CN219027279U - Stepped clamping chuck structure - Google Patents
Stepped clamping chuck structure Download PDFInfo
- Publication number
- CN219027279U CN219027279U CN202223409062.7U CN202223409062U CN219027279U CN 219027279 U CN219027279 U CN 219027279U CN 202223409062 U CN202223409062 U CN 202223409062U CN 219027279 U CN219027279 U CN 219027279U
- Authority
- CN
- China
- Prior art keywords
- clamping
- sleeve
- hole
- clamping piece
- connecting part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model belongs to the technical field of clamps, and particularly relates to a grading clamping chuck structure, which comprises a sleeve, a grading clamping structure, a clamping structure and a first compression spring, wherein the grading clamping structure comprises a sleeve, a fixed sleeve and a grading slide bar; the sleeve is internally provided with a through hole, the sleeve is provided with a first sliding hole, and the first sliding hole is communicated with the through hole; the clamping structure is provided with a second sliding hole, and the grading slide bar penetrates through the fixing sleeve and is limited between the first sliding hole and the second sliding hole; the clamping structure is fixedly connected with the sleeve shell, one end of the clamping structure penetrates through the through hole and extends out of the sleeve, and a clamping position for fixing a workpiece is arranged. Therefore, the function of clamping the workpiece in a grading manner is realized, the workpiece is still clamped and fixed by the clamping structure in the stroke of the first sliding hole, and the workpiece is not easy to damage in the clamping process.
Description
Technical Field
The utility model belongs to the technical field of clamps, and particularly relates to a hierarchical clamping chuck structure.
Background
The fixture is used to fix the machining object in the correct position during the machining process to accept the construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture. In the processing of some workpieces, a clamp is usually required to clamp and fix, so that the processing is convenient, such as a transformer, an inductor and the like, and the workpieces are required to be clamped and fixed through the clamp, and then the processes of winding, soldering tin and the like are required. The existing chuck comprises a chuck main body and a fixed sleeve, wherein the chuck main body is integrally arranged, when a workpiece is clamped, the fixed sleeve moves to realize the opening and closing of the chuck main body through the inclined surface arranged at the side end of the chuck main body and the inner side wall of the fixed sleeve, so that the workpiece is clamped, but in the process of gathering the chuck main body to clamp the workpiece, the end part of the chuck main body is gathered inwards, not in a translation mode, and the periphery of the workpiece is easily damaged. Moreover, since the existing chuck body clamps the workpiece, the chuck body clamps or expands the workpiece along with the movement of the fixing sleeve, the workpiece is difficult to meet the requirement of clamping the workpiece in the process of moving the fixing sleeve for a certain distance.
Disclosure of Invention
The utility model aims to provide a graded clamping chuck structure, which aims to solve the technical problems that in the prior art, the chuck body clamps or opens a workpiece along with the movement of a fixed sleeve, and the periphery of the workpiece is easily damaged in the clamping process.
In order to achieve the above object, the present utility model provides a graded clamping chuck structure, which comprises a casing, a graded clamping structure, a clamping structure and a first compression spring, wherein the graded clamping structure comprises a sleeve, a fixed sleeve and a graded sliding rod, the fixed sleeve is sleeved outside the sleeve, an annular groove for sliding the casing is arranged on the fixed sleeve, the first compression spring is arranged in the annular groove, one end of the first compression spring is connected with the fixed sleeve, and the other end of the first compression spring is connected with the casing; the sleeve is internally provided with a through hole for the clamping structure to pass through, one end, close to the casing, of the sleeve extends out of the fixed sleeve and is provided with a first sliding hole, and the first sliding hole is communicated with the through hole; the clamping structure is provided with a second sliding hole, the second sliding hole is positioned between the casing and the sleeve, and the grading slide bar penetrates through the fixing sleeve and is limited between the first sliding hole and the second sliding hole; the clamping structure is fixedly connected with the sleeve shell, one end of the clamping structure penetrates through the through hole and extends out of the sleeve barrel, and a clamping position for fixing a workpiece is arranged.
Optionally, the length of the second sliding hole is greater than the length of the first sliding hole.
Optionally, the clamping structure includes a first clamping member, a second clamping member and a second compression spring, where the first clamping member is fixedly connected with the casing, and one end of the first clamping member passes through the through hole and extends out of the sleeve; the first clamping piece is provided with a mounting groove, the second clamping piece is arranged in the mounting groove, one end of the second clamping piece, which extends into the through hole, is rotationally connected with the first clamping piece, and the other end of the second clamping piece penetrates through the through hole and extends out of the sleeve; the clamping position is formed by one end of the first clamping piece far away from the casing and one end of the second clamping piece far away from the casing; the first clamping piece is far away from one end of the shell is provided with a side groove, the side groove faces towards and is perpendicular to the second clamping piece, the second compression spring is arranged in the side groove, one end of the second compression spring is connected with the first clamping piece, and the other end of the second compression spring is connected with the second clamping piece.
Optionally, the first clamping piece comprises a first connecting part and a first clamping part which are connected into a whole, and one end, connected with the first connecting part, of the first clamping part is arranged in an outward inclined way; the first connecting part is arranged in the through hole and is connected with the casing; the side groove is arranged at the side end of the first clamping part; the mounting groove is arranged at the side end of the first connecting part;
the second clamping piece comprises a second connecting part and a second clamping part which are connected into a whole, and one end, connected with the second connecting part, of the second clamping part is arranged in an outward inclined way; one end of the second connecting part far away from the second clamping part is rotationally connected with the first connecting part; two clamping blocks are arranged on the first clamping part and the second clamping part, and four clamping blocks are arranged at intervals to form the clamping position.
Optionally, the second connecting portion is connected to the first connecting portion through a rotating shaft.
Optionally, a clearance gap is formed at a corner of the second connecting portion, and the clearance gap is located at one end of the second connecting portion rotationally connected with the first connecting portion.
Optionally, a positioning pin passes through the sleeve and the first clamp to fix the first clamp and the sleeve.
The technical scheme of the grading clamping chuck structure provided by the embodiment of the utility model has at least one of the following technical effects: when the clamping structure is used, a workpiece is clamped at the clamping position of the clamping structure, the fixed sleeve is pulled, the fixed sleeve and the casing are relatively displaced, the sleeve and the clamping structure are fixed, and the fixed sleeve drives the grading slide rod to slide in the first slide hole and the second slide hole; the casing compresses a first compression spring, wherein the grading clamping structure is provided with an annular groove, and the casing is kept away from the air, so that the casing can move axially and horizontally; in the moving process of the fixed sleeve, when the grading slide bar is contacted with the inner wall of one end of the second slide hole, which is far away from the clamping position, the fixed sleeve is pulled continuously, under the action of the grading slide bar and the fixed sleeve, the sleeve moves together with the fixed sleeve, the sleeve and the clamping structure are displaced relatively, and the clamping structure loosens the clamping of the workpiece along with the fact that the clamping position is far away from the grading clamping structure. And the force applied to the fixing sleeve is released, and the first compression spring is reset, so that the workpiece can be clamped and fixed. Therefore, the function of clamping the workpiece in a grading manner is realized, the workpiece is still clamped and fixed by the clamping structure in the stroke of the first sliding hole, and the workpiece is not easy to damage in the clamping process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a hierarchical clamping chuck structure according to an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of a stepped clamping collet structure provided in an embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of a hierarchical clamping structure according to an embodiment of the present utility model.
Fig. 4 is a schematic structural diagram of a first clamping member and a second clamping member according to an embodiment of the present utility model.
Wherein, each reference sign in the figure:
10-casing 20-stage clamping structure 21-annular groove
22-sleeve 23-fixed sleeve 24-grading slide bar
25-through hole 30-first clamping piece 31-mounting groove
32-side groove 33-first connecting portion 34-first clamping portion
40-second clamping member 41-second connecting portion 42-second clamping portion
43-clamping block 50-first compression spring 60-second compression spring
70-clamping position 80-rotating shaft 90-positioning pin
221-first slide hole 331-second slide hole 411-clearance gap.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 4 are exemplary and intended to illustrate embodiments of the present utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In one embodiment of the present utility model, as shown in fig. 1 to 4, the present utility model comprises a casing 10, a grading clamping structure 20, a clamping structure and a first compression spring 50, wherein the grading clamping structure 20 comprises a sleeve 22, a fixed sleeve 23 and a grading slide bar 24, the fixed sleeve 23 is sleeved outside the sleeve 22, an annular groove 21 for sliding the casing 10 is arranged on the fixed sleeve 23, the first compression spring 50 is arranged in the annular groove 21, one end of the first compression spring 50 is connected with the fixed sleeve 23, the other end of the first compression spring 50 is connected with the casing 10, the fixed sleeve 23 has a loading effect, and the opening and closing of the clamping structure are controlled by driving the fixed sleeve 23 to move; the sleeve 22 is internally provided with a through hole 25 for the clamping structure to pass through, one end of the sleeve 22, which is close to the casing 10, extends out of the fixed sleeve 23 and is provided with a first sliding hole 221, and the first sliding hole 221 is communicated with the through hole 25; the clamping structure is provided with a second sliding hole 331, the second sliding hole 331 is positioned between the casing 10 and the sleeve 22, the grading slide bar 24 passes through the fixed sleeve 23 and is limited between the first sliding hole 221 and the second sliding hole 331, and two ends of the grading slide bar 24 are limited in the fixed sleeve 23; the clamping structure is fixedly connected with the casing 10, and one end of the clamping structure penetrates through the through hole 25 and extends out of the sleeve 22, and is provided with a clamping position 70 for fixing a workpiece.
Both ends of the clamping structure penetrate through the through holes 25, when the clamping structure is used, a workpiece is clamped at the clamping position 70 of the clamping structure, the fixed sleeve 23 is pulled, the fixed sleeve 23 and the casing 10 are relatively displaced, the sleeve 22 and the clamping structure are fixed, and the fixed sleeve 23 drives the grading slide bar 24 to slide in the first slide hole 221 and the second slide hole 331; the casing 10 compresses the first compression spring 50, wherein the stepped clamping structure 20 is provided with an annular groove 21, and the casing 10 is kept away from the air, so that the casing 10 can move axially and horizontally; during the moving process of the fixed sleeve 23, when the grading slide bar 24 contacts with the inner wall of the end of the second slide hole 331 far away from the clamping position 70, the fixed sleeve 23 is pulled continuously, the sleeve 22 moves together with the fixed sleeve 23 under the action of the grading slide bar 24 and the fixed sleeve 23, the sleeve 22 and the clamping structure relatively displace, and the clamping structure releases the clamping of the workpiece along with the fact that the clamping position 70 is far away from the grading clamping structure 20. The force applied to the fixing sleeve 23 is released, and the first compression spring 50 is reset, so that workpiece clamping and fixing can be realized. Thus, the function of clamping the workpiece in a grading manner is realized, the workpiece is still clamped and fixed by the clamping structure in the stroke of the first sliding hole 221, and the workpiece is not easily damaged in the clamping process.
In another embodiment of the present utility model, as shown in fig. 1-2 and 4, the length of the second sliding hole 331 is greater than the length of the first sliding hole 221, specifically, the length of the first sliding hole 221 is smaller than the length of the second sliding hole 331, so as to better control the clamping and fixing of the workpiece. The length of the first sliding hole 221 and the length of the second sliding hole 331 can be set according to the requirement.
In another embodiment of the present utility model, as shown in fig. 1-2 and 4, the clamping structure includes a first clamping member 30, a second clamping member 40 and a second compression spring 60, the first clamping member 30 is fixedly connected with the casing 10, and one end of the first clamping member 30 passes through the through hole 25 and protrudes out of the sleeve 22; the first clamping piece 30 is provided with a mounting groove 31, the second sliding hole 331 is communicated with the mounting groove 31, the mounting groove 31 is positioned at the side end of the first clamping piece 30 and at the end of the first clamping piece 30 far away from the casing 10, the second clamping piece 40 is arranged in the mounting groove 31, one end of the second clamping piece 40 extending into the through hole 25 is rotationally connected with the first clamping piece 30, and the other end of the second clamping piece 40 penetrates through the through hole 25 and extends out of the sleeve 22; the end of the first clamp 30 remote from the sleeve 10 and the end of the second clamp 40 remote from the sleeve 10 form a clamp 70; the first clamping member 30 is provided with a side groove 32 at one end far away from the casing 10, the side groove 32 is arranged towards and perpendicular to the second clamping member 40, the second compression spring 60 is arranged in the side groove 32, one end of the second compression spring 60 is connected with the first clamping member 30, and the other end is connected with the second clamping member 40.
Specifically, the through hole 25 includes two connected sections, the aperture of the first section is larger than that of the second section, one end of the first clamping member 30 and the second clamping member 40, which is far away from the casing 10, is in a horn shape, and the first section of the through hole 25 is arranged close to the clamping position 70; the first clamp 30 is slidably coupled to the sleeve 22. The side groove 32 is close to the end face of the first clamping piece 30, both ends of the first clamping piece 30 penetrate through the through hole 25, when the workpiece clamping device is used, under the action of the grading slide rod 24 and the fixing sleeve 23, the sleeve 22 moves together with the fixing sleeve 23, the sleeve 22 moves relative to the first clamping piece 30 and the second clamping piece 40, along with the fact that the clamping position 70 is far away from the grading clamping structure 20, the second clamping piece 40 is rotationally connected with the first clamping piece 30, the end part of the first clamping piece 30 and the end part of the second clamping piece 40 are transversely opened under the action of the second compression spring 60, the workpiece is placed at the clamping position 70, the force applied to the first clamping piece 30 is relieved, the first compression spring 50 resets, the first clamping piece 30 is driven to reset, and the workpiece is clamped and fixed. Thus, the workpiece is clamped and fixed, and the workpiece is not easy to damage.
In another embodiment of the present utility model, as shown in fig. 1-2 and 4, the first clamping member 30 includes a first connection portion 33 and a first clamping portion 34 integrally connected, and one end of the first connection portion 33 connected to the first clamping portion 34 is disposed to be inclined outwards; the first connecting portion 33 is disposed in the through hole 25 and connected to the casing 10; the side groove 32 is arranged at the side end of the first clamping part 34; the mounting groove 31 is provided at a side end of the first connection portion 33.
The second clamping member 40 includes a second connecting portion 41 and a second clamping portion 42 integrally connected, and one end of the second connecting portion 41 connected to the second clamping portion 42 is inclined outwards; one end of the second connecting portion 41 away from the second clamping portion 42 is rotatably connected with the first connecting portion 33; two clamping blocks 43 are arranged on the first clamping part 34 and the second clamping part 42, and four clamping blocks 43 are arranged at intervals to form a clamping position 70.
Specifically, one end of the first connecting portion 33 is disposed obliquely and is located at the first section of the through hole 25, the first connecting portion 33 is located in the through hole 25 and is slidable in the through hole 25, and the first connecting portion 33 is fixedly connected to the casing 10. One end of the second connecting portion 41 is disposed obliquely and is located at the first section of the through hole 25. The first clamping portion 34 and the second clamping portion 42 are disposed opposite each other. The two clamping blocks 43 on the first clamping portion 34 are disposed away from the second clamping portion 42, and the two clamping blocks 43 on the second clamping portion 42 are disposed away from the first clamping portion 34, so as to form a clamping position 70 for fixing a workpiece. Meanwhile, since one ends of the first connecting portion 33 and the second connecting portion 41 are inclined, the first clamping portion 34 and the second clamping portion 42 are better opened along with the movement (the movement in the direction away from the clamping position 70) of the sleeve 22 in cooperation with the first section of the through hole 25, so that the workpiece can be clamped conveniently.
In another embodiment of the present utility model, as shown in fig. 1 to 2 and 4, the second connection part 41 is connected to the first connection part 33 through a rotation shaft 80. Specifically, the rotation shaft 80 fixes the second connection portion 41 to the first connection portion 33, and can rotate in the first connection portion 33 through the mounting groove 31 to open the first clamping portion 34 and the second clamping portion 42.
In another embodiment of the present utility model, as shown in fig. 2, a corner of the second connecting portion 41 is provided with a clearance gap 411, and the clearance gap 411 is located at one end of the second connecting portion 41 rotatably connected to the first connecting portion 33. Specifically, the clearance gap 411 is provided to avoid the second connection portion 41 from colliding with the inner side wall of the sleeve 22 and the inner side wall of the first connection portion 33 when the mounting groove 31 rotates.
In another embodiment of the present utility model, as shown in fig. 1-2 and 4, a locating pin 90 passes through the sleeve 10 and the first clamp 30 to secure the first clamp 30 and the sleeve 10. Specifically, the fixed connection of the first connecting portion 33 with the sleeve 10 is achieved by the positioning pin 90.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a hierarchical centre gripping chuck structure which characterized in that: the device comprises a casing, a grading clamping structure, a clamping structure and a first compression spring, wherein the grading clamping structure comprises a sleeve, a fixed sleeve and a grading slide rod, the fixed sleeve is sleeved outside the sleeve, an annular groove for the casing to slide is formed in the fixed sleeve, the first compression spring is arranged in the annular groove, one end of the first compression spring is connected with the fixed sleeve, and the other end of the first compression spring is connected with the casing; the sleeve is internally provided with a through hole for the clamping structure to pass through, one end, close to the casing, of the sleeve extends out of the fixed sleeve and is provided with a first sliding hole, and the first sliding hole is communicated with the through hole; the clamping structure is provided with a second sliding hole, the second sliding hole is positioned between the casing and the sleeve, and the grading slide bar penetrates through the fixing sleeve and is limited between the first sliding hole and the second sliding hole; the clamping structure is fixedly connected with the sleeve shell, one end of the clamping structure penetrates through the through hole and extends out of the sleeve barrel, and a clamping position for fixing a workpiece is arranged.
2. The hierarchical clamping collet structure of claim 1, wherein: the length of the second sliding hole is greater than that of the first sliding hole.
3. The hierarchical clamping collet structure of claim 1, wherein: the clamping structure comprises a first clamping piece, a second clamping piece and a second compression spring, wherein the first clamping piece is fixedly connected with the sleeve shell, and one end of the first clamping piece penetrates through the through hole and extends out of the sleeve; the first clamping piece is provided with a mounting groove, the second clamping piece is arranged in the mounting groove, one end of the second clamping piece, which extends into the through hole, is rotationally connected with the first clamping piece, and the other end of the second clamping piece penetrates through the through hole and extends out of the sleeve; the clamping position is formed by one end of the first clamping piece far away from the casing and one end of the second clamping piece far away from the casing; the first clamping piece is far away from one end of the shell is provided with a side groove, the side groove faces towards and is perpendicular to the second clamping piece, the second compression spring is arranged in the side groove, one end of the second compression spring is connected with the first clamping piece, and the other end of the second compression spring is connected with the second clamping piece.
4. A stepped clamping collet structure according to claim 3, wherein: the first clamping piece comprises a first connecting part and a first clamping part which are connected into a whole, and one end, connected with the first connecting part, of the first clamping part is arranged in an outward inclined way; the first connecting part is arranged in the through hole and is connected with the casing; the side groove is arranged at the side end of the first clamping part; the mounting groove is arranged at the side end of the first connecting part;
the second clamping piece comprises a second connecting part and a second clamping part which are connected into a whole, and one end, connected with the second connecting part, of the second clamping part is arranged in an outward inclined way; one end of the second connecting part far away from the second clamping part is rotationally connected with the first connecting part; two clamping blocks are arranged on the first clamping part and the second clamping part, and four clamping blocks are arranged at intervals to form the clamping position.
5. The hierarchical clamping collet structure of claim 4, wherein: the second connecting part is connected to the first connecting part through a rotating shaft.
6. The hierarchical clamping collet structure of claim 4, wherein: the corner of the second connecting part is provided with a clearance gap, and the clearance gap is positioned at one end of the second connecting part, which is rotationally connected with the first connecting part.
7. A stepped clamping collet structure according to claim 3, wherein: a locating pin passes through the housing and the first clamp to fix the first clamp and the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223409062.7U CN219027279U (en) | 2022-12-15 | 2022-12-15 | Stepped clamping chuck structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223409062.7U CN219027279U (en) | 2022-12-15 | 2022-12-15 | Stepped clamping chuck structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219027279U true CN219027279U (en) | 2023-05-16 |
Family
ID=86276862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223409062.7U Active CN219027279U (en) | 2022-12-15 | 2022-12-15 | Stepped clamping chuck structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219027279U (en) |
-
2022
- 2022-12-15 CN CN202223409062.7U patent/CN219027279U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212218250U (en) | Split clamp | |
| CN219027279U (en) | Stepped clamping chuck structure | |
| CN210281524U (en) | Machining main shaft pull rod assembly | |
| CN212169271U (en) | Automatic soldering tin machine with protect function | |
| CN209969318U (en) | Punching device for conveniently fixing casting for machining small through hole in casting | |
| CN209664879U (en) | A kind of electric vehicle knuckle frock clamp | |
| CN210997409U (en) | Automatic screw locking mechanism | |
| CN217202959U (en) | Laser cladding machine with safeguard function | |
| CN208330111U (en) | A kind of fireproof door leaf panel exempts from welding structure | |
| CN216633522U (en) | Press claw, press claw mount pad and automatic flexible anchor clamps | |
| CN213320202U (en) | Energy-saving mechanical claw | |
| CN111844079B (en) | Intelligent robot is patrolled and examined to electric power of emergency rescue | |
| CN208644481U (en) | A kind of welding fixture | |
| CN112706438A (en) | Friction press with dust removal function for ship processing plant | |
| CN216098564U (en) | Manual clamp | |
| CN215146155U (en) | Clamp | |
| CN221261008U (en) | Clamping device and sample processing system | |
| CN221232069U (en) | Workpiece self-adaptive quick pressing device | |
| CN217059694U (en) | Mortar compressive strength detection equipment | |
| CN218875483U (en) | Cleanliness laboratory cylinder body, cylinder cap centre gripping arm | |
| CN220463584U (en) | Direct current motor casing processing positioner | |
| CN216965618U (en) | Processing of longmen spare part is with dust collector that breathes in convenient to adjust removal | |
| CN215294336U (en) | Scheduling type task management equipment based on face recognition | |
| CN219372623U (en) | High frequency pre-heater with dustproof construction | |
| CN214238079U (en) | A roll-over stand for machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |