CN214334489U - Clamp for testing pull-out force between different terminals and cables - Google Patents
Clamp for testing pull-out force between different terminals and cables Download PDFInfo
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- CN214334489U CN214334489U CN202120282546.6U CN202120282546U CN214334489U CN 214334489 U CN214334489 U CN 214334489U CN 202120282546 U CN202120282546 U CN 202120282546U CN 214334489 U CN214334489 U CN 214334489U
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Abstract
The utility model relates to an anchor clamps that is used for drawing power test between different terminals and cable, including being fixed in anchor clamps seat (1) on terminal drawing power machine (11), left stopper (3) and right stopper (4), even have a horizontally transmission shaft (2) on it, even have a pair of guiding axle (6) between the left and right stopper, even have left clamp (7) and right clamp (8) of mutually supporting on guiding axle (6), left-handed internal thread (7 a) in the left clamp (7) cooperatees with left-handed external thread (2 a) on transmission shaft (2), right-handed internal thread (8 a) in the right clamp (8) cooperatees with right-handed external thread (2 b) on transmission shaft (2); one end of the transmission shaft (2) extends out of the right limiting block (4) and is connected with the rotating handle (9). The utility model has the advantages that adopt from both sides to the intermediate motion clamp tightly, be in on the same straight line when effectively guaranteeing the test, improve the test precision, simple structure, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the power test technique of drawing to take off and specifically relates to an anchor clamps that are used for drawing to take off between different terminals and the cable and take off the power test.
Background
In the wire harness industry, the requirements on the pulling-out force of the terminal and the cable are strict, the pulling-out force of different terminals and cables must be ensured within a corresponding pulling force range, otherwise, quality accidents or safety risks occur, and the pulling-out force of the terminals and the cables needs to be tested. However, to obtain an accurate pull-off force value, two conditions must be met: (1) terminals at two ends of the wire harness are clamped; (2) the wire harness and the terminals at the two ends of the wire harness are in the same straight line in the whole testing process.
Because different products correspond different terminals, and its shape is different, and a lot of anchor clamps can not press from both sides tightly to the cable has thickness to have carefully, and most anchor clamps are all from one side to the another side clamp tightly, therefore can not guarantee "all will be in the requirement of same straight line in the test overall process", can't obtain accurate numerical value. In addition, the clamp is used with a terminal pulling and stripping machine, so that a complex structure or a clamping mode is not practical.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is exactly in order to solve the current problem that the power test fixture that draws takes off can't satisfy measuring requirement, precision are low, provides one kind and is used for drawing the anchor clamps that takes off the power test between different terminals and the cable, but the various types of terminal of centre gripping or cable, and the suitability is high, adopts from both sides to the tight mode of intermediate motion clamp simultaneously, has effectively guaranteed that the test overall process is in on the same straight line, improves the accurate degree that draws off the power test, simple structure, convenient operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a clamp for testing pull-out force between different terminals and cables comprises a clamp seat fixed on a terminal pull-out force machine, wherein a horizontal transmission shaft is connected to the clamp seat, a left limiting block and a right limiting block are respectively arranged on two sides of the clamp seat, through holes are respectively formed in the left limiting block and the right limiting block, and the transmission shaft can just penetrate through the through holes;
a pair of guide shafts is connected between the left limiting block and the right limiting block, the middle part of each guide shaft penetrates through the clamp seat and is parallel to the transmission shaft;
the guide shaft is connected with a pair of left clamping blocks and right clamping blocks which are matched with each other, and the left clamping blocks and the right clamping blocks are respectively arranged on two sides of the clamp seat;
a left-handed external thread is arranged on the transmission shaft positioned on the left side of the clamp seat, a right-handed external thread is arranged on the transmission shaft positioned on the right side of the clamp seat, a left-handed internal thread matched with the left-handed external thread is arranged in the left clamping block, and a right-handed internal thread matched with the right-handed external thread is arranged in the right clamping block, so that the left clamping block and the right clamping block are controlled to be separated and closed by rotating the transmission shaft;
one end of the transmission shaft extends out of the right limiting block and is connected with a rotating handle so as to facilitate the rotation of the transmission shaft.
Furthermore, the bottom of the left clamping block is provided with a pair of guide holes and a left transmission hole arranged between the guide holes, the guide holes and the guide shafts form sliding guide fit, the left transmission hole and the transmission shaft are mutually matched, and the right clamping block and the left clamping block are arranged identically.
Furthermore, a left-handed internal thread is arranged in the left transmission hole of the left clamping block, a right-handed internal thread is arranged in the right transmission hole of the right clamping block, the left-handed external thread is correspondingly matched with the left-handed internal thread, and the right-handed external thread is correspondingly matched with the right-handed internal thread.
Furthermore, the left clamping block and the right clamping block are inverted L-shaped blocks, the left clamping block and the right clamping block are arranged in a bilateral symmetry mode by taking the clamp seat as the center, the guide hole and the transmission hole are formed in the lower portion of the L-shaped blocks, and a group of clamping surface knurls are arranged on the contact surfaces of the left clamping block and the right clamping block and used for enhancing friction force, improving clamping force and fixing a clamped object.
Furthermore, the left limiting block and the right limiting block are arranged in parallel with the clamp seat, and the axes of the through holes in the left limiting block and the right limiting block coincide with the axis of the transmission shaft.
Further, the rotating handle is a three-fork large rotating handle for increasing torque.
Compared with the prior art, the utility model has the advantages of specifically lie in:
(1) the mounting structure is simple and reliable, the testing precision of the pulling and separating machine is not influenced, and the use and the operation are convenient;
(2) the clamp can clamp various types of terminals or cables and clamp the terminals from two sides to the middle, and the terminals are positioned on the stressed central axis no matter the thickness of the cables or the size of the terminals, so that the pull-out force is more accurately tested;
(3) the invention has simple structure, convenient operation, low cost, wide application range, strong compatibility and matching with a terminal pulling and separating machine.
Drawings
Fig. 1 is a structure diagram of the clamp for testing the pulling-out force between different terminals and cables according to the present invention;
fig. 2 is a top view of the clamp of the present invention;
fig. 3 is a schematic structural view of the clamp of the present invention in an unclamped state;
fig. 4 is a schematic structural view of the clamp of the present invention in a clamping state;
fig. 5 is an assembly schematic diagram of the clamp and the terminal pull-off machine of the present invention.
Detailed Description
Example 1
For the present invention to be more clearly understood, the following description is made with reference to the accompanying drawings, and the embodiments described herein are only used for explaining the present invention, and are not intended to limit the present invention.
Referring to fig. 1 and 5, a clamp for testing pull-out force between different terminals and cables comprises a clamp seat 1 fixed on a terminal pull-out force machine 11, and is characterized in that:
referring to fig. 1, 3 and 4, a horizontal transmission shaft 2 is connected to a clamp seat 1, a left limiting block 3 and a right limiting block 4 are respectively arranged on two sides of the clamp seat 1, a through hole 5 is respectively formed in each of the left limiting block 3 and the right limiting block 4, each of the left limiting block 3 and the right limiting block 4 is arranged in parallel with the clamp seat 1, the axis of the through hole 5 on each of the left limiting block 3 and the right limiting block 4 is coincident with the axis of the transmission shaft 2, and the transmission shaft 2 can just penetrate through the through hole 5;
a pair of guide shafts 6 is connected between the left limiting block 3 and the right limiting block 4, the middle part of each guide shaft 6 penetrates through the clamp seat 1, and the guide shafts and the transmission shaft 2 are arranged in parallel;
the guide shaft 6 is connected with a pair of left clamping block 7 and right clamping block 8 which are matched with each other, and the left clamping block 7 and the right clamping block 8 are respectively arranged on two sides of the clamp seat 1;
referring to fig. 1 to 4, the bottom of the left clamping block 7 is provided with a pair of guide holes 71 and a left transmission hole 72 arranged between the guide holes 71, the guide holes 71 and the guide shaft 6 form sliding guide fit, the left transmission hole 72 and the transmission shaft 2 are matched with each other, and the right clamping block 8 and the left clamping block 7 are arranged in the same manner;
a left-handed internal thread 7a is arranged in a left transmission hole 72 of the left clamping block 7, a right-handed internal thread 8a is arranged in a right transmission hole 81 of the right clamping block 8, a left-handed external thread 2a is arranged on a transmission shaft 2 positioned on the left side of the clamp seat 1, a right-handed external thread 2b is arranged on the transmission shaft 2 positioned on the right side of the clamp seat 1, the left-handed external thread 2a is correspondingly matched with the left-handed internal thread 7a, and the right-handed external thread 2b is correspondingly matched with the right-handed internal thread 8a so as to control the left and right clamping blocks to be separated and closed through rotating the transmission shaft;
the left clamping block 7 and the right clamping block 8 are inverted L-shaped blocks, the left clamping block 7 and the right clamping block 8 are arranged in bilateral symmetry by taking the clamp seat 1 as a center, the guide hole 71 and the left transmission hole 72 are arranged at the lower part of the L-shaped blocks, and a group of clamping surface knurls 10 are arranged on the contact surfaces of the left clamping block 7 and the right clamping block 8 respectively and are used for enhancing friction force, improving clamping force and fixing a clamped object;
one end of the transmission shaft 2 extends out of the right limiting block 4 to be connected with a rotating handle 9, and the rotating handle 9 is a three-fork large rotating handle to be used for increasing torque and facilitating rotation of the transmission shaft.
The clamp of the utility model adopts a thread clamping mechanism, one side of the clamping block is a left-handed internal thread, the other side of the clamping block is a right-handed internal thread, and the external thread on the transmission screw rod is in one-to-one correspondence with the internal thread on the clamping block; knurling process treatment is carried out on the clamping surfaces on the two sides to enhance the friction force, so that the clamping force is improved; the tail end of the screw rod is provided with a fixed three-fork large rotating handle to increase the moment.
When the handle is rotated, the transmission shaft starts to rotate radially by taking the middle fixing hole as a reference, because the left side of the transmission shaft is provided with left-handed external threads, the right side of the transmission shaft is provided with right-handed external threads, the transmission shaft is simultaneously provided with internal thread clamping blocks corresponding to the transmission shaft, and two sides of each clamping block are also provided with guide shafts, the clamping blocks simultaneously move in the same direction or in the opposite direction axially when the transmission shaft rotates radially, so that the clamping or loosening action effect is realized; when the handle is rotated clockwise, the clamping blocks on the two sides simultaneously clamp the terminal or the cable towards the middle; when the handle is rotated anticlockwise, the clamping blocks on the two sides are simultaneously loosened towards the two sides.
The utility model discloses a but device centre gripping various types of terminal or cable, the suitability is high, adopts from both sides to the tight mode of intermediate motion clamp simultaneously, has effectively guaranteed that the test overall process is in on the same straight line, has improved the accurate degree of drawing the power of taking off test, simple structure, convenient operation.
In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (6)
1. The utility model provides a anchor clamps that is used for pulling off power test between different terminals and cable, includes that one is fixed in anchor clamps seat (1) on terminal pulling off power machine (11), its characterized in that:
a horizontal transmission shaft (2) is connected to the clamp seat (1), a left limiting block (3) and a right limiting block (4) are respectively arranged on two sides of the clamp seat (1) and are respectively provided with a through hole (5), and the transmission shaft (2) can just penetrate through the through hole (5);
a pair of guide shafts (6) is connected between the left limiting block (3) and the right limiting block (4), the middle part of each guide shaft (6) penetrates through the clamp seat (1) and is parallel to the transmission shaft (2);
a pair of left clamping block (7) and right clamping block (8) which are matched with each other are connected to the guide shaft (6), and the left clamping block (7) and the right clamping block (8) are respectively arranged on two sides of the clamp seat (1);
a left-handed external thread (2 a) is arranged on a transmission shaft (2) positioned on the left side of the clamp seat (1), a right-handed external thread (2 b) is arranged on the transmission shaft (2) positioned on the right side of the clamp seat (1), a left-handed internal thread (7 a) matched with the left-handed external thread (2 a) is arranged in the left clamping block (7), and a right-handed internal thread (8 a) matched with the right-handed external thread (2 b) is arranged in the right clamping block (8);
one end of the transmission shaft (2) extends out of the right limiting block (4) and is connected with a rotating handle (9).
2. The clamp for pull-off force testing between different terminals and cables of claim 1, wherein:
the bottom of the left clamping block (7) is provided with a pair of guide holes (71) and a left transmission hole (72) arranged between the guide holes (71), the guide holes (71) and the guide shaft (6) form sliding guide fit, the left transmission hole (72) is matched with the transmission shaft (2), and the right clamping block (8) and the left clamping block (7) are arranged identically.
3. The clamp for pull-off force testing between different terminals and cables of claim 2, wherein:
be equipped with left-handed internal thread (7 a) in left transmission hole (72) of the tight piece of left-hand clamp (7), be equipped with dextrorotation internal thread (8 a) in right transmission hole (81) of the tight piece of right-hand clamp (8), levogyration external screw thread (2 a) corresponds the cooperation with left-handed internal thread (7 a), and dextrorotation external screw thread (2 b) corresponds the cooperation with dextrorotation internal thread (8 a).
4. The clamp for testing the pulling-out force between different terminals and cables according to any one of claims 1 to 3, wherein:
the left clamping block (7) and the right clamping block (8) are inverted L-shaped blocks, the left clamping block and the right clamping block are arranged in a bilateral symmetry mode by taking the clamp seat (1) as a center, the guide hole and the transmission hole are formed in the lower portion of the L-shaped blocks, and a group of clamping surface knurling (10) is arranged on the contact surface of the left clamping block (7) and the right clamping block (8).
5. The clamp for testing the pulling-out force between different terminals and cables according to any one of claims 1 to 3, wherein:
left side stopper (3) and right stopper (4) all with anchor clamps seat (1) parallel arrangement each other, the axis of through-hole (5) and the axis coincidence of transmission shaft (2) on left side stopper (3) and right stopper (4).
6. The clamp for testing the pulling-out force between different terminals and cables according to any one of claims 1 to 3, wherein:
the rotating handle (9) is a three-fork large rotating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120282546.6U CN214334489U (en) | 2021-02-01 | 2021-02-01 | Clamp for testing pull-out force between different terminals and cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120282546.6U CN214334489U (en) | 2021-02-01 | 2021-02-01 | Clamp for testing pull-out force between different terminals and cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214334489U true CN214334489U (en) | 2021-10-01 |
Family
ID=77907696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120282546.6U Active CN214334489U (en) | 2021-02-01 | 2021-02-01 | Clamp for testing pull-out force between different terminals and cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214334489U (en) |
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2021
- 2021-02-01 CN CN202120282546.6U patent/CN214334489U/en active Active
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