excessive guide sleeve (3) through the screw, displacement sensor fixed block (8) through screw fixed mounting in the accurate central recess who pushes down pressure head (6) bottom, displacement sensor (5) bottom fixed mounting in displacement sensor fixed block (8) top mounting hole, stroke measuring pin (4) install and push down on displacement sensor (5) top in accurate pressure head (6) centre bore and stroke measuring pin (4) bottom, reset spring (9) cover on accurate pressure head (6) and reset spring (9) both ends push up respectively on excessive uide bushing (3) and accurate pressure head (6), accurate pressure head (6) through screw fixed mounting on pressure sensor (7) top surface.
2. The stroke coining tool for assembling the pressure reducing valve assembly according to claim 1, wherein: and the top end of the fine pressing upper pressure head (1) and the bottom of the fine pressing lower pressure head (6) are respectively provided with a flange plate.
3. The stroke coining tool for assembling the pressure reducing valve assembly according to claim 1, wherein: the central axis of the fine pressing upper pressure head (1) is coincided with the central axis of the fine pressing lower pressure head (6).
4. The stroke coining tool for assembling the pressure reducing valve assembly according to claim 1, wherein: the center hole of the coining upper pressure head (1) is in clearance fit with the outer wall of the coil (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570941.6U CN213646531U (en) | 2020-07-31 | 2020-07-31 | Stroke coining tool for assembling pressure reducing valve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021570941.6U CN213646531U (en) | 2020-07-31 | 2020-07-31 | Stroke coining tool for assembling pressure reducing valve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213646531U true CN213646531U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021570941.6U Active CN213646531U (en) | 2020-07-31 | 2020-07-31 | Stroke coining tool for assembling pressure reducing valve assembly |
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| CN (1) | CN213646531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118143613A (en) * | 2024-04-24 | 2024-06-07 | 浙江得天机械科技有限公司 | Embedding device for miniature electromagnetic valve movable iron core copper sleeve |
-
2020
- 2020-07-31 CN CN202021570941.6U patent/CN213646531U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118143613A (en) * | 2024-04-24 | 2024-06-07 | 浙江得天机械科技有限公司 | Embedding device for miniature electromagnetic valve movable iron core copper sleeve |
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